Mercurial > hg > nginx
annotate src/event/ngx_event_quic.c @ 8470:0d1ad81dd65c quic
QUIC: delay field of an ACK frame is now calculated.
author | Vladimir Homutov <vl@nginx.com> |
---|---|
date | Fri, 10 Jul 2020 15:33:51 +0300 |
parents | 3b107aadc9f6 |
children | 9ed4c12ec948 |
rev | line source |
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8182
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Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
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1 |
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Moved all QUIC code into ngx_event_quic.c
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2 /* |
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3 * Copyright (C) Nginx, Inc. |
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4 */ |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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5 |
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Moved all QUIC code into ngx_event_quic.c
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6 |
8171 | 7 #include <ngx_config.h> |
8 #include <ngx_core.h> | |
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9 #include <ngx_event.h> |
8182
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Moved all QUIC code into ngx_event_quic.c
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10 |
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Moved all QUIC code into ngx_event_quic.c
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11 |
8307
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Introduced packet namespace in QUIC connection.
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12 /* 0-RTT and 1-RTT data exist in the same packet number space, |
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13 * so we have 3 packet number spaces: |
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14 * |
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15 * 0 - Initial |
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16 * 1 - Handshake |
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17 * 2 - 0-RTT and 1-RTT |
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18 */ |
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19 #define ngx_quic_get_send_ctx(qc, level) \ |
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20 ((level) == ssl_encryption_initial) ? &((qc)->send_ctx[0]) \ |
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21 : (((level) == ssl_encryption_handshake) ? &((qc)->send_ctx[1]) \ |
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22 : &((qc)->send_ctx[2])) |
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parents:
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23 |
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24 #define NGX_QUIC_SEND_CTX_LAST (NGX_QUIC_ENCRYPTION_LAST - 1) |
8307
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25 |
8314
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Advertizing MAX_STREAMS (0x12) credit in advance.
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26 #define NGX_QUIC_STREAMS_INC 16 |
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27 #define NGX_QUIC_STREAMS_LIMIT (1ULL < 60) |
de8981bf2dd5
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28 |
8333
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Crypto buffer frames reordering.
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29 /* |
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Crypto buffer frames reordering.
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30 * 7.4. Cryptographic Message Buffering |
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Crypto buffer frames reordering.
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31 * Implementations MUST support buffering at least 4096 bytes of data |
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32 */ |
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33 #define NGX_QUIC_MAX_BUFFERED 65535 |
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34 |
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35 |
8225 | 36 typedef struct { |
37 ngx_rbtree_t tree; | |
38 ngx_rbtree_node_t sentinel; | |
39 ngx_connection_handler_pt handler; | |
8229
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Implemented creation of server unidirectional streams.
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40 |
cfc429911c0d
Implemented creation of server unidirectional streams.
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41 ngx_uint_t id_counter; |
8338
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Added primitive flow control mechanisms.
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42 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
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43 uint64_t received; |
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Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
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44 uint64_t sent; |
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Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
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parents:
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45 uint64_t recv_max_data; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
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parents:
8364
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46 uint64_t send_max_data; |
8225 | 47 } ngx_quic_streams_t; |
8182
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48 |
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Moved all QUIC code into ngx_event_quic.c
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parents:
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49 |
8364
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QUIC basic congestion control.
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50 typedef struct { |
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QUIC basic congestion control.
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51 size_t in_flight; |
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QUIC basic congestion control.
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52 size_t window; |
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QUIC basic congestion control.
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53 size_t ssthresh; |
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QUIC basic congestion control.
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54 ngx_msec_t recovery_start; |
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QUIC basic congestion control.
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55 } ngx_quic_congestion_t; |
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QUIC basic congestion control.
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56 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
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|
57 |
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58 /* |
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59 * 12.3. Packet Numbers |
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60 * |
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61 * Conceptually, a packet number space is the context in which a packet |
bda817d16cc2
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62 * can be processed and acknowledged. Initial packets can only be sent |
bda817d16cc2
Rename types and variables used for packet number space.
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parents:
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63 * with Initial packet protection keys and acknowledged in packets which |
bda817d16cc2
Rename types and variables used for packet number space.
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parents:
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64 * are also Initial packets. |
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65 */ |
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|
66 typedef struct { |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
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|
67 ngx_quic_secret_t client_secret; |
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|
68 ngx_quic_secret_t server_secret; |
dc7ac778aafe
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|
69 |
8401 | 70 uint64_t pnum; /* to be sent */ |
71 uint64_t largest_ack; /* received from peer */ | |
72 uint64_t largest_pn; /* received from peer */ | |
8308
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Implemented retransmission and retransmit queue.
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73 |
e10b4c61420f
Implemented retransmission and retransmit queue.
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74 ngx_queue_t frames; |
e10b4c61420f
Implemented retransmission and retransmit queue.
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|
75 ngx_queue_t sent; |
8331
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76 } ngx_quic_send_ctx_t; |
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Introduced packet namespace in QUIC connection.
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parents:
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|
77 |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
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|
78 |
8182
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Moved all QUIC code into ngx_event_quic.c
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|
79 struct ngx_quic_connection_s { |
8225 | 80 ngx_str_t scid; |
81 ngx_str_t dcid; | |
8381
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
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parents:
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82 ngx_str_t odcid; |
8225 | 83 ngx_str_t token; |
8182
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84 |
8260
f388c0ad3477
Added processing of client transport parameters.
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parents:
8259
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|
85 ngx_uint_t client_tp_done; |
8247
e9891e8ee975
Configurable transport parameters.
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parents:
8246
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|
86 ngx_quic_tp_t tp; |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
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parents:
8263
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|
87 ngx_quic_tp_t ctp; |
8247
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Configurable transport parameters.
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|
88 |
8331
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Rename types and variables used for packet number space.
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89 ngx_quic_send_ctx_t send_ctx[NGX_QUIC_SEND_CTX_LAST]; |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
90 ngx_quic_secrets_t keys[NGX_QUIC_ENCRYPTION_LAST]; |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
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91 ngx_quic_secrets_t next_key; |
8333
167d32476737
Crypto buffer frames reordering.
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|
92 ngx_quic_frames_stream_t crypto[NGX_QUIC_ENCRYPTION_LAST]; |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
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|
93 |
8225 | 94 ngx_ssl_t *ssl; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
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parents:
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95 |
8309 | 96 ngx_event_t push; |
8369
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
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8368
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97 ngx_event_t retransmit; |
8355
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Added proper handling of connection close phases.
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98 ngx_event_t close; |
8308
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Implemented retransmission and retransmit queue.
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99 ngx_queue_t free_frames; |
8355
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Added proper handling of connection close phases.
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parents:
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100 ngx_msec_t last_cc; |
8286 | 101 |
8469
3b107aadc9f6
QUIC: added rtt estimation.
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102 ngx_msec_t latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
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103 ngx_msec_t avg_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
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parents:
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104 ngx_msec_t min_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
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105 ngx_msec_t rttvar; |
3b107aadc9f6
QUIC: added rtt estimation.
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106 |
8286 | 107 #if (NGX_DEBUG) |
108 ngx_uint_t nframes; | |
109 #endif | |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
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parents:
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110 |
8225 | 111 ngx_quic_streams_t streams; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
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|
112 ngx_quic_congestion_t congestion; |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
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parents:
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113 |
8314
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
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parents:
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114 uint64_t cur_streams; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
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parents:
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115 uint64_t max_streams; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
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116 |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
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117 ngx_uint_t error; |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
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parents:
8450
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118 enum ssl_encryption_level_t error_level; |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
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119 ngx_uint_t error_ftype; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
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parents:
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120 const char *error_reason; |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
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parents:
8384
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121 |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
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122 unsigned error_app:1; |
8281
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When closing a QUIC connection, wait for all streams to finish.
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123 unsigned send_timer_set:1; |
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When closing a QUIC connection, wait for all streams to finish.
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parents:
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124 unsigned closing:1; |
8355
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Added proper handling of connection close phases.
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parents:
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125 unsigned draining:1; |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
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126 unsigned key_phase:1; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
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127 unsigned in_retry:1; |
8397
1245e274b9ba
Avoided excessive definitions for connection state.
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parents:
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128 unsigned initialized:1; |
8225 | 129 }; |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
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parents:
8205
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130 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
8180
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131 |
8335
76839f55bc48
Sorted functions and functions declarations.
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132 typedef ngx_int_t (*ngx_quic_frame_handler_pt)(ngx_connection_t *c, |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
133 ngx_quic_frame_t *frame, void *data); |
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
134 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
135 |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
136 #if BORINGSSL_API_VERSION >= 10 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
137 static int ngx_quic_set_read_secret(ngx_ssl_conn_t *ssl_conn, |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
138 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
139 const uint8_t *secret, size_t secret_len); |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
140 static int ngx_quic_set_write_secret(ngx_ssl_conn_t *ssl_conn, |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
141 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
142 const uint8_t *secret, size_t secret_len); |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
143 #else |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
144 static int ngx_quic_set_encryption_secrets(ngx_ssl_conn_t *ssl_conn, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
145 enum ssl_encryption_level_t level, const uint8_t *read_secret, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
146 const uint8_t *write_secret, size_t secret_len); |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
147 #endif |
8225 | 148 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
149 static int ngx_quic_add_handshake_data(ngx_ssl_conn_t *ssl_conn, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
150 enum ssl_encryption_level_t level, const uint8_t *data, size_t len); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
151 static int ngx_quic_flush_flight(ngx_ssl_conn_t *ssl_conn); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
152 static int ngx_quic_send_alert(ngx_ssl_conn_t *ssl_conn, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
153 enum ssl_encryption_level_t level, uint8_t alert); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
154 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
155 |
8225 | 156 static ngx_int_t ngx_quic_new_connection(ngx_connection_t *c, ngx_ssl_t *ssl, |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
157 ngx_quic_tp_t *tp, ngx_quic_header_t *pkt, |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
158 ngx_connection_handler_pt handler); |
8382
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
159 static ngx_int_t ngx_quic_new_dcid(ngx_connection_t *c, ngx_str_t *odcid); |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
160 static ngx_int_t ngx_quic_retry(ngx_connection_t *c); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
161 static ngx_int_t ngx_quic_new_token(ngx_connection_t *c, ngx_str_t *token); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
162 static ngx_int_t ngx_quic_validate_token(ngx_connection_t *c, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
163 ngx_quic_header_t *pkt); |
8225 | 164 static ngx_int_t ngx_quic_init_connection(ngx_connection_t *c); |
8436
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
165 static ngx_inline size_t ngx_quic_max_udp_payload(ngx_connection_t *c); |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
166 static void ngx_quic_input_handler(ngx_event_t *rev); |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
167 |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
168 static void ngx_quic_close_connection(ngx_connection_t *c, ngx_int_t rc); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
169 static ngx_int_t ngx_quic_close_quic(ngx_connection_t *c, ngx_int_t rc); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
170 static void ngx_quic_close_timer_handler(ngx_event_t *ev); |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
171 static ngx_int_t ngx_quic_close_streams(ngx_connection_t *c, |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
172 ngx_quic_connection_t *qc); |
8225 | 173 |
174 static ngx_int_t ngx_quic_input(ngx_connection_t *c, ngx_buf_t *b); | |
8377
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
175 static ngx_inline u_char *ngx_quic_skip_zero_padding(ngx_buf_t *b); |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
176 static ngx_int_t ngx_quic_retry_input(ngx_connection_t *c, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
177 ngx_quic_header_t *pkt); |
8225 | 178 static ngx_int_t ngx_quic_initial_input(ngx_connection_t *c, |
179 ngx_quic_header_t *pkt); | |
180 static ngx_int_t ngx_quic_handshake_input(ngx_connection_t *c, | |
181 ngx_quic_header_t *pkt); | |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
182 static ngx_int_t ngx_quic_early_input(ngx_connection_t *c, |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
183 ngx_quic_header_t *pkt); |
8361 | 184 static ngx_int_t ngx_quic_check_peer(ngx_quic_connection_t *qc, |
185 ngx_quic_header_t *pkt); | |
8225 | 186 static ngx_int_t ngx_quic_app_input(ngx_connection_t *c, |
187 ngx_quic_header_t *pkt); | |
188 static ngx_int_t ngx_quic_payload_handler(ngx_connection_t *c, | |
189 ngx_quic_header_t *pkt); | |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
190 static ngx_int_t ngx_quic_send_ack(ngx_connection_t *c, ngx_quic_header_t *pkt); |
8470
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
191 static ngx_int_t ngx_quic_ack_delay(ngx_connection_t *c, |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
192 struct timeval *received, enum ssl_encryption_level_t level); |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
193 static ngx_int_t ngx_quic_send_cc(ngx_connection_t *c); |
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
194 static ngx_int_t ngx_quic_send_new_token(ngx_connection_t *c); |
8225 | 195 |
196 static ngx_int_t ngx_quic_handle_ack_frame(ngx_connection_t *c, | |
197 ngx_quic_header_t *pkt, ngx_quic_ack_frame_t *f); | |
8326 | 198 static ngx_int_t ngx_quic_handle_ack_frame_range(ngx_connection_t *c, |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
199 ngx_quic_send_ctx_t *ctx, uint64_t min, uint64_t max, |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
200 ngx_msec_t *send_time); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
201 static void ngx_quic_rtt_sample(ngx_connection_t *c, ngx_quic_ack_frame_t *ack, |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
202 enum ssl_encryption_level_t level, ngx_msec_t send_time); |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
203 static void ngx_quic_handle_stream_ack(ngx_connection_t *c, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
204 ngx_quic_frame_t *f); |
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
205 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
206 static ngx_int_t ngx_quic_handle_ordered_frame(ngx_connection_t *c, |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
207 ngx_quic_frames_stream_t *fs, ngx_quic_frame_t *frame, |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
208 ngx_quic_frame_handler_pt handler, void *data); |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
209 static ngx_int_t ngx_quic_adjust_frame_offset(ngx_connection_t *c, |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
210 ngx_quic_frame_t *f, uint64_t offset_in); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
211 static ngx_int_t ngx_quic_buffer_frame(ngx_connection_t *c, |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
212 ngx_quic_frames_stream_t *stream, ngx_quic_frame_t *f); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
213 |
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
214 static ngx_int_t ngx_quic_handle_crypto_frame(ngx_connection_t *c, |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
215 ngx_quic_header_t *pkt, ngx_quic_frame_t *frame); |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
216 static ngx_int_t ngx_quic_crypto_input(ngx_connection_t *c, |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
217 ngx_quic_frame_t *frame, void *data); |
8225 | 218 static ngx_int_t ngx_quic_handle_stream_frame(ngx_connection_t *c, |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
219 ngx_quic_header_t *pkt, ngx_quic_frame_t *frame); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
220 static ngx_int_t ngx_quic_stream_input(ngx_connection_t *c, |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
221 ngx_quic_frame_t *frame, void *data); |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
222 |
8314
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
223 static ngx_int_t ngx_quic_handle_max_streams(ngx_connection_t *c); |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
224 static ngx_int_t ngx_quic_handle_max_data_frame(ngx_connection_t *c, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
225 ngx_quic_max_data_frame_t *f); |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
226 static ngx_int_t ngx_quic_handle_streams_blocked_frame(ngx_connection_t *c, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
227 ngx_quic_header_t *pkt, ngx_quic_streams_blocked_frame_t *f); |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
228 static ngx_int_t ngx_quic_handle_stream_data_blocked_frame(ngx_connection_t *c, |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
229 ngx_quic_header_t *pkt, ngx_quic_stream_data_blocked_frame_t *f); |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
230 static ngx_int_t ngx_quic_handle_max_stream_data_frame(ngx_connection_t *c, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
231 ngx_quic_header_t *pkt, ngx_quic_max_stream_data_frame_t *f); |
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
232 static ngx_int_t ngx_quic_handle_reset_stream_frame(ngx_connection_t *c, |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
233 ngx_quic_header_t *pkt, ngx_quic_reset_stream_frame_t *f); |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
234 static ngx_int_t ngx_quic_handle_stop_sending_frame(ngx_connection_t *c, |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
235 ngx_quic_header_t *pkt, ngx_quic_stop_sending_frame_t *f); |
8225 | 236 |
237 static void ngx_quic_queue_frame(ngx_quic_connection_t *qc, | |
238 ngx_quic_frame_t *frame); | |
239 | |
240 static ngx_int_t ngx_quic_output(ngx_connection_t *c); | |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
241 static ngx_int_t ngx_quic_output_frames(ngx_connection_t *c, |
8332
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
242 ngx_quic_send_ctx_t *ctx); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
243 static void ngx_quic_free_frames(ngx_connection_t *c, ngx_queue_t *frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
244 static ngx_int_t ngx_quic_send_frames(ngx_connection_t *c, ngx_queue_t *frames); |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
245 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
246 static void ngx_quic_set_packet_number(ngx_quic_header_t *pkt, |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
247 ngx_quic_send_ctx_t *ctx); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
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diff
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|
248 static void ngx_quic_retransmit_handler(ngx_event_t *ev); |
8331
bda817d16cc2
Rename types and variables used for packet number space.
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diff
changeset
|
249 static ngx_int_t ngx_quic_retransmit(ngx_connection_t *c, |
bda817d16cc2
Rename types and variables used for packet number space.
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diff
changeset
|
250 ngx_quic_send_ctx_t *ctx, ngx_msec_t *waitp); |
8309 | 251 static void ngx_quic_push_handler(ngx_event_t *ev); |
8225 | 252 |
253 static void ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp, | |
254 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); | |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
255 static ngx_quic_stream_t *ngx_quic_find_stream(ngx_rbtree_t *rbtree, |
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
256 uint64_t id); |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
257 static ngx_quic_stream_t *ngx_quic_create_stream(ngx_connection_t *c, |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
258 uint64_t id, size_t rcvbuf_size); |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
259 static ssize_t ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf, |
6bc18966b8c1
Stream "connection" read/write methods.
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diff
changeset
|
260 size_t size); |
6bc18966b8c1
Stream "connection" read/write methods.
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diff
changeset
|
261 static ssize_t ngx_quic_stream_send(ngx_connection_t *c, u_char *buf, |
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
262 size_t size); |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
263 static void ngx_quic_stream_cleanup_handler(void *data); |
8211
6bc18966b8c1
Stream "connection" read/write methods.
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parents:
8209
diff
changeset
|
264 static ngx_chain_t *ngx_quic_stream_send_chain(ngx_connection_t *c, |
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
265 ngx_chain_t *in, off_t limit); |
8286 | 266 static ngx_quic_frame_t *ngx_quic_alloc_frame(ngx_connection_t *c, size_t size); |
267 static void ngx_quic_free_frame(ngx_connection_t *c, ngx_quic_frame_t *frame); | |
8211
6bc18966b8c1
Stream "connection" read/write methods.
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diff
changeset
|
268 |
8364
eee307399229
QUIC basic congestion control.
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parents:
8363
diff
changeset
|
269 static void ngx_quic_congestion_ack(ngx_connection_t *c, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
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8363
diff
changeset
|
270 ngx_quic_frame_t *frame); |
eee307399229
QUIC basic congestion control.
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8363
diff
changeset
|
271 static void ngx_quic_congestion_lost(ngx_connection_t *c, ngx_msec_t sent); |
eee307399229
QUIC basic congestion control.
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diff
changeset
|
272 |
8225 | 273 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
274 static SSL_QUIC_METHOD quic_method = { |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
275 #if BORINGSSL_API_VERSION >= 10 |
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|
276 ngx_quic_set_read_secret, |
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|
277 ngx_quic_set_write_secret, |
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diff
changeset
|
278 #else |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
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|
279 ngx_quic_set_encryption_secrets, |
8204
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
280 #endif |
8182
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Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
281 ngx_quic_add_handshake_data, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
282 ngx_quic_flush_flight, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
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|
283 ngx_quic_send_alert, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
284 }; |
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Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
285 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
286 |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
287 #if BORINGSSL_API_VERSION >= 10 |
9e0c30e1f7fb
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|
288 |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
289 static int |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
290 ngx_quic_set_read_secret(ngx_ssl_conn_t *ssl_conn, |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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diff
changeset
|
291 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
292 const uint8_t *rsecret, size_t secret_len) |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
293 { |
8306
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Refactored QUIC secrets storage.
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diff
changeset
|
294 ngx_connection_t *c; |
058a5af7ddfc
Refactored QUIC secrets storage.
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diff
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|
295 ngx_quic_secrets_t *keys; |
8204
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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|
296 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
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|
297 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
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|
298 |
8359 | 299 #ifdef NGX_QUIC_DEBUG_CRYPTO |
8360
f175006124d0
Cleaned up hexdumps in debug output.
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8359
diff
changeset
|
300 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
f175006124d0
Cleaned up hexdumps in debug output.
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parents:
8359
diff
changeset
|
301 "quic ngx_quic_set_read_secret() level:%d", level); |
f175006124d0
Cleaned up hexdumps in debug output.
