Mercurial > hg > nginx
annotate src/event/ngx_event_quic.c @ 8279:5f223cdad40e quic
Implemented eof in QUIC streams.
author | Roman Arutyunyan <arut@nginx.com> |
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date | Tue, 24 Mar 2020 13:49:42 +0300 |
parents | 146687b1ab43 |
children | b364af7f9f3f |
rev | line source |
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8182
b28ea685a56e
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. |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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4 */ |
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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> | |
8208
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HTTP/QUIC interface reworked.
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9 #include <ngx_event.h> |
8182
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parents:
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10 |
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Moved all QUIC code into ngx_event_quic.c
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11 |
8263
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Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
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12 typedef enum { |
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Connection states code cleanup.
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13 NGX_QUIC_ST_INITIAL, /* connection just created */ |
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14 NGX_QUIC_ST_HANDSHAKE, /* handshake started */ |
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Connection states code cleanup.
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15 NGX_QUIC_ST_APPLICATION /* handshake complete */ |
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16 } ngx_quic_state_t; |
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Connection states code cleanup.
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17 |
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Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
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18 |
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Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
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19 #define NGX_QUIC_STREAM_BUFSIZE 16384 |
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Better flow control and buffering for QUIC streams.
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20 |
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Better flow control and buffering for QUIC streams.
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21 |
8225 | 22 typedef struct { |
23 ngx_rbtree_node_t node; | |
24 ngx_buf_t *b; | |
25 ngx_connection_t *c; | |
26 ngx_quic_stream_t s; | |
27 } ngx_quic_stream_node_t; | |
28 | |
29 | |
30 typedef struct { | |
31 ngx_rbtree_t tree; | |
32 ngx_rbtree_node_t sentinel; | |
33 ngx_connection_handler_pt handler; | |
8229
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Implemented creation of server unidirectional streams.
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34 |
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35 ngx_uint_t id_counter; |
8225 | 36 } ngx_quic_streams_t; |
8182
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Moved all QUIC code into ngx_event_quic.c
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37 |
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Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
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38 |
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Moved all QUIC code into ngx_event_quic.c
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parents:
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39 struct ngx_quic_connection_s { |
8225 | 40 ngx_str_t scid; |
41 ngx_str_t dcid; | |
42 ngx_str_t token; | |
8182
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Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
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43 |
8260
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
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44 ngx_uint_t client_tp_done; |
8247
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Configurable transport parameters.
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45 ngx_quic_tp_t tp; |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
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46 ngx_quic_tp_t ctp; |
8247
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Configurable transport parameters.
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47 |
8263
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Connection states code cleanup.
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48 ngx_quic_state_t state; |
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Connection states code cleanup.
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49 |
8225 | 50 /* current packet numbers for each namespace */ |
51 ngx_uint_t initial_pn; | |
52 ngx_uint_t handshake_pn; | |
53 ngx_uint_t appdata_pn; | |
8184
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
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54 |
8225 | 55 ngx_quic_secrets_t secrets; |
56 ngx_ssl_t *ssl; | |
57 ngx_quic_frame_t *frames; | |
8208
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HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
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58 |
8225 | 59 ngx_quic_streams_t streams; |
8237
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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60 ngx_uint_t max_data; |
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
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61 ngx_uint_t send_timer_set; |
8e54a17dabee
Respect QUIC max_idle_timeout.
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62 /* unsigned send_timer_set:1 */ |
8259
9e9eab876964
Fixed CRYPTO offset generation.
Sergey Kandaurov <pluknet@nginx.com>
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63 |
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Fixed CRYPTO offset generation.
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64 #define SSL_ECRYPTION_LAST ((ssl_encryption_application) + 1) |
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Fixed CRYPTO offset generation.
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65 uint64_t crypto_offset[SSL_ECRYPTION_LAST]; |
8225 | 66 }; |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
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67 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
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68 |
8204
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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69 #if BORINGSSL_API_VERSION >= 10 |
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70 static int ngx_quic_set_read_secret(ngx_ssl_conn_t *ssl_conn, |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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71 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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parents:
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72 const uint8_t *secret, size_t secret_len); |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
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73 static int ngx_quic_set_write_secret(ngx_ssl_conn_t *ssl_conn, |
9e0c30e1f7fb
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Sergey Kandaurov <pluknet@nginx.com>
parents:
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74 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
9e0c30e1f7fb
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Sergey Kandaurov <pluknet@nginx.com>
parents:
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|
75 const uint8_t *secret, size_t secret_len); |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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76 #else |
8182
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parents:
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77 static int ngx_quic_set_encryption_secrets(ngx_ssl_conn_t *ssl_conn, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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changeset
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78 enum ssl_encryption_level_t level, const uint8_t *read_secret, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
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|
79 const uint8_t *write_secret, size_t secret_len); |
8204
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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diff
changeset
|
80 #endif |
8225 | 81 |
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Moved all QUIC code into ngx_event_quic.c
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82 static int ngx_quic_add_handshake_data(ngx_ssl_conn_t *ssl_conn, |
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Moved all QUIC code into ngx_event_quic.c
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parents:
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changeset
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83 enum ssl_encryption_level_t level, const uint8_t *data, size_t len); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
8180
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changeset
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84 static int ngx_quic_flush_flight(ngx_ssl_conn_t *ssl_conn); |
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Moved all QUIC code into ngx_event_quic.c
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85 static int ngx_quic_send_alert(ngx_ssl_conn_t *ssl_conn, |
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parents:
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86 enum ssl_encryption_level_t level, uint8_t alert); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
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87 |
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Moved all QUIC code into ngx_event_quic.c
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88 |
8225 | 89 static ngx_int_t ngx_quic_new_connection(ngx_connection_t *c, ngx_ssl_t *ssl, |
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90 ngx_quic_tp_t *tp, ngx_quic_header_t *pkt); |
8225 | 91 static ngx_int_t ngx_quic_init_connection(ngx_connection_t *c); |
8263
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Connection states code cleanup.
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92 static void ngx_quic_input_handler(ngx_event_t *rev); |
8225 | 93 static void ngx_quic_close_connection(ngx_connection_t *c); |
94 | |
95 static ngx_int_t ngx_quic_input(ngx_connection_t *c, ngx_buf_t *b); | |
96 static ngx_int_t ngx_quic_initial_input(ngx_connection_t *c, | |
97 ngx_quic_header_t *pkt); | |
98 static ngx_int_t ngx_quic_handshake_input(ngx_connection_t *c, | |
99 ngx_quic_header_t *pkt); | |
100 static ngx_int_t ngx_quic_app_input(ngx_connection_t *c, | |
101 ngx_quic_header_t *pkt); | |
102 static ngx_int_t ngx_quic_payload_handler(ngx_connection_t *c, | |
103 ngx_quic_header_t *pkt); | |
104 | |
105 static ngx_int_t ngx_quic_handle_ack_frame(ngx_connection_t *c, | |
106 ngx_quic_header_t *pkt, ngx_quic_ack_frame_t *f); | |
107 static ngx_int_t ngx_quic_handle_crypto_frame(ngx_connection_t *c, | |
108 ngx_quic_header_t *pkt, ngx_quic_crypto_frame_t *frame); | |
109 static ngx_int_t ngx_quic_handle_stream_frame(ngx_connection_t *c, | |
110 ngx_quic_header_t *pkt, ngx_quic_stream_frame_t *frame); | |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
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111 static ngx_int_t ngx_quic_handle_streams_blocked_frame(ngx_connection_t *c, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
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112 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>
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113 static ngx_int_t ngx_quic_handle_stream_data_blocked_frame(ngx_connection_t *c, |
f92e583fc256
Better flow control and buffering for QUIC streams.
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114 ngx_quic_header_t *pkt, ngx_quic_stream_data_blocked_frame_t *f); |
8225 | 115 |
116 static void ngx_quic_queue_frame(ngx_quic_connection_t *qc, | |
117 ngx_quic_frame_t *frame); | |
118 | |
119 static ngx_int_t ngx_quic_output(ngx_connection_t *c); | |
120 ngx_int_t ngx_quic_frames_send(ngx_connection_t *c, ngx_quic_frame_t *start, | |
121 ngx_quic_frame_t *end, size_t total); | |
122 static ngx_int_t ngx_quic_send_packet(ngx_connection_t *c, | |
123 ngx_quic_connection_t *qc, enum ssl_encryption_level_t level, | |
124 ngx_str_t *payload); | |
125 | |
126 | |
127 static void ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp, | |
128 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); | |
129 static ngx_quic_stream_node_t *ngx_quic_find_stream(ngx_rbtree_t *rbtree, | |
130 ngx_uint_t key); | |
8229
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Implemented creation of server unidirectional streams.
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131 static ngx_quic_stream_node_t *ngx_quic_create_stream(ngx_connection_t *c, |
cfc429911c0d
Implemented creation of server unidirectional streams.
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132 ngx_uint_t id); |
8211
6bc18966b8c1
Stream "connection" read/write methods.
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133 static ssize_t ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf, |
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
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134 size_t size); |
6bc18966b8c1
Stream "connection" read/write methods.
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135 static ssize_t ngx_quic_stream_send(ngx_connection_t *c, u_char *buf, |
6bc18966b8c1
Stream "connection" read/write methods.
