Mercurial > hg > nginx
annotate src/event/ngx_event_quic.c @ 8267:a8349cc72c64 quic
Avoid using QUIC connection after CONNECTION_CLOSE.
author | Roman Arutyunyan <arut@nginx.com> |
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date | Mon, 23 Mar 2020 19:19:44 +0300 |
parents | f92e583fc256 |
children | c87a13514abc |
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. |
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4 */ |
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5 |
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6 |
8171 | 7 #include <ngx_config.h> |
8 #include <ngx_core.h> | |
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9 #include <ngx_event.h> |
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10 |
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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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13 NGX_QUIC_ST_INITIAL, /* connection just created */ |
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14 NGX_QUIC_ST_HANDSHAKE, /* handshake started */ |
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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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18 |
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Better flow control and buffering for QUIC streams.
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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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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_msec_t timeout; | |
34 ngx_connection_handler_pt handler; | |
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Implemented creation of server unidirectional streams.
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35 |
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36 ngx_uint_t id_counter; |
8225 | 37 } ngx_quic_streams_t; |
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38 |
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parents:
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39 |
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parents:
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40 struct ngx_quic_connection_s { |
8225 | 41 ngx_str_t scid; |
42 ngx_str_t dcid; | |
43 ngx_str_t token; | |
8182
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44 |
8260
f388c0ad3477
Added processing of client transport parameters.
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45 ngx_uint_t client_tp_done; |
8247
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46 ngx_quic_tp_t tp; |
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Limit output QUIC packets with client max_packet_size.
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47 ngx_quic_tp_t ctp; |
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48 |
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49 ngx_quic_state_t state; |
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Connection states code cleanup.
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50 |
8225 | 51 /* current packet numbers for each namespace */ |
52 ngx_uint_t initial_pn; | |
53 ngx_uint_t handshake_pn; | |
54 ngx_uint_t appdata_pn; | |
8184
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Split frame and packet generation into separate steps.
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55 |
8225 | 56 ngx_quic_secrets_t secrets; |
57 ngx_ssl_t *ssl; | |
58 ngx_quic_frame_t *frames; | |
8208
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HTTP/QUIC interface reworked.
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59 |
8225 | 60 ngx_quic_streams_t streams; |
8237
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MAX_DATA frame parser/handler.
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61 ngx_uint_t max_data; |
8259
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Fixed CRYPTO offset generation.
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62 |
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Fixed CRYPTO offset generation.
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63 #define SSL_ECRYPTION_LAST ((ssl_encryption_application) + 1) |
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Fixed CRYPTO offset generation.
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64 uint64_t crypto_offset[SSL_ECRYPTION_LAST]; |
8225 | 65 }; |
8206
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Added support of multiple QUIC packets in single datagram.
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66 |
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parents:
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67 |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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68 #if BORINGSSL_API_VERSION >= 10 |
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69 static int ngx_quic_set_read_secret(ngx_ssl_conn_t *ssl_conn, |
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70 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
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71 const uint8_t *secret, size_t secret_len); |
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72 static int ngx_quic_set_write_secret(ngx_ssl_conn_t *ssl_conn, |
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73 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
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parents:
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74 const uint8_t *secret, size_t secret_len); |
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75 #else |
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76 static int ngx_quic_set_encryption_secrets(ngx_ssl_conn_t *ssl_conn, |
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77 enum ssl_encryption_level_t level, const uint8_t *read_secret, |
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78 const uint8_t *write_secret, size_t secret_len); |
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79 #endif |
8225 | 80 |
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81 static int ngx_quic_add_handshake_data(ngx_ssl_conn_t *ssl_conn, |
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82 enum ssl_encryption_level_t level, const uint8_t *data, size_t len); |
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83 static int ngx_quic_flush_flight(ngx_ssl_conn_t *ssl_conn); |
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84 static int ngx_quic_send_alert(ngx_ssl_conn_t *ssl_conn, |
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85 enum ssl_encryption_level_t level, uint8_t alert); |
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parents:
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86 |
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87 |
8225 | 88 static ngx_int_t ngx_quic_new_connection(ngx_connection_t *c, ngx_ssl_t *ssl, |
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89 ngx_quic_tp_t *tp, ngx_quic_header_t *pkt); |
8225 | 90 static ngx_int_t ngx_quic_init_connection(ngx_connection_t *c); |
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91 static void ngx_quic_input_handler(ngx_event_t *rev); |
8225 | 92 static void ngx_quic_close_connection(ngx_connection_t *c); |
93 | |
94 static ngx_int_t ngx_quic_input(ngx_connection_t *c, ngx_buf_t *b); | |
95 static ngx_int_t ngx_quic_initial_input(ngx_connection_t *c, | |
96 ngx_quic_header_t *pkt); | |
97 static ngx_int_t ngx_quic_handshake_input(ngx_connection_t *c, | |
98 ngx_quic_header_t *pkt); | |
99 static ngx_int_t ngx_quic_app_input(ngx_connection_t *c, | |
100 ngx_quic_header_t *pkt); | |
101 static ngx_int_t ngx_quic_payload_handler(ngx_connection_t *c, | |
102 ngx_quic_header_t *pkt); | |
103 | |
104 static ngx_int_t ngx_quic_handle_ack_frame(ngx_connection_t *c, | |
105 ngx_quic_header_t *pkt, ngx_quic_ack_frame_t *f); | |
106 static ngx_int_t ngx_quic_handle_crypto_frame(ngx_connection_t *c, | |
107 ngx_quic_header_t *pkt, ngx_quic_crypto_frame_t *frame); | |
108 static ngx_int_t ngx_quic_handle_stream_frame(ngx_connection_t *c, | |
109 ngx_quic_header_t *pkt, ngx_quic_stream_frame_t *frame); | |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
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110 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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111 ngx_quic_header_t *pkt, ngx_quic_streams_blocked_frame_t *f); |
8266
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Better flow control and buffering for QUIC streams.
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112 static ngx_int_t ngx_quic_handle_stream_data_blocked_frame(ngx_connection_t *c, |
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Better flow control and buffering for QUIC streams.
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113 ngx_quic_header_t *pkt, ngx_quic_stream_data_blocked_frame_t *f); |
8225 | 114 |
115 static void ngx_quic_queue_frame(ngx_quic_connection_t *qc, | |
116 ngx_quic_frame_t *frame); | |
117 | |
118 static ngx_int_t ngx_quic_output(ngx_connection_t *c); | |
119 ngx_int_t ngx_quic_frames_send(ngx_connection_t *c, ngx_quic_frame_t *start, | |
120 ngx_quic_frame_t *end, size_t total); | |
121 static ngx_int_t ngx_quic_send_packet(ngx_connection_t *c, | |
122 ngx_quic_connection_t *qc, enum ssl_encryption_level_t level, | |
123 ngx_str_t *payload); | |
124 | |
125 | |
126 static void ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp, | |
127 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); | |
128 static ngx_quic_stream_node_t *ngx_quic_find_stream(ngx_rbtree_t *rbtree, | |
129 ngx_uint_t key); | |
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130 static ngx_quic_stream_node_t *ngx_quic_create_stream(ngx_connection_t *c, |
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131 ngx_uint_t id); |
8211
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Stream "connection" read/write methods.
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132 static ssize_t ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf, |
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Stream "connection" read/write methods.
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133 size_t size); |
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Stream "connection" read/write methods.
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134 static ssize_t ngx_quic_stream_send(ngx_connection_t *c, u_char *buf, |
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135 size_t size); |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
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136 static void ngx_quic_stream_cleanup_handler(void *data); |
8211
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Stream "connection" read/write methods.
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137 static ngx_chain_t *ngx_quic_stream_send_chain(ngx_connection_t *c, |
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Stream "connection" read/write methods.
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138 ngx_chain_t *in, off_t limit); |
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Stream "connection" read/write methods.
