Mercurial > hg > nginx
annotate src/http/v3/ngx_http_v3_streams.c @ 8630:279ad36f2f4b quic
QUIC: renamed c->qs to c->quic.
| author | Roman Arutyunyan <arut@nginx.com> |
|---|---|
| date | Tue, 10 Nov 2020 19:40:00 +0000 |
| parents | 0596fe1aee16 |
| children | e1eb7f4ca9f1 |
| 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 ngx_http_v3_handler_pt handler; |
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19 void *data; |
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20 ngx_int_t index; |
| 8215 | 21 } ngx_http_v3_uni_stream_t; |
| 22 | |
| 23 | |
| 8497 | 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 | |
| 8215 | 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); |
| 8497 | 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, |
| 8215 | 38 ngx_uint_t type); |
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39 static ngx_int_t ngx_http_v3_send_settings(ngx_connection_t *c); |
| 8215 | 40 |
| 41 | |
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42 ngx_int_t |
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43 ngx_http_v3_init_connection(ngx_connection_t *c) |
| 8215 | 44 { |
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45 ngx_http_connection_t *hc; |
| 8215 | 46 ngx_http_v3_uni_stream_t *us; |
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47 ngx_http_v3_connection_t *h3c; |
| 8215 | 48 |
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49 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 init connection"); |
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50 |
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51 hc = c->data; |
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52 |
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53 if (c->quic == NULL) { |
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54 h3c = ngx_pcalloc(c->pool, sizeof(ngx_http_v3_connection_t)); |
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55 if (h3c == NULL) { |
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56 return NGX_ERROR; |
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57 } |
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58 |
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59 h3c->hc = *hc; |
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60 |
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61 ngx_queue_init(&h3c->blocked); |
| 8497 | 62 ngx_queue_init(&h3c->pushing); |
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63 |
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64 c->data = h3c; |
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65 return NGX_OK; |
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66 } |
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67 |
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68 if (ngx_http_v3_send_settings(c) == NGX_ERROR) { |
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69 return NGX_ERROR; |
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70 } |
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71 |
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72 if ((c->quic->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0) { |
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73 return NGX_OK; |
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74 } |
| 8215 | 75 |
| 76 us = ngx_pcalloc(c->pool, sizeof(ngx_http_v3_uni_stream_t)); | |
| 77 if (us == NULL) { | |
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78 ngx_http_v3_finalize_connection(c, NGX_HTTP_V3_ERR_INTERNAL_ERROR, |
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79 NULL); |
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80 return NGX_ERROR; |
| 8215 | 81 } |
| 82 | |
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83 us->index = -1; |
| 8215 | 84 |
| 85 c->data = us; | |
| 86 | |
| 87 c->read->handler = ngx_http_v3_read_uni_stream_type; | |
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88 c->write->handler = ngx_http_v3_dummy_write_handler; |
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89 |
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90 ngx_http_v3_read_uni_stream_type(c->read); |
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91 |
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92 return NGX_DONE; |
| 8215 | 93 } |
| 94 | |
| 95 | |
| 96 static void | |
| 97 ngx_http_v3_close_uni_stream(ngx_connection_t *c) | |
| 98 { | |
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99 ngx_pool_t *pool; |
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100 ngx_http_v3_connection_t *h3c; |
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101 ngx_http_v3_uni_stream_t *us; |
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102 |
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103 us = c->data; |
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104 h3c = c->quic->parent->data; |
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105 |
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106 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 close stream"); |
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107 |
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108 if (us->index >= 0) { |
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109 h3c->known_streams[us->index] = NULL; |
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110 } |
| 8215 | 111 |
| 112 c->destroyed = 1; | |
| 113 | |
| 114 pool = c->pool; | |
| 115 | |
| 116 ngx_close_connection(c); | |
| 117 | |
| 118 ngx_destroy_pool(pool); | |
| 119 } | |
| 120 | |
| 121 | |
| 122 static void | |
| 123 ngx_http_v3_read_uni_stream_type(ngx_event_t *rev) | |
| 124 { | |
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125 u_char ch; |
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126 ssize_t n; |
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127 ngx_int_t index, rc; |
| 8215 | 128 ngx_connection_t *c; |
| 129 ngx_http_v3_connection_t *h3c; | |
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130 ngx_http_v3_uni_stream_t *us; |
| 8215 | 131 |
| 132 c = rev->data; | |
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133 us = c->data; |