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parents:
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136 size_t size); |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
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137 static void ngx_quic_stream_cleanup_handler(void *data); |
8211
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Stream "connection" read/write methods.
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parents:
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138 static ngx_chain_t *ngx_quic_stream_send_chain(ngx_connection_t *c, |
6bc18966b8c1
Stream "connection" read/write methods.
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139 ngx_chain_t *in, off_t limit); |
6bc18966b8c1
Stream "connection" read/write methods.
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140 |
8225 | 141 |
8182
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Moved all QUIC code into ngx_event_quic.c
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142 static SSL_QUIC_METHOD quic_method = { |
8204
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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parents:
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143 #if BORINGSSL_API_VERSION >= 10 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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parents:
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144 ngx_quic_set_read_secret, |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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145 ngx_quic_set_write_secret, |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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146 #else |
8182
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147 ngx_quic_set_encryption_secrets, |
8204
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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148 #endif |
8182
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parents:
8180
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149 ngx_quic_add_handshake_data, |
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Moved all QUIC code into ngx_event_quic.c
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150 ngx_quic_flush_flight, |
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151 ngx_quic_send_alert, |
b28ea685a56e
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152 }; |
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153 |
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154 |
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155 #if BORINGSSL_API_VERSION >= 10 |
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156 |
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157 static int |
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158 ngx_quic_set_read_secret(ngx_ssl_conn_t *ssl_conn, |
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159 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
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|
160 const uint8_t *rsecret, size_t secret_len) |
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161 { |
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162 ngx_connection_t *c; |
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163 |
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164 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
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165 |
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166 ngx_quic_hexdump(c->log, "level:%d read secret", |
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167 rsecret, secret_len, level); |
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168 |
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169 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
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170 rsecret, secret_len, |
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|
171 &c->quic->secrets.client); |
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172 } |
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173 |
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174 |
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|
175 static int |
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176 ngx_quic_set_write_secret(ngx_ssl_conn_t *ssl_conn, |
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|
177 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
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178 const uint8_t *wsecret, size_t secret_len) |
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179 { |
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180 ngx_connection_t *c; |
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181 |
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182 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
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183 |
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184 ngx_quic_hexdump(c->log, "level:%d write secret", |
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185 wsecret, secret_len, level); |
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186 |
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187 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
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188 wsecret, secret_len, |
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|
189 &c->quic->secrets.server); |
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190 } |
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191 |
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|
192 #else |
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193 |
8182
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|
194 static int |
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|
195 ngx_quic_set_encryption_secrets(ngx_ssl_conn_t *ssl_conn, |
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196 enum ssl_encryption_level_t level, const uint8_t *rsecret, |
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|
197 const uint8_t *wsecret, size_t secret_len) |
8182
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198 { |
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|
199 ngx_int_t rc; |
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|
200 ngx_connection_t *c; |
8182
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Moved all QUIC code into ngx_event_quic.c
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201 |
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Moved all QUIC code into ngx_event_quic.c
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|
202 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
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Moved all QUIC code into ngx_event_quic.c
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|
203 |
8222
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Fixed a typo with OpenSSL.
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diff
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|
204 ngx_quic_hexdump(c->log, "level:%d read", rsecret, secret_len, level); |
8221
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|
205 ngx_quic_hexdump(c->log, "level:%d write", wsecret, secret_len, level); |
8182
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Moved all QUIC code into ngx_event_quic.c
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|
206 |
8221
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diff
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|
207 rc = ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
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diff
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|
208 rsecret, secret_len, |
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diff
changeset
|
209 &c->quic->secrets.client); |
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diff
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|
210 if (rc != 1) { |
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diff
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|
211 return rc; |
8182
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Moved all QUIC code into ngx_event_quic.c
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diff
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|
212 } |
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Moved all QUIC code into ngx_event_quic.c
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|
213 |
8221
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diff
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|
214 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
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diff
changeset
|
215 wsecret, secret_len, |
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diff
changeset
|
216 &c->quic->secrets.server); |
8182
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Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
217 } |
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Moved all QUIC code into ngx_event_quic.c
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diff
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|
218 |
8204
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diff
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|
219 #endif |
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|
220 |
8182
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Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
221 |
8184
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Split frame and packet generation into separate steps.
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8183
diff
changeset
|
222 static int |
ec1f84996990
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8183
diff
changeset
|
223 ngx_quic_add_handshake_data(ngx_ssl_conn_t *ssl_conn, |
ec1f84996990
Split frame and packet generation into separate steps.
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8183
diff
changeset
|
224 enum ssl_encryption_level_t level, const uint8_t *data, size_t len) |
ec1f84996990
Split frame and packet generation into separate steps.
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diff
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|
225 { |
8260
f388c0ad3477
Added processing of client transport parameters.
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diff
changeset
|
226 u_char *p, *end; |
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Added processing of client transport parameters.
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diff
changeset
|
227 size_t client_params_len; |
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Added processing of client transport parameters.
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diff
changeset
|
228 const uint8_t *client_params; |
8225 | 229 ngx_quic_frame_t *frame; |
230 ngx_connection_t *c; | |
231 ngx_quic_connection_t *qc; | |
8184
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Split frame and packet generation into separate steps.
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diff
changeset
|
232 |
ec1f84996990
Split frame and packet generation into separate steps.
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diff
changeset
|
233 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
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Split frame and packet generation into separate steps.
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diff
changeset
|
234 qc = c->quic; |
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Split frame and packet generation into separate steps.
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diff
changeset
|
235 |
8186
0a2683df5f11
Implemented improved version of quic_output().
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8185
diff
changeset
|
236 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
0a2683df5f11
Implemented improved version of quic_output().
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8185
diff
changeset
|
237 "ngx_quic_add_handshake_data"); |
8184
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diff
changeset
|
238 |
8260
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diff
changeset
|
239 /* XXX: obtain client parameters after the handshake? */ |
f388c0ad3477
Added processing of client transport parameters.
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diff
changeset
|
240 if (!qc->client_tp_done) { |
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Added processing of client transport parameters.
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diff
changeset
|
241 |
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Added processing of client transport parameters.
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diff
changeset
|
242 SSL_get_peer_quic_transport_params(ssl_conn, &client_params, |
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diff
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|
243 &client_params_len); |
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Added processing of client transport parameters.
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diff
changeset
|
244 |
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diff
changeset
|
245 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
f388c0ad3477
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diff
changeset
|
246 "SSL_get_peer_quic_transport_params(): params_len %ui", |
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diff
changeset
|
247 client_params_len); |
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diff
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|
248 |
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diff
changeset
|
249 if (client_params_len != 0) { |
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diff
changeset
|
250 p = (u_char *) client_params; |
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diff
changeset
|
251 end = p + client_params_len; |
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Added processing of client transport parameters.
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diff
changeset
|
252 |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
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8263
diff
changeset
|
253 if (ngx_quic_parse_transport_params(p, end, &qc->ctp, c->log) |
d45325e90221
Limit output QUIC packets with client max_packet_size.
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8263
diff
changeset
|
254 != NGX_OK) |
8260
f388c0ad3477
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diff
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|
255 { |
f388c0ad3477
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diff
changeset
|
256 return NGX_ERROR; |
f388c0ad3477
Added processing of client transport parameters.
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8259
diff
changeset
|
257 } |
f388c0ad3477
Added processing of client transport parameters.
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diff
changeset
|
258 |
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
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8270
diff
changeset
|
259 if (qc->ctp.max_idle_timeout > 0 |
8e54a17dabee
Respect QUIC max_idle_timeout.
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8270
diff
changeset
|
260 && qc->ctp.max_idle_timeout < qc->tp.max_idle_timeout) |
8e54a17dabee
Respect QUIC max_idle_timeout.
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8270
diff
changeset
|
261 { |
8e54a17dabee
Respect QUIC max_idle_timeout.
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8270
diff
changeset
|
262 qc->tp.max_idle_timeout = qc->ctp.max_idle_timeout; |
8e54a17dabee
Respect QUIC max_idle_timeout.
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8270
diff
changeset
|
263 } |
8e54a17dabee
Respect QUIC max_idle_timeout.
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8270
diff
changeset
|
264 |
8260
f388c0ad3477
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diff
changeset
|
265 qc->client_tp_done = 1; |
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diff
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|
266 } |
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Added processing of client transport parameters.
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diff
changeset
|
267 } |
f388c0ad3477
Added processing of client transport parameters.
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diff
changeset
|
268 |
8186
0a2683df5f11
Implemented improved version of quic_output().
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8185
diff
changeset
|
269 frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t)); |
0a2683df5f11
Implemented improved version of quic_output().
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diff
changeset
|
270 if (frame == NULL) { |
0a2683df5f11
Implemented improved version of quic_output().
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diff
changeset
|
271 return 0; |
0a2683df5f11
Implemented improved version of quic_output().
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parents:
8185
diff
changeset
|
272 } |
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273 |
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|
274 p = ngx_pnalloc(c->pool, len); |
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|
275 if (p == NULL) { |
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|
276 return 0; |
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|
277 } |
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|
278 |
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|
279 ngx_memcpy(p, data, len); |
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|
280 |
8186
0a2683df5f11
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|
281 frame->level = level; |
0a2683df5f11
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|
282 frame->type = NGX_QUIC_FT_CRYPTO; |
8259
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Fixed CRYPTO offset generation.
