Mercurial > hg > nginx
annotate src/http/ngx_http_upstream.c @ 3590:d963fa32847e stable-0.7
merge r3515:
fix segfault: ngx_http_upstream_cleanup() cleans r->cleanup,
the bug had been introduced in r3426
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Mon, 07 Jun 2010 11:46:43 +0000 |
parents | 3354dfba9da4 |
children | 0d8b8c84bab7 |
rev | line source |
---|---|
479 | 1 |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4 */ | |
5 | |
6 | |
7 #include <ngx_config.h> | |
8 #include <ngx_core.h> | |
9 #include <ngx_http.h> | |
10 | |
11 | |
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12 #if (NGX_HTTP_CACHE) |
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13 static ngx_int_t ngx_http_upstream_cache(ngx_http_request_t *r, |
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14 ngx_http_upstream_t *u); |
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15 static ngx_int_t ngx_http_upstream_cache_send(ngx_http_request_t *r, |
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16 ngx_http_upstream_t *u); |
3092 | 17 static ngx_int_t ngx_http_upstream_cache_status(ngx_http_request_t *r, |
18 ngx_http_variable_value_t *v, uintptr_t data); | |
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19 #endif |
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20 |
1658 | 21 static void ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx); |
509 | 22 static void ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r); |
23 static void ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r); | |
24 static void ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
25 ngx_event_t *ev); | |
479 | 26 static void ngx_http_upstream_connect(ngx_http_request_t *r, |
487 | 27 ngx_http_upstream_t *u); |
509 | 28 static ngx_int_t ngx_http_upstream_reinit(ngx_http_request_t *r, |
487 | 29 ngx_http_upstream_t *u); |
479 | 30 static void ngx_http_upstream_send_request(ngx_http_request_t *r, |
487 | 31 ngx_http_upstream_t *u); |
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32 static void ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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33 ngx_http_upstream_t *u); |
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34 static void ngx_http_upstream_process_header(ngx_http_request_t *r, |
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35 ngx_http_upstream_t *u); |
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36 static ngx_int_t ngx_http_upstream_test_next(ngx_http_request_t *r, |
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37 ngx_http_upstream_t *u); |
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38 static ngx_int_t ngx_http_upstream_intercept_errors(ngx_http_request_t *r, |
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39 ngx_http_upstream_t *u); |
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40 static ngx_int_t ngx_http_upstream_test_connect(ngx_connection_t *c); |
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41 static ngx_int_t ngx_http_upstream_process_headers(ngx_http_request_t *r, |
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42 ngx_http_upstream_t *u); |
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43 static void ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
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44 ngx_http_upstream_t *u); |
479 | 45 static void ngx_http_upstream_send_response(ngx_http_request_t *r, |
487 | 46 ngx_http_upstream_t *u); |
581 | 47 static void |
48 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r); | |
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49 static void |
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50 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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51 ngx_http_upstream_t *u); |
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52 static void |
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53 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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54 ngx_uint_t do_write); |
581 | 55 static ngx_int_t ngx_http_upstream_non_buffered_filter_init(void *data); |
56 static ngx_int_t ngx_http_upstream_non_buffered_filter(void *data, | |
57 ssize_t bytes); | |
509 | 58 static void ngx_http_upstream_process_downstream(ngx_http_request_t *r); |
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59 static void ngx_http_upstream_process_upstream(ngx_http_request_t *r, |
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60 ngx_http_upstream_t *u); |
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61 static void ngx_http_upstream_process_request(ngx_http_request_t *r); |
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62 static void ngx_http_upstream_store(ngx_http_request_t *r, |
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63 ngx_http_upstream_t *u); |
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64 static void ngx_http_upstream_dummy_handler(ngx_http_request_t *r, |
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65 ngx_http_upstream_t *u); |
479 | 66 static void ngx_http_upstream_next(ngx_http_request_t *r, |
487 | 67 ngx_http_upstream_t *u, ngx_uint_t ft_type); |
569 | 68 static void ngx_http_upstream_cleanup(void *data); |
479 | 69 static void ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
487 | 70 ngx_http_upstream_t *u, ngx_int_t rc); |
479 | 71 |
509 | 72 static ngx_int_t ngx_http_upstream_process_header_line(ngx_http_request_t *r, |
73 ngx_table_elt_t *h, ngx_uint_t offset); | |
74 static ngx_int_t | |
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75 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 76 ngx_table_elt_t *h, ngx_uint_t offset); |
77 static ngx_int_t ngx_http_upstream_ignore_header_line(ngx_http_request_t *r, | |
78 ngx_table_elt_t *h, ngx_uint_t offset); | |
2666 | 79 static ngx_int_t ngx_http_upstream_process_expires(ngx_http_request_t *r, |
80 ngx_table_elt_t *h, ngx_uint_t offset); | |
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81 static ngx_int_t ngx_http_upstream_process_accel_expires(ngx_http_request_t *r, |
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82 ngx_table_elt_t *h, ngx_uint_t offset); |
527 | 83 static ngx_int_t ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, |
84 ngx_table_elt_t *h, ngx_uint_t offset); | |
649 | 85 static ngx_int_t ngx_http_upstream_process_buffering(ngx_http_request_t *r, |
509 | 86 ngx_table_elt_t *h, ngx_uint_t offset); |
657 | 87 static ngx_int_t ngx_http_upstream_process_charset(ngx_http_request_t *r, |
88 ngx_table_elt_t *h, ngx_uint_t offset); | |
649 | 89 static ngx_int_t ngx_http_upstream_copy_header_line(ngx_http_request_t *r, |
509 | 90 ngx_table_elt_t *h, ngx_uint_t offset); |
91 static ngx_int_t | |
92 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
93 ngx_table_elt_t *h, ngx_uint_t offset); | |
94 static ngx_int_t ngx_http_upstream_copy_content_type(ngx_http_request_t *r, | |
95 ngx_table_elt_t *h, ngx_uint_t offset); | |
96 static ngx_int_t ngx_http_upstream_copy_content_length(ngx_http_request_t *r, | |
97 ngx_table_elt_t *h, ngx_uint_t offset); | |
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98 static ngx_int_t ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, |
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99 ngx_table_elt_t *h, ngx_uint_t offset); |
509 | 100 static ngx_int_t ngx_http_upstream_rewrite_location(ngx_http_request_t *r, |
101 ngx_table_elt_t *h, ngx_uint_t offset); | |
102 static ngx_int_t ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, | |
103 ngx_table_elt_t *h, ngx_uint_t offset); | |
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104 static ngx_int_t ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
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105 ngx_table_elt_t *h, ngx_uint_t offset); |
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106 |
509 | 107 #if (NGX_HTTP_GZIP) |
108 static ngx_int_t ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
109 ngx_table_elt_t *h, ngx_uint_t offset); | |
110 #endif | |
111 | |
573 | 112 static ngx_int_t ngx_http_upstream_add_variables(ngx_conf_t *cf); |
1181 | 113 static ngx_int_t ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
114 ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 115 static ngx_int_t ngx_http_upstream_status_variable(ngx_http_request_t *r, |
116 ngx_http_variable_value_t *v, uintptr_t data); | |
117 static ngx_int_t ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
118 ngx_http_variable_value_t *v, uintptr_t data); | |
2402 | 119 static ngx_int_t ngx_http_upstream_response_length_variable( |
120 ngx_http_request_t *r, ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 121 |
651 | 122 static char *ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy); |
123 static char *ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, | |
124 void *conf); | |
125 | |
509 | 126 static void *ngx_http_upstream_create_main_conf(ngx_conf_t *cf); |
651 | 127 static char *ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf); |
509 | 128 |
577 | 129 #if (NGX_HTTP_SSL) |
591 | 130 static void ngx_http_upstream_ssl_init_connection(ngx_http_request_t *, |
131 ngx_http_upstream_t *u, ngx_connection_t *c); | |
577 | 132 static void ngx_http_upstream_ssl_handshake(ngx_connection_t *c); |
133 #endif | |
134 | |
509 | 135 |
136 ngx_http_upstream_header_t ngx_http_upstream_headers_in[] = { | |
137 | |
138 { ngx_string("Status"), | |
139 ngx_http_upstream_process_header_line, | |
140 offsetof(ngx_http_upstream_headers_in_t, status), | |
649 | 141 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 142 |
143 { ngx_string("Content-Type"), | |
144 ngx_http_upstream_process_header_line, | |
145 offsetof(ngx_http_upstream_headers_in_t, content_type), | |
673 | 146 ngx_http_upstream_copy_content_type, 0, 1 }, |
509 | 147 |
148 { ngx_string("Content-Length"), | |
149 ngx_http_upstream_process_header_line, | |
150 offsetof(ngx_http_upstream_headers_in_t, content_length), | |
515 | 151 ngx_http_upstream_copy_content_length, 0, 0 }, |
509 | 152 |
153 { ngx_string("Date"), | |
154 ngx_http_upstream_process_header_line, | |
155 offsetof(ngx_http_upstream_headers_in_t, date), | |
649 | 156 ngx_http_upstream_copy_header_line, |
157 offsetof(ngx_http_headers_out_t, date), 0 }, | |
509 | 158 |
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159 { ngx_string("Last-Modified"), |
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160 ngx_http_upstream_process_header_line, |
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161 offsetof(ngx_http_upstream_headers_in_t, last_modified), |
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162 ngx_http_upstream_copy_last_modified, 0, 0 }, |
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163 |
3100 | 164 { ngx_string("ETag"), |
165 ngx_http_upstream_process_header_line, | |
166 offsetof(ngx_http_upstream_headers_in_t, etag), | |
167 ngx_http_upstream_copy_header_line, | |
168 offsetof(ngx_http_headers_out_t, etag), 0 }, | |
169 | |
509 | 170 { ngx_string("Server"), |
171 ngx_http_upstream_process_header_line, | |
172 offsetof(ngx_http_upstream_headers_in_t, server), | |
649 | 173 ngx_http_upstream_copy_header_line, |
174 offsetof(ngx_http_headers_out_t, server), 0 }, | |
509 | 175 |
529 | 176 { ngx_string("WWW-Authenticate"), |
177 ngx_http_upstream_process_header_line, | |
178 offsetof(ngx_http_upstream_headers_in_t, www_authenticate), | |
179 ngx_http_upstream_copy_header_line, 0, 0 }, | |
180 | |
509 | 181 { ngx_string("Location"), |
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182 ngx_http_upstream_process_header_line, |
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183 offsetof(ngx_http_upstream_headers_in_t, location), |
515 | 184 ngx_http_upstream_rewrite_location, 0, 0 }, |
509 | 185 |
186 { ngx_string("Refresh"), | |
187 ngx_http_upstream_ignore_header_line, 0, | |
515 | 188 ngx_http_upstream_rewrite_refresh, 0, 0 }, |
189 | |
190 { ngx_string("Set-Cookie"), | |
191 ngx_http_upstream_ignore_header_line, 0, | |
531 | 192 ngx_http_upstream_copy_header_line, 0, 1 }, |
193 | |
194 { ngx_string("Content-Disposition"), | |
195 ngx_http_upstream_ignore_header_line, 0, | |
196 ngx_http_upstream_copy_header_line, 0, 1 }, | |
509 | 197 |
198 { ngx_string("Cache-Control"), | |
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199 ngx_http_upstream_process_cache_control, 0, |
509 | 200 ngx_http_upstream_copy_multi_header_lines, |
515 | 201 offsetof(ngx_http_headers_out_t, cache_control), 1 }, |
509 | 202 |
573 | 203 { ngx_string("Expires"), |
2666 | 204 ngx_http_upstream_process_expires, 0, |
573 | 205 ngx_http_upstream_copy_header_line, |
206 offsetof(ngx_http_headers_out_t, expires), 1 }, | |
207 | |
577 | 208 { ngx_string("Accept-Ranges"), |
209 ngx_http_upstream_process_header_line, | |
210 offsetof(ngx_http_upstream_headers_in_t, accept_ranges), | |
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211 ngx_http_upstream_copy_allow_ranges, |
577 | 212 offsetof(ngx_http_headers_out_t, accept_ranges), 1 }, |
213 | |
509 | 214 { ngx_string("Connection"), |
215 ngx_http_upstream_ignore_header_line, 0, | |
515 | 216 ngx_http_upstream_ignore_header_line, 0, 0 }, |
509 | 217 |
641 | 218 { ngx_string("Keep-Alive"), |
219 ngx_http_upstream_ignore_header_line, 0, | |
220 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
221 | |
509 | 222 { ngx_string("X-Powered-By"), |
223 ngx_http_upstream_ignore_header_line, 0, | |
649 | 224 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 225 |
226 { ngx_string("X-Accel-Expires"), | |
2664 | 227 ngx_http_upstream_process_accel_expires, 0, |
649 | 228 ngx_http_upstream_copy_header_line, 0, 0 }, |
515 | 229 |
230 { ngx_string("X-Accel-Redirect"), | |
231 ngx_http_upstream_process_header_line, | |
232 offsetof(ngx_http_upstream_headers_in_t, x_accel_redirect), | |
3246 | 233 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 234 |
527 | 235 { ngx_string("X-Accel-Limit-Rate"), |
236 ngx_http_upstream_process_limit_rate, 0, | |
3246 | 237 ngx_http_upstream_copy_header_line, 0, 0 }, |
527 | 238 |
649 | 239 { ngx_string("X-Accel-Buffering"), |
240 ngx_http_upstream_process_buffering, 0, | |
3246 | 241 ngx_http_upstream_copy_header_line, 0, 0 }, |
649 | 242 |
657 | 243 { ngx_string("X-Accel-Charset"), |
244 ngx_http_upstream_process_charset, 0, | |
3246 | 245 ngx_http_upstream_copy_header_line, 0, 0 }, |
657 | 246 |
509 | 247 #if (NGX_HTTP_GZIP) |
248 { ngx_string("Content-Encoding"), | |
249 ngx_http_upstream_process_header_line, | |
250 offsetof(ngx_http_upstream_headers_in_t, content_encoding), | |
515 | 251 ngx_http_upstream_copy_content_encoding, 0, 0 }, |
509 | 252 #endif |
253 | |
515 | 254 { ngx_null_string, NULL, 0, NULL, 0, 0 } |
509 | 255 }; |
479 | 256 |
257 | |
651 | 258 static ngx_command_t ngx_http_upstream_commands[] = { |
259 | |
260 { ngx_string("upstream"), | |
261 NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1, | |
262 ngx_http_upstream, | |
263 0, | |
264 0, | |
265 NULL }, | |
266 | |
267 { ngx_string("server"), | |
884 | 268 NGX_HTTP_UPS_CONF|NGX_CONF_1MORE, |
651 | 269 ngx_http_upstream_server, |
270 NGX_HTTP_SRV_CONF_OFFSET, | |
271 0, | |
272 NULL }, | |
273 | |
274 ngx_null_command | |
275 }; | |
276 | |
277 | |
278 static ngx_http_module_t ngx_http_upstream_module_ctx = { | |
573 | 279 ngx_http_upstream_add_variables, /* preconfiguration */ |
509 | 280 NULL, /* postconfiguration */ |
281 | |
282 ngx_http_upstream_create_main_conf, /* create main configuration */ | |
651 | 283 ngx_http_upstream_init_main_conf, /* init main configuration */ |
479 | 284 |
285 NULL, /* create server configuration */ | |
286 NULL, /* merge server configuration */ | |
287 | |
288 NULL, /* create location configuration */ | |
289 NULL /* merge location configuration */ | |
290 }; | |
577 | 291 |
479 | 292 |
293 ngx_module_t ngx_http_upstream_module = { | |
509 | 294 NGX_MODULE_V1, |
479 | 295 &ngx_http_upstream_module_ctx, /* module context */ |
651 | 296 ngx_http_upstream_commands, /* module directives */ |
479 | 297 NGX_HTTP_MODULE, /* module type */ |
541 | 298 NULL, /* init master */ |
479 | 299 NULL, /* init module */ |
541 | 300 NULL, /* init process */ |
301 NULL, /* init thread */ | |
302 NULL, /* exit thread */ | |
303 NULL, /* exit process */ | |
304 NULL, /* exit master */ | |
305 NGX_MODULE_V1_PADDING | |
479 | 306 }; |
307 | |
308 | |
573 | 309 static ngx_http_variable_t ngx_http_upstream_vars[] = { |
310 | |
1181 | 311 { ngx_string("upstream_addr"), NULL, |
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312 ngx_http_upstream_addr_variable, 0, |
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313 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
1181 | 314 |
637 | 315 { ngx_string("upstream_status"), NULL, |
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316 ngx_http_upstream_status_variable, 0, |
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317 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 318 |
637 | 319 { ngx_string("upstream_response_time"), NULL, |
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320 ngx_http_upstream_response_time_variable, 0, |
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321 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 322 |
2402 | 323 { ngx_string("upstream_response_length"), NULL, |
324 ngx_http_upstream_response_length_variable, 0, | |
325 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, | |
326 | |
3092 | 327 #if (NGX_HTTP_CACHE) |
328 | |
329 { ngx_string("upstream_cache_status"), NULL, | |
330 ngx_http_upstream_cache_status, 0, | |
331 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, | |
332 | |
333 #endif | |
334 | |
637 | 335 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
573 | 336 }; |
337 | |
338 | |
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339 static ngx_http_upstream_next_t ngx_http_upstream_next_errors[] = { |
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340 { 500, NGX_HTTP_UPSTREAM_FT_HTTP_500 }, |
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341 { 502, NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
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342 { 503, NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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343 { 504, NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
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344 { 404, NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
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345 { 0, 0 } |
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346 }; |
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347 |
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348 |
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349 ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[] = { |
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350 { ngx_string("GET"), NGX_HTTP_GET}, |
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351 { ngx_string("HEAD"), NGX_HTTP_HEAD }, |
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352 { ngx_string("POST"), NGX_HTTP_POST }, |
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353 { ngx_null_string, 0 } |
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354 }; |
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355 |
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356 |
3245 | 357 ngx_int_t |
358 ngx_http_upstream_create(ngx_http_request_t *r) | |
359 { | |
360 ngx_http_upstream_t *u; | |
361 | |
362 u = r->upstream; | |
363 | |
364 if (u && u->cleanup) { | |
365 ngx_http_upstream_cleanup(r); | |
366 } | |
367 | |
368 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); | |
369 if (u == NULL) { | |
370 return NGX_ERROR; | |
371 } | |
372 | |
373 r->upstream = u; | |
374 | |
375 u->peer.log = r->connection->log; | |
376 u->peer.log_error = NGX_ERROR_ERR; | |
377 #if (NGX_THREADS) | |
378 u->peer.lock = &r->connection->lock; | |
379 #endif | |
380 | |
381 return NGX_OK; | |
382 } | |
383 | |
384 | |
487 | 385 void |
386 ngx_http_upstream_init(ngx_http_request_t *r) | |
479 | 387 { |
1658 | 388 ngx_str_t *host; |
389 ngx_uint_t i; | |
390 ngx_connection_t *c; | |
391 ngx_resolver_ctx_t *ctx, temp; | |
392 ngx_http_cleanup_t *cln; | |
393 ngx_http_upstream_t *u; | |
394 ngx_http_core_loc_conf_t *clcf; | |
395 ngx_http_upstream_srv_conf_t *uscf, **uscfp; | |
396 ngx_http_upstream_main_conf_t *umcf; | |
479 | 397 |
398 c = r->connection; | |
399 | |
400 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
401 "http init upstream, client timer: %d", c->read->timer_set); | |
402 | |
403 if (c->read->timer_set) { | |
404 ngx_del_timer(c->read); | |
405 } | |
406 | |
629 | 407 u = r->upstream; |
408 | |
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409 u->store = (u->conf->store || u->conf->store_lengths); |
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410 |
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411 if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { |
615 | 412 r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; |
413 r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; | |
414 } | |
577 | 415 |
479 | 416 if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { |
417 | |
418 if (!c->write->active) { | |
531 | 419 if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) |
420 == NGX_ERROR) | |
479 | 421 { |
422 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
423 return; | |
424 } | |
425 } | |
426 } | |
427 | |
537 | 428 if (r->request_body) { |
429 u->request_bufs = r->request_body->bufs; | |
430 } | |
509 | 431 |
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432 #if (NGX_HTTP_CACHE) |
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433 |
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434 if (u->conf->cache) { |
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435 ngx_int_t rc; |
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436 |
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437 rc = ngx_http_upstream_cache(r, u); |
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438 |
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439 if (rc == NGX_DONE) { |
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440 return; |
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441 } |
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442 |
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443 if (rc != NGX_DECLINED) { |
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444 ngx_http_finalize_request(r, rc); |
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445 return; |
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446 } |
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447 } |
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448 |
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449 #endif |
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450 |
537 | 451 if (u->create_request(r) != NGX_OK) { |
479 | 452 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
453 return; | |
454 } | |
455 | |
509 | 456 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
479 | 457 |
458 u->output.pool = r->pool; | |
459 u->output.bufs.num = 1; | |
509 | 460 u->output.bufs.size = clcf->client_body_buffer_size; |
479 | 461 u->output.output_filter = ngx_chain_writer; |
462 u->output.filter_ctx = &u->writer; | |
463 | |
464 u->writer.pool = r->pool; | |
465 | |
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466 if (r->upstream_states == NULL) { |
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467 |
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468 r->upstream_states = ngx_array_create(r->pool, 1, |
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469 sizeof(ngx_http_upstream_state_t)); |
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470 if (r->upstream_states == NULL) { |
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471 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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472 return; |
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473 } |
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474 |
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475 } else { |
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476 |
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477 u->state = ngx_array_push(r->upstream_states); |
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478 if (u->state == NULL) { |
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479 ngx_http_upstream_finalize_request(r, u, |
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480 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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481 return; |
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482 } |
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483 |
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484 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); |
479 | 485 } |
486 | |
593 | 487 cln = ngx_http_cleanup_add(r, 0); |
569 | 488 if (cln == NULL) { |
489 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
490 return; | |
491 } | |
492 | |
493 cln->handler = ngx_http_upstream_cleanup; | |
494 cln->data = r; | |