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134 h3c = c->quic->parent->data; |
| 8215 | 135 |
| 136 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 read stream type"); | |
| 137 | |
| 138 while (rev->ready) { | |
| 139 | |
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140 n = c->recv(c, &ch, 1); |
| 8215 | 141 |
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142 if (n == NGX_AGAIN) { |
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143 break; |
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144 } |
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145 |
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146 if (n == 0) { |
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147 rc = NGX_HTTP_V3_ERR_GENERAL_PROTOCOL_ERROR; |
| 8215 | 148 goto failed; |
| 149 } | |
| 150 | |
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151 if (n != 1) { |
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152 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
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153 goto failed; |
| 8215 | 154 } |
| 155 | |
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156 switch (ch) { |
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157 |
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158 case NGX_HTTP_V3_STREAM_ENCODER: |
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159 |
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160 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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161 "http3 encoder stream"); |
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162 |
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163 index = NGX_HTTP_V3_STREAM_CLIENT_ENCODER; |
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164 us->handler = ngx_http_v3_parse_encoder; |
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165 n = sizeof(ngx_http_v3_parse_encoder_t); |
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166 |
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167 break; |
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168 |
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169 case NGX_HTTP_V3_STREAM_DECODER: |
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170 |
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171 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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172 "http3 decoder stream"); |
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173 |
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174 index = NGX_HTTP_V3_STREAM_CLIENT_DECODER; |
|
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|
175 us->handler = ngx_http_v3_parse_decoder; |
|
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|
176 n = sizeof(ngx_http_v3_parse_decoder_t); |
|
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|
177 |
|
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|
178 break; |
|
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|
179 |
|
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diff
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|
180 case NGX_HTTP_V3_STREAM_CONTROL: |
|
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|
181 |
|
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|
182 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
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|
183 "http3 control stream"); |
|
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|
184 |
|
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|
185 index = NGX_HTTP_V3_STREAM_CLIENT_CONTROL; |
|
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|
186 us->handler = ngx_http_v3_parse_control; |
|
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|
187 n = sizeof(ngx_http_v3_parse_control_t); |
|
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|
188 |
|
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|
189 break; |
|
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|
190 |
|
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|
191 default: |
| 8215 | 192 |
| 193 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
|
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|
194 "http3 stream 0x%02xi", (ngx_int_t) ch); |
|
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|
195 index = -1; |
|
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|
196 n = 0; |
|
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|
197 } |
| 8215 | 198 |
|
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|
199 if (index >= 0) { |
|
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|
200 if (h3c->known_streams[index]) { |
|
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|
201 ngx_log_error(NGX_LOG_INFO, c->log, 0, "stream exists"); |
|
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|
202 rc = NGX_HTTP_V3_ERR_STREAM_CREATION_ERROR; |
|
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|
203 goto failed; |
|
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|
204 } |
|
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|
205 |
|
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|
206 us->index = index; |
|
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|
207 h3c->known_streams[index] = c; |
|
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|
208 } |
|
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|
209 |
|
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|
210 if (n) { |
|
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|
211 us->data = ngx_pcalloc(c->pool, n); |
|
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|
212 if (us->data == NULL) { |
|
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|
213 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
|
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|
214 goto failed; |
|
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diff
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|
215 } |
| 8215 | 216 } |
| 217 | |
|
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|
218 rev->handler = ngx_http_v3_uni_read_handler; |
|
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|