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diff
changeset
|
283 frame->u.crypto.offset += qc->crypto_offset[level]; |
8186
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Implemented improved version of quic_output().
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|
284 frame->u.crypto.len = len; |
0a2683df5f11
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diff
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|
285 frame->u.crypto.data = p; |
0a2683df5f11
Implemented improved version of quic_output().
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diff
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|
286 |
8259
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8258
diff
changeset
|
287 qc->crypto_offset[level] += len; |
9e9eab876964
Fixed CRYPTO offset generation.
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diff
changeset
|
288 |
8186
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Implemented improved version of quic_output().
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diff
changeset
|
289 ngx_sprintf(frame->info, "crypto, generated by SSL len=%ui level=%d", len, level); |
0a2683df5f11
Implemented improved version of quic_output().
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diff
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|
290 |
0a2683df5f11
Implemented improved version of quic_output().
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diff
changeset
|
291 ngx_quic_queue_frame(qc, frame); |
8184
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|
292 |
8182
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Moved all QUIC code into ngx_event_quic.c
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diff
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|
293 return 1; |
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diff
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|
294 } |
b28ea685a56e
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|
295 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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|
296 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
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|
297 static int |
b28ea685a56e
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diff
changeset
|
298 ngx_quic_flush_flight(ngx_ssl_conn_t *ssl_conn) |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
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|
299 { |
b28ea685a56e
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diff
changeset
|
300 ngx_connection_t *c; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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|
301 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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|
302 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
|
303 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
304 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "ngx_quic_flush_flight()"); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
305 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
306 return 1; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
307 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
308 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
309 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
310 static int |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
311 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
|
312 uint8_t alert) |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
313 { |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
314 ngx_connection_t *c; |
8235
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
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8234
diff
changeset
|
315 ngx_quic_frame_t *frame; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
316 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
317 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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diff
changeset
|
318 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
8180
diff
changeset
|
319 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
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diff
changeset
|
320 "ngx_quic_send_alert(), lvl=%d, alert=%d", |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
321 (int) level, (int) alert); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
8180
diff
changeset
|
322 |
8235
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
323 frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t)); |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
324 if (frame == NULL) { |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
325 return 0; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
326 } |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
327 |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
328 frame->level = level; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
329 frame->type = NGX_QUIC_FT_CONNECTION_CLOSE; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
330 frame->u.close.error_code = 0x100 + alert; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
331 |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
332 ngx_quic_queue_frame(c->quic, frame); |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
333 |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
334 if (ngx_quic_output(c) != NGX_OK) { |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
335 return 0; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
336 } |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
337 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
338 return 1; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
339 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
340 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
341 |
8225 | 342 void |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
343 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
|
344 ngx_connection_handler_pt handler) |
8225 | 345 { |
346 ngx_buf_t *b; | |
347 ngx_quic_header_t pkt; | |
348 | |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
349 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic run"); |
8225 | 350 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
351 c->log->action = "QUIC initialization"; |
8225 | 352 |
353 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); | |
354 | |
355 b = c->buffer; | |
356 | |
357 pkt.log = c->log; | |
358 pkt.raw = b; | |
359 pkt.data = b->start; | |
360 pkt.len = b->last - b->start; | |
361 | |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
362 if (ngx_quic_new_connection(c, ssl, tp, &pkt) != NGX_OK) { |
8225 | 363 ngx_quic_close_connection(c); |
364 return; | |
365 } | |
366 | |
367 // we don't need stream handler for initial packet processing | |
368 c->quic->streams.handler = handler; | |
369 | |
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
370 ngx_add_timer(c->read, c->quic->tp.max_idle_timeout); |
8225 | 371 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
372 c->read->handler = ngx_quic_input_handler; |
8225 | 373 |
374 return; | |
375 } | |
376 | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
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8198
diff
changeset
|
377 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
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8198
diff
changeset
|
378 static ngx_int_t |
8247
e9891e8ee975
Configurable transport parameters.
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parents:
8246
diff
changeset
|
379 ngx_quic_new_connection(ngx_connection_t *c, ngx_ssl_t *ssl, ngx_quic_tp_t *tp, |
8225 | 380 ngx_quic_header_t *pkt) |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
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8198
diff
changeset
|
381 { |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
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8263
diff
changeset
|
382 ngx_quic_tp_t *ctp; |
8225 | 383 ngx_quic_connection_t *qc; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
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8198
diff
changeset
|
384 |
8225 | 385 if (ngx_buf_size(pkt->raw) < 1200) { |
386 ngx_log_error(NGX_LOG_INFO, c->log, 0, "too small UDP datagram"); | |
387 return NGX_ERROR; | |
388 } | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
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8198
diff
changeset
|
389 |
8225 | 390 if (ngx_quic_parse_long_header(pkt) != NGX_OK) { |
8199
1297dc83a6b9
Generic payload handler for quic packets.
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8198
diff
changeset
|
391 return NGX_ERROR; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
392 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
393 |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
394 if (!ngx_quic_pkt_in(pkt->flags)) { |
8225 | 395 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
396 "invalid initial packet: 0x%xi", pkt->flags); | |
397 return NGX_ERROR; | |
398 } | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
399 |
8225 | 400 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) { |
401 return NGX_ERROR; | |
402 } | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
403 |
8275 | 404 c->log->action = "creating new quic connection"; |
405 | |
8225 | 406 qc = ngx_pcalloc(c->pool, sizeof(ngx_quic_connection_t)); |
407 if (qc == NULL) { | |
408 return NGX_ERROR; | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
409 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
410 |
8263
1295b293d09a
Connection states code cleanup.
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parents:
8260
diff
changeset
|
411 qc->state = NGX_QUIC_ST_INITIAL; |
1295b293d09a
Connection states code cleanup.
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parents:
8260
diff
changeset
|
412 |
8225 | 413 ngx_rbtree_init(&qc->streams.tree, &qc->streams.sentinel, |
414 ngx_quic_rbtree_insert_stream); | |
415 | |
416 c->quic = qc; | |
417 qc->ssl = ssl; | |
8247
e9891e8ee975
Configurable transport parameters.
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8246
diff
changeset
|
418 qc->tp = *tp; |
8225 | 419 |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
420 ctp = &qc->ctp; |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
421 ctp->max_packet_size = NGX_QUIC_DEFAULT_MAX_PACKET_SIZE; |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
422 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
|
423 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
|
424 |
8225 | 425 qc->dcid.len = pkt->dcid.len; |
426 qc->dcid.data = ngx_pnalloc(c->pool, pkt->dcid.len); | |
427 if (qc->dcid.data == NULL) { | |
428 return NGX_ERROR; | |
429 } | |
430 ngx_memcpy(qc->dcid.data, pkt->dcid.data, qc->dcid.len); | |
431 | |
432 qc->scid.len = pkt->scid.len; | |
433 qc->scid.data = ngx_pnalloc(c->pool, qc->scid.len); | |
434 if (qc->scid.data == NULL) { | |
435 return NGX_ERROR; | |
436 } | |
437 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
|
438 |
8225 | 439 qc->token.len = pkt->token.len; |
440 qc->token.data = ngx_pnalloc(c->pool, qc->token.len); | |
441 if (qc->token.data == NULL) { | |
442 return NGX_ERROR; | |
443 } | |
444 ngx_memcpy(qc->token.data, pkt->token.data, qc->token.len); | |
445 | |
446 | |
447 if (ngx_quic_set_initial_secret(c->pool, &qc->secrets, &qc->dcid) | |
448 != NGX_OK) | |
449 { | |
450 return NGX_ERROR; | |
451 } | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
452 |
8225 | 453 pkt->secret = &qc->secrets.client.in; |
454 pkt->level = ssl_encryption_initial; | |
455 | |
456 if (ngx_quic_decrypt(c->pool, NULL, pkt) != NGX_OK) { | |
457 return NGX_ERROR; | |
458 } | |
459 | |
460 if (ngx_quic_init_connection(c) != NGX_OK) { | |
461 return NGX_ERROR; | |
462 } | |
463 | |
464 return ngx_quic_payload_handler(c, pkt); | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
465 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
466 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
467 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
468 static ngx_int_t |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
469 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
|
470 { |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
471 int n, sslerr; |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
472 u_char *p; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
473 ssize_t len; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
474 ngx_ssl_conn_t *ssl_conn; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
475 ngx_quic_connection_t *qc; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
476 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
477 qc = c->quic; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
478 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
479 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
|
480 return NGX_ERROR; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
481 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
482 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
483 ssl_conn = c->ssl->connection; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
484 |
8232
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
485 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
|
486 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
487 "SSL_set_quic_method() failed"); |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
488 return NGX_ERROR; |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
