Mercurial > hg > nginx
annotate src/http/v3/ngx_http_v3_streams.c @ 8679:e1eb7f4ca9f1 quic
HTTP/3: refactored request parser.
The change reduces diff to the default branch for
src/http/ngx_http_request.c and src/http/ngx_http_parse.c.
| author | Roman Arutyunyan <arut@nginx.com> |
|---|---|
| date | Fri, 22 Jan 2021 16:34:06 +0300 |
| parents | 279ad36f2f4b |
| children | 5cb5b568282b |
| 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_session(ngx_connection_t *c) |
| 8215 | 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; |
| 8215 | 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 |
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66 ngx_queue_init(&h3c->blocked); |
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67 ngx_queue_init(&h3c->pushing); |
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68 |
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69 pc->data = h3c; |
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70 |
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71 return ngx_http_v3_send_settings(c); |
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72 } |
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73 |
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74 |
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75 void |
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76 ngx_http_v3_init_uni_stream(ngx_connection_t *c) |
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77 { |
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78 ngx_http_v3_uni_stream_t *us; |
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79 |
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80 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 init uni stream"); |
| 8215 | 81 |
| 82 us = ngx_pcalloc(c->pool, sizeof(ngx_http_v3_uni_stream_t)); | |
| 83 if (us == NULL) { | |
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84 ngx_http_close_connection(c); |
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85 return; |
| 8215 | 86 } |
| 87 | |
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88 us->index = -1; |
| 8215 | 89 |
| 90 c->data = us; | |
| 91 | |
| 92 c->read->handler = ngx_http_v3_read_uni_stream_type; | |
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93 c->write->handler = ngx_http_v3_dummy_write_handler; |
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94 |
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95 ngx_http_v3_read_uni_stream_type(c->read); |
| 8215 | 96 } |
| 97 | |
| 98 | |
| 99 static void | |
| 100 ngx_http_v3_close_uni_stream(ngx_connection_t *c) | |
| 101 { | |
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102 ngx_pool_t *pool; |
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103 ngx_http_v3_connection_t *h3c; |
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104 ngx_http_v3_uni_stream_t *us; |
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105 |
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106 us = c->data; |
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107 h3c = c->quic->parent->data; |
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108 |
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109 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 close stream"); |
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110 |
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111 if (us->index >= 0) { |
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112 h3c->known_streams[us->index] = NULL; |
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113 } |
| 8215 | 114 |
| 115 c->destroyed = 1; | |
| 116 | |
| 117 pool = c->pool; | |
| 118 | |
| 119 ngx_close_connection(c); | |
| 120 | |
| 121 ngx_destroy_pool(pool); | |
| 122 } | |
| 123 | |
| 124 | |
| 125 static void | |
| 126 ngx_http_v3_read_uni_stream_type(ngx_event_t *rev) | |
| 127 { | |
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128 u_char ch; |
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129 ssize_t n; |
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130 ngx_int_t index, rc; |
| 8215 | 131 ngx_connection_t *c; |
| 132 ngx_http_v3_connection_t *h3c; | |
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133 ngx_http_v3_uni_stream_t *us; |
| 8215 | 134 |
| 135 c = rev->data; | |
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136 us = c->data; |
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137 h3c = c->quic->parent->data; |
| 8215 | 138 |
| 139 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 read stream type"); | |
| 140 | |
| 141 while (rev->ready) { | |
| 142 | |
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143 n = c->recv(c, &ch, 1); |
| 8215 | 144 |
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145 if (n == NGX_AGAIN) { |
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146 break; |
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147 } |
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148 |
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149 if (n == 0) { |
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150 rc = NGX_HTTP_V3_ERR_GENERAL_PROTOCOL_ERROR; |
| 8215 | 151 goto failed; |
| 152 } | |
| 153 | |
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154 if (n != 1) { |
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155 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
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156 goto failed; |
| 8215 | 157 } |
| 158 | |
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159 switch (ch) { |
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160 |
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161 case NGX_HTTP_V3_STREAM_ENCODER: |
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162 |
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163 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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164 "http3 encoder stream"); |
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165 |
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166 index = NGX_HTTP_V3_STREAM_CLIENT_ENCODER; |
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167 us->handler = ngx_http_v3_parse_encoder; |
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168 n = sizeof(ngx_http_v3_parse_encoder_t); |
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169 |
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170 break; |
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171 |
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172 case NGX_HTTP_V3_STREAM_DECODER: |
|
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diff
changeset
|
173 |
|
268f4389130d
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diff
changeset
|
174 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
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Refactored HTTP/3 parser.