219 ngx_http_v3_uni_read_handler(rev); |
|
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diff
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|
220 return; |
| 8215 | 221 } |
| 222 | |
| 223 if (ngx_handle_read_event(rev, 0) != NGX_OK) { | |
|
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Roman Arutyunyan <arut@nginx.com>
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diff
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|
224 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
| 8215 | 225 goto failed; |
| 226 } | |
| 227 | |
| 228 return; | |
| 229 | |
| 230 failed: | |
| 231 | |
|
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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
|
232 ngx_http_v3_finalize_connection(c, rc, "could not read stream type"); |
| 8215 | 233 ngx_http_v3_close_uni_stream(c); |
| 234 } | |
| 235 | |
| 236 | |
| 237 static void | |
|
8226
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|
238 ngx_http_v3_uni_read_handler(ngx_event_t *rev) |
| 8215 | 239 { |
|
8226
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diff
changeset
|
240 u_char buf[128]; |
| 8215 | 241 ssize_t n; |
|
8226
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|
242 ngx_int_t rc, i; |
|
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|
243 ngx_connection_t *c; |
|
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diff
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|
244 ngx_http_v3_uni_stream_t *us; |
| 8215 | 245 |
| 246 c = rev->data; | |
|
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|
247 us = c->data; |
| 8215 | 248 |
|
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|
249 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 read handler"); |
| 8215 | 250 |
| 251 while (rev->ready) { | |
| 252 | |
|
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|
253 n = c->recv(c, buf, sizeof(buf)); |
| 8215 | 254 |
|
8460
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
changeset
|
255 if (n == NGX_ERROR) { |
|
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Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
256 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
| 8215 | 257 goto failed; |
| 258 } | |
| 259 | |
|
8460
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changeset
|
260 if (n == 0) { |
|
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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
|
261 if (us->index >= 0) { |
|
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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
|
262 rc = NGX_HTTP_V3_ERR_CLOSED_CRITICAL_STREAM; |
|
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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
|
263 goto failed; |
|
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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
|
264 } |
|
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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8456
diff
changeset
|
265 |
|
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
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|
266 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 read eof"); |
|
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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
|
267 ngx_http_v3_close_uni_stream(c); |
|
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diff
changeset
|
268 return; |
|
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
changeset
|
269 } |
|
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diff
changeset
|
270 |
|
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diff
changeset
|
271 if (n == NGX_AGAIN) { |
| 8215 | 272 break; |
| 273 } | |
| 274 | |
|
8283
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|
275 if (us->handler == NULL) { |
|
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diff
changeset
|
276 continue; |
|
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Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
277 } |
| 8215 | 278 |
|
8226
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diff
changeset
|
279 for (i = 0; i < n; i++) { |
| 8215 | 280 |
|
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diff
changeset
|
281 rc = us->handler(c, us->data, buf[i]); |
| 8215 | 282 |
|
8460
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diff
changeset
|
283 if (rc == NGX_DONE) { |
|
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diff
changeset
|
284 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
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diff
changeset
|
285 "http3 read done"); |
|
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diff
changeset
|
286 ngx_http_v3_close_uni_stream(c); |
|
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diff
changeset
|
287 return; |
|
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diff
changeset
|
288 } |
|
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diff
changeset
|
289 |
|
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diff
changeset
|
290 if (rc > 0) { |
| 8215 | 291 goto failed; |
| 292 } | |
| 293 | |
|
8460
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diff
changeset
|
294 if (rc != NGX_AGAIN) { |
|
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|
295 rc = NGX_HTTP_V3_ERR_GENERAL_PROTOCOL_ERROR; |
|
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Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
296 goto failed; |
| 8215 | 297 } |
| 298 } | |
| 299 } | |
| 300 | |
| 301 if (ngx_handle_read_event(rev, 0) != NGX_OK) { | |
|
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Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
302 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
| 8215 | 303 goto failed; |
| 304 } | |
| 305 | |
| 306 return; | |
| 307 | |
| 308 failed: | |
| 309 | |
|
8460
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
changeset
|
310 ngx_http_v3_finalize_connection(c, rc, "stream error"); |
| 8215 | 311 ngx_http_v3_close_uni_stream(c); |
| 312 } | |
| 313 | |
| 314 | |
|
8281
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When closing a QUIC connection, wait for all streams to finish.
