Mercurial > hg > nginx
annotate src/http/v3/ngx_http_v3_streams.c @ 8281:618a65de08b3 quic
When closing a QUIC connection, wait for all streams to finish.
Additionally, streams are now removed from the tree in cleanup handler.
| author | Roman Arutyunyan <arut@nginx.com> |
|---|---|
| date | Tue, 24 Mar 2020 18:05:45 +0300 |
| parents | ac41c53e446d |
| children | dadbc66e9fca |
| rev | line source |
|---|---|
| 8215 | 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); |
| 8215 | 15 |
| 16 | |
| 17 typedef struct { | |
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18 uint32_t signature; /* QSTR */ |
| 8215 | 19 |
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20 ngx_http_v3_handler_pt handler; |
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21 void *data; |
| 8215 | 22 |
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23 ngx_uint_t type; |
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24 ngx_uint_t client; /* unsigned client:1; */ |
| 8215 | 25 } ngx_http_v3_uni_stream_t; |
| 26 | |
| 27 | |
| 28 static void ngx_http_v3_close_uni_stream(ngx_connection_t *c); | |
| 29 static void ngx_http_v3_uni_stream_cleanup(void *data); | |
| 30 static void ngx_http_v3_read_uni_stream_type(ngx_event_t *rev); | |
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31 static void ngx_http_v3_uni_read_handler(ngx_event_t *rev); |
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32 static void ngx_http_v3_dummy_write_handler(ngx_event_t *wev); |
| 8215 | 33 static ngx_connection_t *ngx_http_v3_create_uni_stream(ngx_connection_t *c, |
| 34 ngx_uint_t type); | |
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35 static ngx_connection_t *ngx_http_v3_get_control(ngx_connection_t *c); |
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36 static ngx_connection_t *ngx_http_v3_get_encoder(ngx_connection_t *c); |
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37 static ngx_connection_t *ngx_http_v3_get_decoder(ngx_connection_t *c); |
| 8215 | 38 |
| 39 | |
| 40 void | |
| 41 ngx_http_v3_handle_client_uni_stream(ngx_connection_t *c) | |
| 42 { | |
| 43 ngx_pool_cleanup_t *cln; | |
| 44 ngx_http_v3_uni_stream_t *us; | |
| 45 | |
| 46 c->log->connection = c->number; | |
| 47 | |
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48 /* XXX */ |
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49 (void) ngx_http_v3_get_control(c); |
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50 (void) ngx_http_v3_get_encoder(c); |
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51 (void) ngx_http_v3_get_decoder(c); |
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52 |
| 8215 | 53 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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54 "http3 new uni stream id:0x%uxL", c->qs->id); |
| 8215 | 55 |
| 56 us = ngx_pcalloc(c->pool, sizeof(ngx_http_v3_uni_stream_t)); | |
| 57 if (us == NULL) { | |
| 58 ngx_http_v3_close_uni_stream(c); | |
| 59 return; | |
| 60 } | |
| 61 | |
| 62 us->signature = NGX_HTTP_V3_STREAM; | |
| 63 us->client = 1; | |
| 64 us->type = (ngx_uint_t) -1; | |
| 65 | |
| 66 c->data = us; | |
| 67 | |
| 68 cln = ngx_pool_cleanup_add(c->pool, 0); | |
| 69 if (cln == NULL) { | |
| 70 ngx_http_v3_close_uni_stream(c); | |
| 71 return; | |
| 72 } | |
| 73 | |
| 74 cln->handler = ngx_http_v3_uni_stream_cleanup; | |
| 75 cln->data = c; | |
| 76 | |
| 77 c->read->handler = ngx_http_v3_read_uni_stream_type; | |
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78 c->write->handler = ngx_http_v3_dummy_write_handler; |
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79 |
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80 ngx_http_v3_read_uni_stream_type(c->read); |
| 8215 | 81 } |
| 82 | |
| 83 | |
| 84 static void | |
| 85 ngx_http_v3_close_uni_stream(ngx_connection_t *c) | |
| 86 { | |
| 87 ngx_pool_t *pool; | |
| 88 | |
| 89 c->destroyed = 1; | |
| 90 | |
| 91 pool = c->pool; | |
| 92 | |
| 93 ngx_close_connection(c); | |
| 94 | |
| 95 ngx_destroy_pool(pool); | |
| 96 } | |
| 97 | |
| 98 | |
| 99 static void | |
| 100 ngx_http_v3_uni_stream_cleanup(void *data) | |
| 101 { | |
| 102 ngx_connection_t *c = data; | |
| 103 | |
| 104 ngx_http_v3_connection_t *h3c; | |
| 105 ngx_http_v3_uni_stream_t *us; | |
| 106 | |
| 107 us = c->data; | |
| 108 h3c = c->qs->parent->data; | |
| 109 | |
| 110 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 close stream"); | |
| 111 | |
| 112 switch (us->type) { | |
| 113 | |
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114 case NGX_HTTP_V3_STREAM_ENCODER: |
| 8215 | 115 |
| 116 if (us->client) { | |
| 117 h3c->client_encoder = NULL; | |
| 118 } else { | |
| 119 h3c->server_encoder = NULL; | |
| 120 } | |
| 121 | |
| 122 break; | |
| 123 | |
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124 case NGX_HTTP_V3_STREAM_DECODER: |
| 8215 | 125 |
| 126 if (us->client) { | |
| 127 h3c->client_decoder = NULL; | |
| 128 } else { | |
| 129 h3c->server_decoder = NULL; | |
| 130 } | |
| 131 | |