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139 |
8225 | 140 |
8182
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141 static SSL_QUIC_METHOD quic_method = { |
8204
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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142 #if BORINGSSL_API_VERSION >= 10 |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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143 ngx_quic_set_read_secret, |
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144 ngx_quic_set_write_secret, |
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145 #else |
8182
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146 ngx_quic_set_encryption_secrets, |
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147 #endif |
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148 ngx_quic_add_handshake_data, |
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149 ngx_quic_flush_flight, |
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150 ngx_quic_send_alert, |
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151 }; |
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152 |
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153 |
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154 #if BORINGSSL_API_VERSION >= 10 |
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155 |
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156 static int |
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157 ngx_quic_set_read_secret(ngx_ssl_conn_t *ssl_conn, |
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158 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
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159 const uint8_t *rsecret, size_t secret_len) |
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160 { |
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161 ngx_connection_t *c; |
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162 |
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163 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
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164 |
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165 ngx_quic_hexdump(c->log, "level:%d read secret", |
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166 rsecret, secret_len, level); |
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167 |
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168 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
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169 rsecret, secret_len, |
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170 &c->quic->secrets.client); |
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171 } |
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172 |
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173 |
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|
174 static int |
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175 ngx_quic_set_write_secret(ngx_ssl_conn_t *ssl_conn, |
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|
176 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
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177 const uint8_t *wsecret, size_t secret_len) |
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178 { |
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179 ngx_connection_t *c; |
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180 |
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181 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
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182 |
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183 ngx_quic_hexdump(c->log, "level:%d write secret", |
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184 wsecret, secret_len, level); |
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185 |
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186 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
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187 wsecret, secret_len, |
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188 &c->quic->secrets.server); |
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189 } |
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190 |
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191 #else |
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192 |
8182
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|
193 static int |
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194 ngx_quic_set_encryption_secrets(ngx_ssl_conn_t *ssl_conn, |
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195 enum ssl_encryption_level_t level, const uint8_t *rsecret, |
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196 const uint8_t *wsecret, size_t secret_len) |
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197 { |
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|
198 ngx_int_t rc; |
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|
199 ngx_connection_t *c; |
8182
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200 |
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201 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
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|
202 |
8222
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Fixed a typo with OpenSSL.
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203 ngx_quic_hexdump(c->log, "level:%d read", rsecret, secret_len, level); |
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|
204 ngx_quic_hexdump(c->log, "level:%d write", wsecret, secret_len, level); |
8182
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|
205 |
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|
206 rc = ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
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|
207 rsecret, secret_len, |
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|
208 &c->quic->secrets.client); |
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|
209 if (rc != 1) { |
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|
210 return rc; |
8182
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|
211 } |
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|
212 |
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|
213 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
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diff
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|
214 wsecret, secret_len, |
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|
215 &c->quic->secrets.server); |
8182
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diff
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|
216 } |
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Moved all QUIC code into ngx_event_quic.c
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diff
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|
217 |
8204
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|
218 #endif |
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|
219 |
8182
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|
220 |
8184
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diff
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|
221 static int |
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diff
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|
222 ngx_quic_add_handshake_data(ngx_ssl_conn_t *ssl_conn, |
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diff
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|
223 enum ssl_encryption_level_t level, const uint8_t *data, size_t len) |
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diff
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|
224 { |
8260
f388c0ad3477
Added processing of client transport parameters.
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diff
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|
225 u_char *p, *end; |
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diff
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|
226 size_t client_params_len; |
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diff
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|
227 const uint8_t *client_params; |
8225 | 228 ngx_quic_frame_t *frame; |
229 ngx_connection_t *c; | |
230 ngx_quic_connection_t *qc; | |
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|
231 |
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diff
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|
232 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
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|
233 qc = c->quic; |
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|
234 |
8186
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Implemented improved version of quic_output().
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|
235 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
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Implemented improved version of quic_output().
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diff
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|
236 "ngx_quic_add_handshake_data"); |
8184
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diff
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|
237 |
8260
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diff
changeset
|
238 /* XXX: obtain client parameters after the handshake? */ |
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diff
changeset
|
239 if (!qc->client_tp_done) { |
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|
240 |
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diff
changeset
|
241 SSL_get_peer_quic_transport_params(ssl_conn, &client_params, |
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|
242 &client_params_len); |
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|
243 |
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|
244 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
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|
245 "SSL_get_peer_quic_transport_params(): params_len %ui", |
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|
246 client_params_len); |
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|
247 |
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diff
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|
248 if (client_params_len != 0) { |
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|
249 p = (u_char *) client_params; |
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|
250 end = p + client_params_len; |
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|
251 |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
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8263
diff
changeset
|
252 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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diff
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|
253 != NGX_OK) |
8260
f388c0ad3477
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|
254 { |
f388c0ad3477
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diff
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|
255 return NGX_ERROR; |
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diff
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|
256 } |
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|
257 |
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Added processing of client transport parameters.
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diff
changeset
|
258 qc->client_tp_done = 1; |
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|
259 } |
f388c0ad3477
Added processing of client transport parameters.
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diff
changeset
|
260 } |
f388c0ad3477
Added processing of client transport parameters.
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|
261 |
8186
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Implemented improved version of quic_output().
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diff
changeset
|
262 frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t)); |
0a2683df5f11
Implemented improved version of quic_output().
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diff
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|
263 if (frame == NULL) { |
0a2683df5f11
Implemented improved version of quic_output().
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diff
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|
264 return 0; |
0a2683df5f11
Implemented improved version of quic_output().
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diff
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|
265 } |
8184
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Split frame and packet generation into separate steps.
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diff
changeset
|
266 |
8186
0a2683df5f11
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changeset
|
267 p = ngx_pnalloc(c->pool, len); |
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Implemented improved version of quic_output().
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diff
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|
268 if (p == NULL) { |
8184
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|
269 return 0; |
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diff
changeset
|
270 } |
8186
0a2683df5f11
Implemented improved version of quic_output().
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diff
changeset
|
271 |
0a2683df5f11
Implemented improved version of quic_output().
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changeset
|
272 ngx_memcpy(p, data, len); |
8184
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diff
changeset
|
273 |
8186
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Implemented improved version of quic_output().
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parents:
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|
274 frame->level = level; |
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275 frame->type = NGX_QUIC_FT_CRYPTO; |
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276 frame->u.crypto.offset += qc->crypto_offset[level]; |
8186
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277 frame->u.crypto.len = len; |
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278 frame->u.crypto.data = p; |
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279 |
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|
280 qc->crypto_offset[level] += len; |
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281 |
8186
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|
282 ngx_sprintf(frame->info, "crypto, generated by SSL len=%ui level=%d", len, level); |
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283 |
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|
284 ngx_quic_queue_frame(qc, frame); |
8184
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Split frame and packet generation into separate steps.
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|
285 |
8182
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286 return 1; |
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|
287 } |
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288 |
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289 |
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|
290 static int |
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|
291 ngx_quic_flush_flight(ngx_ssl_conn_t *ssl_conn) |
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|
292 { |
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|
293 ngx_connection_t *c; |
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Moved all QUIC code into ngx_event_quic.c
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294 |
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295 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
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296 |
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Moved all QUIC code into ngx_event_quic.c
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|
297 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "ngx_quic_flush_flight()"); |
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298 |
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299 return 1; |
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|
300 } |
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301 |
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302 |
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|
303 static int |
b28ea685a56e
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|
304 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
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|
305 uint8_t alert) |
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|
306 { |
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|
307 ngx_connection_t *c; |
8235
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|
308 ngx_quic_frame_t *frame; |
8182
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Moved all QUIC code into ngx_event_quic.c
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|
309 |
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|
310 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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311 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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|
312 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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|
313 "ngx_quic_send_alert(), lvl=%d, alert=%d", |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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|
314 (int) level, (int) alert); |
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Moved all QUIC code into ngx_event_quic.c
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diff
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|
315 |
8235
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
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|
316 frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t)); |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
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|
317 if (frame == NULL) { |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
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|
318 return 0; |
552d6868091b
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|
319 } |
552d6868091b
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|
320 |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
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|
321 frame->level = level; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
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|
322 frame->type = NGX_QUIC_FT_CONNECTION_CLOSE; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
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|
323 frame->u.close.error_code = 0x100 + alert; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
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|
324 |
552d6868091b
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|
325 ngx_quic_queue_frame(c->quic, frame); |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
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|
326 |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
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|
327 if (ngx_quic_output(c) != NGX_OK) { |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
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|
328 return 0; |
552d6868091b
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|
329 } |
552d6868091b
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|
330 |
8182
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|
331 return 1; |
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|
332 } |
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|
333 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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|
334 |
8225 | 335 void |
8247
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Configurable transport parameters.