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parents:
8359
diff
changeset
|
302 ngx_quic_hexdump(c->log, "quic read secret", rsecret, secret_len); |
8359 | 303 #endif |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
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|
304 |
8306
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Refactored QUIC secrets storage.
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diff
changeset
|
305 keys = &c->quic->keys[level]; |
058a5af7ddfc
Refactored QUIC secrets storage.
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diff
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|
306 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
307 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
69345a26ba69
Split transport and crypto parts into separate files.
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parents:
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diff
changeset
|
308 rsecret, secret_len, |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
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parents:
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diff
changeset
|
309 &keys->client); |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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parents:
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diff
changeset
|
310 } |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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diff
changeset
|
311 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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diff
changeset
|
312 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
313 static int |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
314 ngx_quic_set_write_secret(ngx_ssl_conn_t *ssl_conn, |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
315 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
316 const uint8_t *wsecret, size_t secret_len) |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
317 { |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
318 ngx_connection_t *c; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
319 ngx_quic_secrets_t *keys; |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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diff
changeset
|
320 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
321 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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diff
changeset
|
322 |
8359 | 323 #ifdef NGX_QUIC_DEBUG_CRYPTO |
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
324 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
325 "quic ngx_quic_set_write_secret() level:%d", level); |
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
326 ngx_quic_hexdump(c->log, "quic write secret", wsecret, secret_len); |
8359 | 327 #endif |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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diff
changeset
|
328 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
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parents:
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diff
changeset
|
329 keys = &c->quic->keys[level]; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
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|
330 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
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8220
diff
changeset
|
331 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
332 wsecret, secret_len, |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
333 &keys->server); |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
334 } |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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parents:
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diff
changeset
|
335 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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parents:
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diff
changeset
|
336 #else |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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parents:
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diff
changeset
|
337 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
338 static int |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
339 ngx_quic_set_encryption_secrets(ngx_ssl_conn_t *ssl_conn, |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
340 enum ssl_encryption_level_t level, const uint8_t *rsecret, |
69345a26ba69
Split transport and crypto parts into separate files.
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parents:
8220
diff
changeset
|
341 const uint8_t *wsecret, size_t secret_len) |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
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diff
changeset
|
342 { |
8306
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Refactored QUIC secrets storage.
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diff
changeset
|
343 ngx_int_t rc; |
058a5af7ddfc
Refactored QUIC secrets storage.
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parents:
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diff
changeset
|
344 ngx_connection_t *c; |
058a5af7ddfc
Refactored QUIC secrets storage.
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parents:
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diff
changeset
|
345 ngx_quic_secrets_t *keys; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
346 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
347 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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changeset
|
348 |
8359 | 349 #ifdef NGX_QUIC_DEBUG_CRYPTO |
8360
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Cleaned up hexdumps in debug output.
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diff
changeset
|
350 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
f175006124d0
Cleaned up hexdumps in debug output.
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diff
changeset
|
351 "quic ngx_quic_set_encryption_secrets() level:%d", level); |
f175006124d0
Cleaned up hexdumps in debug output.
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8359
diff
changeset
|
352 ngx_quic_hexdump(c->log, "quic read", rsecret, secret_len); |
8359 | 353 #endif |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
354 |
8327
0ae50d90658a
Fixed build with OpenSSL using old callbacks API.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8326
diff
changeset
|
355 keys = &c->quic->keys[level]; |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
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diff
changeset
|
356 |
8221
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Split transport and crypto parts into separate files.
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8220
diff
changeset
|
357 rc = ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
69345a26ba69
Split transport and crypto parts into separate files.
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diff
changeset
|
358 rsecret, secret_len, |
8306
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diff
changeset
|
359 &keys->client); |
8221
69345a26ba69
Split transport and crypto parts into separate files.
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diff
changeset
|
360 if (rc != 1) { |
69345a26ba69
Split transport and crypto parts into separate files.
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parents:
8220
diff
changeset
|
361 return rc; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
8180
diff
changeset
|
362 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
363 |
8303
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8302
diff
changeset
|
364 if (level == ssl_encryption_early_data) { |
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8302
diff
changeset
|
365 return 1; |
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8302
diff
changeset
|
366 } |
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8302
diff
changeset
|
367 |
8359 | 368 #ifdef NGX_QUIC_DEBUG_CRYPTO |
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
369 ngx_quic_hexdump(c->log, "quic write", wsecret, secret_len); |
8359 | 370 #endif |
8303
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8302
diff
changeset
|
371 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
372 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
373 wsecret, secret_len, |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
374 &keys->server); |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
375 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
376 |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
377 #endif |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
378 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
379 |
8184
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
380 static int |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
381 ngx_quic_add_handshake_data(ngx_ssl_conn_t *ssl_conn, |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
382 enum ssl_encryption_level_t level, const uint8_t *data, size_t len) |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
383 { |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
384 u_char *p, *end; |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
385 size_t client_params_len, fsize, limit; |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
386 const uint8_t *client_params; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
387 ngx_quic_frame_t *frame; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
388 ngx_connection_t *c; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
389 ngx_quic_connection_t *qc; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
390 ngx_quic_frames_stream_t *fs; |
8184
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
391 |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
392 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
393 qc = c->quic; |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
394 |
8186
0a2683df5f11
Implemented improved version of quic_output().
Vladimir Homutov <vl@nginx.com>
parents:
8185
diff
changeset
|
395 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 396 "quic ngx_quic_add_handshake_data"); |
8184
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
397 |
8260
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
398 if (!qc->client_tp_done) { |
8438 | 399 /* |
400 * things to do once during handshake: check ALPN and transport | |
401 * parameters; we want to break handshake if something is wrong | |
402 * here; | |
403 */ | |
404 | |
405 #if defined(TLSEXT_TYPE_application_layer_protocol_negotiation) | |
406 { | |
407 unsigned int len; | |
408 const unsigned char *data; | |
409 | |
410 SSL_get0_alpn_selected(c->ssl->connection, &data, &len); | |
411 | |
412 if (len != NGX_QUIC_ALPN_LEN | |
413 || ngx_strncmp(data, NGX_QUIC_ALPN_STR, NGX_QUIC_ALPN_LEN) != 0) | |
414 { | |
415 qc->error = 0x100 + SSL_AD_NO_APPLICATION_PROTOCOL; | |
416 qc->error_reason = "unsupported protocol in ALPN extension"; | |
417 | |
418 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
419 "quic unsupported protocol in ALPN extension"); | |
420 return 0; | |
421 } | |
422 } | |
423 #endif | |
8260
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
424 |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
425 SSL_get_peer_quic_transport_params(ssl_conn, &client_params, |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
426 &client_params_len); |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
427 |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
428 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 429 "quic SSL_get_peer_quic_transport_params():" |
430 " params_len %ui", client_params_len); | |
8260
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
431 |
8435
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
432 if (client_params_len == 0) { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
433 /* quic-tls 8.2 */ |
8447
97adb87f149b
Get rid of hardcoded numbers used for quic handshake errors.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8446
diff
changeset
|
434 qc->error = NGX_QUIC_ERR_CRYPTO(SSL_AD_MISSING_EXTENSION); |
8435
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
435 qc->error_reason = "missing transport parameters"; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
436 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
437 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
438 "missing transport parameters"); |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
439 return 0; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
440 } |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
441 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
442 p = (u_char *) client_params; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
443 end = p + client_params_len; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
444 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
445 if (ngx_quic_parse_transport_params(p, end, &qc->ctp, c->log) |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
446 != NGX_OK) |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
447 { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
448 qc->error = NGX_QUIC_ERR_TRANSPORT_PARAMETER_ERROR; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
449 qc->error_reason = "failed to process transport parameters"; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
450 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
451 return 0; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
452 } |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
453 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
454 if (qc->ctp.max_idle_timeout > 0 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
455 && qc->ctp.max_idle_timeout < qc->tp.max_idle_timeout) |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
456 { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
457 qc->tp.max_idle_timeout = qc->ctp.max_idle_timeout; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
458 } |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
459 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
460 if (qc->ctp.max_udp_payload_size < NGX_QUIC_MIN_INITIAL_SIZE |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
461 || qc->ctp.max_udp_payload_size > NGX_QUIC_MAX_UDP_PAYLOAD_SIZE) |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
462 { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
463 qc->error = NGX_QUIC_ERR_TRANSPORT_PARAMETER_ERROR; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
464 qc->error_reason = "invalid maximum packet size"; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
465 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
466 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
467 "quic maximum packet size is invalid"); |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
468 return 0; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
469 } |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
470 |
8436
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
471 if (qc->ctp.max_udp_payload_size > ngx_quic_max_udp_payload(c)) { |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
472 qc->ctp.max_udp_payload_size = ngx_quic_max_udp_payload(c); |
8435
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
473 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
474 "quic client maximum packet size truncated"); |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
475 } |
8432
391d06a51bc0
Limited max udp payload size for outgoing packets.
Vladimir Homutov <vl@nginx.com>
parents:
8431
diff
changeset
|
476 |
8417
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
477 #if (NGX_QUIC_DRAFT_VERSION >= 28) |
8435
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
478 if (qc->scid.len != qc->ctp.initial_scid.len |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
479 || ngx_memcmp(qc->scid.data, qc->ctp.initial_scid.data, |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
480 qc->scid.len) != 0) |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
481 { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
482 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
483 "quic client initial_source_connection_id " |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
484 "mismatch"); |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
485 return 0; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
486 } |
8417
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
487 #endif |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
488 |
8435
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
489 qc->client_tp_done = 1; |
8260
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
490 } |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
491 |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
492 /* |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
493 * we need to fit at least 1 frame into a packet, thus account head/tail; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
494 * 17 = 1 + 8x2 is max header for CRYPTO frame, with 1 byte for frame type |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
495 */ |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
496 limit = qc->ctp.max_udp_payload_size - NGX_QUIC_MAX_LONG_HEADER - 17 |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
497 - EVP_GCM_TLS_TAG_LEN; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
498 |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
499 fs = &qc->crypto[level]; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
500 |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
501 p = (u_char *) data; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
502 end = (u_char *) data + len; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
503 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
504 while (p < end) { |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
505 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
506 fsize = ngx_min(limit, (size_t) (end - p)); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
507 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
508 frame = ngx_quic_alloc_frame(c, fsize); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
509 if (frame == NULL) { |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
510 return 0; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
511 } |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
512 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
513 ngx_memcpy(frame->data, p, fsize); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
514 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
515 frame->level = level; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
516 frame->type = NGX_QUIC_FT_CRYPTO; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
517 frame->u.crypto.offset = fs->sent; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
518 frame->u.crypto.length = fsize; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
519 frame->u.crypto.data = frame->data; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
520 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
521 fs->sent += fsize; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
522 p += fsize; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
523 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
524 ngx_sprintf(frame->info, "crypto, generated by SSL len=%ui level=%d", |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
525 fsize, level); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
526 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
527 ngx_quic_queue_frame(qc, frame); |
8186
0a2683df5f11
Implemented improved version of quic_output().
Vladimir Homutov <vl@nginx.com>
parents:
8185
diff
changeset
|
528 } |
8184
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
529 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
530 return 1; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
531 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
532 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
533 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
534 static int |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
535 ngx_quic_flush_flight(ngx_ssl_conn_t *ssl_conn) |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
536 { |
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
537 #if (NGX_DEBUG) |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
538 ngx_connection_t *c; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
539 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
540 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
541 |
8359 | 542 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
543 "quic ngx_quic_flush_flight()"); | |
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
544 #endif |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
545 return 1; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
546 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
547 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
548 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
549 static int |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
550 ngx_quic_send_alert(ngx_ssl_conn_t *ssl_conn, enum ssl_encryption_level_t level, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
551 uint8_t alert) |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
552 { |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
553 ngx_connection_t *c; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
554 ngx_quic_connection_t *qc; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
555 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
556 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
557 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
558 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 559 "quic ngx_quic_send_alert(), lvl=%d, alert=%d", |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
560 (int) level, (int) alert); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
561 |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
562 qc = c->quic; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
563 if (qc == NULL) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
564 return 1; |
8235
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
565 } |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
566 |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
567 qc->error_level = level; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
568 qc->error = NGX_QUIC_ERR_CRYPTO(alert); |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
569 qc->error_reason = "TLS alert"; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
570 qc->error_app = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
571 qc->error_ftype = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
572 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
573 if (ngx_quic_send_cc(c) != NGX_OK) { |
8235
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
574 return 0; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
575 } |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
576 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
577 return 1; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
578 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
579 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
580 |
8225 | 581 void |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
582 ngx_quic_run(ngx_connection_t *c, ngx_ssl_t *ssl, ngx_quic_tp_t *tp, |
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
583 ngx_connection_handler_pt handler) |
8225 | 584 { |
585 ngx_buf_t *b; | |
586 ngx_quic_header_t pkt; | |
587 | |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
588 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic run"); |
8225 | 589 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
590 c->log->action = "QUIC initialization"; |
8225 | 591 |
592 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); | |
593 | |
594 b = c->buffer; | |
595 | |
596 pkt.log = c->log; | |
597 pkt.raw = b; | |
598 pkt.data = b->start; | |
599 pkt.len = b->last - b->start; | |
600 | |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
601 if (ngx_quic_new_connection(c, ssl, tp, &pkt, handler) != NGX_OK) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
602 ngx_quic_close_connection(c, NGX_ERROR); |
8225 | 603 return; |
604 } | |
605 | |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
606 ngx_add_timer(c->read, c->quic->in_retry ? NGX_QUIC_RETRY_TIMEOUT |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
607 : c->quic->tp.max_idle_timeout); |
8225 | 608 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
609 c->read->handler = ngx_quic_input_handler; |
8225 | 610 |
611 return; | |
612 } | |
613 | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
614 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
615 static ngx_int_t |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
616 ngx_quic_new_connection(ngx_connection_t *c, ngx_ssl_t *ssl, ngx_quic_tp_t *tp, |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
617 ngx_quic_header_t *pkt, ngx_connection_handler_pt handler) |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
618 { |
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
619 ngx_int_t rc; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
620 ngx_uint_t i; |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
621 ngx_quic_tp_t *ctp; |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
622 ngx_quic_secrets_t *keys; |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
623 ngx_quic_send_ctx_t *ctx; |
8225 | 624 ngx_quic_connection_t *qc; |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
625 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
626 |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
627 if (ngx_buf_size(pkt->raw) < NGX_QUIC_MIN_INITIAL_SIZE) { |
8361 | 628 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
629 "quic UDP datagram is too small for initial packet"); | |
8225 | 630 return NGX_ERROR; |
631 } | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
632 |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
633 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
634 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
635 return rc; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
636 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
637 |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
638 if (!ngx_quic_pkt_in(pkt->flags)) { |
8225 | 639 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8361 | 640 "quic invalid initial packet: 0x%xi", pkt->flags); |
8225 | 641 return NGX_ERROR; |
642 } | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
643 |
8225 | 644 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) { |
645 return NGX_ERROR; | |
646 } | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
647 |
8387
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
8386
diff
changeset
|
648 if (pkt->dcid.len < NGX_QUIC_CID_LEN_MIN) { |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
8386
diff
changeset
|
649 /* 7.2. Negotiating Connection IDs */ |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
8386
diff
changeset
|
650 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
8386
diff
changeset
|
651 "quic too short dcid in initial packet: length %i", |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
8386
diff
changeset
|
652 pkt->dcid.len); |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
8386
diff
changeset
|
653 return NGX_ERROR; |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
8386
diff
changeset
|
654 } |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
8386
diff
changeset
|
655 |
8275 | 656 c->log->action = "creating new quic connection"; |
657 | |
8225 | 658 qc = ngx_pcalloc(c->pool, sizeof(ngx_quic_connection_t)); |
659 if (qc == NULL) { | |
660 return NGX_ERROR; | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
661 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
662 |
8225 | 663 ngx_rbtree_init(&qc->streams.tree, &qc->streams.sentinel, |
664 ngx_quic_rbtree_insert_stream); | |
665 | |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
666 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
667 ngx_queue_init(&qc->send_ctx[i].frames); |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
668 ngx_queue_init(&qc->send_ctx[i].sent); |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
669 qc->send_ctx[i].largest_pn = (uint64_t) -1; |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
670 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
671 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
672 for (i = 0; i < NGX_QUIC_ENCRYPTION_LAST; i++) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
673 ngx_queue_init(&qc->crypto[i].frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
674 } |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
675 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
676 ngx_queue_init(&qc->free_frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
677 |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
678 qc->avg_rtt = NGX_QUIC_INITIAL_RTT; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
679 qc->rttvar = NGX_QUIC_INITIAL_RTT / 2; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
680 qc->min_rtt = NGX_TIMER_INFINITE; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
681 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
682 /* |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
683 * qc->latest_rtt = 0 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
684 */ |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
685 |
8369
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8368
diff
changeset
|
686 qc->retransmit.log = c->log; |
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8368
diff
changeset
|
687 qc->retransmit.data = c; |
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8368
diff
changeset
|
688 qc->retransmit.handler = ngx_quic_retransmit_handler; |
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8368
diff
changeset
|
689 qc->retransmit.cancelable = 1; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
690 |
8309 | 691 qc->push.log = c->log; |
692 qc->push.data = c; | |
693 qc->push.handler = ngx_quic_push_handler; | |
694 qc->push.cancelable = 1; | |
695 | |
8225 | 696 c->quic = qc; |
697 qc->ssl = ssl; | |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
698 qc->tp = *tp; |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
699 qc->streams.handler = handler; |
8225 | 700 |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
701 ctp = &qc->ctp; |
8436
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
702 ctp->max_udp_payload_size = ngx_quic_max_udp_payload(c); |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
703 ctp->ack_delay_exponent = NGX_QUIC_DEFAULT_ACK_DELAY_EXPONENT; |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
704 ctp->max_ack_delay = NGX_QUIC_DEFAULT_MAX_ACK_DELAY; |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
705 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
706 qc->streams.recv_max_data = qc->tp.initial_max_data; |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
707 |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
708 qc->congestion.window = ngx_min(10 * qc->tp.max_udp_payload_size, |
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
709 ngx_max(2 * qc->tp.max_udp_payload_size, |
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
710 14720)); |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
711 qc->congestion.ssthresh = NGX_MAX_SIZE_T_VALUE; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
712 qc->congestion.recovery_start = ngx_current_msec; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
713 |
8382
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
714 if (ngx_quic_new_dcid(c, &pkt->dcid) != NGX_OK) { |
8225 | 715 return NGX_ERROR; |
716 } | |
8368 | 717 |
8421
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8417
diff
changeset
|
718 #if (NGX_QUIC_DRAFT_VERSION >= 28) |
8417
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
719 qc->tp.original_dcid = c->quic->odcid; |
8421
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8417
diff
changeset
|
720 #endif |
8417
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
721 qc->tp.initial_scid = c->quic->dcid; |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
722 |
8225 | 723 qc->scid.len = pkt->scid.len; |
724 qc->scid.data = ngx_pnalloc(c->pool, qc->scid.len); | |
725 if (qc->scid.data == NULL) { | |
726 return NGX_ERROR; | |
727 } | |
728 ngx_memcpy(qc->scid.data, pkt->scid.data, qc->scid.len); | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
729 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
730 keys = &c->quic->keys[ssl_encryption_initial]; |
8225 | 731 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
732 if (ngx_quic_set_initial_secret(c->pool, &keys->client, &keys->server, |
8381
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8380
diff
changeset
|
733 &qc->odcid) |
8225 | 734 != NGX_OK) |
735 { | |
736 return NGX_ERROR; | |
737 } | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
738 |
8397
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
8394
diff
changeset
|
739 qc->initialized = 1; |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
740 |
8443
3b5fbf1bcdee
Reject new QUIC connection with CONNECTION_REFUSED on shutdown.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8442
diff
changeset
|
741 if (ngx_terminate || ngx_exiting) { |
3b5fbf1bcdee
Reject new QUIC connection with CONNECTION_REFUSED on shutdown.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8442
diff
changeset
|
742 qc->error = NGX_QUIC_ERR_CONNECTION_REFUSED; |
3b5fbf1bcdee
Reject new QUIC connection with CONNECTION_REFUSED on shutdown.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8442
diff
changeset
|
743 return NGX_ERROR; |
3b5fbf1bcdee
Reject new QUIC connection with CONNECTION_REFUSED on shutdown.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8442
diff
changeset
|
744 } |
3b5fbf1bcdee
Reject new QUIC connection with CONNECTION_REFUSED on shutdown.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8442
diff
changeset
|
745 |
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
746 if (pkt->token.len) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
747 rc = ngx_quic_validate_token(c, pkt); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
748 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
749 if (rc == NGX_ERROR) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
750 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic invalid token"); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
751 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
752 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
753 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
754 if (rc == NGX_DECLINED) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
755 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic expired token"); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
756 return ngx_quic_retry(c); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
757 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
758 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
759 /* NGX_OK */ |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
760 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
761 } else if (tp->retry) { |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
762 return ngx_quic_retry(c); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
763 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
764 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
765 pkt->secret = &keys->client; |
8225 | 766 pkt->level = ssl_encryption_initial; |
8288
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
8286
diff
changeset
|
767 pkt->plaintext = buf; |
8225 | 768 |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
769 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
770 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
771 if (ngx_quic_decrypt(pkt, NULL, &ctx->largest_pn) != NGX_OK) { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
772 qc->error = pkt->error; |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
773 qc->error_reason = "failed to decrypt packet"; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
774 |
8225 | 775 return NGX_ERROR; |
776 } | |
777 | |
778 if (ngx_quic_init_connection(c) != NGX_OK) { | |
779 return NGX_ERROR; | |
780 } | |
781 | |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
782 if (ngx_quic_payload_handler(c, pkt) != NGX_OK) { |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
783 return NGX_ERROR; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
784 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
785 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
786 /* pos is at header end, adjust by actual packet length */ |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
787 pkt->raw->pos += pkt->len; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
788 |
8377
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
789 (void) ngx_quic_skip_zero_padding(pkt->raw); |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
790 |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
791 return ngx_quic_input(c, pkt->raw); |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
792 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
793 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
794 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
795 static ngx_int_t |
8382
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
796 ngx_quic_new_dcid(ngx_connection_t *c, ngx_str_t *odcid) |
8368 | 797 { |
8382
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
798 uint8_t len; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
799 ngx_quic_connection_t *qc; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
800 |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
801 qc = c->quic; |
8368 | 802 |
803 if (RAND_bytes(&len, sizeof(len)) != 1) { | |
804 return NGX_ERROR; | |
805 } | |
806 | |
807 len = len % 10 + 10; | |
808 | |
8382
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
809 qc->dcid.len = len; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
810 qc->dcid.data = ngx_pnalloc(c->pool, len); |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
811 if (qc->dcid.data == NULL) { |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
812 return NGX_ERROR; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
813 } |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
814 |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
815 if (RAND_bytes(qc->dcid.data, len) != 1) { |
8368 | 816 return NGX_ERROR; |
817 } | |
818 | |
8382
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
819 #ifdef NGX_QUIC_DEBUG_PACKETS |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
820 ngx_quic_hexdump(c->log, "quic server CID", qc->dcid.data, qc->dcid.len); |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
821 #endif |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
822 |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
823 qc->odcid.len = odcid->len; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
824 qc->odcid.data = ngx_pstrdup(c->pool, odcid); |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
825 if (qc->odcid.data == NULL) { |
8368 | 826 return NGX_ERROR; |
827 } | |
828 | |
829 return NGX_OK; | |
830 } | |
831 | |
832 | |
833 static ngx_int_t | |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
834 ngx_quic_retry(ngx_connection_t *c) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
835 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
836 ssize_t len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
837 ngx_str_t res, token; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
838 ngx_quic_header_t pkt; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
839 u_char buf[NGX_QUIC_RETRY_BUFFER_SIZE]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
840 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
841 if (ngx_quic_new_token(c, &token) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
842 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
843 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
844 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
845 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
846 pkt.flags = NGX_QUIC_PKT_FIXED_BIT | NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_RETRY; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
847 pkt.log = c->log; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
848 pkt.odcid = c->quic->odcid; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
849 pkt.dcid = c->quic->scid; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
850 pkt.scid = c->quic->dcid; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
851 pkt.token = token; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
852 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
853 res.data = buf; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
854 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
855 if (ngx_quic_encrypt(&pkt, NULL, &res) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
856 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
857 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
858 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
859 #ifdef NGX_QUIC_DEBUG_PACKETS |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
860 ngx_quic_hexdump(c->log, "quic packet to send", res.data, res.len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
861 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
862 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
863 len = c->send(c, res.data, res.len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
864 if (len == NGX_ERROR || (size_t) len != res.len) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
865 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
866 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
867 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
868 c->quic->token = token; |
8421
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8417
diff
changeset
|
869 #if (NGX_QUIC_DRAFT_VERSION < 28) |
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8417
diff
changeset
|
870 c->quic->tp.original_dcid = c->quic->odcid; |
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8417
diff
changeset
|
871 #endif |
8417
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
872 c->quic->tp.retry_scid = c->quic->dcid; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
873 c->quic->in_retry = 1; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
874 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
875 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
876 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
877 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
878 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
879 static ngx_int_t |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
880 ngx_quic_new_token(ngx_connection_t *c, ngx_str_t *token) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
881 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
882 int len, iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
883 u_char *data, *p, *key, *iv; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
884 ngx_msec_t now; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
885 EVP_CIPHER_CTX *ctx; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
886 const EVP_CIPHER *cipher; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
887 struct sockaddr_in *sin; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
888 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
889 struct sockaddr_in6 *sin6; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
890 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