495 u->cleanup = &cln->handler; | |
496 | |
1658 | 497 if (u->resolved == NULL) { |
498 | |
499 uscf = u->conf->upstream; | |
500 | |
501 } else { | |
502 | |
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503 if (u->resolved->sockaddr) { |
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504 |
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505 if (ngx_http_upstream_create_round_robin_peer(r, u->resolved) |
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506 != NGX_OK) |
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507 { |
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508 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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509 return; |
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510 } |
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511 |
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512 ngx_http_upstream_connect(r, u); |
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513 |
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514 return; |
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|
515 } |
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variable support for unix sockets in fastcgi_pass and proxy_pass
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|
516 |
1705 | 517 host = &u->resolved->host; |
1658 | 518 |
519 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
520 | |
521 uscfp = umcf->upstreams.elts; | |
522 | |
523 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
524 | |
525 uscf = uscfp[i]; | |
526 | |
527 if (uscf->host.len == host->len | |
2285 | 528 && ((uscf->port == 0 && u->resolved->no_port) |
1912 | 529 || uscf->port == u->resolved->port) |
1658 | 530 && ngx_memcmp(uscf->host.data, host->data, host->len) == 0) |
531 { | |
532 goto found; | |
533 } | |
534 } | |
535 | |
536 temp.name = *host; | |
537 | |
538 ctx = ngx_resolve_start(clcf->resolver, &temp); | |
539 if (ctx == NULL) { | |
540 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
541 return; | |
542 } | |
543 | |
1683
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parents:
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diff
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|
544 if (ctx == NGX_NO_RESOLVER) { |
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allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
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|
545 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
1e0b028055ec
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parents:
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diff
changeset
|
546 "no resolver defined to resolve %V", host); |
1e0b028055ec
allow to use IP addresses without defined resolver
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diff
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|
547 |
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
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diff
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|
548 ngx_http_finalize_request(r, NGX_HTTP_BAD_GATEWAY); |
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
549 return; |
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allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
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|
550 } |
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
551 |
1658 | 552 ctx->name = *host; |
553 ctx->type = NGX_RESOLVE_A; | |
554 ctx->handler = ngx_http_upstream_resolve_handler; | |
555 ctx->data = r; | |
556 ctx->timeout = clcf->resolver_timeout; | |
557 | |
1959
4f16186f5603
quick resolving handles u->resolved->ctx by itself
Igor Sysoev <igor@sysoev.ru>
parents:
1958
diff
changeset
|
558 u->resolved->ctx = ctx; |
4f16186f5603
quick resolving handles u->resolved->ctx by itself
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
559 |
1658 | 560 if (ngx_resolve_name(ctx) != NGX_OK) { |
1959
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quick resolving handles u->resolved->ctx by itself
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diff
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|
561 u->resolved->ctx = NULL; |
1658 | 562 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
563 return; | |
564 } | |
565 | |
566 return; | |
567 } | |
568 | |
569 found: | |
570 | |
571 if (uscf->peer.init(r, uscf) != NGX_OK) { | |
572 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
573 return; | |
574 } | |
575 | |
479 | 576 ngx_http_upstream_connect(r, u); |
577 } | |
578 | |
579 | |
2592
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|
580 #if (NGX_HTTP_CACHE) |
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|
581 |
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582 static ngx_int_t |
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583 ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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|
584 { |
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585 ngx_int_t rc; |
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|
586 ngx_http_cache_t *c; |
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|
587 |
2875
6e1941b321b7
proxy_cache_methods and fastcgi_cache_methods
Igor Sysoev <igor@sysoev.ru>
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2874
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|
588 if (!(r->method & u->conf->cache_methods)) { |
2662 | 589 return NGX_DECLINED; |
590 } | |
591 | |
2701 | 592 if (r->method & NGX_HTTP_HEAD) { |
593 u->method = ngx_http_core_get_method; | |
594 } | |
595 | |
2592
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|
596 c = ngx_pcalloc(r->pool, sizeof(ngx_http_cache_t)); |
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|
597 if (c == NULL) { |
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598 return NGX_ERROR; |
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|
599 } |
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|
600 |
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|
601 if (ngx_array_init(&c->keys, r->pool, 4, sizeof(ngx_str_t)) != NGX_OK) { |
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|
602 return NGX_ERROR; |
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diff
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|
603 } |
3a8a53c0c42f
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changeset
|
604 |
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diff
changeset
|
605 r->cache = c; |
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parents:
2536
diff
changeset
|
606 c->file.log = r->connection->log; |
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diff
changeset
|
607 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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changeset
|
608 if (u->create_key(r) != NGX_OK) { |
3a8a53c0c42f
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2536
diff
changeset
|
609 return NGX_ERROR; |
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diff
changeset
|
610 } |
3a8a53c0c42f
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2536
diff
changeset
|
611 |
3a8a53c0c42f
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diff
changeset
|
612 /* TODO: add keys */ |
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diff
changeset
|
613 |
3a8a53c0c42f
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diff
changeset
|
614 ngx_http_file_cache_create_key(r); |
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diff
changeset
|
615 |
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|
616 u->cacheable = 1; |
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|
617 |
2874 | 618 c->min_uses = u->conf->cache_min_uses; |
619 c->body_start = u->conf->buffer_size; | |
2592
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|
620 c->file_cache = u->conf->cache->data; |
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|
621 |
3092 | 622 u->cache_status = NGX_HTTP_CACHE_MISS; |
623 | |
2592
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changeset
|
624 rc = ngx_http_file_cache_open(r); |
3a8a53c0c42f
a prelimiary proxy cache support
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changeset
|
625 |
2944
f892042956e3
merge r2895, r2896, r2926, r2927, r2928, r2930, and r2936:
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
626 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
f892042956e3
merge r2895, r2896, r2926, r2927, r2928, r2930, and r2936:
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
627 "http upstream cache: %i", rc); |
f892042956e3
merge r2895, r2896, r2926, r2927, r2928, r2930, and r2936:
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
628 |
3092 | 629 switch (rc) { |
630 | |
631 case NGX_HTTP_CACHE_UPDATING: | |
632 | |
2944
f892042956e3
merge r2895, r2896, r2926, r2927, r2928, r2930, and r2936:
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
633 if (u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) { |
3092 | 634 u->cache_status = rc; |
2944
f892042956e3
merge r2895, r2896, r2926, r2927, r2928, r2930, and r2936:
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
635 rc = NGX_OK; |
f892042956e3
merge r2895, r2896, r2926, r2927, r2928, r2930, and r2936:
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
636 |
f892042956e3
merge r2895, r2896, r2926, r2927, r2928, r2930, and r2936:
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
637 } else { |
f892042956e3
merge r2895, r2896, r2926, r2927, r2928, r2930, and r2936:
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
638 rc = NGX_HTTP_CACHE_STALE; |
f892042956e3
merge r2895, r2896, r2926, r2927, r2928, r2930, and r2936:
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
639 } |
3092 | 640 |
641 break; | |
642 | |
643 case NGX_OK: | |
644 u->cache_status = NGX_HTTP_CACHE_HIT; | |
2944
f892042956e3
merge r2895, r2896, r2926, r2927, r2928, r2930, and r2936:
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
645 } |
2592
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changeset
|
646 |
3092 | 647 switch (rc) { |
648 | |
649 case NGX_OK: | |
2592
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diff
changeset
|
650 |
3a8a53c0c42f
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|
651 rc = ngx_http_upstream_cache_send(r, u); |
3a8a53c0c42f
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diff
changeset
|
652 |
3a8a53c0c42f
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diff
changeset
|
653 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
3a8a53c0c42f
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diff
changeset
|
654 return rc; |
3a8a53c0c42f
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diff
changeset
|
655 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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changeset
|
656 |
3092 | 657 break; |
658 | |
659 case NGX_ERROR: | |
2592
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diff
changeset
|
660 |
3a8a53c0c42f
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changeset
|
661 return NGX_ERROR; |
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diff
changeset
|
662 |
3092 | 663 case NGX_HTTP_CACHE_STALE: |
2592
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changeset
|
664 |
2665
4d627567c324
fix r2664: ..._cache_valid did not work for stale responses
Igor Sysoev <igor@sysoev.ru>
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2664
diff
changeset
|
665 c->valid_sec = 0; |
2592
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changeset
|
666 u->buffer.start = NULL; |
3092 | 667 u->cache_status = NGX_HTTP_CACHE_EXPIRED; |
668 | |
669 break; | |
670 | |
671 case NGX_DECLINED: | |
2592
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diff
changeset
|
672 |
3a8a53c0c42f
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changeset
|
673 if ((size_t) (u->buffer.end - u->buffer.start) < u->conf->buffer_size) { |
3a8a53c0c42f
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changeset
|
674 u->buffer.start = NULL; |
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diff
changeset
|
675 |
3a8a53c0c42f
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|
676 } else { |
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changeset
|
677 u->buffer.pos = u->buffer.start + c->header_start; |
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diff
changeset
|
678 u->buffer.last = u->buffer.pos; |
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|
679 } |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
680 |
3092 | 681 break; |
682 | |
683 case NGX_AGAIN: | |
2592
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diff
changeset
|
684 |
3a8a53c0c42f
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diff
changeset
|
685 u->cacheable = 0; |
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diff
changeset
|
686 |
3092 | 687 break; |
688 | |
689 default: | |
2592
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diff
changeset
|
690 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
691 /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ |
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changeset
|
692 |
3092 | 693 u->cache_status = NGX_HTTP_CACHE_HIT; |
694 | |
2592
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diff
changeset
|
695 return rc; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
696 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
697 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
698 r->cached = 0; |
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diff
changeset
|
699 |
3a8a53c0c42f
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changeset
|
700 return NGX_DECLINED; |
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changeset
|
701 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
702 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
703 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
704 static ngx_int_t |
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diff
changeset
|
705 ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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parents:
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diff
changeset
|
706 { |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
707 ngx_int_t rc; |
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parents:
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diff
changeset
|
708 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
709 |
3092 | 710 r->cached = 1; |
2592
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
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|
711 c = r->cache; |
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712 |
3439
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713 if (c->header_start == c->body_start) { |
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714 r->http_version = NGX_HTTP_VERSION_9; |
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715 return ngx_http_cache_send(r); |
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716 } |
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717 |
2592
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718 /* TODO: cache stack */ |
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719 |
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720 u->buffer = *c->buf; |
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721 u->buffer.pos += c->header_start; |
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722 |
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723 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
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724 |
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725 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
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726 sizeof(ngx_table_elt_t)) |
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727 != NGX_OK) |
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728 { |
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729 return NGX_ERROR; |
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730 } |
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731 |
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732 rc = u->process_header(r); |
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733 |
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734 if (rc == NGX_OK) { |
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735 |
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736 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
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737 return NGX_DONE; |
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738 } |
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739 |
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740 return ngx_http_cache_send(r); |
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741 } |
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742 |
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743 if (rc == NGX_ERROR) { |
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744 return NGX_ERROR; |
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745 } |
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746 |
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747 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
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748 |
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749 /* TODO: delete file */ |
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750 |
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751 return rc; |
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752 } |
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753 |
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754 #endif |
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755 |
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756 |
487 | 757 static void |
1658 | 758 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
759 { | |
760 ngx_http_request_t *r; | |
761 ngx_http_upstream_resolved_t *ur; | |
762 | |
763 r = ctx->data; | |
764 | |
765 r->upstream->resolved->ctx = NULL; | |
766 | |
767 if (ctx->state) { | |
768 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
769 "%V could not be resolved (%i: %s)", | |
770 &ctx->name, ctx->state, | |
771 ngx_resolver_strerror(ctx->state)); | |
772 | |
773 ngx_resolve_name_done(ctx); | |
774 ngx_http_finalize_request(r, NGX_HTTP_BAD_GATEWAY); | |
775 return; | |
776 } | |
777 | |
778 ur = r->upstream->resolved; | |
779 ur->naddrs = ctx->naddrs; | |
780 ur->addrs = ctx->addrs; | |
781 | |
782 #if (NGX_DEBUG) | |
783 { | |
784 in_addr_t addr; | |
785 ngx_uint_t i; | |
786 | |
787 for (i = 0; i < ctx->naddrs; i++) { | |
788 addr = ntohl(ur->addrs[i]); | |
789 | |
790 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
791 "name was resolved to %ud.%ud.%ud.%ud", | |
792 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
793 (addr >> 8) & 0xff, addr & 0xff); | |
794 } | |
795 } | |
796 #endif | |
797 | |
798 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
799 ngx_resolve_name_done(ctx); | |
800 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
801 return; | |
802 } | |
803 | |
804 ngx_resolve_name_done(ctx); | |
805 | |
806 ngx_http_upstream_connect(r, r->upstream); | |
807 } | |
808 | |
809 | |
810 static void | |
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811 ngx_http_upstream_handler(ngx_event_t *ev) |
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812 { |
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813 ngx_connection_t *c; |
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814 ngx_http_request_t *r; |
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815 ngx_http_log_ctx_t *ctx; |
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816 ngx_http_upstream_t *u; |
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817 |
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818 c = ev->data; |
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819 r = c->data; |
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820 |
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821 u = r->upstream; |
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822 c = r->connection; |
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823 |
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824 ctx = c->log->data; |
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825 ctx->current_request = r; |
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826 |
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827 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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828 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
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829 |
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830 if (ev->write) { |
2386
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831 u->write_event_handler(r, u); |
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832 |
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833 } else { |
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834 u->read_event_handler(r, u); |
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835 } |
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836 |
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837 ngx_http_run_posted_requests(c); |
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838 } |
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839 |
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840 |
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841 static void |
509 | 842 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
843 { | |
844 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
845 } | |
846 | |
847 | |
848 static void | |
849 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
850 { | |
851 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
852 } | |
853 | |
854 | |
855 static void | |
856 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
857 ngx_event_t *ev) | |
479 | 858 { |
859 int n; | |
860 char buf[1]; | |
577 | 861 ngx_err_t err; |
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862 ngx_int_t event; |
479 | 863 ngx_connection_t *c; |
864 ngx_http_upstream_t *u; | |
865 | |
527 | 866 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
867 "http upstream check client, write event:%d, \"%V\"", | |
868 ev->write, &r->uri); | |
479 | 869 |
509 | 870 c = r->connection; |
483 | 871 u = r->upstream; |
872 | |
583 | 873 if (c->error) { |
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874 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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875 |
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876 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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877 |
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878 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
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879 ngx_http_upstream_finalize_request(r, u, |
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880 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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881 return; |
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882 } |
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883 } |
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884 |
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885 if (!u->cacheable) { |
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886 ngx_http_upstream_finalize_request(r, u, |
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887 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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888 } |
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889 |
527 | 890 return; |
891 } | |
892 | |
483 | 893 if (u->peer.connection == NULL) { |
894 return; | |
895 } | |
896 | |
479 | 897 #if (NGX_HAVE_KQUEUE) |
898 | |
899 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
900 | |
901 if (!ev->pending_eof) { | |
902 return; | |
903 } | |
904 | |
905 ev->eof = 1; | |
583 | 906 c->error = 1; |
479 | 907 |
908 if (ev->kq_errno) { | |
909 ev->error = 1; | |
910 } | |
911 | |
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912 if (!u->cacheable && u->peer.connection) { |
479 | 913 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
527 | 914 "kevent() reported that client closed prematurely " |
915 "connection, so upstream connection is closed too"); | |
479 | 916 ngx_http_upstream_finalize_request(r, u, |
917 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
918 return; | |
919 } | |
920 | |
921 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
922 "kevent() reported that client closed " | |
923 "prematurely connection"); | |
924 | |
925 if (u->peer.connection == NULL) { | |
926 ngx_http_upstream_finalize_request(r, u, | |
927 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
928 return; | |
929 } | |
930 | |
931 return; | |
932 } | |
933 | |
934 #endif | |
935 | |
936 n = recv(c->fd, buf, 1, MSG_PEEK); | |
937 | |
938 err = ngx_socket_errno; | |
939 | |
1109 | 940 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