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|
336 ngx_quic_run(ngx_connection_t *c, ngx_ssl_t *ssl, ngx_quic_tp_t *tp, |
e9891e8ee975
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diff
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|
337 ngx_msec_t timeout, ngx_connection_handler_pt handler) |
8225 | 338 { |
339 ngx_buf_t *b; | |
340 ngx_quic_header_t pkt; | |
341 | |
8263
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Connection states code cleanup.
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|
342 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic run"); |
8225 | 343 |
8263
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|
344 c->log->action = "QUIC initialization"; |
8225 | 345 |
346 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); | |
347 | |
348 b = c->buffer; | |
349 | |
350 pkt.log = c->log; | |
351 pkt.raw = b; | |
352 pkt.data = b->start; | |
353 pkt.len = b->last - b->start; | |
354 | |
8247
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|
355 if (ngx_quic_new_connection(c, ssl, tp, &pkt) != NGX_OK) { |
8225 | 356 ngx_quic_close_connection(c); |
357 return; | |
358 } | |
359 | |
360 // we don't need stream handler for initial packet processing | |
361 c->quic->streams.handler = handler; | |
362 c->quic->streams.timeout = timeout; | |
363 | |
364 ngx_add_timer(c->read, timeout); | |
365 | |
8263
1295b293d09a
Connection states code cleanup.
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|
366 c->read->handler = ngx_quic_input_handler; |
8225 | 367 |
368 return; | |
369 } | |
370 | |
8199
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Generic payload handler for quic packets.
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|
371 |
1297dc83a6b9
Generic payload handler for quic packets.
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|
372 static ngx_int_t |
8247
e9891e8ee975
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|
373 ngx_quic_new_connection(ngx_connection_t *c, ngx_ssl_t *ssl, ngx_quic_tp_t *tp, |
8225 | 374 ngx_quic_header_t *pkt) |
8199
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|
375 { |
8265
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Limit output QUIC packets with client max_packet_size.
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|
376 ngx_quic_tp_t *ctp; |
8225 | 377 ngx_quic_connection_t *qc; |
8199
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|
378 |
8225 | 379 if (ngx_buf_size(pkt->raw) < 1200) { |
380 ngx_log_error(NGX_LOG_INFO, c->log, 0, "too small UDP datagram"); | |
381 return NGX_ERROR; | |
382 } | |
8199
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|
383 |
8225 | 384 if (ngx_quic_parse_long_header(pkt) != NGX_OK) { |
8199
1297dc83a6b9
Generic payload handler for quic packets.
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|
385 return NGX_ERROR; |
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Generic payload handler for quic packets.
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|
386 } |
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Generic payload handler for quic packets.
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diff
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|
387 |
8251
c217a907ce42
Added checks for permitted frame types.
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diff
changeset
|
388 if (!ngx_quic_pkt_in(pkt->flags)) { |
8225 | 389 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
390 "invalid initial packet: 0x%xi", pkt->flags); | |
391 return NGX_ERROR; | |
392 } | |
8199
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|
393 |
8225 | 394 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) { |
395 return NGX_ERROR; | |
396 } | |
8199
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|
397 |
8225 | 398 qc = ngx_pcalloc(c->pool, sizeof(ngx_quic_connection_t)); |
399 if (qc == NULL) { | |
400 return NGX_ERROR; | |
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|
401 } |
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|
402 |
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|
403 qc->state = NGX_QUIC_ST_INITIAL; |
1295b293d09a
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diff
changeset
|
404 |
8225 | 405 ngx_rbtree_init(&qc->streams.tree, &qc->streams.sentinel, |
406 ngx_quic_rbtree_insert_stream); | |
407 | |
408 c->quic = qc; | |
409 qc->ssl = ssl; | |
8247
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changeset
|
410 qc->tp = *tp; |
8225 | 411 |
8265
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Limit output QUIC packets with client max_packet_size.
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changeset
|
412 ctp = &qc->ctp; |
d45325e90221
Limit output QUIC packets with client max_packet_size.
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|
413 ctp->max_packet_size = NGX_QUIC_DEFAULT_MAX_PACKET_SIZE; |
d45325e90221
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changeset
|
414 ctp->ack_delay_exponent = NGX_QUIC_DEFAULT_ACK_DELAY_EXPONENT; |
d45325e90221
Limit output QUIC packets with client max_packet_size.
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|
415 ctp->max_ack_delay = NGX_QUIC_DEFAULT_MAX_ACK_DELAY; |
d45325e90221
Limit output QUIC packets with client max_packet_size.
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|
416 |
8225 | 417 qc->dcid.len = pkt->dcid.len; |
418 qc->dcid.data = ngx_pnalloc(c->pool, pkt->dcid.len); | |
419 if (qc->dcid.data == NULL) { | |
420 return NGX_ERROR; | |
421 } | |
422 ngx_memcpy(qc->dcid.data, pkt->dcid.data, qc->dcid.len); | |
423 | |
424 qc->scid.len = pkt->scid.len; | |
425 qc->scid.data = ngx_pnalloc(c->pool, qc->scid.len); | |
426 if (qc->scid.data == NULL) { | |
427 return NGX_ERROR; | |
428 } | |
429 ngx_memcpy(qc->scid.data, pkt->scid.data, qc->scid.len); | |
8199
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|
430 |
8225 | 431 qc->token.len = pkt->token.len; |
432 qc->token.data = ngx_pnalloc(c->pool, qc->token.len); | |
433 if (qc->token.data == NULL) { | |
434 return NGX_ERROR; | |
435 } | |
436 ngx_memcpy(qc->token.data, pkt->token.data, qc->token.len); | |
437 | |
438 | |
439 if (ngx_quic_set_initial_secret(c->pool, &qc->secrets, &qc->dcid) | |
440 != NGX_OK) | |
441 { | |
442 return NGX_ERROR; | |
443 } | |
8199
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changeset
|
444 |
8225 | 445 pkt->secret = &qc->secrets.client.in; |
446 pkt->level = ssl_encryption_initial; | |
447 | |
448 if (ngx_quic_decrypt(c->pool, NULL, pkt) != NGX_OK) { | |
449 return NGX_ERROR; | |
450 } | |
451 | |
452 if (ngx_quic_init_connection(c) != NGX_OK) { | |
453 return NGX_ERROR; | |
454 } | |
455 | |
456 return ngx_quic_payload_handler(c, pkt); | |
8199
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|
457 } |
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Generic payload handler for quic packets.
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changeset
|
458 |
1297dc83a6b9
Generic payload handler for quic packets.
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diff
changeset
|
459 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
460 static ngx_int_t |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
461 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
|
462 { |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
463 int n, sslerr; |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
464 u_char *p; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
465 ssize_t len; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
466 ngx_ssl_conn_t *ssl_conn; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
467 ngx_quic_connection_t *qc; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
468 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
469 qc = c->quic; |
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 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
|
472 return NGX_ERROR; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
473 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
474 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
475 ssl_conn = c->ssl->connection; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
476 |
8232
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
477 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
|
478 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
|
479 "SSL_set_quic_method() failed"); |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
480 return NGX_ERROR; |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
481 } |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
482 |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
483 len = ngx_quic_create_transport_params(NULL, NULL, &qc->tp); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
484 /* always succeeds */ |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
485 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
486 p = ngx_pnalloc(c->pool, len); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
487 if (p == NULL) { |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
488 return NGX_ERROR; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
489 } |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
490 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
491 len = ngx_quic_create_transport_params(p, p + len, &qc->tp); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
492 if (len < 0) { |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
493 return NGX_ERROR; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
494 } |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
495 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
496 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
|
497 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
|
498 "SSL_set_quic_transport_params() failed"); |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
499 return NGX_ERROR; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
500 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
501 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
502 qc->state = NGX_QUIC_ST_HANDSHAKE; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
503 |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
504 n = SSL_do_handshake(ssl_conn); |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
505 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
506 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
|
507 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
508 if (n == -1) { |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
509 sslerr = SSL_get_error(ssl_conn, n); |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
510 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
511 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
|
512 sslerr); |
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 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
515 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
|
516 "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
|
517 (int) SSL_quic_read_level(ssl_conn), |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
518 (int) SSL_quic_write_level(ssl_conn)); |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
519 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
520 return NGX_OK; |
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 |
8225 | 524 static void |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
525 ngx_quic_input_handler(ngx_event_t *rev) |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
526 { |
8225 | 527 ssize_t n; |
528 ngx_buf_t b; | |
529 ngx_connection_t *c; | |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
530 |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
531 static u_char buf[65535]; |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
532 |
8225 | 533 b.start = buf; |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
534 b.end = buf + sizeof(buf); |
8225 | 535 b.pos = b.last = b.start; |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
536 |
8225 | 537 c = rev->data; |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
538 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
539 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
|
540 |
8225 | 541 if (rev->timedout) { |
542 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); | |
543 ngx_quic_close_connection(c); | |
544 return; | |
8212
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
8211
diff
changeset
|
545 } |
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
8211
diff
changeset
|
546 |
8246
0d9bc77ae30d
Reset QUIC timeout on every datagram.