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8228
diff
changeset
|
315 static void |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
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diff
changeset
|
316 ngx_http_v3_dummy_write_handler(ngx_event_t *wev) |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
317 { |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
318 ngx_connection_t *c; |
|
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When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
319 |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
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diff
changeset
|
320 c = wev->data; |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
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8228
diff
changeset
|
321 |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
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8228
diff
changeset
|
322 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>
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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:
8228
diff
changeset
|
324 if (ngx_handle_write_event(wev, 0) != NGX_OK) { |
|
8460
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
changeset
|
325 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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parents:
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diff
changeset
|
326 NULL); |
|
8281
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When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
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8228
diff
changeset
|
327 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
|
328 } |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
329 } |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
330 |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
331 |
| 8215 | 332 /* XXX async & buffered stream writes */ |
| 333 | |
| 8497 | 334 ngx_connection_t * |
| 335 ngx_http_v3_create_push_stream(ngx_connection_t *c, uint64_t push_id) | |
| 336 { | |
| 337 u_char *p, buf[NGX_HTTP_V3_VARLEN_INT_LEN * 2]; | |
| 338 size_t n; | |
| 339 ngx_connection_t *sc; | |
| 340 ngx_pool_cleanup_t *cln; | |
| 341 ngx_http_v3_push_t *push; | |
| 342 ngx_http_v3_connection_t *h3c; | |
| 343 | |
| 344 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 345 "http3 create push stream id:%uL", push_id); | |
| 346 | |
| 347 sc = ngx_quic_open_stream(c, 0); | |
| 348 if (sc == NULL) { | |
| 349 return NULL; | |
| 350 } | |
| 351 | |
| 352 p = buf; | |
| 353 p = (u_char *) ngx_http_v3_encode_varlen_int(p, NGX_HTTP_V3_STREAM_PUSH); | |
| 354 p = (u_char *) ngx_http_v3_encode_varlen_int(p, push_id); | |
| 355 n = p - buf; | |
| 356 | |
| 357 if (sc->send(sc, buf, n) != (ssize_t) n) { | |
| 358 goto failed; | |
| 359 } | |
| 360 | |
| 361 cln = ngx_pool_cleanup_add(sc->pool, sizeof(ngx_http_v3_push_t)); | |
| 362 if (cln == NULL) { | |
| 363 goto failed; | |
| 364 } | |
| 365 | |
|
8630
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
366 h3c = c->quic->parent->data; |
| 8497 | 367 h3c->npushing++; |
| 368 | |
| 369 cln->handler = ngx_http_v3_push_cleanup; | |
| 370 | |
| 371 push = cln->data; | |
| 372 push->id = push_id; | |
| 373 push->connection = sc; | |
| 374 push->npushing = &h3c->npushing; | |
| 375 | |
| 376 ngx_queue_insert_tail(&h3c->pushing, &push->queue); | |
| 377 | |
| 378 return sc; | |
| 379 | |
| 380 failed: | |
| 381 | |
| 382 ngx_http_v3_close_uni_stream(sc); | |
| 383 | |
| 384 return NULL; | |
| 385 } | |
| 386 | |
| 387 | |
| 388 static void | |
| 389 ngx_http_v3_push_cleanup(void *data) | |
| 390 { | |
| 391 ngx_http_v3_push_t *push = data; | |
| 392 | |
| 393 ngx_queue_remove(&push->queue); | |
| 394 (*push->npushing)--; | |
| 395 } | |
| 396 | |
| 397 | |
| 8215 | 398 static ngx_connection_t * |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
399 ngx_http_v3_get_uni_stream(ngx_connection_t *c, ngx_uint_t type) |
| 8215 | 400 { |
| 401 u_char buf[NGX_HTTP_V3_VARLEN_INT_LEN]; | |
| 402 size_t n; | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
403 ngx_int_t index; |
| 8215 | 404 ngx_connection_t *sc; |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
405 ngx_http_v3_connection_t *h3c; |
| 8215 | 406 ngx_http_v3_uni_stream_t *us; |
| 407 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