489 } |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
490 |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
491 len = ngx_quic_create_transport_params(NULL, NULL, &qc->tp); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
492 /* always succeeds */ |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
493 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
494 p = ngx_pnalloc(c->pool, len); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
495 if (p == NULL) { |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
496 return NGX_ERROR; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
497 } |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
498 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
499 len = ngx_quic_create_transport_params(p, p + len, &qc->tp); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
500 if (len < 0) { |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
501 return NGX_ERROR; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
502 } |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
503 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
504 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
|
505 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
506 "SSL_set_quic_transport_params() failed"); |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
507 return NGX_ERROR; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
508 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
509 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
510 qc->state = NGX_QUIC_ST_HANDSHAKE; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
511 |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
512 n = SSL_do_handshake(ssl_conn); |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
513 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
514 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_do_handshake: %d", n); |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
515 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
516 if (n == -1) { |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
517 sslerr = SSL_get_error(ssl_conn, n); |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
518 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
519 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
520 sslerr); |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
521 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
522 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
523 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
524 "SSL_quic_read_level: %d, SSL_quic_write_level: %d", |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
525 (int) SSL_quic_read_level(ssl_conn), |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
526 (int) SSL_quic_write_level(ssl_conn)); |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
527 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
528 return NGX_OK; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
529 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
530 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
531 |
8225 | 532 static void |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
533 ngx_quic_input_handler(ngx_event_t *rev) |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
534 { |
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
535 ssize_t n; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
536 ngx_buf_t b; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
537 ngx_connection_t *c; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
538 ngx_quic_connection_t *qc; |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
539 |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
540 static u_char buf[65535]; |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
541 |
8225 | 542 b.start = buf; |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
543 b.end = buf + sizeof(buf); |
8225 | 544 b.pos = b.last = b.start; |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
545 |
8225 | 546 c = rev->data; |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
547 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
548 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
|
549 |
8225 | 550 if (rev->timedout) { |
551 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); | |
552 ngx_quic_close_connection(c); | |
553 return; | |
8212
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
8211
diff
changeset
|
554 } |
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
8211
diff
changeset
|
555 |
8225 | 556 if (c->close) { |
557 ngx_quic_close_connection(c); | |
558 return; | |
559 } | |
8220
7ada2feeac18
Added processing of CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8218
diff
changeset
|
560 |
8225 | 561 n = c->recv(c, b.start, b.end - b.start); |
8215 | 562 |
8225 | 563 if (n == NGX_AGAIN) { |
564 return; | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
565 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
566 |
8225 | 567 if (n == NGX_ERROR) { |
568 c->read->eof = 1; | |
569 ngx_quic_close_connection(c); | |
570 return; | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
571 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
572 |
8225 | 573 b.last += n; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
574 |
8225 | 575 if (ngx_quic_input(c, &b) != NGX_OK) { |
576 ngx_quic_close_connection(c); | |
577 return; | |
578 } | |
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
579 |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
580 qc = c->quic; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
581 |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
582 qc->send_timer_set = 0; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
583 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
|
584 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
585 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
586 |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
587 static void |
8225 | 588 ngx_quic_close_connection(ngx_connection_t *c) |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
589 { |
8225 | 590 ngx_pool_t *pool; |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
591 |
8225 | 592 /* XXX wait for all streams to close */ |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
593 |
8225 | 594 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
595 "close quic connection: %d", c->fd); | |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
596 |
8225 | 597 if (c->ssl) { |
598 (void) ngx_ssl_shutdown(c); | |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
599 } |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
600 |
8225 | 601 #if (NGX_STAT_STUB) |
602 (void) ngx_atomic_fetch_add(ngx_stat_active, -1); | |
603 #endif | |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
604 |
8225 | 605 c->destroyed = 1; |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
606 |
8225 | 607 pool = c->pool; |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
608 |
8225 | 609 ngx_close_connection(c); |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
610 |
8225 | 611 ngx_destroy_pool(pool); |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
612 } |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
613 |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
614 |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
615 static ngx_int_t |
8225 | 616 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
|
617 { |
8225 | 618 u_char *p; |
619 ngx_int_t rc; | |
620 ngx_quic_header_t pkt; | |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
621 |
8225 | 622 p = b->start; |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
623 |
8225 | 624 do { |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
625 c->log->action = "processing quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
626 |
8225 | 627 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
628 pkt.raw = b; | |
629 pkt.data = p; | |
630 pkt.len = b->last - p; | |
631 pkt.log = c->log; | |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
632 pkt.flags = p[0]; |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
633 |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
634 if (pkt.flags == 0) { |
8225 | 635 /* XXX: no idea WTF is this, just ignore */ |
636 ngx_log_error(NGX_LOG_ALERT, c->log, 0, "FIREFOX: ZEROES"); | |
637 break; | |
638 } | |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
639 |
8225 | 640 // TODO: check current state |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
641 if (ngx_quic_long_pkt(pkt.flags)) { |
8225 | 642 |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
643 if (ngx_quic_pkt_in(pkt.flags)) { |
8225 | 644 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
|
645 |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
646 } else if (ngx_quic_pkt_hs(pkt.flags)) { |
8225 | 647 rc = ngx_quic_handshake_input(c, &pkt); |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
648 |
8225 | 649 } else { |
650 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
651 "BUG: unknown quic state"); | |
652 return NGX_ERROR; | |
653 } | |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
654 |
8225 | 655 } else { |
656 rc = ngx_quic_app_input(c, &pkt); | |
657 } | |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
658 |
8267
a8349cc72c64
Avoid using QUIC connection after CONNECTION_CLOSE.
Roman Arutyunyan <arut@nginx.com>
parents:
8266
diff
changeset
|
659 if (rc != NGX_OK) { |
a8349cc72c64
Avoid using QUIC connection after CONNECTION_CLOSE.
Roman Arutyunyan <arut@nginx.com>
parents:
8266
diff
changeset
|
660 return rc; |
8225 | 661 } |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
662 |
8225 | 663 /* b->pos is at header end, adjust by actual packet length */ |
664 p = b->pos + pkt.len; | |
665 b->pos = p; /* reset b->pos to the next packet start */ | |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
666 |
8225 | 667 } while (p < b->last); |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
668 |
8225 | 669 return NGX_OK; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
670 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
671 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
672 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
673 static ngx_int_t |
8223 | 674 ngx_quic_initial_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
675 { | |
676 ngx_ssl_conn_t *ssl_conn; | |
677 ngx_quic_connection_t *qc; | |
678 | |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
679 c->log->action = "processing initial quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
680 |
8223 | 681 qc = c->quic; |
682 ssl_conn = c->ssl->connection; | |
683 | |
8224
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
8223
diff
changeset
|
684 if (ngx_quic_parse_long_header(pkt) != NGX_OK) { |
8223 | 685 return NGX_ERROR; |
686 } | |
687 | |
8224
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
8223
diff
changeset
|
688 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) { |
8223 | 689 return NGX_ERROR; |
690 } | |
691 | |
692 pkt->secret = &qc->secrets.client.in; | |
693 pkt->level = ssl_encryption_initial; | |
694 | |
695 if (ngx_quic_decrypt(c->pool, ssl_conn, pkt) != NGX_OK) { | |
696 return NGX_ERROR; | |
697 } | |
698 | |
699 return ngx_quic_payload_handler(c, pkt); | |
700 } | |
701 | |
702 | |
703 static ngx_int_t | |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
704 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
|
705 { |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
706 ngx_quic_connection_t *qc; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
707 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
708 c->log->action = "processing handshake quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
709 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
710 qc = c->quic; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
711 |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
712 /* extract cleartext data into pkt */ |
8224
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
8223
diff
changeset
|
713 if (ngx_quic_parse_long_header(pkt) != NGX_OK) { |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
714 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
715 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
716 |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
717 if (pkt->dcid.len != qc->dcid.len) { |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
718 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unexpected quic dcidl"); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
719 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
720 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
721 |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
722 if (ngx_memcmp(pkt->dcid.data, qc->dcid.data, qc->dcid.len) != 0) { |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
723 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unexpected quic dcid"); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
724 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
725 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
726 |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
727 if (pkt->scid.len != qc->scid.len) { |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
728 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unexpected quic scidl"); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
729 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
730 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
731 |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
