Mercurial > hg > nginx
annotate src/http/ngx_http_upstream.c @ 3024:8101d9101ed8
allow cross device temporary files atomic copying:
*) ngx_copy_file()
*) delete ngx_ext_rename_file_t.log_rename_error and .rename_error fields
author | Igor Sysoev <igor@sysoev.ru> |
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date | Wed, 12 Aug 2009 12:05:33 +0000 |
parents | f958084d4c12 |
children | 524ba56ba9f7 |
rev | line source |
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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); |
2952 | 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 |
509 | 164 { ngx_string("Server"), |
165 ngx_http_upstream_process_header_line, | |
166 offsetof(ngx_http_upstream_headers_in_t, server), | |
649 | 167 ngx_http_upstream_copy_header_line, |
168 offsetof(ngx_http_headers_out_t, server), 0 }, | |
509 | 169 |
529 | 170 { ngx_string("WWW-Authenticate"), |
171 ngx_http_upstream_process_header_line, | |
172 offsetof(ngx_http_upstream_headers_in_t, www_authenticate), | |
173 ngx_http_upstream_copy_header_line, 0, 0 }, | |
174 | |
509 | 175 { ngx_string("Location"), |
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176 ngx_http_upstream_process_header_line, |
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177 offsetof(ngx_http_upstream_headers_in_t, location), |
515 | 178 ngx_http_upstream_rewrite_location, 0, 0 }, |
509 | 179 |
180 { ngx_string("Refresh"), | |
181 ngx_http_upstream_ignore_header_line, 0, | |
515 | 182 ngx_http_upstream_rewrite_refresh, 0, 0 }, |
183 | |
184 { ngx_string("Set-Cookie"), | |
185 ngx_http_upstream_ignore_header_line, 0, | |
531 | 186 ngx_http_upstream_copy_header_line, 0, 1 }, |
187 | |
188 { ngx_string("Content-Disposition"), | |
189 ngx_http_upstream_ignore_header_line, 0, | |
190 ngx_http_upstream_copy_header_line, 0, 1 }, | |
509 | 191 |
192 { ngx_string("Cache-Control"), | |
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193 ngx_http_upstream_process_cache_control, 0, |
509 | 194 ngx_http_upstream_copy_multi_header_lines, |
515 | 195 offsetof(ngx_http_headers_out_t, cache_control), 1 }, |
509 | 196 |
573 | 197 { ngx_string("Expires"), |
2666 | 198 ngx_http_upstream_process_expires, 0, |
573 | 199 ngx_http_upstream_copy_header_line, |
200 offsetof(ngx_http_headers_out_t, expires), 1 }, | |
201 | |
577 | 202 { ngx_string("Accept-Ranges"), |
203 ngx_http_upstream_process_header_line, | |
204 offsetof(ngx_http_upstream_headers_in_t, accept_ranges), | |
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205 ngx_http_upstream_copy_allow_ranges, |
577 | 206 offsetof(ngx_http_headers_out_t, accept_ranges), 1 }, |
207 | |
509 | 208 { ngx_string("Connection"), |
209 ngx_http_upstream_ignore_header_line, 0, | |
515 | 210 ngx_http_upstream_ignore_header_line, 0, 0 }, |
509 | 211 |
641 | 212 { ngx_string("Keep-Alive"), |
213 ngx_http_upstream_ignore_header_line, 0, | |
214 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
215 | |
509 | 216 { ngx_string("X-Powered-By"), |
217 ngx_http_upstream_ignore_header_line, 0, | |
649 | 218 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 219 |
220 { ngx_string("X-Accel-Expires"), | |
2664 | 221 ngx_http_upstream_process_accel_expires, 0, |
649 | 222 ngx_http_upstream_copy_header_line, 0, 0 }, |
515 | 223 |
224 { ngx_string("X-Accel-Redirect"), | |
225 ngx_http_upstream_process_header_line, | |
226 offsetof(ngx_http_upstream_headers_in_t, x_accel_redirect), | |
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227 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 228 |
527 | 229 { ngx_string("X-Accel-Limit-Rate"), |
230 ngx_http_upstream_process_limit_rate, 0, | |
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231 ngx_http_upstream_copy_header_line, 0, 0 }, |
527 | 232 |
649 | 233 { ngx_string("X-Accel-Buffering"), |
234 ngx_http_upstream_process_buffering, 0, | |
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235 ngx_http_upstream_copy_header_line, 0, 0 }, |
649 | 236 |
657 | 237 { ngx_string("X-Accel-Charset"), |
238 ngx_http_upstream_process_charset, 0, | |
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239 ngx_http_upstream_copy_header_line, 0, 0 }, |
657 | 240 |
509 | 241 #if (NGX_HTTP_GZIP) |
242 { ngx_string("Content-Encoding"), | |
243 ngx_http_upstream_process_header_line, | |
244 offsetof(ngx_http_upstream_headers_in_t, content_encoding), | |
515 | 245 ngx_http_upstream_copy_content_encoding, 0, 0 }, |
509 | 246 #endif |
247 | |
515 | 248 { ngx_null_string, NULL, 0, NULL, 0, 0 } |
509 | 249 }; |
479 | 250 |
251 | |
651 | 252 static ngx_command_t ngx_http_upstream_commands[] = { |
253 | |
254 { ngx_string("upstream"), | |
255 NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1, | |
256 ngx_http_upstream, | |
257 0, | |
258 0, | |
259 NULL }, | |
260 | |
261 { ngx_string("server"), | |
884 | 262 NGX_HTTP_UPS_CONF|NGX_CONF_1MORE, |
651 | 263 ngx_http_upstream_server, |
264 NGX_HTTP_SRV_CONF_OFFSET, | |
265 0, | |
266 NULL }, | |
267 | |
268 ngx_null_command | |
269 }; | |
270 | |
271 | |
272 static ngx_http_module_t ngx_http_upstream_module_ctx = { | |
573 | 273 ngx_http_upstream_add_variables, /* preconfiguration */ |
509 | 274 NULL, /* postconfiguration */ |
275 | |
276 ngx_http_upstream_create_main_conf, /* create main configuration */ | |
651 | 277 ngx_http_upstream_init_main_conf, /* init main configuration */ |
479 | 278 |
279 NULL, /* create server configuration */ | |
280 NULL, /* merge server configuration */ | |
281 | |
282 NULL, /* create location configuration */ | |
283 NULL /* merge location configuration */ | |
284 }; | |
577 | 285 |
479 | 286 |
287 ngx_module_t ngx_http_upstream_module = { | |
509 | 288 NGX_MODULE_V1, |
479 | 289 &ngx_http_upstream_module_ctx, /* module context */ |
651 | 290 ngx_http_upstream_commands, /* module directives */ |
479 | 291 NGX_HTTP_MODULE, /* module type */ |
541 | 292 NULL, /* init master */ |
479 | 293 NULL, /* init module */ |
541 | 294 NULL, /* init process */ |
295 NULL, /* init thread */ | |
296 NULL, /* exit thread */ | |
297 NULL, /* exit process */ | |
298 NULL, /* exit master */ | |
299 NGX_MODULE_V1_PADDING | |
479 | 300 }; |
301 | |
302 | |
573 | 303 static ngx_http_variable_t ngx_http_upstream_vars[] = { |
304 | |
1181 | 305 { ngx_string("upstream_addr"), NULL, |
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306 ngx_http_upstream_addr_variable, 0, |
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307 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
1181 | 308 |
637 | 309 { ngx_string("upstream_status"), NULL, |
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310 ngx_http_upstream_status_variable, 0, |
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311 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 312 |
637 | 313 { ngx_string("upstream_response_time"), NULL, |
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314 ngx_http_upstream_response_time_variable, 0, |
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315 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 316 |
2402 | 317 { ngx_string("upstream_response_length"), NULL, |
318 ngx_http_upstream_response_length_variable, 0, | |
319 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, | |
320 | |
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321 #if (NGX_HTTP_CACHE) |
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322 |
2952 | 323 { ngx_string("upstream_cache_status"), NULL, |
324 ngx_http_upstream_cache_status, 0, | |
325 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, | |
326 | |
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327 #endif |
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328 |
637 | 329 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
573 | 330 }; |
331 | |
332 | |
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333 static ngx_http_upstream_next_t ngx_http_upstream_next_errors[] = { |
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334 { 500, NGX_HTTP_UPSTREAM_FT_HTTP_500 }, |
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335 { 502, NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
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336 { 503, NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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337 { 504, NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
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338 { 404, NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
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339 { 0, 0 } |
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340 }; |
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341 |
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342 |
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343 ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[] = { |
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344 { ngx_string("GET"), NGX_HTTP_GET}, |
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345 { ngx_string("HEAD"), NGX_HTTP_HEAD }, |
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346 { ngx_string("POST"), NGX_HTTP_POST }, |
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347 { ngx_null_string, 0 } |
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348 }; |
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349 |
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350 |
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351 ngx_int_t |
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352 ngx_http_upstream_create(ngx_http_request_t *r) |
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353 { |
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354 ngx_http_upstream_t *u; |
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355 |
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356 u = r->upstream; |
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357 |
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358 if (u && u->cleanup) { |
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359 ngx_http_upstream_cleanup(r); |
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360 *u->cleanup = NULL; |
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361 } |
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362 |
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363 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
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364 if (u == NULL) { |
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365 return NGX_ERROR; |
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366 } |
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367 |
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368 r->upstream = u; |
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369 |
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370 u->peer.log = r->connection->log; |
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371 u->peer.log_error = NGX_ERROR_ERR; |
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372 #if (NGX_THREADS) |
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373 u->peer.lock = &r->connection->lock; |
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374 #endif |
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375 |
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376 return NGX_OK; |
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377 } |
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378 |
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379 |
487 | 380 void |
381 ngx_http_upstream_init(ngx_http_request_t *r) | |
479 | 382 { |
1658 | 383 ngx_str_t *host; |
384 ngx_uint_t i; | |
385 ngx_connection_t *c; | |
386 ngx_resolver_ctx_t *ctx, temp; | |
387 ngx_http_cleanup_t *cln; | |
388 ngx_http_upstream_t *u; | |
389 ngx_http_core_loc_conf_t *clcf; | |
390 ngx_http_upstream_srv_conf_t *uscf, **uscfp; | |
391 ngx_http_upstream_main_conf_t *umcf; | |
479 | 392 |
393 c = r->connection; | |
394 | |
395 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
396 "http init upstream, client timer: %d", c->read->timer_set); | |
397 | |
398 if (c->read->timer_set) { | |
399 ngx_del_timer(c->read); | |
400 } | |
401 | |
629 | 402 u = r->upstream; |
403 | |
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404 u->store = (u->conf->store || u->conf->store_lengths); |
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405 |
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406 if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { |
615 | 407 r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; |
408 r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; | |
409 } | |
577 | 410 |
479 | 411 if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { |
412 | |
413 if (!c->write->active) { | |
531 | 414 if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) |
415 == NGX_ERROR) | |
479 | 416 { |
417 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
418 return; | |
419 } | |
420 } | |
421 } | |
422 | |
537 | 423 if (r->request_body) { |
424 u->request_bufs = r->request_body->bufs; | |
425 } | |
509 | 426 |
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427 #if (NGX_HTTP_CACHE) |
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428 |
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429 if (u->conf->cache) { |
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430 ngx_int_t rc; |
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431 |
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432 rc = ngx_http_upstream_cache(r, u); |
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433 |
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434 if (rc == NGX_DONE) { |
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435 return; |
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436 } |
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437 |
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438 if (rc != NGX_DECLINED) { |
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439 ngx_http_finalize_request(r, rc); |
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440 return; |
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441 } |
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442 } |
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443 |
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444 #endif |
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445 |
537 | 446 if (u->create_request(r) != NGX_OK) { |
479 | 447 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
448 return; | |
449 } | |
450 | |
509 | 451 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
479 | 452 |
453 u->output.pool = r->pool; | |
454 u->output.bufs.num = 1; | |
509 | 455 u->output.bufs.size = clcf->client_body_buffer_size; |
479 | 456 u->output.output_filter = ngx_chain_writer; |
457 u->output.filter_ctx = &u->writer; | |
458 | |
459 u->writer.pool = r->pool; | |
460 | |
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461 if (r->upstream_states == NULL) { |
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462 |
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463 r->upstream_states = ngx_array_create(r->pool, 1, |
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464 sizeof(ngx_http_upstream_state_t)); |
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465 if (r->upstream_states == NULL) { |
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466 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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467 return; |
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468 } |
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469 |
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470 } else { |
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471 |
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472 u->state = ngx_array_push(r->upstream_states); |
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473 if (u->state == NULL) { |
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474 ngx_http_upstream_finalize_request(r, u, |
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475 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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476 return; |
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477 } |
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478 |
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479 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); |
479 | 480 } |
481 | |
593 | 482 cln = ngx_http_cleanup_add(r, 0); |
569 | 483 if (cln == NULL) { |
484 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
485 return; | |
486 } | |
487 | |
488 cln->handler = ngx_http_upstream_cleanup; | |
489 cln->data = r; | |
490 u->cleanup = &cln->handler; | |
491 | |
1658 | 492 if (u->resolved == NULL) { |
493 | |
494 uscf = u->conf->upstream; | |
495 | |
496 } else { | |
497 | |
2422
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498 if (u->resolved->sockaddr) { |
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499 |
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500 if (ngx_http_upstream_create_round_robin_peer(r, u->resolved) |
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501 != NGX_OK) |
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502 { |
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503 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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504 return; |
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505 } |
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506 |
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507 ngx_http_upstream_connect(r, u); |
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508 |
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509 return; |
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510 } |
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511 |
1705 | 512 host = &u->resolved->host; |
1658 | 513 |
514 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
515 | |
516 uscfp = umcf->upstreams.elts; | |
517 | |
518 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
519 | |
520 uscf = uscfp[i]; | |
521 | |
522 if (uscf->host.len == host->len | |
2285 | 523 && ((uscf->port == 0 && u->resolved->no_port) |
1912 | 524 || uscf->port == u->resolved->port) |
1658 | 525 && ngx_memcmp(uscf->host.data, host->data, host->len) == 0) |
526 { | |
527 goto found; | |
528 } | |
529 } | |
530 | |
531 temp.name = *host; | |
532 | |
533 ctx = ngx_resolve_start(clcf->resolver, &temp); | |
534 if (ctx == NULL) { | |
535 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
536 return; | |
537 } | |
538 | |
1683
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539 if (ctx == NGX_NO_RESOLVER) { |
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540 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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541 "no resolver defined to resolve %V", host); |
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542 |
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543 ngx_http_finalize_request(r, NGX_HTTP_BAD_GATEWAY); |
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544 return; |
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545 } |
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|
546 |
1658 | 547 ctx->name = *host; |
548 ctx->type = NGX_RESOLVE_A; | |
549 ctx->handler = ngx_http_upstream_resolve_handler; | |
550 ctx->data = r; | |
551 ctx->timeout = clcf->resolver_timeout; | |
552 | |
1959
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|
553 u->resolved->ctx = ctx; |
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554 |
1658 | 555 if (ngx_resolve_name(ctx) != NGX_OK) { |
1959
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|
556 u->resolved->ctx = NULL; |
1658 | 557 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
558 return; | |
559 } | |
560 | |
561 return; | |
562 } | |
563 | |
564 found: | |
565 | |
566 if (uscf->peer.init(r, uscf) != NGX_OK) { | |
567 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
568 return; | |
569 } | |
570 | |
479 | 571 ngx_http_upstream_connect(r, u); |
572 } | |
573 | |
574 | |
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575 #if (NGX_HTTP_CACHE) |
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|
576 |
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577 static ngx_int_t |
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578 ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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|
579 { |
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580 ngx_int_t rc; |
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581 ngx_http_cache_t *c; |
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|
582 |
2875
6e1941b321b7
proxy_cache_methods and fastcgi_cache_methods
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|
583 if (!(r->method & u->conf->cache_methods)) { |
2662 | 584 return NGX_DECLINED; |
585 } | |
586 | |
2701 | 587 if (r->method & NGX_HTTP_HEAD) { |
588 u->method = ngx_http_core_get_method; | |
589 } | |
590 | |
2592
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591 c = ngx_pcalloc(r->pool, sizeof(ngx_http_cache_t)); |
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592 if (c == NULL) { |
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593 return NGX_ERROR; |
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|
594 } |
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|
595 |
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596 if (ngx_array_init(&c->keys, r->pool, 4, sizeof(ngx_str_t)) != NGX_OK) { |
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|
597 return NGX_ERROR; |
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|
598 } |
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|
599 |
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|
600 r->cache = c; |
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|
601 c->file.log = r->connection->log; |
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|
602 |
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|
603 if (u->create_key(r) != NGX_OK) { |
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|
604 return NGX_ERROR; |
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|
605 } |
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|
606 |
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|
607 /* TODO: add keys */ |
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|
608 |
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|
609 ngx_http_file_cache_create_key(r); |
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|
610 |
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|
611 u->cacheable = 1; |
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612 |
2874 | 613 c->min_uses = u->conf->cache_min_uses; |
614 c->body_start = u->conf->buffer_size; | |
2592
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615 c->file_cache = u->conf->cache->data; |
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616 |
2952 | 617 u->cache_status = NGX_HTTP_CACHE_MISS; |
618 | |
2592
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619 rc = ngx_http_file_cache_open(r); |
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|
620 |
2926
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delete useless r->cache->uses
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|
