Mercurial > hg > nginx-quic
annotate src/http/v3/ngx_http_v3_streams.c @ 8358:265062a99043 quic
HTTP/3: send GOAWAY when last request is accepted.
The last request in connection is determined according to the keepalive_requests
directive. Requests beyond keepalive_requests are rejected.
author | Roman Arutyunyan <arut@nginx.com> |
---|---|
date | Mon, 15 Mar 2021 19:26:04 +0300 |
parents | 5cb5b568282b |
children | fc64ab301bad |
rev | line source |
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7681 | 1 |
2 /* | |
3 * Copyright (C) Roman Arutyunyan | |
4 * Copyright (C) Nginx, Inc. | |
5 */ | |
6 | |
7 | |
8 #include <ngx_config.h> | |
9 #include <ngx_core.h> | |
10 #include <ngx_http.h> | |
11 | |
12 | |
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13 typedef ngx_int_t (*ngx_http_v3_handler_pt)(ngx_connection_t *c, void *data, |
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14 u_char ch); |
7681 | 15 |
16 | |
17 typedef struct { | |
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18 ngx_http_v3_handler_pt handler; |
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19 void *data; |
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20 ngx_int_t index; |
7681 | 21 } ngx_http_v3_uni_stream_t; |
22 | |
23 | |
8015 | 24 typedef struct { |
25 ngx_queue_t queue; | |
26 uint64_t id; | |
27 ngx_connection_t *connection; | |
28 ngx_uint_t *npushing; | |
29 } ngx_http_v3_push_t; | |
30 | |
31 | |
7681 | 32 static void ngx_http_v3_close_uni_stream(ngx_connection_t *c); |
33 static void ngx_http_v3_read_uni_stream_type(ngx_event_t *rev); | |
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34 static void ngx_http_v3_uni_read_handler(ngx_event_t *rev); |
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35 static void ngx_http_v3_dummy_write_handler(ngx_event_t *wev); |
8015 | 36 static void ngx_http_v3_push_cleanup(void *data); |
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37 static ngx_connection_t *ngx_http_v3_get_uni_stream(ngx_connection_t *c, |
7681 | 38 ngx_uint_t type); |
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39 static ngx_int_t ngx_http_v3_send_settings(ngx_connection_t *c); |
7681 | 40 |
41 | |
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42 ngx_int_t |
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43 ngx_http_v3_init_session(ngx_connection_t *c) |
7681 | 44 { |
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45 ngx_connection_t *pc; |
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46 ngx_http_connection_t *phc; |
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47 ngx_http_v3_connection_t *h3c; |
7681 | 48 |
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49 pc = c->quic->parent; |
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50 phc = pc->data; |
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51 |
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52 if (phc->http3) { |
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53 return NGX_OK; |
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54 } |
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55 |
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56 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 init session"); |
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57 |
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58 h3c = ngx_pcalloc(pc->pool, sizeof(ngx_http_v3_connection_t)); |
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59 if (h3c == NULL) { |
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60 return NGX_ERROR; |
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61 } |
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62 |
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63 h3c->hc = *phc; |
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64 h3c->hc.http3 = 1; |
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65 h3c->max_push_id = (uint64_t) -1; |
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66 |
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67 ngx_queue_init(&h3c->blocked); |
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68 ngx_queue_init(&h3c->pushing); |
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69 |
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70 pc->data = h3c; |
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71 |
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72 return ngx_http_v3_send_settings(c); |
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73 } |
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74 |
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75 |
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76 void |
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77 ngx_http_v3_init_uni_stream(ngx_connection_t *c) |
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78 { |
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79 ngx_http_v3_uni_stream_t *us; |
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80 |
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81 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 init uni stream"); |
7681 | 82 |
83 us = ngx_pcalloc(c->pool, sizeof(ngx_http_v3_uni_stream_t)); | |
84 if (us == NULL) { | |
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85 ngx_http_close_connection(c); |
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86 return; |
7681 | 87 } |
88 | |
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89 us->index = -1; |
7681 | 90 |
91 c->data = us; | |
92 | |
93 c->read->handler = ngx_http_v3_read_uni_stream_type; | |
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94 c->write->handler = ngx_http_v3_dummy_write_handler; |
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95 |
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96 ngx_http_v3_read_uni_stream_type(c->read); |
7681 | 97 } |
98 | |
99 | |
100 static void | |
101 ngx_http_v3_close_uni_stream(ngx_connection_t *c) | |
102 { | |
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103 ngx_pool_t *pool; |
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104 ngx_http_v3_connection_t *h3c; |
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105 ngx_http_v3_uni_stream_t *us; |
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106 |
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107 us = c->data; |
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108 h3c = c->quic->parent->data; |
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109 |
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110 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 close stream"); |
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111 |
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112 if (us->index >= 0) { |
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113 h3c->known_streams[us->index] = NULL; |