| 132 break; | |
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133 |
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134 case NGX_HTTP_V3_STREAM_CONTROL: |
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135 |
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136 if (us->client) { |
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137 h3c->client_control = NULL; |
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138 } else { |
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139 h3c->server_control = NULL; |
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140 } |
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141 |
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142 break; |
| 8215 | 143 } |
| 144 } | |
| 145 | |
| 146 | |
| 147 static void | |
| 148 ngx_http_v3_read_uni_stream_type(ngx_event_t *rev) | |
| 149 { | |
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150 u_char ch; |
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151 ssize_t n; |
| 8215 | 152 ngx_connection_t *c; |
| 153 ngx_http_v3_connection_t *h3c; | |
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154 ngx_http_v3_uni_stream_t *st; |
| 8215 | 155 |
| 156 c = rev->data; | |
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157 st = c->data; |
| 8215 | 158 h3c = c->qs->parent->data; |
| 159 | |
| 160 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 read stream type"); | |
| 161 | |
| 162 while (rev->ready) { | |
| 163 | |
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164 n = c->recv(c, &ch, 1); |
| 8215 | 165 |
| 166 if (n == NGX_ERROR) { | |
| 167 goto failed; | |
| 168 } | |
| 169 | |
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170 if (n == NGX_AGAIN || n != 1) { |
| 8215 | 171 break; |
| 172 } | |
| 173 | |
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174 st->type = ch; |
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175 |
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176 switch (st->type) { |
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177 |
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178 case NGX_HTTP_V3_STREAM_ENCODER: |
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179 |
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180 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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181 "http3 encoder stream"); |
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182 |
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183 if (h3c->client_encoder) { |
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184 goto failed; |
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185 } |
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186 |
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187 h3c->client_encoder = c; |
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188 st->handler = ngx_http_v3_parse_encoder; |
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189 n = sizeof(ngx_http_v3_parse_encoder_t); |
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190 |
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191 break; |
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192 |
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193 case NGX_HTTP_V3_STREAM_DECODER: |
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194 |
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195 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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196 "http3 decoder stream"); |
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197 |
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198 if (h3c->client_decoder) { |
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199 goto failed; |
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200 } |
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201 |
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202 h3c->client_decoder = c; |
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203 st->handler = ngx_http_v3_parse_decoder; |
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204 n = sizeof(ngx_http_v3_parse_decoder_t); |
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205 |
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206 break; |
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207 |
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208 case NGX_HTTP_V3_STREAM_CONTROL: |
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209 |
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210 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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211 "http3 control stream"); |
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212 |
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213 if (h3c->client_control) { |
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214 goto failed; |
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215 } |
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216 |