621 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
80a314b63c56
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|
622 "http upstream cache: %i", rc); |
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623 |
2952 | 624 switch (rc) { |
625 | |
626 case NGX_HTTP_CACHE_UPDATING: | |
627 | |
2927
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proxy_cache_use_stale/fastcgi_cache_use_stale updating
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changeset
|
628 if (u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) { |
2952 | 629 u->cache_status = rc; |
2927
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|
630 rc = NGX_OK; |
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|
631 |
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632 } else { |
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|
633 rc = NGX_HTTP_CACHE_STALE; |
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|
634 } |
2952 | 635 |
636 break; | |
637 | |
638 case NGX_OK: | |
639 u->cache_status = NGX_HTTP_CACHE_HIT; | |
2927
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|
640 } |
55ceaef03d34
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|
641 |
2952 | 642 switch (rc) { |
643 | |
644 case NGX_OK: | |
2592
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|
645 |
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|
646 rc = ngx_http_upstream_cache_send(r, u); |
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|
647 |
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|
648 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
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|
649 return rc; |
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|
650 } |
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|
651 |
2952 | 652 break; |
653 | |
654 case NGX_ERROR: | |
2592
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|
655 |
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|
656 return NGX_ERROR; |
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|
657 |
2952 | 658 case NGX_HTTP_CACHE_STALE: |
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|
659 |
2665
4d627567c324
fix r2664: ..._cache_valid did not work for stale responses
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diff
changeset
|
660 c->valid_sec = 0; |
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|
661 u->buffer.start = NULL; |
2952 | 662 u->cache_status = NGX_HTTP_CACHE_EXPIRED; |
663 | |
664 break; | |
665 | |
666 case NGX_DECLINED: | |
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667 |
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668 if ((size_t) (u->buffer.end - u->buffer.start) < u->conf->buffer_size) { |
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669 u->buffer.start = NULL; |
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670 |
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671 } else { |
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672 u->buffer.pos = u->buffer.start + c->header_start; |
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673 u->buffer.last = u->buffer.pos; |
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674 } |
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675 |
2952 | 676 break; |
677 | |
678 case NGX_AGAIN: | |
2592
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679 |
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680 u->cacheable = 0; |
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681 |
2952 | 682 break; |
683 | |
684 default: | |
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685 |
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686 /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ |
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687 |
2952 | 688 u->cache_status = NGX_HTTP_CACHE_HIT; |
689 | |
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690 return rc; |
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691 } |
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692 |
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693 r->cached = 0; |
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694 |
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695 return NGX_DECLINED; |
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696 } |
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697 |
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698 |
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699 static ngx_int_t |
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700 ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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701 { |
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702 ngx_int_t rc; |
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703 ngx_http_cache_t *c; |
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704 |
2952 | 705 r->cached = 1; |
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706 c = r->cache; |
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707 |
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708 /* TODO: cache stack */ |
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709 |
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710 u->buffer = *c->buf; |
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711 u->buffer.pos += c->header_start; |
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712 |
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713 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
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714 |
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715 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
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716 sizeof(ngx_table_elt_t)) |
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717 != NGX_OK) |
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718 { |
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719 return NGX_ERROR; |
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720 } |
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721 |
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722 rc = u->process_header(r); |
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723 |
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724 if (rc == NGX_OK) { |
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725 |
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726 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
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727 return NGX_DONE; |
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728 } |
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729 |
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730 return ngx_http_cache_send(r); |
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731 } |
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732 |
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733 if (rc == NGX_ERROR) { |
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734 return NGX_ERROR; |
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735 } |
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736 |
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737 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
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738 |
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739 /* TODO: delete file */ |
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740 |
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741 return rc; |
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742 } |
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743 |
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744 #endif |
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745 |
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746 |
487 | 747 static void |
1658 | 748 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
749 { | |
750 ngx_http_request_t *r; | |
751 ngx_http_upstream_resolved_t *ur; | |
752 | |
753 r = ctx->data; | |
754 | |
755 r->upstream->resolved->ctx = NULL; | |
756 | |
757 if (ctx->state) { | |
758 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
759 "%V could not be resolved (%i: %s)", | |
760 &ctx->name, ctx->state, | |
761 ngx_resolver_strerror(ctx->state)); | |
762 | |
763 ngx_resolve_name_done(ctx); | |
764 ngx_http_finalize_request(r, NGX_HTTP_BAD_GATEWAY); | |
765 return; | |
766 } | |
767 | |
768 ur = r->upstream->resolved; | |
769 ur->naddrs = ctx->naddrs; | |
770 ur->addrs = ctx->addrs; | |
771 | |
772 #if (NGX_DEBUG) | |
773 { | |
774 in_addr_t addr; | |
775 ngx_uint_t i; | |
776 | |
777 for (i = 0; i < ctx->naddrs; i++) { | |
778 addr = ntohl(ur->addrs[i]); | |
779 | |
780 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
781 "name was resolved to %ud.%ud.%ud.%ud", | |
782 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
783 (addr >> 8) & 0xff, addr & 0xff); | |
784 } | |
785 } | |
786 #endif | |
787 | |
788 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
789 ngx_resolve_name_done(ctx); | |
790 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
791 return; | |
792 } | |
793 | |
794 ngx_resolve_name_done(ctx); | |
795 | |
796 ngx_http_upstream_connect(r, r->upstream); | |
797 } | |
798 | |
799 | |
800 static void | |
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801 ngx_http_upstream_handler(ngx_event_t *ev) |
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802 { |
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803 ngx_connection_t *c; |
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804 ngx_http_request_t *r; |
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805 ngx_http_log_ctx_t *ctx; |
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806 ngx_http_upstream_t *u; |
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807 |
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808 c = ev->data; |
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809 r = c->data; |
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810 |
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811 u = r->upstream; |
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812 c = r->connection; |
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813 |
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814 ctx = c->log->data; |
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815 ctx->current_request = r; |
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816 |
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817 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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818 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
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819 |
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820 if (ev->write) { |
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821 u->write_event_handler(r, u); |
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822 |
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823 } else { |
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824 u->read_event_handler(r, u); |
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825 } |
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826 |
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827 ngx_http_run_posted_requests(c); |
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828 } |
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829 |
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830 |
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831 static void |
509 | 832 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
833 { | |
834 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
835 } | |
836 | |
837 | |
838 static void | |
839 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
840 { | |
841 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
842 } | |
843 | |
844 | |
845 static void | |
846 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
847 ngx_event_t *ev) | |
479 | 848 { |
849 int n; | |
850 char buf[1]; | |
577 | 851 ngx_err_t err; |
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852 ngx_int_t event; |
479 | 853 ngx_connection_t *c; |
854 ngx_http_upstream_t *u; | |
855 | |
527 | 856 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
857 "http upstream check client, write event:%d, \"%V\"", | |
858 ev->write, &r->uri); | |
479 | 859 |
509 | 860 c = r->connection; |
483 | 861 u = r->upstream; |
862 | |
583 | 863 if (c->error) { |
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864 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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865 |
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866 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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867 |
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868 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
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869 ngx_http_upstream_finalize_request(r, u, |
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870 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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871 return; |
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872 } |
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873 } |
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874 |
2757
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875 if (!u->cacheable) { |
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876 ngx_http_upstream_finalize_request(r, u, |
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877 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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878 } |
2807
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879 |
527 | 880 return; |
881 } | |
882 | |
483 | 883 if (u->peer.connection == NULL) { |
884 return; | |
885 } | |
886 | |
479 | 887 #if (NGX_HAVE_KQUEUE) |
888 | |
889 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
890 | |
891 if (!ev->pending_eof) { | |
892 return; | |
893 } | |
894 | |
895 ev->eof = 1; | |
583 | 896 c->error = 1; |
479 | 897 |
898 if (ev->kq_errno) { | |
899 ev->error = 1; | |
900 } | |
901 | |
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902 if (!u->cacheable && u->peer.connection) { |
479 | 903 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
527 | 904 "kevent() reported that client closed prematurely " |
905 "connection, so upstream connection is closed too"); | |
479 | 906 ngx_http_upstream_finalize_request(r, u, |
907 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
908 return; | |
909 } | |
910 | |
911 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
912 "kevent() reported that client closed " | |
913 "prematurely connection"); | |
914 | |
915 if (u->peer.connection == NULL) { | |
916 ngx_http_upstream_finalize_request(r, u, | |
917 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
918 return; | |
919 } | |
920 | |
921 return; | |
922 } | |
923 | |
924 #endif | |
925 | |
926 n = recv(c->fd, buf, 1, MSG_PEEK); | |
927 | |
928 err = ngx_socket_errno; | |
929 | |
1109 | 930 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
931 "http upstream recv(): %d", n); | |
932 | |
479 | 933 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
934 return; | |
935 } | |
936 | |
937 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
2807
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938 |
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939 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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940 |
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941 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
479 | 942 ngx_http_upstream_finalize_request(r, u, |
943 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
944 return; | |
945 } | |
946 } | |
947 | |
948 if (n > 0) { | |
949 return; | |
950 } | |
951 | |
952 if (n == -1) { | |
953 if (err == NGX_EAGAIN) { | |
954 return; | |
955 } | |
956 | |
957 ev->error = 1; | |
958 | |
483 | 959 } else { /* n == 0 */ |
479 | 960 err = 0; |
961 } | |
962 | |
529 | 963 ev->eof = 1; |
583 | 964 c->error = 1; |
529 | 965 |
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966 if (!u->cacheable && u->peer.connection) { |
479 | 967 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
968 "client closed prematurely connection, " | |
969 "so upstream connection is closed too"); | |
970 ngx_http_upstream_finalize_request(r, u, | |
971 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
972 return; | |
973 } | |
974 | |
975 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
976 "client closed prematurely connection"); | |
977 | |
978 if (u->peer.connection == NULL) { | |
979 ngx_http_upstream_finalize_request(r, u, | |
980 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
981 return; | |
982 } | |
983 } | |
984 | |
985 | |
487 | 986 static void |
987 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 988 { |
591 | 989 ngx_int_t rc; |
665 | 990 ngx_time_t *tp; |
591 | 991 ngx_connection_t *c; |
479 | 992 |
483 | 993 r->connection->log->action = "connecting to upstream"; |
479 | 994 |
995 r->connection->single_connection = 0; | |
996 | |
889
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997 if (u->state && u->state->response_sec) { |
665 | 998 tp = ngx_timeofday(); |
889
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999 u->state->response_sec = tp->sec - u->state->response_sec; |
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1000 u->state->response_msec = tp->msec - u->state->response_msec; |
665 | 1001 } |
1002 | |
1168
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1003 u->state = ngx_array_push(r->upstream_states); |
665 | 1004 if (u->state == NULL) { |
1005 ngx_http_upstream_finalize_request(r, u, | |
1006 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1007 return; | |
1008 } | |
1009 | |
1010 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
1011 | |
1012 tp = ngx_timeofday(); | |
889
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1013 u->state->response_sec = tp->sec; |
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1014 u->state->response_msec = tp->msec; |
665 | 1015 |
479 | 1016 rc = ngx_event_connect_peer(&u->peer); |
1017 | |
1018 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1019 "http upstream connect: %i", rc); | |
1020 | |
1021 if (rc == NGX_ERROR) { | |
1022 ngx_http_upstream_finalize_request(r, u, | |
1023 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1024 return; | |
1025 } | |
1026 | |
1707
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1027 u->state->peer = u->peer.name; |
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1028 |
543 | 1029 if (rc == NGX_BUSY) { |
1030 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
1378 | 1031 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
1032 return; | |
543 | 1033 } |
1034 | |
1378 | 1035 if (rc == NGX_DECLINED) { |
479 | 1036 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1037 return; | |
1038 } | |
1039 | |
577 | 1040 /* rc == NGX_OK || rc == NGX_AGAIN */ |
1041 | |
479 | 1042 c = u->peer.connection; |
1043 | |
1044 c->data = r; | |
591 | 1045 |
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1046 c->write->handler = ngx_http_upstream_handler; |
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1047 c->read->handler = ngx_http_upstream_handler; |
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1048 |
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1049 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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1050 u->read_event_handler = ngx_http_upstream_process_header; |
479 | 1051 |
1397
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1052 c->sendfile &= r->connection->sendfile; |
1958 | 1053 u->output.sendfile = c->sendfile; |
479 | 1054 |
1055 c->pool = r->pool; | |
2847 | 1056 c->log = r->connection->log; |
1057 c->read->log = c->log; | |
1058 c->write->log = c->log; | |
479 | 1059 |
1060 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
1061 | |
1062 u->writer.out = NULL; | |
1063 u->writer.last = &u->writer.out; | |
1064 u->writer.connection = c; | |
1065 u->writer.limit = 0; | |
1066 | |
1067 if (u->request_sent) { | |
509 | 1068 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
1069 ngx_http_upstream_finalize_request(r, u, | |
1070 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1071 return; | |
1072 } | |
479 | 1073 } |
1074 | |
1064
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1075 if (r->request_body |
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1076 && r->request_body->buf |
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1077 && r->request_body->temp_file |
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1078 && r == r->main) |
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1079 { |
573 | 1080 /* |
1081 * the r->request_body->buf can be reused for one request only, | |
1082 * the subrequests should allocate their own temporay bufs | |
1083 */ | |
1084 | |
1085 u->output.free = ngx_alloc_chain_link(r->pool); | |
1086 if (u->output.free == NULL) { | |
1087 ngx_http_upstream_finalize_request(r, u, | |
1088 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1089 return; | |
479 | 1090 } |
573 | 1091 |
1092 u->output.free->buf = r->request_body->buf; | |
1093 u->output.free->next = NULL; | |
1094 u->output.allocated = 1; | |
1095 | |
1096 r->request_body->buf->pos = r->request_body->buf->start; | |
1097 r->request_body->buf->last = r->request_body->buf->start; | |
1098 r->request_body->buf->tag = u->output.tag; | |
479 | 1099 } |
1100 | |
1101 u->request_sent = 0; | |
1102 | |
1103 if (rc == NGX_AGAIN) { | |
1104 ngx_add_timer(c->write, u->conf->connect_timeout); | |
1105 return; | |
1106 } | |
1107 | |
577 | 1108 #if (NGX_HTTP_SSL) |
1109 | |
1658 | 1110 if (u->ssl && c->ssl == NULL) { |
591 | 1111 ngx_http_upstream_ssl_init_connection(r, u, c); |
577 | 1112 return; |
1113 } | |
1114 | |
1115 #endif | |
1116 | |
479 | 1117 ngx_http_upstream_send_request(r, u); |
1118 } | |
1119 | |
1120 | |
577 | 1121 #if (NGX_HTTP_SSL) |
1122 | |
1123 static void | |
591 | 1124 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
1125 ngx_http_upstream_t *u, ngx_connection_t *c) | |
1126 { | |
884 | 1127 ngx_int_t rc; |
591 | 1128 |
1129 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
1130 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
2536
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1131 != NGX_OK) |
591 | 1132 { |
1133 ngx_http_upstream_finalize_request(r, u, | |
1134 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1135 return; | |
1136 } | |
1137 | |
1138 c->sendfile = 0; | |
619 | 1139 u->output.sendfile = 0; |
591 | 1140 |
2184 | 1141 if (u->conf->ssl_session_reuse) { |
1142 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
1143 ngx_http_upstream_finalize_request(r, u, | |
1144 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1145 return; | |
1146 } | |
591 | 1147 } |
1148 | |
641 | 1149 r->connection->log->action = "SSL handshaking to upstream"; |
1150 | |
591 | 1151 rc = ngx_ssl_handshake(c); |
1152 | |
1153 if (rc == NGX_AGAIN) { | |
1154 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
1155 return; | |
1156 } | |
1157 | |
1158 ngx_http_upstream_ssl_handshake(c); | |
1159 } | |