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114 } |
7681 | 115 |
116 c->destroyed = 1; | |
117 | |
118 pool = c->pool; | |
119 | |
120 ngx_close_connection(c); | |
121 | |
122 ngx_destroy_pool(pool); | |
123 } | |
124 | |
125 | |
126 static void | |
127 ngx_http_v3_read_uni_stream_type(ngx_event_t *rev) | |
128 { | |
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129 u_char ch; |
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130 ssize_t n; |
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131 ngx_int_t index, rc; |
7681 | 132 ngx_connection_t *c; |
133 ngx_http_v3_connection_t *h3c; | |
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134 ngx_http_v3_uni_stream_t *us; |
7681 | 135 |
136 c = rev->data; | |
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137 us = c->data; |
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138 h3c = c->quic->parent->data; |
7681 | 139 |
140 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 read stream type"); | |
141 | |
142 while (rev->ready) { | |
143 | |
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144 n = c->recv(c, &ch, 1); |
7681 | 145 |
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146 if (n == NGX_AGAIN) { |
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147 break; |
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148 } |
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149 |
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150 if (n == 0) { |
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151 rc = NGX_HTTP_V3_ERR_GENERAL_PROTOCOL_ERROR; |
7681 | 152 goto failed; |
153 } | |
154 | |
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155 if (n != 1) { |
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156 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
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157 goto failed; |
7681 | 158 } |
159 | |
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160 switch (ch) { |
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161 |
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162 case NGX_HTTP_V3_STREAM_ENCODER: |
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163 |
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164 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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165 "http3 encoder stream"); |
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166 |
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167 index = NGX_HTTP_V3_STREAM_CLIENT_ENCODER; |
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168 us->handler = ngx_http_v3_parse_encoder; |
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169 n = sizeof(ngx_http_v3_parse_encoder_t); |
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170 |
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171 break; |
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172 |
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173 case NGX_HTTP_V3_STREAM_DECODER: |
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174 |
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175 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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176 "http3 decoder stream"); |
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177 |
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diff
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|
178 index = NGX_HTTP_V3_STREAM_CLIENT_DECODER; |
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Simplifed handling HTTP/3 streams.
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diff
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|
179 us->handler = ngx_http_v3_parse_decoder; |
7692
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Refactored HTTP/3 parser.
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diff
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|
180 n = sizeof(ngx_http_v3_parse_decoder_t); |
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Refactored HTTP/3 parser.
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diff
changeset
|
181 |
268f4389130d
Refactored HTTP/3 parser.
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diff
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|
182 break; |
268f4389130d
Refactored HTTP/3 parser.
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7681
diff
changeset
|
183 |
268f4389130d
Refactored HTTP/3 parser.
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diff
changeset
|
184 case NGX_HTTP_V3_STREAM_CONTROL: |
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diff
changeset
|
185 |
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Refactored HTTP/3 parser.
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diff
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|
186 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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diff
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|
187 "http3 control stream"); |
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diff
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|
188 |
7749
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Simplifed handling HTTP/3 streams.
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diff
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|
189 index = NGX_HTTP_V3_STREAM_CLIENT_CONTROL; |
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Simplifed handling HTTP/3 streams.
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diff
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|
190 us->handler = ngx_http_v3_parse_control; |
7692
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diff
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|
191 n = sizeof(ngx_http_v3_parse_control_t); |
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Refactored HTTP/3 parser.
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diff
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|
192 |
268f4389130d
Refactored HTTP/3 parser.
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diff
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|
193 break; |
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diff
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|
194 |
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Refactored HTTP/3 parser.
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diff
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|
195 default: |
7681 | 196 |
197 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
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Simplifed handling HTTP/3 streams.
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diff
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|
198 "http3 stream 0x%02xi", (ngx_int_t) ch); |
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Simplifed handling HTTP/3 streams.