941 "http upstream recv(): %d", n); | |
942 | |
479 | 943 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
944 return; | |
945 } | |
946 | |
947 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
2807
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948 |
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949 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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950 |
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951 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
479 | 952 ngx_http_upstream_finalize_request(r, u, |
953 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
954 return; | |
955 } | |
956 } | |
957 | |
958 if (n > 0) { | |
959 return; | |
960 } | |
961 | |
962 if (n == -1) { | |
963 if (err == NGX_EAGAIN) { | |
964 return; | |
965 } | |
966 | |
967 ev->error = 1; | |
968 | |
483 | 969 } else { /* n == 0 */ |
479 | 970 err = 0; |
971 } | |
972 | |
529 | 973 ev->eof = 1; |
583 | 974 c->error = 1; |
529 | 975 |
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976 if (!u->cacheable && u->peer.connection) { |
479 | 977 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
978 "client closed prematurely connection, " | |
979 "so upstream connection is closed too"); | |
980 ngx_http_upstream_finalize_request(r, u, | |
981 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
982 return; | |
983 } | |
984 | |
985 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
986 "client closed prematurely connection"); | |
987 | |
988 if (u->peer.connection == NULL) { | |
989 ngx_http_upstream_finalize_request(r, u, | |
990 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
991 return; | |
992 } | |
993 } | |
994 | |
995 | |
487 | 996 static void |
997 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 998 { |
591 | 999 ngx_int_t rc; |
665 | 1000 ngx_time_t *tp; |
591 | 1001 ngx_connection_t *c; |
479 | 1002 |
483 | 1003 r->connection->log->action = "connecting to upstream"; |
479 | 1004 |
1005 r->connection->single_connection = 0; | |
1006 | |
889
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1007 if (u->state && u->state->response_sec) { |
665 | 1008 tp = ngx_timeofday(); |
889
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1009 u->state->response_sec = tp->sec - u->state->response_sec; |
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1010 u->state->response_msec = tp->msec - u->state->response_msec; |
665 | 1011 } |
1012 | |
1168
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1013 u->state = ngx_array_push(r->upstream_states); |
665 | 1014 if (u->state == NULL) { |
1015 ngx_http_upstream_finalize_request(r, u, | |
1016 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1017 return; | |
1018 } | |
1019 | |
1020 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
1021 | |
1022 tp = ngx_timeofday(); | |
889
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1023 u->state->response_sec = tp->sec; |
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1024 u->state->response_msec = tp->msec; |
665 | 1025 |
479 | 1026 rc = ngx_event_connect_peer(&u->peer); |
1027 | |
1028 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1029 "http upstream connect: %i", rc); | |
1030 | |
1031 if (rc == NGX_ERROR) { | |
1032 ngx_http_upstream_finalize_request(r, u, | |
1033 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1034 return; | |
1035 } | |
1036 | |
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1037 u->state->peer = u->peer.name; |
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1038 |
543 | 1039 if (rc == NGX_BUSY) { |
1040 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
1378 | 1041 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
1042 return; | |
543 | 1043 } |
1044 | |
1378 | 1045 if (rc == NGX_DECLINED) { |
479 | 1046 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1047 return; | |
1048 } | |
1049 | |
577 | 1050 /* rc == NGX_OK || rc == NGX_AGAIN */ |
1051 | |
479 | 1052 c = u->peer.connection; |
1053 | |
1054 c->data = r; | |
591 | 1055 |
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1056 c->write->handler = ngx_http_upstream_handler; |
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1057 c->read->handler = ngx_http_upstream_handler; |
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1058 |
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1059 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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1060 u->read_event_handler = ngx_http_upstream_process_header; |
479 | 1061 |
1397
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1062 c->sendfile &= r->connection->sendfile; |
1958 | 1063 u->output.sendfile = c->sendfile; |
479 | 1064 |
1065 c->pool = r->pool; | |
2847 | 1066 c->log = r->connection->log; |
1067 c->read->log = c->log; | |
1068 c->write->log = c->log; | |
479 | 1069 |
1070 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
1071 | |
1072 u->writer.out = NULL; | |
1073 u->writer.last = &u->writer.out; | |
1074 u->writer.connection = c; | |
1075 u->writer.limit = 0; | |
1076 | |
1077 if (u->request_sent) { | |
509 | 1078 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
1079 ngx_http_upstream_finalize_request(r, u, | |
1080 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1081 return; | |
1082 } | |
479 | 1083 } |
1084 | |
1064
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1085 if (r->request_body |
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1086 && r->request_body->buf |
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1087 && r->request_body->temp_file |
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1088 && r == r->main) |
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1089 { |
573 | 1090 /* |
1091 * the r->request_body->buf can be reused for one request only, | |
1092 * the subrequests should allocate their own temporay bufs | |
1093 */ | |
1094 | |
1095 u->output.free = ngx_alloc_chain_link(r->pool); | |
1096 if (u->output.free == NULL) { | |
1097 ngx_http_upstream_finalize_request(r, u, | |
1098 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1099 return; | |
479 | 1100 } |
573 | 1101 |
1102 u->output.free->buf = r->request_body->buf; | |
1103 u->output.free->next = NULL; | |
1104 u->output.allocated = 1; | |
1105 | |
1106 r->request_body->buf->pos = r->request_body->buf->start; | |
1107 r->request_body->buf->last = r->request_body->buf->start; | |
1108 r->request_body->buf->tag = u->output.tag; | |
479 | 1109 } |
1110 | |
1111 u->request_sent = 0; | |
1112 | |
1113 if (rc == NGX_AGAIN) { | |
1114 ngx_add_timer(c->write, u->conf->connect_timeout); | |
1115 return; | |
1116 } | |
1117 | |
577 | 1118 #if (NGX_HTTP_SSL) |
1119 | |
1658 | 1120 if (u->ssl && c->ssl == NULL) { |
591 | 1121 ngx_http_upstream_ssl_init_connection(r, u, c); |
577 | 1122 return; |
1123 } | |
1124 | |
1125 #endif | |
1126 | |
479 | 1127 ngx_http_upstream_send_request(r, u); |
1128 } | |
1129 | |
1130 | |
577 | 1131 #if (NGX_HTTP_SSL) |
1132 | |
1133 static void | |
591 | 1134 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
1135 ngx_http_upstream_t *u, ngx_connection_t *c) | |
1136 { | |
884 | 1137 ngx_int_t rc; |
591 | 1138 |
1139 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
1140 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
2536
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1141 != NGX_OK) |
591 | 1142 { |
1143 ngx_http_upstream_finalize_request(r, u, | |
1144 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1145 return; | |
1146 } | |
1147 | |
1148 c->sendfile = 0; | |
619 | 1149 u->output.sendfile = 0; |
591 | 1150 |
2184 | 1151 if (u->conf->ssl_session_reuse) { |
1152 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
1153 ngx_http_upstream_finalize_request(r, u, | |
1154 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1155 return; | |
1156 } | |
591 | 1157 } |
1158 | |
641 | 1159 r->connection->log->action = "SSL handshaking to upstream"; |
1160 | |
591 | 1161 rc = ngx_ssl_handshake(c); |
1162 | |
1163 if (rc == NGX_AGAIN) { | |
1164 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
1165 return; | |
1166 } | |
1167 | |
1168 ngx_http_upstream_ssl_handshake(c); | |
1169 } | |
1170 | |
1171 | |
1172 static void | |
577 | 1173 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
1174 { | |
1175 ngx_http_request_t *r; | |
1176 ngx_http_upstream_t *u; | |
1177 | |
1178 r = c->data; | |
1179 u = r->upstream; | |
1180 | |
1181 if (c->ssl->handshaked) { | |
1182 | |
2184 | 1183 if (u->conf->ssl_session_reuse) { |
1184 u->peer.save_session(&u->peer, u->peer.data); | |
1185 } | |
884 | 1186 |
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1187 c->write->handler = ngx_http_upstream_handler; |
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1188 c->read->handler = ngx_http_upstream_handler; |
577 | 1189 |
1190 ngx_http_upstream_send_request(r, u); | |
1191 | |
1192 return; | |
1193 } | |
1194 | |
1195 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1196 | |
1197 } | |
1198 | |
1199 #endif | |
1200 | |
1201 | |
509 | 1202 static ngx_int_t |
487 | 1203 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1204 { |
1205 ngx_chain_t *cl; | |
1206 | |
509 | 1207 if (u->reinit_request(r) != NGX_OK) { |
1208 return NGX_ERROR; | |
1209 } | |
1210 | |
1705 | 1211 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
1212 | |
1213 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
591 | 1214 sizeof(ngx_table_elt_t)) |
1215 != NGX_OK) | |
509 | 1216 { |
1217 return NGX_ERROR; | |
479 | 1218 } |
1219 | |
1220 /* reinit the request chain */ | |
577 | 1221 |
509 | 1222 for (cl = u->request_bufs; cl; cl = cl->next) { |
479 | 1223 cl->buf->pos = cl->buf->start; |
1224 cl->buf->file_pos = 0; | |
1225 } | |
1226 | |
509 | 1227 /* reinit the subrequest's ngx_output_chain() context */ |
1228 | |
573 | 1229 if (r->request_body && r->request_body->temp_file |
597 | 1230 && r != r->main && u->output.buf) |
573 | 1231 { |
1232 u->output.free = ngx_alloc_chain_link(r->pool); | |
1233 if (u->output.free == NULL) { | |
1234 return NGX_ERROR; | |
509 | 1235 } |
573 | 1236 |
1237 u->output.free->buf = u->output.buf; | |
1238 u->output.free->next = NULL; | |
1239 | |
1240 u->output.buf->pos = u->output.buf->start; | |
1241 u->output.buf->last = u->output.buf->start; | |
509 | 1242 } |
479 | 1243 |
1244 u->output.buf = NULL; | |
1245 u->output.in = NULL; | |
1246 u->output.busy = NULL; | |
577 | 1247 |
581 | 1248 /* reinit u->buffer */ |
577 | 1249 |
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1250 u->buffer.pos = u->buffer.start; |
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1251 |
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1252 #if (NGX_HTTP_CACHE) |
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1253 |
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1254 if (r->cache) { |
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1255 u->buffer.pos += r->cache->header_start; |
479 | 1256 } |
509 | 1257 |
479 | 1258 #endif |
1259 | |
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1260 u->buffer.last = u->buffer.pos; |
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1261 |
509 | 1262 return NGX_OK; |
479 | 1263 } |
1264 | |
1265 | |
487 | 1266 static void |
1267 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1268 { |
1153
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1269 ngx_int_t rc; |
483 | 1270 ngx_connection_t *c; |
577 | 1271 |
479 | 1272 c = u->peer.connection; |
1273 | |
1274 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
1275 "http upstream send request"); | |
1276 | |
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1277 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1278 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1279 return; |
479 | 1280 } |
1281 | |
483 | 1282 c->log->action = "sending request to upstream"; |
479 | 1283 |
509 | 1284 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
479 | 1285 |
1286 u->request_sent = 1; | |
1287 | |
1288 if (rc == NGX_ERROR) { | |
1289 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1290 return; | |
1291 } | |
1292 | |
1293 if (c->write->timer_set) { | |
1294 ngx_del_timer(c->write); | |
1295 } | |
1296 | |
1297 if (rc == NGX_AGAIN) { | |
1298 ngx_add_timer(c->write, u->conf->send_timeout); | |
1299 | |
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1300 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
479 | 1301 ngx_http_upstream_finalize_request(r, u, |
1302 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1303 return; | |
1304 } | |
1305 | |
1306 return; | |
1307 } | |
1308 | |
1309 /* rc == NGX_OK */ | |
1310 | |
1311 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
1312 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
1313 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
1314 ngx_tcp_push_n " failed"); | |
1315 ngx_http_upstream_finalize_request(r, u, | |
1316 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
577 | 1317 return; |
479 | 1318 } |
1319 | |
1320 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
1321 } | |
577 | 1322 |
479 | 1323 ngx_add_timer(c->read, u->conf->read_timeout); |
1324 | |
1325 #if 1 | |
1326 if (c->read->ready) { | |
577 | 1327 |
479 | 1328 /* post aio operation */ |
1329 | |
1330 /* | |
1331 * TODO comment | |
1332 * although we can post aio operation just in the end | |
1333 * of ngx_http_upstream_connect() CHECK IT !!! | |
1334 * it's better to do here because we postpone header buffer allocation | |
1335 */ | |
1336 | |
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1337 ngx_http_upstream_process_header(r, u); |
479 | 1338 return; |
1339 } | |
1340 #endif | |
1341 | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1342 u->write_event_handler = ngx_http_upstream_dummy_handler; |
479 | 1343 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1344 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
479 | 1345 ngx_http_upstream_finalize_request(r, u, |
1346 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1347 return; | |
1348 } | |
1349 } | |
1350 | |
1351 | |
487 | 1352 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1353 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1354 ngx_http_upstream_t *u) |
479 | 1355 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1356 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1357 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1358 c = u->peer.connection; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1359 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1360 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 1361 "http upstream send request handler"); |
1362 | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1363 if (c->write->timedout) { |
479 | 1364 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1365 return; | |
1366 } | |
1367 | |
591 | 1368 #if (NGX_HTTP_SSL) |
1369 | |
1658 | 1370 if (u->ssl && c->ssl == NULL) { |
591 | 1371 ngx_http_upstream_ssl_init_connection(r, u, c); |
1372 return; | |
1373 } | |
1374 | |
1375 #endif | |
1376 | |
651 | 1377 if (u->header_sent) { |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1378 u->write_event_handler = ngx_http_upstream_dummy_handler; |
651 | 1379 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1380 (void) ngx_handle_write_event(c->write, 0); |
651 | 1381 |
1382 return; | |
1383 } | |
1384 | |
479 | 1385 ngx_http_upstream_send_request(r, u); |
1386 } | |
1387 | |
1388 | |
487 | 1389 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1390 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1391 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1392 ssize_t n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1393 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1394 ngx_connection_t *c; |
479 | 1395 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1396 c = u->peer.connection; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1397 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1398 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
483 | 1399 "http upstream process header"); |
479 | 1400 |
483 | 1401 c->log->action = "reading response header from upstream"; |
479 | 1402 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1403 if (c->read->timedout) { |
479 | 1404 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1405 return; | |
1406 } | |
577 | 1407 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1408 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1409 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1410 return; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1411 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1412 |
581 | 1413 if (u->buffer.start == NULL) { |
1414 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
1415 if (u->buffer.start == NULL) { | |
479 | 1416 ngx_http_upstream_finalize_request(r, u, |
1417 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1418 return; | |
1419 } | |
1420 | |
581 | 1421 u->buffer.pos = u->buffer.start; |
1422 u->buffer.last = u->buffer.start; | |
1423 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
1424 u->buffer.temporary = 1; | |
1425 | |
1426 u->buffer.tag = u->output.tag; | |
479 | 1427 |
1705 | 1428 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
581 | 1429 sizeof(ngx_table_elt_t)) |
1430 != NGX_OK) | |
509 | 1431 { |
1432 ngx_http_upstream_finalize_request(r, u, | |
1433 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1434 return; | |
1435 } | |
1436 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1437 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1438 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1439 if (r->cache) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1440 u->buffer.pos += r->cache->header_start; |
581 | 1441 u->buffer.last = u->buffer.pos; |
479 | 1442 } |
1443 #endif | |
1444 } | |
1445 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1446 for ( ;; ) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1447 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1448 n = c->recv(c, u->buffer.last, u->buffer.end - u->buffer.last); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1449 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1450 if (n == NGX_AGAIN) { |
479 | 1451 #if 0 |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1452 ngx_add_timer(rev, u->read_timeout); |
479 | 1453 #endif |
1454 | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1455 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1456 ngx_http_upstream_finalize_request(r, u, |
479 | 1457 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1458 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1459 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1460 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1461 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1462 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1463 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1464 if (n == 0) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1465 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1466 "upstream prematurely closed connection"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1467 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1468 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1469 if (n == NGX_ERROR || n == 0) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1470 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
479 | 1471 return; |
1472 } | |
1473 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1474 u->buffer.last += n; |
479 | 1475 |
1476 #if 0 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1477 u->valid_header_in = 0; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1478 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1479 u->peer.cached = 0; |
479 | 1480 #endif |
1481 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1482 rc = u->process_header(r); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1483 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1484 if (rc == NGX_AGAIN) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1485 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1486 if (u->buffer.pos == u->buffer.end) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1487 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1488 "upstream sent too big header"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1489 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1490 ngx_http_upstream_next(r, u, |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1491 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1492 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1493 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1494 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1495 continue; |
479 | 1496 } |
1497 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1498 break; |
479 | 1499 } |
1500 | |
1501 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
1502 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
1503 return; | |
1504 } | |
1505 | |
1699
976db8c6fb64
return NGX_ERROR instead of NGX_HTTP_INTERNAL_SERVER_ERROR in u->parse_header()
Igor Sysoev <igor@sysoev.ru>
parents:
1693
diff
changeset
|
1506 if (rc == NGX_ERROR) { |
479 | 1507 ngx_http_upstream_finalize_request(r, u, |
1508 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1509 return; | |
1510 } | |
1511 | |
1512 /* rc == NGX_OK */ | |
1513 | |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1514 if (u->headers_in.status_n >= NGX_HTTP_BAD_REQUEST) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1515 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1516 if (r->subrequest_in_memory) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1517 u->buffer.last = u->buffer.pos; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1518 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1519 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1520 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
509 | 1521 return; |
1522 } | |
1523 | |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1524 if (ngx_http_upstream_intercept_errors(r, u) == NGX_OK) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1525 return; |
487 | 1526 } |
1527 } | |
1528 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1529 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
515 | 1530 return; |
1531 } | |
1532 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1533 if (!r->subrequest_in_memory) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1534 ngx_http_upstream_send_response(r, u); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1535 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1536 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1537 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1538 /* subrequest content in memory */ |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1539 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1540 if (u->input_filter == NULL) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1541 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1542 u->input_filter = ngx_http_upstream_non_buffered_filter; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1543 u->input_filter_ctx = r; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1544 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1545 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1546 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1547 ngx_http_upstream_finalize_request(r, u, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1548 NGX_HTTP_INTERNAL_SERVER_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1549 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1550 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1551 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1552 n = u->buffer.last - u->buffer.pos; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1553 |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1554 if (n) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1555 u->buffer.last -= n; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1556 |
2402 | 1557 u->state->response_length += n; |
