Mercurial > hg > nginx
annotate src/http/ngx_http_upstream.c @ 4116:9baf12ea5ca1
Upstream: separate pool for peer connections.
This is required to support persistent https connections as various ssl
structures are allocated from connection's pool.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Thu, 15 Sep 2011 18:21:24 +0000 |
parents | 70a45a504905 |
children | 103b0d9afe07 |
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 |
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21 static void ngx_http_upstream_init_request(ngx_http_request_t *r); |
1658 | 22 static void ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx); |
509 | 23 static void ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r); |
24 static void ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r); | |
25 static void ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
26 ngx_event_t *ev); | |
479 | 27 static void ngx_http_upstream_connect(ngx_http_request_t *r, |
487 | 28 ngx_http_upstream_t *u); |
509 | 29 static ngx_int_t ngx_http_upstream_reinit(ngx_http_request_t *r, |
487 | 30 ngx_http_upstream_t *u); |
479 | 31 static void ngx_http_upstream_send_request(ngx_http_request_t *r, |
487 | 32 ngx_http_upstream_t *u); |
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33 static void ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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34 ngx_http_upstream_t *u); |
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35 static void ngx_http_upstream_process_header(ngx_http_request_t *r, |
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36 ngx_http_upstream_t *u); |
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37 static ngx_int_t ngx_http_upstream_test_next(ngx_http_request_t *r, |
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38 ngx_http_upstream_t *u); |
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39 static ngx_int_t ngx_http_upstream_intercept_errors(ngx_http_request_t *r, |
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40 ngx_http_upstream_t *u); |
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41 static ngx_int_t ngx_http_upstream_test_connect(ngx_connection_t *c); |
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42 static ngx_int_t ngx_http_upstream_process_headers(ngx_http_request_t *r, |
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43 ngx_http_upstream_t *u); |
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44 static void ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
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45 ngx_http_upstream_t *u); |
479 | 46 static void ngx_http_upstream_send_response(ngx_http_request_t *r, |
487 | 47 ngx_http_upstream_t *u); |
581 | 48 static void |
49 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r); | |
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50 static void |
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51 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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52 ngx_http_upstream_t *u); |
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53 static void |
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54 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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55 ngx_uint_t do_write); |
581 | 56 static ngx_int_t ngx_http_upstream_non_buffered_filter_init(void *data); |
57 static ngx_int_t ngx_http_upstream_non_buffered_filter(void *data, | |
58 ssize_t bytes); | |
509 | 59 static void ngx_http_upstream_process_downstream(ngx_http_request_t *r); |
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60 static void ngx_http_upstream_process_upstream(ngx_http_request_t *r, |
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61 ngx_http_upstream_t *u); |
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62 static void ngx_http_upstream_process_request(ngx_http_request_t *r); |
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63 static void ngx_http_upstream_store(ngx_http_request_t *r, |
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64 ngx_http_upstream_t *u); |
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65 static void ngx_http_upstream_dummy_handler(ngx_http_request_t *r, |
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66 ngx_http_upstream_t *u); |
479 | 67 static void ngx_http_upstream_next(ngx_http_request_t *r, |
487 | 68 ngx_http_upstream_t *u, ngx_uint_t ft_type); |
569 | 69 static void ngx_http_upstream_cleanup(void *data); |
479 | 70 static void ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
487 | 71 ngx_http_upstream_t *u, ngx_int_t rc); |
479 | 72 |
509 | 73 static ngx_int_t ngx_http_upstream_process_header_line(ngx_http_request_t *r, |
74 ngx_table_elt_t *h, ngx_uint_t offset); | |
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75 static ngx_int_t ngx_http_upstream_process_set_cookie(ngx_http_request_t *r, |
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76 ngx_table_elt_t *h, ngx_uint_t offset); |
509 | 77 static ngx_int_t |
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78 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 79 ngx_table_elt_t *h, ngx_uint_t offset); |
80 static ngx_int_t ngx_http_upstream_ignore_header_line(ngx_http_request_t *r, | |
81 ngx_table_elt_t *h, ngx_uint_t offset); | |
2666 | 82 static ngx_int_t ngx_http_upstream_process_expires(ngx_http_request_t *r, |
83 ngx_table_elt_t *h, ngx_uint_t offset); | |
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84 static ngx_int_t ngx_http_upstream_process_accel_expires(ngx_http_request_t *r, |
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85 ngx_table_elt_t *h, ngx_uint_t offset); |
527 | 86 static ngx_int_t ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, |
87 ngx_table_elt_t *h, ngx_uint_t offset); | |
649 | 88 static ngx_int_t ngx_http_upstream_process_buffering(ngx_http_request_t *r, |
509 | 89 ngx_table_elt_t *h, ngx_uint_t offset); |
657 | 90 static ngx_int_t ngx_http_upstream_process_charset(ngx_http_request_t *r, |
91 ngx_table_elt_t *h, ngx_uint_t offset); | |
649 | 92 static ngx_int_t ngx_http_upstream_copy_header_line(ngx_http_request_t *r, |
509 | 93 ngx_table_elt_t *h, ngx_uint_t offset); |
94 static ngx_int_t | |
95 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
96 ngx_table_elt_t *h, ngx_uint_t offset); | |
97 static ngx_int_t ngx_http_upstream_copy_content_type(ngx_http_request_t *r, | |
98 ngx_table_elt_t *h, ngx_uint_t offset); | |
99 static ngx_int_t ngx_http_upstream_copy_content_length(ngx_http_request_t *r, | |
100 ngx_table_elt_t *h, ngx_uint_t offset); | |
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101 static ngx_int_t ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, |
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102 ngx_table_elt_t *h, ngx_uint_t offset); |
509 | 103 static ngx_int_t ngx_http_upstream_rewrite_location(ngx_http_request_t *r, |
104 ngx_table_elt_t *h, ngx_uint_t offset); | |
105 static ngx_int_t ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, | |
106 ngx_table_elt_t *h, ngx_uint_t offset); | |
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107 static ngx_int_t ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
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108 ngx_table_elt_t *h, ngx_uint_t offset); |
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109 |
509 | 110 #if (NGX_HTTP_GZIP) |
111 static ngx_int_t ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
112 ngx_table_elt_t *h, ngx_uint_t offset); | |
113 #endif | |
114 | |
573 | 115 static ngx_int_t ngx_http_upstream_add_variables(ngx_conf_t *cf); |
1181 | 116 static ngx_int_t ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
117 ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 118 static ngx_int_t ngx_http_upstream_status_variable(ngx_http_request_t *r, |
119 ngx_http_variable_value_t *v, uintptr_t data); | |
120 static ngx_int_t ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
121 ngx_http_variable_value_t *v, uintptr_t data); | |
2402 | 122 static ngx_int_t ngx_http_upstream_response_length_variable( |
123 ngx_http_request_t *r, ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 124 |
651 | 125 static char *ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy); |
126 static char *ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, | |
127 void *conf); | |
128 | |
509 | 129 static void *ngx_http_upstream_create_main_conf(ngx_conf_t *cf); |
651 | 130 static char *ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf); |
509 | 131 |
577 | 132 #if (NGX_HTTP_SSL) |
591 | 133 static void ngx_http_upstream_ssl_init_connection(ngx_http_request_t *, |
134 ngx_http_upstream_t *u, ngx_connection_t *c); | |
577 | 135 static void ngx_http_upstream_ssl_handshake(ngx_connection_t *c); |
136 #endif | |
137 | |
509 | 138 |
139 ngx_http_upstream_header_t ngx_http_upstream_headers_in[] = { | |
140 | |
141 { ngx_string("Status"), | |
142 ngx_http_upstream_process_header_line, | |
143 offsetof(ngx_http_upstream_headers_in_t, status), | |
649 | 144 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 145 |
146 { ngx_string("Content-Type"), | |
147 ngx_http_upstream_process_header_line, | |
148 offsetof(ngx_http_upstream_headers_in_t, content_type), | |
673 | 149 ngx_http_upstream_copy_content_type, 0, 1 }, |
509 | 150 |
151 { ngx_string("Content-Length"), | |
152 ngx_http_upstream_process_header_line, | |
153 offsetof(ngx_http_upstream_headers_in_t, content_length), | |
515 | 154 ngx_http_upstream_copy_content_length, 0, 0 }, |
509 | 155 |
156 { ngx_string("Date"), | |
157 ngx_http_upstream_process_header_line, | |
158 offsetof(ngx_http_upstream_headers_in_t, date), | |
649 | 159 ngx_http_upstream_copy_header_line, |
160 offsetof(ngx_http_headers_out_t, date), 0 }, | |
509 | 161 |
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162 { ngx_string("Last-Modified"), |
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163 ngx_http_upstream_process_header_line, |
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164 offsetof(ngx_http_upstream_headers_in_t, last_modified), |
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165 ngx_http_upstream_copy_last_modified, 0, 0 }, |
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166 |
3037 | 167 { ngx_string("ETag"), |
168 ngx_http_upstream_process_header_line, | |
169 offsetof(ngx_http_upstream_headers_in_t, etag), | |
170 ngx_http_upstream_copy_header_line, | |
171 offsetof(ngx_http_headers_out_t, etag), 0 }, | |
172 | |
509 | 173 { ngx_string("Server"), |
174 ngx_http_upstream_process_header_line, | |
175 offsetof(ngx_http_upstream_headers_in_t, server), | |
649 | 176 ngx_http_upstream_copy_header_line, |
177 offsetof(ngx_http_headers_out_t, server), 0 }, | |
509 | 178 |
529 | 179 { ngx_string("WWW-Authenticate"), |
180 ngx_http_upstream_process_header_line, | |
181 offsetof(ngx_http_upstream_headers_in_t, www_authenticate), | |
182 ngx_http_upstream_copy_header_line, 0, 0 }, | |
183 | |
509 | 184 { ngx_string("Location"), |
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185 ngx_http_upstream_process_header_line, |
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186 offsetof(ngx_http_upstream_headers_in_t, location), |
515 | 187 ngx_http_upstream_rewrite_location, 0, 0 }, |
509 | 188 |
189 { ngx_string("Refresh"), | |
190 ngx_http_upstream_ignore_header_line, 0, | |
515 | 191 ngx_http_upstream_rewrite_refresh, 0, 0 }, |
192 | |
193 { ngx_string("Set-Cookie"), | |
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194 ngx_http_upstream_process_set_cookie, 0, |
531 | 195 ngx_http_upstream_copy_header_line, 0, 1 }, |
196 | |
197 { ngx_string("Content-Disposition"), | |
198 ngx_http_upstream_ignore_header_line, 0, | |
199 ngx_http_upstream_copy_header_line, 0, 1 }, | |
509 | 200 |
201 { ngx_string("Cache-Control"), | |
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202 ngx_http_upstream_process_cache_control, 0, |
509 | 203 ngx_http_upstream_copy_multi_header_lines, |
515 | 204 offsetof(ngx_http_headers_out_t, cache_control), 1 }, |
509 | 205 |
573 | 206 { ngx_string("Expires"), |
2666 | 207 ngx_http_upstream_process_expires, 0, |
573 | 208 ngx_http_upstream_copy_header_line, |
209 offsetof(ngx_http_headers_out_t, expires), 1 }, | |
210 | |
577 | 211 { ngx_string("Accept-Ranges"), |
212 ngx_http_upstream_process_header_line, | |
213 offsetof(ngx_http_upstream_headers_in_t, accept_ranges), | |
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214 ngx_http_upstream_copy_allow_ranges, |
577 | 215 offsetof(ngx_http_headers_out_t, accept_ranges), 1 }, |
216 | |
509 | 217 { ngx_string("Connection"), |
218 ngx_http_upstream_ignore_header_line, 0, | |
515 | 219 ngx_http_upstream_ignore_header_line, 0, 0 }, |
509 | 220 |
641 | 221 { ngx_string("Keep-Alive"), |
222 ngx_http_upstream_ignore_header_line, 0, | |
223 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
224 | |
509 | 225 { ngx_string("X-Powered-By"), |
226 ngx_http_upstream_ignore_header_line, 0, | |
649 | 227 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 228 |
229 { ngx_string("X-Accel-Expires"), | |
2664 | 230 ngx_http_upstream_process_accel_expires, 0, |
649 | 231 ngx_http_upstream_copy_header_line, 0, 0 }, |
515 | 232 |
233 { ngx_string("X-Accel-Redirect"), | |
234 ngx_http_upstream_process_header_line, | |
235 offsetof(ngx_http_upstream_headers_in_t, x_accel_redirect), | |
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236 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 237 |
527 | 238 { ngx_string("X-Accel-Limit-Rate"), |
239 ngx_http_upstream_process_limit_rate, 0, | |
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240 ngx_http_upstream_copy_header_line, 0, 0 }, |
527 | 241 |
649 | 242 { ngx_string("X-Accel-Buffering"), |
243 ngx_http_upstream_process_buffering, 0, | |
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244 ngx_http_upstream_copy_header_line, 0, 0 }, |
649 | 245 |
657 | 246 { ngx_string("X-Accel-Charset"), |
247 ngx_http_upstream_process_charset, 0, | |
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248 ngx_http_upstream_copy_header_line, 0, 0 }, |
657 | 249 |
509 | 250 #if (NGX_HTTP_GZIP) |
251 { ngx_string("Content-Encoding"), | |
252 ngx_http_upstream_process_header_line, | |
253 offsetof(ngx_http_upstream_headers_in_t, content_encoding), | |
515 | 254 ngx_http_upstream_copy_content_encoding, 0, 0 }, |
509 | 255 #endif |
256 | |
515 | 257 { ngx_null_string, NULL, 0, NULL, 0, 0 } |
509 | 258 }; |
479 | 259 |
260 | |
651 | 261 static ngx_command_t ngx_http_upstream_commands[] = { |
262 | |
263 { ngx_string("upstream"), | |
264 NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1, | |
265 ngx_http_upstream, | |
266 0, | |
267 0, | |
268 NULL }, | |
269 | |
270 { ngx_string("server"), | |
884 | 271 NGX_HTTP_UPS_CONF|NGX_CONF_1MORE, |
651 | 272 ngx_http_upstream_server, |
273 NGX_HTTP_SRV_CONF_OFFSET, | |
274 0, | |
275 NULL }, | |
276 | |
277 ngx_null_command | |
278 }; | |
279 | |
280 | |
281 static ngx_http_module_t ngx_http_upstream_module_ctx = { | |
573 | 282 ngx_http_upstream_add_variables, /* preconfiguration */ |
509 | 283 NULL, /* postconfiguration */ |
284 | |
285 ngx_http_upstream_create_main_conf, /* create main configuration */ | |
651 | 286 ngx_http_upstream_init_main_conf, /* init main configuration */ |
479 | 287 |
288 NULL, /* create server configuration */ | |
289 NULL, /* merge server configuration */ | |
290 | |
291 NULL, /* create location configuration */ | |
292 NULL /* merge location configuration */ | |
293 }; | |
577 | 294 |
479 | 295 |
296 ngx_module_t ngx_http_upstream_module = { | |
509 | 297 NGX_MODULE_V1, |
479 | 298 &ngx_http_upstream_module_ctx, /* module context */ |
651 | 299 ngx_http_upstream_commands, /* module directives */ |
479 | 300 NGX_HTTP_MODULE, /* module type */ |
541 | 301 NULL, /* init master */ |
479 | 302 NULL, /* init module */ |
541 | 303 NULL, /* init process */ |
304 NULL, /* init thread */ | |
305 NULL, /* exit thread */ | |
306 NULL, /* exit process */ | |
307 NULL, /* exit master */ | |
308 NGX_MODULE_V1_PADDING | |
479 | 309 }; |
310 | |
311 | |
573 | 312 static ngx_http_variable_t ngx_http_upstream_vars[] = { |
313 | |
1181 | 314 { ngx_string("upstream_addr"), NULL, |
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315 ngx_http_upstream_addr_variable, 0, |
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316 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
1181 | 317 |
637 | 318 { ngx_string("upstream_status"), NULL, |
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319 ngx_http_upstream_status_variable, 0, |
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320 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 321 |
637 | 322 { ngx_string("upstream_response_time"), NULL, |
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323 ngx_http_upstream_response_time_variable, 0, |
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324 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 325 |
2402 | 326 { ngx_string("upstream_response_length"), NULL, |
327 ngx_http_upstream_response_length_variable, 0, | |
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328 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
2402 | 329 |
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330 #if (NGX_HTTP_CACHE) |
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331 |
2952 | 332 { ngx_string("upstream_cache_status"), NULL, |
333 ngx_http_upstream_cache_status, 0, | |
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334 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
2952 | 335 |
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336 #endif |
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337 |
637 | 338 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
573 | 339 }; |
340 | |
341 | |
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342 static ngx_http_upstream_next_t ngx_http_upstream_next_errors[] = { |
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343 { 500, NGX_HTTP_UPSTREAM_FT_HTTP_500 }, |
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344 { 502, NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
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345 { 503, NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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346 { 504, NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
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347 { 404, NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
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348 { 0, 0 } |
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349 }; |
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350 |
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351 |
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352 ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[] = { |
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353 { ngx_string("GET"), NGX_HTTP_GET}, |
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354 { ngx_string("HEAD"), NGX_HTTP_HEAD }, |
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355 { ngx_string("POST"), NGX_HTTP_POST }, |
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356 { ngx_null_string, 0 } |
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357 }; |
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358 |
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359 |
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360 ngx_conf_bitmask_t ngx_http_upstream_ignore_headers_masks[] = { |
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361 { ngx_string("X-Accel-Redirect"), NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT }, |
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362 { ngx_string("X-Accel-Expires"), NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES }, |
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363 { ngx_string("Expires"), NGX_HTTP_UPSTREAM_IGN_EXPIRES }, |
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364 { ngx_string("Cache-Control"), NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL }, |