1160 | |
1161 | |
1162 static void | |
577 | 1163 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
1164 { | |
1165 ngx_http_request_t *r; | |
1166 ngx_http_upstream_t *u; | |
1167 | |
1168 r = c->data; | |
1169 u = r->upstream; | |
1170 | |
1171 if (c->ssl->handshaked) { | |
1172 | |
2184 | 1173 if (u->conf->ssl_session_reuse) { |
1174 u->peer.save_session(&u->peer, u->peer.data); | |
1175 } | |
884 | 1176 |
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1177 c->write->handler = ngx_http_upstream_handler; |
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1178 c->read->handler = ngx_http_upstream_handler; |
577 | 1179 |
1180 ngx_http_upstream_send_request(r, u); | |
1181 | |
1182 return; | |
1183 } | |
1184 | |
1185 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1186 | |
1187 } | |
1188 | |
1189 #endif | |
1190 | |
1191 | |
509 | 1192 static ngx_int_t |
487 | 1193 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1194 { |
1195 ngx_chain_t *cl; | |
1196 | |
509 | 1197 if (u->reinit_request(r) != NGX_OK) { |
1198 return NGX_ERROR; | |
1199 } | |
1200 | |
1705 | 1201 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
1202 | |
1203 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
591 | 1204 sizeof(ngx_table_elt_t)) |
1205 != NGX_OK) | |
509 | 1206 { |
1207 return NGX_ERROR; | |
479 | 1208 } |
1209 | |
1210 /* reinit the request chain */ | |
577 | 1211 |
509 | 1212 for (cl = u->request_bufs; cl; cl = cl->next) { |
479 | 1213 cl->buf->pos = cl->buf->start; |
1214 cl->buf->file_pos = 0; | |
1215 } | |
1216 | |
509 | 1217 /* reinit the subrequest's ngx_output_chain() context */ |
1218 | |
573 | 1219 if (r->request_body && r->request_body->temp_file |
597 | 1220 && r != r->main && u->output.buf) |
573 | 1221 { |
1222 u->output.free = ngx_alloc_chain_link(r->pool); | |
1223 if (u->output.free == NULL) { | |
1224 return NGX_ERROR; | |
509 | 1225 } |
573 | 1226 |
1227 u->output.free->buf = u->output.buf; | |
1228 u->output.free->next = NULL; | |
1229 | |
1230 u->output.buf->pos = u->output.buf->start; | |
1231 u->output.buf->last = u->output.buf->start; | |
509 | 1232 } |
479 | 1233 |
1234 u->output.buf = NULL; | |
1235 u->output.in = NULL; | |
1236 u->output.busy = NULL; | |
577 | 1237 |
581 | 1238 /* reinit u->buffer */ |
577 | 1239 |
2592
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1240 u->buffer.pos = u->buffer.start; |
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1241 |
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1242 #if (NGX_HTTP_CACHE) |
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1243 |
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1244 if (r->cache) { |
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1245 u->buffer.pos += r->cache->header_start; |
479 | 1246 } |
509 | 1247 |
479 | 1248 #endif |
1249 | |
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1250 u->buffer.last = u->buffer.pos; |
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1251 |
509 | 1252 return NGX_OK; |
479 | 1253 } |
1254 | |
1255 | |
487 | 1256 static void |
1257 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1258 { |
1153
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1259 ngx_int_t rc; |
483 | 1260 ngx_connection_t *c; |
577 | 1261 |
479 | 1262 c = u->peer.connection; |
1263 | |
1264 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
1265 "http upstream send request"); | |
1266 | |
1153
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1267 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1268 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1269 return; |
479 | 1270 } |
1271 | |
483 | 1272 c->log->action = "sending request to upstream"; |
479 | 1273 |
509 | 1274 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
479 | 1275 |
1276 u->request_sent = 1; | |
1277 | |
1278 if (rc == NGX_ERROR) { | |
1279 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1280 return; | |
1281 } | |
1282 | |
1283 if (c->write->timer_set) { | |
1284 ngx_del_timer(c->write); | |
1285 } | |
1286 | |
1287 if (rc == NGX_AGAIN) { | |
1288 ngx_add_timer(c->write, u->conf->send_timeout); | |
1289 | |
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1290 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
479 | 1291 ngx_http_upstream_finalize_request(r, u, |
1292 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1293 return; | |
1294 } | |
1295 | |
1296 return; | |
1297 } | |
1298 | |
1299 /* rc == NGX_OK */ | |
1300 | |
1301 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
1302 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
1303 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
1304 ngx_tcp_push_n " failed"); | |
1305 ngx_http_upstream_finalize_request(r, u, | |
1306 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
577 | 1307 return; |
479 | 1308 } |
1309 | |
1310 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
1311 } | |
577 | 1312 |
479 | 1313 ngx_add_timer(c->read, u->conf->read_timeout); |
1314 | |
1315 #if 1 | |
1316 if (c->read->ready) { | |
577 | 1317 |
479 | 1318 /* post aio operation */ |
1319 | |
1320 /* | |
1321 * TODO comment | |
1322 * although we can post aio operation just in the end | |
1323 * of ngx_http_upstream_connect() CHECK IT !!! | |
1324 * it's better to do here because we postpone header buffer allocation | |
1325 */ | |
1326 | |
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1327 ngx_http_upstream_process_header(r, u); |
479 | 1328 return; |
1329 } | |
1330 #endif | |
1331 | |
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1332 u->write_event_handler = ngx_http_upstream_dummy_handler; |
479 | 1333 |
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1334 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
479 | 1335 ngx_http_upstream_finalize_request(r, u, |
1336 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1337 return; | |
1338 } | |
1339 } | |
1340 | |
1341 | |
487 | 1342 static void |
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1343 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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1344 ngx_http_upstream_t *u) |
479 | 1345 { |
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1346 ngx_connection_t *c; |
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1347 |
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1348 c = u->peer.connection; |
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1349 |
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1350 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 1351 "http upstream send request handler"); |
1352 | |
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1353 if (c->write->timedout) { |
479 | 1354 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1355 return; | |
1356 } | |
1357 | |
591 | 1358 #if (NGX_HTTP_SSL) |
1359 | |
1658 | 1360 if (u->ssl && c->ssl == NULL) { |
591 | 1361 ngx_http_upstream_ssl_init_connection(r, u, c); |
1362 return; | |
1363 } | |
1364 | |
1365 #endif | |
1366 | |
651 | 1367 if (u->header_sent) { |
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1368 u->write_event_handler = ngx_http_upstream_dummy_handler; |
651 | 1369 |
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1370 (void) ngx_handle_write_event(c->write, 0); |
651 | 1371 |
1372 return; | |
1373 } | |
1374 | |
479 | 1375 ngx_http_upstream_send_request(r, u); |
1376 } | |
1377 | |
1378 | |
487 | 1379 static void |
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1380 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1381 { |
2592
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1382 ssize_t n; |
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1383 ngx_int_t rc; |
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1384 ngx_connection_t *c; |
479 | 1385 |
2386
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1386 c = u->peer.connection; |
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1387 |
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1388 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
483 | 1389 "http upstream process header"); |
479 | 1390 |
483 | 1391 c->log->action = "reading response header from upstream"; |
479 | 1392 |
2386
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Igor Sysoev <igor@sysoev.ru>
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1393 if (c->read->timedout) { |
479 | 1394 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1395 return; | |
1396 } | |
577 | 1397 |
1153
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1398 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1399 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1153
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separate ngx_http_upstream_test_connect() and
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diff
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|
1400 return; |
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diff
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1401 } |
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Igor Sysoev <igor@sysoev.ru>
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1402 |
581 | 1403 if (u->buffer.start == NULL) { |
1404 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
1405 if (u->buffer.start == NULL) { | |
479 | 1406 ngx_http_upstream_finalize_request(r, u, |
1407 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1408 return; | |
1409 } | |
1410 | |
581 | 1411 u->buffer.pos = u->buffer.start; |
1412 u->buffer.last = u->buffer.start; | |
1413 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
1414 u->buffer.temporary = 1; | |
1415 | |
1416 u->buffer.tag = u->output.tag; | |
479 | 1417 |
1705 | 1418 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
581 | 1419 sizeof(ngx_table_elt_t)) |
1420 != NGX_OK) | |
509 | 1421 { |
1422 ngx_http_upstream_finalize_request(r, u, | |
1423 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1424 return; | |
1425 } | |
1426 | |
2592
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1427 #if (NGX_HTTP_CACHE) |
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1428 |
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1429 if (r->cache) { |
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|
1430 u->buffer.pos += r->cache->header_start; |
581 | 1431 u->buffer.last = u->buffer.pos; |
479 | 1432 } |
1433 #endif | |
1434 } | |
1435 | |
2360
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1436 for ( ;; ) { |
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read and process upstream header in cycle,
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|
1437 |
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read and process upstream header in cycle,
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1438 n = c->recv(c, u->buffer.last, u->buffer.end - u->buffer.last); |
64854406b1f9
read and process upstream header in cycle,
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|
1439 |
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read and process upstream header in cycle,
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|
1440 if (n == NGX_AGAIN) { |
479 | 1441 #if 0 |
2360
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read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
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|
1442 ngx_add_timer(rev, u->read_timeout); |
479 | 1443 #endif |
1444 | |
2386
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1445 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
2360
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read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
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|
1446 ngx_http_upstream_finalize_request(r, u, |
479 | 1447 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2360
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1448 return; |
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Igor Sysoev <igor@sysoev.ru>
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|
1449 } |
64854406b1f9
read and process upstream header in cycle,
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|
1450 |
64854406b1f9
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1451 return; |
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|
1452 } |
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|
1453 |
64854406b1f9
read and process upstream header in cycle,
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|
1454 if (n == 0) { |
2386
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Igor Sysoev <igor@sysoev.ru>
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|
1455 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
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|
1456 "upstream prematurely closed connection"); |
64854406b1f9
read and process upstream header in cycle,
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|
1457 } |
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read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
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|
1458 |
64854406b1f9
read and process upstream header in cycle,
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|
1459 if (n == NGX_ERROR || n == 0) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
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|
1460 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
479 | 1461 return; |
1462 } | |
1463 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1464 u->buffer.last += n; |
479 | 1465 |
1466 #if 0 | |
2360
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read and process upstream header in cycle,
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diff
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|
1467 u->valid_header_in = 0; |
64854406b1f9
read and process upstream header in cycle,
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|
1468 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
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|
1469 u->peer.cached = 0; |
479 | 1470 #endif |
1471 | |
2360
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read and process upstream header in cycle,
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|
1472 rc = u->process_header(r); |
64854406b1f9
read and process upstream header in cycle,
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|
1473 |
64854406b1f9
read and process upstream header in cycle,
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|
1474 if (rc == NGX_AGAIN) { |
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|
1475 |
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Igor Sysoev <igor@sysoev.ru>
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|
1476 if (u->buffer.pos == u->buffer.end) { |
2386
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Igor Sysoev <igor@sysoev.ru>
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|
1477 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1478 "upstream sent too big header"); |
64854406b1f9
read and process upstream header in cycle,
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|
1479 |
64854406b1f9
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|
1480 ngx_http_upstream_next(r, u, |
64854406b1f9
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|
1481 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
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|
1482 return; |
64854406b1f9
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Igor Sysoev <igor@sysoev.ru>
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|
1483 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
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|
1484 |
64854406b1f9
read and process upstream header in cycle,
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|
1485 continue; |
479 | 1486 } |
1487 | |
2360
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diff
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|
1488 break; |
479 | 1489 } |
1490 | |
1491 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
1492 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
1493 return; | |
1494 } | |
1495 | |
1699
976db8c6fb64
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Igor Sysoev <igor@sysoev.ru>
parents:
1693
diff
changeset
|
1496 if (rc == NGX_ERROR) { |
479 | 1497 ngx_http_upstream_finalize_request(r, u, |
1498 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1499 return; | |
1500 } | |
1501 | |
1502 /* rc == NGX_OK */ | |
1503 | |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
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2267
diff
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|
1504 if (u->headers_in.status_n >= NGX_HTTP_BAD_REQUEST) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1505 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1506 if (r->subrequest_in_memory) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1507 u->buffer.last = u->buffer.pos; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1508 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1509 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1510 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
509 | 1511 return; |
1512 } | |
1513 | |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1514 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
|
1515 return; |
487 | 1516 } |
1517 } | |
1518 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1519 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
515 | 1520 return; |
1521 } | |
1522 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1523 if (!r->subrequest_in_memory) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1524 ngx_http_upstream_send_response(r, u); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1525 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1526 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1527 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1528 /* subrequest content in memory */ |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1529 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1530 if (u->input_filter == NULL) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1531 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1532 u->input_filter = ngx_http_upstream_non_buffered_filter; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1533 u->input_filter_ctx = r; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1534 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1535 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1536 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1537 ngx_http_upstream_finalize_request(r, u, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1538 NGX_HTTP_INTERNAL_SERVER_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1539 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1540 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1541 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1542 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
|
1543 |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1544 if (n) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1545 u->buffer.last -= n; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1546 |
2402 | 1547 u->state->response_length += n; |
1548 | |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1549 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
|
1550 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1551 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1552 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1553 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1554 if (u->length == 0) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1555 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
|
1556 return; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1557 } |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1558 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1559 |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1560 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
|
1561 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1562 ngx_http_upstream_process_body_in_memory(r, u); |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1563 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1564 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1565 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1566 static ngx_int_t |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1567 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
|
1568 { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1569 ngx_uint_t status; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1570 ngx_http_upstream_next_t *un; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1571 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1572 status = u->headers_in.status_n; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1573 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1574 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
|
1575 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1576 if (status != un->status) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1577 continue; |
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 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1580 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
|
1581 ngx_http_upstream_next(r, u, un->mask); |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1582 return NGX_OK; |
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 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1585 #if (NGX_HTTP_CACHE) |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1586 |
2952 | 1587 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
1588 && (u->conf->cache_use_stale & un->mask)) | |
1589 { | |
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1590 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
|
1591 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1592 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
|
1593 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1594 if (rc == NGX_OK) { |
2952 | 1595 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
|
1596 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
|
1597 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1598 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1599 ngx_http_upstream_finalize_request(r, u, rc); |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1600 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1601 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1602 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1603 #endif |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1604 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1605 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1606 return NGX_DECLINED; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1607 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1608 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1609 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1610 static ngx_int_t |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1611 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
|
1612 ngx_http_upstream_t *u) |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1613 { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1614 ngx_int_t status; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1615 ngx_uint_t i; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1616 ngx_table_elt_t *h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1617 ngx_http_err_page_t *err_page; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1618 ngx_http_core_loc_conf_t *clcf; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1619 |