1558 | |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1559 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1560 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1561 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1562 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1563 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1564 if (u->length == 0) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1565 ngx_http_upstream_finalize_request(r, u, 0); |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1566 return; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1567 } |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1568 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1569 |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1570 u->read_event_handler = ngx_http_upstream_process_body_in_memory; |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1571 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1572 ngx_http_upstream_process_body_in_memory(r, u); |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1573 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1574 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1575 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1576 static ngx_int_t |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1577 ngx_http_upstream_test_next(ngx_http_request_t *r, ngx_http_upstream_t *u) |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1578 { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1579 ngx_uint_t status; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1580 ngx_http_upstream_next_t *un; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1581 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1582 status = u->headers_in.status_n; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1583 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1584 for (un = ngx_http_upstream_next_errors; un->status; un++) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1585 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1586 if (status != un->status) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1587 continue; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1588 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1589 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1590 if (u->peer.tries > 1 && (u->conf->next_upstream & un->mask)) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1591 ngx_http_upstream_next(r, u, un->mask); |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1592 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1593 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1594 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1595 #if (NGX_HTTP_CACHE) |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1596 |
3092 | 1597 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
1598 && (u->conf->cache_use_stale & un->mask)) | |
1599 { | |
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1600 ngx_int_t rc; |
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1601 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1602 rc = u->reinit_request(r); |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1603 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1604 if (rc == NGX_OK) { |
3092 | 1605 u->cache_status = NGX_HTTP_CACHE_STALE; |
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1606 rc = ngx_http_upstream_cache_send(r, u); |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1607 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1608 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1609 ngx_http_upstream_finalize_request(r, u, rc); |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1610 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1611 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1612 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1613 #endif |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1614 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1615 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1616 return NGX_DECLINED; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1617 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1618 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1619 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1620 static ngx_int_t |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1621 ngx_http_upstream_intercept_errors(ngx_http_request_t *r, |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1622 ngx_http_upstream_t *u) |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1623 { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1624 ngx_int_t status; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1625 ngx_uint_t i; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1626 ngx_table_elt_t *h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1627 ngx_http_err_page_t *err_page; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1628 ngx_http_core_loc_conf_t *clcf; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1629 |
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1630 status = u->headers_in.status_n; |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1631 |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1632 if (status == NGX_HTTP_NOT_FOUND && u->conf->intercept_404) { |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1633 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_NOT_FOUND); |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1634 return NGX_OK; |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1635 } |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1636 |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1637 if (!u->conf->intercept_errors) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1638 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1639 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1640 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1641 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1642 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1643 if (clcf->error_pages == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1644 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1645 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1646 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1647 err_page = clcf->error_pages->elts; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1648 for (i = 0; i < clcf->error_pages->nelts; i++) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1649 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1650 if (err_page[i].status == status) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1651 |
2963 | 1652 if (status == NGX_HTTP_UNAUTHORIZED |
1653 && u->headers_in.www_authenticate) | |
1654 { | |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1655 h = ngx_list_push(&r->headers_out.headers); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1656 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1657 if (h == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1658 ngx_http_upstream_finalize_request(r, u, |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1659 NGX_HTTP_INTERNAL_SERVER_ERROR); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1660 return NGX_OK; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1661 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1662 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1663 *h = *u->headers_in.www_authenticate; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1664 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1665 r->headers_out.www_authenticate = h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1666 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1667 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1668 ngx_http_upstream_finalize_request(r, u, status); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1669 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1670 return NGX_OK; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1671 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1672 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1673 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1674 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1675 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1676 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1677 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1678 static ngx_int_t |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1679 ngx_http_upstream_test_connect(ngx_connection_t *c) |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1680 { |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1681 int err; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1682 socklen_t len; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1683 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1684 #if (NGX_HAVE_KQUEUE) |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1685 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1686 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
1166 | 1687 if (c->write->pending_eof) { |
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1688 c->log->action = "connecting to upstream"; |
1166 | 1689 (void) ngx_connection_error(c, c->write->kq_errno, |
1690 "kevent() reported that connect() failed"); | |
1691 return NGX_ERROR; | |
1692 } | |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1693 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1694 } else |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1695 #endif |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1696 { |
1166 | 1697 err = 0; |
1698 len = sizeof(int); | |
1699 | |
1700 /* | |
1701 * BSDs and Linux return 0 and set a pending error in err | |
1702 * Solaris returns -1 and sets errno | |
1703 */ | |
1704 | |
1705 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1706 == -1) | |
1707 { | |
1708 err = ngx_errno; | |
1709 } | |
1710 | |
1711 if (err) { | |
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1712 c->log->action = "connecting to upstream"; |
1166 | 1713 (void) ngx_connection_error(c, err, "connect() failed"); |
1714 return NGX_ERROR; | |
1715 } | |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1716 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1717 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1718 return NGX_OK; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1719 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1720 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1721 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1722 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1723 ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1724 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1725 ngx_str_t *uri, args; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1726 ngx_uint_t i, flags; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1727 ngx_list_part_t *part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1728 ngx_table_elt_t *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1729 ngx_http_upstream_header_t *hh; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1730 ngx_http_upstream_main_conf_t *umcf; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1731 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1732 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1733 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1734 if (u->headers_in.x_accel_redirect |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1735 && !(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT)) |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1736 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1737 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1738 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1739 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1740 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1741 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1742 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1743 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1744 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1745 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1746 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1747 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1748 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1749 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1750 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1751 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1752 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1753 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1754 hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1755 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1756 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1757 if (hh && hh->redirect) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1758 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1759 ngx_http_finalize_request(r, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1760 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1761 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1762 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1763 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1764 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1765 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1766 uri = &u->headers_in.x_accel_redirect->value; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1767 args.len = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1768 args.data = NULL; |
3252 | 1769 flags = NGX_HTTP_LOG_UNSAFE; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1770 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1771 if (ngx_http_parse_unsafe_uri(r, uri, &args, &flags) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1772 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1773 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1774 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1775 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1776 if (flags & NGX_HTTP_ZERO_IN_URI) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1777 r->zero_in_uri = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1778 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1779 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1780 if (r->method != NGX_HTTP_HEAD) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1781 r->method = NGX_HTTP_GET; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1782 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1783 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1784 r->valid_unparsed_uri = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1785 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1786 ngx_http_internal_redirect(r, uri, &args); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1787 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1788 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1789 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1790 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1791 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1792 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1793 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1794 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1795 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1796 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1797 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1798 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1799 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1800 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1801 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1802 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1803 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1804 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1805 if (ngx_hash_find(&u->conf->hide_headers_hash, h[i].hash, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1806 h[i].lowcase_key, h[i].key.len)) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1807 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1808 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1809 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1810 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1811 hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1812 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1813 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1814 if (hh) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1815 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1816 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1817 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1818 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1819 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1820 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1821 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1822 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1823 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1824 if (ngx_http_upstream_copy_header_line(r, &h[i], 0) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1825 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1826 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1827 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1828 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1829 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1830 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1831 if (r->headers_out.server && r->headers_out.server->value.data == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1832 r->headers_out.server->hash = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1833 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1834 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1835 if (r->headers_out.date && r->headers_out.date->value.data == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1836 r->headers_out.date->hash = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1837 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1838 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1839 r->headers_out.status = u->headers_in.status_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1840 r->headers_out.status_line = u->headers_in.status_line; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1841 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1842 u->headers_in.content_length_n = r->headers_out.content_length_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1843 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1844 if (r->headers_out.content_length_n != -1) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1845 u->length = (size_t) r->headers_out.content_length_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1846 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1847 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1848 u->length = NGX_MAX_SIZE_T_VALUE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1849 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1850 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1851 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1852 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1853 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1854 |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1855 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1856 ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1857 ngx_http_upstream_t *u) |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1858 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1859 size_t size; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1860 ssize_t n; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1861 ngx_buf_t *b; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1862 ngx_event_t *rev; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1863 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1864 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1865 c = u->peer.connection; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1866 rev = c->read; |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1867 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1868 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1869 "http upstream process body on memory"); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1870 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1871 if (rev->timedout) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1872 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1873 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1874 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1875 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1876 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1877 b = &u->buffer; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1878 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1879 for ( ;; ) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1880 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1881 size = b->end - b->last; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1882 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1883 if (size == 0) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1884 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1885 "upstream buffer is too small to read repsonse"); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1886 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1887 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1888 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1889 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1890 n = c->recv(c, b->last, size); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1891 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1892 if (n == NGX_AGAIN) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1893 break; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1894 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1895 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1896 if (n == 0 || n == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1897 ngx_http_upstream_finalize_request(r, u, n); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1898 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1899 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1900 |
2402 | 1901 u->state->response_length += n; |
1902 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1903 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1904 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1905 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1906 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1907 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1908 if (!rev->ready) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1909 break; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1910 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1911 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1912 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1913 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1914 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1915 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1916 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1917 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1918 if (rev->active) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1919 ngx_add_timer(rev, u->conf->read_timeout); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1920 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1921 } else if (rev->timer_set) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1922 ngx_del_timer(rev); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1923 } |
681 | 1924 } |
1925 | |
1926 | |
1927 static void | |
1928 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
1929 { | |
1930 int tcp_nodelay; | |
2402 | 1931 ssize_t n; |
681 | 1932 ngx_int_t rc; |
1933 ngx_event_pipe_t *p; | |
1934 ngx_connection_t *c; | |
1935 ngx_http_core_loc_conf_t *clcf; | |
1936 | |
509 | 1937 rc = ngx_http_send_header(r); |
479 | 1938 |
2701 | 1939 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
485 | 1940 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 1941 return; |
1942 } | |
1943 | |
2704
ac1e2e199c9f
shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
1944 c = r->connection; |
ac1e2e199c9f
shutdown client connection for cacheable header only responses
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1945 |
2701 | 1946 if (r->header_only) { |
2704
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1947 |
2701 | 1948 if (u->cacheable || u->store) { |
2704
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1949 |
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1950 if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { |
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1951 ngx_connection_error(c, ngx_socket_errno, |
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1952 ngx_shutdown_socket_n " failed"); |
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1953 } |
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1954 |
2701 | 1955 r->read_event_handler = ngx_http_request_empty_handler; |
1956 r->write_event_handler = ngx_http_request_empty_handler; | |
2704
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1957 c->error = 1; |
2701 | 1958 |
1959 } else { | |
1960 ngx_http_upstream_finalize_request(r, u, rc); | |
1961 return; | |
1962 } | |
1963 } | |
1964 | |
479 | 1965 u->header_sent = 1; |
1966 | |
573 | 1967 if (r->request_body && r->request_body->temp_file) { |
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1968 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
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1969 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
563 | 1970 } |
1971 | |
581 | 1972 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
1973 | |
649 | 1974 if (!u->buffering) { |
581 | 1975 |
1976 if (u->input_filter == NULL) { | |
1977 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
1978 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
1979 u->input_filter_ctx = r; | |
1980 } | |
1981 | |
2381
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1982 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