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365 { ngx_string("Set-Cookie"), NGX_HTTP_UPSTREAM_IGN_SET_COOKIE }, |
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366 { ngx_null_string, 0 } |
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367 }; |
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368 |
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369 |
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370 ngx_int_t |
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371 ngx_http_upstream_create(ngx_http_request_t *r) |
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372 { |
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373 ngx_http_upstream_t *u; |
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374 |
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375 u = r->upstream; |
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376 |
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377 if (u && u->cleanup) { |
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378 r->main->count++; |
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379 ngx_http_upstream_cleanup(r); |
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380 } |
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381 |
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382 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
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383 if (u == NULL) { |
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384 return NGX_ERROR; |
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385 } |
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386 |
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387 r->upstream = u; |
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388 |
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389 u->peer.log = r->connection->log; |
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390 u->peer.log_error = NGX_ERROR_ERR; |
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391 #if (NGX_THREADS) |
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392 u->peer.lock = &r->connection->lock; |
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393 #endif |
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394 |
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395 #if (NGX_HTTP_CACHE) |
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396 r->cache = NULL; |
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397 #endif |
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398 |
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399 return NGX_OK; |
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400 } |
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401 |
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402 |
487 | 403 void |
404 ngx_http_upstream_init(ngx_http_request_t *r) | |
479 | 405 { |
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406 ngx_connection_t *c; |
479 | 407 |
408 c = r->connection; | |
409 | |
410 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
411 "http init upstream, client timer: %d", c->read->timer_set); | |
412 | |
413 if (c->read->timer_set) { | |
414 ngx_del_timer(c->read); | |
415 } | |
416 | |
417 if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { | |
418 | |
419 if (!c->write->active) { | |
531 | 420 if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) |
421 == NGX_ERROR) | |
479 | 422 { |
423 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
424 return; | |
425 } | |
426 } | |
427 } | |
428 | |
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429 ngx_http_upstream_init_request(r); |
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430 } |
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431 |
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432 |
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433 static void |
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434 ngx_http_upstream_init_request(ngx_http_request_t *r) |
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435 { |
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436 ngx_str_t *host; |
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437 ngx_uint_t i; |
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438 ngx_resolver_ctx_t *ctx, temp; |
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changeset
|
439 ngx_http_cleanup_t *cln; |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
440 ngx_http_upstream_t *u; |
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FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
441 ngx_http_core_loc_conf_t *clcf; |
6060225e9261
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diff
changeset
|
442 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
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FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
443 ngx_http_upstream_main_conf_t *umcf; |
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FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
444 |
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diff
changeset
|
445 if (r->aio) { |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
446 return; |
537 | 447 } |
509 | 448 |
3052
6060225e9261
FreeBSD and Linux AIO support
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diff
changeset
|
449 u = r->upstream; |
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parents:
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diff
changeset
|
450 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
451 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
452 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
453 if (u->conf->cache) { |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
454 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
455 |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
456 rc = ngx_http_upstream_cache(r, u); |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
457 |
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
458 if (rc == NGX_BUSY) { |
3052
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diff
changeset
|
459 r->write_event_handler = ngx_http_upstream_init_request; |
6060225e9261
FreeBSD and Linux AIO support
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diff
changeset
|
460 return; |
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diff
changeset
|
461 } |
6060225e9261
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diff
changeset
|
462 |
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
463 r->write_event_handler = ngx_http_request_empty_handler; |
92b6cfaa3c27
fix sending a cached file using AIO
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diff
changeset
|
464 |
2592
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a prelimiary proxy cache support
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parents:
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diff
changeset
|
465 if (rc == NGX_DONE) { |
3a8a53c0c42f
a prelimiary proxy cache support
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changeset
|
466 return; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
467 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
468 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
469 if (rc != NGX_DECLINED) { |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
470 ngx_http_finalize_request(r, rc); |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
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|
471 return; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
472 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
473 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
474 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
475 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
476 |
3052
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FreeBSD and Linux AIO support
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3050
diff
changeset
|
477 u->store = (u->conf->store || u->conf->store_lengths); |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
478 |
6060225e9261
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
479 if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
480 r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
481 r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
482 } |
6060225e9261
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parents:
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diff
changeset
|
483 |
6060225e9261
FreeBSD and Linux AIO support
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diff
changeset
|
484 if (r->request_body) { |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
485 u->request_bufs = r->request_body->bufs; |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
486 } |
6060225e9261
FreeBSD and Linux AIO support
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diff
changeset
|
487 |
537 | 488 if (u->create_request(r) != NGX_OK) { |
479 | 489 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
490 return; | |
491 } | |
492 | |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
493 u->peer.local = u->conf->local; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
494 |
509 | 495 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
479 | 496 |
3053 | 497 u->output.alignment = clcf->directio_alignment; |
479 | 498 u->output.pool = r->pool; |
499 u->output.bufs.num = 1; | |
509 | 500 u->output.bufs.size = clcf->client_body_buffer_size; |
479 | 501 u->output.output_filter = ngx_chain_writer; |
502 u->output.filter_ctx = &u->writer; | |
503 | |
504 u->writer.pool = r->pool; | |
505 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
506 if (r->upstream_states == NULL) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
507 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
508 r->upstream_states = ngx_array_create(r->pool, 1, |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
509 sizeof(ngx_http_upstream_state_t)); |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
510 if (r->upstream_states == NULL) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
511 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
512 return; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
513 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
514 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
515 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
516 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
517 u->state = ngx_array_push(r->upstream_states); |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
518 if (u->state == NULL) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
519 ngx_http_upstream_finalize_request(r, u, |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
520 NGX_HTTP_INTERNAL_SERVER_ERROR); |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
521 return; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
522 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
523 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
524 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); |
479 | 525 } |
526 | |
593 | 527 cln = ngx_http_cleanup_add(r, 0); |
569 | 528 if (cln == NULL) { |
529 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
530 return; | |
531 } | |
532 | |
533 cln->handler = ngx_http_upstream_cleanup; | |
534 cln->data = r; | |
535 u->cleanup = &cln->handler; | |
536 | |
1658 | 537 if (u->resolved == NULL) { |
538 | |
539 uscf = u->conf->upstream; | |
540 | |
541 } else { | |
542 | |
2422
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
543 if (u->resolved->sockaddr) { |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
544 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
545 if (ngx_http_upstream_create_round_robin_peer(r, u->resolved) |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
546 != NGX_OK) |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
547 { |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
548 ngx_http_upstream_finalize_request(r, u, |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
549 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2422
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
550 return; |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
551 } |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
552 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
553 ngx_http_upstream_connect(r, u); |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
554 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
555 return; |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
556 } |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
557 |
1705 | 558 host = &u->resolved->host; |
1658 | 559 |
560 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
561 | |
562 uscfp = umcf->upstreams.elts; | |
563 | |
564 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
565 | |
566 uscf = uscfp[i]; | |
567 | |
568 if (uscf->host.len == host->len | |
2285 | 569 && ((uscf->port == 0 && u->resolved->no_port) |
1912 | 570 || uscf->port == u->resolved->port) |
1658 | 571 && ngx_memcmp(uscf->host.data, host->data, host->len) == 0) |
572 { | |
573 goto found; | |
574 } | |
575 } | |
576 | |
3879
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
577 if (u->resolved->port == 0) { |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
578 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
579 "no port in upstream \"%V\"", host); |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
580 ngx_http_upstream_finalize_request(r, u, |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
581 NGX_HTTP_INTERNAL_SERVER_ERROR); |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
582 return; |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
583 } |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
584 |
1658 | 585 temp.name = *host; |
586 | |
587 ctx = ngx_resolve_start(clcf->resolver, &temp); | |
588 if (ctx == NULL) { | |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
589 ngx_http_upstream_finalize_request(r, u, |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
590 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 591 return; |
592 } | |
593 | |
1683
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
594 if (ctx == NGX_NO_RESOLVER) { |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
595 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
1683
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
596 "no resolver defined to resolve %V", host); |
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
597 |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
598 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
1683
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
599 return; |
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
600 } |
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
601 |
1658 | 602 ctx->name = *host; |
603 ctx->type = NGX_RESOLVE_A; | |
604 ctx->handler = ngx_http_upstream_resolve_handler; | |
605 ctx->data = r; | |
606 ctx->timeout = clcf->resolver_timeout; | |
607 | |
1959
4f16186f5603
quick resolving handles u->resolved->ctx by itself
Igor Sysoev <igor@sysoev.ru>
parents:
1958
diff
changeset
|
608 u->resolved->ctx = ctx; |
4f16186f5603
quick resolving handles u->resolved->ctx by itself
Igor Sysoev <igor@sysoev.ru>
parents:
1958
diff
changeset
|
609 |
1658 | 610 if (ngx_resolve_name(ctx) != NGX_OK) { |
1959
4f16186f5603
quick resolving handles u->resolved->ctx by itself
Igor Sysoev <igor@sysoev.ru>
parents:
1958
diff
changeset
|
611 u->resolved->ctx = NULL; |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
612 ngx_http_upstream_finalize_request(r, u, |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
613 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 614 return; |
615 } | |
616 | |
617 return; | |
618 } | |
619 | |
620 found: | |
621 | |
622 if (uscf->peer.init(r, uscf) != NGX_OK) { | |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
623 ngx_http_upstream_finalize_request(r, u, |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
624 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 625 return; |
626 } | |
627 | |
479 | 628 ngx_http_upstream_connect(r, u); |
629 } | |
630 | |
631 | |
2592
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a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
632 #if (NGX_HTTP_CACHE) |
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parents:
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diff
changeset
|
633 |
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parents:
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diff
changeset
|
634 static ngx_int_t |
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parents:
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diff
changeset
|
635 ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) |
3a8a53c0c42f
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parents:
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diff
changeset
|
636 { |
3a8a53c0c42f
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parents:
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diff
changeset
|
637 ngx_int_t rc; |
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parents:
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diff
changeset
|
638 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
639 |
3056
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
640 c = r->cache; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
641 |
2592
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parents:
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diff
changeset
|
642 if (c == NULL) { |
3056
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
643 |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
644 if (!(r->method & u->conf->cache_methods)) { |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
645 return NGX_DECLINED; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
3055
diff
changeset
|
646 } |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
647 |
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do not create cache key in AIO invocation
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parents:
3055
diff
changeset
|
648 if (r->method & NGX_HTTP_HEAD) { |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
649 u->method = ngx_http_core_get_method; |
d22afd261e72
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parents:
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diff
changeset
|
650 } |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
651 |
3698
d11227f0107f
rename ngx_http_file_cache_create() to ngx_http_file_cache_new()
Igor Sysoev <igor@sysoev.ru>
parents:
3697
diff
changeset
|
652 if (ngx_http_file_cache_new(r) != NGX_OK) { |
3056
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
653 return NGX_ERROR; |
d22afd261e72
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Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
654 } |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
655 |
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parents:
3055
diff
changeset
|
656 if (u->create_key(r) != NGX_OK) { |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
657 return NGX_ERROR; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
658 } |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
659 |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
660 /* TODO: add keys */ |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
661 |
d22afd261e72
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parents:
3055
diff
changeset
|
662 ngx_http_file_cache_create_key(r); |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
663 |
3976
215fe9223419
update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents:
3963
diff
changeset
|
664 if (r->cache->header_start + 256 >= u->conf->buffer_size) { |
3944
f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
3940
diff
changeset
|
665 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
3976
215fe9223419
update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents:
3963
diff
changeset
|
666 "%V_buffer_size %uz is not enough for cache key, " |
215fe9223419