408 switch (type) { |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
409 case NGX_HTTP_V3_STREAM_ENCODER: |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
410 index = NGX_HTTP_V3_STREAM_SERVER_ENCODER; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
411 break; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
412 case NGX_HTTP_V3_STREAM_DECODER: |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
413 index = NGX_HTTP_V3_STREAM_SERVER_DECODER; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
414 break; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
415 case NGX_HTTP_V3_STREAM_CONTROL: |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
416 index = NGX_HTTP_V3_STREAM_SERVER_CONTROL; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
417 break; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
418 default: |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
419 index = -1; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
420 } |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
421 |
|
8630
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
422 h3c = c->quic->parent->data; |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
423 |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
424 if (index >= 0) { |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
425 if (h3c->known_streams[index]) { |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
426 return h3c->known_streams[index]; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
427 } |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
428 } |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
429 |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
430 sc = ngx_quic_open_stream(c, 0); |
| 8215 | 431 if (sc == NULL) { |
| 432 return NULL; | |
| 433 } | |
| 434 | |
| 435 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 436 "http3 create uni stream, type:%ui", type); | |
| 437 | |
| 438 us = ngx_pcalloc(sc->pool, sizeof(ngx_http_v3_uni_stream_t)); | |
| 439 if (us == NULL) { | |
| 440 goto failed; | |
| 441 } | |
| 442 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
443 us->index = index; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
444 |
| 8215 | 445 sc->data = us; |
| 446 | |
|
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
447 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:
8228
diff
changeset
|
448 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:
8228
diff
changeset
|
449 |
|
8403
c101438c69a4
HTTP/3: prevent array access by negative index for unknown streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8362
diff
changeset
|
450 if (index >= 0) { |
|
c101438c69a4
HTTP/3: prevent array access by negative index for unknown streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8362
diff
changeset
|
451 h3c->known_streams[index] = sc; |
|
c101438c69a4
HTTP/3: prevent array access by negative index for unknown streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8362
diff
changeset
|
452 } |
| 8215 | 453 |
| 454 n = (u_char *) ngx_http_v3_encode_varlen_int(buf, type) - buf; | |
| 455 | |
| 456 if (sc->send(sc, buf, n) != (ssize_t) n) { | |
| 457 goto failed; | |
| 458 } | |
| 459 | |
| 460 return sc; | |
| 461 | |
| 462 failed: | |
| 463 | |
| 464 ngx_http_v3_close_uni_stream(sc); | |
| 465 | |
| 466 return NULL; | |
| 467 } | |
| 468 | |
| 469 | |
|
8481
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8460
diff
changeset
|
470 static ngx_int_t |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
471 ngx_http_v3_send_settings(ngx_connection_t *c) |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
472 { |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
473 u_char *p, buf[NGX_HTTP_V3_VARLEN_INT_LEN * 6]; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
474 size_t n; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
475 ngx_connection_t *cc; |
|
8492
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
476 ngx_http_v3_srv_conf_t *h3scf; |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
477 ngx_http_v3_connection_t *h3c; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
478 |
|
8630
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
479 h3c = c->quic->parent->data; |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
480 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