581 | 1983 r->write_event_handler = |
1984 ngx_http_upstream_process_non_buffered_downstream; | |
1985 | |
1986 r->limit_rate = 0; | |
1987 | |
1988 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
1989 ngx_http_upstream_finalize_request(r, u, 0); | |
1990 return; | |
1991 } | |
1992 | |
583 | 1993 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
1994 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
1995 | |
1996 tcp_nodelay = 1; | |
1997 | |
1998 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
1999 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
2000 { | |
2001 ngx_connection_error(c, ngx_socket_errno, | |
2002 "setsockopt(TCP_NODELAY) failed"); | |
2003 ngx_http_upstream_finalize_request(r, u, 0); | |
2004 return; | |
2005 } | |
2006 | |
2007 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
2008 } | |
2009 | |
2402 | 2010 n = u->buffer.last - u->buffer.pos; |
2011 | |
2012 if (n) { | |
581 | 2013 u->buffer.last = u->buffer.pos; |
2014 | |
2402 | 2015 u->state->response_length += n; |
2016 | |
2017 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
581 | 2018 ngx_http_upstream_finalize_request(r, u, 0); |
2019 return; | |
2020 } | |
2021 | |
2381
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2022 ngx_http_upstream_process_non_buffered_downstream(r); |
581 | 2023 |
2024 } else { | |
2025 u->buffer.pos = u->buffer.start; | |
2026 u->buffer.last = u->buffer.start; | |
2027 | |
2028 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
2029 ngx_http_upstream_finalize_request(r, u, 0); | |
2030 return; | |
2031 } | |
1468
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2032 |
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2033 if (u->peer.connection->read->ready) { |
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2034 ngx_http_upstream_process_non_buffered_upstream(r, u); |
1468
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2035 } |
581 | 2036 } |
2037 | |
2038 return; | |
2039 } | |
2040 | |
479 | 2041 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
2042 | |
2592
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2043 #if (NGX_HTTP_CACHE) |
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2044 |
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2045 if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { |
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2046 ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); |
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2047 r->cache->file.fd = NGX_INVALID_FILE; |
479 | 2048 } |
2049 | |
1565 | 2050 if (u->cacheable) { |
2592
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2051 time_t now, valid; |
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2052 |
2663
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2053 now = ngx_time(); |
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2054 |
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2055 valid = r->cache->valid_sec; |
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2056 |
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2057 if (valid == 0) { |
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2058 valid = ngx_http_file_cache_valid(u->conf->cache_valid, |
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2059 u->headers_in.status_n); |
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2060 if (valid) { |
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2061 r->cache->valid_sec = now + valid; |
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2062 } |
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2063 } |
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2064 |
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2065 if (valid) { |
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2066 r->cache->last_modified = r->headers_out.last_modified_time; |
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2067 r->cache->date = now; |
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2068 r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); |
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2069 |
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2070 ngx_http_file_cache_set_header(r, u->buffer.start); |
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2071 |
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2072 } else { |
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2073 u->cacheable = 0; |
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2074 r->headers_out.last_modified_time = -1; |
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2075 } |
479 | 2076 } |
2077 | |
2690 | 2078 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2079 "http cacheable: %d", u->cacheable); | |
2080 | |
3092 | 2081 if (u->cacheable == 0 && r->cache) { |
2082 ngx_http_file_cache_free(r, u->pipe->temp_file); | |
2083 } | |
2084 | |
479 | 2085 #endif |
2086 | |
581 | 2087 p = u->pipe; |
479 | 2088 |
2089 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
2090 p->output_ctx = r; | |
2091 p->tag = u->output.tag; | |
577 | 2092 p->bufs = u->conf->bufs; |
479 | 2093 p->busy_size = u->conf->busy_buffers_size; |
2094 p->upstream = u->peer.connection; | |
583 | 2095 p->downstream = c; |
479 | 2096 p->pool = r->pool; |
583 | 2097 p->log = c->log; |
577 | 2098 |
1565 | 2099 p->cacheable = u->cacheable || u->store; |
479 | 2100 |
501 | 2101 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
2102 if (p->temp_file == NULL) { | |
479 | 2103 ngx_http_upstream_finalize_request(r, u, 0); |
2104 return; | |
2105 } | |
2106 | |
2107 p->temp_file->file.fd = NGX_INVALID_FILE; | |
583 | 2108 p->temp_file->file.log = c->log; |
479 | 2109 p->temp_file->path = u->conf->temp_path; |
2110 p->temp_file->pool = r->pool; | |
577 | 2111 |
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2112 if (p->cacheable) { |
479 | 2113 p->temp_file->persistent = 1; |
1291
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2114 |
479 | 2115 } else { |
667 | 2116 p->temp_file->log_level = NGX_LOG_WARN; |
479 | 2117 p->temp_file->warn = "an upstream response is buffered " |
2118 "to a temporary file"; | |
2119 } | |
2120 | |
2121 p->max_temp_file_size = u->conf->max_temp_file_size; | |
2122 p->temp_file_write_size = u->conf->temp_file_write_size; | |
2123 | |
501 | 2124 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
2125 if (p->preread_bufs == NULL) { | |
479 | 2126 ngx_http_upstream_finalize_request(r, u, 0); |
2127 return; | |
2128 } | |
1291
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2129 |
581 | 2130 p->preread_bufs->buf = &u->buffer; |
479 | 2131 p->preread_bufs->next = NULL; |
581 | 2132 u->buffer.recycled = 1; |
2133 | |
2134 p->preread_size = u->buffer.last - u->buffer.pos; | |
479 | 2135 |
1565 | 2136 if (u->cacheable) { |
1291
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2137 |
479 | 2138 p->buf_to_file = ngx_calloc_buf(r->pool); |
2139 if (p->buf_to_file == NULL) { | |
2140 ngx_http_upstream_finalize_request(r, u, 0); | |
2141 return; | |
2142 } | |
1291
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2143 |
581 | 2144 p->buf_to_file->pos = u->buffer.start; |
2145 p->buf_to_file->last = u->buffer.pos; | |
479 | 2146 p->buf_to_file->temporary = 1; |
2147 } | |
2148 | |
2149 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
2150 /* the posted aio operation may currupt a shadow buffer */ | |
2151 p->single_buf = 1; | |
2152 } | |
2153 | |
2154 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
2155 p->free_bufs = 1; | |
2156 | |
2157 /* | |
581 | 2158 * event_pipe would do u->buffer.last += p->preread_size |
479 | 2159 * as though these bytes were read |
2160 */ | |
581 | 2161 u->buffer.last = u->buffer.pos; |
479 | 2162 |
2163 if (u->conf->cyclic_temp_file) { | |
2164 | |
2165 /* | |
2166 * we need to disable the use of sendfile() if we use cyclic temp file | |
2167 * because the writing a new data may interfere with sendfile() | |
2168 * that uses the same kernel file pages (at least on FreeBSD) | |
2169 */ | |
2170 | |
2171 p->cyclic_temp_file = 1; | |
583 | 2172 c->sendfile = 0; |
479 | 2173 |
2174 } else { | |
2175 p->cyclic_temp_file = 0; | |
2176 } | |
2177 | |
2178 p->read_timeout = u->conf->read_timeout; | |
2179 p->send_timeout = clcf->send_timeout; | |
2180 p->send_lowat = clcf->send_lowat; | |
2181 | |
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2182 u->read_event_handler = ngx_http_upstream_process_upstream; |
509 | 2183 r->write_event_handler = ngx_http_upstream_process_downstream; |
479 | 2184 |
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2185 ngx_http_upstream_process_upstream(r, u); |
479 | 2186 } |
2187 | |
2188 | |
487 | 2189 static void |
581 | 2190 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
2191 { | |
2381
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2192 ngx_event_t *wev; |
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2193 ngx_connection_t *c; |
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2194 ngx_http_upstream_t *u; |
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2195 |
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2196 c = r->connection; |
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2197 u = r->upstream; |
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2198 wev = c->write; |
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2199 |
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2200 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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2201 "http upstream process non buffered downstream"); |
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2202 |
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2203 c->log->action = "sending to client"; |
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2204 |
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2205 if (wev->timedout) { |
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2206 c->timedout = 1; |
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2207 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
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2208 ngx_http_upstream_finalize_request(r, u, 0); |
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2209 return; |
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2210 } |
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2211 |
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2212 ngx_http_upstream_process_non_buffered_request(r, 1); |
581 | 2213 } |
2214 | |
2215 | |
2216 static void | |
2386
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Igor Sysoev <igor@sysoev.ru>
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diff
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2217 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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Igor Sysoev <igor@sysoev.ru>
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2218 ngx_http_upstream_t *u) |
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|
2219 { |
2386
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2220 ngx_connection_t *c; |
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2221 |
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2222 c = u->peer.connection; |
2381
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2223 |
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|
2224 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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2225 "http upstream process non buffered upstream"); |
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fix r2378, run posted requests after upstream event handling
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2226 |
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fix r2378, run posted requests after upstream event handling
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|
2227 c->log->action = "reading upstream"; |
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2228 |
2386
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2229 if (c->read->timedout) { |
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2230 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
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fix r2378, run posted requests after upstream event handling
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|
2231 ngx_http_upstream_finalize_request(r, u, 0); |
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fix r2378, run posted requests after upstream event handling
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diff
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|
2232 return; |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2233 } |
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fix r2378, run posted requests after upstream event handling
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|
2234 |
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fix r2378, run posted requests after upstream event handling
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|
2235 ngx_http_upstream_process_non_buffered_request(r, 0); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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|
2236 } |
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|
2237 |
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|
2238 |
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|
2239 static void |
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fix r2378, run posted requests after upstream event handling
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diff
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|
2240 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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|
2241 ngx_uint_t do_write) |
581 | 2242 { |
2243 size_t size; | |
2244 ssize_t n; | |
2245 ngx_buf_t *b; | |
583 | 2246 ngx_int_t rc; |
2381
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|
2247 ngx_connection_t *downstream, *upstream; |
581 | 2248 ngx_http_upstream_t *u; |
2249 ngx_http_core_loc_conf_t *clcf; | |
2250 | |
756
d904b5cb3bba
fix building introduced by previous commit
Igor Sysoev <igor@sysoev.ru>
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755
diff
changeset
|
2251 u = r->upstream; |
884 | 2252 downstream = r->connection; |
2253 upstream = u->peer.connection; | |
581 | 2254 |
2255 b = &u->buffer; | |
2256 | |
2381
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fix r2378, run posted requests after upstream event handling
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diff
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|
2257 do_write = do_write || u->length == 0; |
581 | 2258 |
2259 for ( ;; ) { | |
2260 | |
2261 if (do_write) { | |
2262 | |
2263 if (u->out_bufs || u->busy_bufs) { | |
583 | 2264 rc = ngx_http_output_filter(r, u->out_bufs); |
2265 | |
884 | 2266 if (downstream->destroyed) { |
583 | 2267 return; |
2268 } | |
2269 | |
2270 if (rc == NGX_ERROR) { | |
581 | 2271 ngx_http_upstream_finalize_request(r, u, 0); |
2272 return; | |
2273 } | |
2274 | |
2275 ngx_chain_update_chains(&u->free_bufs, &u->busy_bufs, | |
2276 &u->out_bufs, u->output.tag); | |
2277 } | |
2278 | |
2279 if (u->busy_bufs == NULL) { | |
2280 | |
2281 if (u->length == 0 | |
884 | 2282 || upstream->read->eof |
2283 || upstream->read->error) | |
581 | 2284 { |
2285 ngx_http_upstream_finalize_request(r, u, 0); | |
2286 return; | |
2287 } | |
2288 | |
2289 b->pos = b->start; | |
2290 b->last = b->start; | |
2291 } | |
2292 } | |
2293 | |
2294 size = b->end - b->last; | |
2295 | |
2296 if (size > u->length) { | |
2297 size = u->length; | |
2298 } | |
2299 | |
884 | 2300 if (size && upstream->read->ready) { |
2301 | |
2302 n = upstream->recv(upstream, b->last, size); | |
581 | 2303 |
2304 if (n == NGX_AGAIN) { | |
2305 break; | |
2306 } | |
2307 | |
2308 if (n > 0) { | |
2402 | 2309 u->state->response_length += n; |
2310 | |
581 | 2311 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
2312 ngx_http_upstream_finalize_request(r, u, 0); | |
2313 return; | |
2314 } | |
2315 } | |
2316 | |
2317 do_write = 1; | |
2318 | |
2319 continue; | |
2320 } | |
2321 | |
2322 break; | |
2323 } | |
2324 | |
2381
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|
2325 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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|
2326 |
884 | 2327 if (downstream->data == r) { |
2328 if (ngx_handle_write_event(downstream->write, clcf->send_lowat) | |
2377
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*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2329 != NGX_OK) |
583 | 2330 { |
2331 ngx_http_upstream_finalize_request(r, u, 0); | |
2332 return; | |
2333 } | |
581 | 2334 } |
2335 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2336 if (downstream->write->active && !downstream->write->ready) { |
884 | 2337 ngx_add_timer(downstream->write, clcf->send_timeout); |
2338 | |
2339 } else if (downstream->write->timer_set) { | |
2340 ngx_del_timer(downstream->write); | |
581 | 2341 } |
2342 | |
2377
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*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2343 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
581 | 2344 ngx_http_upstream_finalize_request(r, u, 0); |
2345 return; | |
2346 } | |
2347 | |
1063
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Igor Sysoev <igor@sysoev.ru>
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1031
diff
changeset
|
2348 if (upstream->read->active && !upstream->read->ready) { |
884 | 2349 ngx_add_timer(upstream->read, u->conf->read_timeout); |
2350 | |
2351 } else if (upstream->read->timer_set) { | |
2352 ngx_del_timer(upstream->read); | |
581 | 2353 } |
2354 } | |
2355 | |
2356 | |
2357 static ngx_int_t | |
2358 ngx_http_upstream_non_buffered_filter_init(void *data) | |
2359 { | |
2360 return NGX_OK; | |
2361 } | |
2362 | |
2363 | |
2364 static ngx_int_t | |
2365 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
2366 { | |
2367 ngx_http_request_t *r = data; | |
2368 | |
2369 ngx_buf_t *b; | |
2370 ngx_chain_t *cl, **ll; | |
2371 ngx_http_upstream_t *u; | |
2372 | |
2373 u = r->upstream; | |
2374 | |
2375 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
2376 ll = &cl->next; | |
2377 } | |
2378 | |
2379 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
2380 if (cl == NULL) { | |
2381 return NGX_ERROR; | |
2382 } | |
2383 | |
2384 *ll = cl; | |
2385 | |
2386 cl->buf->flush = 1; | |
2387 cl->buf->memory = 1; | |
2388 | |
2389 b = &u->buffer; | |
2390 | |
2391 cl->buf->pos = b->last; | |
2392 b->last += bytes; | |
2393 cl->buf->last = b->last; | |
1908
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Igor Sysoev <igor@sysoev.ru>
parents:
1902
diff
changeset
|
2394 cl->buf->tag = u->output.tag; |
581 | 2395 |
2396 if (u->length == NGX_MAX_SIZE_T_VALUE) { | |
2397 return NGX_OK; | |
2398 } | |
2399 | |
2400 u->length -= bytes; | |
2401 | |
2402 return NGX_OK; | |
2403 } | |
2404 | |
2405 | |
2406 static void | |
509 | 2407 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
2408 { | |
2381
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|
2409 ngx_event_t *wev; |
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2410 ngx_connection_t *c; |
509 | 2411 ngx_event_pipe_t *p; |
479 | 2412 ngx_http_upstream_t *u; |
2413 | |
2381
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|
2414 c = r->connection; |
479 | 2415 u = r->upstream; |
581 | 2416 p = u->pipe; |
2381
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|
2417 wev = c->write; |
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fix r2378, run posted requests after upstream event handling
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2418 |
3d7a70173d77
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|
2419 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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fix r2378, run posted requests after upstream event handling
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2420 "http upstream process downstream"); |
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2421 |
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|
2422 c->log->action = "sending to client"; |
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2423 |
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|
2424 if (wev->timedout) { |
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fix r2378, run posted requests after upstream event handling
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2425 |
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|
2426 if (wev->delayed) { |
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fix r2378, run posted requests after upstream event handling
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|
2427 |
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|
2428 wev->timedout = 0; |
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fix r2378, run posted requests after upstream event handling
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2429 wev->delayed = 0; |
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2430 |
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diff
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|
2431 if (!wev->ready) { |
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fix r2378, run posted requests after upstream event handling
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2432 ngx_add_timer(wev, p->send_timeout); |
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2433 |
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diff
changeset
|
2434 if (ngx_handle_write_event(wev, p->send_lowat) != NGX_OK) { |
3d7a70173d77
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2435 ngx_http_upstream_finalize_request(r, u, 0); |
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|
2436 } |
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|
2437 |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2438 return; |
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fix r2378, run posted requests after upstream event handling
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diff
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|
2439 } |
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|
2440 |
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|
2441 if (ngx_event_pipe(p, wev->write) == NGX_ABORT) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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2442 |
3d7a70173d77
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changeset
|
2443 if (c->destroyed) { |
527 | 2444 return; |
2445 } | |
2446 | |
2381
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fix r2378, run posted requests after upstream event handling
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|
2447 ngx_http_upstream_finalize_request(r, u, 0); |
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fix r2378, run posted requests after upstream event handling
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diff
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|
2448 return; |
527 | 2449 } |
479 | 2450 |
2451 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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|
2452 p->downstream_error = 1; |
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|
2453 c->timedout = 1; |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2454 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
479 | 2455 } |
2456 | |
2457 } else { | |
2381
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|
2458 |
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Igor Sysoev <igor@sysoev.ru>
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|
2459 if (wev->delayed) { |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2460 |
527 | 2461 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2462 "http downstream delayed"); | |
2463 | |
2381
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|
2464 if (ngx_handle_write_event(wev, p->send_lowat) != NGX_OK) { |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
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2360
diff
changeset
|
2465 ngx_http_upstream_finalize_request(r, u, 0); |
527 | 2466 } |
2467 | |
2468 return; | |
2469 } | |
2470 | |
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2471 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
3d7a70173d77
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|
2472 |
3d7a70173d77
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diff
changeset
|
2473 if (c->destroyed) { |
583 | 2474 return; |
2475 } | |
2476 | |
479 | 2477 ngx_http_upstream_finalize_request(r, u, 0); |
2478 return; | |
2479 } | |
2480 } | |
577 | 2481 |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2482 ngx_http_upstream_process_request(r); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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|