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1620 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
|
1621 |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1622 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
|
1623 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
|
1624 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
|
1625 } |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1626 |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1627 if (!u->conf->intercept_errors) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1628 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1629 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1630 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1631 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
|
1632 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1633 if (clcf->error_pages == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1634 return NGX_DECLINED; |
920be89a3d2d
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|
1635 } |
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ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
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|
1636 |
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
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|
1637 err_page = clcf->error_pages->elts; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1638 for (i = 0; i < clcf->error_pages->nelts; i++) { |
920be89a3d2d
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parents:
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diff
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|
1639 |
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diff
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|
1640 if (err_page[i].status == status) { |
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
1641 |
2953
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1642 if (status == NGX_HTTP_UNAUTHORIZED |
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1643 && u->headers_in.www_authenticate) |
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1644 { |
2267
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Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1645 h = ngx_list_push(&r->headers_out.headers); |
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diff
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|
1646 |
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Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
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|
1647 if (h == NULL) { |
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Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1648 ngx_http_upstream_finalize_request(r, u, |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
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diff
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|
1649 NGX_HTTP_INTERNAL_SERVER_ERROR); |
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
1650 return NGX_OK; |
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
1651 } |
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1652 |
920be89a3d2d
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|
1653 *h = *u->headers_in.www_authenticate; |
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
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|
1654 |
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1655 r->headers_out.www_authenticate = h; |
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changeset
|
1656 } |
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ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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|
1657 |
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Igor Sysoev <igor@sysoev.ru>
parents:
2244
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changeset
|
1658 ngx_http_upstream_finalize_request(r, u, status); |
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1659 |
920be89a3d2d
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parents:
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|
1660 return NGX_OK; |
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2244
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|
1661 } |
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|
1662 } |
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ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
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|
1663 |
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Igor Sysoev <igor@sysoev.ru>
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2244
diff
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|
1664 return NGX_DECLINED; |
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1665 } |
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
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|
1666 |
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Igor Sysoev <igor@sysoev.ru>
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2244
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|
1667 |
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Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1668 static ngx_int_t |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1669 ngx_http_upstream_test_connect(ngx_connection_t *c) |
c843f3df3b85
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1670 { |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1671 int err; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1672 socklen_t len; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1673 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1674 #if (NGX_HAVE_KQUEUE) |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1675 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1676 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
1166 | 1677 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
|
1678 c->log->action = "connecting to upstream"; |
1166 | 1679 (void) ngx_connection_error(c, c->write->kq_errno, |
1680 "kevent() reported that connect() failed"); | |
1681 return NGX_ERROR; | |
1682 } | |
1153
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:
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diff
changeset
|
1684 } else |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1685 #endif |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1686 { |
1166 | 1687 err = 0; |
1688 len = sizeof(int); | |
1689 | |
1690 /* | |
1691 * BSDs and Linux return 0 and set a pending error in err | |
1692 * Solaris returns -1 and sets errno | |
1693 */ | |
1694 | |
1695 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1696 == -1) | |
1697 { | |
1698 err = ngx_errno; | |
1699 } | |
1700 | |
1701 if (err) { | |
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1702 c->log->action = "connecting to upstream"; |
1166 | 1703 (void) ngx_connection_error(c, err, "connect() failed"); |
1704 return NGX_ERROR; | |
1705 } | |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1706 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1707 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1708 return NGX_OK; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1709 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1710 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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1143
diff
changeset
|
1711 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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2536
diff
changeset
|
1712 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1713 ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) |
3a8a53c0c42f
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2536
diff
changeset
|
1714 { |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1715 ngx_str_t *uri, args; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1716 ngx_uint_t i, flags; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1717 ngx_list_part_t *part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1718 ngx_table_elt_t *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1719 ngx_http_upstream_header_t *hh; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1720 ngx_http_upstream_main_conf_t *umcf; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1721 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1722 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
|
1723 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1724 if (u->headers_in.x_accel_redirect |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1725 && !(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
|
1726 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1727 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
3a8a53c0c42f
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2536
diff
changeset
|
1728 |
3a8a53c0c42f
a prelimiary proxy cache support
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2536
diff
changeset
|
1729 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1730 h = part->elts; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1731 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1732 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
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2536
diff
changeset
|
1733 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1734 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1735 if (part->next == NULL) { |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1736 break; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1737 } |
3a8a53c0c42f
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2536
diff
changeset
|
1738 |
3a8a53c0c42f
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2536
diff
changeset
|
1739 part = part->next; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1740 h = part->elts; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1741 i = 0; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1742 } |
3a8a53c0c42f
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2536
diff
changeset
|
1743 |
3a8a53c0c42f
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2536
diff
changeset
|
1744 hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1745 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1746 |
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2536
diff
changeset
|
1747 if (hh && hh->redirect) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1748 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1749 ngx_http_finalize_request(r, |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1750 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1751 return NGX_DONE; |
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1752 } |
3a8a53c0c42f
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2536
diff
changeset
|
1753 } |
3a8a53c0c42f
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diff
changeset
|
1754 } |
3a8a53c0c42f
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2536
diff
changeset
|
1755 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1756 uri = &u->headers_in.x_accel_redirect->value; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1757 args.len = 0; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1758 args.data = NULL; |
3a8a53c0c42f
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2536
diff
changeset
|
1759 flags = 0; |
3a8a53c0c42f
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2536
diff
changeset
|
1760 |
3a8a53c0c42f
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2536
diff
changeset
|
1761 if (ngx_http_parse_unsafe_uri(r, uri, &args, &flags) != NGX_OK) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1762 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
3a8a53c0c42f
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2536
diff
changeset
|
1763 return NGX_DONE; |
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2536
diff
changeset
|
1764 } |
3a8a53c0c42f
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2536
diff
changeset
|
1765 |
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1766 if (flags & NGX_HTTP_ZERO_IN_URI) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1767 r->zero_in_uri = 1; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1768 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1769 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1770 if (r->method != NGX_HTTP_HEAD) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1771 r->method = NGX_HTTP_GET; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1772 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1773 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1774 r->valid_unparsed_uri = 0; |
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 ngx_http_internal_redirect(r, uri, &args); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1777 return NGX_DONE; |
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 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1781 h = part->elts; |
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 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1784 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1785 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1786 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1787 break; |
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 = part->next; |
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 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1793 } |
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 (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
|
1796 h[i].lowcase_key, h[i].key.len)) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1797 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1798 continue; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1801 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
|
1802 h[i].lowcase_key, h[i].key.len); |
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 if (hh) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1805 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
|
1806 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1807 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1808 return NGX_DONE; |
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 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1812 } |
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 (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
|
1815 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1816 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1817 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1818 } |
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 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
|
1822 r->headers_out.server->hash = 0; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1825 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
|
1826 r->headers_out.date->hash = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1827 } |
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 r->headers_out.status = u->headers_in.status_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1830 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
|
1831 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1832 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
|
1833 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1834 if (r->headers_out.content_length_n != -1) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1835 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
|
1836 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1837 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1838 u->length = NGX_MAX_SIZE_T_VALUE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1839 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1840 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1841 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1842 } |
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 |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1845 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1846 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
|
1847 ngx_http_upstream_t *u) |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1848 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1849 size_t size; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1850 ssize_t n; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1851 ngx_buf_t *b; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1852 ngx_event_t *rev; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1853 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1854 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1855 c = u->peer.connection; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1856 rev = c->read; |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1857 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1858 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1859 "http upstream process body on memory"); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1860 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1861 if (rev->timedout) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1862 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1863 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1864 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1865 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1866 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1867 b = &u->buffer; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1868 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1869 for ( ;; ) { |
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 size = b->end - b->last; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1872 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1873 if (size == 0) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1874 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1875 "upstream buffer is too small to read repsonse"); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1876 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1877 return; |
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 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1880 n = c->recv(c, b->last, size); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1881 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1882 if (n == NGX_AGAIN) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1883 break; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1884 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1885 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1886 if (n == 0 || n == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1887 ngx_http_upstream_finalize_request(r, u, n); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1888 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1889 } |
4ab852b691f5
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1890 |
2402 | 1891 u->state->response_length += n; |
1892 | |
777
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1893 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
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1894 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1895 return; |
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1896 } |
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1897 |
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1898 if (!rev->ready) { |
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1899 break; |
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1900 } |
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1901 } |
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1902 |
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1903 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
777
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1904 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1905 return; |
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1906 } |
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1907 |
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1908 if (rev->active) { |
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1909 ngx_add_timer(rev, u->conf->read_timeout); |
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1910 |
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1911 } else if (rev->timer_set) { |
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1912 ngx_del_timer(rev); |
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1913 } |
681 | 1914 } |
1915 | |
1916 | |
1917 static void | |
1918 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
1919 { | |
1920 int tcp_nodelay; | |
2402 | 1921 ssize_t n; |
681 | 1922 ngx_int_t rc; |
1923 ngx_event_pipe_t *p; | |
1924 ngx_connection_t *c; | |
1925 ngx_http_core_loc_conf_t *clcf; | |
1926 | |
509 | 1927 rc = ngx_http_send_header(r); |
479 | 1928 |
2701 | 1929 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
485 | 1930 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 1931 return; |
1932 } | |
1933 | |
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1934 c = r->connection; |
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1935 |
2701 | 1936 if (r->header_only) { |
2704
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1937 |
2701 | 1938 if (u->cacheable || u->store) { |
2704
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1939 |
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1940 if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { |
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1941 ngx_connection_error(c, ngx_socket_errno, |
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1942 ngx_shutdown_socket_n " failed"); |
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1943 } |
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1944 |
2701 | 1945 r->read_event_handler = ngx_http_request_empty_handler; |
1946 r->write_event_handler = ngx_http_request_empty_handler; | |
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1947 c->error = 1; |
2701 | 1948 |
1949 } else { | |
1950 ngx_http_upstream_finalize_request(r, u, rc); | |
1951 return; | |
1952 } | |
1953 } | |
1954 | |
479 | 1955 u->header_sent = 1; |
1956 | |
573 | 1957 if (r->request_body && r->request_body->temp_file) { |
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1958 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
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1959 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
563 | 1960 } |
1961 | |
581 | 1962 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
1963 | |
649 | 1964 if (!u->buffering) { |
581 | 1965 |
1966 if (u->input_filter == NULL) { | |
1967 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
1968 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
1969 u->input_filter_ctx = r; | |
1970 } | |
1971 | |
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|
1972 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
581 | 1973 r->write_event_handler = |
1974 ngx_http_upstream_process_non_buffered_downstream; | |
1975 | |
1976 r->limit_rate = 0; | |
1977 | |
1978 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
1979 ngx_http_upstream_finalize_request(r, u, 0); | |