update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents:
3963
diff
changeset
|
667 "it should increased at least to %uz", |
215fe9223419
update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents:
3963
diff
changeset
|
668 &u->conf->module, u->conf->buffer_size, |
215fe9223419
update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents:
3963
diff
changeset
|
669 ngx_align(r->cache->header_start + 256, 1024)); |
3944
f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
3940
diff
changeset
|
670 |
f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
3940
diff
changeset
|
671 r->cache = NULL; |
f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
3940
diff
changeset
|
672 return NGX_DECLINED; |
f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
3940
diff
changeset
|
673 } |
f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
3940
diff
changeset
|
674 |
3917
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
675 switch (ngx_http_test_predicates(r, u->conf->cache_bypass)) { |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
676 |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
677 case NGX_ERROR: |
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fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
678 return NGX_ERROR; |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
679 |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
680 case NGX_DECLINED: |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
681 u->cache_status = NGX_HTTP_CACHE_BYPASS; |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
682 return NGX_DECLINED; |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
683 |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
684 default: /* NGX_OK */ |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
685 break; |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
686 } |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
687 |
3056
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
688 u->cacheable = 1; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
689 |
3697 | 690 c = r->cache; |
691 | |
3056
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
692 c->min_uses = u->conf->cache_min_uses; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
693 c->body_start = u->conf->buffer_size; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
694 c->file_cache = u->conf->cache->data; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
695 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
696 u->cache_status = NGX_HTTP_CACHE_MISS; |
2592
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a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
697 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
698 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
699 rc = ngx_http_file_cache_open(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
700 |
2926
80a314b63c56
delete useless r->cache->uses
Igor Sysoev <igor@sysoev.ru>
parents:
2912
diff
changeset
|
701 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
80a314b63c56
delete useless r->cache->uses
Igor Sysoev <igor@sysoev.ru>
parents:
2912
diff
changeset
|
702 "http upstream cache: %i", rc); |
2592
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parents:
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diff
changeset
|
703 |
2952 | 704 switch (rc) { |
705 | |
706 case NGX_HTTP_CACHE_UPDATING: | |
707 | |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
708 if (u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) { |
2952 | 709 u->cache_status = rc; |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
710 rc = NGX_OK; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
711 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
712 } else { |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
713 rc = NGX_HTTP_CACHE_STALE; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
714 } |
2952 | 715 |
716 break; | |
717 | |
718 case NGX_OK: | |
719 u->cache_status = NGX_HTTP_CACHE_HIT; | |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
720 } |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
721 |
2952 | 722 switch (rc) { |
723 | |
724 case NGX_OK: | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
725 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
726 rc = ngx_http_upstream_cache_send(r, u); |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
727 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
728 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
729 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
730 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
731 |
2952 | 732 break; |
733 | |
734 case NGX_HTTP_CACHE_STALE: | |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
735 |
2665
4d627567c324
fix r2664: ..._cache_valid did not work for stale responses
Igor Sysoev <igor@sysoev.ru>
parents:
2664
diff
changeset
|
736 c->valid_sec = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
737 u->buffer.start = NULL; |
2952 | 738 u->cache_status = NGX_HTTP_CACHE_EXPIRED; |
739 | |
740 break; | |
741 | |
742 case NGX_DECLINED: | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
743 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
744 if ((size_t) (u->buffer.end - u->buffer.start) < u->conf->buffer_size) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
745 u->buffer.start = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
746 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
747 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
748 u->buffer.pos = u->buffer.start + c->header_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
749 u->buffer.last = u->buffer.pos; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
750 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
751 |
2952 | 752 break; |
753 | |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
754 case NGX_HTTP_CACHE_SCARCE: |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
755 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
756 u->cacheable = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
757 |
2952 | 758 break; |
759 | |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
760 case NGX_AGAIN: |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
761 |
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
762 return NGX_BUSY; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
763 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
764 case NGX_ERROR: |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
765 |
6060225e9261
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parents:
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diff
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|
766 return NGX_ERROR; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
767 |
2952 | 768 default: |
2592
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|
769 |
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parents:
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|
770 /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ |
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parents:
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|
771 |
2952 | 772 u->cache_status = NGX_HTTP_CACHE_HIT; |
773 | |
2592
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|
774 return rc; |
3a8a53c0c42f
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|
775 } |
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diff
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|
776 |
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diff
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|
777 r->cached = 0; |
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|
778 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
779 return NGX_DECLINED; |
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parents:
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|
780 } |
3a8a53c0c42f
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diff
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|
781 |
3a8a53c0c42f
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|
782 |
3a8a53c0c42f
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783 static ngx_int_t |
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|
784 ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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785 { |
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786 ngx_int_t rc; |
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|
787 ngx_http_cache_t *c; |
3a8a53c0c42f
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diff
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|
788 |
2952 | 789 r->cached = 1; |
2592
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790 c = r->cache; |
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parents:
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|
791 |
3369
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
792 if (c->header_start == c->body_start) { |
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fix handling cached HTTP/0.9 response
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793 r->http_version = NGX_HTTP_VERSION_9; |
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diff
changeset
|
794 return ngx_http_cache_send(r); |
479468a7d982
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parents:
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diff
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|
795 } |
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parents:
3272
diff
changeset
|
796 |
2592
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parents:
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diff
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797 /* TODO: cache stack */ |
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parents:
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|
798 |
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|
799 u->buffer = *c->buf; |
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Igor Sysoev <igor@sysoev.ru>
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|
800 u->buffer.pos += c->header_start; |
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|
801 |
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diff
changeset
|
802 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
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changeset
|
803 |
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diff
changeset
|
804 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
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|
805 sizeof(ngx_table_elt_t)) |
3a8a53c0c42f
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parents:
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|
806 != NGX_OK) |
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|
807 { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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|
808 return NGX_ERROR; |
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|
809 } |
3a8a53c0c42f
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|
810 |
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|
811 rc = u->process_header(r); |
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|
812 |
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changeset
|
813 if (rc == NGX_OK) { |
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|
814 |
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815 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
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|
816 return NGX_DONE; |
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|
817 } |
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|
818 |
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changeset
|
819 return ngx_http_cache_send(r); |
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|
820 } |
3a8a53c0c42f
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|
821 |
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|
822 if (rc == NGX_ERROR) { |
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823 return NGX_ERROR; |
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|
824 } |
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|
825 |
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826 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
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827 |
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828 /* TODO: delete file */ |
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|
829 |
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|
830 return rc; |
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|
831 } |
3a8a53c0c42f
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|
832 |
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diff
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|
833 #endif |
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|
834 |
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835 |
487 | 836 static void |
1658 | 837 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
838 { | |
839 ngx_http_request_t *r; | |
3169
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changeset
|
840 ngx_http_upstream_t *u; |
1658 | 841 ngx_http_upstream_resolved_t *ur; |
842 | |
843 r = ctx->data; | |
844 | |
3169
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845 u = r->upstream; |
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|
846 ur = u->resolved; |
1658 | 847 |
848 if (ctx->state) { | |
849 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
850 "%V could not be resolved (%i: %s)", | |
851 &ctx->name, ctx->state, | |
852 ngx_resolver_strerror(ctx->state)); | |
853 | |
3169
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|
854 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
1658 | 855 return; |
856 } | |
857 | |
858 ur->naddrs = ctx->naddrs; | |
859 ur->addrs = ctx->addrs; | |
860 | |
861 #if (NGX_DEBUG) | |
862 { | |
863 in_addr_t addr; | |
864 ngx_uint_t i; | |
865 | |
866 for (i = 0; i < ctx->naddrs; i++) { | |
867 addr = ntohl(ur->addrs[i]); | |
868 | |
869 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
870 "name was resolved to %ud.%ud.%ud.%ud", | |
871 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
872 (addr >> 8) & 0xff, addr & 0xff); | |
873 } | |
874 } | |
875 #endif | |
876 | |
877 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
3169
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|
878 ngx_http_upstream_finalize_request(r, u, |
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|
879 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 880 return; |
881 } | |
882 | |
883 ngx_resolve_name_done(ctx); | |
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|
884 ur->ctx = NULL; |
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885 |
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|
886 ngx_http_upstream_connect(r, u); |
1658 | 887 } |
888 | |
889 | |
890 static void | |
2377
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891 ngx_http_upstream_handler(ngx_event_t *ev) |
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892 { |
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893 ngx_connection_t *c; |
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894 ngx_http_request_t *r; |
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895 ngx_http_log_ctx_t *ctx; |
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896 ngx_http_upstream_t *u; |
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897 |
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898 c = ev->data; |
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|
899 r = c->data; |
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900 |
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901 u = r->upstream; |
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902 c = r->connection; |
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903 |
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904 ctx = c->log->data; |
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905 ctx->current_request = r; |
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906 |
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907 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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908 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
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909 |
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910 if (ev->write) { |
2386
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|
911 u->write_event_handler(r, u); |
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912 |
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913 } else { |
2386
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914 u->read_event_handler(r, u); |
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915 } |
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916 |
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917 ngx_http_run_posted_requests(c); |
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918 } |
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919 |
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920 |
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|
921 static void |
509 | 922 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
923 { | |
924 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
925 } | |
926 | |
927 | |
928 static void | |
929 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
930 { | |
931 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
932 } | |
933 | |
934 | |
935 static void | |
936 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
937 ngx_event_t *ev) | |
479 | 938 { |
939 int n; | |
940 char buf[1]; | |
577 | 941 ngx_err_t err; |
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942 ngx_int_t event; |
479 | 943 ngx_connection_t *c; |
944 ngx_http_upstream_t *u; | |
945 | |
527 | 946 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
947 "http upstream check client, write event:%d, \"%V\"", | |
948 ev->write, &r->uri); | |
479 | 949 |
509 | 950 c = r->connection; |
483 | 951 u = r->upstream; |
952 | |
583 | 953 if (c->error) { |
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954 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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955 |
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956 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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957 |
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958 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
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959 ngx_http_upstream_finalize_request(r, u, |
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960 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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961 return; |
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962 } |
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963 } |
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964 |
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965 if (!u->cacheable) { |
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966 ngx_http_upstream_finalize_request(r, u, |
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967 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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968 } |
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969 |
527 | 970 return; |
971 } | |
972 | |
479 | 973 #if (NGX_HAVE_KQUEUE) |
974 | |
975 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
976 | |
977 if (!ev->pending_eof) { | |
978 return; | |
979 } | |
980 | |
981 ev->eof = 1; | |
583 | 982 c->error = 1; |
479 | 983 |
984 if (ev->kq_errno) { | |
985 ev->error = 1; | |
986 } | |
987 | |
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988 if (!u->cacheable && u->peer.connection) { |
479 | 989 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
527 | 990 "kevent() reported that client closed prematurely " |
991 "connection, so upstream connection is closed too"); | |
479 | 992 ngx_http_upstream_finalize_request(r, u, |