481 if (h3c->settings_sent) { |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
482 return NGX_OK; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
483 } |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
484 |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
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:
8403
diff
changeset
|
486 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
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:
8403
diff
changeset
|
488 if (cc == NULL) { |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
489 return NGX_DECLINED; |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
490 } |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
491 |
|
8492
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
492 h3scf = ngx_http_get_module_srv_conf(h3c->hc.conf_ctx, ngx_http_v3_module); |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
493 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
494 n = ngx_http_v3_encode_varlen_int(NULL, |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
495 NGX_HTTP_V3_PARAM_MAX_TABLE_CAPACITY); |
|
8492
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
496 n += ngx_http_v3_encode_varlen_int(NULL, h3scf->max_table_capacity); |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
497 n += ngx_http_v3_encode_varlen_int(NULL, NGX_HTTP_V3_PARAM_BLOCKED_STREAMS); |
|
8492
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
498 n += ngx_http_v3_encode_varlen_int(NULL, h3scf->max_blocked_streams); |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
499 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
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:
8403
diff
changeset
|
501 NGX_HTTP_V3_FRAME_SETTINGS); |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
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:
8403
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:
8403
diff
changeset
|
504 NGX_HTTP_V3_PARAM_MAX_TABLE_CAPACITY); |
|
8492
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
505 p = (u_char *) ngx_http_v3_encode_varlen_int(p, h3scf->max_table_capacity); |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
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:
8403
diff
changeset
|
507 NGX_HTTP_V3_PARAM_BLOCKED_STREAMS); |
|
8492
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
508 p = (u_char *) ngx_http_v3_encode_varlen_int(p, h3scf->max_blocked_streams); |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
509 n = p - buf; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
510 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
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:
8403
diff
changeset
|
512 goto failed; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
513 } |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
514 |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
515 h3c->settings_sent = 1; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
516 |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
517 return NGX_OK; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
518 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
519 failed: |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
520 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
521 ngx_http_v3_close_uni_stream(cc); |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
522 |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
523 ngx_http_v3_finalize_connection(c, NGX_HTTP_V3_ERR_INTERNAL_ERROR, |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
524 "could not send settings"); |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
525 |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
526 return NGX_ERROR; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
527 } |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
528 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
529 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
530 ngx_int_t |
| 8215 | 531 ngx_http_v3_client_ref_insert(ngx_connection_t *c, ngx_uint_t dynamic, |
| 532 ngx_uint_t index, ngx_str_t *value) | |
| 533 { | |
| 534 u_char *p, buf[NGX_HTTP_V3_PREFIX_INT_LEN * 2]; | |
| 535 size_t n; | |
| 536 ngx_connection_t *ec; | |
| 537 | |
| 538 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 539 "http3 client ref insert, %s[%ui] \"%V\"", | |