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diff
changeset
|
175 "http3 decoder stream"); |
|
268f4389130d
Refactored HTTP/3 parser.
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diff
changeset
|
176 |
|
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diff
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|
177 index = NGX_HTTP_V3_STREAM_CLIENT_DECODER; |
|
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diff
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|
178 us->handler = ngx_http_v3_parse_decoder; |
|
8226
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diff
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|
179 n = sizeof(ngx_http_v3_parse_decoder_t); |
|
268f4389130d
Refactored HTTP/3 parser.
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diff
changeset
|
180 |
|
268f4389130d
Refactored HTTP/3 parser.
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diff
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|
181 break; |
|
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Refactored HTTP/3 parser.
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parents:
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diff
changeset
|
182 |
|
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
183 case NGX_HTTP_V3_STREAM_CONTROL: |
|
268f4389130d
Refactored HTTP/3 parser.
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parents:
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diff
changeset
|
184 |
|
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
185 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
268f4389130d
Refactored HTTP/3 parser.
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diff
changeset
|
186 "http3 control stream"); |
|
268f4389130d
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diff
changeset
|
187 |
|
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diff
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|
188 index = NGX_HTTP_V3_STREAM_CLIENT_CONTROL; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
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diff
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|
189 us->handler = ngx_http_v3_parse_control; |
|
8226
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diff
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|
190 n = sizeof(ngx_http_v3_parse_control_t); |
|
268f4389130d
Refactored HTTP/3 parser.
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diff
changeset
|
191 |
|
268f4389130d
Refactored HTTP/3 parser.
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diff
changeset
|
192 break; |
|
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Refactored HTTP/3 parser.
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diff
changeset
|
193 |
|
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diff
changeset
|
194 default: |
| 8215 | 195 |
| 196 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
|
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diff
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|
197 "http3 stream 0x%02xi", (ngx_int_t) ch); |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
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diff
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|
198 index = -1; |
|
8226
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diff
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|
199 n = 0; |
|
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Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
200 } |
| 8215 | 201 |
|
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dadbc66e9fca
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diff
changeset
|
202 if (index >= 0) { |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
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diff
changeset
|
203 if (h3c->known_streams[index]) { |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
204 ngx_log_error(NGX_LOG_INFO, c->log, 0, "stream exists"); |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
205 rc = NGX_HTTP_V3_ERR_STREAM_CREATION_ERROR; |
|
8283
dadbc66e9fca
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|
206 goto failed; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
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diff
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|
207 } |
|
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diff
changeset
|
208 |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
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diff
changeset
|
209 us->index = index; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
210 h3c->known_streams[index] = c; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
211 } |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
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8281
diff
changeset
|
212 |
|
8226
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
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8215
diff
changeset
|
213 if (n) { |
|
8283
dadbc66e9fca
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diff
changeset
|
214 us->data = ngx_pcalloc(c->pool, n); |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
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diff
changeset
|
215 if (us->data == NULL) { |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
216 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
|
8226
268f4389130d
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Roman Arutyunyan <arut@nginx.com>
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8215
diff
changeset
|
217 goto failed; |
|
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
218 } |
| 8215 | 219 } |
| 220 | |
|
8226
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
221 rev->handler = ngx_http_v3_uni_read_handler; |
|
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
222 ngx_http_v3_uni_read_handler(rev); |
|
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
223 return; |
| 8215 | 224 } |
| 225 | |
| 226 if (ngx_handle_read_event(rev, 0) != NGX_OK) { | |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
227 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
| 8215 | 228 goto failed; |
| 229 } | |
| 230 | |
| 231 return; | |
| 232 | |
| 233 failed: | |
| 234 | |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
235 ngx_http_v3_finalize_connection(c, rc, "could not read stream type"); |
| 8215 | 236 ngx_http_v3_close_uni_stream(c); |
| 237 } | |
| 238 | |
| 239 | |
| 240 static void | |
|
8226
268f4389130d
Refactored HTTP/3 parser.