2483 } |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2484 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2485 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2486 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2487 ngx_http_upstream_process_upstream(ngx_http_request_t *r, |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2488 ngx_http_upstream_t *u) |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2489 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2490 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2491 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2492 c = u->peer.connection; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2493 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2494 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2495 "http upstream process upstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2496 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2497 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2498 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2499 if (c->read->timedout) { |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2500 u->pipe->upstream_error = 1; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2501 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2502 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2503 } else { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2504 c = r->connection; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2505 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2506 if (ngx_event_pipe(u->pipe, 0) == NGX_ABORT) { |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2507 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2508 if (c->destroyed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2509 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2510 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2511 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2512 ngx_http_upstream_finalize_request(r, u, 0); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2513 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2514 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2515 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2516 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2517 ngx_http_upstream_process_request(r); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2518 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2519 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2520 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2521 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2522 ngx_http_upstream_process_request(ngx_http_request_t *r) |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2523 { |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2524 ngx_uint_t del; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2525 ngx_temp_file_t *tf; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2526 ngx_event_pipe_t *p; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2527 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2528 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2529 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2530 p = u->pipe; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2531 |
479 | 2532 if (u->peer.connection) { |
2533 | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2534 if (u->store) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2535 |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2536 del = p->upstream_error; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2537 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2538 tf = u->pipe->temp_file; |
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2539 |
2463 | 2540 if (p->upstream_eof || p->upstream_done) { |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2541 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2542 if (u->headers_in.status_n == NGX_HTTP_OK |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2543 && (u->headers_in.content_length_n == -1 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2544 || (u->headers_in.content_length_n == tf->offset))) |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2545 { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2546 ngx_http_upstream_store(r, u); |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2547 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2548 } else { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2549 del = 1; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2550 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2551 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2552 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2553 if (del && tf->file.fd != NGX_INVALID_FILE) { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2554 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2555 if (ngx_delete_file(tf->file.name.data) == NGX_FILE_ERROR) { |
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2556 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2557 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2558 ngx_delete_file_n " \"%s\" failed", |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2559 u->pipe->temp_file->file.name.data); |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2560 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2561 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2562 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2563 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2564 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2565 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2566 if (u->cacheable) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2567 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2568 if (p->upstream_done) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2569 ngx_http_file_cache_update(r, u->pipe->temp_file); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2570 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2571 } else if (p->upstream_eof) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2572 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2573 /* TODO: check length & update cache */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2574 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2575 ngx_http_file_cache_update(r, u->pipe->temp_file); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2576 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2577 } else if (p->upstream_error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2578 ngx_http_file_cache_free(r, u->pipe->temp_file); |
479 | 2579 } |
2580 } | |
2581 | |
2582 #endif | |
2583 | |
2584 if (p->upstream_done || p->upstream_eof || p->upstream_error) { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2585 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2586 "http upstream exit: %p", p->out); |
479 | 2587 #if 0 |
2588 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2589 #endif | |
2590 ngx_http_upstream_finalize_request(r, u, 0); | |
2591 return; | |
2592 } | |
2593 } | |
2594 | |
2595 if (p->downstream_error) { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2596 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2597 "http upstream downstream error"); |
479 | 2598 |
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2599 if (!u->cacheable && !u->store && u->peer.connection) { |
479 | 2600 ngx_http_upstream_finalize_request(r, u, 0); |
2601 } | |
2602 } | |
2603 } | |
2604 | |
2605 | |
487 | 2606 static void |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2607 ngx_http_upstream_store(ngx_http_request_t *r, ngx_http_upstream_t *u) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2608 { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2609 size_t root; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2610 time_t lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2611 ngx_str_t path; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2612 ngx_temp_file_t *tf; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2613 ngx_ext_rename_file_t ext; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2614 |
1777 | 2615 tf = u->pipe->temp_file; |
2616 | |
2617 if (tf->file.fd == NGX_INVALID_FILE) { | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2618 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2619 /* create file for empty 200 response */ |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2620 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2621 tf = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2622 if (tf == NULL) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2623 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2624 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2625 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2626 tf->file.fd = NGX_INVALID_FILE; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2627 tf->file.log = r->connection->log; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2628 tf->path = u->conf->temp_path; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2629 tf->pool = r->pool; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2630 tf->persistent = 1; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2631 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2632 if (ngx_create_temp_file(&tf->file, tf->path, tf->pool, |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2633 tf->persistent, tf->clean, tf->access) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2634 != NGX_OK) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2635 { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2636 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2637 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2638 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2639 u->pipe->temp_file = tf; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2640 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2641 |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2642 ext.access = u->conf->store_access; |
2394
dbe746851b31
use ngx_ext_rename_file() for single file MOVE
Igor Sysoev <igor@sysoev.ru>
parents:
2386
diff
changeset
|
2643 ext.path_access = u->conf->store_access; |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2644 ext.time = -1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2645 ext.create_path = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2646 ext.delete_file = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2647 ext.log = r->connection->log; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2648 |
1705 | 2649 if (u->headers_in.last_modified) { |
2650 | |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2651 lm = ngx_http_parse_time(u->headers_in.last_modified->value.data, |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2652 u->headers_in.last_modified->value.len); |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2653 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2654 if (lm != NGX_ERROR) { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2655 ext.time = lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2656 ext.fd = tf->file.fd; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2657 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2658 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2659 |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2660 if (u->conf->store_lengths == NULL) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2661 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2662 ngx_http_map_uri_to_path(r, &path, &root, 0); |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2663 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2664 } else { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2665 if (ngx_http_script_run(r, &path, u->conf->store_lengths->elts, 0, |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2666 u->conf->store_values->elts) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2667 == NULL) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2668 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2669 return; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2670 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2671 } |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2672 |
3248
8c76116820f3
merge r3024, r3025, r3028, r3033, r3034, r3035, r3036:
Igor Sysoev <igor@sysoev.ru>
parents:
3247
diff
changeset
|
2673 path.len--; |
8c76116820f3
merge r3024, r3025, r3028, r3033, r3034, r3035, r3036:
Igor Sysoev <igor@sysoev.ru>
parents:
3247
diff
changeset
|
2674 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2675 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2676 "upstream stores \"%s\" to \"%s\"", |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2677 tf->file.name.data, path.data); |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2678 |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2679 (void) ngx_ext_rename_file(&tf->file.name, &path, &ext); |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2680 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2681 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2682 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2683 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2684 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 2685 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2686 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 2687 "http upstream dummy handler"); |
2688 } | |
2689 | |
2690 | |
487 | 2691 static void |
2692 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
2693 ngx_uint_t ft_type) | |
479 | 2694 { |
884 | 2695 ngx_uint_t status, state; |
479 | 2696 |
2697 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
884 | 2698 "http next upstream, %xi", ft_type); |
479 | 2699 |
2700 #if 0 | |
2701 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2702 #endif | |
2703 | |
525 | 2704 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
884 | 2705 state = NGX_PEER_NEXT; |
525 | 2706 } else { |
884 | 2707 state = NGX_PEER_FAILED; |
479 | 2708 } |
525 | 2709 |
1378 | 2710 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
2711 u->peer.free(&u->peer, u->peer.data, state); | |
2712 } | |
525 | 2713 |
479 | 2714 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
2715 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
2716 "upstream timed out"); | |
2717 } | |
577 | 2718 |
479 | 2719 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
2720 status = 0; | |
2721 | |
2722 } else { | |
2723 switch(ft_type) { | |
2724 | |
2725 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
2726 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
2727 break; | |
2728 | |
2729 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
2730 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
2731 break; | |
2732 | |
2733 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
2734 status = NGX_HTTP_NOT_FOUND; | |
2735 break; | |
2736 | |
2737 /* | |
2738 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
2739 * never reach here | |
2740 */ | |
2741 | |
2742 default: | |
2743 status = NGX_HTTP_BAD_GATEWAY; | |
2744 } | |
2745 } | |
2746 | |
583 | 2747 if (r->connection->error) { |
479 | 2748 ngx_http_upstream_finalize_request(r, u, |
2749 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
2750 return; | |
2751 } | |
2752 | |
2753 if (status) { | |
2754 u->state->status = status; | |
2755 | |
525 | 2756 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
479 | 2757 |
2758 #if (NGX_HTTP_CACHE) | |
2759 | |
3092 | 2760 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
2761 && (u->conf->cache_use_stale & ft_type)) | |
2762 { | |
2805
60551422e150
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Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2763 ngx_int_t rc; |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2764 |
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Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2765 rc = u->reinit_request(r); |
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Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2766 |
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Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2767 if (rc == NGX_OK) { |
3092 | 2768 u->cache_status = NGX_HTTP_CACHE_STALE; |
2805
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Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2769 rc = ngx_http_upstream_cache_send(r, u); |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2770 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2771 |
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Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2772 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2773 return; |
2774 } | |
2775 #endif | |
2776 | |
2777 ngx_http_upstream_finalize_request(r, u, status); | |
2778 return; | |
2779 } | |
2780 } | |
2781 | |
2782 if (u->peer.connection) { | |
2783 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2784 "close http upstream connection: %d", | |
2785 u->peer.connection->fd); | |
577 | 2786 #if (NGX_HTTP_SSL) |
884 | 2787 |
577 | 2788 if (u->peer.connection->ssl) { |
884 | 2789 u->peer.connection->ssl->no_wait_shutdown = 1; |
2790 u->peer.connection->ssl->no_send_shutdown = 1; | |
2791 | |
2792 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2793 } |
2794 #endif | |
884 | 2795 |
479 | 2796 ngx_close_connection(u->peer.connection); |
2797 } | |
2798 | |
2799 #if 0 | |
2800 if (u->conf->busy_lock && !u->busy_locked) { | |
2801 ngx_http_upstream_busy_lock(p); | |
2802 return; | |
2803 } | |
2804 #endif | |
2805 | |
2806 ngx_http_upstream_connect(r, u); | |
2807 } | |
2808 | |
2809 | |
487 | 2810 static void |
569 | 2811 ngx_http_upstream_cleanup(void *data) |
2812 { | |
2813 ngx_http_request_t *r = data; | |
2814 | |
1705 | 2815 ngx_http_upstream_t *u; |
2816 | |
569 | 2817 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2818 "cleanup http upstream request: \"%V\"", &r->uri); | |
2819 | |
1705 | 2820 u = r->upstream; |
2821 | |
2822 if (u->resolved && u->resolved->ctx) { | |
2823 ngx_resolve_name_done(u->resolved->ctx); | |
1658 | 2824 } |
2825 | |
1705 | 2826 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
569 | 2827 } |
2828 | |
2829 | |
2830 static void | |
487 | 2831 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
2832 ngx_http_upstream_t *u, ngx_int_t rc) | |
479 | 2833 { |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2834 ngx_time_t *tp; |
563 | 2835 |
483 | 2836 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2837 "finalize http upstream request: %i", rc); | |
479 | 2838 |
2413 | 2839 if (u->cleanup) { |
2840 *u->cleanup = NULL; | |
3425
0189a8f4c7c3
merge r2990, r3324, r3384, r3419:
Igor Sysoev <igor@sysoev.ru>
parents:
3252
diff
changeset
|
2841 u->cleanup = NULL; |
2413 | 2842 } |
569 | 2843 |
1658 | 2844 if (u->state && u->state->response_sec) { |
563 | 2845 tp = ngx_timeofday(); |
889
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the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2846 u->state->response_sec = tp->sec - u->state->response_sec; |
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2847 u->state->response_msec = tp->msec - u->state->response_msec; |
2402 | 2848 |
2849 if (u->pipe) { | |
2850 u->state->response_length = u->pipe->read_length; | |
2851 } | |
563 | 2852 } |
2853 | |
479 | 2854 u->finalize_request(r, rc); |
2855 | |
1658 | 2856 if (u->peer.free) { |
2857 u->peer.free(&u->peer, u->peer.data, 0); | |
2858 } | |
884 | 2859 |
479 | 2860 if (u->peer.connection) { |
884 | 2861 |
577 | 2862 #if (NGX_HTTP_SSL) |
2863 | |
2864 /* TODO: do not shutdown persistent connection */ | |
2865 | |
2866 if (u->peer.connection->ssl) { | |
884 | 2867 |
2868 /* | |
2869 * We send the "close notify" shutdown alert to the upstream only | |
2870 * and do not wait its "close notify" shutdown alert. | |
2871 * It is acceptable according to the TLS standard. | |
2872 */ | |
2873 | |
2874 u->peer.connection->ssl->no_wait_shutdown = 1; | |
2875 | |
2876 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2877 } |
2878 #endif | |
884 | 2879 |
2880 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2881 "close http upstream connection: %d", | |
2882 u->peer.connection->fd); | |
2883 | |
479 | 2884 ngx_close_connection(u->peer.connection); |
2885 } | |
2886 | |
483 | 2887 u->peer.connection = NULL; |
2888 | |
581 | 2889 if (u->pipe && u->pipe->temp_file) { |
479 | 2890 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2891 "http upstream temp fd: %d", | |
581 | 2892 u->pipe->temp_file->file.fd); |
479 | 2893 } |
2894 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2895 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
2896 |
3245 | 2897 if (u->cacheable && r->cache) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2898 time_t valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2899 |
479 | 2900 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2901 "http upstream cache fd: %d", |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2902 r->cache->file.fd); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2903 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2904 if (rc == NGX_HTTP_BAD_GATEWAY || rc == NGX_HTTP_GATEWAY_TIME_OUT) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2905 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2906 valid = ngx_http_file_cache_valid(u->conf->cache_valid, rc); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2907 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2908 if (valid) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2909 r->cache->valid_sec = ngx_time() + valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2910 r->cache->error = rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2911 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2912 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2913 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2914 ngx_http_file_cache_free(r, u->pipe->temp_file); |
479 | 2915 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2916 |
479 | 2917 #endif |
2918 | |
2692 | 2919 if (u->header_sent |
2920 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2921 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2922 rc = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2923 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2924 |
515 | 2925 if (rc == NGX_DECLINED) { |
2926 return; | |
2927 } | |
2928 | |
483 | 2929 r->connection->log->action = "sending to client"; |
2930 | |
3239
8254055b6693
merge r2972, r2994, r3133, r3142, r3143, r3174, r3175, r3176:
Igor Sysoev <igor@sysoev.ru>
parents:
3237
diff
changeset
|
2931 if (rc == 0) { |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2932 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
479 | 2933 } |
2934 | |
2935 ngx_http_finalize_request(r, rc); | |
2936 } | |
2937 | |
2938 | |
509 | 2939 static ngx_int_t |
2940 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
2941 ngx_uint_t offset) | |
577 | 2942 { |
509 | 2943 ngx_table_elt_t **ph; |
577 | 2944 |
509 | 2945 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
2946 | |
2947 if (*ph == NULL) { | |
2948 *ph = h; | |
2949 } | |
2950 | |
2951 return NGX_OK; | |
2952 } | |
2953 | |
2954 | |
2955 static ngx_int_t | |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2956 ngx_http_upstream_ignore_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2957 ngx_uint_t offset) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2958 { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2959 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2960 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2961 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2962 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2963 static ngx_int_t |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2964 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 2965 ngx_table_elt_t *h, ngx_uint_t offset) |
2966 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2967 ngx_array_t *pa; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2968 ngx_table_elt_t **ph; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2969 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2970 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2971 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2972 pa = &u->headers_in.cache_control; |
509 | 2973 |
2974 if (pa->elts == NULL) { | |
2975 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
2976 { | |
2977 return NGX_ERROR; | |
2978 } | |
2979 } | |
2980 | |
2981 ph = ngx_array_push(pa); | |
2982 if (ph == NULL) { | |
2983 return NGX_ERROR; | |
2984 } | |
2985 | |
2986 *ph = h; | |