732 if (ngx_memcmp(pkt->scid.data, qc->scid.data, qc->scid.len) != 0) { |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
733 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unexpected quic scid"); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
734 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
735 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
736 |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
737 if (!ngx_quic_pkt_hs(pkt->flags)) { |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
738 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
739 "invalid packet type: 0x%xi", pkt->flags); |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
740 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
741 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
742 |
8224
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
8223
diff
changeset
|
743 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
|
744 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
745 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
746 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
747 pkt->secret = &qc->secrets.client.hs; |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
748 pkt->level = ssl_encryption_handshake; |
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
749 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
750 if (ngx_quic_decrypt(c->pool, c->ssl->connection, pkt) != NGX_OK) { |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
751 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
752 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
753 |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
754 return ngx_quic_payload_handler(c, pkt); |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
755 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
756 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
757 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
758 static ngx_int_t |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
759 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
|
760 { |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
761 ngx_quic_connection_t *qc; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
762 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
763 c->log->action = "processing application data quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
764 |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
765 qc = c->quic; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
766 |
8223 | 767 if (qc->secrets.client.ad.key.len == 0) { |
768 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
769 "no read keys yet, packet ignored"); | |
770 return NGX_DECLINED; | |
771 } | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
772 |
8224
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
8223
diff
changeset
|
773 if (ngx_quic_parse_short_header(pkt, &qc->dcid) != NGX_OK) { |
8185
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8184
diff
changeset
|
774 return NGX_ERROR; |
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8184
diff
changeset
|
775 } |
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8184
diff
changeset
|
776 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
777 pkt->secret = &qc->secrets.client.ad; |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
778 pkt->level = ssl_encryption_application; |
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
779 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
780 if (ngx_quic_decrypt(c->pool, c->ssl->connection, pkt) != NGX_OK) { |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
781 return NGX_ERROR; |
8185
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8184
diff
changeset
|
782 } |
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8184
diff
changeset
|
783 |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
784 return ngx_quic_payload_handler(c, pkt); |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
785 } |
8171 | 786 |
787 | |
8225 | 788 static ngx_int_t |
789 ngx_quic_payload_handler(ngx_connection_t *c, ngx_quic_header_t *pkt) | |
790 { | |
791 u_char *end, *p; | |
792 ssize_t len; | |
793 ngx_uint_t ack_this, do_close; | |
794 ngx_quic_frame_t frame, *ack_frame; | |
795 ngx_quic_connection_t *qc; | |
796 | |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
797 |
8225 | 798 qc = c->quic; |
799 | |
800 p = pkt->payload.data; | |
801 end = p + pkt->payload.len; | |
802 | |
803 ack_this = 0; | |
804 do_close = 0; | |
805 | |
806 while (p < end) { | |
807 | |
8275 | 808 c->log->action = "parsing frames"; |
809 | |
8240
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
8239
diff
changeset
|
810 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
|
811 |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
812 if (len == NGX_DECLINED) { |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
813 /* TODO: handle protocol violation: |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
814 * such frame not allowed in this packet |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
815 */ |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
816 return NGX_ERROR; |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
817 } |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
818 |
8225 | 819 if (len < 0) { |
820 return NGX_ERROR; | |
821 } | |
822 | |
8275 | 823 c->log->action = "handling frames"; |
824 | |
8225 | 825 p += len; |
826 | |
827 switch (frame.type) { | |
828 | |
829 case NGX_QUIC_FT_ACK: | |
830 if (ngx_quic_handle_ack_frame(c, pkt, &frame.u.ack) != NGX_OK) { | |
831 return NGX_ERROR; | |
832 } | |
833 | |
834 break; | |
835 | |
836 case NGX_QUIC_FT_CRYPTO: | |
837 | |
838 if (ngx_quic_handle_crypto_frame(c, pkt, &frame.u.crypto) | |
839 != NGX_OK) | |
840 { | |
841 return NGX_ERROR; | |
842 } | |
843 | |
844 ack_this = 1; | |
845 break; | |
846 | |
847 case NGX_QUIC_FT_PADDING: | |
848 break; | |
849 | |
850 case NGX_QUIC_FT_PING: | |
851 ack_this = 1; | |
852 break; | |
853 | |
854 case NGX_QUIC_FT_NEW_CONNECTION_ID: | |
855 ack_this = 1; | |
856 break; | |
857 | |
858 case NGX_QUIC_FT_CONNECTION_CLOSE: | |
8258
80d7144b1c38
Closing connection on NGX_QUIC_FT_CONNECTION_CLOSE.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8252
diff
changeset
|
859 case NGX_QUIC_FT_CONNECTION_CLOSE2: |
8225 | 860 |
861 do_close = 1; | |
862 break; | |
863 | |
864 case NGX_QUIC_FT_STREAM0: | |
865 case NGX_QUIC_FT_STREAM1: | |
866 case NGX_QUIC_FT_STREAM2: | |
867 case NGX_QUIC_FT_STREAM3: | |
868 case NGX_QUIC_FT_STREAM4: | |
869 case NGX_QUIC_FT_STREAM5: | |
870 case NGX_QUIC_FT_STREAM6: | |
871 case NGX_QUIC_FT_STREAM7: | |
872 | |
873 if (ngx_quic_handle_stream_frame(c, pkt, &frame.u.stream) | |
874 != NGX_OK) | |
875 { | |
876 return NGX_ERROR; | |
877 } | |
878 | |
879 ack_this = 1; | |
880 break; | |
881 | |
8237
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
882 case NGX_QUIC_FT_MAX_DATA: |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
883 c->quic->max_data = frame.u.max_data.max_data; |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
884 ack_this = 1; |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
885 break; |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
886 |
8231
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
8229
diff
changeset
|
887 case NGX_QUIC_FT_RESET_STREAM: |
8240
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
8239
diff
changeset
|
888 /* TODO: handle */ |
8231
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
8229
diff
changeset
|
889 break; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
8229
diff
changeset
|
890 |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
8229
diff
changeset
|
891 case NGX_QUIC_FT_STOP_SENDING: |
8240
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
8239
diff
changeset
|
892 /* TODO: handle; need ack ? */ |
8231
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
8229
diff
changeset
|
893 break; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
8229
diff
changeset
|
894 |
8236
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
895 case NGX_QUIC_FT_STREAMS_BLOCKED: |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
896 case NGX_QUIC_FT_STREAMS_BLOCKED2: |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
897 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
898 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
|
899 &frame.u.streams_blocked) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
900 != NGX_OK) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
901 { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
902 return NGX_ERROR; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
903 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
904 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
905 ack_this = 1; |
8236
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
906 break; |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
907 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
908 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
|
909 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
910 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
|
911 &frame.u.stream_data_blocked) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
912 != NGX_OK) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
913 { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
914 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
915 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
916 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
917 ack_this = 1; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
918 break; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
919 |
8225 | 920 default: |
921 return NGX_ERROR; | |
922 } | |
923 } | |
924 | |
925 if (p != end) { | |
926 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
927 "trailing garbage in payload: %ui bytes", end - p); | |
928 return NGX_ERROR; | |
929 } | |
930 | |
931 if (do_close) { | |
8267
a8349cc72c64
Avoid using QUIC connection after CONNECTION_CLOSE.
Roman Arutyunyan <arut@nginx.com>
parents:
8266
diff
changeset
|
932 return NGX_DONE; |
8225 | 933 } |
934 | |
935 if (ack_this == 0) { | |
936 /* do not ack packets with ACKs and PADDING */ | |
937 return NGX_OK; | |
938 } | |
939 | |
8275 | 940 c->log->action = "generating acknowledgment"; |
941 | |
8225 | 942 // packet processed, ACK it now if required |
943 // TODO: if (ack_required) ... - currently just ack each packet | |
944 | |
945 ack_frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t)); | |
946 if (ack_frame == NULL) { | |
947 return NGX_ERROR; | |
948 } | |
949 | |
950 ack_frame->level = pkt->level; | |
951 ack_frame->type = NGX_QUIC_FT_ACK; | |
952 ack_frame->u.ack.pn = pkt->pn; | |
953 | |
954 ngx_sprintf(ack_frame->info, "ACK for PN=%d from frame handler level=%d", pkt->pn, pkt->level); | |
955 ngx_quic_queue_frame(qc, ack_frame); | |
956 | |
957 return ngx_quic_output(c); | |
958 } | |
959 | |
960 | |
961 static ngx_int_t | |
962 ngx_quic_handle_ack_frame(ngx_connection_t *c, ngx_quic_header_t *pkt, | |
963 ngx_quic_ack_frame_t *f) | |
964 { | |
965 /* TODO: handle ACK here */ | |
966 return NGX_OK; | |
967 } | |
968 | |
969 | |
970 static ngx_int_t | |
971 ngx_quic_handle_crypto_frame(ngx_connection_t *c, ngx_quic_header_t *pkt, | |
972 ngx_quic_crypto_frame_t *f) | |
973 { | |
8273
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
974 int sslerr; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
975 ssize_t n; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
976 ngx_ssl_conn_t *ssl_conn; |
8225 | 977 |
978 if (f->offset != 0x0) { | |
979 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
980 "crypto frame with non-zero offset"); | |
981 // TODO: add support for crypto frames spanning packets | |
982 return NGX_ERROR; | |
983 } | |
984 | |
985 ssl_conn = c->ssl->connection; | |
986 | |
987 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
988 "SSL_quic_read_level: %d, SSL_quic_write_level: %d", | |
989 (int) SSL_quic_read_level(ssl_conn), | |
990 (int) SSL_quic_write_level(ssl_conn)); | |
991 | |
992 if (!SSL_provide_quic_data(ssl_conn, SSL_quic_read_level(ssl_conn), | |
993 f->data, f->len)) | |
994 { | |
995 ngx_ssl_error(NGX_LOG_INFO, c->log, 0, | |
996 "SSL_provide_quic_data() failed"); | |
997 return NGX_ERROR; | |
998 } | |
999 | |
1000 n = SSL_do_handshake(ssl_conn); | |
1001 | |
1002 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_do_handshake: %d", n); | |
1003 | |
1004 if (n == -1) { | |
1005 sslerr = SSL_get_error(ssl_conn, n); | |
1006 | |
1007 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", | |
1008 sslerr); | |
1009 | |
1010 if (sslerr == SSL_ERROR_SSL) { | |
1011 ngx_ssl_error(NGX_LOG_ERR, c->log, 0, "SSL_do_handshake() failed"); | |
1012 } | |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1013 |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1014 } else if (n == 1) { |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1015 c->quic->state = NGX_QUIC_ST_APPLICATION; |
8225 | 1016 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1017 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8225 | 1018 "quic ssl cipher: %s", SSL_get_cipher(ssl_conn)); |
1019 | |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1020 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1021 "handshake completed successfully"); |
8273
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
1022 |
8274
ee53bfd8f9ed
Added QUIC version check for sending HANDSHAKE_DONE frame.