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diff
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|
199 index = -1; |
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diff
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|
200 n = 0; |
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diff
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|
201 } |
7681 | 202 |
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diff
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|
203 if (index >= 0) { |
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Simplifed handling HTTP/3 streams.
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diff
changeset
|
204 if (h3c->known_streams[index]) { |
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Simplifed handling HTTP/3 streams.
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diff
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|
205 ngx_log_error(NGX_LOG_INFO, c->log, 0, "stream exists"); |
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
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|
206 rc = NGX_HTTP_V3_ERR_STREAM_CREATION_ERROR; |
7749
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Simplifed handling HTTP/3 streams.
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diff
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|
207 goto failed; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
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diff
changeset
|
208 } |
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Simplifed handling HTTP/3 streams.
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diff
changeset
|
209 |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
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diff
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|
210 us->index = index; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
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diff
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|
211 h3c->known_streams[index] = c; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
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diff
changeset
|
212 } |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
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diff
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|
213 |
7692
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Refactored HTTP/3 parser.
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diff
changeset
|
214 if (n) { |
7749
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Simplifed handling HTTP/3 streams.
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diff
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|
215 us->data = ngx_pcalloc(c->pool, n); |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
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diff
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|
216 if (us->data == NULL) { |
7955
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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diff
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|
217 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
7692
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diff
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|
218 goto failed; |
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
219 } |
7681 | 220 } |
221 | |
7692
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
222 rev->handler = ngx_http_v3_uni_read_handler; |
268f4389130d
Refactored HTTP/3 parser.
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diff
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|
223 ngx_http_v3_uni_read_handler(rev); |
268f4389130d
Refactored HTTP/3 parser.
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diff
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|
224 return; |
7681 | 225 } |
226 | |
227 if (ngx_handle_read_event(rev, 0) != NGX_OK) { | |
7955
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
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|
228 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
7681 | 229 goto failed; |
230 } | |
231 | |
232 return; | |
233 | |
234 failed: | |
235 | |
7955
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
236 ngx_http_v3_finalize_connection(c, rc, "could not read stream type"); |
7681 | 237 ngx_http_v3_close_uni_stream(c); |
238 } | |
239 | |
240 | |
241 static void | |
7692
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
242 ngx_http_v3_uni_read_handler(ngx_event_t *rev) |
7681 | 243 { |
7692
268f4389130d
Refactored HTTP/3 parser.
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diff
changeset
|
244 u_char buf[128]; |
7681 | 245 ssize_t n; |
7692
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diff
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|
246 ngx_int_t rc, i; |
268f4389130d
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diff
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|
247 ngx_connection_t *c; |
7749
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diff
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|
248 ngx_http_v3_uni_stream_t *us; |
7681 | 249 |
250 c = rev->data; | |
7749
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diff
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|
251 us = c->data; |
7681 | 252 |
7692
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diff
changeset
|
253 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 read handler"); |
7681 | 254 |
255 while (rev->ready) { | |
256 | |
7692
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Refactored HTTP/3 parser.
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diff
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|
257 n = c->recv(c, buf, sizeof(buf)); |
7681 | 258 |
7955
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
changeset
|
259 if (n == NGX_ERROR) { |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
260 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
7681 | 261 goto failed; |
262 } | |
263 | |
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7951
diff
changeset
|
264 if (n == 0) { |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7951
diff
changeset
|
265 if (us->index >= 0) { |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
266 rc = NGX_HTTP_V3_ERR_CLOSED_CRITICAL_STREAM; |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
267 goto failed; |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
268 } |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
changeset
|
269 |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
changeset
|
270 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 read eof"); |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
271 ngx_http_v3_close_uni_stream(c); |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
changeset
|
272 return; |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
273 } |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
changeset
|
274 |
7692
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Refactored HTTP/3 parser.
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diff
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|
275 if (n == NGX_AGAIN) { |
7681 | 276 break; |
277 } | |
278 | |
7749
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Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
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diff
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|
279 if (us->handler == NULL) { |
7692
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Refactored HTTP/3 parser.
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diff
changeset
|
280 continue; |
268f4389130d
Refactored HTTP/3 parser.
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diff
changeset
|
281 } |
7681 | 282 |
7692
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Refactored HTTP/3 parser.