891 u_char in[NGX_QUIC_MAX_TOKEN_SIZE]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
892 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
893 switch (c->sockaddr->sa_family) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
894 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
895 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
896 case AF_INET6: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
897 sin6 = (struct sockaddr_in6 *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
898 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
899 len = sizeof(struct in6_addr); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
900 data = sin6->sin6_addr.s6_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
901 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
902 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
903 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
904 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
905 #if (NGX_HAVE_UNIX_DOMAIN) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
906 case AF_UNIX: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
907 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
908 len = ngx_min(c->addr_text.len, NGX_QUIC_MAX_TOKEN_SIZE - sizeof(now)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
909 data = c->addr_text.data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
910 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
911 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
912 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
913 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
914 default: /* AF_INET */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
915 sin = (struct sockaddr_in *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
916 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
917 len = sizeof(in_addr_t); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
918 data = (u_char *) &sin->sin_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
919 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
920 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
921 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
922 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
923 p = ngx_cpymem(in, data, len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
924 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
925 now = ngx_current_msec; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
926 len += sizeof(now); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
927 ngx_memcpy(p, &now, sizeof(now)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
928 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
929 cipher = EVP_aes_256_cbc(); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
930 iv_len = EVP_CIPHER_iv_length(cipher); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
931 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
932 token->len = iv_len + len + EVP_CIPHER_block_size(cipher); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
933 token->data = ngx_pnalloc(c->pool, token->len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
934 if (token->data == NULL) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
935 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
936 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
937 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
938 ctx = EVP_CIPHER_CTX_new(); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
939 if (ctx == NULL) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
940 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
941 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
942 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
943 key = c->quic->tp.token_key; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
944 iv = token->data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
945 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
946 if (RAND_bytes(iv, iv_len) <= 0 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
947 || !EVP_EncryptInit_ex(ctx, cipher, NULL, key, iv)) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
948 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
949 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
950 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
951 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
952 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
953 token->len = iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
954 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
955 if (EVP_EncryptUpdate(ctx, token->data + token->len, &len, in, len) != 1) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
956 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
957 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
958 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
959 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
960 token->len += len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
961 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
962 if (EVP_EncryptFinal_ex(ctx, token->data + token->len, &len) <= 0) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
963 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
964 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
965 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
966 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
967 token->len += len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
968 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
969 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
970 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
971 #ifdef NGX_QUIC_DEBUG_PACKETS |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
972 ngx_quic_hexdump(c->log, "quic new token", token->data, token->len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
973 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
974 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
975 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
976 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
977 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
978 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
979 static ngx_int_t |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
980 ngx_quic_validate_token(ngx_connection_t *c, ngx_quic_header_t *pkt) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
981 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
982 int len, tlen, iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
983 u_char *key, *iv, *p, *data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
984 ngx_msec_t msec; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
985 EVP_CIPHER_CTX *ctx; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
986 const EVP_CIPHER *cipher; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
987 struct sockaddr_in *sin; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
988 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
989 struct sockaddr_in6 *sin6; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
990 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
991 ngx_quic_connection_t *qc; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
992 u_char tdec[NGX_QUIC_MAX_TOKEN_SIZE]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
993 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
994 if (pkt->token.len == 0) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
995 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
996 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
997 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
998 qc = c->quic; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
999 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1000 /* Retry token */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1001 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1002 if (qc->token.len) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1003 if (pkt->token.len != qc->token.len) { |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1004 goto bad_token; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1005 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1006 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1007 if (ngx_memcmp(pkt->token.data, qc->token.data, pkt->token.len) != 0) { |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1008 goto bad_token; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1009 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1010 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1011 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1012 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1013 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1014 /* NEW_TOKEN in a previous connection */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1015 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1016 cipher = EVP_aes_256_cbc(); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1017 key = c->quic->tp.token_key; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1018 iv = pkt->token.data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1019 iv_len = EVP_CIPHER_iv_length(cipher); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1020 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1021 /* sanity checks */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1022 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1023 if (pkt->token.len < (size_t) iv_len + EVP_CIPHER_block_size(cipher)) { |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1024 goto bad_token; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1025 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1026 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1027 if (pkt->token.len > (size_t) iv_len + NGX_QUIC_MAX_TOKEN_SIZE) { |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1028 goto bad_token; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1029 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1030 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1031 ctx = EVP_CIPHER_CTX_new(); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1032 if (ctx == NULL) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1033 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1034 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1035 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1036 if (!EVP_DecryptInit_ex(ctx, cipher, NULL, key, iv)) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1037 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1038 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1039 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1040 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1041 p = pkt->token.data + iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1042 len = pkt->token.len - iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1043 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1044 if (EVP_DecryptUpdate(ctx, tdec, &len, p, len) != 1) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1045 EVP_CIPHER_CTX_free(ctx); |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1046 goto bad_token; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1047 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1048 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1049 if (EVP_DecryptFinal_ex(ctx, tdec + len, &tlen) <= 0) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1050 EVP_CIPHER_CTX_free(ctx); |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1051 goto bad_token; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1052 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1053 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1054 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1055 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1056 switch (c->sockaddr->sa_family) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1057 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1058 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1059 case AF_INET6: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1060 sin6 = (struct sockaddr_in6 *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1061 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1062 len = sizeof(struct in6_addr); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1063 data = sin6->sin6_addr.s6_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1064 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1065 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1066 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1067 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1068 #if (NGX_HAVE_UNIX_DOMAIN) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1069 case AF_UNIX: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1070 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1071 len = ngx_min(c->addr_text.len, NGX_QUIC_MAX_TOKEN_SIZE - sizeof(msec)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1072 data = c->addr_text.data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1073 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1074 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1075 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1076 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1077 default: /* AF_INET */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1078 sin = (struct sockaddr_in *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1079 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1080 len = sizeof(in_addr_t); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1081 data = (u_char *) &sin->sin_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1082 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1083 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1084 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1085 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1086 if (ngx_memcmp(tdec, data, len) != 0) { |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1087 goto bad_token; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1088 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1089 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1090 ngx_memcpy(&msec, tdec + len, sizeof(msec)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1091 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1092 if (ngx_current_msec - msec > NGX_QUIC_RETRY_LIFETIME) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1093 return NGX_DECLINED; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1094 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1095 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1096 return NGX_OK; |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1097 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1098 bad_token: |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1099 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1100 qc->error = NGX_QUIC_ERR_INVALID_TOKEN; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1101 qc->error_reason = "invalid_token"; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1102 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1103 return NGX_ERROR; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1104 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1105 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1106 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1107 static ngx_int_t |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
1108 ngx_quic_init_connection(ngx_connection_t *c) |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1109 { |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1110 u_char *p; |
8422
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1111 size_t clen; |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1112 ssize_t len; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1113 ngx_ssl_conn_t *ssl_conn; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1114 ngx_quic_connection_t *qc; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1115 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1116 qc = c->quic; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1117 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1118 if (ngx_ssl_create_connection(qc->ssl, c, NGX_SSL_BUFFER) != NGX_OK) { |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1119 return NGX_ERROR; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1120 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1121 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1122 ssl_conn = c->ssl->connection; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1123 |
8232
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
1124 if (SSL_set_quic_method(ssl_conn, &quic_method) == 0) { |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
1125 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8361 | 1126 "quic SSL_set_quic_method() failed"); |
8232
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
1127 return NGX_ERROR; |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
1128 } |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
1129 |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1130 #ifdef SSL_READ_EARLY_DATA_SUCCESS |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1131 if (SSL_CTX_get_max_early_data(qc->ssl->ctx)) { |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1132 SSL_set_quic_early_data_enabled(ssl_conn, 1); |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1133 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1134 #endif |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1135 |
8422
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1136 len = ngx_quic_create_transport_params(NULL, NULL, &qc->tp, &clen); |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1137 /* always succeeds */ |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1138 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1139 p = ngx_pnalloc(c->pool, len); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1140 if (p == NULL) { |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1141 return NGX_ERROR; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1142 } |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1143 |
8422
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1144 len = ngx_quic_create_transport_params(p, p + len, &qc->tp, NULL); |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1145 if (len < 0) { |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1146 return NGX_ERROR; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1147 } |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1148 |
8359 | 1149 #ifdef NGX_QUIC_DEBUG_PACKETS |
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
1150 ngx_quic_hexdump(c->log, "quic transport parameters", p, len); |
8359 | 1151 #endif |
1152 | |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1153 if (SSL_set_quic_transport_params(ssl_conn, p, len) == 0) { |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1154 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8361 | 1155 "quic SSL_set_quic_transport_params() failed"); |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1156 return NGX_ERROR; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1157 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1158 |
8422
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1159 #if NGX_OPENSSL_QUIC_ZRTT_CTX |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1160 if (SSL_set_quic_early_data_context(ssl_conn, p, clen) == 0) { |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1161 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1162 "quic SSL_set_quic_early_data_context() failed"); |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1163 return NGX_ERROR; |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1164 } |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1165 #endif |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1166 |
8314
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
1167 qc->max_streams = qc->tp.initial_max_streams_bidi; |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1168 |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1169 return NGX_OK; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1170 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1171 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1172 |
8436
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1173 static ngx_inline size_t |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1174 ngx_quic_max_udp_payload(ngx_connection_t *c) |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1175 { |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1176 /* TODO: path MTU discovery */ |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1177 |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1178 #if (NGX_HAVE_INET6) |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1179 if (c->sockaddr->sa_family == AF_INET6) { |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1180 return NGX_QUIC_MAX_UDP_PAYLOAD_OUT6; |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1181 } |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1182 #endif |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1183 |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1184 return NGX_QUIC_MAX_UDP_PAYLOAD_OUT; |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1185 } |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1186 |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1187 |
8225 | 1188 static void |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1189 ngx_quic_input_handler(ngx_event_t *rev) |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
1190 { |
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1191 ssize_t n; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1192 ngx_buf_t b; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1193 ngx_connection_t *c; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1194 ngx_quic_connection_t *qc; |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
1195 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
1196 |
8394 | 1197 ngx_memzero(&b, sizeof(ngx_buf_t)); |
8225 | 1198 b.start = buf; |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1199 b.end = buf + sizeof(buf); |
8225 | 1200 b.pos = b.last = b.start; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1201 b.memory = 1; |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
1202 |
8225 | 1203 c = rev->data; |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
1204 qc = c->quic; |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
1205 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1206 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, rev->log, 0, "quic input handler"); |
8212
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
8211
diff
changeset
|
1207 |
8225 | 1208 if (rev->timedout) { |
8361 | 1209 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, |
1210 "quic client timed out"); | |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1211 ngx_quic_close_connection(c, NGX_DONE); |
8225 | 1212 return; |
8212
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
8211
diff
changeset
|
1213 } |
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
8211
diff
changeset
|
1214 |
8225 | 1215 if (c->close) { |
8442
b9bce2c4fe33
Close QUIC connection with NO_ERROR on c->close.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8439
diff
changeset
|
1216 qc->error_reason = "graceful shutdown"; |
b9bce2c4fe33
Close QUIC connection with NO_ERROR on c->close.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8439
diff
changeset
|
1217 ngx_quic_close_connection(c, NGX_OK); |
8225 | 1218 return; |
1219 } | |
8220
7ada2feeac18
Added processing of CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8218
diff
changeset
|
1220 |
8225 | 1221 n = c->recv(c, b.start, b.end - b.start); |
8215 | 1222 |
8225 | 1223 if (n == NGX_AGAIN) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1224 if (qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1225 ngx_quic_close_connection(c, NGX_OK); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1226 } |
8225 | 1227 return; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1228 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1229 |
8225 | 1230 if (n == NGX_ERROR) { |
1231 c->read->eof = 1; | |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1232 ngx_quic_close_connection(c, NGX_ERROR); |
8225 | 1233 return; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1234 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1235 |
8225 | 1236 b.last += n; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1237 |
8225 | 1238 if (ngx_quic_input(c, &b) != NGX_OK) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1239 ngx_quic_close_connection(c, NGX_ERROR); |
8225 | 1240 return; |
1241 } | |
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1242 |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1243 qc->send_timer_set = 0; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1244 ngx_add_timer(rev, qc->tp.max_idle_timeout); |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1245 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1246 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1247 |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1248 static void |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1249 ngx_quic_close_connection(ngx_connection_t *c, ngx_int_t rc) |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1250 { |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1251 ngx_pool_t *pool; |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
1252 |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1253 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 1254 "quic ngx_quic_close_connection, rc: %i", rc); |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1255 |
8397
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
8394
diff
changeset
|
1256 if (!c->quic || !c->quic->initialized) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1257 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 1258 "quic close connection early error"); |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1259 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1260 } else if (ngx_quic_close_quic(c, rc) == NGX_AGAIN) { |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1261 return; |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
1262 } |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1263 |
8225 | 1264 if (c->ssl) { |
1265 (void) ngx_ssl_shutdown(c); | |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1266 } |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1267 |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1268 if (c->read->timer_set) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1269 ngx_del_timer(c->read); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1270 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1271 |
8225 | 1272 #if (NGX_STAT_STUB) |
1273 (void) ngx_atomic_fetch_add(ngx_stat_active, -1); | |
1274 #endif | |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1275 |
8225 | 1276 c->destroyed = 1; |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1277 |
8225 | 1278 pool = c->pool; |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1279 |
8225 | 1280 ngx_close_connection(c); |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1281 |
8225 | 1282 ngx_destroy_pool(pool); |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1283 } |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1284 |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1285 |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1286 static ngx_int_t |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1287 ngx_quic_close_quic(ngx_connection_t *c, ngx_int_t rc) |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1288 { |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1289 ngx_uint_t i; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1290 ngx_quic_send_ctx_t *ctx; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1291 ngx_quic_connection_t *qc; |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1292 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1293 qc = c->quic; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1294 |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1295 if (!qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1296 |
8398
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1297 /* drop packets from retransmit queues, no ack is expected */ |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1298 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1299 ctx = ngx_quic_get_send_ctx(qc, i); |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1300 ngx_quic_free_frames(c, &ctx->sent); |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1301 } |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1302 |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1303 if (rc == NGX_DONE) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1304 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1305 /* |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1306 * 10.2. Idle Timeout |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1307 * |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1308 * If the idle timeout is enabled by either peer, a connection is |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1309 * silently closed and its state is discarded when it remains idle |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1310 */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1311 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1312 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1313 "quic closing %s connection", |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1314 qc->draining ? "drained" : "idle"); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1315 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1316 } else { |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1317 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1318 /* |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1319 * 10.3. Immediate Close |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1320 * |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1321 * An endpoint sends a CONNECTION_CLOSE frame (Section 19.19) |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1322 * to terminate the connection immediately. |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1323 */ |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1324 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1325 if (rc == NGX_OK) { |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1326 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1327 "quic immediate close, drain = %d", |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1328 qc->draining); |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1329 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1330 qc->close.log = c->log; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1331 qc->close.data = c; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1332 qc->close.handler = ngx_quic_close_timer_handler; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1333 qc->close.cancelable = 1; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1334 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1335 ngx_add_timer(&qc->close, 3 * NGX_QUIC_HARDCODED_PTO); |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1336 |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1337 qc->error = NGX_QUIC_ERR_NO_ERROR; |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1338 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1339 } else { |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1340 if (qc->error == 0 && !qc->error_app) { |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1341 qc->error = NGX_QUIC_ERR_INTERNAL_ERROR; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1342 } |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1343 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1344 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1345 "quic immediate close due to %serror: %ui %s", |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1346 qc->error_app ? "app " : "", qc->error, |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1347 qc->error_reason ? qc->error_reason : ""); |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1348 } |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1349 |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1350 qc->error_level = c->ssl ? SSL_quic_read_level(c->ssl->connection) |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1351 : ssl_encryption_initial; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1352 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1353 (void) ngx_quic_send_cc(c); |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1354 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1355 if (qc->error_level == ssl_encryption_handshake) { |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1356 /* for clients that might not have handshake keys */ |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1357 qc->error_level = ssl_encryption_initial; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1358 (void) ngx_quic_send_cc(c); |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1359 } |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1360 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1361 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1362 qc->closing = 1; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1363 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1364 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1365 if (rc == NGX_ERROR && qc->close.timer_set) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1366 /* do not wait for timer in case of fatal error */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1367 ngx_del_timer(&qc->close); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1368 } |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1369 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1370 if (ngx_quic_close_streams(c, qc) == NGX_AGAIN) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1371 return NGX_AGAIN; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1372 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1373 |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1374 if (qc->close.timer_set) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1375 return NGX_AGAIN; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1376 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1377 |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1378 for (i = 0; i < NGX_QUIC_ENCRYPTION_LAST; i++) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1379 ngx_quic_free_frames(c, &qc->crypto[i].frames); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1380 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1381 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1382 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1383 ngx_quic_free_frames(c, &qc->send_ctx[i].frames); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1384 ngx_quic_free_frames(c, &qc->send_ctx[i].sent); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1385 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1386 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1387 if (qc->push.timer_set) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1388 ngx_del_timer(&qc->push); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1389 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1390 |
8369
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8368
diff
changeset
|
1391 if (qc->retransmit.timer_set) { |
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8368
diff
changeset
|
1392 ngx_del_timer(&qc->retransmit); |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1393 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1394 |
8434
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8433
diff
changeset
|
1395 if (qc->push.posted) { |
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8433
diff
changeset
|
1396 ngx_delete_posted_event(&qc->push); |
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8433
diff
changeset
|
1397 } |
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8433
diff
changeset
|
1398 |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1399 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1400 "quic part of connection is terminated"); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1401 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1402 /* may be tested from SSL callback during SSL shutdown */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1403 c->quic = NULL; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1404 |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1405 return NGX_OK; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1406 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1407 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1408 |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1409 void |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1410 ngx_quic_finalize_connection(ngx_connection_t *c, ngx_uint_t err, |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1411 const char *reason) |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1412 { |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1413 ngx_quic_connection_t *qc; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1414 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1415 qc = c->quic; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1416 qc->error = err; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1417 qc->error_reason = reason; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1418 qc->error_app = 1; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1419 qc->error_ftype = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1420 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1421 ngx_quic_close_connection(c, NGX_ERROR); |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1422 } |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1423 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1424 |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1425 static void |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1426 ngx_quic_close_timer_handler(ngx_event_t *ev) |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1427 { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1428 ngx_connection_t *c; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1429 |
8359 | 1430 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic close timer"); |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1431 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1432 c = ev->data; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1433 ngx_quic_close_connection(c, NGX_DONE); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1434 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1435 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1436 |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1437 static ngx_int_t |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1438 ngx_quic_close_streams(ngx_connection_t *c, ngx_quic_connection_t *qc) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1439 { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1440 ngx_event_t *rev; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1441 ngx_rbtree_t *tree; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1442 ngx_rbtree_node_t *node; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1443 ngx_quic_stream_t *qs; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1444 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1445 #if (NGX_DEBUG) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1446 ngx_uint_t ns; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1447 #endif |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1448 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1449 tree = &qc->streams.tree; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1450 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1451 if (tree->root == tree->sentinel) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1452 return NGX_OK; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1453 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1454 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1455 #if (NGX_DEBUG) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1456 ns = 0; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1457 #endif |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1458 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1459 for (node = ngx_rbtree_min(tree->root, tree->sentinel); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1460 node; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1461 node = ngx_rbtree_next(tree, node)) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1462 { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1463 qs = (ngx_quic_stream_t *) node; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1464 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1465 rev = qs->c->read; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1466 rev->ready = 1; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1467 rev->pending_eof = 1; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1468 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1469 ngx_post_event(rev, &ngx_posted_events); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1470 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1471 if (rev->timer_set) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1472 ngx_del_timer(rev); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1473 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1474 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1475 #if (NGX_DEBUG) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1476 ns++; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1477 #endif |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1478 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1479 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1480 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1481 "quic connection has %ui active streams", ns); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1482 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1483 return NGX_AGAIN; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1484 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1485 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1486 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1487 static ngx_int_t |
8225 | 1488 ngx_quic_input(ngx_connection_t *c, ngx_buf_t *b) |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1489 { |
8225 | 1490 u_char *p; |
1491 ngx_int_t rc; | |
1492 ngx_quic_header_t pkt; | |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1493 |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1494 p = b->pos; |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1495 |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1496 while (p < b->last) { |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1497 c->log->action = "processing quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1498 |
8225 | 1499 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
1500 pkt.raw = b; | |
1501 pkt.data = p; | |
1502 pkt.len = b->last - p; | |
1503 pkt.log = c->log; | |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
1504 pkt.flags = p[0]; |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1505 |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1506 if (c->quic->in_retry) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1507 return ngx_quic_retry_input(c, &pkt); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1508 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1509 |
8371
9d9531431c8c
Removed outdated/incorrect comments and fixed style.