2987 | |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2988 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2989 { |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2990 u_char *p, *last; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2991 ngx_int_t n; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2992 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2993 if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL) { |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2994 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2995 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2996 |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2997 if (r->cache == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2998 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2999 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3000 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3001 if (r->cache->valid_sec != 0) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3002 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3003 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3004 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3005 last = h->value.data + h->value.len; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3006 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3007 if (ngx_strlcasestrn(h->value.data, last, (u_char *) "no-cache", 8 - 1) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3008 != NULL) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3009 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3010 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3011 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3012 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3013 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3014 p = ngx_strlcasestrn(h->value.data, last, (u_char *) "max-age=", 8 - 1); |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3015 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3016 if (p == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3017 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3018 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3019 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3020 n = 0; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3021 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3022 for (p += 8; p < last; p++) { |
3439
3354dfba9da4
merge r3137, r3198, r3199, r3353, r3370, r3371, r3398, r3399:
Igor Sysoev <igor@sysoev.ru>
parents:
3425
diff
changeset
|
3023 if (*p == ',' || *p == ';' || *p == ' ') { |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3024 break; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3025 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3026 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3027 if (*p >= '0' && *p <= '9') { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3028 n = n * 10 + *p - '0'; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3029 continue; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3030 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3031 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3032 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3033 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3034 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3035 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3036 if (n == 0) { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3037 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3038 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3039 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3040 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3041 r->cache->valid_sec = ngx_time() + n; |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3042 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3043 #endif |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3044 |
509 | 3045 return NGX_OK; |
3046 } | |
3047 | |
3048 | |
3049 static ngx_int_t | |
2666 | 3050 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
3051 ngx_uint_t offset) | |
3052 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3053 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3054 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3055 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3056 u->headers_in.expires = h; |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3057 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3058 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3059 { |
2666 | 3060 time_t expires; |
3061 | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3062 if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_EXPIRES) { |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3063 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3064 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3065 |
2666 | 3066 if (r->cache == NULL) { |
3067 return NGX_OK; | |
3068 } | |
3069 | |
3070 if (r->cache->valid_sec != 0) { | |
3071 return NGX_OK; | |
3072 } | |
3073 | |
3074 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
3075 | |
3076 if (expires == NGX_ERROR || expires < ngx_time()) { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3077 u->cacheable = 0; |
2666 | 3078 return NGX_OK; |
3079 } | |
3080 | |
3081 r->cache->valid_sec = expires; | |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3082 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3083 #endif |
2666 | 3084 |
3085 return NGX_OK; | |
3086 } | |
3087 | |
3088 | |
3089 static ngx_int_t | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3090 ngx_http_upstream_process_accel_expires(ngx_http_request_t *r, |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3091 ngx_table_elt_t *h, ngx_uint_t offset) |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3092 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3093 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3094 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3095 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3096 u->headers_in.x_accel_expires = h; |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3097 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3098 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3099 { |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3100 u_char *p; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3101 size_t len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3102 ngx_int_t n; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3103 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3104 if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES) { |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3105 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3106 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3107 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3108 if (r->cache == NULL) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3109 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3110 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3111 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3112 len = h->value.len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3113 p = h->value.data; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3114 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3115 if (p[0] != '@') { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3116 n = ngx_atoi(p, len); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3117 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3118 switch (n) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3119 case 0: |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3120 u->cacheable = 0; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3121 case NGX_ERROR: |
2667 | 3122 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3123 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3124 default: |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3125 r->cache->valid_sec = ngx_time() + n; |
2667 | 3126 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3127 } |
2667 | 3128 } |
3129 | |
3130 p++; | |
3131 len--; | |
3132 | |
3133 n = ngx_atoi(p, len); | |
3134 | |
3135 if (n != NGX_ERROR) { | |
3136 r->cache->valid_sec = n; | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3137 } |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3138 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3139 #endif |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3140 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3141 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3142 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3143 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3144 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3145 static ngx_int_t |
527 | 3146 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
3147 ngx_uint_t offset) | |
577 | 3148 { |
527 | 3149 ngx_int_t n; |
3150 | |
3151 r->upstream->headers_in.x_accel_limit_rate = h; | |
3152 | |
3153 n = ngx_atoi(h->value.data, h->value.len); | |
3154 | |
3155 if (n != NGX_ERROR) { | |
3156 r->limit_rate = (size_t) n; | |
3157 } | |
3158 | |
3159 return NGX_OK; | |
3160 } | |
3161 | |
3162 | |
3163 static ngx_int_t | |
649 | 3164 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
3165 ngx_uint_t offset) | |
3166 { | |
3167 u_char c0, c1, c2; | |
3168 | |
3169 if (r->upstream->conf->change_buffering) { | |
3170 | |
3171 if (h->value.len == 2) { | |
3172 c0 = ngx_tolower(h->value.data[0]); | |
3173 c1 = ngx_tolower(h->value.data[1]); | |
3174 | |
3175 if (c0 == 'n' && c1 == 'o') { | |
3176 r->upstream->buffering = 0; | |
3177 } | |
3178 | |
3179 } else if (h->value.len == 3) { | |
3180 c0 = ngx_tolower(h->value.data[0]); | |
3181 c1 = ngx_tolower(h->value.data[1]); | |
3182 c2 = ngx_tolower(h->value.data[2]); | |
3183 | |
3184 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
3185 r->upstream->buffering = 1; | |
3186 } | |
3187 } | |
3188 } | |
3189 | |
3190 return NGX_OK; | |
3191 } | |
3192 | |
3193 | |
3194 static ngx_int_t | |
657 | 3195 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
3196 ngx_uint_t offset) | |
3197 { | |
3198 r->headers_out.override_charset = &h->value; | |
3199 | |
3200 return NGX_OK; | |
3201 } | |
3202 | |
3203 | |
3204 static ngx_int_t | |
509 | 3205 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
3206 ngx_uint_t offset) | |
3207 { | |
573 | 3208 ngx_table_elt_t *ho, **ph; |
509 | 3209 |
3210 ho = ngx_list_push(&r->headers_out.headers); | |
3211 if (ho == NULL) { | |
3212 return NGX_ERROR; | |
3213 } | |
3214 | |
3215 *ho = *h; | |
3216 | |
573 | 3217 if (offset) { |
3218 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
3219 *ph = ho; | |
3220 } | |
3221 | |
509 | 3222 return NGX_OK; |
3223 } | |
3224 | |
3225 | |
3226 static ngx_int_t | |
3227 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
3228 ngx_table_elt_t *h, ngx_uint_t offset) | |
3229 { | |
3230 ngx_array_t *pa; | |
3231 ngx_table_elt_t *ho, **ph; | |
3232 | |
3233 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
3234 | |
3235 if (pa->elts == NULL) { | |
3236 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3237 { | |
3238 return NGX_ERROR; | |
3239 } | |
3240 } | |
3241 | |
3242 ph = ngx_array_push(pa); | |
3243 if (ph == NULL) { | |
3244 return NGX_ERROR; | |
3245 } | |
3246 | |
3247 ho = ngx_list_push(&r->headers_out.headers); | |
3248 if (ho == NULL) { | |
3249 return NGX_ERROR; | |
3250 } | |
3251 | |
3252 *ho = *h; | |
3253 *ph = ho; | |
3254 | |
3255 return NGX_OK; | |
3256 } | |
3257 | |
3258 | |
3259 static ngx_int_t | |
3260 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3261 ngx_uint_t offset) | |
3262 { | |
657 | 3263 u_char *p, *last; |
3264 | |
3265 r->headers_out.content_type_len = h->value.len; | |
509 | 3266 r->headers_out.content_type = h->value; |
2882
896db5a09bd2
reset content_type hash value, this fixes a bug when XSLT responses
Igor Sysoev <igor@sysoev.ru>
parents:
2875
diff
changeset
|
3267 r->headers_out.content_type_lowcase = NULL; |
509 | 3268 |
657 | 3269 for (p = h->value.data; *p; p++) { |
3270 | |
3271 if (*p != ';') { | |
3272 continue; | |
3273 } | |
3274 | |
3275 last = p; | |
3276 | |
3277 while (*++p == ' ') { /* void */ } | |
3278 | |
1968 | 3279 if (*p == '\0') { |
3280 return NGX_OK; | |
3281 } | |
3282 | |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3283 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
657 | 3284 continue; |
3285 } | |
3286 | |
3287 p += 8; | |
3288 | |
3289 r->headers_out.content_type_len = last - h->value.data; | |
3290 | |
2244 | 3291 if (*p == '"') { |
3292 p++; | |
3293 } | |
3294 | |
3295 last = h->value.data + h->value.len; | |
3296 | |
3297 if (*(last - 1) == '"') { | |
3298 last--; | |
3299 } | |
3300 | |
3301 r->headers_out.charset.len = last - p; | |
657 | 3302 r->headers_out.charset.data = p; |
1143
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3303 |
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3304 return NGX_OK; |
657 | 3305 } |
3306 | |
509 | 3307 return NGX_OK; |
3308 } | |
3309 | |
3310 | |
3311 static ngx_int_t | |
3312 ngx_http_upstream_copy_content_length(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3313 ngx_uint_t offset) | |
3314 { | |
3315 ngx_table_elt_t *ho; | |
3316 | |
3317 ho = ngx_list_push(&r->headers_out.headers); | |
3318 if (ho == NULL) { | |
3319 return NGX_ERROR; | |
3320 } | |
3321 | |
3322 *ho = *h; | |
3323 | |
3324 r->headers_out.content_length = ho; | |
3325 r->headers_out.content_length_n = ngx_atoof(h->value.data, h->value.len); | |
3326 | |
3327 return NGX_OK; | |
3328 } | |
3329 | |
3330 | |
3331 static ngx_int_t | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3332 ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, ngx_table_elt_t *h, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3333 ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3334 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3335 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3336 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
3337 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3338 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3339 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3340 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3341 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3342 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3343 |
3246 | 3344 r->headers_out.last_modified = ho; |
3345 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3346 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3347 |
3092 | 3348 if (r->upstream->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3349 r->headers_out.last_modified_time = ngx_http_parse_time(h->value.data, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3350 h->value.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3351 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3352 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3353 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3354 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3355 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3356 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3357 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3358 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3359 static ngx_int_t |
509 | 3360 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
3361 ngx_uint_t offset) | |
3362 { | |
3363 ngx_int_t rc; | |
3364 ngx_table_elt_t *ho; | |
3365 | |
3366 ho = ngx_list_push(&r->headers_out.headers); | |
3367 if (ho == NULL) { | |
3368 return NGX_ERROR; | |
3369 } | |
3370 | |
3371 *ho = *h; | |
3372 | |
3373 if (r->upstream->rewrite_redirect) { | |
3374 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
3375 | |
529 | 3376 if (rc == NGX_DECLINED) { |
3377 return NGX_OK; | |
3378 } | |
3379 | |
509 | 3380 if (rc == NGX_OK) { |
3381 r->headers_out.location = ho; | |
3382 | |
3383 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
3384 "rewritten location: \"%V\"", &ho->value); | |
3385 } | |
3386 | |
3387 return rc; | |
3388 } | |
3389 | |
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3390 if (ho->value.data[0] != '/') { |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3391 r->headers_out.location = ho; |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3392 } |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3393 |
509 | 3394 /* |
3395 * we do not set r->headers_out.location here to avoid the handling | |
3396 * the local redirects without a host name by ngx_http_header_filter() | |
3397 */ | |
3398 | |
3399 return NGX_OK; | |
3400 } | |
3401 | |
3402 | |
3403 static ngx_int_t | |
3404 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3405 ngx_uint_t offset) | |
3406 { | |
3407 u_char *p; | |
3408 ngx_int_t rc; | |
3409 ngx_table_elt_t *ho; | |
3410 | |
3411 ho = ngx_list_push(&r->headers_out.headers); | |
3412 if (ho == NULL) { | |
3413 return NGX_ERROR; | |
3414 } | |
3415 | |
3416 *ho = *h; | |
3417 | |
3418 if (r->upstream->rewrite_redirect) { | |
3419 | |
1549 | 3420 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
509 | 3421 |
3422 if (p) { | |
3423 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
3424 | |
3425 } else { | |
3426 return NGX_OK; | |
3427 } | |
3428 | |
529 | 3429 if (rc == NGX_DECLINED) { |
3430 return NGX_OK; | |
3431 } | |
3432 | |
509 | 3433 if (rc == NGX_OK) { |
1654 | 3434 r->headers_out.refresh = ho; |
3435 | |
509 | 3436 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3437 "rewritten refresh: \"%V\"", &ho->value); | |
3438 } | |
3439 | |
3440 return rc; | |
3441 } | |
3442 | |
1654 | 3443 r->headers_out.refresh = ho; |
3444 | |
509 | 3445 return NGX_OK; |
3446 } | |
3447 | |
3448 | |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3449 static ngx_int_t |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3450 ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3451 ngx_table_elt_t *h, ngx_uint_t offset) |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3452 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3453 ngx_table_elt_t *ho; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
3454 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3455 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
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diff
changeset
|
3456 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
3457 if (r->cached) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3458 r->allow_ranges = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3459 return NGX_OK; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3460 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
3461 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3462 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
3463 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
3464 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
3465 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3466 if (ho == NULL) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3467 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3468 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
3469 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
3470 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3471 |
3246 | 3472 r->headers_out.accept_ranges = ho; |
3473 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3474 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3475 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3476 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3477 |
509 | 3478 #if (NGX_HTTP_GZIP) |
3479 | |
3480 static ngx_int_t | |
3481 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
3482 ngx_table_elt_t *h, ngx_uint_t offset) | |
3483 { | |
3484 ngx_table_elt_t *ho; | |
3485 | |
3486 ho = ngx_list_push(&r->headers_out.headers); | |
3487 if (ho == NULL) { | |
3488 return NGX_ERROR; | |
3489 } | |
3490 | |
3491 *ho = *h; | |
3492 | |
3493 r->headers_out.content_encoding = ho; | |
3494 | |
3495 return NGX_OK; | |
3496 } | |
3497 | |
3498 #endif | |
3499 | |
3500 | |
487 | 3501 static ngx_int_t |
573 | 3502 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
479 | 3503 { |
880 | 3504 ngx_http_variable_t *var, *v; |
479 | 3505 |
573 | 3506 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
3507 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
3508 if (var == NULL) { | |
3509 return NGX_ERROR; | |
3510 } | |
3511 | |
637 | 3512 var->get_handler = v->get_handler; |
573 | 3513 var->data = v->data; |
3514 } | |
3515 | |
479 | 3516 return NGX_OK; |
3517 } | |
509 | 3518 |
3519 | |
573 | 3520 static ngx_int_t |
1181 | 3521 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
3522 ngx_http_variable_value_t *v, uintptr_t data) | |
3523 { | |
3524 u_char *p; | |
3525 size_t len; | |
3526 ngx_uint_t i; | |
3527 ngx_http_upstream_state_t *state; | |
3528 | |
3529 v->valid = 1; | |
1565 | 3530 v->no_cacheable = 0; |
1181 | 3531 v->not_found = 0; |
3532 | |
3533 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3534 v->not_found = 1; | |
3535 return NGX_OK; | |
3536 } | |
3537 | |
3538 len = 0; | |
3539 state = r->upstream_states->elts; | |
3540 | |
3541 for (i = 0; i < r->upstream_states->nelts; i++) { | |
3542 if (state[i].peer) { | |
3543 len += state[i].peer->len + 2; | |
3544 | |
3545 } else { | |
3546 len += 3; | |
3547 } | |
3548 } | |
3549 | |
2049 | 3550 p = ngx_pnalloc(r->pool, len); |
1181 | 3551 if (p == NULL) { |
3552 return NGX_ERROR; | |
3553 } | |
3554 | |
3555 v->data = p; | |
3556 | |
3557 i = 0; | |
3558 | |
3559 for ( ;; ) { | |
3560 if (state[i].peer) { | |
3561 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
3562 } | |
3563 | |
3564 if (++i == r->upstream_states->nelts) { | |
3565 break; | |
3566 } | |
3567 | |
3568 if (state[i].peer) { | |
3569 *p++ = ','; | |
3570 *p++ = ' '; | |
3571 | |
3572 } else { | |
3573 *p++ = ' '; | |
3574 *p++ = ':'; | |
3575 *p++ = ' '; | |
3576 | |
3577 if (++i == r->upstream_states->nelts) { | |
3578 break; | |
3579 } | |
3580 | |
3581 continue; | |
3582 } | |
3583 } | |
3584 | |
3585 v->len = p - v->data; | |
3586 | |
3587 return NGX_OK; | |
3588 } | |
3589 | |
3590 | |
3591 static ngx_int_t | |
573 | 3592 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
3593 ngx_http_variable_value_t *v, uintptr_t data) | |
3594 { | |
3595 u_char *p; | |
3596 size_t len; | |
3597 ngx_uint_t i; | |
3598 ngx_http_upstream_state_t *state; | |
3599 | |
3600 v->valid = 1; | |
1565 | 3601 v->no_cacheable = 0; |
573 | 3602 v->not_found = 0; |
3603 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3604 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3605 v->not_found = 1; |
3606 return NGX_OK; | |
3607 } | |
3608 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3609 len = r->upstream_states->nelts * (3 + 2); |
573 | 3610 |
2049 | 3611 p = ngx_pnalloc(r->pool, len); |
573 | 3612 if (p == NULL) { |
3613 return NGX_ERROR; | |
3614 } | |
3615 | |
3616 v->data = p; | |
3617 | |
3618 i = 0; | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3619 state = r->upstream_states->elts; |
573 | 3620 |
3621 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3622 if (state[i].status) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3623 p = ngx_sprintf(p, "%ui", state[i].status); |
573 | 3624 |
3625 } else { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3626 *p++ = '-'; |
573 | 3627 } |
3628 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3629 if (++i == r->upstream_states->nelts) { |
573 | 3630 break; |
3631 } | |
3632 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3633 if (state[i].peer) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3634 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3635 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3636 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3637 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3638 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3639 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3640 *p++ = ' '; |
4d0d12446c3b
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diff
changeset
|
3641 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
3642 if (++i == r->upstream_states->nelts) { |
4d0d12446c3b
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
3643 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
3644 } |
4d0d12446c3b
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diff
changeset
|
3645 |
4d0d12446c3b
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diff
changeset
|
3646 continue; |
4d0d12446c3b
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diff
changeset
|
3647 } |
573 | 3648 } |
3649 | |
3650 v->len = p - v->data; | |
3651 | |
3652 return NGX_OK; | |
3653 } | |
3654 | |
3655 | |
3656 static ngx_int_t | |
3657 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
3658 ngx_http_variable_value_t *v, uintptr_t data) | |
3659 { | |
3660 u_char *p; | |
3661 size_t len; | |
3662 ngx_uint_t i; | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
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888
diff
changeset
|
3663 ngx_msec_int_t ms; |
573 | 3664 ngx_http_upstream_state_t *state; |
3665 | |
3666 v->valid = 1; | |
1565 | 3667 v->no_cacheable = 0; |
573 | 3668 v->not_found = 0; |
3669 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3670 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3671 v->not_found = 1; |
3672 return NGX_OK; | |
3673 } | |
3674 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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1166
diff
changeset
|
3675 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
573 | 3676 |
2049 | 3677 p = ngx_pnalloc(r->pool, len); |
573 | 3678 if (p == NULL) { |
3679 return NGX_ERROR; | |
3680 } | |
3681 | |
3682 v->data = p; | |
3683 | |
3684 i = 0; | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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1166
diff
changeset
|
3685 state = r->upstream_states->elts; |
573 | 3686 |
3687 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
3688 if (state[i].status) { |
1640 | 3689 ms = (ngx_msec_int_t) |