993 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
994 return; | |
995 } | |
996 | |
997 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
998 "kevent() reported that client closed " | |
999 "prematurely connection"); | |
1000 | |
1001 if (u->peer.connection == NULL) { | |
1002 ngx_http_upstream_finalize_request(r, u, | |
1003 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1004 } | |
1005 | |
1006 return; | |
1007 } | |
1008 | |
1009 #endif | |
1010 | |
1011 n = recv(c->fd, buf, 1, MSG_PEEK); | |
1012 | |
1013 err = ngx_socket_errno; | |
1014 | |
1109 | 1015 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
1016 "http upstream recv(): %d", n); | |
1017 | |
479 | 1018 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
1019 return; | |
1020 } | |
1021 | |
1022 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
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1023 |
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1024 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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1025 |
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1026 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
479 | 1027 ngx_http_upstream_finalize_request(r, u, |
1028 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1029 return; | |
1030 } | |
1031 } | |
1032 | |
1033 if (n > 0) { | |
1034 return; | |
1035 } | |
1036 | |
1037 if (n == -1) { | |
1038 if (err == NGX_EAGAIN) { | |
1039 return; | |
1040 } | |
1041 | |
1042 ev->error = 1; | |
1043 | |
483 | 1044 } else { /* n == 0 */ |
479 | 1045 err = 0; |
1046 } | |
1047 | |
529 | 1048 ev->eof = 1; |
583 | 1049 c->error = 1; |
529 | 1050 |
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1051 if (!u->cacheable && u->peer.connection) { |
479 | 1052 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
1053 "client closed prematurely connection, " | |
1054 "so upstream connection is closed too"); | |
1055 ngx_http_upstream_finalize_request(r, u, | |
1056 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1057 return; | |
1058 } | |
1059 | |
1060 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
1061 "client closed prematurely connection"); | |
1062 | |
1063 if (u->peer.connection == NULL) { | |
1064 ngx_http_upstream_finalize_request(r, u, | |
1065 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1066 } | |
1067 } | |
1068 | |
1069 | |
487 | 1070 static void |
1071 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1072 { |
591 | 1073 ngx_int_t rc; |
665 | 1074 ngx_time_t *tp; |
591 | 1075 ngx_connection_t *c; |
479 | 1076 |
483 | 1077 r->connection->log->action = "connecting to upstream"; |
479 | 1078 |
1079 r->connection->single_connection = 0; | |
1080 | |
889
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1081 if (u->state && u->state->response_sec) { |
665 | 1082 tp = ngx_timeofday(); |
889
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1083 u->state->response_sec = tp->sec - u->state->response_sec; |
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1084 u->state->response_msec = tp->msec - u->state->response_msec; |
665 | 1085 } |
1086 | |
1168
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1087 u->state = ngx_array_push(r->upstream_states); |
665 | 1088 if (u->state == NULL) { |
1089 ngx_http_upstream_finalize_request(r, u, | |
1090 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1091 return; | |
1092 } | |
1093 | |
1094 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
1095 | |
1096 tp = ngx_timeofday(); | |
889
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1097 u->state->response_sec = tp->sec; |
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1098 u->state->response_msec = tp->msec; |
665 | 1099 |
479 | 1100 rc = ngx_event_connect_peer(&u->peer); |
1101 | |
1102 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1103 "http upstream connect: %i", rc); | |
1104 | |
1105 if (rc == NGX_ERROR) { | |
1106 ngx_http_upstream_finalize_request(r, u, | |
1107 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1108 return; | |
1109 } | |
1110 | |
1707
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1111 u->state->peer = u->peer.name; |
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1112 |
543 | 1113 if (rc == NGX_BUSY) { |
1114 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
1378 | 1115 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
1116 return; | |
543 | 1117 } |
1118 | |
1378 | 1119 if (rc == NGX_DECLINED) { |
479 | 1120 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1121 return; | |
1122 } | |
1123 | |
577 | 1124 /* rc == NGX_OK || rc == NGX_AGAIN */ |
1125 | |
479 | 1126 c = u->peer.connection; |
1127 | |
1128 c->data = r; | |
591 | 1129 |
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1130 c->write->handler = ngx_http_upstream_handler; |
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1131 c->read->handler = ngx_http_upstream_handler; |
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1132 |
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1133 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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1134 u->read_event_handler = ngx_http_upstream_process_header; |
479 | 1135 |
1397
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1136 c->sendfile &= r->connection->sendfile; |
1958 | 1137 u->output.sendfile = c->sendfile; |
479 | 1138 |
4116
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1139 if (c->pool == NULL) { |
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1140 |
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1141 /* we need separate pool here to be able to cache SSL connections */ |
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1142 |
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1143 c->pool = ngx_create_pool(128, r->connection->log); |
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1144 if (c->pool == NULL) { |
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1145 ngx_http_upstream_finalize_request(r, u, |
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1146 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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1147 return; |
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1148 } |
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1149 } |
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1150 |
2847 | 1151 c->log = r->connection->log; |
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1152 c->pool->log = c->log; |
2847 | 1153 c->read->log = c->log; |
1154 c->write->log = c->log; | |
479 | 1155 |
1156 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
1157 | |
1158 u->writer.out = NULL; | |
1159 u->writer.last = &u->writer.out; | |
1160 u->writer.connection = c; | |
1161 u->writer.limit = 0; | |
1162 | |
1163 if (u->request_sent) { | |
509 | 1164 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
1165 ngx_http_upstream_finalize_request(r, u, | |
1166 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1167 return; | |
1168 } | |
479 | 1169 } |
1170 | |
1064
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1171 if (r->request_body |
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1172 && r->request_body->buf |
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1173 && r->request_body->temp_file |
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1174 && r == r->main) |
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1175 { |
573 | 1176 /* |
1177 * the r->request_body->buf can be reused for one request only, | |
1178 * the subrequests should allocate their own temporay bufs | |
1179 */ | |
1180 | |
1181 u->output.free = ngx_alloc_chain_link(r->pool); | |
1182 if (u->output.free == NULL) { | |
1183 ngx_http_upstream_finalize_request(r, u, | |
1184 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1185 return; | |
479 | 1186 } |
573 | 1187 |
1188 u->output.free->buf = r->request_body->buf; | |
1189 u->output.free->next = NULL; | |
1190 u->output.allocated = 1; | |
1191 | |
1192 r->request_body->buf->pos = r->request_body->buf->start; | |
1193 r->request_body->buf->last = r->request_body->buf->start; | |
1194 r->request_body->buf->tag = u->output.tag; | |
479 | 1195 } |
1196 | |
1197 u->request_sent = 0; | |
1198 | |
1199 if (rc == NGX_AGAIN) { | |
1200 ngx_add_timer(c->write, u->conf->connect_timeout); | |
1201 return; | |
1202 } | |
1203 | |
577 | 1204 #if (NGX_HTTP_SSL) |
1205 | |
1658 | 1206 if (u->ssl && c->ssl == NULL) { |
591 | 1207 ngx_http_upstream_ssl_init_connection(r, u, c); |
577 | 1208 return; |
1209 } | |
1210 | |
1211 #endif | |
1212 | |
479 | 1213 ngx_http_upstream_send_request(r, u); |
1214 } | |
1215 | |
1216 | |
577 | 1217 #if (NGX_HTTP_SSL) |
1218 | |
1219 static void | |
591 | 1220 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
1221 ngx_http_upstream_t *u, ngx_connection_t *c) | |
1222 { | |
884 | 1223 ngx_int_t rc; |
591 | 1224 |
1225 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
1226 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
2536
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1227 != NGX_OK) |
591 | 1228 { |
1229 ngx_http_upstream_finalize_request(r, u, | |
1230 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1231 return; | |
1232 } | |
1233 | |
1234 c->sendfile = 0; | |
619 | 1235 u->output.sendfile = 0; |
591 | 1236 |
2184 | 1237 if (u->conf->ssl_session_reuse) { |
1238 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
1239 ngx_http_upstream_finalize_request(r, u, | |
1240 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1241 return; | |
1242 } | |
591 | 1243 } |
1244 | |
641 | 1245 r->connection->log->action = "SSL handshaking to upstream"; |
1246 | |
591 | 1247 rc = ngx_ssl_handshake(c); |
1248 | |
1249 if (rc == NGX_AGAIN) { | |
1250 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
1251 return; | |
1252 } | |
1253 | |
1254 ngx_http_upstream_ssl_handshake(c); | |
1255 } | |
1256 | |
1257 | |
1258 static void | |
577 | 1259 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
1260 { | |
1261 ngx_http_request_t *r; | |
1262 ngx_http_upstream_t *u; | |
1263 | |
1264 r = c->data; | |
1265 u = r->upstream; | |
1266 | |
1267 if (c->ssl->handshaked) { | |
1268 | |
2184 | 1269 if (u->conf->ssl_session_reuse) { |
1270 u->peer.save_session(&u->peer, u->peer.data); | |
1271 } | |
884 | 1272 |
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1273 c->write->handler = ngx_http_upstream_handler; |
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1274 c->read->handler = ngx_http_upstream_handler; |
577 | 1275 |
1276 ngx_http_upstream_send_request(r, u); | |
1277 | |
1278 return; | |
1279 } | |
1280 | |
1281 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1282 | |
1283 } | |
1284 | |
1285 #endif | |
1286 | |
1287 | |
509 | 1288 static ngx_int_t |
487 | 1289 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1290 { |
1291 ngx_chain_t *cl; | |
1292 | |
509 | 1293 if (u->reinit_request(r) != NGX_OK) { |
1294 return NGX_ERROR; | |
1295 } | |
1296 | |
1705 | 1297 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
1298 | |
1299 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
591 | 1300 sizeof(ngx_table_elt_t)) |
1301 != NGX_OK) | |
509 | 1302 { |
1303 return NGX_ERROR; | |
479 | 1304 } |
1305 | |
1306 /* reinit the request chain */ | |
577 | 1307 |
509 | 1308 for (cl = u->request_bufs; cl; cl = cl->next) { |
479 | 1309 cl->buf->pos = cl->buf->start; |
1310 cl->buf->file_pos = 0; | |
1311 } | |
1312 | |
509 | 1313 /* reinit the subrequest's ngx_output_chain() context */ |
1314 | |
573 | 1315 if (r->request_body && r->request_body->temp_file |
597 | 1316 && r != r->main && u->output.buf) |
573 | 1317 { |
1318 u->output.free = ngx_alloc_chain_link(r->pool); | |
1319 if (u->output.free == NULL) { | |
1320 return NGX_ERROR; | |
509 | 1321 } |
573 | 1322 |
1323 u->output.free->buf = u->output.buf; | |
1324 u->output.free->next = NULL; | |
1325 | |
1326 u->output.buf->pos = u->output.buf->start; | |
1327 u->output.buf->last = u->output.buf->start; | |
509 | 1328 } |
479 | 1329 |
1330 u->output.buf = NULL; | |
1331 u->output.in = NULL; | |
1332 u->output.busy = NULL; | |
577 | 1333 |
581 | 1334 /* reinit u->buffer */ |
577 | 1335 |
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1336 u->buffer.pos = u->buffer.start; |
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1337 |
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1338 #if (NGX_HTTP_CACHE) |
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1339 |
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1340 if (r->cache) { |
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1341 u->buffer.pos += r->cache->header_start; |
479 | 1342 } |
509 | 1343 |
479 | 1344 #endif |
1345 | |
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1346 u->buffer.last = u->buffer.pos; |
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1347 |
509 | 1348 return NGX_OK; |
479 | 1349 } |
1350 | |
1351 | |
487 | 1352 static void |
1353 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1354 { |
1153
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1355 ngx_int_t rc; |
483 | 1356 ngx_connection_t *c; |
577 | 1357 |
479 | 1358 c = u->peer.connection; |
1359 | |
1360 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
1361 "http upstream send request"); | |
1362 | |
1153
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1363 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1364 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1153
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1365 return; |
479 | 1366 } |
1367 | |
483 | 1368 c->log->action = "sending request to upstream"; |
479 | 1369 |
509 | 1370 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
479 | 1371 |
1372 u->request_sent = 1; | |
1373 | |
1374 if (rc == NGX_ERROR) { | |
1375 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1376 return; | |
1377 } | |
1378 | |
1379 if (c->write->timer_set) { | |
1380 ngx_del_timer(c->write); | |
1381 } | |
1382 | |
1383 if (rc == NGX_AGAIN) { | |
1384 ngx_add_timer(c->write, u->conf->send_timeout); | |
1385 | |
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1386 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
479 | 1387 ngx_http_upstream_finalize_request(r, u, |
1388 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1389 return; | |
1390 } | |
1391 | |
1392 return; | |
1393 } | |
1394 | |
1395 /* rc == NGX_OK */ | |
1396 | |
1397 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
1398 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
1399 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
1400 ngx_tcp_push_n " failed"); | |
1401 ngx_http_upstream_finalize_request(r, u, | |
1402 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
577 | 1403 return; |
479 | 1404 } |
1405 | |
1406 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
1407 } | |
577 | 1408 |
479 | 1409 ngx_add_timer(c->read, u->conf->read_timeout); |
1410 | |
1411 #if 1 | |
1412 if (c->read->ready) { | |
577 | 1413 |
479 | 1414 /* post aio operation */ |
1415 | |
1416 /* | |
1417 * TODO comment | |
1418 * although we can post aio operation just in the end | |
1419 * of ngx_http_upstream_connect() CHECK IT !!! | |
1420 * it's better to do here because we postpone header buffer allocation | |
1421 */ | |
1422 | |
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1423 ngx_http_upstream_process_header(r, u); |
479 | 1424 return; |
1425 } | |
1426 #endif | |
1427 | |
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1428 u->write_event_handler = ngx_http_upstream_dummy_handler; |
479 | 1429 |
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1430 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
479 | 1431 ngx_http_upstream_finalize_request(r, u, |
1432 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1433 return; | |
1434 } | |
1435 } | |
1436 | |
1437 | |
487 | 1438 static void |
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1439 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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1440 ngx_http_upstream_t *u) |
479 | 1441 { |
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1442 ngx_connection_t *c; |
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1443 |
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1444 c = u->peer.connection; |
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1445 |
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1446 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 1447 "http upstream send request handler"); |
1448 | |
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1449 if (c->write->timedout) { |
479 | 1450 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1451 return; | |
1452 } | |
1453 | |
591 | 1454 #if (NGX_HTTP_SSL) |
1455 | |
1658 | 1456 if (u->ssl && c->ssl == NULL) { |
591 | 1457 ngx_http_upstream_ssl_init_connection(r, u, c); |
1458 return; | |
1459 } | |
1460 | |
1461 #endif | |
1462 | |
651 | 1463 if (u->header_sent) { |
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1464 u->write_event_handler = ngx_http_upstream_dummy_handler; |
651 | 1465 |
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1466 (void) ngx_handle_write_event(c->write, 0); |
651 | 1467 |
1468 return; | |
1469 } | |
1470 | |
479 | 1471 ngx_http_upstream_send_request(r, u); |
1472 } | |
1473 | |
1474 | |
487 | 1475 static void |
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1476 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1477 { |
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1478 ssize_t n; |
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1479 ngx_int_t rc; |
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1480 ngx_connection_t *c; |
479 | 1481 |
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1482 c = u->peer.connection; |
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1483 |
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1484 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
483 | 1485 "http upstream process header"); |
479 | 1486 |
483 | 1487 c->log->action = "reading response header from upstream"; |
479 | 1488 |
2386
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|
1489 if (c->read->timedout) { |
479 | 1490 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1491 return; | |
1492 } | |
577 | 1493 |
1153
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|
1494 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1495 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1153
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|
1496 return; |
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1497 } |
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1498 |
581 | 1499 if (u->buffer.start == NULL) { |
1500 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
1501 if (u->buffer.start == NULL) { | |
479 | 1502 ngx_http_upstream_finalize_request(r, u, |
1503 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1504 return; | |
1505 } | |
1506 | |
581 | 1507 u->buffer.pos = u->buffer.start; |
1508 u->buffer.last = u->buffer.start; | |
1509 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
1510 u->buffer.temporary = 1; | |
1511 | |
1512 u->buffer.tag = u->output.tag; | |
479 | 1513 |
1705 | 1514 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
581 | 1515 sizeof(ngx_table_elt_t)) |
1516 != NGX_OK) | |
509 | 1517 { |
1518 ngx_http_upstream_finalize_request(r, u, | |
1519 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1520 return; | |
1521 } | |
1522 | |
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1523 #if (NGX_HTTP_CACHE) |
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1524 |
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1525 if (r->cache) { |
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1526 u->buffer.pos += r->cache->header_start; |
581 | 1527 u->buffer.last = u->buffer.pos; |
479 | 1528 } |
1529 #endif | |
1530 } | |
1531 | |
2360
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1532 for ( ;; ) { |
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1533 |
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1534 n = c->recv(c, u->buffer.last, u->buffer.end - u->buffer.last); |