Vladimir Homutov <vl@nginx.com>
parents:
8370
diff
changeset
|
1510 /* TODO: check current state */ |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
1511 if (ngx_quic_long_pkt(pkt.flags)) { |
8225 | 1512 |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
1513 if (ngx_quic_pkt_in(pkt.flags)) { |
8225 | 1514 rc = ngx_quic_initial_input(c, &pkt); |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1515 |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
1516 } else if (ngx_quic_pkt_hs(pkt.flags)) { |
8225 | 1517 rc = ngx_quic_handshake_input(c, &pkt); |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1518 |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1519 } else if (ngx_quic_pkt_zrtt(pkt.flags)) { |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1520 rc = ngx_quic_early_input(c, &pkt); |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1521 |
8225 | 1522 } else { |
1523 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
8361 | 1524 "quic unknown long packet type"); |
8225 | 1525 return NGX_ERROR; |
1526 } | |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1527 |
8225 | 1528 } else { |
1529 rc = ngx_quic_app_input(c, &pkt); | |
1530 } | |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1531 |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1532 if (rc == NGX_ERROR) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1533 return NGX_ERROR; |
8225 | 1534 } |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1535 |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1536 /* NGX_OK || NGX_DECLINED */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1537 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1538 /* |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1539 * we get NGX_DECLINED when there are no keys [yet] available |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1540 * to decrypt packet. |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1541 * Instead of queueing it, we ignore it and rely on the sender's |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1542 * retransmission: |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1543 * |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1544 * 12.2. Coalescing Packets: |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1545 * |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1546 * For example, if decryption fails (because the keys are |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1547 * not available or any other reason), the receiver MAY either |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1548 * discard or buffer the packet for later processing and MUST |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1549 * attempt to process the remaining packets. |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1550 */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1551 |
8225 | 1552 /* b->pos is at header end, adjust by actual packet length */ |
8377
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1553 b->pos += pkt.len; |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1554 p = ngx_quic_skip_zero_padding(b); |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1555 } |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1556 |
8225 | 1557 return NGX_OK; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1558 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1559 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1560 |
8377
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1561 /* firefox workaround: skip zero padding at the end of quic packet */ |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1562 static ngx_inline u_char * |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1563 ngx_quic_skip_zero_padding(ngx_buf_t *b) |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1564 { |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1565 while (b->pos < b->last && *(b->pos) == 0) { |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1566 b->pos++; |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1567 } |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1568 |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1569 return b->pos; |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1570 } |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1571 |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1572 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1573 static ngx_int_t |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1574 ngx_quic_retry_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1575 { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1576 ngx_int_t rc; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1577 ngx_quic_secrets_t *keys; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1578 ngx_quic_send_ctx_t *ctx; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1579 ngx_quic_connection_t *qc; |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
1580 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1581 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1582 c->log->action = "retrying quic connection"; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1583 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1584 if (ngx_buf_size(pkt->raw) < NGX_QUIC_MIN_INITIAL_SIZE) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1585 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1586 "quic UDP datagram is too small for initial packet"); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1587 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1588 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1589 |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1590 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1591 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1592 return rc; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1593 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1594 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1595 if (ngx_quic_pkt_zrtt(pkt->flags)) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1596 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1597 "quic discard inflight 0-RTT packet"); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1598 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1599 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1600 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1601 if (!ngx_quic_pkt_in(pkt->flags)) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1602 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1603 "quic invalid initial packet: 0x%xi", pkt->flags); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1604 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1605 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1606 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1607 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1608 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1609 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1610 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1611 if (ngx_quic_new_dcid(c, &pkt->dcid) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1612 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1613 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1614 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1615 qc = c->quic; |
8417
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
1616 qc->tp.initial_scid = c->quic->dcid; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1617 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1618 keys = &c->quic->keys[ssl_encryption_initial]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1619 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1620 if (ngx_quic_set_initial_secret(c->pool, &keys->client, &keys->server, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1621 &qc->odcid) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1622 != NGX_OK) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1623 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1624 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1625 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1626 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1627 c->quic->in_retry = 0; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1628 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1629 if (ngx_quic_validate_token(c, pkt) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1630 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic invalid token"); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1631 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1632 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1633 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1634 pkt->secret = &keys->client; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1635 pkt->level = ssl_encryption_initial; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1636 pkt->plaintext = buf; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1637 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1638 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1639 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1640 if (ngx_quic_decrypt(pkt, NULL, &ctx->largest_pn) != NGX_OK) { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1641 qc->error = pkt->error; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1642 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1643 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1644 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1645 if (ngx_quic_init_connection(c) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1646 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1647 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1648 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1649 if (ngx_quic_payload_handler(c, pkt) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1650 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1651 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1652 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1653 /* pos is at header end, adjust by actual packet length */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1654 pkt->raw->pos += pkt->len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1655 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1656 (void) ngx_quic_skip_zero_padding(pkt->raw); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1657 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1658 return ngx_quic_input(c, pkt->raw); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1659 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1660 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1661 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1662 static ngx_int_t |
8223 | 1663 ngx_quic_initial_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
1664 { | |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1665 ngx_int_t rc; |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1666 ngx_ssl_conn_t *ssl_conn; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1667 ngx_quic_secrets_t *keys; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1668 ngx_quic_send_ctx_t *ctx; |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
1669 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
8223 | 1670 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1671 c->log->action = "processing initial quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1672 |
8223 | 1673 ssl_conn = c->ssl->connection; |
1674 | |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1675 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1676 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1677 return rc; |
8223 | 1678 } |
1679 | |
8224
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
8223
diff
changeset
|
1680 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) { |
8223 | 1681 return NGX_ERROR; |
1682 } | |
1683 | |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1684 keys = &c->quic->keys[ssl_encryption_initial]; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1685 |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1686 pkt->secret = &keys->client; |
8223 | 1687 pkt->level = ssl_encryption_initial; |
8288
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
8286
diff
changeset
|
1688 pkt->plaintext = buf; |
8223 | 1689 |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1690 ctx = ngx_quic_get_send_ctx(c->quic, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1691 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1692 if (ngx_quic_decrypt(pkt, ssl_conn, &ctx->largest_pn) != NGX_OK) { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1693 c->quic->error = pkt->error; |
8223 | 1694 return NGX_ERROR; |
1695 } | |
1696 | |
1697 return ngx_quic_payload_handler(c, pkt); | |
1698 } | |
1699 | |
1700 | |
1701 static ngx_int_t | |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1702 ngx_quic_handshake_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1703 { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1704 ngx_int_t rc; |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1705 ngx_quic_secrets_t *keys; |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1706 ngx_quic_send_ctx_t *ctx; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1707 ngx_quic_connection_t *qc; |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
1708 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1709 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1710 c->log->action = "processing handshake quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1711 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1712 qc = c->quic; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1713 |
8321
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8320
diff
changeset
|
1714 keys = &c->quic->keys[ssl_encryption_handshake]; |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8320
diff
changeset
|
1715 |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8320
diff
changeset
|
1716 if (keys->client.key.len == 0) { |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8320
diff
changeset
|
1717 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8361 | 1718 "quic no read keys yet, packet ignored"); |
8321
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8320
diff
changeset
|
1719 return NGX_DECLINED; |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8320
diff
changeset
|
1720 } |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8320
diff
changeset
|
1721 |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1722 /* extract cleartext data into pkt */ |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1723 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1724 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1725 return rc; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1726 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1727 |
8361 | 1728 if (ngx_quic_check_peer(qc, pkt) != NGX_OK) { |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1729 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1730 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1731 |
8224
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
8223
diff
changeset
|
1732 if (ngx_quic_parse_handshake_header(pkt) != NGX_OK) { |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1733 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1734 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1735 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1736 pkt->secret = &keys->client; |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1737 pkt->level = ssl_encryption_handshake; |
8288
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
8286
diff
changeset
|
1738 pkt->plaintext = buf; |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1739 |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1740 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1741 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1742 if (ngx_quic_decrypt(pkt, c->ssl->connection, &ctx->largest_pn) != NGX_OK) { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1743 qc->error = pkt->error; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1744 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1745 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1746 |
8393
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
1747 /* |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
1748 * 4.10.1. The successful use of Handshake packets indicates |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
1749 * that no more Initial packets need to be exchanged |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
1750 */ |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
1751 ctx = ngx_quic_get_send_ctx(c->quic, ssl_encryption_initial); |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
1752 ngx_quic_free_frames(c, &ctx->sent); |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
1753 |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1754 return ngx_quic_payload_handler(c, pkt); |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1755 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1756 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1757 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1758 static ngx_int_t |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1759 ngx_quic_early_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1760 { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1761 ngx_int_t rc; |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1762 ngx_quic_secrets_t *keys; |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1763 ngx_quic_send_ctx_t *ctx; |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1764 ngx_quic_connection_t *qc; |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
1765 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1766 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1767 c->log->action = "processing early data quic packet"; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1768 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1769 qc = c->quic; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1770 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1771 /* extract cleartext data into pkt */ |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1772 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1773 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1774 return rc; |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1775 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1776 |
8361 | 1777 if (ngx_quic_check_peer(qc, pkt) != NGX_OK) { |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1778 return NGX_ERROR; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1779 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1780 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1781 if (ngx_quic_parse_handshake_header(pkt) != NGX_OK) { |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1782 return NGX_ERROR; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1783 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1784 |
8439
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
8438
diff
changeset
|
1785 keys = &c->quic->keys[ssl_encryption_early_data]; |
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
8438
diff
changeset
|
1786 |
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
8438
diff
changeset
|
1787 if (keys->client.key.len == 0) { |
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
8438
diff
changeset
|
1788 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
8438
diff
changeset
|
1789 "quic no 0-RTT keys yet, packet ignored"); |
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
8438
diff
changeset
|
1790 return NGX_DECLINED; |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1791 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1792 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1793 |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1794 pkt->secret = &keys->client; |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1795 pkt->level = ssl_encryption_early_data; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1796 pkt->plaintext = buf; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1797 |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1798 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1799 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1800 if (ngx_quic_decrypt(pkt, c->ssl->connection, &ctx->largest_pn) != NGX_OK) { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1801 qc->error = pkt->error; |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1802 return NGX_ERROR; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1803 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1804 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1805 return ngx_quic_payload_handler(c, pkt); |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1806 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1807 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1808 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1809 static ngx_int_t |
8361 | 1810 ngx_quic_check_peer(ngx_quic_connection_t *qc, ngx_quic_header_t *pkt) |
1811 { | |
8381
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8380
diff
changeset
|
1812 ngx_str_t *dcid; |
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8380
diff
changeset
|
1813 |
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8380
diff
changeset
|
1814 dcid = ngx_quic_pkt_zrtt(pkt->flags) ? &qc->odcid : &qc->dcid; |
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8380
diff
changeset
|
1815 |
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8380
diff
changeset
|
1816 if (pkt->dcid.len != dcid->len) { |
8361 | 1817 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic dcidl"); |
1818 return NGX_ERROR; | |
1819 } | |
1820 | |
8381
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8380
diff
changeset
|
1821 if (ngx_memcmp(pkt->dcid.data, dcid->data, dcid->len) != 0) { |
8361 | 1822 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic dcid"); |
1823 return NGX_ERROR; | |
1824 } | |
1825 | |
1826 if (pkt->scid.len != qc->scid.len) { | |
1827 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic scidl"); | |
1828 return NGX_ERROR; | |
1829 } | |
1830 | |
1831 if (ngx_memcmp(pkt->scid.data, qc->scid.data, qc->scid.len) != 0) { | |
1832 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic scid"); | |
1833 return NGX_ERROR; | |
1834 } | |
1835 | |
1836 return NGX_OK; | |
1837 } | |
1838 | |
1839 | |
1840 static ngx_int_t | |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1841 ngx_quic_app_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1842 { |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1843 ngx_int_t rc; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1844 ngx_quic_secrets_t *keys, *next, tmp; |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1845 ngx_quic_send_ctx_t *ctx; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1846 ngx_quic_connection_t *qc; |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
1847 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1848 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1849 c->log->action = "processing application data quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1850 |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1851 qc = c->quic; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1852 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1853 keys = &c->quic->keys[ssl_encryption_application]; |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1854 next = &c->quic->next_key; |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1855 |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1856 if (keys->client.key.len == 0) { |
8223 | 1857 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8361 | 1858 "quic no read keys yet, packet ignored"); |
8223 | 1859 return NGX_DECLINED; |
1860 } | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1861 |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1862 rc = ngx_quic_parse_short_header(pkt, &qc->dcid); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1863 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1864 return rc; |
8185
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8184
diff
changeset
|
1865 } |
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8184
diff
changeset
|
1866 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1867 pkt->secret = &keys->client; |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1868 pkt->next = &next->client; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1869 pkt->key_phase = c->quic->key_phase; |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1870 pkt->level = ssl_encryption_application; |
8288
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
8286
diff
changeset
|
1871 pkt->plaintext = buf; |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1872 |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1873 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1874 |
8446
df29219988bc
Discard short packets which could not be decrypted.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8443
diff
changeset
|
1875 rc = ngx_quic_decrypt(pkt, c->ssl->connection, &ctx->largest_pn); |
df29219988bc
Discard short packets which could not be decrypted.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8443
diff
changeset
|
1876 |
df29219988bc
Discard short packets which could not be decrypted.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8443
diff
changeset
|
1877 if (rc != NGX_OK) { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1878 qc->error = pkt->error; |
8446
df29219988bc
Discard short packets which could not be decrypted.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8443
diff
changeset
|
1879 return rc; |
8185
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8184
diff
changeset
|
1880 } |
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8184
diff
changeset
|
1881 |
8470
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
1882 ngx_gettimeofday(&pkt->received); |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
1883 |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1884 /* switch keys on Key Phase change */ |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1885 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1886 if (pkt->key_update) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1887 c->quic->key_phase ^= 1; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1888 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1889 tmp = *keys; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1890 *keys = *next; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1891 *next = tmp; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1892 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1893 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1894 rc = ngx_quic_payload_handler(c, pkt); |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1895 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1896 if (rc == NGX_ERROR) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1897 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1898 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1899 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1900 /* generate next keys */ |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1901 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1902 if (pkt->key_update) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1903 if (ngx_quic_key_update(c, keys, next) != NGX_OK) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1904 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1905 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1906 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1907 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1908 return rc; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1909 } |
8171 | 1910 |
1911 | |
8225 | 1912 static ngx_int_t |
1913 ngx_quic_payload_handler(ngx_connection_t *c, ngx_quic_header_t *pkt) | |
1914 { | |
1915 u_char *end, *p; | |
1916 ssize_t len; | |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1917 ngx_uint_t ack_sent, do_close; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1918 ngx_quic_frame_t frame; |
8225 | 1919 ngx_quic_connection_t *qc; |
1920 | |
1921 qc = c->quic; | |
1922 | |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1923 if (qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1924 /* |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1925 * 10.1 Closing and Draining Connection States |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1926 * ... delayed or reordered packets are properly discarded. |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1927 * |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1928 * An endpoint retains only enough information to generate |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1929 * a packet containing a CONNECTION_CLOSE frame and to identify |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1930 * packets as belonging to the connection. |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1931 */ |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1932 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1933 qc->error_level = pkt->level; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1934 qc->error = NGX_QUIC_ERR_NO_ERROR; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1935 qc->error_reason = "connection is closing, packet discarded"; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1936 qc->error_ftype = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1937 qc->error_app = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1938 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1939 return ngx_quic_send_cc(c); |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1940 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1941 |
8225 | 1942 p = pkt->payload.data; |
1943 end = p + pkt->payload.len; | |
1944 | |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1945 ack_sent = 0; |
8225 | 1946 do_close = 0; |
1947 | |
1948 while (p < end) { | |
1949 | |
8275 | 1950 c->log->action = "parsing frames"; |
1951 | |
8240
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
8239
diff
changeset
|
1952 len = ngx_quic_parse_frame(pkt, p, end, &frame); |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
1953 |
8225 | 1954 if (len < 0) { |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
1955 qc->error = pkt->error; |
8225 | 1956 return NGX_ERROR; |
1957 } | |
1958 | |
8275 | 1959 c->log->action = "handling frames"; |
1960 | |
8225 | 1961 p += len; |
1962 | |
1963 switch (frame.type) { | |
1964 | |
1965 case NGX_QUIC_FT_ACK: | |
1966 if (ngx_quic_handle_ack_frame(c, pkt, &frame.u.ack) != NGX_OK) { | |
1967 return NGX_ERROR; | |
1968 } | |
1969 | |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1970 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1971 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1972 case NGX_QUIC_FT_PADDING: |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1973 /* no action required */ |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1974 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1975 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1976 case NGX_QUIC_FT_CONNECTION_CLOSE: |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1977 case NGX_QUIC_FT_CONNECTION_CLOSE_APP: |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1978 do_close = 1; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1979 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1980 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1981 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1982 /* got there with ack-eliciting packet */ |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1983 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1984 if (!ack_sent) { |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1985 if (ngx_quic_send_ack(c, pkt) != NGX_OK) { |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1986 return NGX_ERROR; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1987 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1988 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1989 ack_sent = 1; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1990 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1991 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1992 switch (frame.type) { |
8225 | 1993 |
1994 case NGX_QUIC_FT_CRYPTO: | |
1995 | |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1996 if (ngx_quic_handle_crypto_frame(c, pkt, &frame) != NGX_OK) { |
8225 | 1997 return NGX_ERROR; |
1998 } | |
1999 | |
2000 break; | |
2001 | |
2002 case NGX_QUIC_FT_PING: | |
2003 break; | |
2004 | |
2005 case NGX_QUIC_FT_STREAM0: | |
2006 case NGX_QUIC_FT_STREAM1: | |
2007 case NGX_QUIC_FT_STREAM2: | |
2008 case NGX_QUIC_FT_STREAM3: | |
2009 case NGX_QUIC_FT_STREAM4: | |
2010 case NGX_QUIC_FT_STREAM5: | |
2011 case NGX_QUIC_FT_STREAM6: | |
2012 case NGX_QUIC_FT_STREAM7: | |
2013 | |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2014 if (ngx_quic_handle_stream_frame(c, pkt, &frame) != NGX_OK) { |
8225 | 2015 return NGX_ERROR; |
2016 } | |
2017 | |
2018 break; | |
2019 | |
8237
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
2020 case NGX_QUIC_FT_MAX_DATA: |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2021 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2022 if (ngx_quic_handle_max_data_frame(c, &frame.u.max_data) != NGX_OK) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2023 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2024 return NGX_ERROR; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2025 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2026 |
8237
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
2027 break; |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
2028 |
8236
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
2029 case NGX_QUIC_FT_STREAMS_BLOCKED: |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
2030 case NGX_QUIC_FT_STREAMS_BLOCKED2: |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2031 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2032 if (ngx_quic_handle_streams_blocked_frame(c, pkt, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2033 &frame.u.streams_blocked) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2034 != NGX_OK) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2035 { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2036 return NGX_ERROR; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2037 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2038 |
8236
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
2039 break; |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
2040 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2041 case NGX_QUIC_FT_STREAM_DATA_BLOCKED: |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2042 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2043 if (ngx_quic_handle_stream_data_blocked_frame(c, pkt, |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2044 &frame.u.stream_data_blocked) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2045 != NGX_OK) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2046 { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2047 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2048 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2049 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2050 break; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2051 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2052 case NGX_QUIC_FT_MAX_STREAM_DATA: |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2053 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2054 if (ngx_quic_handle_max_stream_data_frame(c, pkt, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2055 &frame.u.max_stream_data) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2056 != NGX_OK) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2057 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2058 return NGX_ERROR; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2059 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2060 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2061 break; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2062 |
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2063 case NGX_QUIC_FT_RESET_STREAM: |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2064 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2065 if (ngx_quic_handle_reset_stream_frame(c, pkt, |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2066 &frame.u.reset_stream) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2067 != NGX_OK) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2068 { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2069 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2070 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2071 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2072 break; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2073 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2074 case NGX_QUIC_FT_STOP_SENDING: |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2075 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2076 if (ngx_quic_handle_stop_sending_frame(c, pkt, |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2077 &frame.u.stop_sending) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2078 != NGX_OK) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2079 { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2080 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2081 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2082 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2083 break; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2084 |
8325
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2085 case NGX_QUIC_FT_NEW_CONNECTION_ID: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2086 case NGX_QUIC_FT_RETIRE_CONNECTION_ID: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2087 case NGX_QUIC_FT_PATH_CHALLENGE: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2088 case NGX_QUIC_FT_PATH_RESPONSE: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2089 |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2090 /* TODO: handle */ |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2091 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2092 "quic frame handler not implemented"); |
8325
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2093 break; |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2094 |
8225 | 2095 default: |
8346
4e4485793418
Added MAX_STREAM_DATA stub handler.