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217 h3c->client_control = c; |
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218 st->handler = ngx_http_v3_parse_control; |
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219 n = sizeof(ngx_http_v3_parse_control_t); |
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220 |
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221 break; |
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222 |
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223 default: |
| 8215 | 224 |
| 225 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
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226 "http3 stream 0x%02xi", st->type); |
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227 n = 0; |
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228 } |
| 8215 | 229 |
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230 if (n) { |
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231 st->data = ngx_pcalloc(c->pool, n); |
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232 if (st->data == NULL) { |
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233 goto failed; |
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|
234 } |
| 8215 | 235 } |
| 236 | |
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237 rev->handler = ngx_http_v3_uni_read_handler; |
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238 ngx_http_v3_uni_read_handler(rev); |
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239 return; |
| 8215 | 240 } |
| 241 | |
| 242 if (ngx_handle_read_event(rev, 0) != NGX_OK) { | |
| 243 goto failed; | |
| 244 } | |
| 245 | |
| 246 return; | |
| 247 | |
| 248 failed: | |
| 249 | |
| 250 ngx_http_v3_close_uni_stream(c); | |
| 251 } | |
| 252 | |
| 253 | |
| 254 static void | |
|
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255 ngx_http_v3_uni_read_handler(ngx_event_t *rev) |
| 8215 | 256 { |
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257 u_char buf[128]; |
| 8215 | 258 ssize_t n; |
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259 ngx_int_t rc, i; |
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260 ngx_connection_t *c; |
| 8215 | 261 ngx_http_v3_uni_stream_t *st; |
| 262 | |
| 263 c = rev->data; | |
| 264 st = c->data; | |
| 265 | |
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266 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 read handler"); |
| 8215 | 267 |
| 268 while (rev->ready) { | |
| 269 | |
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270 n = c->recv(c, buf, sizeof(buf)); |
| 8215 | 271 |
| 272 if (n == NGX_ERROR || n == 0) { | |
| 273 goto failed; | |
| 274 } | |
| 275 | |
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276 if (n == NGX_AGAIN) { |
| 8215 | 277 break; |
| 278 } | |
| 279 | |
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280 if (st->handler == NULL) { |
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281 continue; |
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282 } |
| 8215 | 283 |
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284 for (i = 0; i < n; i++) { |
| 8215 | 285 |
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286 rc = st->handler(c, st->data, buf[i]); |
| 8215 | 287 |
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288 if (rc == NGX_ERROR) { |
| 8215 | 289 goto failed; |
| 290 } | |
| 291 | |
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292 if (rc == NGX_DONE) { |
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293 goto done; |
| 8215 | 294 } |
| 295 | |
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296 /* rc == NGX_AGAIN */ |
| 8215 | 297 } |
| 298 } | |
| 299 | |
| 300 if (ngx_handle_read_event(rev, 0) != NGX_OK) { | |
| 301 goto failed; | |
| 302 } | |
| 303 | |
| 304 return; | |
| 305 | |
|
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306 done: |
| 8215 | 307 |
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308 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 read done"); |
| 8215 | 309 |
| 310 failed: | |
| 311 | |
| 312 ngx_http_v3_close_uni_stream(c); | |
| 313 } | |
| 314 | |
| 315 | |
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316 static void |
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317 ngx_http_v3_dummy_write_handler(ngx_event_t *wev) |
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318 { |
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319 ngx_connection_t *c; |
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320 |
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321 c = wev->data; |
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322 |
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323 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 dummy write handler"); |
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324 |
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325 if (ngx_handle_write_event(wev, 0) != NGX_OK) { |
|
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326 ngx_http_v3_close_uni_stream(c); |