3690 (state[i].response_sec * 1000 + state[i].response_msec); | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
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888
diff
changeset
|
3691 ms = (ms >= 0) ? ms : 0; |
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3692 p = ngx_sprintf(p, "%d.%03d", ms / 1000, ms % 1000); |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
3693 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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1166
diff
changeset
|
3694 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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1166
diff
changeset
|
3695 *p++ = '-'; |
573 | 3696 } |
3697 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3698 if (++i == r->upstream_states->nelts) { |
573 | 3699 break; |
3700 } | |
3701 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3702 if (state[i].peer) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3703 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3704 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3705 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3706 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3707 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3708 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3709 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3710 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3711 if (++i == r->upstream_states->nelts) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3712 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3713 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3714 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3715 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3716 } |
573 | 3717 } |
3718 | |
3719 v->len = p - v->data; | |
3720 | |
3721 return NGX_OK; | |
3722 } | |
3723 | |
3724 | |
2402 | 3725 static ngx_int_t |
3726 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
3727 ngx_http_variable_value_t *v, uintptr_t data) | |
3728 { | |
3729 u_char *p; | |
3730 size_t len; | |
3731 ngx_uint_t i; | |
3732 ngx_http_upstream_state_t *state; | |
3733 | |
3734 v->valid = 1; | |
3735 v->no_cacheable = 0; | |
3736 v->not_found = 0; | |
3737 | |
3738 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3739 v->not_found = 1; | |
3740 return NGX_OK; | |
3741 } | |
3742 | |
3743 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
3744 | |
3745 p = ngx_pnalloc(r->pool, len); | |
3746 if (p == NULL) { | |
3747 return NGX_ERROR; | |
3748 } | |
3749 | |
3750 v->data = p; | |
3751 | |
3752 i = 0; | |
3753 state = r->upstream_states->elts; | |
3754 | |
3755 for ( ;; ) { | |
3756 p = ngx_sprintf(p, "%O", state[i].response_length); | |
3757 | |
3758 if (++i == r->upstream_states->nelts) { | |
3759 break; | |
3760 } | |
3761 | |
3762 if (state[i].peer) { | |
3763 *p++ = ','; | |
3764 *p++ = ' '; | |
3765 | |
3766 } else { | |
3767 *p++ = ' '; | |
3768 *p++ = ':'; | |
3769 *p++ = ' '; | |
3770 | |
3771 if (++i == r->upstream_states->nelts) { | |
3772 break; | |
3773 } | |
3774 | |
3775 continue; | |
3776 } | |
3777 } | |
3778 | |
3779 v->len = p - v->data; | |
3780 | |
3781 return NGX_OK; | |
3782 } | |
3783 | |
3784 | |
1162 | 3785 ngx_int_t |
3786 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
3787 ngx_http_variable_value_t *v, uintptr_t data) | |
3788 { | |
3789 if (r->upstream == NULL) { | |
3790 v->not_found = 1; | |
3791 return NGX_OK; | |
3792 } | |
3793 | |
3794 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
3795 &r->upstream->headers_in.headers.part, | |
3796 sizeof("upstream_http_") - 1); | |
3797 } | |
3798 | |
3799 | |
3092 | 3800 #if (NGX_HTTP_CACHE) |
3801 | |
3802 ngx_int_t | |
3803 ngx_http_upstream_cache_status(ngx_http_request_t *r, | |
3804 ngx_http_variable_value_t *v, uintptr_t data) | |
3805 { | |
3806 ngx_uint_t n; | |
3807 | |
3808 if (r->upstream == NULL || r->upstream->cache_status == 0) { | |
3809 v->not_found = 1; | |
3810 return NGX_OK; | |
3811 } | |
3812 | |
3813 n = r->upstream->cache_status - 1; | |
3814 | |
3815 v->valid = 1; | |
3816 v->no_cacheable = 0; | |
3817 v->not_found = 0; | |
3818 v->len = ngx_http_cache_status[n].len; | |
3819 v->data = ngx_http_cache_status[n].data; | |
3820 | |
3821 return NGX_OK; | |
3822 } | |
3823 | |
3824 #endif | |
3825 | |
3826 | |
651 | 3827 static char * |
3828 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
3829 { | |
884 | 3830 char *rv; |
3831 void *mconf; | |
3832 ngx_str_t *value; | |
3833 ngx_url_t u; | |
3834 ngx_uint_t m; | |
3835 ngx_conf_t pcf; | |
3836 ngx_http_module_t *module; | |
3837 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
3838 ngx_http_upstream_srv_conf_t *uscf; | |
3839 | |
3840 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3841 | |
3842 value = cf->args->elts; | |
3843 u.host = value[1]; | |
3844 u.no_resolve = 1; | |
3845 | |
3846 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
3847 |NGX_HTTP_UPSTREAM_WEIGHT | |
3848 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
3849 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
3850 |NGX_HTTP_UPSTREAM_DOWN | |
3851 |NGX_HTTP_UPSTREAM_BACKUP); | |
3852 if (uscf == NULL) { | |
3853 return NGX_CONF_ERROR; | |
3854 } | |
3855 | |
651 | 3856 |
3857 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
3858 if (ctx == NULL) { | |
3859 return NGX_CONF_ERROR; | |
3860 } | |
3861 | |
884 | 3862 http_ctx = cf->ctx; |
3863 ctx->main_conf = http_ctx->main_conf; | |
651 | 3864 |
3865 /* the upstream{}'s srv_conf */ | |
3866 | |
3867 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3868 if (ctx->srv_conf == NULL) { | |
3869 return NGX_CONF_ERROR; | |
3870 } | |
3871 | |
3872 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
3873 | |
884 | 3874 uscf->srv_conf = ctx->srv_conf; |
3875 | |
651 | 3876 |
3877 /* the upstream{}'s loc_conf */ | |
3878 | |
3879 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3880 if (ctx->loc_conf == NULL) { | |
3881 return NGX_CONF_ERROR; | |
3882 } | |
3883 | |
3884 for (m = 0; ngx_modules[m]; m++) { | |
3885 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
3886 continue; | |
3887 } | |
3888 | |
3889 module = ngx_modules[m]->ctx; | |
3890 | |
884 | 3891 if (module->create_srv_conf) { |
3892 mconf = module->create_srv_conf(cf); | |
3893 if (mconf == NULL) { | |
3894 return NGX_CONF_ERROR; | |
3895 } | |
3896 | |
3897 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
3898 } | |
3899 | |
651 | 3900 if (module->create_loc_conf) { |
3901 mconf = module->create_loc_conf(cf); | |
3902 if (mconf == NULL) { | |
3903 return NGX_CONF_ERROR; | |
3904 } | |
3905 | |
3906 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
3907 } | |
3908 } | |
3909 | |
3910 | |
3911 /* parse inside upstream{} */ | |
3912 | |
3913 pcf = *cf; | |
3914 cf->ctx = ctx; | |
3915 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
3916 | |
3917 rv = ngx_conf_parse(cf, NULL); | |
3918 | |
3919 *cf = pcf; | |
3920 | |
3921 if (rv != NGX_CONF_OK) { | |
3922 return rv; | |
3923 } | |
3924 | |
3925 if (uscf->servers == NULL) { | |
3926 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
3927 "no servers are inside upstream"); | |
3928 return NGX_CONF_ERROR; | |
3929 } | |
3930 | |
3931 return rv; | |
3932 } | |
3933 | |
3934 | |
3935 static char * | |
3936 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
3937 { | |
3938 ngx_http_upstream_srv_conf_t *uscf = conf; | |
3939 | |
884 | 3940 time_t fail_timeout; |
3941 ngx_str_t *value, s; | |
3942 ngx_url_t u; | |
3943 ngx_int_t weight, max_fails; | |
3944 ngx_uint_t i; | |
3945 ngx_http_upstream_server_t *us; | |
651 | 3946 |
3947 if (uscf->servers == NULL) { | |
884 | 3948 uscf->servers = ngx_array_create(cf->pool, 4, |
3949 sizeof(ngx_http_upstream_server_t)); | |
651 | 3950 if (uscf->servers == NULL) { |
3951 return NGX_CONF_ERROR; | |
3952 } | |
3953 } | |
3954 | |
884 | 3955 us = ngx_array_push(uscf->servers); |
3956 if (us == NULL) { | |
651 | 3957 return NGX_CONF_ERROR; |
3958 } | |
3959 | |
884 | 3960 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
3961 | |
651 | 3962 value = cf->args->elts; |
3963 | |
3964 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3965 | |
3966 u.url = value[1]; | |
906 | 3967 u.default_port = 80; |
651 | 3968 |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
3969 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
651 | 3970 if (u.err) { |
3971 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
3972 "%s in upstream \"%V\"", u.err, &u.url); | |
3973 } | |
3974 | |
3975 return NGX_CONF_ERROR; | |
3976 } | |
3977 | |
663 | 3978 weight = 1; |
884 | 3979 max_fails = 1; |
3980 fail_timeout = 10; | |
3981 | |
3982 for (i = 2; i < cf->args->nelts; i++) { | |
3983 | |
3984 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
3985 | |
3986 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
3987 goto invalid; | |
3988 } | |
3989 | |
3990 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
663 | 3991 |
3992 if (weight == NGX_ERROR || weight == 0) { | |
3993 goto invalid; | |
3994 } | |
3995 | |
884 | 3996 continue; |
3997 } | |
3998 | |
3999 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
4000 | |
4001 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
4002 goto invalid; | |
4003 } | |
4004 | |
4005 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
4006 | |
4007 if (max_fails == NGX_ERROR) { | |
4008 goto invalid; | |
4009 } | |
4010 | |
4011 continue; | |
663 | 4012 } |
884 | 4013 |
4014 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
4015 | |
4016 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
4017 goto invalid; | |
4018 } | |
4019 | |
4020 s.len = value[i].len - 13; | |
4021 s.data = &value[i].data[13]; | |
4022 | |
4023 fail_timeout = ngx_parse_time(&s, 1); | |
4024 | |
1973 | 4025 if (fail_timeout == NGX_ERROR) { |
884 | 4026 goto invalid; |
4027 } | |
4028 | |
4029 continue; | |
4030 } | |
4031 | |
1378 | 4032 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
4033 | |
4034 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
4035 goto invalid; | |
4036 } | |
4037 | |
4038 us->backup = 1; | |
4039 | |
4040 continue; | |
4041 } | |
4042 | |
884 | 4043 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
4044 | |
4045 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
4046 goto invalid; | |
4047 } | |
4048 | |
4049 us->down = 1; | |
4050 | |
4051 continue; | |
4052 } | |
4053 | |
4054 goto invalid; | |
663 | 4055 } |
4056 | |
884 | 4057 us->addrs = u.addrs; |
4058 us->naddrs = u.naddrs; | |
4059 us->weight = weight; | |
4060 us->max_fails = max_fails; | |
4061 us->fail_timeout = fail_timeout; | |
651 | 4062 |
4063 return NGX_CONF_OK; | |
663 | 4064 |
4065 invalid: | |
4066 | |
884 | 4067 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4068 "invalid parameter \"%V\"", &value[i]); | |
663 | 4069 |
4070 return NGX_CONF_ERROR; | |
651 | 4071 } |
4072 | |
4073 | |
4074 ngx_http_upstream_srv_conf_t * | |
884 | 4075 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
651 | 4076 { |
4077 ngx_uint_t i; | |
884 | 4078 ngx_http_upstream_server_t *us; |
651 | 4079 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
4080 ngx_http_upstream_main_conf_t *umcf; | |
4081 | |
884 | 4082 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
4083 | |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4084 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
651 | 4085 if (u->err) { |
4086 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4087 "%s in upstream \"%V\"", u->err, &u->url); | |
4088 } | |
4089 | |
4090 return NULL; | |
4091 } | |
4092 } | |
4093 | |
4094 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
4095 | |
4096 uscfp = umcf->upstreams.elts; | |
4097 | |
4098 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
906 | 4099 |
4100 if (uscfp[i]->host.len != u->host.len | |
884 | 4101 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
4102 != 0) | |
4103 { | |
651 | 4104 continue; |
4105 } | |
4106 | |
884 | 4107 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
4108 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
651 | 4109 { |
884 | 4110 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4111 "duplicate upstream \"%V\"", &u->host); | |
4112 return NULL; | |
651 | 4113 } |
884 | 4114 |
906 | 4115 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
884 | 4116 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
906 | 4117 "upstream \"%V\" may not have port %d", |
4118 &u->host, u->port); | |
4119 return NULL; | |
4120 } | |
4121 | |
4122 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
4123 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
4124 "upstream \"%V\" may not have port %d in %s:%ui", | |
4125 &u->host, uscfp[i]->port, | |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4126 uscfp[i]->file_name, uscfp[i]->line); |
906 | 4127 return NULL; |
4128 } | |
4129 | |
4130 if (uscfp[i]->port != u->port) { | |
4131 continue; | |
884 | 4132 } |
4133 | |
1340 | 4134 if (uscfp[i]->default_port && u->default_port |
4135 && uscfp[i]->default_port != u->default_port) | |
4136 { | |
4137 continue; | |
4138 } | |
4139 | |
884 | 4140 return uscfp[i]; |
651 | 4141 } |
4142 | |
4143 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
4144 if (uscf == NULL) { | |
4145 return NULL; | |
4146 } | |
4147 | |
884 | 4148 uscf->flags = flags; |
651 | 4149 uscf->host = u->host; |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4150 uscf->file_name = cf->conf_file->file.name.data; |
651 | 4151 uscf->line = cf->conf_file->line; |
906 | 4152 uscf->port = u->port; |
4153 uscf->default_port = u->default_port; | |
884 | 4154 |
4155 if (u->naddrs == 1) { | |
4156 uscf->servers = ngx_array_create(cf->pool, 1, | |
4157 sizeof(ngx_http_upstream_server_t)); | |
4158 if (uscf->servers == NULL) { | |
4159 return NGX_CONF_ERROR; | |
4160 } | |
4161 | |
4162 us = ngx_array_push(uscf->servers); | |
4163 if (us == NULL) { | |
4164 return NGX_CONF_ERROR; | |
4165 } | |
4166 | |
4167 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
4168 | |
4169 us->addrs = u->addrs; | |
4170 us->naddrs = u->naddrs; | |
4171 } | |
651 | 4172 |
4173 uscfp = ngx_array_push(&umcf->upstreams); | |
4174 if (uscfp == NULL) { | |
4175 return NULL; | |
4176 } | |
4177 | |
4178 *uscfp = uscf; | |
4179 | |
4180 return uscf; | |
4181 } | |
4182 | |
4183 | |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4184 ngx_int_t |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4185 ngx_http_upstream_hide_headers_hash(ngx_conf_t *cf, |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4186 ngx_http_upstream_conf_t *conf, ngx_http_upstream_conf_t *prev, |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4187 ngx_str_t *default_hide_headers, ngx_hash_init_t *hash) |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4188 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4189 ngx_str_t *h; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4190 ngx_uint_t i, j; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4191 ngx_array_t hide_headers; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4192 ngx_hash_key_t *hk; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4193 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4194 if (conf->hide_headers == NGX_CONF_UNSET_PTR |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4195 && conf->pass_headers == NGX_CONF_UNSET_PTR) |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4196 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4197 conf->hide_headers_hash = prev->hide_headers_hash; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4198 |
2944
f892042956e3
merge r2895, r2896, r2926, r2927, r2928, r2930, and r2936:
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4199 if (conf->hide_headers_hash.buckets |
2961 | 4200 #if (NGX_HTTP_CACHE) |
4201 && ((conf->cache == NULL) == (prev->cache == NULL)) | |
4202 #endif | |
4203 ) | |
2944
f892042956e3
merge r2895, r2896, r2926, r2927, r2928, r2930, and r2936:
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4204 { |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4205 return NGX_OK; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4206 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4207 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4208 conf->hide_headers = prev->hide_headers; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4209 conf->pass_headers = prev->pass_headers; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4210 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4211 } else { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4212 if (conf->hide_headers == NGX_CONF_UNSET_PTR) { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4213 conf->hide_headers = prev->hide_headers; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4214 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4215 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4216 if (conf->pass_headers == NGX_CONF_UNSET_PTR) { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4217 conf->pass_headers = prev->pass_headers; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4218 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4219 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4220 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4221 if (ngx_array_init(&hide_headers, cf->temp_pool, 4, sizeof(ngx_hash_key_t)) |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4222 != NGX_OK) |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4223 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4224 return NGX_ERROR; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4225 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4226 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4227 for (h = default_hide_headers; h->len; h++) { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4228 hk = ngx_array_push(&hide_headers); |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4229 if (hk == NULL) { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4230 return NGX_ERROR; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4231 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4232 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4233 hk->key = *h; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4234 hk->key_hash = ngx_hash_key_lc(h->data, h->len); |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4235 hk->value = (void *) 1; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4236 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4237 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4238 if (conf->hide_headers != NGX_CONF_UNSET_PTR) { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4239 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4240 h = conf->hide_headers->elts; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4241 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4242 for (i = 0; i < conf->hide_headers->nelts; i++) { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4243 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4244 hk = hide_headers.elts; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4245 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4246 for (j = 0; j < hide_headers.nelts; j++) { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4247 if (ngx_strcasecmp(h[i].data, hk[j].key.data) == 0) { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4248 goto exist; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4249 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4250 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4251 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4252 hk = ngx_array_push(&hide_headers); |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4253 if (hk == NULL) { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4254 return NGX_ERROR; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4255 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4256 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4257 hk->key = h[i]; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4258 hk->key_hash = ngx_hash_key_lc(h[i].data, h[i].len); |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4259 hk->value = (void *) 1; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4260 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4261 exist: |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4262 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4263 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4264 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4265 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4266 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4267 if (conf->pass_headers != NGX_CONF_UNSET_PTR) { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4268 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4269 h = conf->pass_headers->elts; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4270 hk = hide_headers.elts; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4271 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4272 for (i = 0; i < conf->pass_headers->nelts; i++) { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4273 for (j = 0; j < hide_headers.nelts; j++) { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4274 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4275 if (hk[j].key.data == NULL) { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4276 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4277 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4278 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4279 if (ngx_strcasecmp(h[i].data, hk[j].key.data) == 0) { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4280 hk[j].key.data = NULL; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4281 break; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4282 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4283 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4284 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4285 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4286 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4287 hash->hash = &conf->hide_headers_hash; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4288 hash->key = ngx_hash_key_lc; |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4289 hash->pool = cf->pool; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4290 hash->temp_pool = NULL; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4291 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4292 return ngx_hash_init(hash, hide_headers.elts, hide_headers.nelts); |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4293 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4294 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4295 |
509 | 4296 static void * |
4297 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
4298 { | |
4299 ngx_http_upstream_main_conf_t *umcf; | |
4300 | |
4301 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
4302 if (umcf == NULL) { | |
4303 return NULL; | |
4304 } | |
4305 | |
651 | 4306 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
4307 sizeof(ngx_http_upstream_srv_conf_t *)) | |
4308 != NGX_OK) | |
4309 { | |
3237
2efa8d2fcde1
merge r2903, r2911, r2912, r3002:
Igor Sysoev <igor@sysoev.ru>
parents:
3100
diff
changeset
|
4310 return NULL; |
651 | 4311 } |
4312 | |
509 | 4313 return umcf; |
4314 } | |
4315 | |
4316 | |
4317 static char * | |
651 | 4318 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
509 | 4319 { |
4320 ngx_http_upstream_main_conf_t *umcf = conf; | |
4321 | |
651 | 4322 ngx_uint_t i; |
4323 ngx_array_t headers_in; | |
4324 ngx_hash_key_t *hk; | |
4325 ngx_hash_init_t hash; | |
884 | 4326 ngx_http_upstream_init_pt init; |
651 | 4327 ngx_http_upstream_header_t *header; |
4328 ngx_http_upstream_srv_conf_t **uscfp; | |
4329 | |
4330 uscfp = umcf->upstreams.elts; | |
4331 | |
4332 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
884 | 4333 |
4334 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
4335 ngx_http_upstream_init_round_robin; | |
4336 | |
4337 if (init(cf, uscfp[i]) != NGX_OK) { | |
651 | 4338 return NGX_CONF_ERROR; |
4339 } | |
4340 } | |
649 | 4341 |
663 | 4342 |
884 | 4343 /* upstream_headers_in_hash */ |
4344 | |
649 | 4345 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
4346 != NGX_OK) | |
509 | 4347 { |
4348 return NGX_CONF_ERROR; | |
4349 } | |
4350 | |
649 | 4351 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
4352 hk = ngx_array_push(&headers_in); | |
4353 if (hk == NULL) { | |
4354 return NGX_CONF_ERROR; | |
4355 } | |
4356 | |
4357 hk->key = header->name; | |
4358 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
4359 hk->value = header; | |
4360 } | |
4361 | |
4362 hash.hash = &umcf->headers_in_hash; | |
4363 hash.key = ngx_hash_key_lc; | |
4364 hash.max_size = 512; | |
751
bae59a740c40
align hash bucket size to cache line
Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4365 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
649 | 4366 hash.name = "upstream_headers_in_hash"; |
4367 hash.pool = cf->pool; | |
4368 hash.temp_pool = NULL; | |
4369 | |
4370 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
4371 return NGX_CONF_ERROR; | |
4372 } | |
509 | 4373 |
4374 return NGX_CONF_OK; | |
4375 } |