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parents:
8215
diff
changeset
|
241 ngx_http_v3_uni_read_handler(ngx_event_t *rev) |
| 8215 | 242 { |
|
8226
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
243 u_char buf[128]; |
| 8215 | 244 ssize_t n; |
|
8226
268f4389130d
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parents:
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diff
changeset
|
245 ngx_int_t rc, i; |
|
268f4389130d
Refactored HTTP/3 parser.
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parents:
8215
diff
changeset
|
246 ngx_connection_t *c; |
|
8283
dadbc66e9fca
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Roman Arutyunyan <arut@nginx.com>
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8281
diff
changeset
|
247 ngx_http_v3_uni_stream_t *us; |
| 8215 | 248 |
| 249 c = rev->data; | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
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parents:
8281
diff
changeset
|
250 us = c->data; |
| 8215 | 251 |
|
8226
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
252 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 read handler"); |
| 8215 | 253 |
| 254 while (rev->ready) { | |
| 255 | |
|
8226
268f4389130d
Refactored HTTP/3 parser.
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parents:
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diff
changeset
|
256 n = c->recv(c, buf, sizeof(buf)); |
| 8215 | 257 |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
258 if (n == NGX_ERROR) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
259 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
| 8215 | 260 goto failed; |
| 261 } | |
| 262 | |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
263 if (n == 0) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
264 if (us->index >= 0) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
265 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>
parents:
8456
diff
changeset
|
266 goto failed; |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
267 } |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
268 |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
269 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>
parents:
8456
diff
changeset
|
270 ngx_http_v3_close_uni_stream(c); |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
271 return; |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
272 } |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
273 |
|
8226
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Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
274 if (n == NGX_AGAIN) { |
| 8215 | 275 break; |
| 276 } | |
| 277 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
278 if (us->handler == NULL) { |
|
8226
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
279 continue; |
|
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
280 } |
| 8215 | 281 |
|
8226
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
282 for (i = 0; i < n; i++) { |
| 8215 | 283 |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
284 rc = us->handler(c, us->data, buf[i]); |
| 8215 | 285 |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
286 if (rc == NGX_DONE) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
287 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
288 "http3 read done"); |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
289 ngx_http_v3_close_uni_stream(c); |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
290 return; |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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parents:
8456
diff
changeset
|
291 } |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
292 |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
293 if (rc > 0) { |
| 8215 | 294 goto failed; |
| 295 } | |
| 296 | |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
297 if (rc != NGX_AGAIN) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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parents:
8456
diff
changeset
|
298 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>
parents:
8456
diff
changeset
|
299 goto failed; |
| 8215 | 300 } |
| 301 } | |
| 302 } | |
| 303 | |
| 304 if (ngx_handle_read_event(rev, 0) != NGX_OK) { | |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
305 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
| 8215 | 306 goto failed; |
| 307 } | |
| 308 | |
| 309 return; | |
| 310 | |
| 311 failed: | |
| 312 | |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
313 ngx_http_v3_finalize_connection(c, rc, "stream error"); |
| 8215 | 314 ngx_http_v3_close_uni_stream(c); |
| 315 } | |
| 316 | |
| 317 | |
|
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
318 static void |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