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1535 |
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1536 if (n == NGX_AGAIN) { |
479 | 1537 #if 0 |
2360
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1538 ngx_add_timer(rev, u->read_timeout); |
479 | 1539 #endif |
1540 | |
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1541 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
2360
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1542 ngx_http_upstream_finalize_request(r, u, |
479 | 1543 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2360
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1544 return; |
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1545 } |
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|
1546 |
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1547 return; |
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1548 } |
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1549 |
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1550 if (n == 0) { |
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1551 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
2360
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1552 "upstream prematurely closed connection"); |
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|
1553 } |
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|
1554 |
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|
1555 if (n == NGX_ERROR || n == 0) { |
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|
1556 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
479 | 1557 return; |
1558 } | |
1559 | |
2360
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|
1560 u->buffer.last += n; |
479 | 1561 |
1562 #if 0 | |
2360
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1563 u->valid_header_in = 0; |
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|
1564 |
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|
1565 u->peer.cached = 0; |
479 | 1566 #endif |
1567 | |
2360
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|
1568 rc = u->process_header(r); |
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|
1569 |
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|
1570 if (rc == NGX_AGAIN) { |
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|
1571 |
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read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
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|
1572 if (u->buffer.pos == u->buffer.end) { |
2386
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changeset
|
1573 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1574 "upstream sent too big header"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1575 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1576 ngx_http_upstream_next(r, u, |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1577 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1578 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1579 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1580 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1581 continue; |
479 | 1582 } |
1583 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1584 break; |
479 | 1585 } |
1586 | |
1587 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
1588 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
1589 return; | |
1590 } | |
1591 | |
1699
976db8c6fb64
return NGX_ERROR instead of NGX_HTTP_INTERNAL_SERVER_ERROR in u->parse_header()
Igor Sysoev <igor@sysoev.ru>
parents:
1693
diff
changeset
|
1592 if (rc == NGX_ERROR) { |
479 | 1593 ngx_http_upstream_finalize_request(r, u, |
1594 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1595 return; | |
1596 } | |
1597 | |
1598 /* rc == NGX_OK */ | |
1599 | |
3401
9e7926763f87
allow to handle 301/302 in error_page
Igor Sysoev <igor@sysoev.ru>
parents:
3399
diff
changeset
|
1600 if (u->headers_in.status_n > NGX_HTTP_SPECIAL_RESPONSE) { |
2268
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 if (r->subrequest_in_memory) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1603 u->buffer.last = u->buffer.pos; |
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 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
509 | 1607 return; |
1608 } | |
1609 | |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1610 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
|
1611 return; |
487 | 1612 } |
1613 } | |
1614 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1615 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
515 | 1616 return; |
1617 } | |
1618 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1619 if (!r->subrequest_in_memory) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1620 ngx_http_upstream_send_response(r, u); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1621 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1622 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1623 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1624 /* subrequest content in memory */ |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1625 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1626 if (u->input_filter == NULL) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1627 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1628 u->input_filter = ngx_http_upstream_non_buffered_filter; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1629 u->input_filter_ctx = r; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1630 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1631 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1632 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1633 ngx_http_upstream_finalize_request(r, u, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1634 NGX_HTTP_INTERNAL_SERVER_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1635 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1636 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1637 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1638 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
|
1639 |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1640 if (n) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1641 u->buffer.last -= n; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1642 |
2402 | 1643 u->state->response_length += n; |
1644 | |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1645 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
|
1646 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1647 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1648 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1649 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1650 if (u->length == 0) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1651 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
|
1652 return; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1653 } |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1654 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1655 |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1656 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
|
1657 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1658 ngx_http_upstream_process_body_in_memory(r, u); |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1659 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1660 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1661 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1662 static ngx_int_t |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1663 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
|
1664 { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1665 ngx_uint_t status; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1666 ngx_http_upstream_next_t *un; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1667 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1668 status = u->headers_in.status_n; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1669 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1670 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
|
1671 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1672 if (status != un->status) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1673 continue; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1674 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1675 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1676 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
|
1677 ngx_http_upstream_next(r, u, un->mask); |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1678 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1679 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1680 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1681 #if (NGX_HTTP_CACHE) |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1682 |
2952 | 1683 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
1684 && (u->conf->cache_use_stale & un->mask)) | |
1685 { | |
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1686 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
|
1687 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1688 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
|
1689 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1690 if (rc == NGX_OK) { |
2952 | 1691 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
|
1692 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
|
1693 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1694 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1695 ngx_http_upstream_finalize_request(r, u, rc); |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1696 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1697 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1698 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1699 #endif |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1700 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1701 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1702 return NGX_DECLINED; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1703 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1704 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1705 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1706 static ngx_int_t |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1707 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
|
1708 ngx_http_upstream_t *u) |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1709 { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1710 ngx_int_t status; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1711 ngx_uint_t i; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1712 ngx_table_elt_t *h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1713 ngx_http_err_page_t *err_page; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1714 ngx_http_core_loc_conf_t *clcf; |
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|
1715 |
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
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2422
diff
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|
1716 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
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|
1717 |
0c117a89f399
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Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
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|
1718 if (status == NGX_HTTP_NOT_FOUND && u->conf->intercept_404) { |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1719 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_NOT_FOUND); |
0c117a89f399
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1720 return NGX_OK; |
0c117a89f399
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Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1721 } |
0c117a89f399
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Igor Sysoev <igor@sysoev.ru>
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2422
diff
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|
1722 |
2267
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|
1723 if (!u->conf->intercept_errors) { |
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diff
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|
1724 return NGX_DECLINED; |
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|
1725 } |
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|
1726 |
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|
1727 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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|
1728 |
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|
1729 if (clcf->error_pages == NULL) { |
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|
1730 return NGX_DECLINED; |
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|
1731 } |
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|
1732 |
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parents:
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|
1733 err_page = clcf->error_pages->elts; |
920be89a3d2d
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diff
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|
1734 for (i = 0; i < clcf->error_pages->nelts; i++) { |
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|
1735 |
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diff
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|
1736 if (err_page[i].status == status) { |
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diff
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|
1737 |
2953
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
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2952
diff
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|
1738 if (status == NGX_HTTP_UNAUTHORIZED |
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
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parents:
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diff
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|
1739 && u->headers_in.www_authenticate) |
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diff
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|
1740 { |
2267
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|
1741 h = ngx_list_push(&r->headers_out.headers); |
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|
1742 |
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|
1743 if (h == NULL) { |
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|
1744 ngx_http_upstream_finalize_request(r, u, |
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2244
diff
changeset
|
1745 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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parents:
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|
1746 return NGX_OK; |
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|
1747 } |
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|
1748 |
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|
1749 *h = *u->headers_in.www_authenticate; |
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|
1750 |
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|
1751 r->headers_out.www_authenticate = h; |
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|
1752 } |
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|
1753 |
3706
ea908f6ae499
an intercepted error code was not cached
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diff
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|
1754 #if (NGX_HTTP_CACHE) |
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
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|
1755 |
3709
64777690c697
fix r3707: cache node should be freed be a response is not cached
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parents:
3708
diff
changeset
|
1756 if (r->cache) { |
3706
ea908f6ae499
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parents:
3705
diff
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|
1757 time_t valid; |
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|
1758 |
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3705
diff
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|
1759 valid = ngx_http_file_cache_valid(u->conf->cache_valid, status); |
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|
1760 |
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|
1761 if (valid) { |
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parents:
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diff
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|
1762 r->cache->valid_sec = ngx_time() + valid; |
ea908f6ae499
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parents:
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diff
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|
1763 r->cache->error = status; |
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diff
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|
1764 } |
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diff
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|
1765 |
3711
ce6ba077c270
several changes in cache cleanup handling:
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parents:
3709
diff
changeset
|
1766 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
3706
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diff
changeset
|
1767 } |
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3705
diff
changeset
|
1768 #endif |
2267
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|
1769 ngx_http_upstream_finalize_request(r, u, status); |
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|
1770 |
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|
1771 return NGX_OK; |
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|
1772 } |
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|
1773 } |
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|
1774 |
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|
1775 return NGX_DECLINED; |
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|
1776 } |
920be89a3d2d
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|
1777 |
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|
1778 |
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changeset
|
1779 static ngx_int_t |
1153
c843f3df3b85
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diff
changeset
|
1780 ngx_http_upstream_test_connect(ngx_connection_t *c) |
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diff
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|
1781 { |
c843f3df3b85
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parents:
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diff
changeset
|
1782 int err; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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parents:
1143
diff
changeset
|
1783 socklen_t len; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1784 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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diff
changeset
|
1785 #if (NGX_HAVE_KQUEUE) |
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diff
changeset
|
1786 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1787 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
1166 | 1788 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
|
1789 c->log->action = "connecting to upstream"; |
1166 | 1790 (void) ngx_connection_error(c, c->write->kq_errno, |
1791 "kevent() reported that connect() failed"); | |
1792 return NGX_ERROR; | |
1793 } | |
1153
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diff
changeset
|
1794 |
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diff
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|
1795 } else |
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diff
changeset
|
1796 #endif |
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diff
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|
1797 { |
1166 | 1798 err = 0; |
1799 len = sizeof(int); | |
1800 | |
1801 /* | |
1802 * BSDs and Linux return 0 and set a pending error in err | |
1803 * Solaris returns -1 and sets errno | |
1804 */ | |
1805 | |
1806 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1807 == -1) | |