1980 return; | |
1981 } | |
1982 | |
583 | 1983 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
1984 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
1985 | |
1986 tcp_nodelay = 1; | |
1987 | |
1988 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
1989 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
1990 { | |
1991 ngx_connection_error(c, ngx_socket_errno, | |
1992 "setsockopt(TCP_NODELAY) failed"); | |
1993 ngx_http_upstream_finalize_request(r, u, 0); | |
1994 return; | |
1995 } | |
1996 | |
1997 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
1998 } | |
1999 | |
2402 | 2000 n = u->buffer.last - u->buffer.pos; |
2001 | |
2002 if (n) { | |
581 | 2003 u->buffer.last = u->buffer.pos; |
2004 | |
2402 | 2005 u->state->response_length += n; |
2006 | |
2007 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
581 | 2008 ngx_http_upstream_finalize_request(r, u, 0); |
2009 return; | |
2010 } | |
2011 | |
2381
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|
2012 ngx_http_upstream_process_non_buffered_downstream(r); |
581 | 2013 |
2014 } else { | |
2015 u->buffer.pos = u->buffer.start; | |
2016 u->buffer.last = u->buffer.start; | |
2017 | |
2018 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
2019 ngx_http_upstream_finalize_request(r, u, 0); | |
2020 return; | |
2021 } | |
1468
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diff
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|
2022 |
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|
2023 if (u->peer.connection->read->ready) { |
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Igor Sysoev <igor@sysoev.ru>
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2381
diff
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|
2024 ngx_http_upstream_process_non_buffered_upstream(r, u); |
1468
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|
2025 } |
581 | 2026 } |
2027 | |
2028 return; | |
2029 } | |
2030 | |
479 | 2031 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
2032 | |
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2033 #if (NGX_HTTP_CACHE) |
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2034 |
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2035 if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { |
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2036 ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); |
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2037 r->cache->file.fd = NGX_INVALID_FILE; |
479 | 2038 } |
2039 | |
1565 | 2040 if (u->cacheable) { |
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2041 time_t now, valid; |
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2042 |
2663
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2043 now = ngx_time(); |
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2044 |
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2045 valid = r->cache->valid_sec; |
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2046 |
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2047 if (valid == 0) { |
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|
2048 valid = ngx_http_file_cache_valid(u->conf->cache_valid, |
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2049 u->headers_in.status_n); |
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2050 if (valid) { |
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|
2051 r->cache->valid_sec = now + valid; |
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2052 } |
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2053 } |
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|
2054 |
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2055 if (valid) { |
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2056 r->cache->last_modified = r->headers_out.last_modified_time; |
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2057 r->cache->date = now; |
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2058 r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); |
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2059 |
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2060 if (r->headers_out.content_length_n != -1) { |
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2061 r->cache->length = r->cache->body_start |
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2062 + r->headers_out.content_length_n; |
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2063 } |
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2064 |
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2065 ngx_http_file_cache_set_header(r, u->buffer.start); |
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2066 |
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2067 } else { |
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2068 u->cacheable = 0; |
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2069 r->headers_out.last_modified_time = -1; |
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2070 } |
479 | 2071 } |
2072 | |
2690 | 2073 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2074 "http cacheable: %d", u->cacheable); | |
2075 | |
479 | 2076 #endif |
2077 | |
581 | 2078 p = u->pipe; |
479 | 2079 |
2080 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
2081 p->output_ctx = r; | |
2082 p->tag = u->output.tag; | |
577 | 2083 p->bufs = u->conf->bufs; |
479 | 2084 p->busy_size = u->conf->busy_buffers_size; |
2085 p->upstream = u->peer.connection; | |
583 | 2086 p->downstream = c; |
479 | 2087 p->pool = r->pool; |
583 | 2088 p->log = c->log; |
577 | 2089 |
1565 | 2090 p->cacheable = u->cacheable || u->store; |
479 | 2091 |
501 | 2092 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
2093 if (p->temp_file == NULL) { | |
479 | 2094 ngx_http_upstream_finalize_request(r, u, 0); |
2095 return; | |
2096 } | |
2097 | |
2098 p->temp_file->file.fd = NGX_INVALID_FILE; | |
583 | 2099 p->temp_file->file.log = c->log; |
479 | 2100 p->temp_file->path = u->conf->temp_path; |
2101 p->temp_file->pool = r->pool; | |
577 | 2102 |
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2103 if (p->cacheable) { |
479 | 2104 p->temp_file->persistent = 1; |
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2105 |
479 | 2106 } else { |
667 | 2107 p->temp_file->log_level = NGX_LOG_WARN; |
479 | 2108 p->temp_file->warn = "an upstream response is buffered " |
2109 "to a temporary file"; | |
2110 } | |
2111 | |
2112 p->max_temp_file_size = u->conf->max_temp_file_size; | |
2113 p->temp_file_write_size = u->conf->temp_file_write_size; | |
2114 | |
501 | 2115 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
2116 if (p->preread_bufs == NULL) { | |
479 | 2117 ngx_http_upstream_finalize_request(r, u, 0); |
2118 return; | |
2119 } | |
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|
2120 |
581 | 2121 p->preread_bufs->buf = &u->buffer; |
479 | 2122 p->preread_bufs->next = NULL; |
581 | 2123 u->buffer.recycled = 1; |
2124 | |
2125 p->preread_size = u->buffer.last - u->buffer.pos; | |
479 | 2126 |
1565 | 2127 if (u->cacheable) { |
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|
2128 |
479 | 2129 p->buf_to_file = ngx_calloc_buf(r->pool); |
2130 if (p->buf_to_file == NULL) { | |
2131 ngx_http_upstream_finalize_request(r, u, 0); | |
2132 return; | |
2133 } | |
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2134 |
581 | 2135 p->buf_to_file->pos = u->buffer.start; |
2136 p->buf_to_file->last = u->buffer.pos; | |
479 | 2137 p->buf_to_file->temporary = 1; |
2138 } | |
2139 | |
2140 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
2141 /* the posted aio operation may currupt a shadow buffer */ | |
2142 p->single_buf = 1; | |
2143 } | |
2144 | |
2145 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
2146 p->free_bufs = 1; | |
2147 | |
2148 /* | |
581 | 2149 * event_pipe would do u->buffer.last += p->preread_size |
479 | 2150 * as though these bytes were read |
2151 */ | |
581 | 2152 u->buffer.last = u->buffer.pos; |
479 | 2153 |
2154 if (u->conf->cyclic_temp_file) { | |
2155 | |
2156 /* | |
2157 * we need to disable the use of sendfile() if we use cyclic temp file | |
2158 * because the writing a new data may interfere with sendfile() | |
2159 * that uses the same kernel file pages (at least on FreeBSD) | |
2160 */ | |
2161 | |
2162 p->cyclic_temp_file = 1; | |
583 | 2163 c->sendfile = 0; |
479 | 2164 |
2165 } else { | |
2166 p->cyclic_temp_file = 0; | |
2167 } | |
2168 | |
2169 p->read_timeout = u->conf->read_timeout; | |
2170 p->send_timeout = clcf->send_timeout; | |
2171 p->send_lowat = clcf->send_lowat; | |
2172 | |
2381
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2173 u->read_event_handler = ngx_http_upstream_process_upstream; |
509 | 2174 r->write_event_handler = ngx_http_upstream_process_downstream; |
479 | 2175 |
2386
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2176 ngx_http_upstream_process_upstream(r, u); |
479 | 2177 } |
2178 | |
2179 | |
487 | 2180 static void |
581 | 2181 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
2182 { | |
2381
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2183 ngx_event_t *wev; |
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2184 ngx_connection_t *c; |
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2185 ngx_http_upstream_t *u; |
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2186 |
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2187 c = r->connection; |
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2188 u = r->upstream; |
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2189 wev = c->write; |
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2190 |
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2191 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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2192 "http upstream process non buffered downstream"); |
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2193 |
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2194 c->log->action = "sending to client"; |
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2195 |
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2196 if (wev->timedout) { |
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2197 c->timedout = 1; |
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2198 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
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2199 ngx_http_upstream_finalize_request(r, u, 0); |
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2200 return; |
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2201 } |
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2202 |
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2203 ngx_http_upstream_process_non_buffered_request(r, 1); |
581 | 2204 } |
2205 | |
2206 | |
2207 static void | |
2386
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2208 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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2209 ngx_http_upstream_t *u) |
2381
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2210 { |
2386
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2211 ngx_connection_t *c; |
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2212 |
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2213 c = u->peer.connection; |
2381
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2214 |
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2215 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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2216 "http upstream process non buffered upstream"); |
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2217 |
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2218 c->log->action = "reading upstream"; |
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2219 |
2386
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2220 if (c->read->timedout) { |
2381
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2221 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
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2222 ngx_http_upstream_finalize_request(r, u, 0); |
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2223 return; |
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2224 } |
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2225 |
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2226 ngx_http_upstream_process_non_buffered_request(r, 0); |
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2227 } |
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2228 |
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2229 |
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2230 static void |
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2231 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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2232 ngx_uint_t do_write) |
581 | 2233 { |
2234 size_t size; | |
2235 ssize_t n; | |
2236 ngx_buf_t *b; | |
583 | 2237 ngx_int_t rc; |
2381
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2238 ngx_connection_t *downstream, *upstream; |
581 | 2239 ngx_http_upstream_t *u; |
2240 ngx_http_core_loc_conf_t *clcf; | |
2241 | |
756
d904b5cb3bba
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2242 u = r->upstream; |
884 | 2243 downstream = r->connection; |
2244 upstream = u->peer.connection; | |
581 | 2245 |
2246 b = &u->buffer; | |
2247 | |
2381
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diff
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|
2248 do_write = do_write || u->length == 0; |
581 | 2249 |
2250 for ( ;; ) { | |
2251 | |
2252 if (do_write) { | |
2253 | |
2254 if (u->out_bufs || u->busy_bufs) { | |
583 | 2255 rc = ngx_http_output_filter(r, u->out_bufs); |
2256 | |
884 | 2257 if (downstream->destroyed) { |
583 | 2258 return; |
2259 } | |
2260 | |
2261 if (rc == NGX_ERROR) { | |
581 | 2262 ngx_http_upstream_finalize_request(r, u, 0); |
2263 return; | |
2264 } | |
2265 | |
2266 ngx_chain_update_chains(&u->free_bufs, &u->busy_bufs, | |
2267 &u->out_bufs, u->output.tag); | |
2268 } | |
2269 | |
2270 if (u->busy_bufs == NULL) { | |
2271 | |
2272 if (u->length == 0 | |
884 | 2273 || upstream->read->eof |
2274 || upstream->read->error) | |
581 | 2275 { |
2276 ngx_http_upstream_finalize_request(r, u, 0); | |
2277 return; | |
2278 } | |
2279 | |
2280 b->pos = b->start; | |
2281 b->last = b->start; | |
2282 } | |
2283 } | |
2284 | |
2285 size = b->end - b->last; | |
2286 | |
2287 if (size > u->length) { | |
2288 size = u->length; | |
2289 } | |
2290 | |
884 | 2291 if (size && upstream->read->ready) { |
2292 | |
2293 n = upstream->recv(upstream, b->last, size); | |
581 | 2294 |
2295 if (n == NGX_AGAIN) { | |
2296 break; | |
2297 } | |
2298 | |
2299 if (n > 0) { | |
2402 | 2300 u->state->response_length += n; |
2301 | |
581 | 2302 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
2303 ngx_http_upstream_finalize_request(r, u, 0); | |
2304 return; | |
2305 } | |
2306 } | |
2307 | |
2308 do_write = 1; | |
2309 | |
2310 continue; | |
2311 } | |
2312 | |
2313 break; | |
2314 } | |
2315 | |
2381
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|
2316 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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diff
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|
2317 |
884 | 2318 if (downstream->data == r) { |
2319 if (ngx_handle_write_event(downstream->write, clcf->send_lowat) | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2320 != NGX_OK) |
583 | 2321 { |
2322 ngx_http_upstream_finalize_request(r, u, 0); | |
2323 return; | |
2324 } | |
581 | 2325 } |
2326 | |
1063
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Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2327 if (downstream->write->active && !downstream->write->ready) { |
884 | 2328 ngx_add_timer(downstream->write, clcf->send_timeout); |
2329 | |
2330 } else if (downstream->write->timer_set) { | |
2331 ngx_del_timer(downstream->write); | |
581 | 2332 } |
2333 | |
2377
87b8c44906b5
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Igor Sysoev <igor@sysoev.ru>
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2360
diff
changeset
|
2334 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
581 | 2335 ngx_http_upstream_finalize_request(r, u, 0); |
2336 return; | |
2337 } | |
2338 | |
1063
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Igor Sysoev <igor@sysoev.ru>
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1031
diff
changeset
|
2339 if (upstream->read->active && !upstream->read->ready) { |
884 | 2340 ngx_add_timer(upstream->read, u->conf->read_timeout); |
2341 | |
2342 } else if (upstream->read->timer_set) { | |
2343 ngx_del_timer(upstream->read); | |
581 | 2344 } |
2345 } | |
2346 | |
2347 | |
2348 static ngx_int_t | |
2349 ngx_http_upstream_non_buffered_filter_init(void *data) | |
2350 { | |
2351 return NGX_OK; | |
2352 } | |
2353 | |
2354 | |
2355 static ngx_int_t | |
2356 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
2357 { | |
2358 ngx_http_request_t *r = data; | |
2359 | |
2360 ngx_buf_t *b; | |
2361 ngx_chain_t *cl, **ll; | |
2362 ngx_http_upstream_t *u; | |
2363 | |
2364 u = r->upstream; | |
2365 | |
2366 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
2367 ll = &cl->next; | |
2368 } | |
2369 | |
2370 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
2371 if (cl == NULL) { | |
2372 return NGX_ERROR; | |
2373 } | |
2374 | |
2375 *ll = cl; | |
2376 | |
2377 cl->buf->flush = 1; | |
2378 cl->buf->memory = 1; | |
2379 | |
2380 b = &u->buffer; | |
2381 | |
2382 cl->buf->pos = b->last; | |
2383 b->last += bytes; | |
2384 cl->buf->last = b->last; | |
1908
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2385 cl->buf->tag = u->output.tag; |
581 | 2386 |
2387 if (u->length == NGX_MAX_SIZE_T_VALUE) { | |
2388 return NGX_OK; | |
2389 } | |
2390 | |
2391 u->length -= bytes; | |
2392 | |
2393 return NGX_OK; | |
2394 } | |
2395 | |
2396 | |
2397 static void | |
509 | 2398 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
2399 { | |
2381
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2400 ngx_event_t *wev; |
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2401 ngx_connection_t *c; |
509 | 2402 ngx_event_pipe_t *p; |
479 | 2403 ngx_http_upstream_t *u; |
2404 | |
2381
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2405 c = r->connection; |
479 | 2406 u = r->upstream; |
581 | 2407 p = u->pipe; |
2381
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2408 wev = c->write; |
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2409 |
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2410 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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2411 "http upstream process downstream"); |
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2412 |
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2413 c->log->action = "sending to client"; |
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2414 |
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2415 if (wev->timedout) { |
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2416 |
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2417 if (wev->delayed) { |
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2418 |
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2419 wev->timedout = 0; |
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2420 wev->delayed = 0; |
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2421 |
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2422 if (!wev->ready) { |
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2423 ngx_add_timer(wev, p->send_timeout); |
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Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2424 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2425 if (ngx_handle_write_event(wev, p->send_lowat) != NGX_OK) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2426 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
|
2427 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2428 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2429 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2430 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2431 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2432 if (ngx_event_pipe(p, wev->write) == NGX_ABORT) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2433 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2434 if (c->destroyed) { |
527 | 2435 return; |
2436 } | |
2437 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2438 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
|
2439 return; |
527 | 2440 } |
479 | 2441 |
2442 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2443 p->downstream_error = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2444 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2445 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
479 | 2446 } |
2447 | |
2448 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2449 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2450 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2451 |
527 | 2452 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2453 "http downstream delayed"); | |
2454 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2455 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>
parents:
2360
diff
changeset
|
2456 ngx_http_upstream_finalize_request(r, u, 0); |
527 | 2457 } |
2458 | |
2459 return; | |
2460 } | |
2461 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2462 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2463 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2464 if (c->destroyed) { |
583 | 2465 return; |
2466 } | |
2467 | |
479 | 2468 ngx_http_upstream_finalize_request(r, u, 0); |
2469 return; | |
2470 } | |
2471 } | |
577 | 2472 |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2473 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
|
2474 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2475 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2476 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2477 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2478 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
|
2479 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
|
2480 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2481 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2482 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2483 c = u->peer.connection; |
2381
3d7a70173d77
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 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
|
2486 "http upstream process upstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2487 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2488 c->log->action = "reading upstream"; |
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 if (c->read->timedout) { |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2491 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
|
2492 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
|
2493 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2494 } else { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2495 c = r->connection; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2496 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2497 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
|
2498 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2499 if (c->destroyed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2500 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2501 } |