319 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>
parents:
8228
diff
changeset
|
320 { |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
321 ngx_connection_t *c; |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
322 |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
323 c = wev->data; |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
324 |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
325 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:
8228
diff
changeset
|
326 |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
327 if (ngx_handle_write_event(wev, 0) != NGX_OK) { |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
328 ngx_http_v3_finalize_connection(c, NGX_HTTP_V3_ERR_INTERNAL_ERROR, |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
329 NULL); |
|
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
330 ngx_http_v3_close_uni_stream(c); |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
331 } |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
332 } |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
333 |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
334 |
| 8215 | 335 /* XXX async & buffered stream writes */ |
| 336 | |
| 8497 | 337 ngx_connection_t * |
| 338 ngx_http_v3_create_push_stream(ngx_connection_t *c, uint64_t push_id) | |
| 339 { | |
| 340 u_char *p, buf[NGX_HTTP_V3_VARLEN_INT_LEN * 2]; | |
| 341 size_t n; | |
| 342 ngx_connection_t *sc; | |
| 343 ngx_pool_cleanup_t *cln; | |
| 344 ngx_http_v3_push_t *push; | |
| 345 ngx_http_v3_connection_t *h3c; | |
| 346 | |
| 347 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 348 "http3 create push stream id:%uL", push_id); | |
| 349 | |
| 350 sc = ngx_quic_open_stream(c, 0); | |
| 351 if (sc == NULL) { | |
| 352 return NULL; | |
| 353 } | |
| 354 | |
| 355 p = buf; | |
| 356 p = (u_char *) ngx_http_v3_encode_varlen_int(p, NGX_HTTP_V3_STREAM_PUSH); | |
| 357 p = (u_char *) ngx_http_v3_encode_varlen_int(p, push_id); | |
| 358 n = p - buf; | |
| 359 | |
| 360 if (sc->send(sc, buf, n) != (ssize_t) n) { | |
| 361 goto failed; | |
| 362 } | |
| 363 | |
| 364 cln = ngx_pool_cleanup_add(sc->pool, sizeof(ngx_http_v3_push_t)); | |
| 365 if (cln == NULL) { | |
| 366 goto failed; | |
| 367 } | |
| 368 | |
|
8630
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
369 h3c = c->quic->parent->data; |
| 8497 | 370 h3c->npushing++; |
| 371 | |
| 372 cln->handler = ngx_http_v3_push_cleanup; | |
| 373 | |
| 374 push = cln->data; | |
| 375 push->id = push_id; | |
| 376 push->connection = sc; | |
| 377 push->npushing = &h3c->npushing; | |
| 378 | |
| 379 ngx_queue_insert_tail(&h3c->pushing, &push->queue); | |
| 380 | |
| 381 return sc; | |
| 382 | |
| 383 failed: | |
| 384 | |
| 385 ngx_http_v3_close_uni_stream(sc); | |
| 386 | |
| 387 return NULL; | |
| 388 } | |
| 389 | |
| 390 | |
| 391 static void | |
| 392 ngx_http_v3_push_cleanup(void *data) | |
| 393 { | |
| 394 ngx_http_v3_push_t *push = data; | |
| 395 | |
| 396 ngx_queue_remove(&push->queue); | |
| 397 (*push->npushing)--; | |
| 398 } | |
| 399 | |
| 400 | |
| 8215 | 401 static ngx_connection_t * |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
402 ngx_http_v3_get_uni_stream(ngx_connection_t *c, ngx_uint_t type) |
| 8215 | 403 { |
| 404 u_char buf[NGX_HTTP_V3_VARLEN_INT_LEN]; | |
| 405 size_t n; | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
406 ngx_int_t index; |
| 8215 | 407 ngx_connection_t *sc; |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
408 ngx_http_v3_connection_t *h3c; |
| 8215 | 409 ngx_http_v3_uni_stream_t *us; |
| 410 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
411 switch (type) { |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
412 case NGX_HTTP_V3_STREAM_ENCODER: |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
413 index = NGX_HTTP_V3_STREAM_SERVER_ENCODER; |
|
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_DECODER: |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
416 index = NGX_HTTP_V3_STREAM_SERVER_DECODER; |
|
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 case NGX_HTTP_V3_STREAM_CONTROL: |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
419 index = NGX_HTTP_V3_STREAM_SERVER_CONTROL; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
420 break; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
421 default: |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
422 index = -1; |
|
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 |
|
8630
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
425 h3c = c->quic->parent->data; |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
426 |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
427 if (index >= 0) { |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