1808 { | |
1809 err = ngx_errno; | |
1810 } | |
1811 | |
1812 if (err) { | |
1469
0a269c464eaf
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Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1813 c->log->action = "connecting to upstream"; |
1166 | 1814 (void) ngx_connection_error(c, err, "connect() failed"); |
1815 return NGX_ERROR; | |
1816 } | |
1153
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diff
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|
1817 } |
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diff
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|
1818 |
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|
1819 return NGX_OK; |
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|
1820 } |
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|
1821 |
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diff
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|
1822 |
2592
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|
1823 static ngx_int_t |
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|
1824 ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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|
1825 { |
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|
1826 ngx_str_t *uri, args; |
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diff
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|
1827 ngx_uint_t i, flags; |
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2536
diff
changeset
|
1828 ngx_list_part_t *part; |
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diff
changeset
|
1829 ngx_table_elt_t *h; |
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changeset
|
1830 ngx_http_upstream_header_t *hh; |
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diff
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|
1831 ngx_http_upstream_main_conf_t *umcf; |
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|
1832 |
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diff
changeset
|
1833 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
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|
1834 |
2786
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proxy_ignore_headers and fastcgi_ignore_headers
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|
1835 if (u->headers_in.x_accel_redirect |
4e002555652d
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2757
diff
changeset
|
1836 && !(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT)) |
4e002555652d
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|
1837 { |
2592
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|
1838 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
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|
1839 |
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|
1840 part = &u->headers_in.headers.part; |
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|
1841 h = part->elts; |
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|
1842 |
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changeset
|
1843 for (i = 0; /* void */; i++) { |
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|
1844 |
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changeset
|
1845 if (i >= part->nelts) { |
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diff
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|
1846 if (part->next == NULL) { |
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changeset
|
1847 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1848 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1849 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1850 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1851 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1852 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1853 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1854 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1855 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
|
1856 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1857 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1858 if (hh && hh->redirect) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1859 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
|
1860 ngx_http_finalize_request(r, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1861 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1862 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1863 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1864 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1865 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1866 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1867 uri = &u->headers_in.x_accel_redirect->value; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1868 ngx_str_null(&args); |
3161 | 1869 flags = NGX_HTTP_LOG_UNSAFE; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1870 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1871 if (ngx_http_parse_unsafe_uri(r, uri, &args, &flags) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1872 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1873 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1874 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1875 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1876 if (r->method != NGX_HTTP_HEAD) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1877 r->method = NGX_HTTP_GET; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1878 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1879 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1880 r->valid_unparsed_uri = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1881 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1882 ngx_http_internal_redirect(r, uri, &args); |
3120
40b8b398dbbc
fix request counter for X-Accel-Redirect, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3112
diff
changeset
|
1883 ngx_http_finalize_request(r, NGX_DONE); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1884 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1885 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1886 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1887 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1888 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1889 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1890 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1891 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1892 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1893 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1894 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1895 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1896 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1897 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1898 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1899 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1900 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1901 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1902 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
|
1903 h[i].lowcase_key, h[i].key.len)) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1904 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1905 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1906 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1907 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1908 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
|
1909 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1910 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1911 if (hh) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1912 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
|
1913 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1914 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1915 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1916 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1917 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1918 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1919 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1920 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1921 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
|
1922 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1923 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1924 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1925 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1926 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1927 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1928 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
|
1929 r->headers_out.server->hash = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1930 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1931 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1932 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
|
1933 r->headers_out.date->hash = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1934 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1935 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1936 r->headers_out.status = u->headers_in.status_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1937 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
|
1938 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1939 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
|
1940 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1941 if (r->headers_out.content_length_n != -1) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1942 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
|
1943 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1944 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1945 u->length = NGX_MAX_SIZE_T_VALUE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1946 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1947 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1948 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1949 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1950 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1951 |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1952 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1953 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
|
1954 ngx_http_upstream_t *u) |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1955 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1956 size_t size; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1957 ssize_t n; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1958 ngx_buf_t *b; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1959 ngx_event_t *rev; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1960 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1961 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1962 c = u->peer.connection; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1963 rev = c->read; |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1964 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1965 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1966 "http upstream process body on memory"); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1967 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1968 if (rev->timedout) { |
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1969 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
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1970 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
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1971 return; |
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1972 } |
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1973 |
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1974 b = &u->buffer; |
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1975 |
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1976 for ( ;; ) { |
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1977 |
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1978 size = b->end - b->last; |
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1979 |
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1980 if (size == 0) { |
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1981 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
3708 | 1982 "upstream buffer is too small to read response"); |
777
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1983 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1984 return; |
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1985 } |
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1986 |
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1987 n = c->recv(c, b->last, size); |
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1988 |
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1989 if (n == NGX_AGAIN) { |
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1990 break; |
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1991 } |
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1992 |
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1993 if (n == 0 || n == NGX_ERROR) { |
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1994 ngx_http_upstream_finalize_request(r, u, n); |
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1995 return; |
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1996 } |
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1997 |
2402 | 1998 u->state->response_length += n; |
1999 | |
777
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2000 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
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2001 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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2002 return; |
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2003 } |
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2004 |
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2005 if (!rev->ready) { |
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2006 break; |
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2007 } |
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2008 } |
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2009 |
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2010 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
777
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2011 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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2012 return; |
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2013 } |
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2014 |
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2015 if (rev->active) { |
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2016 ngx_add_timer(rev, u->conf->read_timeout); |
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2017 |
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2018 } else if (rev->timer_set) { |
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2019 ngx_del_timer(rev); |
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2020 } |
681 | 2021 } |
2022 | |
2023 | |
2024 static void | |
2025 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
2026 { | |
2027 int tcp_nodelay; | |
2402 | 2028 ssize_t n; |
681 | 2029 ngx_int_t rc; |
2030 ngx_event_pipe_t *p; | |
2031 ngx_connection_t *c; | |
2032 ngx_http_core_loc_conf_t *clcf; | |
2033 | |
509 | 2034 rc = ngx_http_send_header(r); |
479 | 2035 |
2701 | 2036 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
485 | 2037 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2038 return; |
2039 } | |
2040 | |
2704
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|
2041 c = r->connection; |
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|
2042 |
2701 | 2043 if (r->header_only) { |
2704
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2044 |
2701 | 2045 if (u->cacheable || u->store) { |
2704
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|
2046 |
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2047 if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { |
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Igor Sysoev <igor@sysoev.ru>
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|
2048 ngx_connection_error(c, ngx_socket_errno, |
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|
2049 ngx_shutdown_socket_n " failed"); |
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2050 } |
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|
2051 |
2701 | 2052 r->read_event_handler = ngx_http_request_empty_handler; |
2053 r->write_event_handler = ngx_http_request_empty_handler; | |
2704
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|
2054 c->error = 1; |
2701 | 2055 |
2056 } else { | |
2057 ngx_http_upstream_finalize_request(r, u, rc); | |
2058 return; | |
2059 } | |
2060 } | |
2061 | |
479 | 2062 u->header_sent = 1; |
2063 | |
573 | 2064 if (r->request_body && r->request_body->temp_file) { |
2592
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2536
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|
2065 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
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|
2066 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
563 | 2067 } |
2068 | |
581 | 2069 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
2070 | |
649 | 2071 if (!u->buffering) { |
581 | 2072 |
2073 if (u->input_filter == NULL) { | |
2074 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
2075 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
2076 u->input_filter_ctx = r; | |
2077 } | |
2078 | |
2381
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2377
diff
changeset
|
2079 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
581 | 2080 r->write_event_handler = |
2081 ngx_http_upstream_process_non_buffered_downstream; | |
2082 | |
2083 r->limit_rate = 0; | |
2084 | |
2085 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
2086 ngx_http_upstream_finalize_request(r, u, 0); | |
2087 return; | |
2088 } | |
2089 | |
583 | 2090 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
2091 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
2092 | |
2093 tcp_nodelay = 1; | |
2094 | |
2095 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
2096 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
2097 { | |
2098 ngx_connection_error(c, ngx_socket_errno, | |
2099 "setsockopt(TCP_NODELAY) failed"); | |
2100 ngx_http_upstream_finalize_request(r, u, 0); | |
2101 return; | |
2102 } | |
2103 | |
2104 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
2105 } | |
2106 | |
2402 | 2107 n = u->buffer.last - u->buffer.pos; |
2108 | |
2109 if (n) { | |
581 | 2110 u->buffer.last = u->buffer.pos; |
2111 | |
2402 | 2112 u->state->response_length += n; |
2113 | |
2114 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
581 | 2115 ngx_http_upstream_finalize_request(r, u, 0); |
2116 return; | |
2117 } | |
2118 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2119 ngx_http_upstream_process_non_buffered_downstream(r); |
581 | 2120 |
2121 } else { | |
2122 u->buffer.pos = u->buffer.start; | |
2123 u->buffer.last = u->buffer.start; | |
2124 | |
2125 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
2126 ngx_http_upstream_finalize_request(r, u, 0); | |
2127 return; | |
2128 } | |
1468
491e5059ea19
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parents:
1397
diff
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|
2129 |
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diff
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|
2130 if (u->peer.connection->read->ready) { |
2386
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diff
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|
2131 ngx_http_upstream_process_non_buffered_upstream(r, u); |
1468
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diff
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|
2132 } |
581 | 2133 } |
2134 | |
2135 return; | |
2136 } | |
2137 | |
479 | 2138 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
2139 | |
2592
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|
2140 #if (NGX_HTTP_CACHE) |