Roman Arutyunyan <arut@nginx.com>
parents:
8245
diff
changeset
|
547 ngx_add_timer(rev, c->quic->streams.timeout); |
0d9bc77ae30d
Reset QUIC timeout on every datagram.
Roman Arutyunyan <arut@nginx.com>
parents:
8245
diff
changeset
|
548 |
8225 | 549 if (c->close) { |
550 ngx_quic_close_connection(c); | |
551 return; | |
552 } | |
8220
7ada2feeac18
Added processing of CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8218
diff
changeset
|
553 |
8225 | 554 n = c->recv(c, b.start, b.end - b.start); |
8215 | 555 |
8225 | 556 if (n == NGX_AGAIN) { |
557 return; | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
558 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
559 |
8225 | 560 if (n == NGX_ERROR) { |
561 c->read->eof = 1; | |
562 ngx_quic_close_connection(c); | |
563 return; | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
564 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
565 |
8225 | 566 b.last += n; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
567 |
8225 | 568 if (ngx_quic_input(c, &b) != NGX_OK) { |
569 ngx_quic_close_connection(c); | |
570 return; | |
571 } | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
572 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
573 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
574 |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
575 static void |
8225 | 576 ngx_quic_close_connection(ngx_connection_t *c) |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
577 { |
8225 | 578 ngx_pool_t *pool; |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
579 |
8225 | 580 /* XXX wait for all streams to close */ |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
581 |
8225 | 582 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
583 "close quic connection: %d", c->fd); | |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
584 |
8225 | 585 if (c->ssl) { |
586 (void) ngx_ssl_shutdown(c); | |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
587 } |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
588 |
8225 | 589 #if (NGX_STAT_STUB) |
590 (void) ngx_atomic_fetch_add(ngx_stat_active, -1); | |
591 #endif | |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
592 |
8225 | 593 c->destroyed = 1; |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
594 |
8225 | 595 pool = c->pool; |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
596 |
8225 | 597 ngx_close_connection(c); |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
598 |
8225 | 599 ngx_destroy_pool(pool); |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
600 } |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
601 |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
602 |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
603 static ngx_int_t |
8225 | 604 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
|
605 { |
8225 | 606 u_char *p; |
607 ngx_int_t rc; | |
608 ngx_quic_header_t pkt; | |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
609 |
8225 | 610 p = b->start; |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
611 |
8225 | 612 do { |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
613 c->log->action = "processing quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
614 |
8225 | 615 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
616 pkt.raw = b; | |
617 pkt.data = p; | |
618 pkt.len = b->last - p; | |
619 pkt.log = c->log; | |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
620 pkt.flags = p[0]; |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
621 |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
622 if (pkt.flags == 0) { |
8225 | 623 /* XXX: no idea WTF is this, just ignore */ |
624 ngx_log_error(NGX_LOG_ALERT, c->log, 0, "FIREFOX: ZEROES"); | |
625 break; | |
626 } | |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
627 |
8225 | 628 // TODO: check current state |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
629 if (ngx_quic_long_pkt(pkt.flags)) { |
8225 | 630 |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
631 if (ngx_quic_pkt_in(pkt.flags)) { |
8225 | 632 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
|
633 |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
634 } else if (ngx_quic_pkt_hs(pkt.flags)) { |
8225 | 635 rc = ngx_quic_handshake_input(c, &pkt); |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
636 |
8225 | 637 } else { |
638 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
639 "BUG: unknown quic state"); | |
640 return NGX_ERROR; | |
641 } | |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
642 |
8225 | 643 } else { |
644 rc = ngx_quic_app_input(c, &pkt); | |
645 } | |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
646 |
8267
a8349cc72c64
Avoid using QUIC connection after CONNECTION_CLOSE.
Roman Arutyunyan <arut@nginx.com>
parents:
8266
diff
changeset
|
647 if (rc != NGX_OK) { |
a8349cc72c64
Avoid using QUIC connection after CONNECTION_CLOSE.
Roman Arutyunyan <arut@nginx.com>
parents:
8266
diff
changeset
|
648 return rc; |
8225 | 649 } |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
650 |
8225 | 651 /* b->pos is at header end, adjust by actual packet length */ |
652 p = b->pos + pkt.len; | |
653 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
|
654 |
8225 | 655 } while (p < b->last); |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
656 |
8225 | 657 return NGX_OK; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
658 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
659 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
660 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
661 static ngx_int_t |
8223 | 662 ngx_quic_initial_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
663 { | |
664 ngx_ssl_conn_t *ssl_conn; | |
665 ngx_quic_connection_t *qc; | |
666 | |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
667 c->log->action = "processing initial quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
668 |
8223 | 669 qc = c->quic; |
670 ssl_conn = c->ssl->connection; | |
671 | |
8224
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
8223
diff
changeset
|
672 if (ngx_quic_parse_long_header(pkt) != NGX_OK) { |
8223 | 673 return NGX_ERROR; |
674 } | |
675 | |
8224
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
8223
diff
changeset
|
676 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) { |
8223 | 677 return NGX_ERROR; |
678 } | |
679 | |
680 pkt->secret = &qc->secrets.client.in; | |
681 pkt->level = ssl_encryption_initial; | |
682 | |
683 if (ngx_quic_decrypt(c->pool, ssl_conn, pkt) != NGX_OK) { | |
684 return NGX_ERROR; | |
685 } | |
686 | |
687 return ngx_quic_payload_handler(c, pkt); | |
688 } | |
689 | |
690 | |
691 static ngx_int_t | |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
692 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
|
693 { |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
694 ngx_quic_connection_t *qc; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
695 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
696 c->log->action = "processing handshake quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
697 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
698 qc = c->quic; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
699 |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
700 /* 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
|
701 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
|
702 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
703 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
704 |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
705 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
|
706 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
|
707 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
708 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
709 |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
710 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
|
711 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
|
712 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
713 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
714 |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
715 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
|
716 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
|
717 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
718 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
719 |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
720 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
|
721 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
|
722 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
723 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
724 |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
725 if (!ngx_quic_pkt_hs(pkt->flags)) { |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
726 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
|
727 "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
|
728 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
729 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
730 |
8224
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
8223
diff
changeset
|
731 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
|
732 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
733 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
734 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
735 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
|
736 pkt->level = ssl_encryption_handshake; |
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
737 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
738 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
|
739 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
740 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
741 |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
742 return ngx_quic_payload_handler(c, pkt); |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
743 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
744 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
745 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
746 static ngx_int_t |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
747 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
|
748 { |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
749 ngx_quic_connection_t *qc; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
750 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
751 c->log->action = "processing application data quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
752 |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
753 qc = c->quic; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
754 |
8223 | 755 if (qc->secrets.client.ad.key.len == 0) { |
756 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