428 if (h3c->known_streams[index]) { |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
429 return h3c->known_streams[index]; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
430 } |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
431 } |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
432 |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
433 sc = ngx_quic_open_stream(c, 0); |
| 8215 | 434 if (sc == NULL) { |
| 435 return NULL; | |
| 436 } | |
| 437 | |
| 438 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 439 "http3 create uni stream, type:%ui", type); | |
| 440 | |
| 441 us = ngx_pcalloc(sc->pool, sizeof(ngx_http_v3_uni_stream_t)); | |
| 442 if (us == NULL) { | |
| 443 goto failed; | |
| 444 } | |
| 445 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
446 us->index = index; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
447 |
| 8215 | 448 sc->data = us; |
| 449 | |
|
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
450 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
|
451 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
|
452 |
|
8403
c101438c69a4
HTTP/3: prevent array access by negative index for unknown streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8362
diff
changeset
|
453 if (index >= 0) { |
|
c101438c69a4
HTTP/3: prevent array access by negative index for unknown streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8362
diff
changeset
|
454 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
|
455 } |
| 8215 | 456 |
| 457 n = (u_char *) ngx_http_v3_encode_varlen_int(buf, type) - buf; | |
| 458 | |
| 459 if (sc->send(sc, buf, n) != (ssize_t) n) { | |
| 460 goto failed; | |
| 461 } | |
| 462 | |
| 463 return sc; | |
| 464 | |
| 465 failed: | |
| 466 | |
| 467 ngx_http_v3_close_uni_stream(sc); | |
| 468 | |
| 469 return NULL; | |
| 470 } | |
| 471 | |
| 472 | |
|
8481
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8460
diff
changeset
|
473 static ngx_int_t |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
474 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
|
475 { |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
476 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
|
477 size_t n; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
478 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
|
479 ngx_http_v3_srv_conf_t *h3scf; |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
480 ngx_http_v3_connection_t *h3c; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
481 |
|
8630
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
482 h3c = c->quic->parent->data; |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
483 |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
484 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
|
485 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
486 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
|
487 if (cc == NULL) { |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
488 return NGX_DECLINED; |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
489 } |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
490 |
|
8492
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
491 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
|
492 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
493 n = ngx_http_v3_encode_varlen_int(NULL, |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
494 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
|
495 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
|
496 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
|
497 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
|
498 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
499 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
|
500 NGX_HTTP_V3_FRAME_SETTINGS); |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
501 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
|
502 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
|
503 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
|
504 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
|
505 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
|
506 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
|
507 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
|
508 n = p - buf; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
509 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
510 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
|
511 goto failed; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
512 } |
|
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 return NGX_OK; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
515 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
516 failed: |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