Vladimir Homutov <vl@nginx.com>
parents:
8273
diff
changeset
|
1023 #if (NGX_QUIC_DRAFT_VERSION >= 27) |
ee53bfd8f9ed
Added QUIC version check for sending HANDSHAKE_DONE frame.
Vladimir Homutov <vl@nginx.com>
parents:
8273
diff
changeset
|
1024 { |
ee53bfd8f9ed
Added QUIC version check for sending HANDSHAKE_DONE frame.
Vladimir Homutov <vl@nginx.com>
parents:
8273
diff
changeset
|
1025 ngx_quic_frame_t *frame; |
ee53bfd8f9ed
Added QUIC version check for sending HANDSHAKE_DONE frame.
Vladimir Homutov <vl@nginx.com>
parents:
8273
diff
changeset
|
1026 |
8273
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
1027 frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t)); |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
1028 if (frame == NULL) { |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
1029 return NGX_ERROR; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
1030 } |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
1031 |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
1032 /* 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
|
1033 frame->level = ssl_encryption_application; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
1034 frame->type = NGX_QUIC_FT_HANDSHAKE_DONE; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
1035 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
|
1036 ngx_quic_queue_frame(c->quic, frame); |
8274
ee53bfd8f9ed
Added QUIC version check for sending HANDSHAKE_DONE frame.
Vladimir Homutov <vl@nginx.com>
parents:
8273
diff
changeset
|
1037 } |
ee53bfd8f9ed
Added QUIC version check for sending HANDSHAKE_DONE frame.
Vladimir Homutov <vl@nginx.com>
parents:
8273
diff
changeset
|
1038 #endif |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1039 } |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1040 |
8225 | 1041 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
1042 "SSL_quic_read_level: %d, SSL_quic_write_level: %d", | |
1043 (int) SSL_quic_read_level(ssl_conn), | |
1044 (int) SSL_quic_write_level(ssl_conn)); | |
1045 | |
1046 return NGX_OK; | |
1047 } | |
1048 | |
1049 | |
1050 static ngx_int_t | |
1051 ngx_quic_handle_stream_frame(ngx_connection_t *c, | |
1052 ngx_quic_header_t *pkt, ngx_quic_stream_frame_t *f) | |
1053 { | |
1054 ngx_buf_t *b; | |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1055 ngx_event_t *rev; |
8225 | 1056 ngx_quic_connection_t *qc; |
1057 ngx_quic_stream_node_t *sn; | |
1058 | |
1059 qc = c->quic; | |
1060 | |
1061 sn = ngx_quic_find_stream(&qc->streams.tree, f->stream_id); | |
1062 | |
1063 if (sn) { | |
1064 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "existing stream"); | |
1065 b = sn->b; | |
1066 | |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1067 if ((size_t) ((b->pos - b->start) + (b->end - b->last)) < f->length) { |
8225 | 1068 ngx_log_error(NGX_LOG_INFO, c->log, 0, "no space in stream buffer"); |
1069 return NGX_ERROR; | |
1070 } | |
1071 | |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1072 if ((size_t) (b->end - b->last) < f->length) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1073 b->last = ngx_movemem(b->start, b->pos, b->last - b->pos); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1074 b->pos = b->start; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1075 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1076 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1077 b->last = ngx_cpymem(b->last, f->data, f->length); |
8225 | 1078 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1079 rev = sn->c->read; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1080 rev->ready = 1; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1081 |
8279
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1082 if (f->fin) { |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1083 rev->pending_eof = 1; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1084 } |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1085 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1086 if (rev->active) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1087 rev->handler(rev); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1088 } |
8225 | 1089 |
1090 return NGX_OK; | |
1091 } | |
1092 | |
1093 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "stream is new"); | |
1094 | |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1095 sn = ngx_quic_create_stream(c, f->stream_id); |
8225 | 1096 if (sn == NULL) { |
1097 return NGX_ERROR; | |
1098 } | |
1099 | |
1100 b = sn->b; | |
1101 | |
1102 ngx_memcpy(b->start, f->data, f->length); | |
1103 b->last = b->start + f->length; | |
1104 | |
1105 qc->streams.handler(sn->c); | |
1106 | |
1107 return NGX_OK; | |
1108 } | |
1109 | |
1110 | |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1111 static ngx_int_t |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1112 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
|
1113 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
|
1114 { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1115 ngx_quic_frame_t *frame; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1116 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1117 frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t)); |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1118 if (frame == NULL) { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1119 return NGX_ERROR; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1120 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1121 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1122 frame->level = pkt->level; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1123 frame->type = NGX_QUIC_FT_MAX_STREAMS; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1124 frame->u.max_streams.limit = f->limit * 2; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1125 frame->u.max_streams.bidi = f->bidi; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1126 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1127 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
|
1128 (int) frame->u.max_streams.limit, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1129 (int) frame->u.max_streams.bidi, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1130 frame->level); |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1131 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1132 ngx_quic_queue_frame(c->quic, frame); |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1133 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1134 return NGX_OK; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1135 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1136 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1137 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1138 static ngx_int_t |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1139 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
|
1140 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
|
1141 { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1142 size_t n; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1143 ngx_buf_t *b; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1144 ngx_quic_frame_t *frame; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1145 ngx_quic_connection_t *qc; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1146 ngx_quic_stream_node_t *sn; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1147 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1148 qc = c->quic; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1149 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
|
1150 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1151 if (sn == NULL) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1152 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unknown stream id:%uL", f->id); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1153 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1154 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1155 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1156 b = sn->b; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1157 n = (b->pos - b->start) + (b->end - b->last); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1158 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1159 frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t)); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1160 if (frame == NULL) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1161 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1162 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1163 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1164 frame->level = pkt->level; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1165 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
|
1166 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
|
1167 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
|
1168 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1169 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
|
1170 (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
|
1171 (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
|
1172 frame->level); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1173 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1174 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
|
1175 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1176 return NGX_OK; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1177 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1178 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1179 |
8225 | 1180 static void |
1181 ngx_quic_queue_frame(ngx_quic_connection_t *qc, ngx_quic_frame_t *frame) | |
1182 { | |
8270
c87a13514abc
Allow ngx_queue_frame() to insert frame in the front.
Roman Arutyunyan <arut@nginx.com>
parents:
8267
diff
changeset
|
1183 ngx_quic_frame_t **f; |
8225 | 1184 |
8270
c87a13514abc
Allow ngx_queue_frame() to insert frame in the front.
Roman Arutyunyan <arut@nginx.com>
parents:
8267
diff
changeset
|
1185 for (f = &qc->frames; *f; f = &(*f)->next) { |
c87a13514abc
Allow ngx_queue_frame() to insert frame in the front.
Roman Arutyunyan <arut@nginx.com>
parents:
8267
diff
changeset
|
1186 if ((*f)->level > frame->level) { |
8225 | 1187 break; |
1188 } | |
1189 } | |
1190 | |
8270
c87a13514abc
Allow ngx_queue_frame() to insert frame in the front.
Roman Arutyunyan <arut@nginx.com>
parents:
8267
diff
changeset
|
1191 frame->next = *f; |
c87a13514abc
Allow ngx_queue_frame() to insert frame in the front.