| 540 dynamic ? "dynamic" : "static", index, value); | |
| 541 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
542 ec = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_ENCODER); |
| 8215 | 543 if (ec == NULL) { |
| 544 return NGX_ERROR; | |
| 545 } | |
| 546 | |
| 547 p = buf; | |
| 548 | |
| 549 *p = (dynamic ? 0x80 : 0xc0); | |
| 550 p = (u_char *) ngx_http_v3_encode_prefix_int(p, index, 6); | |
| 551 | |
| 552 /* XXX option for huffman? */ | |
| 553 *p = 0; | |
| 554 p = (u_char *) ngx_http_v3_encode_prefix_int(p, value->len, 7); | |
| 555 | |
| 556 n = p - buf; | |
| 557 | |
| 558 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 559 goto failed; | |
| 560 } | |
| 561 | |
| 562 if (ec->send(ec, value->data, value->len) != (ssize_t) value->len) { | |
| 563 goto failed; | |
| 564 } | |
| 565 | |
| 566 return NGX_OK; | |
| 567 | |
| 568 failed: | |
| 569 | |
| 570 ngx_http_v3_close_uni_stream(ec); | |
| 571 | |
| 572 return NGX_ERROR; | |
| 573 } | |
| 574 | |
| 575 | |
| 576 ngx_int_t | |
| 577 ngx_http_v3_client_insert(ngx_connection_t *c, ngx_str_t *name, | |
| 578 ngx_str_t *value) | |
| 579 { | |
| 580 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 581 size_t n; | |
| 582 ngx_connection_t *ec; | |
| 583 | |
| 584 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 585 "http3 client insert \"%V\":\"%V\"", name, value); | |
| 586 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
587 ec = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_ENCODER); |
| 8215 | 588 if (ec == NULL) { |
| 589 return NGX_ERROR; | |
| 590 } | |
| 591 | |
| 592 /* XXX option for huffman? */ | |
| 593 buf[0] = 0x40; | |
| 594 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, name->len, 5) - buf; | |
| 595 | |
| 596 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 597 goto failed; | |
| 598 } | |
| 599 | |
| 600 if (ec->send(ec, name->data, name->len) != (ssize_t) name->len) { | |
| 601 goto failed; | |
| 602 } | |
| 603 | |
| 604 /* XXX option for huffman? */ | |
| 605 buf[0] = 0; | |
| 606 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, value->len, 7) - buf; | |
| 607 | |
| 608 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 609 goto failed; | |
| 610 } | |
| 611 | |
| 612 if (ec->send(ec, value->data, value->len) != (ssize_t) value->len) { | |
| 613 goto failed; | |
| 614 } | |
| 615 | |
| 616 return NGX_OK; | |
| 617 | |
| 618 failed: | |
| 619 | |
| 620 ngx_http_v3_close_uni_stream(ec); | |
| 621 | |
| 622 return NGX_ERROR; | |
| 623 } | |
| 624 | |
| 625 | |
| 626 ngx_int_t | |
| 627 ngx_http_v3_client_set_capacity(ngx_connection_t *c, ngx_uint_t capacity) | |
| 628 { | |
| 629 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 630 size_t n; | |
| 631 ngx_connection_t *ec; | |
| 632 | |
| 633 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 634 "http3 client set capacity %ui", capacity); | |
| 635 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
636 ec = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_ENCODER); |
| 8215 | 637 if (ec == NULL) { |
| 638 return NGX_ERROR; | |
| 639 } | |
| 640 | |
| 641 buf[0] = 0x20; | |
| 642 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, capacity, 5) - buf; | |
| 643 | |
| 644 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 645 ngx_http_v3_close_uni_stream(ec); | |
| 646 return NGX_ERROR; | |
| 647 } | |
| 648 | |
| 649 return NGX_OK; | |
| 650 } | |
| 651 | |
| 652 | |
| 653 ngx_int_t | |
| 654 ngx_http_v3_client_duplicate(ngx_connection_t *c, ngx_uint_t index) | |
| 655 { | |
| 656 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 657 size_t n; | |
| 658 ngx_connection_t *ec; | |
| 659 | |
| 660 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 661 "http3 client duplicate %ui", index); | |
| 662 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
663 ec = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_ENCODER); |
| 8215 | 664 if (ec == NULL) { |
| 665 return NGX_ERROR; | |
| 666 } | |
| 667 | |
| 668 buf[0] = 0; | |
| 669 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, index, 5) - buf; | |
| 670 | |
| 671 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 672 ngx_http_v3_close_uni_stream(ec); | |
| 673 return NGX_ERROR; | |
| 674 } | |
| 675 | |
| 676 return NGX_OK; | |
| 677 } | |
| 678 | |
| 679 | |
| 680 ngx_int_t | |
| 681 ngx_http_v3_client_ack_header(ngx_connection_t *c, ngx_uint_t stream_id) | |