517 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
518 ngx_http_v3_close_uni_stream(cc); |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
519 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
520 return NGX_ERROR; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
521 } |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
522 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
523 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
524 ngx_int_t |
| 8215 | 525 ngx_http_v3_client_ref_insert(ngx_connection_t *c, ngx_uint_t dynamic, |
| 526 ngx_uint_t index, ngx_str_t *value) | |
| 527 { | |
| 528 u_char *p, buf[NGX_HTTP_V3_PREFIX_INT_LEN * 2]; | |
| 529 size_t n; | |
| 530 ngx_connection_t *ec; | |
| 531 | |
| 532 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 533 "http3 client ref insert, %s[%ui] \"%V\"", | |
| 534 dynamic ? "dynamic" : "static", index, value); | |
| 535 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
536 ec = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_ENCODER); |
| 8215 | 537 if (ec == NULL) { |
| 538 return NGX_ERROR; | |
| 539 } | |
| 540 | |
| 541 p = buf; | |
| 542 | |
| 543 *p = (dynamic ? 0x80 : 0xc0); | |
| 544 p = (u_char *) ngx_http_v3_encode_prefix_int(p, index, 6); | |
| 545 | |
| 546 /* XXX option for huffman? */ | |
| 547 *p = 0; | |
| 548 p = (u_char *) ngx_http_v3_encode_prefix_int(p, value->len, 7); | |
| 549 | |
| 550 n = p - buf; | |
| 551 | |
| 552 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 553 goto failed; | |
| 554 } | |
| 555 | |
| 556 if (ec->send(ec, value->data, value->len) != (ssize_t) value->len) { | |
| 557 goto failed; | |
| 558 } | |
| 559 | |
| 560 return NGX_OK; | |
| 561 | |
| 562 failed: | |
| 563 | |
| 564 ngx_http_v3_close_uni_stream(ec); | |
| 565 | |
| 566 return NGX_ERROR; | |
| 567 } | |
| 568 | |
| 569 | |
| 570 ngx_int_t | |
| 571 ngx_http_v3_client_insert(ngx_connection_t *c, ngx_str_t *name, | |
| 572 ngx_str_t *value) | |
| 573 { | |
| 574 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 575 size_t n; | |
| 576 ngx_connection_t *ec; | |
| 577 | |
| 578 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 579 "http3 client insert \"%V\":\"%V\"", name, value); | |
| 580 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
581 ec = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_ENCODER); |
| 8215 | 582 if (ec == NULL) { |
| 583 return NGX_ERROR; | |
| 584 } | |
| 585 | |
| 586 /* XXX option for huffman? */ | |
| 587 buf[0] = 0x40; | |
| 588 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, name->len, 5) - buf; | |
| 589 | |
| 590 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 591 goto failed; | |
| 592 } | |
| 593 | |
| 594 if (ec->send(ec, name->data, name->len) != (ssize_t) name->len) { | |
| 595 goto failed; | |
| 596 } | |
| 597 | |
| 598 /* XXX option for huffman? */ | |
| 599 buf[0] = 0; | |
| 600 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, value->len, 7) - buf; | |
| 601 | |
| 602 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 603 goto failed; | |
| 604 } | |
| 605 | |
| 606 if (ec->send(ec, value->data, value->len) != (ssize_t) value->len) { | |
| 607 goto failed; | |
| 608 } | |
| 609 | |
| 610 return NGX_OK; | |
| 611 | |
| 612 failed: | |
| 613 | |
| 614 ngx_http_v3_close_uni_stream(ec); | |
| 615 | |
| 616 return NGX_ERROR; | |
| 617 } | |
| 618 | |
| 619 | |
| 620 ngx_int_t | |
| 621 ngx_http_v3_client_set_capacity(ngx_connection_t *c, ngx_uint_t capacity) | |
| 622 { | |
| 623 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 624 size_t n; | |
| 625 ngx_connection_t *ec; | |
| 626 | |
| 627 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 628 "http3 client set capacity %ui", capacity); | |
| 629 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
630 ec = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_ENCODER); |
| 8215 | 631 if (ec == NULL) { |
| 632 return NGX_ERROR; | |
| 633 } | |
| 634 | |
| 635 buf[0] = 0x20; | |
| 636 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, capacity, 5) - buf; | |
| 637 | |
| 638 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 639 ngx_http_v3_close_uni_stream(ec); | |
| 640 return NGX_ERROR; | |
| 641 } | |
| 642 | |
| 643 return NGX_OK; | |
| 644 } | |
| 645 | |
| 646 | |
| 647 ngx_int_t | |
| 648 ngx_http_v3_client_duplicate(ngx_connection_t *c, ngx_uint_t index) | |
| 649 { | |
| 650 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 651 size_t n; | |
| 652 ngx_connection_t *ec; | |
| 653 | |
| 654 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 655 "http3 client duplicate %ui", index); | |
| 656 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
657 ec = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_ENCODER); |
| 8215 | 658 if (ec == NULL) { |
| 659 return NGX_ERROR; | |