Roman Arutyunyan <arut@nginx.com>
parents:
8267
diff
changeset
|
1192 *f = frame; |
8225 | 1193 } |
1194 | |
1195 | |
1196 static ngx_int_t | |
1197 ngx_quic_output(ngx_connection_t *c) | |
1198 { | |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1199 size_t len, hlen, n; |
8225 | 1200 ngx_uint_t lvl; |
1201 ngx_quic_frame_t *f, *start; | |
1202 ngx_quic_connection_t *qc; | |
1203 | |
1204 qc = c->quic; | |
1205 | |
1206 if (qc->frames == NULL) { | |
1207 return NGX_OK; | |
1208 } | |
1209 | |
8275 | 1210 c->log->action = "sending frames"; |
1211 | |
8225 | 1212 lvl = qc->frames->level; |
1213 start = qc->frames; | |
1214 f = start; | |
1215 | |
1216 do { | |
1217 len = 0; | |
1218 | |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1219 hlen = (lvl == ssl_encryption_application) ? NGX_QUIC_MAX_SHORT_HEADER |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1220 : NGX_QUIC_MAX_LONG_HEADER; |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1221 |
8225 | 1222 do { |
1223 /* process same-level group of frames */ | |
1224 | |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1225 n = ngx_quic_create_frame(NULL, NULL, f); |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1226 |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1227 if (len && hlen + len + n > qc->ctp.max_packet_size) { |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1228 break; |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1229 } |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1230 |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1231 len += n; |
8225 | 1232 |
1233 f = f->next; | |
1234 } while (f && f->level == lvl); | |
1235 | |
1236 | |
1237 if (ngx_quic_frames_send(c, start, f, len) != NGX_OK) { | |
1238 return NGX_ERROR; | |
1239 } | |
1240 | |
1241 if (f == NULL) { | |
1242 break; | |
1243 } | |
1244 | |
1245 lvl = f->level; // TODO: must not decrease (ever, also between calls) | |
1246 start = f; | |
1247 | |
1248 } while (1); | |
1249 | |
1250 qc->frames = NULL; | |
1251 | |
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1252 if (!qc->send_timer_set) { |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1253 qc->send_timer_set = 1; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1254 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
|
1255 } |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1256 |
8225 | 1257 return NGX_OK; |
1258 } | |
1259 | |
1260 | |
1261 /* pack a group of frames [start; end) into memory p and send as single packet */ | |
1262 ngx_int_t | |
1263 ngx_quic_frames_send(ngx_connection_t *c, ngx_quic_frame_t *start, | |
1264 ngx_quic_frame_t *end, size_t total) | |
1265 { | |
1266 ssize_t len; | |
1267 u_char *p; | |
1268 ngx_str_t out; | |
1269 ngx_quic_frame_t *f; | |
1270 | |
1271 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
1272 "sending frames %p...%p", start, end); | |
1273 | |
1274 p = ngx_pnalloc(c->pool, total); | |
1275 if (p == NULL) { | |
1276 return NGX_ERROR; | |
1277 } | |
1278 | |
1279 out.data = p; | |
1280 | |
1281 for (f = start; f != end; f = f->next) { | |
1282 | |
1283 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "frame: %s", f->info); | |
1284 | |
1285 len = ngx_quic_create_frame(p, p + total, f); | |
1286 if (len == -1) { | |
1287 return NGX_ERROR; | |
1288 } | |
1289 | |
1290 p += len; | |
1291 } | |
1292 | |
1293 out.len = p - out.data; | |
1294 | |
1295 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
1296 "packet ready: %ui bytes at level %d", | |
1297 out.len, start->level); | |
1298 | |
1299 // IOVEC/sendmsg_chain ? | |
1300 if (ngx_quic_send_packet(c, c->quic, start->level, &out) != NGX_OK) { | |
1301 return NGX_ERROR; | |
1302 } | |
1303 | |
1304 return NGX_OK; | |
1305 } | |
1306 | |
1307 | |
1308 static ngx_int_t | |
1309 ngx_quic_send_packet(ngx_connection_t *c, ngx_quic_connection_t *qc, | |
1310 enum ssl_encryption_level_t level, ngx_str_t *payload) | |
1311 { | |
1312 ngx_str_t res; | |
1313 ngx_quic_header_t pkt; | |
1314 | |
1315 static ngx_str_t initial_token = ngx_null_string; | |
1316 | |
1317 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); | |
1318 ngx_quic_hexdump0(c->log, "payload", payload->data, payload->len); | |
1319 | |
8278 | 1320 pkt.log = c->log; |
8225 | 1321 pkt.level = level; |
1322 pkt.dcid = qc->dcid; | |
1323 pkt.scid = qc->scid; | |
1324 | |
1325 if (level == ssl_encryption_initial) { | |
1326 pkt.number = &qc->initial_pn; | |
1327 pkt.flags = NGX_QUIC_PKT_INITIAL; | |
1328 pkt.secret = &qc->secrets.server.in; | |
1329 pkt.token = initial_token; | |
1330 | |
1331 } else if (level == ssl_encryption_handshake) { | |
1332 pkt.number = &qc->handshake_pn; | |
1333 pkt.flags = NGX_QUIC_PKT_HANDSHAKE; | |
1334 pkt.secret = &qc->secrets.server.hs; | |
1335 | |
1336 } else { | |
1337 pkt.number = &qc->appdata_pn; | |
1338 pkt.secret = &qc->secrets.server.ad; | |
1339 } | |
1340 | |
1341 if (ngx_quic_encrypt(c->pool, c->ssl->connection, &pkt, payload, &res) | |
1342 != NGX_OK) | |
1343 { | |
1344 return NGX_ERROR; | |
1345 } | |
1346 | |
1347 ngx_quic_hexdump0(c->log, "packet to send", res.data, res.len); | |
1348 | |
1349 c->send(c, res.data, res.len); // TODO: err handling | |
1350 | |
1351 (*pkt.number)++; | |
1352 | |
1353 return NGX_OK; | |
1354 } | |
1355 | |
1356 | |
1357 ngx_connection_t * | |
1358 ngx_quic_create_uni_stream(ngx_connection_t *c) | |
1359 { | |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1360 ngx_uint_t id; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1361 ngx_quic_stream_t *qs; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1362 ngx_quic_connection_t *qc; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1363 ngx_quic_stream_node_t *sn; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1364 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1365 qs = c->qs; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1366 qc = qs->parent->quic; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1367 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1368 /* |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1369 * A stream ID is a 62-bit integer that is unique for all streams |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1370 * on a connection. |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1371 * |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1372 * 0x3 | Server-Initiated, Unidirectional |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1373 */ |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1374 id = (qc->streams.id_counter << 2) | 0x3; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1375 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1376 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1377 "creating server uni stream #%ui id %ui", |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1378 qc->streams.id_counter, id); |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1379 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1380 qc->streams.id_counter++; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1381 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1382 sn = ngx_quic_create_stream(qs->parent, id); |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1383 if (sn == NULL) { |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1384 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1385 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1386 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1387 return sn->c; |
8225 | 1388 } |
1389 | |
1390 | |
1391 static void | |
1392 ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp, | |
1393 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) | |
1394 { | |
1395 ngx_rbtree_node_t **p; | |
1396 ngx_quic_stream_node_t *qn, *qnt; | |
1397 | |
1398 for ( ;; ) { | |
1399 | |
1400 if (node->key < temp->key) { | |
1401 | |
1402 p = &temp->left; | |
1403 | |
1404 } else if (node->key > temp->key) { | |
1405 | |
1406 p = &temp->right; | |
1407 | |
1408 } else { /* node->key == temp->key */ | |
1409 | |
1410 qn = (ngx_quic_stream_node_t *) &node->color; | |
1411 qnt = (ngx_quic_stream_node_t *) &temp->color; | |
1412 | |
1413 if (qn->c < qnt->c) { | |
1414 p = &temp->left; | |
1415 } else { | |
1416 p = &temp->right; | |
1417 } | |
1418 } | |
1419 | |
1420 if (*p == sentinel) { | |
1421 break; | |
1422 } | |
1423 | |
1424 temp = *p; | |
1425 } | |
1426 | |
1427 *p = node; | |
1428 node->parent = temp; | |
1429 node->left = sentinel; | |
1430 node->right = sentinel; | |
1431 ngx_rbt_red(node); | |
1432 } | |
1433 | |
1434 | |
1435 static ngx_quic_stream_node_t * | |
1436 ngx_quic_find_stream(ngx_rbtree_t *rbtree, ngx_uint_t key) | |
1437 { | |
1438 ngx_rbtree_node_t *node, *sentinel; | |
1439 | |
1440 node = rbtree->root; | |
1441 sentinel = rbtree->sentinel; | |
1442 | |
1443 while (node != sentinel) { | |
1444 | |
1445 if (key == node->key) { | |
1446 return (ngx_quic_stream_node_t *) node; | |
1447 } | |
1448 | |
1449 node = (key < node->key) ? node->left : node->right; | |
1450 } | |
1451 | |
1452 return NULL; | |
1453 } | |
1454 | |
1455 | |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1456 static ngx_quic_stream_node_t * |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1457 ngx_quic_create_stream(ngx_connection_t *c, ngx_uint_t id) |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1458 { |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1459 size_t n; |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1460 ngx_log_t *log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1461 ngx_pool_t *pool; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1462 ngx_event_t *rev, *wev; |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1463 ngx_pool_cleanup_t *cln; |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1464 ngx_quic_connection_t *qc; |
cfc429911c0d
Implemented creation of server unidirectional streams.
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parents:
8225
diff
changeset
|
1465 ngx_quic_stream_node_t *sn; |
cfc429911c0d
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parents:
8225
diff
changeset
|
1466 |
cfc429911c0d
Implemented creation of server unidirectional streams.
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parents:
8225
diff
changeset
|
1467 qc = c->quic; |
cfc429911c0d
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Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1468 |
cfc429911c0d
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Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1469 sn = ngx_pcalloc(c->pool, sizeof(ngx_quic_stream_node_t)); |
cfc429911c0d
Implemented creation of server unidirectional streams.
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parents:
8225
diff
changeset
|
1470 if (sn == NULL) { |
cfc429911c0d
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parents:
8225
diff
changeset
|
1471 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1472 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1473 |
cfc429911c0d
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Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1474 sn->c = ngx_get_connection(-1, c->log); // TODO: free on connection termination |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1475 if (sn->c == NULL) { |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1476 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1477 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1478 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1479 pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, c->log); |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1480 if (pool == NULL) { |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1481 /* XXX free connection */ |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1482 // TODO: add pool cleanup handdler |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1483 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1484 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1485 |
cfc429911c0d
Implemented creation of server unidirectional streams.
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parents:
8225
diff
changeset
|
1486 log = ngx_palloc(pool, sizeof(ngx_log_t)); |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1487 if (log == NULL) { |
cfc429911c0d
Implemented creation of server unidirectional streams.
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parents:
8225
diff
changeset
|
1488 /* XXX free pool and connection */ |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1489 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1490 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1491 |
cfc429911c0d
Implemented creation of server unidirectional streams.
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8225
diff
changeset
|
1492 *log = *c->log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
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8225
diff
changeset
|
1493 pool->log = log; |
cfc429911c0d
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8225
diff
changeset
|
1494 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1495 sn->c->log = log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1496 sn->c->pool = pool; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1497 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1498 sn->c->listening = c->listening; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1499 sn->c->sockaddr = c->sockaddr; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1500 sn->c->local_sockaddr = c->local_sockaddr; |
8234
19bb9edcd8bd
Added copying addr_text to QUIC stream connections.