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diff
changeset
|
283 for (i = 0; i < n; i++) { |
7681 | 284 |
7749
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Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
285 rc = us->handler(c, us->data, buf[i]); |
7681 | 286 |
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
287 if (rc == NGX_DONE) { |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
changeset
|
288 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
changeset
|
289 "http3 read done"); |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
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|
290 ngx_http_v3_close_uni_stream(c); |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
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|
291 return; |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
changeset
|
292 } |
72f9ff4e0a88
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diff
changeset
|
293 |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
294 if (rc > 0) { |
7681 | 295 goto failed; |
296 } | |
297 | |
7955
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
changeset
|
298 if (rc != NGX_AGAIN) { |
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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|
299 rc = NGX_HTTP_V3_ERR_GENERAL_PROTOCOL_ERROR; |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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diff
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|
300 goto failed; |
7681 | 301 } |
302 } | |
303 } | |
304 | |
305 if (ngx_handle_read_event(rev, 0) != NGX_OK) { | |
7955
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
changeset
|
306 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
7681 | 307 goto failed; |
308 } | |
309 | |
310 return; | |
311 | |
312 failed: | |
313 | |
7955
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
changeset
|
314 ngx_http_v3_finalize_connection(c, rc, "stream error"); |
7681 | 315 ngx_http_v3_close_uni_stream(c); |
316 } | |
317 | |
318 | |
7747
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When closing a QUIC connection, wait for all streams to finish.
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diff
changeset
|
319 static void |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
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7694
diff
changeset
|
320 ngx_http_v3_dummy_write_handler(ngx_event_t *wev) |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
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diff
changeset
|
321 { |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
322 ngx_connection_t *c; |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
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diff
changeset
|
323 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7694
diff
changeset
|
324 c = wev->data; |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
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7694
diff
changeset
|
325 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
326 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 dummy write handler"); |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
327 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
328 if (ngx_handle_write_event(wev, 0) != NGX_OK) { |
7955
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
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|
329 ngx_http_v3_finalize_connection(c, NGX_HTTP_V3_ERR_INTERNAL_ERROR, |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
changeset
|
330 NULL); |
7747
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When closing a QUIC connection, wait for all streams to finish.
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diff
changeset
|
331 ngx_http_v3_close_uni_stream(c); |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
332 } |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
333 } |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7694
diff
changeset
|
334 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7694
diff
changeset
|
335 |
7681 | 336 /* XXX async & buffered stream writes */ |
337 | |
8015 | 338 ngx_connection_t * |
339 ngx_http_v3_create_push_stream(ngx_connection_t *c, uint64_t push_id) | |
340 { | |
341 u_char *p, buf[NGX_HTTP_V3_VARLEN_INT_LEN * 2]; | |
342 size_t n; | |
343 ngx_connection_t *sc; | |
344 ngx_pool_cleanup_t *cln; | |
345 ngx_http_v3_push_t *push; | |
346 ngx_http_v3_connection_t *h3c; | |
347 | |
348 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
349 "http3 create push stream id:%uL", push_id); | |
350 | |
351 sc = ngx_quic_open_stream(c, 0); | |
352 if (sc == NULL) { | |
353 return NULL; | |
354 } | |
355 | |
356 p = buf; | |
357 p = (u_char *) ngx_http_v3_encode_varlen_int(p, NGX_HTTP_V3_STREAM_PUSH); | |
358 p = (u_char *) ngx_http_v3_encode_varlen_int(p, push_id); | |
359 n = p - buf; | |
360 | |
361 if (sc->send(sc, buf, n) != (ssize_t) n) { | |
362 goto failed; | |
363 } | |
364 | |
365 cln = ngx_pool_cleanup_add(sc->pool, sizeof(ngx_http_v3_push_t)); | |
366 if (cln == NULL) { | |
367 goto failed; | |
368 } | |
369 | |
8200
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8015
diff
changeset
|