757 "no read keys yet, packet ignored"); | |
758 return NGX_DECLINED; | |
759 } | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
760 |
8224
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
8223
diff
changeset
|
761 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
|
762 return NGX_ERROR; |
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8184
diff
changeset
|
763 } |
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8184
diff
changeset
|
764 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
765 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
|
766 pkt->level = ssl_encryption_application; |
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
767 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
768 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
|
769 return NGX_ERROR; |
8185
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8184
diff
changeset
|
770 } |
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8184
diff
changeset
|
771 |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
772 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
|
773 } |
8171 | 774 |
775 | |
8225 | 776 static ngx_int_t |
777 ngx_quic_payload_handler(ngx_connection_t *c, ngx_quic_header_t *pkt) | |
778 { | |
779 u_char *end, *p; | |
780 ssize_t len; | |
781 ngx_uint_t ack_this, do_close; | |
782 ngx_quic_frame_t frame, *ack_frame; | |
783 ngx_quic_connection_t *qc; | |
784 | |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
785 c->log->action = "processing quic payload"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
786 |
8225 | 787 qc = c->quic; |
788 | |
789 p = pkt->payload.data; | |
790 end = p + pkt->payload.len; | |
791 | |
792 ack_this = 0; | |
793 do_close = 0; | |
794 | |
795 while (p < end) { | |
796 | |
8240
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
8239
diff
changeset
|
797 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
|
798 |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
799 if (len == NGX_DECLINED) { |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
800 /* TODO: handle protocol violation: |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
801 * such frame not allowed in this packet |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
802 */ |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
803 return NGX_ERROR; |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
804 } |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
805 |
8225 | 806 if (len < 0) { |
807 return NGX_ERROR; | |
808 } | |
809 | |
810 p += len; | |
811 | |
812 switch (frame.type) { | |
813 | |
814 case NGX_QUIC_FT_ACK: | |
815 if (ngx_quic_handle_ack_frame(c, pkt, &frame.u.ack) != NGX_OK) { | |
816 return NGX_ERROR; | |
817 } | |
818 | |
819 break; | |
820 | |
821 case NGX_QUIC_FT_CRYPTO: | |
822 | |
823 if (ngx_quic_handle_crypto_frame(c, pkt, &frame.u.crypto) | |
824 != NGX_OK) | |
825 { | |
826 return NGX_ERROR; | |
827 } | |
828 | |
829 ack_this = 1; | |
830 break; | |
831 | |
832 case NGX_QUIC_FT_PADDING: | |
833 break; | |
834 | |
835 case NGX_QUIC_FT_PING: | |
836 ack_this = 1; | |
837 break; | |
838 | |
839 case NGX_QUIC_FT_NEW_CONNECTION_ID: | |
840 ack_this = 1; | |
841 break; | |
842 | |
843 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
|
844 case NGX_QUIC_FT_CONNECTION_CLOSE2: |
8225 | 845 |
846 do_close = 1; | |
847 break; | |
848 | |
849 case NGX_QUIC_FT_STREAM0: | |
850 case NGX_QUIC_FT_STREAM1: | |
851 case NGX_QUIC_FT_STREAM2: | |
852 case NGX_QUIC_FT_STREAM3: | |
853 case NGX_QUIC_FT_STREAM4: | |
854 case NGX_QUIC_FT_STREAM5: | |
855 case NGX_QUIC_FT_STREAM6: | |
856 case NGX_QUIC_FT_STREAM7: | |
857 | |
858 if (ngx_quic_handle_stream_frame(c, pkt, &frame.u.stream) | |
859 != NGX_OK) | |
860 { | |
861 return NGX_ERROR; | |
862 } | |
863 | |
864 ack_this = 1; | |
865 break; | |
866 | |
8237
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
867 case NGX_QUIC_FT_MAX_DATA: |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
868 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
|
869 ack_this = 1; |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
870 break; |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
871 |
8231
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
8229
diff
changeset
|
872 case NGX_QUIC_FT_RESET_STREAM: |
8240
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
8239
diff
changeset
|
873 /* TODO: handle */ |
8231
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
8229
diff
changeset
|
874 break; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
8229
diff
changeset
|
875 |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
8229
diff
changeset
|
876 case NGX_QUIC_FT_STOP_SENDING: |
8240
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
8239
diff
changeset
|
877 /* TODO: handle; need ack ? */ |
8231
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
8229
diff
changeset
|
878 break; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
8229
diff
changeset
|
879 |
8236
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
880 case NGX_QUIC_FT_STREAMS_BLOCKED: |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
881 case NGX_QUIC_FT_STREAMS_BLOCKED2: |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
882 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
883 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
|
884 &frame.u.streams_blocked) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
885 != NGX_OK) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
886 { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
887 return NGX_ERROR; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
888 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
889 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
890 ack_this = 1; |
8236
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
891 break; |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
892 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
893 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
|
894 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
895 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
|
896 &frame.u.stream_data_blocked) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
897 != NGX_OK) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
898 { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
899 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
900 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
901 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
902 ack_this = 1; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
903 break; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
904 |
8225 | 905 default: |
906 return NGX_ERROR; | |
907 } | |
908 } | |
909 | |
910 if (p != end) { | |
911 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
912 "trailing garbage in payload: %ui bytes", end - p); | |
913 return NGX_ERROR; | |
914 } | |
915 | |
916 if (do_close) { | |
8267
a8349cc72c64
Avoid using QUIC connection after CONNECTION_CLOSE.
Roman Arutyunyan <arut@nginx.com>
parents:
8266
diff
changeset
|
917 return NGX_DONE; |
8225 | 918 } |
919 | |
920 if (ack_this == 0) { | |
921 /* do not ack packets with ACKs and PADDING */ | |
922 return NGX_OK; | |
923 } | |
924 | |
925 // packet processed, ACK it now if required | |
926 // TODO: if (ack_required) ... - currently just ack each packet | |
927 | |
928 ack_frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t)); | |
929 if (ack_frame == NULL) { | |
930 return NGX_ERROR; | |
931 } | |
932 | |
933 ack_frame->level = pkt->level; | |
934 ack_frame->type = NGX_QUIC_FT_ACK; | |
935 ack_frame->u.ack.pn = pkt->pn; | |
936 | |
937 ngx_sprintf(ack_frame->info, "ACK for PN=%d from frame handler level=%d", pkt->pn, pkt->level); | |
938 ngx_quic_queue_frame(qc, ack_frame); | |
939 | |
940 return ngx_quic_output(c); | |
941 } | |
942 | |
943 | |
944 static ngx_int_t | |
945 ngx_quic_handle_ack_frame(ngx_connection_t *c, ngx_quic_header_t *pkt, | |
946 ngx_quic_ack_frame_t *f) | |
947 { | |
948 /* TODO: handle ACK here */ | |
949 return NGX_OK; | |
950 } | |
951 | |
952 | |
953 static ngx_int_t | |
954 ngx_quic_handle_crypto_frame(ngx_connection_t *c, ngx_quic_header_t *pkt, | |
955 ngx_quic_crypto_frame_t *f) | |
956 { | |
957 int sslerr; | |
958 ssize_t n; | |
959 ngx_ssl_conn_t *ssl_conn; | |
960 | |
961 if (f->offset != 0x0) { | |
962 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
963 "crypto frame with non-zero offset"); | |
964 // TODO: add support for crypto frames spanning packets | |
965 return NGX_ERROR; | |
966 } | |
967 | |
968 ssl_conn = c->ssl->connection; | |
969 | |
970 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
971 "SSL_quic_read_level: %d, SSL_quic_write_level: %d", | |
972 (int) SSL_quic_read_level(ssl_conn), | |
973 (int) SSL_quic_write_level(ssl_conn)); | |
974 | |
975 if (!SSL_provide_quic_data(ssl_conn, SSL_quic_read_level(ssl_conn), | |
976 f->data, f->len)) | |
977 { | |
978 ngx_ssl_error(NGX_LOG_INFO, c->log, 0, | |
979 "SSL_provide_quic_data() failed"); | |
980 return NGX_ERROR; | |
981 } | |
982 | |
983 n = SSL_do_handshake(ssl_conn); | |
984 | |
985 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_do_handshake: %d", n); | |
986 | |
987 if (n == -1) { | |
988 sslerr = SSL_get_error(ssl_conn, n); | |
989 | |
990 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", | |
991 sslerr); | |
992 | |
993 if (sslerr == SSL_ERROR_SSL) { | |
994 ngx_ssl_error(NGX_LOG_ERR, c->log, 0, "SSL_do_handshake() failed"); | |
995 } | |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
996 |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
997 } else if (n == 1) { |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
998 c->quic->state = NGX_QUIC_ST_APPLICATION; |
8225 | 999 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1000 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8225 | 1001 "quic ssl cipher: %s", SSL_get_cipher(ssl_conn)); |
1002 | |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1003 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1004 "handshake completed successfully"); |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1005 } |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1006 |
8225 | 1007 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
1008 "SSL_quic_read_level: %d, SSL_quic_write_level: %d", | |
1009 (int) SSL_quic_read_level(ssl_conn), | |
1010 (int) SSL_quic_write_level(ssl_conn)); | |
1011 | |
1012 return NGX_OK; | |
1013 } | |
1014 | |
1015 | |
1016 static ngx_int_t | |
1017 ngx_quic_handle_stream_frame(ngx_connection_t *c, | |
1018 ngx_quic_header_t *pkt, ngx_quic_stream_frame_t *f) | |
1019 { | |
1020 ngx_buf_t *b; | |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1021 ngx_event_t *rev; |
8225 | 1022 ngx_quic_connection_t *qc; |
1023 ngx_quic_stream_node_t *sn; | |