Roman Arutyunyan <arut@nginx.com>
parents:
8232
diff
changeset
|
1501 sn->c->addr_text = c->addr_text; |
8272
7f0981be07c4
Fixed client certificate verification.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8271
diff
changeset
|
1502 sn->c->ssl = c->ssl; |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1503 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1504 rev = sn->c->read; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1505 wev = sn->c->write; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1506 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1507 rev->ready = 1; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1508 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1509 rev->log = c->log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1510 wev->log = c->log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1511 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1512 sn->c->number = ngx_atomic_fetch_add(ngx_connection_counter, 1); |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1513 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1514 n = ngx_max(NGX_QUIC_STREAM_BUFSIZE, |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1515 qc->tp.initial_max_stream_data_bidi_remote); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1516 |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1517 sn->node.key =id; |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1518 sn->b = ngx_create_temp_buf(pool, n); |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1519 if (sn->b == NULL) { |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1520 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1521 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1522 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1523 ngx_rbtree_insert(&qc->streams.tree, &sn->node); |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1524 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1525 sn->s.id = id; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1526 sn->s.unidirectional = (sn->s.id & 0x02) ? 1 : 0; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1527 sn->s.parent = c; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1528 sn->c->qs = &sn->s; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1529 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1530 sn->c->recv = ngx_quic_stream_recv; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1531 sn->c->send = ngx_quic_stream_send; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1532 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
|
1533 |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1534 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
|
1535 if (cln == NULL) { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1536 ngx_close_connection(sn->c); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1537 ngx_destroy_pool(pool); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1538 return NULL; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1539 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1540 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1541 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
|
1542 cln->data = sn->c; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1543 |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1544 return sn; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1545 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1546 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1547 |
8225 | 1548 static ssize_t |
1549 ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf, size_t size) | |
1550 { | |
1551 ssize_t len; | |
1552 ngx_buf_t *b; | |
8279
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1553 ngx_event_t *rev; |
8225 | 1554 ngx_quic_stream_t *qs; |
1555 ngx_quic_connection_t *qc; | |
1556 ngx_quic_stream_node_t *sn; | |
1557 | |
1558 qs = c->qs; | |
1559 qc = qs->parent->quic; | |
1560 | |
1561 // XXX: get direct pointer from stream structure? | |
1562 sn = ngx_quic_find_stream(&qc->streams.tree, qs->id); | |
1563 | |
1564 if (sn == NULL) { | |
1565 return NGX_ERROR; | |
1566 } | |
1567 | |
8279
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1568 rev = c->read; |
8225 | 1569 |
1570 b = sn->b; | |
1571 | |
8279
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1572 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1573 "quic recv: eof:%d, avail:%z", |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1574 rev->pending_eof, b->last - b->pos); |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1575 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1576 if (b->pos == b->last) { |
8279
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1577 rev->ready = 0; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1578 |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1579 if (rev->pending_eof) { |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1580 rev->eof = 1; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1581 return 0; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1582 } |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1583 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1584 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic recv() not ready"); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1585 return NGX_AGAIN; |
8225 | 1586 } |
1587 | |
1588 len = ngx_min(b->last - b->pos, (ssize_t) size); | |
1589 | |
1590 ngx_memcpy(buf, b->pos, len); | |
1591 | |
1592 b->pos += len; | |
1593 | |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1594 if (b->pos == b->last) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1595 b->pos = b->start; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1596 b->last = b->start; |
8279
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1597 rev->ready = 0; |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1598 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1599 |
8225 | 1600 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8279
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
1601 "quic recv: %z of %uz", len, size); |
8225 | 1602 |
1603 return len; | |
1604 } | |
1605 | |
1606 | |
1607 static ssize_t | |
1608 ngx_quic_stream_send(ngx_connection_t *c, u_char *buf, size_t size) | |
1609 { | |
1610 u_char *p; | |
1611 ngx_connection_t *pc; | |
1612 ngx_quic_frame_t *frame; | |
1613 ngx_quic_stream_t *qs; | |
1614 ngx_quic_connection_t *qc; | |
1615 ngx_quic_stream_node_t *sn; | |
1616 | |
1617 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic send: %uz", size); | |
1618 | |
1619 qs = c->qs; | |
1620 pc = qs->parent; | |
1621 qc = pc->quic; | |
1622 | |
1623 // XXX: get direct pointer from stream structure? | |
1624 sn = ngx_quic_find_stream(&qc->streams.tree, qs->id); | |
1625 | |
1626 if (sn == NULL) { | |
1627 return NGX_ERROR; | |
1628 } | |
1629 | |
1630 frame = ngx_pcalloc(pc->pool, sizeof(ngx_quic_frame_t)); | |
1631 if (frame == NULL) { | |
1632 return 0; | |
1633 } | |
1634 | |
1635 p = ngx_pnalloc(pc->pool, size); | |
1636 if (p == NULL) { | |
1637 return 0; | |
1638 } | |
1639 | |
1640 ngx_memcpy(p, buf, size); | |
1641 | |
1642 frame->level = ssl_encryption_application; | |
1643 frame->type = NGX_QUIC_FT_STREAM6; /* OFF=1 LEN=1 FIN=0 */ | |
1644 frame->u.stream.off = 1; | |
1645 frame->u.stream.len = 1; | |
1646 frame->u.stream.fin = 0; | |
1647 | |
1648 frame->u.stream.type = frame->type; | |
1649 frame->u.stream.stream_id = qs->id; | |
1650 frame->u.stream.offset = c->sent; | |
1651 frame->u.stream.length = size; | |
1652 frame->u.stream.data = p; | |
1653 | |
1654 c->sent += size; | |
1655 | |
1656 ngx_sprintf(frame->info, "stream %xi len=%ui level=%d", | |
1657 qs->id, size, frame->level); | |
1658 | |
1659 ngx_quic_queue_frame(qc, frame); | |
1660 | |
1661 return size; | |
1662 } | |
1663 | |
1664 | |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1665 static void |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1666 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
|
1667 { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1668 ngx_connection_t *c = data; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1669 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1670 ngx_connection_t *pc; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1671 ngx_quic_frame_t *frame; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1672 ngx_quic_stream_t *qs; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1673 ngx_quic_connection_t *qc; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1674 ngx_quic_stream_node_t *sn; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1675 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1676 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic send fin"); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1677 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1678 qs = c->qs; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1679 pc = qs->parent; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1680 qc = pc->quic; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1681 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1682 if ((qs->id & 0x03) == 0x02) { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1683 /* 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
|
1684 return; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1685 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1686 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1687 // XXX: get direct pointer from stream structure? |
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1688 sn = ngx_quic_find_stream(&qc->streams.tree, qs->id); |
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1689 |
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1690 if (sn == NULL) { |
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1691 return; |
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1692 } |
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1693 |
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1694 frame = ngx_pcalloc(pc->pool, sizeof(ngx_quic_frame_t)); |
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1695 if (frame == NULL) { |
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1696 return; |
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1697 } |
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1698 |
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1699 frame->level = ssl_encryption_application; |
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1700 frame->type = NGX_QUIC_FT_STREAM7; /* OFF=1 LEN=1 FIN=1 */ |
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1701 frame->u.stream.off = 1; |
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1702 frame->u.stream.len = 1; |
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1703 frame->u.stream.fin = 1; |
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1704 |
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1705 frame->u.stream.type = frame->type; |
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1706 frame->u.stream.stream_id = qs->id; |
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1707 frame->u.stream.offset = c->sent; |
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1708 frame->u.stream.length = 0; |
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1709 frame->u.stream.data = NULL; |
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1710 |
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1711 ngx_sprintf(frame->info, "stream %xi fin=1 level=%d", qs->id, frame->level); |
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1712 |
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1713 ngx_quic_queue_frame(qc, frame); |
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1714 } |
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1715 |
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1716 |
8225 | 1717 static ngx_chain_t * |
1718 ngx_quic_stream_send_chain(ngx_connection_t *c, ngx_chain_t *in, | |
1719 off_t limit) | |
1720 { | |
1721 size_t len; | |
1722 ssize_t n; | |
1723 ngx_buf_t *b; | |
1724 | |
1725 for ( /* void */; in; in = in->next) { | |
1726 b = in->buf; | |
1727 | |
1728 if (!ngx_buf_in_memory(b)) { | |
1729 continue; | |
1730 } | |
1731 | |
1732 if (ngx_buf_size(b) == 0) { | |
1733 continue; | |
1734 } | |
1735 | |
1736 len = b->last - b->pos; | |
1737 | |
1738 n = ngx_quic_stream_send(c, b->pos, len); | |
1739 | |
1740 if (n == NGX_ERROR) { | |
1741 return NGX_CHAIN_ERROR; | |
1742 } | |
1743 | |
1744 if (n == NGX_AGAIN) { | |
1745 return in; | |
1746 } | |
1747 | |
1748 if (n != (ssize_t) len) { | |
1749 b->pos += n; | |
1750 return in; | |
1751 } | |
1752 } | |
1753 | |
1754 return NULL; | |
1755 } |