Vladimir Homutov <vl@nginx.com>
parents:
8345
diff
changeset
|
2096 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2097 "quic missing frame handler"); |
8225 | 2098 return NGX_ERROR; |
2099 } | |
2100 } | |
2101 | |
2102 if (p != end) { | |
2103 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
8361 | 2104 "quic trailing garbage in payload: %ui bytes", end - p); |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2105 |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2106 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
8225 | 2107 return NGX_ERROR; |
2108 } | |
2109 | |
2110 if (do_close) { | |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2111 qc->draining = 1; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2112 ngx_quic_close_connection(c, NGX_OK); |
8225 | 2113 } |
2114 | |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2115 return NGX_OK; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2116 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2117 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2118 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2119 static ngx_int_t |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2120 ngx_quic_send_ack(ngx_connection_t *c, ngx_quic_header_t *pkt) |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2121 { |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2122 ngx_quic_frame_t *frame; |
8225 | 2123 |
8275 | 2124 c->log->action = "generating acknowledgment"; |
2125 | |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2126 /* every ACK-eliciting packet is acknowledged, TODO ACK Ranges */ |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2127 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2128 frame = ngx_quic_alloc_frame(c, 0); |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2129 if (frame == NULL) { |
8225 | 2130 return NGX_ERROR; |
2131 } | |
2132 | |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2133 frame->level = (pkt->level == ssl_encryption_early_data) |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2134 ? ssl_encryption_application |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2135 : pkt->level; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2136 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2137 frame->type = NGX_QUIC_FT_ACK; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2138 frame->u.ack.largest = pkt->pn; |
8470
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2139 frame->u.ack.delay = ngx_quic_ack_delay(c, &pkt->received, frame->level); |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2140 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2141 ngx_sprintf(frame->info, "ACK for PN=%d from frame handler level=%d", |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2142 pkt->pn, frame->level); |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2143 ngx_quic_queue_frame(c->quic, frame); |
8225 | 2144 |
8309 | 2145 return NGX_OK; |
8225 | 2146 } |
2147 | |
2148 | |
2149 static ngx_int_t | |
8470
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2150 ngx_quic_ack_delay(ngx_connection_t *c, struct timeval *received, |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2151 enum ssl_encryption_level_t level) |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2152 { |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2153 ngx_int_t ack_delay; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2154 struct timeval tv; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2155 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2156 ack_delay = 0; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2157 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2158 if (level == ssl_encryption_application) { |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2159 ngx_gettimeofday(&tv); |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2160 ack_delay = (tv.tv_sec - received->tv_sec) * 1000000 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2161 + tv.tv_usec - received->tv_usec; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2162 ack_delay >>= c->quic->ctp.ack_delay_exponent; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2163 } |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2164 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2165 return ack_delay; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2166 } |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2167 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2168 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2169 static ngx_int_t |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2170 ngx_quic_send_cc(ngx_connection_t *c) |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2171 { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2172 ngx_quic_frame_t *frame; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2173 ngx_quic_connection_t *qc; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2174 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2175 qc = c->quic; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2176 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2177 if (qc->draining) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2178 return NGX_OK; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2179 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2180 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2181 if (qc->closing |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2182 && ngx_current_msec - qc->last_cc < NGX_QUIC_CC_MIN_INTERVAL) |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2183 { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2184 /* dot not send CC too often */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2185 return NGX_OK; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2186 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2187 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2188 frame = ngx_quic_alloc_frame(c, 0); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2189 if (frame == NULL) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2190 return NGX_ERROR; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2191 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2192 |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2193 frame->level = qc->error_level; |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2194 frame->type = NGX_QUIC_FT_CONNECTION_CLOSE; |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2195 frame->u.close.error_code = qc->error; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2196 frame->u.close.frame_type = qc->error_ftype; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2197 frame->u.close.app = qc->error_app; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2198 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2199 if (qc->error_reason) { |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2200 frame->u.close.reason.len = ngx_strlen(qc->error_reason); |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2201 frame->u.close.reason.data = (u_char *) qc->error_reason; |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
2202 } |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
2203 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
2204 ngx_snprintf(frame->info, sizeof(frame->info) - 1, |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2205 "CONNECTION_CLOSE%s err:%ui level:%d ft:%ui reason:\"%s\"", |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2206 qc->error_app ? "_APP" : "", qc->error, qc->error_level, |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2207 qc->error_ftype, qc->error_reason ? qc->error_reason : "-"); |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2208 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2209 ngx_quic_queue_frame(c->quic, frame); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2210 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2211 qc->last_cc = ngx_current_msec; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2212 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2213 return ngx_quic_output(c); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2214 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2215 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2216 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2217 static ngx_int_t |
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2218 ngx_quic_send_new_token(ngx_connection_t *c) |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2219 { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2220 ngx_str_t token; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2221 ngx_quic_frame_t *frame; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2222 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2223 if (!c->quic->tp.retry) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2224 return NGX_OK; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2225 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2226 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2227 if (ngx_quic_new_token(c, &token) != NGX_OK) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2228 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2229 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2230 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2231 frame = ngx_quic_alloc_frame(c, 0); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2232 if (frame == NULL) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2233 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2234 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2235 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2236 frame->level = ssl_encryption_application; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2237 frame->type = NGX_QUIC_FT_NEW_TOKEN; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2238 frame->u.token.length = token.len; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2239 frame->u.token.data = token.data; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2240 ngx_sprintf(frame->info, "NEW_TOKEN"); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2241 ngx_quic_queue_frame(c->quic, frame); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2242 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2243 return NGX_OK; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2244 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2245 |
8450 | 2246 |
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2247 static ngx_int_t |
8225 | 2248 ngx_quic_handle_ack_frame(ngx_connection_t *c, ngx_quic_header_t *pkt, |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2249 ngx_quic_ack_frame_t *ack) |
8225 | 2250 { |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2251 ssize_t n; |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2252 u_char *pos, *end; |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2253 uint64_t gap, range; |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2254 ngx_msec_t send_time; |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2255 ngx_uint_t i, min, max; |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2256 ngx_quic_send_ctx_t *ctx; |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2257 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2258 ctx = ngx_quic_get_send_ctx(c->quic, pkt->level); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2259 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2260 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2261 "quic ngx_quic_handle_ack_frame level %d", pkt->level); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2262 |
8326 | 2263 /* |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2264 * If any computed packet number is negative, an endpoint MUST |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2265 * generate a connection error of type FRAME_ENCODING_ERROR. |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2266 * (19.3.1) |
8326 | 2267 */ |
2268 | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2269 if (ack->first_range > ack->largest) { |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2270 c->quic->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2271 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8361 | 2272 "quic invalid first range in ack frame"); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2273 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2274 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2275 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2276 min = ack->largest - ack->first_range; |
8326 | 2277 max = ack->largest; |
2278 | |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2279 if (ngx_quic_handle_ack_frame_range(c, ctx, min, max, &send_time) |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2280 != NGX_OK) |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2281 { |
8326 | 2282 return NGX_ERROR; |
2283 } | |
2284 | |
2285 /* 13.2.3. Receiver Tracking of ACK Frames */ | |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2286 if (ctx->largest_ack < max) { |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2287 ctx->largest_ack = max; |
8326 | 2288 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2289 "quic updated largest received ack: %ui", max); |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2290 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2291 /* |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2292 * An endpoint generates an RTT sample on receiving an |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2293 * ACK frame that meets the following two conditions: |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2294 * |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2295 * - the largest acknowledged packet number is newly acknowledged |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2296 * - at least one of the newly acknowledged packets was ack-eliciting. |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2297 */ |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2298 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2299 if (send_time != NGX_TIMER_INFINITE) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2300 ngx_quic_rtt_sample(c, ack, pkt->level, send_time); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2301 } |
8326 | 2302 } |
2303 | |
2304 pos = ack->ranges_start; | |
2305 end = ack->ranges_end; | |
2306 | |
2307 for (i = 0; i < ack->range_count; i++) { | |
2308 | |
2309 n = ngx_quic_parse_ack_range(pkt, pos, end, &gap, &range); | |
2310 if (n == NGX_ERROR) { | |
2311 return NGX_ERROR; | |
2312 } | |
2313 pos += n; | |
2314 | |
2315 if (gap >= min) { | |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2316 c->quic->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
8326 | 2317 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8361 | 2318 "quic invalid range %ui in ack frame", i); |
8326 | 2319 return NGX_ERROR; |
2320 } | |
2321 | |
2322 max = min - 1 - gap; | |
2323 | |
2324 if (range > max + 1) { | |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2325 c->quic->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
8326 | 2326 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8361 | 2327 "quic invalid range %ui in ack frame", i); |
8326 | 2328 return NGX_ERROR; |
2329 } | |
2330 | |
2331 min = max - range + 1; | |
2332 | |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2333 if (ngx_quic_handle_ack_frame_range(c, ctx, min, max, &send_time) |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2334 != NGX_OK) |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2335 { |
8326 | 2336 return NGX_ERROR; |
2337 } | |
2338 } | |
2339 | |
2340 return NGX_OK; | |
2341 } | |
2342 | |
2343 | |
2344 static ngx_int_t | |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2345 ngx_quic_handle_ack_frame_range(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx, |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2346 uint64_t min, uint64_t max, ngx_msec_t *send_time) |
8326 | 2347 { |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2348 uint64_t found_num; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2349 ngx_uint_t found; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2350 ngx_queue_t *q; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2351 ngx_quic_frame_t *f; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2352 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2353 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2354 qc = c->quic; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2355 |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2356 *send_time = NGX_TIMER_INFINITE; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2357 found = 0; |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2358 found_num = 0; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2359 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2360 q = ngx_queue_last(&ctx->sent); |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2361 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2362 while (q != ngx_queue_sentinel(&ctx->sent)) { |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2363 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2364 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2365 q = ngx_queue_prev(q); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2366 |
8326 | 2367 if (f->pnum >= min && f->pnum <= max) { |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2368 ngx_quic_congestion_ack(c, f); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2369 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2370 ngx_quic_handle_stream_ack(c, f); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2371 |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2372 if (f->pnum > found_num || !found) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2373 *send_time = f->last; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2374 found_num = f->pnum; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2375 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2376 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2377 ngx_queue_remove(&f->queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2378 ngx_quic_free_frame(c, f); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2379 found = 1; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2380 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2381 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2382 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2383 if (!found) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2384 |
8437
4e75267865de
QUIC: fixed off-by-one in frame range handler.
Vladimir Homutov <vl@nginx.com>
parents:
8436
diff
changeset
|
2385 if (max < ctx->pnum) { |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2386 /* duplicate ACK or ACK for non-ack-eliciting frame */ |
8326 | 2387 return NGX_OK; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2388 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2389 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2390 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8401 | 2391 "quic ACK for the packet not sent"); |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2392 |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2393 qc->error = NGX_QUIC_ERR_PROTOCOL_VIOLATION; |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
2394 qc->error_ftype = NGX_QUIC_FT_ACK; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
2395 qc->error_reason = "unknown packet number"; |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2396 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2397 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2398 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2399 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2400 if (!qc->push.timer_set) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2401 ngx_post_event(&qc->push, &ngx_posted_events); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2402 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2403 |
8225 | 2404 return NGX_OK; |
2405 } | |
2406 | |
2407 | |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2408 static void |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2409 ngx_quic_rtt_sample(ngx_connection_t *c, ngx_quic_ack_frame_t *ack, |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2410 enum ssl_encryption_level_t level, ngx_msec_t send_time) |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2411 { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2412 ngx_msec_t latest_rtt, ack_delay, adjusted_rtt, rttvar_sample; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2413 ngx_quic_connection_t *qc; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2414 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2415 qc = c->quic; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2416 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2417 latest_rtt = ngx_current_msec - send_time; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2418 qc->latest_rtt = latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2419 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2420 if (qc->min_rtt == NGX_TIMER_INFINITE) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2421 qc->min_rtt = latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2422 qc->avg_rtt = latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2423 qc->rttvar = latest_rtt / 2; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2424 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2425 } else { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2426 qc->min_rtt = ngx_min(qc->min_rtt, latest_rtt); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2427 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2428 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2429 if (level == ssl_encryption_application) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2430 ack_delay = ack->delay * (1 << qc->ctp.ack_delay_exponent) / 1000; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2431 ack_delay = ngx_min(ack_delay, qc->ctp.max_ack_delay); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2432 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2433 } else { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2434 ack_delay = 0; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2435 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2436 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2437 adjusted_rtt = latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2438 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2439 if (qc->min_rtt + ack_delay < latest_rtt) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2440 adjusted_rtt -= ack_delay; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2441 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2442 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2443 qc->avg_rtt = 0.875 * qc->avg_rtt + 0.125 * adjusted_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2444 rttvar_sample = ngx_abs((ngx_msec_int_t) (qc->avg_rtt - adjusted_rtt)); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2445 qc->rttvar = 0.75 * qc->rttvar + 0.25 * rttvar_sample; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2446 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2447 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2448 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2449 "quic rtt sample: latest %M, min %M, avg %M, var %M", |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2450 latest_rtt, qc->min_rtt, qc->avg_rtt, qc->rttvar); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2451 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2452 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2453 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2454 static void |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2455 ngx_quic_handle_stream_ack(ngx_connection_t *c, ngx_quic_frame_t *f) |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2456 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2457 uint64_t sent, unacked; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2458 ngx_event_t *wev; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2459 ngx_quic_stream_t *sn; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2460 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2461 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2462 if (f->type < NGX_QUIC_FT_STREAM0 || f->type > NGX_QUIC_FT_STREAM7) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2463 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2464 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2465 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2466 qc = c->quic; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2467 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2468 sn = ngx_quic_find_stream(&qc->streams.tree, f->u.stream.stream_id); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2469 if (sn == NULL) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2470 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2471 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2472 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2473 wev = sn->c->write; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2474 sent = sn->c->sent; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2475 unacked = sent - sn->acked; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2476 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2477 if (unacked >= NGX_QUIC_STREAM_BUFSIZE && wev->active) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2478 wev->ready = 1; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2479 ngx_post_event(wev, &ngx_posted_events); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2480 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2481 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2482 sn->acked += f->u.stream.length; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2483 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2484 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, sn->c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2485 "quic stream ack %uL acked:%uL, unacked:%uL", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2486 f->u.stream.length, sn->acked, sent - sn->acked); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2487 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2488 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2489 |
8225 | 2490 static ngx_int_t |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2491 ngx_quic_handle_ordered_frame(ngx_connection_t *c, ngx_quic_frames_stream_t *fs, |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2492 ngx_quic_frame_t *frame, ngx_quic_frame_handler_pt handler, void *data) |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2493 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2494 size_t full_len; |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2495 ngx_int_t rc; |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2496 ngx_queue_t *q; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2497 ngx_quic_ordered_frame_t *f; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2498 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2499 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2500 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2501 if (f->offset > fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2502 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2503 "quic out-of-order frame: expecting %ui got %ui", |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2504 fs->received, f->offset); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2505 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2506 return ngx_quic_buffer_frame(c, fs, frame); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2507 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2508 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2509 if (f->offset < fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2510 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2511 if (ngx_quic_adjust_frame_offset(c, frame, fs->received) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2512 == NGX_DONE) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2513 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2514 /* old/duplicate data range */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2515 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2516 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2517 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2518 /* intersecting data range, frame modified */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2519 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2520 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2521 /* f->offset == fs->received */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2522 |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2523 rc = handler(c, frame, data); |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2524 if (rc == NGX_ERROR) { |
8225 | 2525 return NGX_ERROR; |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2526 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2527 } else if (rc == NGX_DONE) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2528 /* handler destroyed stream, queue no longer exists */ |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2529 return NGX_OK; |
8225 | 2530 } |
2531 | |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2532 /* rc == NGX_OK */ |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2533 |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2534 fs->received += f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2535 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2536 /* now check the queue if we can continue with buffered frames */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2537 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2538 do { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2539 q = ngx_queue_head(&fs->frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2540 if (q == ngx_queue_sentinel(&fs->frames)) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2541 break; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2542 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2543 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2544 frame = ngx_queue_data(q, ngx_quic_frame_t, queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2545 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2546 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2547 if (f->offset > fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2548 /* gap found, nothing more to do */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2549 break; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2550 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2551 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2552 full_len = f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2553 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2554 if (f->offset < fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2555 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2556 if (ngx_quic_adjust_frame_offset(c, frame, fs->received) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2557 == NGX_DONE) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2558 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2559 /* old/duplicate data range */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2560 ngx_queue_remove(q); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2561 fs->total -= f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2562 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2563 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2564 "quic skipped buffered frame, total %ui", |
2565 fs->total); | |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2566 ngx_quic_free_frame(c, frame); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2567 continue; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2568 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2569 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2570 /* frame was adjusted, proceed to input */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2571 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2572 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2573 /* f->offset == fs->received */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2574 |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2575 rc = handler(c, frame, data); |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2576 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2577 if (rc == NGX_ERROR) { |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2578 return NGX_ERROR; |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2579 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2580 } else if (rc == NGX_DONE) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2581 /* handler destroyed stream, queue no longer exists */ |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2582 return NGX_OK; |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2583 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2584 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2585 fs->received += f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2586 fs->total -= full_len; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2587 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2588 ngx_queue_remove(q); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2589 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2590 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2591 "quic consumed buffered frame, total %ui", fs->total); |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2592 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2593 ngx_quic_free_frame(c, frame); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2594 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2595 } while (1); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2596 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2597 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2598 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2599 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2600 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2601 static ngx_int_t |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2602 ngx_quic_adjust_frame_offset(ngx_connection_t *c, ngx_quic_frame_t *frame, |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2603 uint64_t offset_in) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2604 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2605 size_t tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2606 ngx_quic_ordered_frame_t *f; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2607 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2608 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2609 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2610 tail = offset_in - f->offset; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2611 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2612 if (tail >= f->length) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2613 /* range preceeding already received data or duplicate, ignore */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2614 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2615 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2616 "quic old or duplicate data in ordered frame, ignored"); |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2617 return NGX_DONE; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2618 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2619 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2620 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2621 "quic adjusted ordered frame data start to expected offset"); |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2622 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2623 /* intersecting range: adjust data size */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2624 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2625 f->offset += tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2626 f->data += tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2627 f->length -= tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2628 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2629 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2630 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2631 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2632 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2633 static ngx_int_t |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2634 ngx_quic_buffer_frame(ngx_connection_t *c, ngx_quic_frames_stream_t *fs, |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2635 ngx_quic_frame_t *frame) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2636 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2637 u_char *data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2638 ngx_queue_t *q; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2639 ngx_quic_frame_t *dst, *item; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2640 ngx_quic_ordered_frame_t *f, *df; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2641 |
8359 | 2642 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
2643 "quic ngx_quic_buffer_frame"); | |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2644 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2645 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2646 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2647 /* frame start offset is in the future, buffer it */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2648 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2649 /* check limit on total size used by all buffered frames, not actual data */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2650 if (NGX_QUIC_MAX_BUFFERED - fs->total < f->length) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2651 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8361 | 2652 "quic ordered input buffer limit exceeded"); |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2653 return NGX_ERROR; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2654 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2655 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2656 dst = ngx_quic_alloc_frame(c, f->length); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2657 if (dst == NULL) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2658 return NGX_ERROR; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2659 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2660 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2661 data = dst->data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2662 ngx_memcpy(dst, frame, sizeof(ngx_quic_frame_t)); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2663 dst->data = data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2664 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2665 ngx_memcpy(dst->data, f->data, f->length); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2666 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2667 df = &dst->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2668 df->data = dst->data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2669 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2670 fs->total += f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2671 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2672 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2673 "quic ordered frame with unexpected offset:" |