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327 } |
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328 } |
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329 |
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330 |
| 8215 | 331 /* XXX async & buffered stream writes */ |
| 332 | |
| 333 static ngx_connection_t * | |
| 334 ngx_http_v3_create_uni_stream(ngx_connection_t *c, ngx_uint_t type) | |
| 335 { | |
| 336 u_char buf[NGX_HTTP_V3_VARLEN_INT_LEN]; | |
| 337 size_t n; | |
| 338 ngx_connection_t *sc; | |
| 339 ngx_pool_cleanup_t *cln; | |
| 340 ngx_http_v3_uni_stream_t *us; | |
| 341 | |
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342 sc = ngx_quic_create_uni_stream(c); |
| 8215 | 343 if (sc == NULL) { |
| 344 return NULL; | |
| 345 } | |
| 346 | |
| 347 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 348 "http3 create uni stream, type:%ui", type); | |
| 349 | |
| 350 us = ngx_pcalloc(sc->pool, sizeof(ngx_http_v3_uni_stream_t)); | |
| 351 if (us == NULL) { | |
| 352 goto failed; | |
| 353 } | |
| 354 | |
| 355 us->signature = NGX_HTTP_V3_STREAM; | |
| 356 us->type = type; | |
| 357 sc->data = us; | |
| 358 | |
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359 sc->read->handler = ngx_http_v3_uni_read_handler; |
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360 sc->write->handler = ngx_http_v3_dummy_write_handler; |
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|
361 |
| 8215 | 362 cln = ngx_pool_cleanup_add(sc->pool, 0); |
| 363 if (cln == NULL) { | |
| 364 goto failed; | |
| 365 } | |
| 366 | |
| 367 cln->handler = ngx_http_v3_uni_stream_cleanup; | |
| 368 cln->data = sc; | |
| 369 | |
| 370 n = (u_char *) ngx_http_v3_encode_varlen_int(buf, type) - buf; | |
| 371 | |
| 372 if (sc->send(sc, buf, n) != (ssize_t) n) { | |
| 373 goto failed; | |
| 374 } | |
| 375 | |
| 376 return sc; | |
| 377 | |
| 378 failed: | |
| 379 | |
| 380 ngx_http_v3_close_uni_stream(sc); | |
| 381 | |
| 382 return NULL; | |
| 383 } | |
| 384 | |
| 385 | |
| 386 static ngx_connection_t * | |
|
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|
387 ngx_http_v3_get_control(ngx_connection_t *c) |
| 8215 | 388 { |
| 389 ngx_http_v3_connection_t *h3c; | |
| 390 | |
| 391 h3c = c->qs->parent->data; | |
| 392 | |
|
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393 if (h3c->server_control == NULL) { |
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|
394 h3c->server_control = ngx_http_v3_create_uni_stream(c, |
|
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|
395 NGX_HTTP_V3_STREAM_CONTROL); |
| 8215 | 396 } |
| 397 | |
| 398 return h3c->server_encoder; | |
| 399 } | |
| 400 | |
| 401 | |
| 402 static ngx_connection_t * | |
|
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diff
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|
403 ngx_http_v3_get_encoder(ngx_connection_t *c) |
| 8215 | 404 { |
| 405 ngx_http_v3_connection_t *h3c; | |
| 406 | |
| 407 h3c = c->qs->parent->data; | |
| 408 | |
|
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|
409 if (h3c->server_encoder == NULL) { |
|
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diff
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|
410 h3c->server_encoder = ngx_http_v3_create_uni_stream(c, |
|
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|
411 NGX_HTTP_V3_STREAM_ENCODER); |
| 8215 | 412 } |
| 413 | |
|
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|
414 return h3c->server_encoder; |
|
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|
415 } |
|
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diff
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|
416 |
|
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diff
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|
417 |
|
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Refactored HTTP/3 parser.
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diff
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|
418 static ngx_connection_t * |
|
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diff
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|
419 ngx_http_v3_get_decoder(ngx_connection_t *c) |
|
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diff
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|
420 { |
|
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diff
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|
421 ngx_http_v3_connection_t *h3c; |
|
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diff
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|
422 |
|
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diff
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|
423 h3c = c->qs->parent->data; |
|
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diff
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|
424 |
|
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|
425 if (h3c->server_decoder == NULL) { |
|
ac41c53e446d
Fixed HTTP/3 server stream creation.