| 682 { | |
| 683 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 684 size_t n; | |
| 685 ngx_connection_t *dc; | |
| 686 | |
| 687 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 688 "http3 client ack header %ui", stream_id); | |
| 689 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
690 dc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_DECODER); |
| 8215 | 691 if (dc == NULL) { |
| 692 return NGX_ERROR; | |
| 693 } | |
| 694 | |
| 695 buf[0] = 0x80; | |
| 696 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, stream_id, 7) - buf; | |
| 697 | |
| 698 if (dc->send(dc, buf, n) != (ssize_t) n) { | |
| 699 ngx_http_v3_close_uni_stream(dc); | |
| 700 return NGX_ERROR; | |
| 701 } | |
| 702 | |
| 703 return NGX_OK; | |
| 704 } | |
| 705 | |
| 706 | |
| 707 ngx_int_t | |
| 708 ngx_http_v3_client_cancel_stream(ngx_connection_t *c, ngx_uint_t stream_id) | |
| 709 { | |
| 710 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 711 size_t n; | |
| 712 ngx_connection_t *dc; | |
| 713 | |
| 714 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 715 "http3 client cancel stream %ui", stream_id); | |
| 716 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
717 dc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_DECODER); |
| 8215 | 718 if (dc == NULL) { |
| 719 return NGX_ERROR; | |
| 720 } | |
| 721 | |
| 722 buf[0] = 0x40; | |
| 723 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, stream_id, 6) - buf; | |
| 724 | |
| 725 if (dc->send(dc, buf, n) != (ssize_t) n) { | |
| 726 ngx_http_v3_close_uni_stream(dc); | |
| 727 return NGX_ERROR; | |
| 728 } | |
| 729 | |
| 730 return NGX_OK; | |
| 731 } | |
| 732 | |
| 733 | |
| 734 ngx_int_t | |
| 735 ngx_http_v3_client_inc_insert_count(ngx_connection_t *c, ngx_uint_t inc) | |
| 736 { | |
| 737 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 738 size_t n; | |
| 739 ngx_connection_t *dc; | |
| 740 | |
| 741 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 742 "http3 client increment insert count %ui", inc); | |
| 743 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
744 dc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_DECODER); |
| 8215 | 745 if (dc == NULL) { |
| 746 return NGX_ERROR; | |
| 747 } | |
| 748 | |
| 749 buf[0] = 0; | |
| 750 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, inc, 6) - buf; | |
| 751 | |
| 752 if (dc->send(dc, buf, n) != (ssize_t) n) { | |
| 753 ngx_http_v3_close_uni_stream(dc); | |
| 754 return NGX_ERROR; | |
| 755 } | |
| 756 | |
| 757 return NGX_OK; | |
| 758 } | |
| 8497 | 759 |
| 760 | |
| 761 ngx_int_t | |
| 762 ngx_http_v3_set_max_push_id(ngx_connection_t *c, uint64_t max_push_id) | |
| 763 { | |
| 764 ngx_http_v3_connection_t *h3c; | |
| 765 | |
|
8630
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
766 h3c = c->quic->parent->data; |
| 8497 | 767 |
| 768 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 769 "http3 MAX_PUSH_ID:%uL", max_push_id); | |
| 770 | |
| 771 if (max_push_id < h3c->max_push_id) { | |
| 772 return NGX_HTTP_V3_ERR_ID_ERROR; | |
| 773 } | |
| 774 | |
| 775 h3c->max_push_id = max_push_id; | |
| 776 | |
| 777 return NGX_OK; | |
| 778 } | |
| 779 | |
| 780 | |
| 781 ngx_int_t | |
| 782 ngx_http_v3_cancel_push(ngx_connection_t *c, uint64_t push_id) | |
| 783 { | |
| 784 ngx_queue_t *q; | |
| 785 ngx_http_request_t *r; | |
| 786 ngx_http_v3_push_t *push; | |
| 787 ngx_http_v3_connection_t *h3c; | |
| 788 | |
|
8630
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
789 h3c = c->quic->parent->data; |
| 8497 | 790 |
| 791 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 792 "http3 CANCEL_PUSH:%uL", push_id); | |
| 793 | |
| 794 if (push_id >= h3c->next_push_id) { | |
| 795 return NGX_HTTP_V3_ERR_ID_ERROR; | |
| 796 } | |
| 797 | |
| 798 for (q = ngx_queue_head(&h3c->pushing); | |
| 799 q != ngx_queue_sentinel(&h3c->pushing); | |
| 800 q = ngx_queue_next(&h3c->pushing)) | |
| 801 { | |
| 802 push = (ngx_http_v3_push_t *) q; | |
| 803 | |
| 804 if (push->id != push_id) { | |
| 805 continue; | |
| 806 } | |
| 807 | |
| 808 r = push->connection->data; | |
| 809 | |
| 810 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 811 "http3 cancel push"); | |
| 812 | |
| 813 ngx_http_finalize_request(r, NGX_HTTP_CLOSE); | |
| 814 | |
| 815 break; | |
| 816 } | |
| 817 | |
| 818 return NGX_OK; | |
| 819 } |