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 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
|
2504 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2505 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2506 } |
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 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
|
2509 } |
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 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2513 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
|
2514 { |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2515 ngx_uint_t del; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2516 ngx_temp_file_t *tf; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2517 ngx_event_pipe_t *p; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2518 ngx_http_upstream_t *u; |
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 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2521 p = u->pipe; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2522 |
479 | 2523 if (u->peer.connection) { |
2524 | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2525 if (u->store) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2526 |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2527 del = p->upstream_error; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2528 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2529 tf = u->pipe->temp_file; |
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2530 |
2463 | 2531 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
|
2532 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2533 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
|
2534 && (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
|
2535 || (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
|
2536 { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2537 ngx_http_upstream_store(r, u); |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2538 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2539 } else { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2540 del = 1; |
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 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2543 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2544 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
|
2545 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2546 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
|
2547 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2548 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
|
2549 ngx_delete_file_n " \"%s\" failed", |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2550 u->pipe->temp_file->file.name.data); |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2551 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2552 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2553 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2554 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2555 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2556 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2557 if (u->cacheable) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2558 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2559 if (p->upstream_done) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2560 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
|
2561 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2562 } else if (p->upstream_eof) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2563 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2564 /* TODO: check length & update 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 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
|
2567 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2568 } else if (p->upstream_error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2569 ngx_http_file_cache_free(r, u->pipe->temp_file); |
479 | 2570 } |
2571 } | |
2572 | |
2573 #endif | |
2574 | |
2575 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
|
2576 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2577 "http upstream exit: %p", p->out); |
479 | 2578 #if 0 |
2579 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2580 #endif | |
2581 ngx_http_upstream_finalize_request(r, u, 0); | |
2582 return; | |
2583 } | |
2584 } | |
2585 | |
2586 if (p->downstream_error) { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2587 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2588 "http upstream downstream error"); |
479 | 2589 |
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2590 if (!u->cacheable && !u->store && u->peer.connection) { |
479 | 2591 ngx_http_upstream_finalize_request(r, u, 0); |
2592 } | |
2593 } | |
2594 } | |
2595 | |
2596 | |
487 | 2597 static void |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2598 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
|
2599 { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2600 size_t root; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2601 time_t lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2602 ngx_str_t path; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2603 ngx_temp_file_t *tf; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2604 ngx_ext_rename_file_t ext; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2605 |
1777 | 2606 tf = u->pipe->temp_file; |
2607 | |
2608 if (tf->file.fd == NGX_INVALID_FILE) { | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2609 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2610 /* create file for empty 200 response */ |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2611 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2612 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
|
2613 if (tf == NULL) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2614 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2615 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2616 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2617 tf->file.fd = NGX_INVALID_FILE; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2618 tf->file.log = r->connection->log; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2619 tf->path = u->conf->temp_path; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2620 tf->pool = r->pool; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2621 tf->persistent = 1; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2622 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2623 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
|
2624 tf->persistent, tf->clean, tf->access) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2625 != NGX_OK) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2626 { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2627 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2628 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2629 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2630 u->pipe->temp_file = tf; |
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 |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2633 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
|
2634 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
|
2635 ext.time = -1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2636 ext.create_path = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2637 ext.delete_file = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2638 ext.log = r->connection->log; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2639 |
1705 | 2640 if (u->headers_in.last_modified) { |
2641 | |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2642 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
|
2643 u->headers_in.last_modified->value.len); |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2644 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2645 if (lm != NGX_ERROR) { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2646 ext.time = lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2647 ext.fd = tf->file.fd; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2648 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2649 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2650 |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2651 if (u->conf->store_lengths == NULL) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2652 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2653 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
|
2654 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2655 } else { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2656 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
|
2657 u->conf->store_values->elts) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2658 == NULL) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2659 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2660 return; |
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 } |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2663 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2664 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
|
2665 "upstream stores \"%s\" to \"%s\"", |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2666 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
|
2667 |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2668 (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
|
2669 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2670 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2671 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2672 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2673 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 2674 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2675 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 2676 "http upstream dummy handler"); |
2677 } | |
2678 | |
2679 | |
487 | 2680 static void |
2681 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
2682 ngx_uint_t ft_type) | |
479 | 2683 { |
884 | 2684 ngx_uint_t status, state; |
479 | 2685 |
2686 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
884 | 2687 "http next upstream, %xi", ft_type); |
479 | 2688 |
2689 #if 0 | |
2690 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2691 #endif | |
2692 | |
525 | 2693 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
884 | 2694 state = NGX_PEER_NEXT; |
525 | 2695 } else { |
884 | 2696 state = NGX_PEER_FAILED; |
479 | 2697 } |
525 | 2698 |
1378 | 2699 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
2700 u->peer.free(&u->peer, u->peer.data, state); | |
2701 } | |
525 | 2702 |
479 | 2703 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
2704 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
2705 "upstream timed out"); | |
2706 } | |
577 | 2707 |
479 | 2708 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
2709 status = 0; | |
2710 | |
2711 } else { | |
2712 switch(ft_type) { | |
2713 | |
2714 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
2715 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
2716 break; | |
2717 | |
2718 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
2719 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
2720 break; | |
2721 | |
2722 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
2723 status = NGX_HTTP_NOT_FOUND; | |
2724 break; | |
2725 | |
2726 /* | |
2727 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
2728 * never reach here | |
2729 */ | |
2730 | |
2731 default: | |
2732 status = NGX_HTTP_BAD_GATEWAY; | |
2733 } | |
2734 } | |
2735 | |
583 | 2736 if (r->connection->error) { |
479 | 2737 ngx_http_upstream_finalize_request(r, u, |
2738 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
2739 return; | |
2740 } | |
2741 | |
2742 if (status) { | |
2743 u->state->status = status; | |
2744 | |
525 | 2745 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
479 | 2746 |
2747 #if (NGX_HTTP_CACHE) | |
2748 | |
2952 | 2749 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
2750 && (u->conf->cache_use_stale & ft_type)) | |
2751 { | |
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2752 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
|
2753 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2754 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
|
2755 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2756 if (rc == NGX_OK) { |
2952 | 2757 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
|
2758 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
|
2759 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2760 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2761 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2762 return; |
2763 } | |
2764 #endif | |
2765 | |
2766 ngx_http_upstream_finalize_request(r, u, status); | |
2767 return; | |
2768 } | |
2769 } | |
2770 | |
2771 if (u->peer.connection) { | |
2772 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2773 "close http upstream connection: %d", | |
2774 u->peer.connection->fd); | |
577 | 2775 #if (NGX_HTTP_SSL) |
884 | 2776 |
577 | 2777 if (u->peer.connection->ssl) { |
884 | 2778 u->peer.connection->ssl->no_wait_shutdown = 1; |
2779 u->peer.connection->ssl->no_send_shutdown = 1; | |
2780 | |
2781 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2782 } |
2783 #endif | |
884 | 2784 |
479 | 2785 ngx_close_connection(u->peer.connection); |
2786 } | |
2787 | |
2788 #if 0 | |
2789 if (u->conf->busy_lock && !u->busy_locked) { | |
2790 ngx_http_upstream_busy_lock(p); | |
2791 return; | |
2792 } | |
2793 #endif | |
2794 | |
2795 ngx_http_upstream_connect(r, u); | |
2796 } | |
2797 | |
2798 | |
487 | 2799 static void |
569 | 2800 ngx_http_upstream_cleanup(void *data) |
2801 { | |
2802 ngx_http_request_t *r = data; | |
2803 | |
1705 | 2804 ngx_http_upstream_t *u; |
2805 | |
569 | 2806 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2807 "cleanup http upstream request: \"%V\"", &r->uri); | |
2808 | |
1705 | 2809 u = r->upstream; |
2810 | |
2811 if (u->resolved && u->resolved->ctx) { | |
2812 ngx_resolve_name_done(u->resolved->ctx); | |
1658 | 2813 } |
2814 | |
1705 | 2815 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
569 | 2816 } |
2817 | |
2818 | |
2819 static void | |
487 | 2820 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
2821 ngx_http_upstream_t *u, ngx_int_t rc) | |
479 | 2822 { |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2823 ngx_time_t *tp; |
563 | 2824 |
483 | 2825 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2826 "finalize http upstream request: %i", rc); | |
479 | 2827 |
2413 | 2828 if (u->cleanup) { |
2829 *u->cleanup = NULL; | |
2830 } | |
569 | 2831 |
1658 | 2832 if (u->state && u->state->response_sec) { |
563 | 2833 tp = ngx_timeofday(); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2834 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
|
2835 u->state->response_msec = tp->msec - u->state->response_msec; |
2402 | 2836 |
2837 if (u->pipe) { | |
2838 u->state->response_length = u->pipe->read_length; | |
2839 } | |
563 | 2840 } |
2841 | |
479 | 2842 u->finalize_request(r, rc); |
2843 | |
1658 | 2844 if (u->peer.free) { |
2845 u->peer.free(&u->peer, u->peer.data, 0); | |
2846 } | |
884 | 2847 |
479 | 2848 if (u->peer.connection) { |
884 | 2849 |
577 | 2850 #if (NGX_HTTP_SSL) |
2851 | |
2852 /* TODO: do not shutdown persistent connection */ | |
2853 | |
2854 if (u->peer.connection->ssl) { | |
884 | 2855 |
2856 /* | |
2857 * We send the "close notify" shutdown alert to the upstream only | |
2858 * and do not wait its "close notify" shutdown alert. | |
2859 * It is acceptable according to the TLS standard. | |
2860 */ | |
2861 | |
2862 u->peer.connection->ssl->no_wait_shutdown = 1; | |
2863 | |
2864 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2865 } |
2866 #endif | |
884 | 2867 |
2868 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2869 "close http upstream connection: %d", | |
2870 u->peer.connection->fd); | |
2871 | |
479 | 2872 ngx_close_connection(u->peer.connection); |
2873 } | |
2874 | |
483 | 2875 u->peer.connection = NULL; |
2876 | |
581 | 2877 if (u->pipe && u->pipe->temp_file) { |
479 | 2878 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2879 "http upstream temp fd: %d", | |
581 | 2880 u->pipe->temp_file->file.fd); |
479 | 2881 } |
2882 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2883 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2884 |
3012
f958084d4c12
fix segfault introduced in r3007
Igor Sysoev <igor@sysoev.ru>
parents:
3006
diff
changeset
|
2885 if (u->cacheable && r->cache) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2886 time_t valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2887 |
479 | 2888 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2889 "http upstream cache fd: %d", |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2890 r->cache->file.fd); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2891 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2892 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
|
2893 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2894 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
|
2895 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2896 if (valid) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2897 r->cache->valid_sec = ngx_time() + valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2898 r->cache->error = rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2899 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2900 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2901 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2902 ngx_http_file_cache_free(r, u->pipe->temp_file); |
479 | 2903 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2904 |
479 | 2905 #endif |
2906 | |
2692 | 2907 if (u->header_sent |
2908 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2909 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2910 rc = 0; |
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 |
515 | 2913 if (rc == NGX_DECLINED) { |
2914 return; | |
2915 } | |
2916 | |
483 | 2917 r->connection->log->action = "sending to client"; |
2918 | |
2971
87ddbe960172
fix ngx_http_send_special() for subrequests handled by perl
Igor Sysoev <igor@sysoev.ru>
parents:
2957
diff
changeset
|
2919 if (rc == 0) { |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2920 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
479 | 2921 } |
2922 | |
2923 ngx_http_finalize_request(r, rc); | |
2924 } | |
2925 | |
2926 | |
509 | 2927 static ngx_int_t |
2928 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
2929 ngx_uint_t offset) | |
577 | 2930 { |
509 | 2931 ngx_table_elt_t **ph; |
577 | 2932 |
509 | 2933 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
2934 | |
2935 if (*ph == NULL) { | |
2936 *ph = h; | |
2937 } | |
2938 | |
2939 return NGX_OK; | |
2940 } | |
2941 | |
2942 | |
2943 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
|
2944 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
|
2945 ngx_uint_t offset) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2946 { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2947 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2948 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2949 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2950 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2951 static ngx_int_t |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2952 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 2953 ngx_table_elt_t *h, ngx_uint_t offset) |
2954 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2955 ngx_array_t *pa; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2956 ngx_table_elt_t **ph; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2957 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2958 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2959 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2960 pa = &u->headers_in.cache_control; |
509 | 2961 |
2962 if (pa->elts == NULL) { | |
2963 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
2964 { | |
2965 return NGX_ERROR; | |
2966 } | |
2967 } | |
2968 | |
2969 ph = ngx_array_push(pa); | |
2970 if (ph == NULL) { | |
2971 return NGX_ERROR; | |
2972 } | |
2973 | |
2974 *ph = h; | |
2975 | |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2976 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2977 { |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2978 u_char *p, *last; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2979 ngx_int_t n; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2980 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2981 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
|
2982 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2983 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2984 |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2985 if (r->cache == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2986 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2987 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2988 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2989 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
|
2990 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2991 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2992 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2993 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
|
2994 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2995 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
|
2996 != NULL) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2997 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2998 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2999 return NGX_OK; |
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 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3002 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
|
3003 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3004 if (p == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3005 return NGX_OK; |
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 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3008 n = 0; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3009 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3010 for (p += 8; p < last; p++) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3011 if (*p == ';' || *p == ' ') { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3012 break; |
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 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3015 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
|
3016 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
|
3017 continue; |
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 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3020 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3021 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3022 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3023 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3024 if (n == 0) { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3025 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3026 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3027 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3028 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3029 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
|