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8226
diff
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|
426 h3c->server_decoder = ngx_http_v3_create_uni_stream(c, |
|
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diff
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|
427 NGX_HTTP_V3_STREAM_DECODER); |
|
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diff
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|
428 } |
|
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diff
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|
429 |
|
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diff
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|
430 return h3c->server_encoder; |
| 8215 | 431 } |
| 432 | |
| 433 | |
| 434 ngx_int_t | |
| 435 ngx_http_v3_client_ref_insert(ngx_connection_t *c, ngx_uint_t dynamic, | |
| 436 ngx_uint_t index, ngx_str_t *value) | |
| 437 { | |
| 438 u_char *p, buf[NGX_HTTP_V3_PREFIX_INT_LEN * 2]; | |
| 439 size_t n; | |
| 440 ngx_connection_t *ec; | |
| 441 | |
| 442 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 443 "http3 client ref insert, %s[%ui] \"%V\"", | |
| 444 dynamic ? "dynamic" : "static", index, value); | |
| 445 | |
|
8226
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diff
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|
446 ec = ngx_http_v3_get_encoder(c); |
| 8215 | 447 if (ec == NULL) { |
| 448 return NGX_ERROR; | |
| 449 } | |
| 450 | |
| 451 p = buf; | |
| 452 | |
| 453 *p = (dynamic ? 0x80 : 0xc0); | |
| 454 p = (u_char *) ngx_http_v3_encode_prefix_int(p, index, 6); | |
| 455 | |
| 456 /* XXX option for huffman? */ | |
| 457 *p = 0; | |
| 458 p = (u_char *) ngx_http_v3_encode_prefix_int(p, value->len, 7); | |
| 459 | |
| 460 n = p - buf; | |
| 461 | |
| 462 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 463 goto failed; | |
| 464 } | |
| 465 | |
| 466 if (ec->send(ec, value->data, value->len) != (ssize_t) value->len) { | |
| 467 goto failed; | |
| 468 } | |
| 469 | |
| 470 return NGX_OK; | |
| 471 | |
| 472 failed: | |
| 473 | |
| 474 ngx_http_v3_close_uni_stream(ec); | |
| 475 | |
| 476 return NGX_ERROR; | |
| 477 } | |
| 478 | |
| 479 | |
| 480 ngx_int_t | |
| 481 ngx_http_v3_client_insert(ngx_connection_t *c, ngx_str_t *name, | |
| 482 ngx_str_t *value) | |
| 483 { | |
| 484 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 485 size_t n; | |
| 486 ngx_connection_t *ec; | |
| 487 | |
| 488 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 489 "http3 client insert \"%V\":\"%V\"", name, value); | |
| 490 | |
|
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|
491 ec = ngx_http_v3_get_encoder(c); |
| 8215 | 492 if (ec == NULL) { |
| 493 return NGX_ERROR; | |
| 494 } | |
| 495 | |
| 496 /* XXX option for huffman? */ | |
| 497 buf[0] = 0x40; | |
| 498 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, name->len, 5) - buf; | |
| 499 | |
| 500 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 501 goto failed; | |
| 502 } | |
| 503 | |
| 504 if (ec->send(ec, name->data, name->len) != (ssize_t) name->len) { | |
| 505 goto failed; | |
| 506 } | |
| 507 | |
| 508 /* XXX option for huffman? */ | |
| 509 buf[0] = 0; | |
| 510 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, value->len, 7) - buf; | |
| 511 | |
| 512 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 513 goto failed; | |
| 514 } | |
| 515 | |
| 516 if (ec->send(ec, value->data, value->len) != (ssize_t) value->len) { | |
| 517 goto failed; | |
| 518 } | |
| 519 | |
| 520 return NGX_OK; | |
| 521 | |
| 522 failed: | |
| 523 | |
| 524 ngx_http_v3_close_uni_stream(ec); | |
| 525 | |
| 526 return NGX_ERROR; | |
| 527 } | |
| 528 | |
| 529 | |
| 530 ngx_int_t | |
| 531 ngx_http_v3_client_set_capacity(ngx_connection_t *c, ngx_uint_t capacity) | |
| 532 { | |
| 533 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 534 size_t n; | |
| 535 ngx_connection_t *ec; | |
| 536 | |
| 537 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 538 "http3 client set capacity %ui", capacity); | |