370 h3c = c->quic->parent->data; |
8015 | 371 h3c->npushing++; |
372 | |
373 cln->handler = ngx_http_v3_push_cleanup; | |
374 | |
375 push = cln->data; | |
376 push->id = push_id; | |
377 push->connection = sc; | |
378 push->npushing = &h3c->npushing; | |
379 | |
380 ngx_queue_insert_tail(&h3c->pushing, &push->queue); | |
381 | |
382 return sc; | |
383 | |
384 failed: | |
385 | |
386 ngx_http_v3_close_uni_stream(sc); | |
387 | |
388 return NULL; | |
389 } | |
390 | |
391 | |
392 static void | |
393 ngx_http_v3_push_cleanup(void *data) | |
394 { | |
395 ngx_http_v3_push_t *push = data; | |
396 | |
397 ngx_queue_remove(&push->queue); | |
398 (*push->npushing)--; | |
399 } | |
400 | |
401 | |
7681 | 402 static ngx_connection_t * |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
403 ngx_http_v3_get_uni_stream(ngx_connection_t *c, ngx_uint_t type) |
7681 | 404 { |
405 u_char buf[NGX_HTTP_V3_VARLEN_INT_LEN]; | |
406 size_t n; | |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
407 ngx_int_t index; |
7681 | 408 ngx_connection_t *sc; |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
409 ngx_http_v3_connection_t *h3c; |
7681 | 410 ngx_http_v3_uni_stream_t *us; |
411 | |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
412 switch (type) { |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
413 case NGX_HTTP_V3_STREAM_ENCODER: |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
414 index = NGX_HTTP_V3_STREAM_SERVER_ENCODER; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
415 break; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
416 case NGX_HTTP_V3_STREAM_DECODER: |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
417 index = NGX_HTTP_V3_STREAM_SERVER_DECODER; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
418 break; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
419 case NGX_HTTP_V3_STREAM_CONTROL: |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
420 index = NGX_HTTP_V3_STREAM_SERVER_CONTROL; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
421 break; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
422 default: |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
423 index = -1; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
424 } |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
425 |
8200
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8015
diff
changeset
|
426 h3c = c->quic->parent->data; |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
427 |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
428 if (index >= 0) { |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
429 if (h3c->known_streams[index]) { |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
430 return h3c->known_streams[index]; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
431 } |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
432 } |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
433 |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8010
diff
changeset
|
434 sc = ngx_quic_open_stream(c, 0); |
7681 | 435 if (sc == NULL) { |
436 return NULL; | |
437 } | |
438 | |
439 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
440 "http3 create uni stream, type:%ui", type); | |
441 | |
442 us = ngx_pcalloc(sc->pool, sizeof(ngx_http_v3_uni_stream_t)); | |
443 if (us == NULL) { | |
444 goto failed; | |
445 } | |
446 | |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
447 us->index = index; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
448 |
7681 | 449 sc->data = us; |
450 | |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7694
diff
changeset
|
451 sc->read->handler = ngx_http_v3_uni_read_handler; |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7694
diff
changeset
|
452 sc->write->handler = ngx_http_v3_dummy_write_handler; |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7694
diff
changeset
|
453 |
7880
c101438c69a4
HTTP/3: prevent array access by negative index for unknown streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7839
diff
changeset
|
454 if (index >= 0) { |
c101438c69a4
HTTP/3: prevent array access by negative index for unknown streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7839
diff
changeset
|
455 h3c->known_streams[index] = sc; |
c101438c69a4
HTTP/3: prevent array access by negative index for unknown streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7839
diff
changeset
|
456 } |
7681 | 457 |
458 n = (u_char *) ngx_http_v3_encode_varlen_int(buf, type) - buf; | |
459 | |
460 if (sc->send(sc, buf, n) != (ssize_t) n) { | |
461 goto failed; | |
462 } | |
463 | |
464 return sc; | |
465 | |
466 failed: | |
467 | |
468 ngx_http_v3_close_uni_stream(sc); | |
469 | |
470 return NULL; | |
471 } | |
472 | |
473 | |
7999
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
7955
diff
changeset
|
474 static ngx_int_t |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
475 ngx_http_v3_send_settings(ngx_connection_t *c) |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
476 { |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
477 u_char *p, buf[NGX_HTTP_V3_VARLEN_INT_LEN * 6]; |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
478 size_t n; |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