2674 " buffered, total %ui", fs->total); | |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2675 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2676 /* TODO: do we need some timeout for this queue ? */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2677 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2678 if (ngx_queue_empty(&fs->frames)) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2679 ngx_queue_insert_after(&fs->frames, &dst->queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2680 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2681 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2682 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2683 for (q = ngx_queue_last(&fs->frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2684 q != ngx_queue_sentinel(&fs->frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2685 q = ngx_queue_prev(q)) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2686 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2687 item = ngx_queue_data(q, ngx_quic_frame_t, queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2688 f = &item->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2689 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2690 if (f->offset < df->offset) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2691 ngx_queue_insert_after(q, &dst->queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2692 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2693 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2694 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2695 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2696 ngx_queue_insert_after(&fs->frames, &dst->queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2697 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2698 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2699 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2700 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2701 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2702 static ngx_int_t |
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2703 ngx_quic_handle_crypto_frame(ngx_connection_t *c, ngx_quic_header_t *pkt, |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2704 ngx_quic_frame_t *frame) |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2705 { |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2706 ngx_quic_connection_t *qc; |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2707 ngx_quic_frames_stream_t *fs; |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2708 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2709 qc = c->quic; |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2710 fs = &qc->crypto[pkt->level]; |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2711 |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2712 return ngx_quic_handle_ordered_frame(c, fs, frame, ngx_quic_crypto_input, |
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2713 NULL); |
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2714 } |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2715 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2716 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2717 static ngx_int_t |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2718 ngx_quic_crypto_input(ngx_connection_t *c, ngx_quic_frame_t *frame, void *data) |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2719 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2720 int sslerr; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2721 ssize_t n; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2722 ngx_ssl_conn_t *ssl_conn; |
8393
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
2723 ngx_quic_send_ctx_t *ctx; |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2724 ngx_quic_crypto_frame_t *f; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2725 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2726 f = &frame->u.crypto; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2727 |
8225 | 2728 ssl_conn = c->ssl->connection; |
2729 | |
2730 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
8359 | 2731 "quic SSL_quic_read_level: %d, SSL_quic_write_level: %d", |
8225 | 2732 (int) SSL_quic_read_level(ssl_conn), |
2733 (int) SSL_quic_write_level(ssl_conn)); | |
2734 | |
2735 if (!SSL_provide_quic_data(ssl_conn, SSL_quic_read_level(ssl_conn), | |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2736 f->data, f->length)) |
8225 | 2737 { |
2738 ngx_ssl_error(NGX_LOG_INFO, c->log, 0, | |
2739 "SSL_provide_quic_data() failed"); | |
2740 return NGX_ERROR; | |
2741 } | |
2742 | |
2743 n = SSL_do_handshake(ssl_conn); | |
2744 | |
2745 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_do_handshake: %d", n); | |
2746 | |
2747 if (n == -1) { | |
2748 sslerr = SSL_get_error(ssl_conn, n); | |
2749 | |
2750 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", | |
2751 sslerr); | |
2752 | |
8300
23a2b5e7acc8
Improved SSL_do_handshake() error handling in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8299
diff
changeset
|
2753 if (sslerr != SSL_ERROR_WANT_READ) { |
8225 | 2754 ngx_ssl_error(NGX_LOG_ERR, c->log, 0, "SSL_do_handshake() failed"); |
8300
23a2b5e7acc8
Improved SSL_do_handshake() error handling in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8299
diff
changeset
|
2755 return NGX_ERROR; |
8225 | 2756 } |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
2757 |
8302
76818c9cdd6f
Sending HANDSHAKE_DONE just once with BoringSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8301
diff
changeset
|
2758 } else if (n == 1 && !SSL_in_init(ssl_conn)) { |
8225 | 2759 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
2760 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8299 | 2761 "quic ssl cipher: %s", SSL_get_cipher(ssl_conn)); |
8225 | 2762 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
2763 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2764 "quic handshake completed successfully"); |
8273
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2765 |
8286 | 2766 frame = ngx_quic_alloc_frame(c, 0); |
8273
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2767 if (frame == NULL) { |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2768 return NGX_ERROR; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2769 } |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2770 |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2771 /* 12.4 Frames and frame types, figure 8 */ |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2772 frame->level = ssl_encryption_application; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2773 frame->type = NGX_QUIC_FT_HANDSHAKE_DONE; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2774 ngx_sprintf(frame->info, "HANDSHAKE DONE on handshake completed"); |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2775 ngx_quic_queue_frame(c->quic, frame); |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2776 |
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2777 if (ngx_quic_send_new_token(c) != NGX_OK) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2778 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2779 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2780 |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2781 /* |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2782 * Generating next keys before a key update is received. |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2783 * See quic-tls 9.4 Header Protection Timing Side-Channels. |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2784 */ |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2785 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2786 if (ngx_quic_key_update(c, &c->quic->keys[ssl_encryption_application], |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2787 &c->quic->next_key) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2788 != NGX_OK) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2789 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2790 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2791 } |
8393
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
2792 |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
2793 /* |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
2794 * 4.10.2 An endpoint MUST discard its handshake keys |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
2795 * when the TLS handshake is confirmed |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
2796 */ |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
2797 ctx = ngx_quic_get_send_ctx(c->quic, ssl_encryption_handshake); |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
2798 ngx_quic_free_frames(c, &ctx->sent); |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
2799 } |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
2800 |
8225 | 2801 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2802 "quic SSL_quic_read_level: %d, SSL_quic_write_level: %d", |
8225 | 2803 (int) SSL_quic_read_level(ssl_conn), |
2804 (int) SSL_quic_write_level(ssl_conn)); | |
2805 | |
2806 return NGX_OK; | |
2807 } | |
2808 | |
2809 | |
2810 static ngx_int_t | |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2811 ngx_quic_handle_stream_frame(ngx_connection_t *c, ngx_quic_header_t *pkt, |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2812 ngx_quic_frame_t *frame) |
8225 | 2813 { |
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2814 size_t n; |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2815 ngx_buf_t *b; |
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2816 ngx_event_t *rev; |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2817 ngx_quic_stream_t *sn; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2818 ngx_quic_connection_t *qc; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2819 ngx_quic_stream_frame_t *f; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2820 ngx_quic_frames_stream_t *fs; |
8225 | 2821 |
2822 qc = c->quic; | |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2823 f = &frame->u.stream; |
8225 | 2824 |
8427
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
2825 if ((f->stream_id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
2826 && (f->stream_id & NGX_QUIC_STREAM_SERVER_INITIATED)) |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
2827 { |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
2828 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
2829 return NGX_ERROR; |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
2830 } |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
2831 |
8225 | 2832 sn = ngx_quic_find_stream(&qc->streams.tree, f->stream_id); |
2833 | |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2834 if (sn == NULL) { |
8359 | 2835 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
2836 "quic stream id 0x%xi is new", f->stream_id); | |
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2837 |
8427
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
2838 if (f->stream_id & NGX_QUIC_STREAM_SERVER_INITIATED) { |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
2839 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
2840 return NGX_ERROR; |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
2841 } |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
2842 |
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2843 n = (f->stream_id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2844 ? qc->tp.initial_max_stream_data_uni |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2845 : qc->tp.initial_max_stream_data_bidi_remote; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2846 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2847 if (n < NGX_QUIC_STREAM_BUFSIZE) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2848 n = NGX_QUIC_STREAM_BUFSIZE; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2849 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2850 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2851 if (n < f->length) { |
8361 | 2852 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
2853 "quic no space in stream buffer"); | |
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2854 return NGX_ERROR; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2855 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2856 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2857 /* |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2858 * TODO: check IDs are increasing ? create all lower-numbered? |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2859 * |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2860 * 2.1. Stream Types and Identifiers |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2861 * |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2862 * Within each type, streams are created with numerically increasing |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2863 * stream IDs. A stream ID that is used out of order results in all |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2864 * streams of that type with lower-numbered stream IDs also being |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2865 * opened. |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2866 */ |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2867 sn = ngx_quic_create_stream(c, f->stream_id, n); |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2868 if (sn == NULL) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2869 return NGX_ERROR; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2870 } |
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2871 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2872 rev = sn->c->read; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2873 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2874 if (f->offset == 0) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2875 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2876 b = sn->b; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2877 b->last = ngx_cpymem(b->last, f->data, f->length); |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2878 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2879 sn->fs.received += f->length; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2880 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2881 rev->ready = 1; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2882 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2883 if (f->fin) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2884 rev->pending_eof = 1; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2885 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2886 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2887 } else { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2888 rev->ready = 0; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2889 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2890 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2891 if ((f->stream_id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2892 ngx_quic_handle_max_streams(c); |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2893 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2894 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2895 qc->streams.handler(sn->c); |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2896 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2897 if (f->offset == 0) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2898 return NGX_OK; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2899 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2900 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2901 /* out-of-order stream: proceed to buffering */ |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2902 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2903 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2904 fs = &sn->fs; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2905 |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2906 return ngx_quic_handle_ordered_frame(c, fs, frame, ngx_quic_stream_input, |
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2907 sn); |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2908 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2909 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2910 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2911 static ngx_int_t |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2912 ngx_quic_stream_input(ngx_connection_t *c, ngx_quic_frame_t *frame, void *data) |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2913 { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2914 ngx_buf_t *b; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2915 ngx_event_t *rev; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2916 ngx_quic_stream_t *sn; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2917 ngx_quic_connection_t *qc; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2918 ngx_quic_stream_frame_t *f; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2919 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2920 qc = c->quic; |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2921 sn = data; |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2922 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2923 f = &frame->u.stream; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2924 |
8359 | 2925 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic existing stream"); |
8225 | 2926 |
2927 b = sn->b; | |
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2928 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2929 if ((size_t) ((b->pos - b->start) + (b->end - b->last)) < f->length) { |
8361 | 2930 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
2931 "quic no space in stream buffer"); | |
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2932 return NGX_ERROR; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2933 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2934 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2935 if ((size_t) (b->end - b->last) < f->length) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2936 b->last = ngx_movemem(b->start, b->pos, b->last - b->pos); |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2937 b->pos = b->start; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2938 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2939 |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
2940 b->last = ngx_cpymem(b->last, f->data, f->length); |
8225 | 2941 |
8294
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
2942 rev = sn->c->read; |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
2943 rev->ready = 1; |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
2944 |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
2945 if (f->fin) { |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
2946 rev->pending_eof = 1; |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
2947 } |
8225 | 2948 |
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2949 if (rev->active) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2950 rev->handler(rev); |
8314
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2951 } |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2952 |
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
2953 /* check if stream was destroyed by handler */ |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2954 if (ngx_quic_find_stream(&qc->streams.tree, f->stream_id) == NULL) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2955 return NGX_DONE; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2956 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2957 |
8225 | 2958 return NGX_OK; |
2959 } | |
2960 | |
2961 | |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2962 static ngx_int_t |
8314
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2963 ngx_quic_handle_max_streams(ngx_connection_t *c) |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2964 { |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2965 ngx_quic_frame_t *frame; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2966 ngx_quic_connection_t *qc; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2967 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2968 qc = c->quic; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2969 qc->cur_streams++; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2970 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2971 if (qc->cur_streams + NGX_QUIC_STREAMS_INC / 2 < qc->max_streams) { |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2972 return NGX_OK; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2973 } |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2974 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2975 frame = ngx_quic_alloc_frame(c, 0); |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2976 if (frame == NULL) { |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2977 return NGX_ERROR; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2978 } |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2979 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2980 qc->max_streams = ngx_max(qc->max_streams + NGX_QUIC_STREAMS_INC, |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2981 NGX_QUIC_STREAMS_LIMIT); |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2982 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2983 frame->level = ssl_encryption_application; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2984 frame->type = NGX_QUIC_FT_MAX_STREAMS; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2985 frame->u.max_streams.limit = qc->max_streams; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2986 frame->u.max_streams.bidi = 1; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2987 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2988 ngx_sprintf(frame->info, "MAX_STREAMS limit:%d bidi:%d level=%d", |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2989 (int) frame->u.max_streams.limit, |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2990 (int) frame->u.max_streams.bidi, |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2991 frame->level); |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2992 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2993 ngx_quic_queue_frame(qc, frame); |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2994 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2995 return NGX_OK; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2996 } |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2997 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2998 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
2999 static ngx_int_t |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3000 ngx_quic_handle_max_data_frame(ngx_connection_t *c, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3001 ngx_quic_max_data_frame_t *f) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3002 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3003 ngx_event_t *wev; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3004 ngx_rbtree_t *tree; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3005 ngx_rbtree_node_t *node; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3006 ngx_quic_stream_t *qs; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3007 ngx_quic_connection_t *qc; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3008 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3009 qc = c->quic; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3010 tree = &qc->streams.tree; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3011 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3012 if (f->max_data <= qc->streams.send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3013 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3014 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3015 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3016 if (qc->streams.sent >= qc->streams.send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3017 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3018 for (node = ngx_rbtree_min(tree->root, tree->sentinel); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3019 node; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3020 node = ngx_rbtree_next(tree, node)) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3021 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3022 qs = (ngx_quic_stream_t *) node; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3023 wev = qs->c->write; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3024 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3025 if (wev->active) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3026 wev->ready = 1; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3027 ngx_post_event(wev, &ngx_posted_events); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3028 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3029 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3030 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3031 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3032 qc->streams.send_max_data = f->max_data; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3033 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3034 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3035 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3036 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3037 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3038 static ngx_int_t |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3039 ngx_quic_handle_streams_blocked_frame(ngx_connection_t *c, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3040 ngx_quic_header_t *pkt, ngx_quic_streams_blocked_frame_t *f) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3041 { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3042 ngx_quic_frame_t *frame; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3043 |
8286 | 3044 frame = ngx_quic_alloc_frame(c, 0); |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3045 if (frame == NULL) { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3046 return NGX_ERROR; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3047 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3048 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3049 frame->level = pkt->level; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3050 frame->type = NGX_QUIC_FT_MAX_STREAMS; |
8314
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
3051 frame->u.max_streams.limit = ngx_max(f->limit * 2, NGX_QUIC_STREAMS_LIMIT); |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3052 frame->u.max_streams.bidi = f->bidi; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3053 |
8314
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
3054 c->quic->max_streams = frame->u.max_streams.limit; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
3055 |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3056 ngx_sprintf(frame->info, "MAX_STREAMS limit:%d bidi:%d level=%d", |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3057 (int) frame->u.max_streams.limit, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3058 (int) frame->u.max_streams.bidi, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3059 frame->level); |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3060 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3061 ngx_quic_queue_frame(c->quic, frame); |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3062 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3063 return NGX_OK; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3064 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3065 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3066 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3067 static ngx_int_t |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3068 ngx_quic_handle_stream_data_blocked_frame(ngx_connection_t *c, |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3069 ngx_quic_header_t *pkt, ngx_quic_stream_data_blocked_frame_t *f) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3070 { |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3071 size_t n; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3072 ngx_buf_t *b; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3073 ngx_quic_frame_t *frame; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3074 ngx_quic_stream_t *sn; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3075 ngx_quic_connection_t *qc; |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3076 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3077 qc = c->quic; |
8429
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3078 |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3079 if ((f->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3080 && (f->id & NGX_QUIC_STREAM_SERVER_INITIATED)) |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3081 { |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3082 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3083 return NGX_ERROR; |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3084 } |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3085 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3086 sn = ngx_quic_find_stream(&qc->streams.tree, f->id); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3087 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3088 if (sn == NULL) { |
8361 | 3089 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
3090 "quic unknown stream id:%uL", f->id); | |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3091 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3092 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3093 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3094 b = sn->b; |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3095 n = sn->fs.received + (b->pos - b->start) + (b->end - b->last); |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3096 |
8286 | 3097 frame = ngx_quic_alloc_frame(c, 0); |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3098 if (frame == NULL) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3099 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3100 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3101 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3102 frame->level = pkt->level; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3103 frame->type = NGX_QUIC_FT_MAX_STREAM_DATA; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3104 frame->u.max_stream_data.id = f->id; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3105 frame->u.max_stream_data.limit = n; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3106 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3107 ngx_sprintf(frame->info, "MAX_STREAM_DATA id:%d limit:%d level=%d", |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3108 (int) frame->u.max_stream_data.id, |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3109 (int) frame->u.max_stream_data.limit, |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3110 frame->level); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3111 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3112 ngx_quic_queue_frame(c->quic, frame); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3113 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3114 return NGX_OK; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3115 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3116 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3117 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3118 static ngx_int_t |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3119 ngx_quic_handle_max_stream_data_frame(ngx_connection_t *c, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3120 ngx_quic_header_t *pkt, ngx_quic_max_stream_data_frame_t *f) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3121 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3122 uint64_t sent; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3123 ngx_event_t *wev; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3124 ngx_quic_stream_t *sn; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3125 ngx_quic_connection_t *qc; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3126 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3127 qc = c->quic; |
8429
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3128 |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3129 if ((f->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3130 && (f->id & NGX_QUIC_STREAM_SERVER_INITIATED) == 0) |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3131 { |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3132 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3133 return NGX_ERROR; |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3134 } |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3135 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3136 sn = ngx_quic_find_stream(&qc->streams.tree, f->id); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3137 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3138 if (sn == NULL) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3139 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unknown stream id:%uL", f->id); |
8429
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3140 |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3141 if (f->id & NGX_QUIC_STREAM_SERVER_INITIATED) { |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3142 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3143 } |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3144 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3145 return NGX_ERROR; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3146 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3147 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3148 if (f->limit <= sn->send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3149 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3150 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3151 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3152 sent = sn->c->sent; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3153 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3154 if (sent >= sn->send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3155 wev = sn->c->write; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3156 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3157 if (wev->active) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3158 wev->ready = 1; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3159 ngx_post_event(wev, &ngx_posted_events); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3160 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3161 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3162 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3163 sn->send_max_data = f->limit; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3164 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3165 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3166 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3167 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3168 |
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3169 static ngx_int_t |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3170 ngx_quic_handle_reset_stream_frame(ngx_connection_t *c, |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3171 ngx_quic_header_t *pkt, ngx_quic_reset_stream_frame_t *f) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3172 { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3173 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3174 "quic frame handler not implemented"); |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3175 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3176 if ((f->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3177 && (f->id & NGX_QUIC_STREAM_SERVER_INITIATED)) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3178 { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3179 c->quic->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3180 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3181 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3182 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3183 return NGX_OK; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3184 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3185 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3186 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3187 static ngx_int_t |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3188 ngx_quic_handle_stop_sending_frame(ngx_connection_t *c, |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3189 ngx_quic_header_t *pkt, ngx_quic_stop_sending_frame_t *f) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3190 { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3191 ngx_quic_stream_t *sn; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3192 ngx_quic_connection_t *qc; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3193 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3194 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3195 "quic frame handler not implemented"); |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3196 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3197 qc = c->quic; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3198 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3199 if ((f->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3200 && (f->id & NGX_QUIC_STREAM_SERVER_INITIATED) == 0) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3201 { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3202 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3203 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3204 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3205 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3206 sn = ngx_quic_find_stream(&qc->streams.tree, f->id); |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3207 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3208 if (sn == NULL) { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3209 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3210 "quic stream id 0x%xi is new", f->id); |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3211 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3212 if (f->id & NGX_QUIC_STREAM_SERVER_INITIATED) { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3213 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3214 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3215 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3216 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3217 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3218 return NGX_OK; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3219 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3220 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3221 |
8225 | 3222 static void |
3223 ngx_quic_queue_frame(ngx_quic_connection_t *qc, ngx_quic_frame_t *frame) | |
3224 { | |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3225 ngx_quic_send_ctx_t *ctx; |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3226 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3227 ctx = ngx_quic_get_send_ctx(qc, frame->level); |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3228 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3229 ngx_queue_insert_tail(&ctx->frames, &frame->queue); |
8309 | 3230 |
3231 /* TODO: check PUSH flag on stream and call output */ | |
3232 | |
3233 if (!qc->push.timer_set && !qc->closing) { | |
3234 ngx_add_timer(&qc->push, qc->tp.max_ack_delay); | |
3235 } | |
8225 | 3236 } |
3237 | |
3238 | |
3239 static ngx_int_t | |
3240 ngx_quic_output(ngx_connection_t *c) | |
3241 { | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3242 ngx_uint_t i; |
8225 | 3243 ngx_quic_connection_t *qc; |
3244 | |
8275 | 3245 c->log->action = "sending frames"; |
3246 | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3247 qc = c->quic; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3248 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3249 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
8332
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
3250 if (ngx_quic_output_frames(c, &qc->send_ctx[i]) != NGX_OK) { |
8225 | 3251 return NGX_ERROR; |
3252 } | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3253 } |
8225 | 3254 |
8322
d9bc33166361
Do not set timers after the connection is closed.