1024 | |
1025 qc = c->quic; | |
1026 | |
1027 sn = ngx_quic_find_stream(&qc->streams.tree, f->stream_id); | |
1028 | |
1029 if (sn) { | |
1030 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "existing stream"); | |
1031 b = sn->b; | |
1032 | |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1033 if ((size_t) ((b->pos - b->start) + (b->end - b->last)) < f->length) { |
8225 | 1034 ngx_log_error(NGX_LOG_INFO, c->log, 0, "no space in stream buffer"); |
1035 return NGX_ERROR; | |
1036 } | |
1037 | |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1038 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
|
1039 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
|
1040 b->pos = b->start; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1041 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1042 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1043 b->last = ngx_cpymem(b->last, f->data, f->length); |
8225 | 1044 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1045 rev = sn->c->read; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1046 rev->ready = 1; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1047 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1048 if (rev->active) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1049 rev->handler(rev); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1050 } |
8225 | 1051 |
1052 return NGX_OK; | |
1053 } | |
1054 | |
1055 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "stream is new"); | |
1056 | |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1057 sn = ngx_quic_create_stream(c, f->stream_id); |
8225 | 1058 if (sn == NULL) { |
1059 return NGX_ERROR; | |
1060 } | |
1061 | |
1062 b = sn->b; | |
1063 | |
1064 ngx_memcpy(b->start, f->data, f->length); | |
1065 b->last = b->start + f->length; | |
1066 | |
1067 qc->streams.handler(sn->c); | |
1068 | |
1069 return NGX_OK; | |
1070 } | |
1071 | |
1072 | |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1073 static ngx_int_t |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1074 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
|
1075 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
|
1076 { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1077 ngx_quic_frame_t *frame; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1078 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1079 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
|
1080 if (frame == NULL) { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
1081 return NGX_ERROR; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1082 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1083 |
a14afe21e692
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Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1084 frame->level = pkt->level; |
a14afe21e692
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Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1085 frame->type = NGX_QUIC_FT_MAX_STREAMS; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1086 frame->u.max_streams.limit = f->limit * 2; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1087 frame->u.max_streams.bidi = f->bidi; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1088 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1089 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
|
1090 (int) frame->u.max_streams.limit, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1091 (int) frame->u.max_streams.bidi, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1092 frame->level); |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1093 |
a14afe21e692
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Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
1094 ngx_quic_queue_frame(c->quic, frame); |
a14afe21e692
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diff
changeset
|
1095 |
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Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
1096 return NGX_OK; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1097 } |
a14afe21e692
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Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1098 |
a14afe21e692
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Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1099 |
8266
f92e583fc256
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8265
diff
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|
1100 static ngx_int_t |
f92e583fc256
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8265
diff
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|
1101 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>
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8265
diff
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|
1102 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
|
1103 { |
f92e583fc256
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Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1104 size_t n; |
f92e583fc256
Better flow control and buffering for QUIC streams.
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parents:
8265
diff
changeset
|
1105 ngx_buf_t *b; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
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8265
diff
changeset
|
1106 ngx_quic_frame_t *frame; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1107 ngx_quic_connection_t *qc; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1108 ngx_quic_stream_node_t *sn; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1109 |
f92e583fc256
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Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
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|
1110 qc = c->quic; |
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Better flow control and buffering for QUIC streams.
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8265
diff
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|
1111 sn = ngx_quic_find_stream(&qc->streams.tree, f->id); |
f92e583fc256
Better flow control and buffering for QUIC streams.
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parents:
8265
diff
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|
1112 |
f92e583fc256
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Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1113 if (sn == NULL) { |
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Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1114 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:
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diff
changeset
|
1115 return NGX_ERROR; |
f92e583fc256
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Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
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|
1116 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1117 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1118 b = sn->b; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1119 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
|
1120 |
f92e583fc256
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Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1121 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
|
1122 if (frame == NULL) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1123 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1124 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1125 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1126 frame->level = pkt->level; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1127 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
|
1128 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
|
1129 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
|
1130 |
f92e583fc256
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Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1131 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
|
1132 (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
|
1133 (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
|
1134 frame->level); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1135 |
f92e583fc256
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Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1136 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
|
1137 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1138 return NGX_OK; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1139 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1140 |
f92e583fc256
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Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1141 |
8225 | 1142 static void |
1143 ngx_quic_queue_frame(ngx_quic_connection_t *qc, ngx_quic_frame_t *frame) | |
1144 { | |
1145 ngx_quic_frame_t *f; | |
1146 | |
1147 if (qc->frames == NULL) { | |
1148 qc->frames = frame; | |
1149 return; | |
1150 } | |
1151 | |
1152 for (f = qc->frames; f->next; f = f->next) { | |
1153 if (f->next->level > frame->level) { | |
1154 break; | |
1155 } | |
1156 } | |
1157 | |
1158 frame->next = f->next; | |
1159 f->next = frame; | |
1160 } | |
1161 | |
1162 | |
1163 static ngx_int_t | |
1164 ngx_quic_output(ngx_connection_t *c) | |
1165 { | |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1166 size_t len, hlen, n; |
8225 | 1167 ngx_uint_t lvl; |
1168 ngx_quic_frame_t *f, *start; | |
1169 ngx_quic_connection_t *qc; | |
1170 | |
1171 qc = c->quic; | |
1172 | |
1173 if (qc->frames == NULL) { | |
1174 return NGX_OK; | |
1175 } | |
1176 | |
1177 lvl = qc->frames->level; | |
1178 start = qc->frames; | |
1179 f = start; | |
1180 | |
1181 do { | |
1182 len = 0; | |
1183 | |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1184 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
|
1185 : NGX_QUIC_MAX_LONG_HEADER; |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1186 |
8225 | 1187 do { |
1188 /* process same-level group of frames */ | |
1189 | |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1190 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
|
1191 |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1192 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
|
1193 break; |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1194 } |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1195 |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1196 len += n; |
8225 | 1197 |
1198 f = f->next; | |
1199 } while (f && f->level == lvl); | |
1200 | |
1201 | |
1202 if (ngx_quic_frames_send(c, start, f, len) != NGX_OK) { | |
1203 return NGX_ERROR; | |
1204 } | |
1205 | |
1206 if (f == NULL) { | |
1207 break; | |
1208 } | |
1209 | |
1210 lvl = f->level; // TODO: must not decrease (ever, also between calls) | |
1211 start = f; | |
1212 | |
1213 } while (1); | |
1214 | |
1215 qc->frames = NULL; | |
1216 | |
1217 return NGX_OK; | |
1218 } | |
1219 | |
1220 | |