479 ngx_connection_t *cc; |
8010
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
480 ngx_http_v3_srv_conf_t *h3scf; |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
481 ngx_http_v3_connection_t *h3c; |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
482 |
8200
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8015
diff
changeset
|
483 h3c = c->quic->parent->data; |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8010
diff
changeset
|
484 |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
485 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 send settings"); |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
486 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
487 cc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_CONTROL); |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
488 if (cc == NULL) { |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8010
diff
changeset
|
489 return NGX_DECLINED; |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
490 } |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
491 |
8010
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
492 h3scf = ngx_http_get_module_srv_conf(h3c->hc.conf_ctx, ngx_http_v3_module); |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
493 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
494 n = ngx_http_v3_encode_varlen_int(NULL, |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
495 NGX_HTTP_V3_PARAM_MAX_TABLE_CAPACITY); |
8010
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
496 n += ngx_http_v3_encode_varlen_int(NULL, h3scf->max_table_capacity); |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
497 n += ngx_http_v3_encode_varlen_int(NULL, NGX_HTTP_V3_PARAM_BLOCKED_STREAMS); |
8010
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
498 n += ngx_http_v3_encode_varlen_int(NULL, h3scf->max_blocked_streams); |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
499 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
500 p = (u_char *) ngx_http_v3_encode_varlen_int(buf, |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
501 NGX_HTTP_V3_FRAME_SETTINGS); |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
502 p = (u_char *) ngx_http_v3_encode_varlen_int(p, n); |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
503 p = (u_char *) ngx_http_v3_encode_varlen_int(p, |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
504 NGX_HTTP_V3_PARAM_MAX_TABLE_CAPACITY); |
8010
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
505 p = (u_char *) ngx_http_v3_encode_varlen_int(p, h3scf->max_table_capacity); |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
506 p = (u_char *) ngx_http_v3_encode_varlen_int(p, |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
507 NGX_HTTP_V3_PARAM_BLOCKED_STREAMS); |
8010
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
508 p = (u_char *) ngx_http_v3_encode_varlen_int(p, h3scf->max_blocked_streams); |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
509 n = p - buf; |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
510 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
511 if (cc->send(cc, buf, n) != (ssize_t) n) { |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
512 goto failed; |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
513 } |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
514 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
515 return NGX_OK; |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
516 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
517 failed: |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
518 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
519 ngx_http_v3_close_uni_stream(cc); |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
520 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
521 return NGX_ERROR; |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
522 } |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
523 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
524 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
525 ngx_int_t |
8358
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
526 ngx_http_v3_send_goaway(ngx_connection_t *c, uint64_t id) |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
527 { |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
528 u_char *p, buf[NGX_HTTP_V3_VARLEN_INT_LEN * 3]; |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
529 size_t n; |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
530 ngx_connection_t *cc; |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
531 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
532 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 send goaway %uL", id); |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
533 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
534 cc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_CONTROL); |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
535 if (cc == NULL) { |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
536 return NGX_DECLINED; |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
537 } |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
538 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