Vladimir Homutov <vl@nginx.com>
parents:
8321
diff
changeset
|
3255 if (!qc->send_timer_set && !qc->closing) { |
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
3256 qc->send_timer_set = 1; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
3257 ngx_add_timer(c->read, qc->tp.max_idle_timeout); |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
3258 } |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
3259 |
8369
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8368
diff
changeset
|
3260 if (!qc->retransmit.timer_set && !qc->closing) { |
8431
70335ec6e5d4
Increased default initial retransmit timeout.
Vladimir Homutov <vl@nginx.com>
parents:
8430
diff
changeset
|
3261 ngx_add_timer(&qc->retransmit, |
70335ec6e5d4
Increased default initial retransmit timeout.
Vladimir Homutov <vl@nginx.com>
parents:
8430
diff
changeset
|
3262 qc->ctp.max_ack_delay + NGX_QUIC_HARDCODED_PTO); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3263 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3264 |
8225 | 3265 return NGX_OK; |
3266 } | |
3267 | |
3268 | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3269 static ngx_int_t |
8332
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
3270 ngx_quic_output_frames(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx) |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3271 { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3272 size_t len, hlen, n; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3273 ngx_int_t rc; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3274 ngx_uint_t need_ack; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3275 ngx_queue_t *q, range; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3276 ngx_quic_frame_t *f; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3277 ngx_quic_congestion_t *cg; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3278 ngx_quic_connection_t *qc; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3279 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3280 qc = c->quic; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3281 cg = &qc->congestion; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3282 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3283 if (ngx_queue_empty(&ctx->frames)) { |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3284 return NGX_OK; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3285 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3286 |
8332
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
3287 q = ngx_queue_head(&ctx->frames); |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
3288 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
3289 |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
3290 /* all frames in same send_ctx share same level */ |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
3291 hlen = (f->level == ssl_encryption_application) ? NGX_QUIC_MAX_SHORT_HEADER |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
3292 : NGX_QUIC_MAX_LONG_HEADER; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3293 hlen += EVP_GCM_TLS_TAG_LEN; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3294 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3295 do { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3296 len = 0; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3297 need_ack = 0; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3298 ngx_queue_init(&range); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3299 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3300 do { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3301 /* process group of frames that fits into packet */ |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3302 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3303 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3304 n = ngx_quic_create_frame(NULL, f); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3305 |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
3306 if (len && hlen + len + n > qc->ctp.max_udp_payload_size) { |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3307 break; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3308 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3309 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3310 if (f->need_ack) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3311 need_ack = 1; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3312 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3313 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3314 if (need_ack && cg->in_flight + len + n > cg->window) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3315 break; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3316 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3317 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3318 q = ngx_queue_next(q); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3319 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3320 f->first = ngx_current_msec; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3321 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3322 ngx_queue_remove(&f->queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3323 ngx_queue_insert_tail(&range, &f->queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3324 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3325 len += n; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3326 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3327 } while (q != ngx_queue_sentinel(&ctx->frames)); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3328 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3329 if (ngx_queue_empty(&range)) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3330 break; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3331 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3332 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3333 rc = ngx_quic_send_frames(c, &range); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3334 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3335 if (rc == NGX_OK) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3336 /* |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3337 * frames are moved into the sent queue |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3338 * to wait for ack/be retransmitted |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3339 */ |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
3340 if (qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
3341 /* if we are closing, any ack will be discarded */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
3342 ngx_quic_free_frames(c, &range); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
3343 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
3344 } else { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
3345 ngx_queue_add(&ctx->sent, &range); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
3346 } |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3347 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3348 cg->in_flight += len; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3349 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3350 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3351 "quic congestion send if:%uz", cg->in_flight); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3352 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3353 } else if (rc == NGX_DONE) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3354 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3355 /* no ack is expected for this frames, can free them */ |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3356 ngx_quic_free_frames(c, &range); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3357 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3358 } else { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3359 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3360 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3361 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3362 } while (q != ngx_queue_sentinel(&ctx->frames)); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3363 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3364 return NGX_OK; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3365 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3366 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3367 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3368 static void |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3369 ngx_quic_free_frames(ngx_connection_t *c, ngx_queue_t *frames) |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3370 { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3371 ngx_queue_t *q; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3372 ngx_quic_frame_t *f; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3373 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3374 do { |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3375 q = ngx_queue_head(frames); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3376 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3377 if (q == ngx_queue_sentinel(frames)) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3378 break; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3379 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3380 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3381 ngx_queue_remove(q); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3382 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3383 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3384 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3385 ngx_quic_free_frame(c, f); |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3386 } while (1); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3387 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3388 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3389 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3390 static ngx_int_t |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3391 ngx_quic_send_frames(ngx_connection_t *c, ngx_queue_t *frames) |
8225 | 3392 { |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3393 ssize_t len; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3394 u_char *p; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3395 ngx_msec_t now; |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3396 ngx_str_t out, res; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3397 ngx_queue_t *q; |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
3398 ngx_ssl_conn_t *ssl_conn; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3399 ngx_quic_frame_t *f, *start; |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3400 ngx_quic_header_t pkt; |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
3401 ngx_quic_secrets_t *keys; |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3402 ngx_quic_send_ctx_t *ctx; |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3403 ngx_quic_connection_t *qc; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3404 static ngx_str_t initial_token = ngx_null_string; |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
3405 static u_char src[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
3406 static u_char dst[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
8225 | 3407 |
8359 | 3408 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3409 "quic ngx_quic_send_frames"); | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3410 |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
3411 ssl_conn = c->ssl ? c->ssl->connection : NULL; |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
3412 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3413 q = ngx_queue_head(frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3414 start = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3415 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3416 ctx = ngx_quic_get_send_ctx(c->quic, start->level); |
8225 | 3417 |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3418 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
8225 | 3419 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3420 now = ngx_current_msec; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3421 |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3422 p = src; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3423 out.data = src; |
8225 | 3424 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3425 for (q = ngx_queue_head(frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3426 q != ngx_queue_sentinel(frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3427 q = ngx_queue_next(q)) |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3428 { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3429 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
8225 | 3430 |
8359 | 3431 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3432 "quic frame out: %s", f->info); | |
8225 | 3433 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3434 len = ngx_quic_create_frame(p, f); |
8225 | 3435 if (len == -1) { |
3436 return NGX_ERROR; | |
3437 } | |
3438 | |
8312
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
8311
diff
changeset
|
3439 if (f->need_ack) { |
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
8311
diff
changeset
|
3440 pkt.need_ack = 1; |
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
8311
diff
changeset
|
3441 } |
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
8311
diff
changeset
|
3442 |
8225 | 3443 p += len; |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3444 f->pnum = ctx->pnum; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3445 f->last = now; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3446 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3447 |
8225 | 3448 out.len = p - out.data; |
3449 | |
8301
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8300
diff
changeset
|
3450 while (out.len < 4) { |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8300
diff
changeset
|
3451 *p++ = NGX_QUIC_FT_PADDING; |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8300
diff
changeset
|
3452 out.len++; |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8300
diff
changeset
|
3453 } |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8300
diff
changeset
|
3454 |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3455 qc = c->quic; |
8225 | 3456 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
3457 keys = &c->quic->keys[start->level]; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
3458 |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
3459 pkt.secret = &keys->server; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
3460 |
8370
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
3461 pkt.flags = NGX_QUIC_PKT_FIXED_BIT; |
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
3462 |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3463 if (start->level == ssl_encryption_initial) { |
8370
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
3464 pkt.flags |= NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_INITIAL; |
8225 | 3465 pkt.token = initial_token; |
3466 | |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3467 } else if (start->level == ssl_encryption_handshake) { |
8370
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
3468 pkt.flags |= NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_HANDSHAKE; |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3469 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3470 } else { |
8370
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
3471 if (c->quic->key_phase) { |
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
3472 pkt.flags |= NGX_QUIC_PKT_KPHASE; |
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
3473 } |
8225 | 3474 } |
3475 | |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3476 ngx_quic_set_packet_number(&pkt, ctx); |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3477 |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3478 pkt.log = c->log; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3479 pkt.level = start->level; |
8344
e0abe17a2878
Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents:
8343
diff
changeset
|
3480 pkt.dcid = qc->scid; |
e0abe17a2878
Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents:
8343
diff
changeset
|
3481 pkt.scid = qc->dcid; |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3482 pkt.payload = out; |
8285
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8284
diff
changeset
|
3483 |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3484 res.data = dst; |
8285
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8284
diff
changeset
|
3485 |
8359 | 3486 ngx_log_debug6(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3487 "quic packet ready: %ui bytes at level %d" | |
3488 " need_ack: %d number: %L encoded %d:0x%xD", | |
3489 out.len, start->level, pkt.need_ack, pkt.number, | |
3490 pkt.num_len, pkt.trunc); | |
3491 | |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
3492 if (ngx_quic_encrypt(&pkt, ssl_conn, &res) != NGX_OK) { |
8225 | 3493 return NGX_ERROR; |
3494 } | |
3495 | |
8359 | 3496 #ifdef NGX_QUIC_DEBUG_PACKETS |
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
3497 ngx_quic_hexdump(c->log, "quic packet to send", res.data, res.len); |
8359 | 3498 #endif |
8225 | 3499 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3500 len = c->send(c, res.data, res.len); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3501 if (len == NGX_ERROR || (size_t) len != res.len) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3502 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3503 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3504 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3505 /* len == NGX_OK || NGX_AGAIN */ |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3506 ctx->pnum++; |
8225 | 3507 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3508 return pkt.need_ack ? NGX_OK : NGX_DONE; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3509 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3510 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3511 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3512 static void |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3513 ngx_quic_set_packet_number(ngx_quic_header_t *pkt, ngx_quic_send_ctx_t *ctx) |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3514 { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3515 uint64_t delta; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3516 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3517 delta = ctx->pnum - ctx->largest_ack; |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3518 pkt->number = ctx->pnum; |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3519 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3520 if (delta <= 0x7F) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3521 pkt->num_len = 1; |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3522 pkt->trunc = ctx->pnum & 0xff; |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3523 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3524 } else if (delta <= 0x7FFF) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3525 pkt->num_len = 2; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3526 pkt->flags |= 0x1; |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3527 pkt->trunc = ctx->pnum & 0xffff; |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3528 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3529 } else if (delta <= 0x7FFFFF) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3530 pkt->num_len = 3; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3531 pkt->flags |= 0x2; |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3532 pkt->trunc = ctx->pnum & 0xffffff; |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3533 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3534 } else { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3535 pkt->num_len = 4; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3536 pkt->flags |= 0x3; |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3537 pkt->trunc = ctx->pnum & 0xffffffff; |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3538 } |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3539 } |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3540 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3541 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3542 static void |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3543 ngx_quic_retransmit_handler(ngx_event_t *ev) |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3544 { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3545 ngx_uint_t i; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3546 ngx_msec_t wait, nswait; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3547 ngx_connection_t *c; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3548 ngx_quic_connection_t *qc; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3549 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3550 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, |
8359 | 3551 "quic retransmit timer"); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3552 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3553 c = ev->data; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3554 qc = c->quic; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3555 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3556 wait = 0; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3557 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3558 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3559 if (ngx_quic_retransmit(c, &qc->send_ctx[i], &nswait) != NGX_OK) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
3560 ngx_quic_close_connection(c, NGX_ERROR); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3561 return; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3562 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3563 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3564 if (i == 0) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3565 wait = nswait; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3566 |
8392
5ffb21c5c93d
Fixed frame retransmissions.
Vladimir Homutov <vl@nginx.com>
parents:
8388
diff
changeset
|
3567 } else if (nswait > 0 && (wait == 0 || wait > nswait)) { |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3568 wait = nswait; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3569 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3570 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3571 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3572 if (wait > 0) { |
8369
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8368
diff
changeset
|
3573 ngx_add_timer(&qc->retransmit, wait); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3574 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3575 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3576 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3577 |
8309 | 3578 static void |
3579 ngx_quic_push_handler(ngx_event_t *ev) | |
3580 { | |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3581 ngx_connection_t *c; |
8309 | 3582 |
8359 | 3583 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic push timer"); |
8309 | 3584 |
3585 c = ev->data; | |
3586 | |
3587 if (ngx_quic_output(c) != NGX_OK) { | |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
3588 ngx_quic_close_connection(c, NGX_ERROR); |
8309 | 3589 return; |
3590 } | |
3591 } | |
3592 | |
3593 | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3594 static ngx_int_t |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3595 ngx_quic_retransmit(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx, |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3596 ngx_msec_t *waitp) |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3597 { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3598 uint64_t pn; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3599 ngx_msec_t now, wait; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3600 ngx_queue_t *q, range; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3601 ngx_quic_frame_t *f, *start; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3602 ngx_quic_connection_t *qc; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3603 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3604 qc = c->quic; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3605 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3606 now = ngx_current_msec; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3607 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3608 if (ngx_queue_empty(&ctx->sent)) { |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3609 *waitp = 0; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3610 return NGX_OK; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3611 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3612 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3613 q = ngx_queue_head(&ctx->sent); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3614 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3615 do { |
8363
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
8362
diff
changeset
|
3616 start = ngx_queue_data(q, ngx_quic_frame_t, queue); |
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
8362
diff
changeset
|
3617 |
8431
70335ec6e5d4
Increased default initial retransmit timeout.
Vladimir Homutov <vl@nginx.com>
parents:
8430
diff
changeset
|
3618 wait = start->last + qc->ctp.max_ack_delay |
70335ec6e5d4
Increased default initial retransmit timeout.
Vladimir Homutov <vl@nginx.com>
parents:
8430
diff
changeset
|
3619 + NGX_QUIC_HARDCODED_PTO - now; |
8363
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
8362
diff
changeset
|
3620 |
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
8362
diff
changeset
|
3621 if ((ngx_msec_int_t) wait > 0) { |
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
8362
diff
changeset
|
3622 break; |
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
8362
diff
changeset
|
3623 } |
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
8362
diff
changeset
|
3624 |
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
8362
diff
changeset
|
3625 pn = start->pnum; |
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
8362
diff
changeset
|
3626 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3627 ngx_queue_init(&range); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3628 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3629 /* send frames with same packet number to the wire */ |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3630 do { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3631 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3632 |
8388 | 3633 if (now - start->first > qc->tp.max_idle_timeout) { |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3634 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
8361 | 3635 "quic retransmission timeout"); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3636 return NGX_DECLINED; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3637 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3638 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3639 if (f->pnum != pn) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3640 break; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3641 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3642 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3643 q = ngx_queue_next(q); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3644 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3645 ngx_queue_remove(&f->queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3646 ngx_queue_insert_tail(&range, &f->queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3647 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3648 } while (q != ngx_queue_sentinel(&ctx->sent)); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3649 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3650 ngx_quic_congestion_lost(c, start->last); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3651 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3652 /* NGX_DONE is impossible here, such frames don't get into this queue */ |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3653 if (ngx_quic_send_frames(c, &range) != NGX_OK) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3654 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3655 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3656 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3657 /* move frames group to the end of queue */ |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3658 ngx_queue_add(&ctx->sent, &range); |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3659 |
8431
70335ec6e5d4
Increased default initial retransmit timeout.
Vladimir Homutov <vl@nginx.com>
parents:
8430
diff
changeset
|
3660 wait = qc->ctp.max_ack_delay + NGX_QUIC_HARDCODED_PTO; |
8392
5ffb21c5c93d
Fixed frame retransmissions.
Vladimir Homutov <vl@nginx.com>
parents:
8388
diff
changeset
|
3661 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3662 } while (q != ngx_queue_sentinel(&ctx->sent)); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3663 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3664 *waitp = wait; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3665 |
8225 | 3666 return NGX_OK; |
3667 } | |
3668 | |
3669 | |
3670 ngx_connection_t * | |
3671 ngx_quic_create_uni_stream(ngx_connection_t *c) | |
3672 { | |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3673 ngx_uint_t id; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3674 ngx_quic_stream_t *qs, *sn; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3675 ngx_quic_connection_t *qc; |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3676 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3677 qs = c->qs; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3678 qc = qs->parent->quic; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3679 |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3680 id = (qc->streams.id_counter << 2) |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3681 | NGX_QUIC_STREAM_SERVER_INITIATED |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3682 | NGX_QUIC_STREAM_UNIDIRECTIONAL; |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3683 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3684 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 3685 "quic creating server uni stream #%ui id %ui", |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3686 qc->streams.id_counter, id); |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3687 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3688 qc->streams.id_counter++; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3689 |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3690 sn = ngx_quic_create_stream(qs->parent, id, 0); |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3691 if (sn == NULL) { |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3692 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3693 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3694 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3695 return sn->c; |
8225 | 3696 } |
3697 | |
3698 | |
3699 static void | |
3700 ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp, | |
3701 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) | |
3702 { | |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3703 ngx_rbtree_node_t **p; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3704 ngx_quic_stream_t *qn, *qnt; |
8225 | 3705 |
3706 for ( ;; ) { | |
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
3707 qn = (ngx_quic_stream_t *) node; |
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
3708 qnt = (ngx_quic_stream_t *) temp; |
8225 | 3709 |
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
3710 p = (qn->id < qnt->id) ? &temp->left : &temp->right; |
8225 | 3711 |
3712 if (*p == sentinel) { | |
3713 break; | |
3714 } | |
3715 | |
3716 temp = *p; | |
3717 } | |
3718 | |
3719 *p = node; | |
3720 node->parent = temp; | |
3721 node->left = sentinel; | |
3722 node->right = sentinel; | |
3723 ngx_rbt_red(node); | |
3724 } | |
3725 | |
3726 | |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3727 static ngx_quic_stream_t * |
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
3728 ngx_quic_find_stream(ngx_rbtree_t *rbtree, uint64_t id) |
8225 | 3729 { |
3730 ngx_rbtree_node_t *node, *sentinel; | |
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
3731 ngx_quic_stream_t *qn; |
8225 | 3732 |
3733 node = rbtree->root; | |
3734 sentinel = rbtree->sentinel; | |
3735 | |
3736 while (node != sentinel) { | |
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
3737 qn = (ngx_quic_stream_t *) node; |
8225 | 3738 |
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
3739 if (id == qn->id) { |
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
3740 return qn; |
8225 | 3741 } |
3742 | |
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
3743 node = (id < qn->id) ? node->left : node->right; |
8225 | 3744 } |
3745 | |
3746 return NULL; | |
3747 } | |
3748 | |
3749 | |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3750 static ngx_quic_stream_t * |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3751 ngx_quic_create_stream(ngx_connection_t *c, uint64_t id, size_t rcvbuf_size) |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3752 { |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3753 ngx_log_t *log; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3754 ngx_pool_t *pool; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3755 ngx_quic_stream_t *sn; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3756 ngx_pool_cleanup_t *cln; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3757 ngx_quic_connection_t *qc; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3758 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3759 qc = c->quic; |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3760 |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3761 pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, c->log); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3762 if (pool == NULL) { |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3763 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3764 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3765 |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3766 sn = ngx_pcalloc(pool, sizeof(ngx_quic_stream_t)); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3767 if (sn == NULL) { |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3768 ngx_destroy_pool(pool); |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3769 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3770 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3771 |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3772 sn->node.key = id; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3773 sn->parent = c; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3774 sn->id = id; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3775 |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3776 sn->b = ngx_create_temp_buf(pool, rcvbuf_size); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3777 if (sn->b == NULL) { |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3778 ngx_destroy_pool(pool); |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3779 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3780 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3781 |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3782 ngx_queue_init(&sn->fs.frames); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3783 |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3784 log = ngx_palloc(pool, sizeof(ngx_log_t)); |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3785 if (log == NULL) { |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3786 ngx_destroy_pool(pool); |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3787 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3788 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3789 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3790 *log = *c->log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3791 pool->log = log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3792 |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3793 sn->c = ngx_get_connection(-1, log); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3794 if (sn->c == NULL) { |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3795 ngx_destroy_pool(pool); |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3796 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3797 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3798 |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3799 sn->c->qs = sn; |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3800 sn->c->pool = pool; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3801 sn->c->ssl = c->ssl; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3802 sn->c->sockaddr = c->sockaddr; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3803 sn->c->listening = c->listening; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3804 sn->c->addr_text = c->addr_text; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3805 sn->c->local_sockaddr = c->local_sockaddr; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3806 sn->c->number = ngx_atomic_fetch_add(ngx_connection_counter, 1); |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3807 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3808 sn->c->recv = ngx_quic_stream_recv; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3809 sn->c->send = ngx_quic_stream_send; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3810 sn->c->send_chain = ngx_quic_stream_send_chain; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3811 |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3812 sn->c->read->log = c->log; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3813 sn->c->write->log = c->log; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3814 |
8362
44cac24aaa44
Assign connection number to every QUIC stream log.