3030 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3031 #endif |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3032 |
509 | 3033 return NGX_OK; |
3034 } | |
3035 | |
3036 | |
3037 static ngx_int_t | |
2666 | 3038 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
3039 ngx_uint_t offset) | |
3040 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3041 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3042 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3043 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3044 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
|
3045 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3046 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3047 { |
2666 | 3048 time_t expires; |
3049 | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3050 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
|
3051 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3052 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3053 |
2666 | 3054 if (r->cache == NULL) { |
3055 return NGX_OK; | |
3056 } | |
3057 | |
3058 if (r->cache->valid_sec != 0) { | |
3059 return NGX_OK; | |
3060 } | |
3061 | |
3062 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
3063 | |
3064 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
|
3065 u->cacheable = 0; |
2666 | 3066 return NGX_OK; |
3067 } | |
3068 | |
3069 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
|
3070 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3071 #endif |
2666 | 3072 |
3073 return NGX_OK; | |
3074 } | |
3075 | |
3076 | |
3077 static ngx_int_t | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3078 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
|
3079 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
|
3080 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3081 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3082 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3083 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3084 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
|
3085 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3086 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3087 { |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3088 u_char *p; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3089 size_t len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3090 ngx_int_t n; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3091 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3092 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
|
3093 return NGX_OK; |
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 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3096 if (r->cache == NULL) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3097 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3098 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3099 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3100 len = h->value.len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3101 p = h->value.data; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3102 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3103 if (p[0] != '@') { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3104 n = ngx_atoi(p, len); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3105 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3106 switch (n) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3107 case 0: |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3108 u->cacheable = 0; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3109 case NGX_ERROR: |
2667 | 3110 return NGX_OK; |
2663
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 default: |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3113 r->cache->valid_sec = ngx_time() + n; |
2667 | 3114 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3115 } |
2667 | 3116 } |
3117 | |
3118 p++; | |
3119 len--; | |
3120 | |
3121 n = ngx_atoi(p, len); | |
3122 | |
3123 if (n != NGX_ERROR) { | |
3124 r->cache->valid_sec = n; | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3125 } |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3126 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3127 #endif |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3128 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3129 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3130 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3131 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3132 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3133 static ngx_int_t |
527 | 3134 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
3135 ngx_uint_t offset) | |
577 | 3136 { |
527 | 3137 ngx_int_t n; |
3138 | |
3139 r->upstream->headers_in.x_accel_limit_rate = h; | |
3140 | |
3141 n = ngx_atoi(h->value.data, h->value.len); | |
3142 | |
3143 if (n != NGX_ERROR) { | |
3144 r->limit_rate = (size_t) n; | |
3145 } | |
3146 | |
3147 return NGX_OK; | |
3148 } | |
3149 | |
3150 | |
3151 static ngx_int_t | |
649 | 3152 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
3153 ngx_uint_t offset) | |
3154 { | |
3155 u_char c0, c1, c2; | |
3156 | |
3157 if (r->upstream->conf->change_buffering) { | |
3158 | |
3159 if (h->value.len == 2) { | |
3160 c0 = ngx_tolower(h->value.data[0]); | |
3161 c1 = ngx_tolower(h->value.data[1]); | |
3162 | |
3163 if (c0 == 'n' && c1 == 'o') { | |
3164 r->upstream->buffering = 0; | |
3165 } | |
3166 | |
3167 } else if (h->value.len == 3) { | |
3168 c0 = ngx_tolower(h->value.data[0]); | |
3169 c1 = ngx_tolower(h->value.data[1]); | |
3170 c2 = ngx_tolower(h->value.data[2]); | |
3171 | |
3172 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
3173 r->upstream->buffering = 1; | |
3174 } | |
3175 } | |
3176 } | |
3177 | |
3178 return NGX_OK; | |
3179 } | |
3180 | |
3181 | |
3182 static ngx_int_t | |
657 | 3183 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
3184 ngx_uint_t offset) | |
3185 { | |
3186 r->headers_out.override_charset = &h->value; | |
3187 | |
3188 return NGX_OK; | |
3189 } | |
3190 | |
3191 | |
3192 static ngx_int_t | |
509 | 3193 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
3194 ngx_uint_t offset) | |
3195 { | |
573 | 3196 ngx_table_elt_t *ho, **ph; |
509 | 3197 |
3198 ho = ngx_list_push(&r->headers_out.headers); | |
3199 if (ho == NULL) { | |
3200 return NGX_ERROR; | |
3201 } | |
3202 | |
3203 *ho = *h; | |
3204 | |
573 | 3205 if (offset) { |
3206 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
3207 *ph = ho; | |
3208 } | |
3209 | |
509 | 3210 return NGX_OK; |
3211 } | |
3212 | |
3213 | |
3214 static ngx_int_t | |
3215 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
3216 ngx_table_elt_t *h, ngx_uint_t offset) | |
3217 { | |
3218 ngx_array_t *pa; | |
3219 ngx_table_elt_t *ho, **ph; | |
3220 | |
3221 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
3222 | |
3223 if (pa->elts == NULL) { | |
3224 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3225 { | |
3226 return NGX_ERROR; | |
3227 } | |
3228 } | |
3229 | |
3230 ph = ngx_array_push(pa); | |
3231 if (ph == NULL) { | |
3232 return NGX_ERROR; | |
3233 } | |
3234 | |
3235 ho = ngx_list_push(&r->headers_out.headers); | |
3236 if (ho == NULL) { | |
3237 return NGX_ERROR; | |
3238 } | |
3239 | |
3240 *ho = *h; | |
3241 *ph = ho; | |
3242 | |
3243 return NGX_OK; | |
3244 } | |
3245 | |
3246 | |
3247 static ngx_int_t | |
3248 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3249 ngx_uint_t offset) | |
3250 { | |
657 | 3251 u_char *p, *last; |
3252 | |
3253 r->headers_out.content_type_len = h->value.len; | |
509 | 3254 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
|
3255 r->headers_out.content_type_lowcase = NULL; |
509 | 3256 |
657 | 3257 for (p = h->value.data; *p; p++) { |
3258 | |
3259 if (*p != ';') { | |
3260 continue; | |
3261 } | |
3262 | |
3263 last = p; | |
3264 | |
3265 while (*++p == ' ') { /* void */ } | |
3266 | |
1968 | 3267 if (*p == '\0') { |
3268 return NGX_OK; | |
3269 } | |
3270 | |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3271 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
657 | 3272 continue; |
3273 } | |
3274 | |
3275 p += 8; | |
3276 | |
3277 r->headers_out.content_type_len = last - h->value.data; | |
3278 | |
2244 | 3279 if (*p == '"') { |
3280 p++; | |
3281 } | |
3282 | |
3283 last = h->value.data + h->value.len; | |
3284 | |
3285 if (*(last - 1) == '"') { | |
3286 last--; | |
3287 } | |
3288 | |
3289 r->headers_out.charset.len = last - p; | |
657 | 3290 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
|
3291 |
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3292 return NGX_OK; |
657 | 3293 } |
3294 | |
509 | 3295 return NGX_OK; |
3296 } | |
3297 | |
3298 | |
3299 static ngx_int_t | |
3300 ngx_http_upstream_copy_content_length(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3301 ngx_uint_t offset) | |
3302 { | |
3303 ngx_table_elt_t *ho; | |
3304 | |
3305 ho = ngx_list_push(&r->headers_out.headers); | |
3306 if (ho == NULL) { | |
3307 return NGX_ERROR; | |
3308 } | |
3309 | |
3310 *ho = *h; | |
3311 | |
3312 r->headers_out.content_length = ho; | |
3313 r->headers_out.content_length_n = ngx_atoof(h->value.data, h->value.len); | |
3314 | |
3315 return NGX_OK; | |
3316 } | |
3317 | |
3318 | |
3319 static ngx_int_t | |
2592
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a prelimiary proxy cache support
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diff
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3320 ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, ngx_table_elt_t *h, |
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diff
changeset
|
3321 ngx_uint_t offset) |
3a8a53c0c42f
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diff
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|
3322 { |
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diff
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|
3323 ngx_table_elt_t *ho; |
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3324 |
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|
3325 ho = ngx_list_push(&r->headers_out.headers); |
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diff
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|
3326 if (ho == NULL) { |
3a8a53c0c42f
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diff
changeset
|
3327 return NGX_ERROR; |
3a8a53c0c42f
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diff
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|
3328 } |
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diff
changeset
|
3329 |
3a8a53c0c42f
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changeset
|
3330 *ho = *h; |
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parents:
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diff
changeset
|
3331 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3332 r->headers_out.last_modified = ho; |
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
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3003
diff
changeset
|
3333 |
2592
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|
3334 #if (NGX_HTTP_CACHE) |
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changeset
|
3335 |
2952 | 3336 if (r->upstream->cacheable) { |
2592
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
3337 r->headers_out.last_modified_time = ngx_http_parse_time(h->value.data, |
3a8a53c0c42f
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parents:
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diff
changeset
|
3338 h->value.len); |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
3339 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
3340 |
3a8a53c0c42f
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diff
changeset
|
3341 #endif |
3a8a53c0c42f
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diff
changeset
|
3342 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
3343 return NGX_OK; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
3344 } |
3a8a53c0c42f
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diff
changeset
|
3345 |
3a8a53c0c42f
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changeset
|
3346 |
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|
3347 static ngx_int_t |
509 | 3348 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
3349 ngx_uint_t offset) | |
3350 { | |
3351 ngx_int_t rc; | |
3352 ngx_table_elt_t *ho; | |
3353 | |
3354 ho = ngx_list_push(&r->headers_out.headers); | |
3355 if (ho == NULL) { | |
3356 return NGX_ERROR; | |
3357 } | |
3358 | |
3359 *ho = *h; | |
3360 | |
3361 if (r->upstream->rewrite_redirect) { | |
3362 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
3363 | |
529 | 3364 if (rc == NGX_DECLINED) { |
3365 return NGX_OK; | |
3366 } | |
3367 | |
509 | 3368 if (rc == NGX_OK) { |
3369 r->headers_out.location = ho; | |
3370 | |
3371 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
3372 "rewritten location: \"%V\"", &ho->value); | |
3373 } | |
3374 | |
3375 return rc; | |
3376 } | |
3377 | |
1653
ea681a6a0c61
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Igor Sysoev <igor@sysoev.ru>
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1640
diff
changeset
|
3378 if (ho->value.data[0] != '/') { |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
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1640
diff
changeset
|
3379 r->headers_out.location = ho; |
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diff
changeset
|
3380 } |
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1640
diff
changeset
|
3381 |
509 | 3382 /* |
3383 * we do not set r->headers_out.location here to avoid the handling | |
3384 * the local redirects without a host name by ngx_http_header_filter() | |
3385 */ | |
3386 | |
3387 return NGX_OK; | |
3388 } | |
3389 | |
3390 | |
3391 static ngx_int_t | |
3392 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3393 ngx_uint_t offset) | |
3394 { | |
3395 u_char *p; | |
3396 ngx_int_t rc; | |
3397 ngx_table_elt_t *ho; | |
3398 | |
3399 ho = ngx_list_push(&r->headers_out.headers); | |
3400 if (ho == NULL) { | |
3401 return NGX_ERROR; | |
3402 } | |
3403 | |
3404 *ho = *h; | |
3405 | |
3406 if (r->upstream->rewrite_redirect) { | |
3407 | |
1549 | 3408 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
509 | 3409 |
3410 if (p) { | |
3411 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
3412 | |
3413 } else { | |
3414 return NGX_OK; | |
3415 } | |
3416 | |
529 | 3417 if (rc == NGX_DECLINED) { |
3418 return NGX_OK; | |
3419 } | |
3420 | |
509 | 3421 if (rc == NGX_OK) { |
1654 | 3422 r->headers_out.refresh = ho; |
3423 | |
509 | 3424 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3425 "rewritten refresh: \"%V\"", &ho->value); | |
3426 } | |
3427 | |
3428 return rc; | |
3429 } | |
3430 | |
1654 | 3431 r->headers_out.refresh = ho; |
3432 | |
509 | 3433 return NGX_OK; |
3434 } | |
3435 | |
3436 | |
2592
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3437 static ngx_int_t |
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diff
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|
3438 ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
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diff
changeset
|
3439 ngx_table_elt_t *h, ngx_uint_t offset) |
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diff
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|
3440 { |
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diff
changeset
|
3441 ngx_table_elt_t *ho; |
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|
3442 |
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diff
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|
3443 #if (NGX_HTTP_CACHE) |
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3444 |
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diff
changeset
|
3445 if (r->cached) { |
3a8a53c0c42f
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diff
changeset
|
3446 r->allow_ranges = 1; |
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diff
changeset
|
3447 return NGX_OK; |
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diff
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|
3448 |
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|
3449 } |
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|
3450 |
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|
3451 #endif |
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|
3452 |
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changeset
|
3453 ho = ngx_list_push(&r->headers_out.headers); |
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diff
changeset
|
3454 if (ho == NULL) { |
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diff
changeset
|
3455 return NGX_ERROR; |
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diff
changeset
|
3456 } |
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diff
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|
3457 |
3a8a53c0c42f
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diff
changeset
|
3458 *ho = *h; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3459 |
3004
4121acaf7a04
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Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3460 r->headers_out.accept_ranges = ho; |
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
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3003
diff
changeset
|
3461 |
2592
3a8a53c0c42f
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diff
changeset
|
3462 return NGX_OK; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3463 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
3464 |
3a8a53c0c42f
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diff
changeset
|
3465 |
509 | 3466 #if (NGX_HTTP_GZIP) |
3467 | |
3468 static ngx_int_t | |
3469 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
3470 ngx_table_elt_t *h, ngx_uint_t offset) | |
3471 { | |
3472 ngx_table_elt_t *ho; | |
3473 | |
3474 ho = ngx_list_push(&r->headers_out.headers); | |
3475 if (ho == NULL) { | |
3476 return NGX_ERROR; | |
3477 } | |
3478 | |
3479 *ho = *h; | |
3480 | |
3481 r->headers_out.content_encoding = ho; | |
3482 | |
3483 return NGX_OK; | |
3484 } | |
3485 | |
3486 #endif | |
3487 | |
3488 | |
487 | 3489 static ngx_int_t |
573 | 3490 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
479 | 3491 { |
880 | 3492 ngx_http_variable_t *var, *v; |
479 | 3493 |
573 | 3494 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
3495 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
3496 if (var == NULL) { | |
3497 return NGX_ERROR; | |
3498 } | |
3499 | |
637 | 3500 var->get_handler = v->get_handler; |
573 | 3501 var->data = v->data; |
3502 } | |
3503 | |
479 | 3504 return NGX_OK; |
3505 } | |
509 | 3506 |
3507 | |
573 | 3508 static ngx_int_t |
1181 | 3509 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
3510 ngx_http_variable_value_t *v, uintptr_t data) | |
3511 { | |
3512 u_char *p; | |
3513 size_t len; | |
3514 ngx_uint_t i; | |
3515 ngx_http_upstream_state_t *state; | |
3516 | |
3517 v->valid = 1; | |
1565 | 3518 v->no_cacheable = 0; |
1181 | 3519 v->not_found = 0; |
3520 | |
3521 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3522 v->not_found = 1; | |
3523 return NGX_OK; | |
3524 } | |
3525 | |
3526 len = 0; | |
3527 state = r->upstream_states->elts; | |
3528 | |
3529 for (i = 0; i < r->upstream_states->nelts; i++) { | |
3530 if (state[i].peer) { | |
3531 len += state[i].peer->len + 2; | |
3532 | |
3533 } else { | |
3534 len += 3; | |
3535 } | |
3536 } | |
3537 | |
2049 | 3538 p = ngx_pnalloc(r->pool, len); |
1181 | 3539 if (p == NULL) { |
3540 return NGX_ERROR; | |
3541 } | |
3542 | |
3543 v->data = p; | |
3544 | |
3545 i = 0; | |
3546 | |
3547 for ( ;; ) { | |
3548 if (state[i].peer) { | |
3549 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
3550 } | |
3551 | |
3552 if (++i == r->upstream_states->nelts) { | |
3553 break; | |
3554 } | |
3555 | |
3556 if (state[i].peer) { | |
3557 *p++ = ','; | |
3558 *p++ = ' '; | |
3559 | |
3560 } else { | |
3561 *p++ = ' '; | |
3562 *p++ = ':'; | |
3563 *p++ = ' '; | |
3564 | |
3565 if (++i == r->upstream_states->nelts) { | |
3566 break; | |
3567 } | |
3568 | |
3569 continue; | |
3570 } | |
3571 } | |
3572 | |
3573 v->len = p - v->data; | |
3574 | |
3575 return NGX_OK; | |
3576 } | |
3577 | |
3578 | |
3579 static ngx_int_t | |
573 | 3580 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
3581 ngx_http_variable_value_t *v, uintptr_t data) | |
3582 { | |
3583 u_char *p; | |
3584 size_t len; | |
3585 ngx_uint_t i; | |
3586 ngx_http_upstream_state_t *state; | |
3587 | |
3588 v->valid = 1; | |
1565 | 3589 v->no_cacheable = 0; |
573 | 3590 v->not_found = 0; |
3591 | |
1168
4d0d12446c3b
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1166
diff
changeset
|
3592 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3593 v->not_found = 1; |
3594 return NGX_OK; | |
3595 } | |
3596 | |
1168
4d0d12446c3b
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diff
changeset
|
3597 len = r->upstream_states->nelts * (3 + 2); |
573 | 3598 |
2049 | 3599 p = ngx_pnalloc(r->pool, len); |
573 | 3600 if (p == NULL) { |
3601 return NGX_ERROR; | |
3602 } | |
3603 | |
3604 v->data = p; | |
3605 | |
3606 i = 0; | |
1168
4d0d12446c3b
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1166
diff
changeset
|
3607 state = r->upstream_states->elts; |
573 | 3608 |
3609 for ( ;; ) { | |
1168
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diff
changeset
|
3610 if (state[i].status) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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1166
diff
changeset
|
3611 p = ngx_sprintf(p, "%ui", state[i].status); |
573 | 3612 |
3613 } else { | |
1168
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1166
diff
changeset
|
3614 *p++ = '-'; |
573 | 3615 } |
3616 | |
1168
4d0d12446c3b
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diff
changeset
|
3617 if (++i == r->upstream_states->nelts) { |
573 | 3618 break; |
3619 } | |
3620 | |
1168
4d0d12446c3b
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diff
changeset
|
3621 if (state[i].peer) { |
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diff
changeset
|
3622 *p++ = ','; |
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diff
changeset
|
3623 *p++ = ' '; |
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diff
changeset
|
3624 |
4d0d12446c3b
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diff
changeset
|
3625 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3626 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3627 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3628 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3629 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3630 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
|
3631 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3632 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3633 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3634 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3635 } |
573 | 3636 } |
3637 | |
3638 v->len = p - v->data; | |
3639 | |
3640 return NGX_OK; | |
3641 } | |
3642 | |
3643 | |
3644 static ngx_int_t | |
3645 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
3646 ngx_http_variable_value_t *v, uintptr_t data) | |
3647 { | |
3648 u_char *p; | |
3649 size_t len; | |
3650 ngx_uint_t i; | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3651 ngx_msec_int_t ms; |
573 | 3652 ngx_http_upstream_state_t *state; |
3653 | |