539 n = ngx_http_v3_encode_varlen_int(NULL, id); |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
540 p = (u_char *) ngx_http_v3_encode_varlen_int(buf, NGX_HTTP_V3_FRAME_GOAWAY); |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
541 p = (u_char *) ngx_http_v3_encode_varlen_int(p, n); |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
542 p = (u_char *) ngx_http_v3_encode_varlen_int(p, id); |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
543 n = p - buf; |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
544 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
545 if (cc->send(cc, buf, n) != (ssize_t) n) { |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
546 goto failed; |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
547 } |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
548 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
549 return NGX_OK; |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
550 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
551 failed: |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
552 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
553 ngx_http_v3_close_uni_stream(cc); |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
554 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
555 return NGX_ERROR; |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
556 } |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
557 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
558 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
559 ngx_int_t |
7681 | 560 ngx_http_v3_client_ref_insert(ngx_connection_t *c, ngx_uint_t dynamic, |
561 ngx_uint_t index, ngx_str_t *value) | |
562 { | |
563 u_char *p, buf[NGX_HTTP_V3_PREFIX_INT_LEN * 2]; | |
564 size_t n; | |
565 ngx_connection_t *ec; | |
566 | |
567 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
568 "http3 client ref insert, %s[%ui] \"%V\"", | |
569 dynamic ? "dynamic" : "static", index, value); | |
570 | |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
571 ec = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_ENCODER); |
7681 | 572 if (ec == NULL) { |
573 return NGX_ERROR; | |
574 } | |
575 | |
576 p = buf; | |
577 | |
578 *p = (dynamic ? 0x80 : 0xc0); | |
579 p = (u_char *) ngx_http_v3_encode_prefix_int(p, index, 6); | |
580 | |
581 /* XXX option for huffman? */ | |
582 *p = 0; | |
583 p = (u_char *) ngx_http_v3_encode_prefix_int(p, value->len, 7); | |
584 | |
585 n = p - buf; | |
586 | |
587 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
588 goto failed; | |
589 } | |
590 | |
591 if (ec->send(ec, value->data, value->len) != (ssize_t) value->len) { | |
592 goto failed; | |
593 } | |
594 | |
595 return NGX_OK; | |
596 | |
597 failed: | |
598 | |
599 ngx_http_v3_close_uni_stream(ec); | |
600 | |
601 return NGX_ERROR; | |
602 } | |
603 | |
604 | |
605 ngx_int_t | |
606 ngx_http_v3_client_insert(ngx_connection_t *c, ngx_str_t *name, | |
607 ngx_str_t *value) | |
608 { | |
609 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
610 size_t n; | |
611 ngx_connection_t *ec; | |
612 | |
613 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
614 "http3 client insert \"%V\":\"%V\"", name, value); | |
615 | |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
616 ec = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_ENCODER); |
7681 | 617 if (ec == NULL) { |
618 return NGX_ERROR; | |
619 } | |
620 | |
621 /* XXX option for huffman? */ | |
622 buf[0] = 0x40; | |
623 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, name->len, 5) - buf; | |
624 | |
625 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
626 goto failed; | |
627 } | |
628 | |
629 if (ec->send(ec, name->data, name->len) != (ssize_t) name->len) { | |
630 goto failed; | |
631 } | |
632 | |
633 /* XXX option for huffman? */ | |
634 buf[0] = 0; | |
635 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, value->len, 7) - buf; | |
636 | |
637 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
638 goto failed; | |
639 } | |
640 | |
641 if (ec->send(ec, value->data, value->len) != (ssize_t) value->len) { | |
642 goto failed; | |
643 } | |
644 | |
645 return NGX_OK; | |
646 | |
647 failed: | |
648 | |
649 ngx_http_v3_close_uni_stream(ec); | |
650 | |
651 return NGX_ERROR; | |
652 } | |
653 | |
654 | |
655 ngx_int_t | |
656 ngx_http_v3_client_set_capacity(ngx_connection_t *c, ngx_uint_t capacity) | |
657 { | |
658 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
659 size_t n; | |
660 ngx_connection_t *ec; | |
661 | |
662 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
663 "http3 client set capacity %ui", capacity); | |
664 | |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
665 ec = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_ENCODER); |
7681 | 666 if (ec == NULL) { |
667 return NGX_ERROR; | |
668 } | |
669 | |
670 buf[0] = 0x20; | |
671 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, capacity, 5) - buf; | |
672 | |
673 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
674 ngx_http_v3_close_uni_stream(ec); | |
675 return NGX_ERROR; | |
676 } | |
677 | |
678 return NGX_OK; | |
679 } | |
680 | |
681 | |
682 ngx_int_t | |