| 660 } | |
| 661 | |
| 662 buf[0] = 0; | |
| 663 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, index, 5) - buf; | |
| 664 | |
| 665 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 666 ngx_http_v3_close_uni_stream(ec); | |
| 667 return NGX_ERROR; | |
| 668 } | |
| 669 | |
| 670 return NGX_OK; | |
| 671 } | |
| 672 | |
| 673 | |
| 674 ngx_int_t | |
| 675 ngx_http_v3_client_ack_header(ngx_connection_t *c, ngx_uint_t stream_id) | |
| 676 { | |
| 677 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 678 size_t n; | |
| 679 ngx_connection_t *dc; | |
| 680 | |
| 681 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 682 "http3 client ack header %ui", stream_id); | |
| 683 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
684 dc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_DECODER); |
| 8215 | 685 if (dc == NULL) { |
| 686 return NGX_ERROR; | |
| 687 } | |
| 688 | |
| 689 buf[0] = 0x80; | |
| 690 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, stream_id, 7) - buf; | |
| 691 | |
| 692 if (dc->send(dc, buf, n) != (ssize_t) n) { | |
| 693 ngx_http_v3_close_uni_stream(dc); | |
| 694 return NGX_ERROR; | |
| 695 } | |
| 696 | |
| 697 return NGX_OK; | |
| 698 } | |
| 699 | |
| 700 | |
| 701 ngx_int_t | |
| 702 ngx_http_v3_client_cancel_stream(ngx_connection_t *c, ngx_uint_t stream_id) | |
| 703 { | |
| 704 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 705 size_t n; | |
| 706 ngx_connection_t *dc; | |
| 707 | |
| 708 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 709 "http3 client cancel stream %ui", stream_id); | |
| 710 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
711 dc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_DECODER); |
| 8215 | 712 if (dc == NULL) { |
| 713 return NGX_ERROR; | |
| 714 } | |
| 715 | |
| 716 buf[0] = 0x40; | |
| 717 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, stream_id, 6) - buf; | |
| 718 | |
| 719 if (dc->send(dc, buf, n) != (ssize_t) n) { | |
| 720 ngx_http_v3_close_uni_stream(dc); | |
| 721 return NGX_ERROR; | |
| 722 } | |
| 723 | |
| 724 return NGX_OK; | |
| 725 } | |
| 726 | |
| 727 | |
| 728 ngx_int_t | |
| 729 ngx_http_v3_client_inc_insert_count(ngx_connection_t *c, ngx_uint_t inc) | |
| 730 { | |
| 731 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 732 size_t n; | |
| 733 ngx_connection_t *dc; | |
| 734 | |
| 735 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 736 "http3 client increment insert count %ui", inc); | |
| 737 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
738 dc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_DECODER); |
| 8215 | 739 if (dc == NULL) { |
| 740 return NGX_ERROR; | |
| 741 } | |
| 742 | |
| 743 buf[0] = 0; | |
| 744 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, inc, 6) - buf; | |
| 745 | |
| 746 if (dc->send(dc, buf, n) != (ssize_t) n) { | |
| 747 ngx_http_v3_close_uni_stream(dc); | |
| 748 return NGX_ERROR; | |
| 749 } | |
| 750 | |
| 751 return NGX_OK; | |
| 752 } | |
| 8497 | 753 |
| 754 | |
| 755 ngx_int_t | |
| 756 ngx_http_v3_set_max_push_id(ngx_connection_t *c, uint64_t max_push_id) | |
| 757 { | |
| 758 ngx_http_v3_connection_t *h3c; | |
| 759 | |
|
8630
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
760 h3c = c->quic->parent->data; |
| 8497 | 761 |
| 762 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 763 "http3 MAX_PUSH_ID:%uL", max_push_id); | |
| 764 | |
| 765 if (max_push_id < h3c->max_push_id) { | |
| 766 return NGX_HTTP_V3_ERR_ID_ERROR; | |
| 767 } | |
| 768 | |
| 769 h3c->max_push_id = max_push_id; | |
| 770 | |
| 771 return NGX_OK; | |
| 772 } | |
| 773 | |
| 774 | |
| 775 ngx_int_t | |
| 776 ngx_http_v3_cancel_push(ngx_connection_t *c, uint64_t push_id) | |
| 777 { | |
| 778 ngx_queue_t *q; | |
| 779 ngx_http_request_t *r; | |
| 780 ngx_http_v3_push_t *push; | |
| 781 ngx_http_v3_connection_t *h3c; | |
| 782 | |
|
8630
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
783 h3c = c->quic->parent->data; |
| 8497 | 784 |
| 785 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 786 "http3 CANCEL_PUSH:%uL", push_id); | |
| 787 | |
| 788 if (push_id >= h3c->next_push_id) { | |
| 789 return NGX_HTTP_V3_ERR_ID_ERROR; | |
| 790 } | |
| 791 | |
| 792 for (q = ngx_queue_head(&h3c->pushing); | |
| 793 q != ngx_queue_sentinel(&h3c->pushing); | |
| 794 q = ngx_queue_next(&h3c->pushing)) | |
| 795 { | |
| 796 push = (ngx_http_v3_push_t *) q; | |
| 797 | |
| 798 if (push->id != push_id) { | |
| 799 continue; | |
| 800 } | |
| 801 | |
| 802 r = push->connection->data; | |
| 803 | |
| 804 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 805 "http3 cancel push"); | |
| 806 | |
| 807 ngx_http_finalize_request(r, NGX_HTTP_CLOSE); | |
| 808 | |
| 809 break; | |
| 810 } | |
| 811 | |
| 812 return NGX_OK; | |
| 813 } |