3654 v->valid = 1; | |
1565 | 3655 v->no_cacheable = 0; |
573 | 3656 v->not_found = 0; |
3657 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3658 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3659 v->not_found = 1; |
3660 return NGX_OK; | |
3661 } | |
3662 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3663 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
573 | 3664 |
2049 | 3665 p = ngx_pnalloc(r->pool, len); |
573 | 3666 if (p == NULL) { |
3667 return NGX_ERROR; | |
3668 } | |
3669 | |
3670 v->data = p; | |
3671 | |
3672 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
|
3673 state = r->upstream_states->elts; |
573 | 3674 |
3675 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3676 if (state[i].status) { |
1640 | 3677 ms = (ngx_msec_int_t) |
3678 (state[i].response_sec * 1000 + state[i].response_msec); | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3679 ms = (ms >= 0) ? ms : 0; |
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3680 p = ngx_sprintf(p, "%d.%03d", ms / 1000, ms % 1000); |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3681 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3682 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3683 *p++ = '-'; |
573 | 3684 } |
3685 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3686 if (++i == r->upstream_states->nelts) { |
573 | 3687 break; |
3688 } | |
3689 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3690 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
|
3691 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3692 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3693 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3694 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3695 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3696 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3697 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3698 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3699 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
|
3700 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3701 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3702 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3703 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3704 } |
573 | 3705 } |
3706 | |
3707 v->len = p - v->data; | |
3708 | |
3709 return NGX_OK; | |
3710 } | |
3711 | |
3712 | |
2402 | 3713 static ngx_int_t |
3714 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
3715 ngx_http_variable_value_t *v, uintptr_t data) | |
3716 { | |
3717 u_char *p; | |
3718 size_t len; | |
3719 ngx_uint_t i; | |
3720 ngx_http_upstream_state_t *state; | |
3721 | |
3722 v->valid = 1; | |
3723 v->no_cacheable = 0; | |
3724 v->not_found = 0; | |
3725 | |
3726 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3727 v->not_found = 1; | |
3728 return NGX_OK; | |
3729 } | |
3730 | |
3731 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
3732 | |
3733 p = ngx_pnalloc(r->pool, len); | |
3734 if (p == NULL) { | |
3735 return NGX_ERROR; | |
3736 } | |
3737 | |
3738 v->data = p; | |
3739 | |
3740 i = 0; | |
3741 state = r->upstream_states->elts; | |
3742 | |
3743 for ( ;; ) { | |
3744 p = ngx_sprintf(p, "%O", state[i].response_length); | |
3745 | |
3746 if (++i == r->upstream_states->nelts) { | |
3747 break; | |
3748 } | |
3749 | |
3750 if (state[i].peer) { | |
3751 *p++ = ','; | |
3752 *p++ = ' '; | |
3753 | |
3754 } else { | |
3755 *p++ = ' '; | |
3756 *p++ = ':'; | |
3757 *p++ = ' '; | |
3758 | |
3759 if (++i == r->upstream_states->nelts) { | |
3760 break; | |
3761 } | |
3762 | |
3763 continue; | |
3764 } | |
3765 } | |
3766 | |
3767 v->len = p - v->data; | |
3768 | |
3769 return NGX_OK; | |
3770 } | |
3771 | |
3772 | |
1162 | 3773 ngx_int_t |
3774 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
3775 ngx_http_variable_value_t *v, uintptr_t data) | |
3776 { | |
3777 if (r->upstream == NULL) { | |
3778 v->not_found = 1; | |
3779 return NGX_OK; | |
3780 } | |
3781 | |
3782 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
3783 &r->upstream->headers_in.headers.part, | |
3784 sizeof("upstream_http_") - 1); | |
3785 } | |
3786 | |
3787 | |
2952 | 3788 #if (NGX_HTTP_CACHE) |
3789 | |
3790 ngx_int_t | |
3791 ngx_http_upstream_cache_status(ngx_http_request_t *r, | |
3792 ngx_http_variable_value_t *v, uintptr_t data) | |
3793 { | |
3794 ngx_uint_t n; | |
3795 | |
3796 if (r->upstream == NULL || r->upstream->cache_status == 0) { | |
3797 v->not_found = 1; | |
3798 return NGX_OK; | |
3799 } | |
3800 | |
3801 n = r->upstream->cache_status - 1; | |
3802 | |
3803 v->valid = 1; | |
3804 v->no_cacheable = 0; | |
3805 v->not_found = 0; | |
3806 v->len = ngx_http_cache_status[n].len; | |
3807 v->data = ngx_http_cache_status[n].data; | |
3808 | |
3809 return NGX_OK; | |
3810 } | |
3811 | |
3812 #endif | |
3813 | |
3814 | |
651 | 3815 static char * |
3816 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
3817 { | |
884 | 3818 char *rv; |
3819 void *mconf; | |
3820 ngx_str_t *value; | |
3821 ngx_url_t u; | |
3822 ngx_uint_t m; | |
3823 ngx_conf_t pcf; | |
3824 ngx_http_module_t *module; | |
3825 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
3826 ngx_http_upstream_srv_conf_t *uscf; | |
3827 | |
3828 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3829 | |
3830 value = cf->args->elts; | |
3831 u.host = value[1]; | |
3832 u.no_resolve = 1; | |
3833 | |
3834 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
3835 |NGX_HTTP_UPSTREAM_WEIGHT | |
3836 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
3837 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
3838 |NGX_HTTP_UPSTREAM_DOWN | |
3839 |NGX_HTTP_UPSTREAM_BACKUP); | |
3840 if (uscf == NULL) { | |
3841 return NGX_CONF_ERROR; | |
3842 } | |
3843 | |
651 | 3844 |
3845 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
3846 if (ctx == NULL) { | |
3847 return NGX_CONF_ERROR; | |
3848 } | |
3849 | |
884 | 3850 http_ctx = cf->ctx; |
3851 ctx->main_conf = http_ctx->main_conf; | |
651 | 3852 |
3853 /* the upstream{}'s srv_conf */ | |
3854 | |
3855 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3856 if (ctx->srv_conf == NULL) { | |
3857 return NGX_CONF_ERROR; | |
3858 } | |
3859 | |
3860 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
3861 | |
884 | 3862 uscf->srv_conf = ctx->srv_conf; |
3863 | |
651 | 3864 |
3865 /* the upstream{}'s loc_conf */ | |
3866 | |
3867 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3868 if (ctx->loc_conf == NULL) { | |
3869 return NGX_CONF_ERROR; | |
3870 } | |
3871 | |
3872 for (m = 0; ngx_modules[m]; m++) { | |
3873 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
3874 continue; | |
3875 } | |
3876 | |
3877 module = ngx_modules[m]->ctx; | |
3878 | |
884 | 3879 if (module->create_srv_conf) { |
3880 mconf = module->create_srv_conf(cf); | |
3881 if (mconf == NULL) { | |
3882 return NGX_CONF_ERROR; | |
3883 } | |
3884 | |
3885 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
3886 } | |
3887 | |
651 | 3888 if (module->create_loc_conf) { |
3889 mconf = module->create_loc_conf(cf); | |
3890 if (mconf == NULL) { | |
3891 return NGX_CONF_ERROR; | |
3892 } | |
3893 | |
3894 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
3895 } | |
3896 } | |
3897 | |
3898 | |
3899 /* parse inside upstream{} */ | |
3900 | |
3901 pcf = *cf; | |
3902 cf->ctx = ctx; | |
3903 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
3904 | |
3905 rv = ngx_conf_parse(cf, NULL); | |
3906 | |
3907 *cf = pcf; | |
3908 | |
3909 if (rv != NGX_CONF_OK) { | |
3910 return rv; | |
3911 } | |
3912 | |
3913 if (uscf->servers == NULL) { | |
3914 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
3915 "no servers are inside upstream"); | |
3916 return NGX_CONF_ERROR; | |
3917 } | |
3918 | |
3919 return rv; | |
3920 } | |
3921 | |
3922 | |
3923 static char * | |
3924 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
3925 { | |
3926 ngx_http_upstream_srv_conf_t *uscf = conf; | |
3927 | |
884 | 3928 time_t fail_timeout; |
3929 ngx_str_t *value, s; | |
3930 ngx_url_t u; | |
3931 ngx_int_t weight, max_fails; | |
3932 ngx_uint_t i; | |
3933 ngx_http_upstream_server_t *us; | |
651 | 3934 |
3935 if (uscf->servers == NULL) { | |
884 | 3936 uscf->servers = ngx_array_create(cf->pool, 4, |
3937 sizeof(ngx_http_upstream_server_t)); | |
651 | 3938 if (uscf->servers == NULL) { |
3939 return NGX_CONF_ERROR; | |
3940 } | |
3941 } | |
3942 | |
884 | 3943 us = ngx_array_push(uscf->servers); |
3944 if (us == NULL) { | |
651 | 3945 return NGX_CONF_ERROR; |
3946 } | |
3947 | |
884 | 3948 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
3949 | |
651 | 3950 value = cf->args->elts; |
3951 | |
3952 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3953 | |
3954 u.url = value[1]; | |
906 | 3955 u.default_port = 80; |
651 | 3956 |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
3957 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
651 | 3958 if (u.err) { |
3959 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
3960 "%s in upstream \"%V\"", u.err, &u.url); | |
3961 } | |
3962 | |
3963 return NGX_CONF_ERROR; | |
3964 } | |
3965 | |
663 | 3966 weight = 1; |
884 | 3967 max_fails = 1; |
3968 fail_timeout = 10; | |
3969 | |
3970 for (i = 2; i < cf->args->nelts; i++) { | |
3971 | |
3972 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
3973 | |
3974 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
3975 goto invalid; | |
3976 } | |
3977 | |
3978 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
663 | 3979 |
3980 if (weight == NGX_ERROR || weight == 0) { | |
3981 goto invalid; | |
3982 } | |
3983 | |
884 | 3984 continue; |
3985 } | |
3986 | |
3987 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
3988 | |
3989 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
3990 goto invalid; | |
3991 } | |
3992 | |
3993 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
3994 | |
3995 if (max_fails == NGX_ERROR) { | |
3996 goto invalid; | |
3997 } | |
3998 | |
3999 continue; | |
663 | 4000 } |
884 | 4001 |
4002 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
4003 | |
4004 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
4005 goto invalid; | |
4006 } | |
4007 | |
4008 s.len = value[i].len - 13; | |
4009 s.data = &value[i].data[13]; | |
4010 | |
4011 fail_timeout = ngx_parse_time(&s, 1); | |
4012 | |
1973 | 4013 if (fail_timeout == NGX_ERROR) { |
884 | 4014 goto invalid; |
4015 } | |
4016 | |
4017 continue; | |
4018 } | |
4019 | |
1378 | 4020 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
4021 | |
4022 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
4023 goto invalid; | |
4024 } | |
4025 | |
4026 us->backup = 1; | |
4027 | |
4028 continue; | |
4029 } | |
4030 | |
884 | 4031 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
4032 | |
4033 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
4034 goto invalid; | |
4035 } | |
4036 | |
4037 us->down = 1; | |
4038 | |
4039 continue; | |
4040 } | |
4041 | |
4042 goto invalid; | |
663 | 4043 } |
4044 | |
884 | 4045 us->addrs = u.addrs; |
4046 us->naddrs = u.naddrs; | |
4047 us->weight = weight; | |
4048 us->max_fails = max_fails; | |
4049 us->fail_timeout = fail_timeout; | |
651 | 4050 |
4051 return NGX_CONF_OK; | |
663 | 4052 |
4053 invalid: | |
4054 | |
884 | 4055 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4056 "invalid parameter \"%V\"", &value[i]); | |
663 | 4057 |
4058 return NGX_CONF_ERROR; | |
651 | 4059 } |
4060 | |
4061 | |
4062 ngx_http_upstream_srv_conf_t * | |
884 | 4063 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
651 | 4064 { |
4065 ngx_uint_t i; | |
884 | 4066 ngx_http_upstream_server_t *us; |
651 | 4067 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
4068 ngx_http_upstream_main_conf_t *umcf; | |
4069 | |
884 | 4070 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
4071 | |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4072 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
651 | 4073 if (u->err) { |
4074 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4075 "%s in upstream \"%V\"", u->err, &u->url); | |
4076 } | |
4077 | |
4078 return NULL; | |
4079 } | |
4080 } | |
4081 | |
4082 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
4083 | |
4084 uscfp = umcf->upstreams.elts; | |
4085 | |
4086 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
906 | 4087 |
4088 if (uscfp[i]->host.len != u->host.len | |
884 | 4089 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
4090 != 0) | |
4091 { | |
651 | 4092 continue; |
4093 } | |
4094 | |
884 | 4095 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
4096 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
651 | 4097 { |
884 | 4098 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4099 "duplicate upstream \"%V\"", &u->host); | |
4100 return NULL; | |
651 | 4101 } |
884 | 4102 |
906 | 4103 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
884 | 4104 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
906 | 4105 "upstream \"%V\" may not have port %d", |
4106 &u->host, u->port); | |
4107 return NULL; | |
4108 } | |
4109 | |
4110 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
4111 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
4112 "upstream \"%V\" may not have port %d in %s:%ui", | |
4113 &u->host, uscfp[i]->port, | |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4114 uscfp[i]->file_name, uscfp[i]->line); |
906 | 4115 return NULL; |
4116 } | |
4117 | |
4118 if (uscfp[i]->port != u->port) { | |
4119 continue; | |
884 | 4120 } |
4121 | |
1340 | 4122 if (uscfp[i]->default_port && u->default_port |
4123 && uscfp[i]->default_port != u->default_port) | |
4124 { | |
4125 continue; | |
4126 } | |
4127 | |
884 | 4128 return uscfp[i]; |
651 | 4129 } |
4130 | |
4131 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
4132 if (uscf == NULL) { | |
4133 return NULL; | |
4134 } | |
4135 | |
884 | 4136 uscf->flags = flags; |
651 | 4137 uscf->host = u->host; |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4138 uscf->file_name = cf->conf_file->file.name.data; |
651 | 4139 uscf->line = cf->conf_file->line; |
906 | 4140 uscf->port = u->port; |
4141 uscf->default_port = u->default_port; | |
884 | 4142 |
4143 if (u->naddrs == 1) { | |
4144 uscf->servers = ngx_array_create(cf->pool, 1, | |
4145 sizeof(ngx_http_upstream_server_t)); | |
4146 if (uscf->servers == NULL) { | |
4147 return NGX_CONF_ERROR; | |
4148 } | |
4149 | |
4150 us = ngx_array_push(uscf->servers); | |
4151 if (us == NULL) { | |
4152 return NGX_CONF_ERROR; | |
4153 } | |
4154 | |
4155 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
4156 | |
4157 us->addrs = u->addrs; | |
4158 us->naddrs = u->naddrs; | |
4159 } | |
651 | 4160 |
4161 uscfp = ngx_array_push(&umcf->upstreams); | |
4162 if (uscfp == NULL) { | |
4163 return NULL; | |
4164 } | |
4165 | |
4166 *uscfp = uscf; | |
4167 | |
4168 return uscf; | |
4169 } | |
4170 | |
4171 | |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4172 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
|
4173 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
|
4174 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
|
4175 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
|
4176 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4177 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
|
4178 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
|
4179 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
|
4180 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
|
4181 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4182 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
|
4183 && 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
|
4184 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4185 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
|
4186 |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4187 if (conf->hide_headers_hash.buckets |
2949
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4188 #if (NGX_HTTP_CACHE) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4189 && ((conf->cache == NULL) == (prev->cache == NULL)) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4190 #endif |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4191 ) |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4192 { |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4193 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
|
4194 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4195 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4196 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
|
4197 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
|
4198 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4199 } else { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4200 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
|
4201 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
|
4202 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4203 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4204 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
|
4205 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
|
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 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4209 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
|
4210 != NGX_OK) |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4211 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4212 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
|
4213 } |
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 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
|
4216 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
|
4217 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
|
4218 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
|
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 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
|
4222 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
|
4223 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
|
4224 } |
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 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
|
4227 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4228 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
|
4229 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4230 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
|
4231 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4232 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
|
4233 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4234 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
|
4235 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
|
4236 goto exist; |
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 } |
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 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
|
4241 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
|
4242 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
|
4243 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4244 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4245 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
|
4246 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
|
4247 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
|
4248 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4249 exist: |
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 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4252 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4253 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4254 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4255 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
|
4256 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4257 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
|
4258 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
|
4259 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4260 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
|
4261 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
|
4262 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4263 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
|
4264 continue; |
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 (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
|
4268 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
|
4269 break; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4270 } |
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 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4273 } |
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 hash->hash = &conf->hide_headers_hash; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4276 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
|
4277 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
|
4278 hash->temp_pool = NULL; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4279 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4280 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
|
4281 } |
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 |
509 | 4284 static void * |
4285 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
4286 { | |
4287 ngx_http_upstream_main_conf_t *umcf; | |
4288 | |
4289 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
4290 if (umcf == NULL) { | |
4291 return NULL; | |
4292 } | |
4293 | |
651 | 4294 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
4295 sizeof(ngx_http_upstream_srv_conf_t *)) | |
4296 != NGX_OK) | |
4297 { | |
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4298 return NULL; |
651 | 4299 } |
4300 | |
509 | 4301 return umcf; |
4302 } | |
4303 | |
4304 | |
4305 static char * | |
651 | 4306 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
509 | 4307 { |
4308 ngx_http_upstream_main_conf_t *umcf = conf; | |
4309 | |
651 | 4310 ngx_uint_t i; |
4311 ngx_array_t headers_in; | |
4312 ngx_hash_key_t *hk; | |
4313 ngx_hash_init_t hash; | |
884 | 4314 ngx_http_upstream_init_pt init; |
651 | 4315 ngx_http_upstream_header_t *header; |
4316 ngx_http_upstream_srv_conf_t **uscfp; | |
4317 | |
4318 uscfp = umcf->upstreams.elts; | |
4319 | |
4320 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
884 | 4321 |
4322 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
4323 ngx_http_upstream_init_round_robin; | |
4324 | |
4325 if (init(cf, uscfp[i]) != NGX_OK) { | |
651 | 4326 return NGX_CONF_ERROR; |
4327 } | |
4328 } | |
649 | 4329 |
663 | 4330 |
884 | 4331 /* upstream_headers_in_hash */ |
4332 | |
649 | 4333 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
4334 != NGX_OK) | |
509 | 4335 { |
4336 return NGX_CONF_ERROR; | |
4337 } | |
4338 | |
649 | 4339 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
4340 hk = ngx_array_push(&headers_in); | |
4341 if (hk == NULL) { | |
4342 return NGX_CONF_ERROR; | |
4343 } | |
4344 | |
4345 hk->key = header->name; | |
4346 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
4347 hk->value = header; | |
4348 } | |
4349 | |
4350 hash.hash = &umcf->headers_in_hash; | |
4351 hash.key = ngx_hash_key_lc; | |
4352 hash.max_size = 512; | |
751
bae59a740c40
align hash bucket size to cache line
Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4353 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
649 | 4354 hash.name = "upstream_headers_in_hash"; |
4355 hash.pool = cf->pool; | |
4356 hash.temp_pool = NULL; | |
4357 | |
4358 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
4359 return NGX_CONF_ERROR; | |
4360 } | |
509 | 4361 |
4362 return NGX_CONF_OK; | |
4363 } |