1221 /* pack a group of frames [start; end) into memory p and send as single packet */ | |
1222 ngx_int_t | |
1223 ngx_quic_frames_send(ngx_connection_t *c, ngx_quic_frame_t *start, | |
1224 ngx_quic_frame_t *end, size_t total) | |
1225 { | |
1226 ssize_t len; | |
1227 u_char *p; | |
1228 ngx_str_t out; | |
1229 ngx_quic_frame_t *f; | |
1230 | |
1231 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
1232 "sending frames %p...%p", start, end); | |
1233 | |
1234 p = ngx_pnalloc(c->pool, total); | |
1235 if (p == NULL) { | |
1236 return NGX_ERROR; | |
1237 } | |
1238 | |
1239 out.data = p; | |
1240 | |
1241 for (f = start; f != end; f = f->next) { | |
1242 | |
1243 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "frame: %s", f->info); | |
1244 | |
1245 len = ngx_quic_create_frame(p, p + total, f); | |
1246 if (len == -1) { | |
1247 return NGX_ERROR; | |
1248 } | |
1249 | |
1250 p += len; | |
1251 } | |
1252 | |
1253 out.len = p - out.data; | |
1254 | |
1255 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
1256 "packet ready: %ui bytes at level %d", | |
1257 out.len, start->level); | |
1258 | |
1259 // IOVEC/sendmsg_chain ? | |
1260 if (ngx_quic_send_packet(c, c->quic, start->level, &out) != NGX_OK) { | |
1261 return NGX_ERROR; | |
1262 } | |
1263 | |
1264 return NGX_OK; | |
1265 } | |
1266 | |
1267 | |
1268 static ngx_int_t | |
1269 ngx_quic_send_packet(ngx_connection_t *c, ngx_quic_connection_t *qc, | |
1270 enum ssl_encryption_level_t level, ngx_str_t *payload) | |
1271 { | |
1272 ngx_str_t res; | |
1273 ngx_quic_header_t pkt; | |
1274 | |
1275 pkt.log = c->log; | |
1276 | |
1277 static ngx_str_t initial_token = ngx_null_string; | |
1278 | |
1279 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); | |
1280 ngx_quic_hexdump0(c->log, "payload", payload->data, payload->len); | |
1281 | |
1282 pkt.level = level; | |
1283 pkt.dcid = qc->dcid; | |
1284 pkt.scid = qc->scid; | |
1285 | |
1286 if (level == ssl_encryption_initial) { | |
1287 pkt.number = &qc->initial_pn; | |
1288 pkt.flags = NGX_QUIC_PKT_INITIAL; | |
1289 pkt.secret = &qc->secrets.server.in; | |
1290 pkt.token = initial_token; | |
1291 | |
1292 } else if (level == ssl_encryption_handshake) { | |
1293 pkt.number = &qc->handshake_pn; | |
1294 pkt.flags = NGX_QUIC_PKT_HANDSHAKE; | |
1295 pkt.secret = &qc->secrets.server.hs; | |
1296 | |
1297 } else { | |
1298 pkt.number = &qc->appdata_pn; | |
1299 pkt.secret = &qc->secrets.server.ad; | |
1300 } | |
1301 | |
1302 if (ngx_quic_encrypt(c->pool, c->ssl->connection, &pkt, payload, &res) | |
1303 != NGX_OK) | |
1304 { | |
1305 return NGX_ERROR; | |
1306 } | |
1307 | |
1308 ngx_quic_hexdump0(c->log, "packet to send", res.data, res.len); | |
1309 | |
1310 c->send(c, res.data, res.len); // TODO: err handling | |
1311 | |
1312 (*pkt.number)++; | |
1313 | |
1314 return NGX_OK; | |
1315 } | |
1316 | |
1317 | |
1318 ngx_connection_t * | |
1319 ngx_quic_create_uni_stream(ngx_connection_t *c) | |
1320 { | |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1321 ngx_uint_t id; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1322 ngx_quic_stream_t *qs; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1323 ngx_quic_connection_t *qc; |
cfc429911c0d
Implemented creation of server unidirectional streams.
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8225
diff
changeset
|
1324 ngx_quic_stream_node_t *sn; |
cfc429911c0d
Implemented creation of server unidirectional streams.
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parents:
8225
diff
changeset
|
1325 |
cfc429911c0d
Implemented creation of server unidirectional streams.
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parents:
8225
diff
changeset
|
1326 qs = c->qs; |
cfc429911c0d
Implemented creation of server unidirectional streams.
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parents:
8225
diff
changeset
|
1327 qc = qs->parent->quic; |
cfc429911c0d
Implemented creation of server unidirectional streams.
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parents:
8225
diff
changeset
|
1328 |
cfc429911c0d
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parents:
8225
diff
changeset
|
1329 /* |
cfc429911c0d
Implemented creation of server unidirectional streams.
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parents:
8225
diff
changeset
|
1330 * A stream ID is a 62-bit integer that is unique for all streams |
cfc429911c0d
Implemented creation of server unidirectional streams.
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parents:
8225
diff
changeset
|
1331 * on a connection. |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1332 * |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1333 * 0x3 | Server-Initiated, Unidirectional |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1334 */ |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1335 id = (qc->streams.id_counter << 2) | 0x3; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1336 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1337 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
|
1338 "creating server uni stream #%ui id %ui", |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1339 qc->streams.id_counter, id); |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1340 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1341 qc->streams.id_counter++; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1342 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1343 sn = ngx_quic_create_stream(qs->parent, id); |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1344 if (sn == NULL) { |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1345 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1346 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1347 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1348 return sn->c; |
8225 | 1349 } |
1350 | |
1351 | |
1352 static void | |
1353 ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp, | |
1354 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) | |
1355 { | |
1356 ngx_rbtree_node_t **p; | |
1357 ngx_quic_stream_node_t *qn, *qnt; | |
1358 | |
1359 for ( ;; ) { | |
1360 | |
1361 if (node->key < temp->key) { | |
1362 | |
1363 p = &temp->left; | |
1364 | |
1365 } else if (node->key > temp->key) { | |
1366 | |
1367 p = &temp->right; | |
1368 | |
1369 } else { /* node->key == temp->key */ | |
1370 | |
1371 qn = (ngx_quic_stream_node_t *) &node->color; | |
1372 qnt = (ngx_quic_stream_node_t *) &temp->color; | |
1373 | |
1374 if (qn->c < qnt->c) { | |
1375 p = &temp->left; | |
1376 } else { | |
1377 p = &temp->right; | |
1378 } | |
1379 } | |
1380 | |
1381 if (*p == sentinel) { | |
1382 break; | |
1383 } | |
1384 | |
1385 temp = *p; | |
1386 } | |
1387 | |
1388 *p = node; | |
1389 node->parent = temp; | |
1390 node->left = sentinel; | |
1391 node->right = sentinel; | |
1392 ngx_rbt_red(node); | |
1393 } | |
1394 | |
1395 | |
1396 static ngx_quic_stream_node_t * | |
1397 ngx_quic_find_stream(ngx_rbtree_t *rbtree, ngx_uint_t key) | |
1398 { | |
1399 ngx_rbtree_node_t *node, *sentinel; | |
1400 | |
1401 node = rbtree->root; | |
1402 sentinel = rbtree->sentinel; | |
1403 | |
1404 while (node != sentinel) { | |
1405 | |
1406 if (key == node->key) { | |
1407 return (ngx_quic_stream_node_t *) node; | |
1408 } | |
1409 | |
1410 node = (key < node->key) ? node->left : node->right; | |
1411 } | |
1412 | |
1413 return NULL; | |
1414 } | |
1415 | |
1416 | |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1417 static ngx_quic_stream_node_t * |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1418 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
|
1419 { |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1420 size_t n; |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1421 ngx_log_t *log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1422 ngx_pool_t *pool; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1423 ngx_event_t *rev, *wev; |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
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|
1424 ngx_pool_cleanup_t *cln; |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1425 ngx_quic_connection_t *qc; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1426 ngx_quic_stream_node_t *sn; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1427 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1428 qc = c->quic; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1429 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1430 sn = ngx_pcalloc(c->pool, sizeof(ngx_quic_stream_node_t)); |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1431 if (sn == NULL) { |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1432 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1433 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1434 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1435 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
|
1436 if (sn->c == NULL) { |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1437 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1438 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1439 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1440 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
|
1441 if (pool == NULL) { |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1442 /* XXX free connection */ |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1443 // TODO: add pool cleanup handdler |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1444 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1445 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1446 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1447 log = ngx_palloc(pool, sizeof(ngx_log_t)); |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1448 if (log == NULL) { |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1449 /* XXX free pool and connection */ |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1450 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1451 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1452 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1453 *log = *c->log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1454 pool->log = log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1455 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1456 sn->c->log = log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1457 sn->c->pool = pool; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1458 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1459 sn->c->listening = c->listening; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1460 sn->c->sockaddr = c->sockaddr; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1461 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
|