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diff
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|
2141 |
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diff
changeset
|
2142 if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { |
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2536
diff
changeset
|
2143 ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); |
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diff
changeset
|
2144 r->cache->file.fd = NGX_INVALID_FILE; |
479 | 2145 } |
2146 | |
3699
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Igor Sysoev <igor@sysoev.ru>
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3698
diff
changeset
|
2147 switch (ngx_http_test_predicates(r, u->conf->no_cache)) { |
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|
2148 |
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|
2149 case NGX_ERROR: |
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|
2150 ngx_http_upstream_finalize_request(r, u, 0); |
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|
2151 return; |
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|
2152 |
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diff
changeset
|
2153 case NGX_DECLINED: |
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diff
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|
2154 u->cacheable = 0; |
b0a0686a85bb
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Igor Sysoev <igor@sysoev.ru>
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|
2155 break; |
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|
2156 |
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changeset
|
2157 default: /* NGX_OK */ |
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diff
changeset
|
2158 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2159 if (u->cache_status == NGX_HTTP_CACHE_BYPASS) { |
b0a0686a85bb
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2160 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2161 r->cache->min_uses = u->conf->cache_min_uses; |
b0a0686a85bb
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2162 r->cache->body_start = u->conf->buffer_size; |
b0a0686a85bb
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Igor Sysoev <igor@sysoev.ru>
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3698
diff
changeset
|
2163 r->cache->file_cache = u->conf->cache->data; |
b0a0686a85bb
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Igor Sysoev <igor@sysoev.ru>
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3698
diff
changeset
|
2164 |
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Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2165 if (ngx_http_file_cache_create(r) != NGX_OK) { |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2166 ngx_http_upstream_finalize_request(r, u, 0); |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2167 return; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2168 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2169 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2170 u->cacheable = 1; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2171 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2172 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2173 break; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2174 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2175 |
1565 | 2176 if (u->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2177 time_t now, valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2178 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2179 now = ngx_time(); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
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2662
diff
changeset
|
2180 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2181 valid = r->cache->valid_sec; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2182 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2183 if (valid == 0) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2184 valid = ngx_http_file_cache_valid(u->conf->cache_valid, |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2185 u->headers_in.status_n); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2186 if (valid) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2187 r->cache->valid_sec = now + valid; |
09725d69cb25
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Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2188 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2189 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2190 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2191 if (valid) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2192 r->cache->last_modified = r->headers_out.last_modified_time; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2193 r->cache->date = now; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2194 r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2195 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2196 ngx_http_file_cache_set_header(r, u->buffer.start); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2197 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2198 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2199 u->cacheable = 0; |
2703
3b6afa999c2f
support 304 for cacheable responses
Igor Sysoev <igor@sysoev.ru>
parents:
2701
diff
changeset
|
2200 r->headers_out.last_modified_time = -1; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2201 } |
479 | 2202 } |
2203 | |
2690 | 2204 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2205 "http cacheable: %d", u->cacheable); | |
2206 | |
3083
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2207 if (u->cacheable == 0 && r->cache) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2208 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
3083
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2209 } |
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2210 |
479 | 2211 #endif |
2212 | |
581 | 2213 p = u->pipe; |
479 | 2214 |
2215 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
2216 p->output_ctx = r; | |
2217 p->tag = u->output.tag; | |
577 | 2218 p->bufs = u->conf->bufs; |
479 | 2219 p->busy_size = u->conf->busy_buffers_size; |
2220 p->upstream = u->peer.connection; | |
583 | 2221 p->downstream = c; |
479 | 2222 p->pool = r->pool; |
583 | 2223 p->log = c->log; |
577 | 2224 |
1565 | 2225 p->cacheable = u->cacheable || u->store; |
479 | 2226 |
501 | 2227 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
2228 if (p->temp_file == NULL) { | |
479 | 2229 ngx_http_upstream_finalize_request(r, u, 0); |
2230 return; | |
2231 } | |
2232 | |
2233 p->temp_file->file.fd = NGX_INVALID_FILE; | |
583 | 2234 p->temp_file->file.log = c->log; |
479 | 2235 p->temp_file->path = u->conf->temp_path; |
2236 p->temp_file->pool = r->pool; | |
577 | 2237 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2238 if (p->cacheable) { |
479 | 2239 p->temp_file->persistent = 1; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2240 |
479 | 2241 } else { |
667 | 2242 p->temp_file->log_level = NGX_LOG_WARN; |
479 | 2243 p->temp_file->warn = "an upstream response is buffered " |
2244 "to a temporary file"; | |
2245 } | |
2246 | |
2247 p->max_temp_file_size = u->conf->max_temp_file_size; | |
2248 p->temp_file_write_size = u->conf->temp_file_write_size; | |
2249 | |
501 | 2250 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
2251 if (p->preread_bufs == NULL) { | |
479 | 2252 ngx_http_upstream_finalize_request(r, u, 0); |
2253 return; | |
2254 } | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2255 |
581 | 2256 p->preread_bufs->buf = &u->buffer; |
479 | 2257 p->preread_bufs->next = NULL; |
581 | 2258 u->buffer.recycled = 1; |
2259 | |
2260 p->preread_size = u->buffer.last - u->buffer.pos; | |
479 | 2261 |
1565 | 2262 if (u->cacheable) { |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2263 |
479 | 2264 p->buf_to_file = ngx_calloc_buf(r->pool); |
2265 if (p->buf_to_file == NULL) { | |
2266 ngx_http_upstream_finalize_request(r, u, 0); | |
2267 return; | |
2268 } | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2269 |
581 | 2270 p->buf_to_file->pos = u->buffer.start; |
2271 p->buf_to_file->last = u->buffer.pos; | |
479 | 2272 p->buf_to_file->temporary = 1; |
2273 } | |
2274 | |
2275 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
2276 /* the posted aio operation may currupt a shadow buffer */ | |
2277 p->single_buf = 1; | |
2278 } | |
2279 | |
2280 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
2281 p->free_bufs = 1; | |
2282 | |
2283 /* | |
581 | 2284 * event_pipe would do u->buffer.last += p->preread_size |
479 | 2285 * as though these bytes were read |
2286 */ | |
581 | 2287 u->buffer.last = u->buffer.pos; |
479 | 2288 |
2289 if (u->conf->cyclic_temp_file) { | |
2290 | |
2291 /* | |
2292 * we need to disable the use of sendfile() if we use cyclic temp file | |
2293 * because the writing a new data may interfere with sendfile() | |
2294 * that uses the same kernel file pages (at least on FreeBSD) | |
2295 */ | |
2296 | |
2297 p->cyclic_temp_file = 1; | |
583 | 2298 c->sendfile = 0; |
479 | 2299 |
2300 } else { | |
2301 p->cyclic_temp_file = 0; | |
2302 } | |
2303 | |
2304 p->read_timeout = u->conf->read_timeout; | |
2305 p->send_timeout = clcf->send_timeout; | |
2306 p->send_lowat = clcf->send_lowat; | |
2307 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2308 u->read_event_handler = ngx_http_upstream_process_upstream; |
509 | 2309 r->write_event_handler = ngx_http_upstream_process_downstream; |
479 | 2310 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2311 ngx_http_upstream_process_upstream(r, u); |
479 | 2312 } |
2313 | |
2314 | |
487 | 2315 static void |
581 | 2316 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
2317 { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2318 ngx_event_t *wev; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2319 ngx_connection_t *c; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2320 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2321 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2322 c = r->connection; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2323 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2324 wev = c->write; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2325 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2326 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
|
2327 "http upstream process non buffered downstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2328 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2329 c->log->action = "sending to client"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2330 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2331 if (wev->timedout) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2332 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2333 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
3963
10fbb8f02a45
finalizing with rc == 0 in unbuffered proxy mode caused nginx to wait
Igor Sysoev <igor@sysoev.ru>
parents:
3944
diff
changeset
|
2334 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_REQUEST_TIME_OUT); |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2335 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2336 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2337 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2338 ngx_http_upstream_process_non_buffered_request(r, 1); |
581 | 2339 } |
2340 | |
2341 | |
2342 static void | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2343 ngx_http_upstream_process_non_buffered_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
|
2344 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
|
2345 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2346 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2347 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2348 c = u->peer.connection; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2349 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2350 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
|
2351 "http upstream process non buffered upstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2352 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2353 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2354 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2355 if (c->read->timedout) { |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2356 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
|
2357 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
|
2358 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2359 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2360 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2361 ngx_http_upstream_process_non_buffered_request(r, 0); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2362 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2363 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2364 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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parents:
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diff
changeset
|
2365 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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parents:
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diff
changeset
|
2366 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2367 ngx_uint_t do_write) |
581 | 2368 { |
2369 size_t size; | |
2370 ssize_t n; | |
2371 ngx_buf_t *b; | |
583 | 2372 ngx_int_t rc; |
2381
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fix r2378, run posted requests after upstream event handling
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parents:
2377
diff
changeset
|
2373 ngx_connection_t *downstream, *upstream; |
581 | 2374 ngx_http_upstream_t *u; |
2375 ngx_http_core_loc_conf_t *clcf; | |
2376 | |
756
d904b5cb3bba
fix building introduced by previous commit
Igor Sysoev <igor@sysoev.ru>
parents:
755
diff
changeset
|
2377 u = r->upstream; |
884 | 2378 downstream = r->connection; |
2379 upstream = u->peer.connection; | |
581 | 2380 |
2381 b = &u->buffer; | |
2382 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2383 do_write = do_write || u->length == 0; |
581 | 2384 |
2385 for ( ;; ) { | |
2386 | |
2387 if (do_write) { | |
2388 | |
2389 if (u->out_bufs || u->busy_bufs) { | |
583 | 2390 rc = ngx_http_output_filter(r, u->out_bufs); |
2391 | |
2392 if (rc == NGX_ERROR) { | |
581 | 2393 ngx_http_upstream_finalize_request(r, u, 0); |
2394 return; | |
2395 } | |
2396 | |
4114
5db098f97e0e
API change: ngx_chain_update_chains() now requires pool.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3976
diff
changeset
|
2397 ngx_chain_update_chains(r->pool, &u->free_bufs, &u->busy_bufs, |
581 | 2398 &u->out_bufs, u->output.tag); |
2399 } | |
2400 | |
2401 if (u->busy_bufs == NULL) { | |
2402 | |
2403 if (u->length == 0 | |
884 | 2404 || upstream->read->eof |
2405 || upstream->read->error) | |
581 | 2406 { |
2407 ngx_http_upstream_finalize_request(r, u, 0); | |
2408 return; | |
2409 } | |
2410 | |
2411 b->pos = b->start; | |
2412 b->last = b->start; | |
2413 } | |
2414 } | |
2415 | |
2416 size = b->end - b->last; | |
2417 | |
2418 if (size > u->length) { | |
2419 size = u->length; | |
2420 } | |
2421 | |
884 | 2422 if (size && upstream->read->ready) { |
2423 | |
2424 n = upstream->recv(upstream, b->last, size); | |
581 | 2425 |
2426 if (n == NGX_AGAIN) { | |
2427 break; | |
2428 } | |
2429 | |
2430 if (n > 0) { | |
2402 | 2431 u->state->response_length += n; |
2432 | |
581 | 2433 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
2434 ngx_http_upstream_finalize_request(r, u, 0); | |
2435 return; | |
2436 } | |
2437 } | |
2438 | |
2439 do_write = 1; | |
2440 | |
2441 continue; | |
2442 } | |
2443 | |
2444 break; | |
2445 } | |
2446 | |
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2447 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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fix r2378, run posted requests after upstream event handling
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diff
changeset
|
2448 |
884 | 2449 if (downstream->data == r) { |
2450 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>
parents:
2360
diff
changeset
|
2451 != NGX_OK) |
583 | 2452 { |
2453 ngx_http_upstream_finalize_request(r, u, 0); | |
2454 return; | |
2455 } | |
581 | 2456 } |
2457 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2458 if (downstream->write->active && !downstream->write->ready) { |
884 | 2459 ngx_add_timer(downstream->write, clcf->send_timeout); |
2460 | |
2461 } else if (downstream->write->timer_set) { | |
2462 ngx_del_timer(downstream->write); | |
581 | 2463 } |
2464 | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2465 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
581 | 2466 ngx_http_upstream_finalize_request(r, u, 0); |
2467 return; | |
2468 } | |
2469 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2470 if (upstream->read->active && !upstream->read->ready) { |
884 | 2471 ngx_add_timer(upstream->read, u->conf->read_timeout); |
2472 | |
2473 } else if (upstream->read->timer_set) { | |
2474 ngx_del_timer(upstream->read); | |
581 | 2475 } |
2476 } | |
2477 | |
2478 | |
2479 static ngx_int_t | |
2480 ngx_http_upstream_non_buffered_filter_init(void *data) | |
2481 { | |
2482 return NGX_OK; | |
2483 } | |
2484 | |
2485 | |
2486 static ngx_int_t | |
2487 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
2488 { | |
2489 ngx_http_request_t *r = data; | |
2490 | |
2491 ngx_buf_t *b; | |
2492 ngx_chain_t *cl, **ll; | |
2493 ngx_http_upstream_t *u; | |
2494 | |
2495 u = r->upstream; | |
2496 | |
2497 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
2498 ll = &cl->next; | |
2499 } | |
2500 | |
2501 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
2502 if (cl == NULL) { | |
2503 return NGX_ERROR; | |
2504 } | |
2505 | |
2506 *ll = cl; | |
2507 | |
2508 cl->buf->flush = 1; | |
2509 cl->buf->memory = 1; | |
2510 | |
2511 b = &u->buffer; | |
2512 | |
2513 cl->buf->pos = b->last; | |
2514 b->last += bytes; | |
2515 cl->buf->last = b->last; | |
1908
f2953601ed3c
fix memory leak in long-lived non buffered connections
Igor Sysoev <igor@sysoev.ru>
parents:
1902
diff
changeset
|
2516 cl->buf->tag = u->output.tag; |
581 | 2517 |
2518 if (u->length == NGX_MAX_SIZE_T_VALUE) { | |
2519 return NGX_OK; | |
2520 } | |
2521 | |
2522 u->length -= bytes; | |
2523 | |
2524 return NGX_OK; | |
2525 } | |
2526 | |
2527 | |
2528 static void | |
509 | 2529 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
2530 { | |
2381
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fix r2378, run posted requests after upstream event handling
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diff
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|
2531 ngx_event_t *wev; |
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fix r2378, run posted requests after upstream event handling
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diff
changeset
|
2532 ngx_connection_t *c; |
509 | 2533 ngx_event_pipe_t *p; |
479 | 2534 ngx_http_upstream_t *u; |
2535 | |
2381
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fix r2378, run posted requests after upstream event handling
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diff
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|
2536 c = r->connection; |
479 | 2537 u = r->upstream; |
581 | 2538 p = u->pipe; |
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2539 wev = c->write; |
3d7a70173d77
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|
2540 |
3d7a70173d77
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diff
changeset
|
2541 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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diff
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|
2542 "http upstream process downstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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|
2543 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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diff
changeset
|