Roman Arutyunyan <arut@nginx.com>
parents:
8361
diff
changeset
|
3815 log->connection = sn->c->number; |
44cac24aaa44
Assign connection number to every QUIC stream log.
Roman Arutyunyan <arut@nginx.com>
parents:
8361
diff
changeset
|
3816 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3817 if ((id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3818 || (id & NGX_QUIC_STREAM_SERVER_INITIATED)) |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3819 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3820 sn->c->write->ready = 1; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3821 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3822 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3823 if (id & NGX_QUIC_STREAM_UNIDIRECTIONAL) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3824 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3825 sn->send_max_data = qc->ctp.initial_max_stream_data_uni; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3826 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3827 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3828 } else { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3829 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3830 sn->send_max_data = qc->ctp.initial_max_stream_data_bidi_remote; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3831 } else { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3832 sn->send_max_data = qc->ctp.initial_max_stream_data_bidi_local; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3833 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3834 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3835 |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
3836 cln = ngx_pool_cleanup_add(pool, 0); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
3837 if (cln == NULL) { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
3838 ngx_close_connection(sn->c); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
3839 ngx_destroy_pool(pool); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
3840 return NULL; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
3841 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
3842 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
3843 cln->handler = ngx_quic_stream_cleanup_handler; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
3844 cln->data = sn->c; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
3845 |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3846 ngx_rbtree_insert(&c->quic->streams.tree, &sn->node); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3847 |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3848 return sn; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3849 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3850 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3851 |
8225 | 3852 static ssize_t |
3853 ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf, size_t size) | |
3854 { | |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3855 ssize_t len; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3856 ngx_buf_t *b; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3857 ngx_event_t *rev; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3858 ngx_connection_t *pc; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3859 ngx_quic_frame_t *frame; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3860 ngx_quic_stream_t *qs; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3861 ngx_quic_connection_t *qc; |
8225 | 3862 |
3863 qs = c->qs; | |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3864 b = qs->b; |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3865 pc = qs->parent; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3866 qc = pc->quic; |
8279
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
3867 rev = c->read; |
8225 | 3868 |
8359 | 3869 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3870 "quic stream id 0x%xi recv: eof:%d, avail:%z", | |
3871 qs->id, rev->pending_eof, b->last - b->pos); | |
8279
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
3872 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3873 if (b->pos == b->last) { |
8279
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
3874 rev->ready = 0; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
3875 |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
3876 if (rev->pending_eof) { |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
3877 rev->eof = 1; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
3878 return 0; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
3879 } |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
3880 |
8359 | 3881 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3882 "quic stream id 0x%xi recv() not ready", qs->id); | |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3883 return NGX_AGAIN; |
8225 | 3884 } |
3885 | |
3886 len = ngx_min(b->last - b->pos, (ssize_t) size); | |
3887 | |
3888 ngx_memcpy(buf, b->pos, len); | |
3889 | |
3890 b->pos += len; | |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3891 qc->streams.received += len; |
8225 | 3892 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3893 if (b->pos == b->last) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3894 b->pos = b->start; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3895 b->last = b->start; |
8294
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
3896 rev->ready = rev->pending_eof; |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3897 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3898 |
8359 | 3899 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3900 "quic stream id 0x%xi recv: %z of %uz", qs->id, len, size); | |
8225 | 3901 |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3902 if (!rev->pending_eof) { |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3903 frame = ngx_quic_alloc_frame(pc, 0); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3904 if (frame == NULL) { |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3905 return NGX_ERROR; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3906 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3907 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3908 frame->level = ssl_encryption_application; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3909 frame->type = NGX_QUIC_FT_MAX_STREAM_DATA; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3910 frame->u.max_stream_data.id = qs->id; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3911 frame->u.max_stream_data.limit = qs->fs.received + (b->pos - b->start) |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3912 + (b->end - b->last); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3913 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3914 ngx_sprintf(frame->info, "MAX_STREAM_DATA id:%d limit:%d l=%d on recv", |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3915 (int) frame->u.max_stream_data.id, |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3916 (int) frame->u.max_stream_data.limit, |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3917 frame->level); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3918 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3919 ngx_quic_queue_frame(pc->quic, frame); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3920 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3921 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3922 if ((qc->streams.recv_max_data / 2) < qc->streams.received) { |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3923 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3924 frame = ngx_quic_alloc_frame(pc, 0); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3925 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3926 if (frame == NULL) { |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3927 return NGX_ERROR; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3928 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3929 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3930 qc->streams.recv_max_data *= 2; |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3931 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3932 frame->level = ssl_encryption_application; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3933 frame->type = NGX_QUIC_FT_MAX_DATA; |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3934 frame->u.max_data.max_data = qc->streams.recv_max_data; |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3935 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3936 ngx_sprintf(frame->info, "MAX_DATA max_data:%d level=%d on recv", |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3937 (int) frame->u.max_data.max_data, frame->level); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3938 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3939 ngx_quic_queue_frame(pc->quic, frame); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3940 |
8359 | 3941 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3942 "quic stream id 0x%xi recv: increased max data: %ui", | |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3943 qs->id, qc->streams.recv_max_data); |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3944 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
3945 |
8225 | 3946 return len; |
3947 } | |
3948 | |
3949 | |
3950 static ssize_t | |
3951 ngx_quic_stream_send(ngx_connection_t *c, u_char *buf, size_t size) | |
3952 { | |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
3953 u_char *p, *end; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3954 size_t fsize, limit, n, len; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3955 uint64_t sent, unacked; |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3956 ngx_connection_t *pc; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3957 ngx_quic_frame_t *frame; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3958 ngx_quic_stream_t *qs; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3959 ngx_quic_connection_t *qc; |
8225 | 3960 |
3961 qs = c->qs; | |
3962 pc = qs->parent; | |
3963 qc = pc->quic; | |
3964 | |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
3965 if (qc->closing) { |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
3966 return NGX_ERROR; |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
3967 } |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
3968 |
8359 | 3969 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3970 "quic stream id 0x%xi send: %uz", qs->id, size); | |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
3971 |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
3972 /* |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
3973 * we need to fit at least 1 frame into a packet, thus account head/tail; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
3974 * 25 = 1 + 8x3 is max header for STREAM frame, with 1 byte for frame type |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
3975 */ |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
3976 limit = qc->ctp.max_udp_payload_size - NGX_QUIC_MAX_SHORT_HEADER - 25 |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
3977 - EVP_GCM_TLS_TAG_LEN; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
3978 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3979 len = size; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3980 sent = c->sent; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3981 unacked = sent - qs->acked; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3982 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3983 if (qc->streams.send_max_data == 0) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3984 qc->streams.send_max_data = qc->ctp.initial_max_data; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3985 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3986 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3987 if (unacked >= NGX_QUIC_STREAM_BUFSIZE) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3988 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3989 "quic send hit buffer size"); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3990 len = 0; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3991 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3992 } else if (unacked + len > NGX_QUIC_STREAM_BUFSIZE) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3993 len = NGX_QUIC_STREAM_BUFSIZE - unacked; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3994 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3995 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3996 if (qc->streams.sent >= qc->streams.send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3997 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3998 "quic send hit MAX_DATA"); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3999 len = 0; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4000 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4001 } else if (qc->streams.sent + len > qc->streams.send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4002 len = qc->streams.send_max_data - qc->streams.sent; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4003 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4004 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4005 if (sent >= qs->send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4006 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4007 "quic send hit MAX_STREAM_DATA"); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4008 len = 0; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4009 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4010 } else if (sent + len > qs->send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4011 len = qs->send_max_data - sent; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4012 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4013 |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4014 p = (u_char *) buf; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4015 end = (u_char *) buf + len; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4016 n = 0; |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4017 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4018 while (p < end) { |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4019 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4020 fsize = ngx_min(limit, (size_t) (end - p)); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4021 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4022 frame = ngx_quic_alloc_frame(pc, fsize); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4023 if (frame == NULL) { |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4024 return 0; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4025 } |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4026 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4027 ngx_memcpy(frame->data, p, fsize); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4028 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4029 frame->level = ssl_encryption_application; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4030 frame->type = NGX_QUIC_FT_STREAM6; /* OFF=1 LEN=1 FIN=0 */ |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4031 frame->u.stream.off = 1; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4032 frame->u.stream.len = 1; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4033 frame->u.stream.fin = 0; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4034 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4035 frame->u.stream.type = frame->type; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4036 frame->u.stream.stream_id = qs->id; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4037 frame->u.stream.offset = c->sent; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4038 frame->u.stream.length = fsize; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4039 frame->u.stream.data = frame->data; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4040 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4041 c->sent += fsize; |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4042 qc->streams.sent += fsize; |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4043 p += fsize; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4044 n += fsize; |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4045 |
8359 | 4046 ngx_sprintf(frame->info, "stream 0x%xi len=%ui level=%d", |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4047 qs->id, fsize, frame->level); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4048 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4049 ngx_quic_queue_frame(qc, frame); |
8225 | 4050 } |
4051 | |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4052 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4053 "quic send %uz of %uz, sent:%O, unacked:%uL", |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4054 n, size, c->sent, (uint64_t) c->sent - qs->acked); |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4055 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4056 if (n != size) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4057 c->write->ready = 0; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4058 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4059 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4060 if (n == 0) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4061 return NGX_AGAIN; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4062 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4063 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4064 return n; |
8225 | 4065 } |
4066 | |
4067 | |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4068 static void |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4069 ngx_quic_stream_cleanup_handler(void *data) |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4070 { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4071 ngx_connection_t *c = data; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4072 |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4073 ngx_connection_t *pc; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4074 ngx_quic_frame_t *frame; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4075 ngx_quic_stream_t *qs; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4076 ngx_quic_connection_t *qc; |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4077 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4078 qs = c->qs; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4079 pc = qs->parent; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4080 qc = pc->quic; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4081 |
8359 | 4082 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
4083 "quic stream id 0x%xi cleanup", qs->id); | |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
4084 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
4085 ngx_rbtree_delete(&qc->streams.tree, &qs->node); |
8348
d42b50d239f4
Fixed memory leak with reordered stream frames.
Vladimir Homutov <vl@nginx.com>
parents:
8346
diff
changeset
|
4086 ngx_quic_free_frames(pc, &qs->fs.frames); |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
4087 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
4088 if (qc->closing) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
4089 /* schedule handler call to continue ngx_quic_close_connection() */ |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
4090 ngx_post_event(pc->read, &ngx_posted_events); |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
4091 return; |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
4092 } |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
4093 |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4094 if ((qs->id & 0x03) == NGX_QUIC_STREAM_UNIDIRECTIONAL) { |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4095 /* do not send fin for client unidirectional streams */ |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4096 return; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4097 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4098 |
8359 | 4099 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
4100 "quic stream id 0x%xi send fin", qs->id); | |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4101 |
8286 | 4102 frame = ngx_quic_alloc_frame(pc, 0); |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4103 if (frame == NULL) { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4104 return; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4105 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4106 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4107 frame->level = ssl_encryption_application; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4108 frame->type = NGX_QUIC_FT_STREAM7; /* OFF=1 LEN=1 FIN=1 */ |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4109 frame->u.stream.off = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4110 frame->u.stream.len = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4111 frame->u.stream.fin = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4112 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4113 frame->u.stream.type = frame->type; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4114 frame->u.stream.stream_id = qs->id; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4115 frame->u.stream.offset = c->sent; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4116 frame->u.stream.length = 0; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4117 frame->u.stream.data = NULL; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4118 |
8359 | 4119 ngx_sprintf(frame->info, "stream 0x%xi fin=1 level=%d", |
4120 qs->id, frame->level); | |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4121 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4122 ngx_quic_queue_frame(qc, frame); |
8293
1ec905f4d851
Push QUIC stream frames in send() and cleanup handler.
Roman Arutyunyan <arut@nginx.com>
parents:
8290
diff
changeset
|
4123 |
1ec905f4d851
Push QUIC stream frames in send() and cleanup handler.
Roman Arutyunyan <arut@nginx.com>
parents:
8290
diff
changeset
|
4124 (void) ngx_quic_output(pc); |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4125 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4126 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4127 |
8225 | 4128 static ngx_chain_t * |
4129 ngx_quic_stream_send_chain(ngx_connection_t *c, ngx_chain_t *in, | |
4130 off_t limit) | |
4131 { | |
4132 size_t len; | |
4133 ssize_t n; | |
4134 ngx_buf_t *b; | |
4135 | |
4136 for ( /* void */; in; in = in->next) { | |
4137 b = in->buf; | |
4138 | |
4139 if (!ngx_buf_in_memory(b)) { | |
4140 continue; | |
4141 } | |
4142 | |
4143 if (ngx_buf_size(b) == 0) { | |
4144 continue; | |
4145 } | |
4146 | |
4147 len = b->last - b->pos; | |
4148 | |
4149 n = ngx_quic_stream_send(c, b->pos, len); | |
4150 | |
4151 if (n == NGX_ERROR) { | |
4152 return NGX_CHAIN_ERROR; | |
4153 } | |
4154 | |
4155 if (n == NGX_AGAIN) { | |
4156 return in; | |
4157 } | |
4158 | |
8350
47dac6e0521a
Fixed QUIC buffer consumption in send_chain().
Roman Arutyunyan <arut@nginx.com>
parents:
8348
diff
changeset
|
4159 b->pos += n; |
47dac6e0521a
Fixed QUIC buffer consumption in send_chain().
Roman Arutyunyan <arut@nginx.com>
parents:
8348
diff
changeset
|
4160 |
8225 | 4161 if (n != (ssize_t) len) { |
4162 return in; | |
4163 } | |
4164 } | |
4165 | |
4166 return NULL; | |
4167 } | |
8286 | 4168 |
4169 | |
4170 static ngx_quic_frame_t * | |
4171 ngx_quic_alloc_frame(ngx_connection_t *c, size_t size) | |
4172 { | |
4173 u_char *p; | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4174 ngx_queue_t *q; |
8286 | 4175 ngx_quic_frame_t *frame; |
4176 ngx_quic_connection_t *qc; | |
4177 | |
4178 if (size) { | |
4179 p = ngx_alloc(size, c->log); | |
4180 if (p == NULL) { | |
4181 return NULL; | |
4182 } | |
4183 | |
4184 } else { | |
4185 p = NULL; | |
4186 } | |
4187 | |
4188 qc = c->quic; | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4189 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4190 if (!ngx_queue_empty(&qc->free_frames)) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4191 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4192 q = ngx_queue_head(&qc->free_frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4193 frame = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4194 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4195 ngx_queue_remove(&frame->queue); |
8286 | 4196 |
8359 | 4197 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
8286 | 4198 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 4199 "quic reuse frame n:%ui", qc->nframes); |
4200 #endif | |
8286 | 4201 |
4202 } else { | |
4203 frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t)); | |
4204 if (frame == NULL) { | |
4205 ngx_free(p); | |
4206 return NULL; | |
4207 } | |
4208 | |
4209 #if (NGX_DEBUG) | |
4210 ++qc->nframes; | |
4211 #endif | |
4212 | |
8359 | 4213 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
8286 | 4214 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 4215 "quic alloc frame n:%ui", qc->nframes); |
4216 #endif | |
8286 | 4217 } |
4218 | |
4219 ngx_memzero(frame, sizeof(ngx_quic_frame_t)); | |
4220 | |
4221 frame->data = p; | |
4222 | |
4223 return frame; | |
4224 } | |
4225 | |
4226 | |
4227 static void | |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4228 ngx_quic_congestion_ack(ngx_connection_t *c, ngx_quic_frame_t *f) |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4229 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4230 ssize_t n; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4231 ngx_msec_t timer; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4232 ngx_quic_congestion_t *cg; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4233 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4234 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4235 qc = c->quic; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4236 cg = &qc->congestion; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4237 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4238 n = ngx_quic_create_frame(NULL, f); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4239 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4240 cg->in_flight -= n; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4241 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4242 timer = f->last - cg->recovery_start; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4243 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4244 if ((ngx_msec_int_t) timer <= 0) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4245 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4246 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4247 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4248 if (cg->window < cg->ssthresh) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4249 cg->window += n; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4250 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4251 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4252 "quic congestion slow start win:%uz, ss:%uz, if:%uz", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4253 cg->window, cg->ssthresh, cg->in_flight); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4254 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4255 } else { |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
4256 cg->window += qc->tp.max_udp_payload_size * n / cg->window; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4257 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4258 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4259 "quic congestion avoidance win:%uz, ss:%uz, if:%uz", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4260 cg->window, cg->ssthresh, cg->in_flight); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4261 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4262 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4263 /* prevent recovery_start from wrapping */ |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4264 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4265 timer = cg->recovery_start - ngx_current_msec + qc->tp.max_idle_timeout * 2; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4266 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4267 if ((ngx_msec_int_t) timer < 0) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4268 cg->recovery_start = ngx_current_msec - qc->tp.max_idle_timeout * 2; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4269 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4270 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4271 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4272 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4273 static void |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4274 ngx_quic_congestion_lost(ngx_connection_t *c, ngx_msec_t sent) |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4275 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4276 ngx_msec_t timer; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4277 ngx_quic_congestion_t *cg; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4278 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4279 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4280 qc = c->quic; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4281 cg = &qc->congestion; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4282 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4283 timer = sent - cg->recovery_start; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4284 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4285 if ((ngx_msec_int_t) timer <= 0) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4286 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4287 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4288 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4289 cg->recovery_start = ngx_current_msec; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4290 cg->window /= 2; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4291 |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
4292 if (cg->window < qc->tp.max_udp_payload_size * 2) { |
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
4293 cg->window = qc->tp.max_udp_payload_size * 2; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4294 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4295 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4296 cg->ssthresh = cg->window; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4297 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4298 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4299 "quic congestion lost win:%uz, ss:%uz, if:%uz", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4300 cg->window, cg->ssthresh, cg->in_flight); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4301 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4302 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4303 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4304 static void |
8286 | 4305 ngx_quic_free_frame(ngx_connection_t *c, ngx_quic_frame_t *frame) |
4306 { | |
4307 ngx_quic_connection_t *qc; | |
4308 | |
4309 qc = c->quic; | |
4310 | |
4311 if (frame->data) { | |
4312 ngx_free(frame->data); | |
8394 | 4313 frame->data = NULL; |
8286 | 4314 } |
4315 | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4316 ngx_queue_insert_head(&qc->free_frames, &frame->queue); |
8286 | 4317 |
8359 | 4318 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
8286 | 4319 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 4320 "quic free frame n:%ui", qc->nframes); |
4321 #endif | |
8286 | 4322 } |