1462 sn->c->addr_text = c->addr_text; |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1463 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1464 rev = sn->c->read; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1465 wev = sn->c->write; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1466 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1467 rev->ready = 1; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1468 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1469 rev->log = c->log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1470 wev->log = c->log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1471 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1472 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
|
1473 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1474 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
|
1475 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
|
1476 |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1477 sn->node.key =id; |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1478 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
|
1479 if (sn->b == NULL) { |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1480 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1481 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1482 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1483 ngx_rbtree_insert(&qc->streams.tree, &sn->node); |
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 sn->s.id = id; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1486 sn->s.unidirectional = (sn->s.id & 0x02) ? 1 : 0; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1487 sn->s.parent = c; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1488 sn->c->qs = &sn->s; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1489 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1490 sn->c->recv = ngx_quic_stream_recv; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1491 sn->c->send = ngx_quic_stream_send; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1492 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
|
1493 |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1494 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
|
1495 if (cln == NULL) { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1496 ngx_close_connection(sn->c); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1497 ngx_destroy_pool(pool); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1498 return NULL; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1499 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1500 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1501 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
|
1502 cln->data = sn->c; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1503 |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1504 return sn; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
1505 } |
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 |
8225 | 1508 static ssize_t |
1509 ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf, size_t size) | |
1510 { | |
1511 ssize_t len; | |
1512 ngx_buf_t *b; | |
1513 ngx_quic_stream_t *qs; | |
1514 ngx_quic_connection_t *qc; | |
1515 ngx_quic_stream_node_t *sn; | |
1516 | |
1517 qs = c->qs; | |
1518 qc = qs->parent->quic; | |
1519 | |
1520 // XXX: get direct pointer from stream structure? | |
1521 sn = ngx_quic_find_stream(&qc->streams.tree, qs->id); | |
1522 | |
1523 if (sn == NULL) { | |
1524 return NGX_ERROR; | |
1525 } | |
1526 | |
1527 // XXX: how to return EOF? | |
1528 | |
1529 b = sn->b; | |
1530 | |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1531 if (b->pos == b->last) { |
8225 | 1532 c->read->ready = 0; |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1533 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
|
1534 return NGX_AGAIN; |
8225 | 1535 } |
1536 | |
1537 len = ngx_min(b->last - b->pos, (ssize_t) size); | |
1538 | |
1539 ngx_memcpy(buf, b->pos, len); | |
1540 | |
1541 b->pos += len; | |
1542 | |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1543 if (b->pos == b->last) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1544 b->pos = b->start; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1545 b->last = b->start; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1546 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1547 |
8225 | 1548 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
1549 "quic recv: %z of %uz", len, size); | |
1550 | |
1551 return len; | |
1552 } | |
1553 | |
1554 | |
1555 static ssize_t | |
1556 ngx_quic_stream_send(ngx_connection_t *c, u_char *buf, size_t size) | |
1557 { | |
1558 u_char *p; | |
1559 ngx_connection_t *pc; | |
1560 ngx_quic_frame_t *frame; | |
1561 ngx_quic_stream_t *qs; | |
1562 ngx_quic_connection_t *qc; | |
1563 ngx_quic_stream_node_t *sn; | |
1564 | |
1565 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic send: %uz", size); | |
1566 | |
1567 qs = c->qs; | |
1568 pc = qs->parent; | |
1569 qc = pc->quic; | |
1570 | |
1571 // XXX: get direct pointer from stream structure? | |
1572 sn = ngx_quic_find_stream(&qc->streams.tree, qs->id); | |
1573 | |
1574 if (sn == NULL) { | |
1575 return NGX_ERROR; | |
1576 } | |
1577 | |
1578 frame = ngx_pcalloc(pc->pool, sizeof(ngx_quic_frame_t)); | |
1579 if (frame == NULL) { | |
1580 return 0; | |
1581 } | |
1582 | |
1583 p = ngx_pnalloc(pc->pool, size); | |
1584 if (p == NULL) { | |
1585 return 0; | |
1586 } | |
1587 | |
1588 ngx_memcpy(p, buf, size); | |
1589 | |
1590 frame->level = ssl_encryption_application; | |
1591 frame->type = NGX_QUIC_FT_STREAM6; /* OFF=1 LEN=1 FIN=0 */ | |
1592 frame->u.stream.off = 1; | |
1593 frame->u.stream.len = 1; | |
1594 frame->u.stream.fin = 0; | |
1595 | |
1596 frame->u.stream.type = frame->type; | |
1597 frame->u.stream.stream_id = qs->id; | |
1598 frame->u.stream.offset = c->sent; | |
1599 frame->u.stream.length = size; | |
1600 frame->u.stream.data = p; | |
1601 | |
1602 c->sent += size; | |
1603 | |
1604 ngx_sprintf(frame->info, "stream %xi len=%ui level=%d", | |
1605 qs->id, size, frame->level); | |
1606 | |
1607 ngx_quic_queue_frame(qc, frame); | |
1608 | |
1609 return size; | |
1610 } | |
1611 | |
1612 | |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1613 static void |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1614 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
|
1615 { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1616 ngx_connection_t *c = data; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1617 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1618 ngx_connection_t *pc; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1619 ngx_quic_frame_t *frame; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1620 ngx_quic_stream_t *qs; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1621 ngx_quic_connection_t *qc; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1622 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
|
1623 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1624 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
|
1625 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1626 qs = c->qs; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1627 pc = qs->parent; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1628 qc = pc->quic; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1629 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1630 if ((qs->id & 0x03) == 0x02) { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1631 /* 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
|
1632 return; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1633 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1634 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1635 // XXX: get direct pointer from stream structure? |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1636 sn = ngx_quic_find_stream(&qc->streams.tree, qs->id); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1637 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1638 if (sn == NULL) { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1639 return; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1640 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1641 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1642 frame = ngx_pcalloc(pc->pool, sizeof(ngx_quic_frame_t)); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1643 if (frame == NULL) { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1644 return; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1645 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1646 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1647 frame->level = ssl_encryption_application; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1648 frame->type = NGX_QUIC_FT_STREAM7; /* OFF=1 LEN=1 FIN=1 */ |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1649 frame->u.stream.off = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1650 frame->u.stream.len = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1651 frame->u.stream.fin = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1652 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1653 frame->u.stream.type = frame->type; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1654 frame->u.stream.stream_id = qs->id; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1655 frame->u.stream.offset = c->sent; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1656 frame->u.stream.length = 0; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1657 frame->u.stream.data = NULL; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1658 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1659 ngx_sprintf(frame->info, "stream %xi fin=1 level=%d", qs->id, frame->level); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1660 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1661 ngx_quic_queue_frame(qc, frame); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1662 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1663 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1664 |
8225 | 1665 static ngx_chain_t * |
1666 ngx_quic_stream_send_chain(ngx_connection_t *c, ngx_chain_t *in, | |
1667 off_t limit) | |
1668 { | |
1669 size_t len; | |
1670 ssize_t n; | |
1671 ngx_buf_t *b; | |
1672 | |
1673 for ( /* void */; in; in = in->next) { | |
1674 b = in->buf; | |
1675 | |
1676 if (!ngx_buf_in_memory(b)) { | |
1677 continue; | |
1678 } | |
1679 | |
1680 if (ngx_buf_size(b) == 0) { | |
1681 continue; | |
1682 } | |
1683 | |
1684 len = b->last - b->pos; | |
1685 | |
1686 n = ngx_quic_stream_send(c, b->pos, len); | |
1687 | |
1688 if (n == NGX_ERROR) { | |
1689 return NGX_CHAIN_ERROR; | |
1690 } | |
1691 | |
1692 if (n == NGX_AGAIN) { | |
1693 return in; | |
1694 } | |
1695 | |
1696 if (n != (ssize_t) len) { | |
1697 b->pos += n; | |
1698 return in; | |
1699 } | |
1700 } | |
1701 | |
1702 return NULL; | |
1703 } |