683 ngx_http_v3_client_duplicate(ngx_connection_t *c, ngx_uint_t index) | |
684 { | |
685 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
686 size_t n; | |
687 ngx_connection_t *ec; | |
688 | |
689 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
690 "http3 client duplicate %ui", index); | |
691 | |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
692 ec = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_ENCODER); |
7681 | 693 if (ec == NULL) { |
694 return NGX_ERROR; | |
695 } | |
696 | |
697 buf[0] = 0; | |
698 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, index, 5) - buf; | |
699 | |
700 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
701 ngx_http_v3_close_uni_stream(ec); | |
702 return NGX_ERROR; | |
703 } | |
704 | |
705 return NGX_OK; | |
706 } | |
707 | |
708 | |
709 ngx_int_t | |
710 ngx_http_v3_client_ack_header(ngx_connection_t *c, ngx_uint_t stream_id) | |
711 { | |
712 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
713 size_t n; | |
714 ngx_connection_t *dc; | |
715 | |
716 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
717 "http3 client ack header %ui", stream_id); | |
718 | |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
719 dc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_DECODER); |
7681 | 720 if (dc == NULL) { |
721 return NGX_ERROR; | |
722 } | |
723 | |
724 buf[0] = 0x80; | |
725 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, stream_id, 7) - buf; | |
726 | |
727 if (dc->send(dc, buf, n) != (ssize_t) n) { | |
728 ngx_http_v3_close_uni_stream(dc); | |
729 return NGX_ERROR; | |
730 } | |
731 | |
732 return NGX_OK; | |
733 } | |
734 | |
735 | |
736 ngx_int_t | |
737 ngx_http_v3_client_cancel_stream(ngx_connection_t *c, ngx_uint_t stream_id) | |
738 { | |
739 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
740 size_t n; | |
741 ngx_connection_t *dc; | |
742 | |
743 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
744 "http3 client cancel stream %ui", stream_id); | |
745 | |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
746 dc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_DECODER); |
7681 | 747 if (dc == NULL) { |
748 return NGX_ERROR; | |
749 } | |
750 | |
751 buf[0] = 0x40; | |
752 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, stream_id, 6) - buf; | |
753 | |
754 if (dc->send(dc, buf, n) != (ssize_t) n) { | |
755 ngx_http_v3_close_uni_stream(dc); | |
756 return NGX_ERROR; | |
757 } | |
758 | |
759 return NGX_OK; | |
760 } | |
761 | |
762 | |
763 ngx_int_t | |
764 ngx_http_v3_client_inc_insert_count(ngx_connection_t *c, ngx_uint_t inc) | |
765 { | |
766 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
767 size_t n; | |
768 ngx_connection_t *dc; | |
769 | |
770 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
771 "http3 client increment insert count %ui", inc); | |
772 | |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
773 dc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_DECODER); |
7681 | 774 if (dc == NULL) { |
775 return NGX_ERROR; | |
776 } | |
777 | |
778 buf[0] = 0; | |
779 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, inc, 6) - buf; | |
780 | |
781 if (dc->send(dc, buf, n) != (ssize_t) n) { | |
782 ngx_http_v3_close_uni_stream(dc); | |
783 return NGX_ERROR; | |
784 } | |
785 | |
786 return NGX_OK; | |
787 } | |
8015 | 788 |
789 | |
790 ngx_int_t | |
791 ngx_http_v3_set_max_push_id(ngx_connection_t *c, uint64_t max_push_id) | |
792 { | |
793 ngx_http_v3_connection_t *h3c; | |
794 | |
8200
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8015
diff
changeset
|
795 h3c = c->quic->parent->data; |
8015 | 796 |
797 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
798 "http3 MAX_PUSH_ID:%uL", max_push_id); | |
799 | |
8354
5cb5b568282b
HTTP/3: do not push until a MAX_PUSH_ID frame is received.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8272
diff
changeset
|
800 if (h3c->max_push_id != (uint64_t) -1 && max_push_id < h3c->max_push_id) { |
8015 | 801 return NGX_HTTP_V3_ERR_ID_ERROR; |
802 } | |
803 | |
804 h3c->max_push_id = max_push_id; | |
805 | |
806 return NGX_OK; | |
807 } | |
808 | |
809 | |
810 ngx_int_t | |
811 ngx_http_v3_cancel_push(ngx_connection_t *c, uint64_t push_id) | |
812 { | |
813 ngx_queue_t *q; | |
814 ngx_http_request_t *r; | |
815 ngx_http_v3_push_t *push; | |
816 ngx_http_v3_connection_t *h3c; | |
817 | |
8200
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8015
diff
changeset
|
818 h3c = c->quic->parent->data; |
8015 | 819 |
820 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
821 "http3 CANCEL_PUSH:%uL", push_id); | |
822 | |
823 if (push_id >= h3c->next_push_id) { | |
824 return NGX_HTTP_V3_ERR_ID_ERROR; | |
825 } | |
826 | |
827 for (q = ngx_queue_head(&h3c->pushing); | |
828 q != ngx_queue_sentinel(&h3c->pushing); | |
829 q = ngx_queue_next(&h3c->pushing)) | |
830 { | |
831 push = (ngx_http_v3_push_t *) q; | |
832 | |
833 if (push->id != push_id) { | |
834 continue; | |
835 } | |
836 | |
837 r = push->connection->data; | |
838 | |
839 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
840 "http3 cancel push"); | |
841 | |
842 ngx_http_finalize_request(r, NGX_HTTP_CLOSE); | |
843 | |
844 break; | |
845 } | |
846 | |
847 return NGX_OK; | |
848 } |