| 539 | |
|
8226
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Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
540 ec = ngx_http_v3_get_encoder(c); |
| 8215 | 541 if (ec == NULL) { |
| 542 return NGX_ERROR; | |
| 543 } | |
| 544 | |
| 545 buf[0] = 0x20; | |
| 546 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, capacity, 5) - buf; | |
| 547 | |
| 548 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 549 ngx_http_v3_close_uni_stream(ec); | |
| 550 return NGX_ERROR; | |
| 551 } | |
| 552 | |
| 553 return NGX_OK; | |
| 554 } | |
| 555 | |
| 556 | |
| 557 ngx_int_t | |
| 558 ngx_http_v3_client_duplicate(ngx_connection_t *c, ngx_uint_t index) | |
| 559 { | |
| 560 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 561 size_t n; | |
| 562 ngx_connection_t *ec; | |
| 563 | |
| 564 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 565 "http3 client duplicate %ui", index); | |
| 566 | |
|
8226
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
567 ec = ngx_http_v3_get_encoder(c); |
| 8215 | 568 if (ec == NULL) { |
| 569 return NGX_ERROR; | |
| 570 } | |
| 571 | |
| 572 buf[0] = 0; | |
| 573 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, index, 5) - buf; | |
| 574 | |
| 575 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 576 ngx_http_v3_close_uni_stream(ec); | |
| 577 return NGX_ERROR; | |
| 578 } | |
| 579 | |
| 580 return NGX_OK; | |
| 581 } | |
| 582 | |
| 583 | |
| 584 ngx_int_t | |
| 585 ngx_http_v3_client_ack_header(ngx_connection_t *c, ngx_uint_t stream_id) | |
| 586 { | |
| 587 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 588 size_t n; | |
| 589 ngx_connection_t *dc; | |
| 590 | |
| 591 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 592 "http3 client ack header %ui", stream_id); | |
| 593 | |
|
8226
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
594 dc = ngx_http_v3_get_decoder(c); |
| 8215 | 595 if (dc == NULL) { |
| 596 return NGX_ERROR; | |
| 597 } | |
| 598 | |
| 599 buf[0] = 0x80; | |
| 600 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, stream_id, 7) - buf; | |
| 601 | |
| 602 if (dc->send(dc, buf, n) != (ssize_t) n) { | |
| 603 ngx_http_v3_close_uni_stream(dc); | |
| 604 return NGX_ERROR; | |
| 605 } | |
| 606 | |
| 607 return NGX_OK; | |
| 608 } | |
| 609 | |
| 610 | |
| 611 ngx_int_t | |
| 612 ngx_http_v3_client_cancel_stream(ngx_connection_t *c, ngx_uint_t stream_id) | |
| 613 { | |
| 614 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 615 size_t n; | |
| 616 ngx_connection_t *dc; | |
| 617 | |
| 618 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 619 "http3 client cancel stream %ui", stream_id); | |
| 620 | |
|
8226
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
621 dc = ngx_http_v3_get_decoder(c); |
| 8215 | 622 if (dc == NULL) { |
| 623 return NGX_ERROR; | |
| 624 } | |
| 625 | |
| 626 buf[0] = 0x40; | |
| 627 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, stream_id, 6) - buf; | |
| 628 | |
| 629 if (dc->send(dc, buf, n) != (ssize_t) n) { | |
| 630 ngx_http_v3_close_uni_stream(dc); | |
| 631 return NGX_ERROR; | |
| 632 } | |
| 633 | |
| 634 return NGX_OK; | |
| 635 } | |
| 636 | |
| 637 | |
| 638 ngx_int_t | |
| 639 ngx_http_v3_client_inc_insert_count(ngx_connection_t *c, ngx_uint_t inc) | |
| 640 { | |
| 641 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 642 size_t n; | |
| 643 ngx_connection_t *dc; | |
| 644 | |
| 645 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 646 "http3 client increment insert count %ui", inc); | |
| 647 | |
|
8226
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
648 dc = ngx_http_v3_get_decoder(c); |
| 8215 | 649 if (dc == NULL) { |
| 650 return NGX_ERROR; | |
| 651 } | |
| 652 | |
| 653 buf[0] = 0; | |
| 654 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, inc, 6) - buf; | |
| 655 | |
| 656 if (dc->send(dc, buf, n) != (ssize_t) n) { | |
| 657 ngx_http_v3_close_uni_stream(dc); | |
| 658 return NGX_ERROR; | |
| 659 } | |
| 660 | |
| 661 return NGX_OK; | |
| 662 } |