2544 c->log->action = "sending to client"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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diff
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|
2545 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2546 if (wev->timedout) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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|
2547 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2548 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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diff
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|
2549 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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diff
changeset
|
2550 wev->timedout = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2551 wev->delayed = 0; |
3d7a70173d77
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diff
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|
2552 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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diff
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|
2553 if (!wev->ready) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2554 ngx_add_timer(wev, p->send_timeout); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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diff
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|
2555 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2556 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
|
2557 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
|
2558 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2559 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2560 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2561 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2562 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2563 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
|
2564 ngx_http_upstream_finalize_request(r, u, 0); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2565 return; |
527 | 2566 } |
479 | 2567 |
2568 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2569 p->downstream_error = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2570 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2571 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
479 | 2572 } |
2573 | |
2574 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2575 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2576 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2577 |
527 | 2578 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2579 "http downstream delayed"); | |
2580 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2581 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
|
2582 ngx_http_upstream_finalize_request(r, u, 0); |
527 | 2583 } |
2584 | |
2585 return; | |
2586 } | |
2587 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2588 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
479 | 2589 ngx_http_upstream_finalize_request(r, u, 0); |
2590 return; | |
2591 } | |
2592 } | |
577 | 2593 |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2594 ngx_http_upstream_process_request(r); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2595 } |
3d7a70173d77
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Igor Sysoev <igor@sysoev.ru>
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|
2596 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2597 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2598 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2599 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
|
2600 ngx_http_upstream_t *u) |
2381
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2601 { |
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2602 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
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|
2603 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2604 c = u->peer.connection; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2605 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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changeset
|
2606 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>
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diff
changeset
|
2607 "http upstream process upstream"); |
3d7a70173d77
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|
2608 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2609 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2610 |
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
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2381
diff
changeset
|
2611 if (c->read->timedout) { |
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2612 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
|
2613 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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|
2614 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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changeset
|
2615 } else { |
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2616 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>
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changeset
|
2617 ngx_http_upstream_finalize_request(r, u, 0); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2618 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2619 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2620 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2621 |
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
2622 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
|
2623 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2624 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2625 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2626 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2627 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
|
2628 { |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2629 ngx_uint_t del; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2630 ngx_temp_file_t *tf; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2631 ngx_event_pipe_t *p; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2632 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2633 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2634 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2635 p = u->pipe; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2636 |
479 | 2637 if (u->peer.connection) { |
2638 | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2639 if (u->store) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2640 |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2641 del = p->upstream_error; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2642 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2643 tf = u->pipe->temp_file; |
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2644 |
2463 | 2645 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
|
2646 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2647 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
|
2648 && (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
|
2649 || (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
|
2650 { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2651 ngx_http_upstream_store(r, u); |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2652 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2653 } else { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2654 del = 1; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2655 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2656 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2657 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2658 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
|
2659 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2660 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
|
2661 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2662 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
|
2663 ngx_delete_file_n " \"%s\" failed", |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2664 u->pipe->temp_file->file.name.data); |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2665 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2666 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2667 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2668 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2669 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2670 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2671 if (u->cacheable) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2672 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2673 if (p->upstream_done) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2674 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
|
2675 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2676 } else if (p->upstream_eof) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2677 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2678 /* TODO: check length & update cache */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2679 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2680 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
|
2681 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2682 } else if (p->upstream_error) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2683 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
479 | 2684 } |
2685 } | |
2686 | |
2687 #endif | |
2688 | |
2689 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
|
2690 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2691 "http upstream exit: %p", p->out); |
479 | 2692 #if 0 |
2693 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2694 #endif | |
2695 ngx_http_upstream_finalize_request(r, u, 0); | |
2696 return; | |
2697 } | |
2698 } | |
2699 | |
2700 if (p->downstream_error) { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2701 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2702 "http upstream downstream error"); |
479 | 2703 |
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2704 if (!u->cacheable && !u->store && u->peer.connection) { |
479 | 2705 ngx_http_upstream_finalize_request(r, u, 0); |
2706 } | |
2707 } | |
2708 } | |
2709 | |
2710 | |
487 | 2711 static void |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2712 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
|
2713 { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2714 size_t root; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2715 time_t lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2716 ngx_str_t path; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2717 ngx_temp_file_t *tf; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2718 ngx_ext_rename_file_t ext; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2719 |
1777 | 2720 tf = u->pipe->temp_file; |
2721 | |
2722 if (tf->file.fd == NGX_INVALID_FILE) { | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2723 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2724 /* create file for empty 200 response */ |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2725 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2726 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
|
2727 if (tf == NULL) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2728 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2729 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2730 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2731 tf->file.fd = NGX_INVALID_FILE; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2732 tf->file.log = r->connection->log; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2733 tf->path = u->conf->temp_path; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2734 tf->pool = r->pool; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2735 tf->persistent = 1; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2736 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2737 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
|
2738 tf->persistent, tf->clean, tf->access) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2739 != NGX_OK) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2740 { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2741 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2742 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2743 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2744 u->pipe->temp_file = tf; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2745 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2746 |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2747 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
|
2748 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
|
2749 ext.time = -1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2750 ext.create_path = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2751 ext.delete_file = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2752 ext.log = r->connection->log; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2753 |
1705 | 2754 if (u->headers_in.last_modified) { |
2755 | |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2756 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
|
2757 u->headers_in.last_modified->value.len); |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2758 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2759 if (lm != NGX_ERROR) { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2760 ext.time = lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2761 ext.fd = tf->file.fd; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2762 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2763 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2764 |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2765 if (u->conf->store_lengths == NULL) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2766 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2767 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
|
2768 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2769 } else { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2770 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
|
2771 u->conf->store_values->elts) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2772 == NULL) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2773 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2774 return; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2775 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2776 } |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2777 |
3032
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2778 path.len--; |
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2779 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2780 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
|
2781 "upstream stores \"%s\" to \"%s\"", |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2782 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
|
2783 |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2784 (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
|
2785 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2786 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2787 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2788 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2789 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 2790 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2791 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 2792 "http upstream dummy handler"); |
2793 } | |
2794 | |
2795 | |
487 | 2796 static void |
2797 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
2798 ngx_uint_t ft_type) | |
479 | 2799 { |
884 | 2800 ngx_uint_t status, state; |
479 | 2801 |
2802 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
884 | 2803 "http next upstream, %xi", ft_type); |
479 | 2804 |
2805 #if 0 | |
2806 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2807 #endif | |
2808 | |
525 | 2809 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
884 | 2810 state = NGX_PEER_NEXT; |
525 | 2811 } else { |
884 | 2812 state = NGX_PEER_FAILED; |
479 | 2813 } |
525 | 2814 |
1378 | 2815 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
2816 u->peer.free(&u->peer, u->peer.data, state); | |
2817 } | |
525 | 2818 |
479 | 2819 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
2820 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
2821 "upstream timed out"); | |
2822 } | |
577 | 2823 |
479 | 2824 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
2825 status = 0; | |
2826 | |
4115
70a45a504905
Workaround for cpu hog on errors with cached connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
2827 /* TODO: inform balancer instead */ |
70a45a504905
Workaround for cpu hog on errors with cached connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
2828 |
70a45a504905
Workaround for cpu hog on errors with cached connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
2829 u->peer.tries++; |
70a45a504905
Workaround for cpu hog on errors with cached connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
2830 |
479 | 2831 } else { |
2832 switch(ft_type) { | |
2833 | |
2834 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
2835 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
2836 break; | |
2837 | |
2838 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
2839 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
2840 break; | |
2841 | |
2842 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
2843 status = NGX_HTTP_NOT_FOUND; | |
2844 break; | |
2845 | |
2846 /* | |
2847 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
2848 * never reach here | |
2849 */ | |
2850 | |
2851 default: | |
2852 status = NGX_HTTP_BAD_GATEWAY; | |
2853 } | |
2854 } | |
2855 | |
583 | 2856 if (r->connection->error) { |
479 | 2857 ngx_http_upstream_finalize_request(r, u, |
2858 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
2859 return; | |
2860 } | |
2861 | |
2862 if (status) { | |
2863 u->state->status = status; | |
2864 | |
525 | 2865 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
479 | 2866 |
2867 #if (NGX_HTTP_CACHE) | |
2868 | |
2952 | 2869 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
2870 && (u->conf->cache_use_stale & ft_type)) | |
2871 { | |
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2872 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
|
2873 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2874 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
|
2875 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2876 if (rc == NGX_OK) { |
2952 | 2877 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
|
2878 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
|
2879 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2880 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2881 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2882 return; |
2883 } | |
2884 #endif | |
2885 | |
2886 ngx_http_upstream_finalize_request(r, u, status); | |
2887 return; | |
2888 } | |
2889 } | |
2890 | |
2891 if (u->peer.connection) { | |
2892 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2893 "close http upstream connection: %d", | |
2894 u->peer.connection->fd); | |
577 | 2895 #if (NGX_HTTP_SSL) |
884 | 2896 |
577 | 2897 if (u->peer.connection->ssl) { |
884 | 2898 u->peer.connection->ssl->no_wait_shutdown = 1; |
2899 u->peer.connection->ssl->no_send_shutdown = 1; | |
2900 | |
2901 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2902 } |
2903 #endif | |
884 | 2904 |
4116
9baf12ea5ca1
Upstream: separate pool for peer connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4115
diff
changeset
|
2905 ngx_destroy_pool(u->peer.connection->pool); |
479 | 2906 ngx_close_connection(u->peer.connection); |
2907 } | |
2908 | |
2909 #if 0 | |
2910 if (u->conf->busy_lock && !u->busy_locked) { | |
2911 ngx_http_upstream_busy_lock(p); | |
2912 return; | |
2913 } | |
2914 #endif | |
2915 | |
2916 ngx_http_upstream_connect(r, u); | |
2917 } | |
2918 | |
2919 | |
487 | 2920 static void |
569 | 2921 ngx_http_upstream_cleanup(void *data) |
2922 { | |
2923 ngx_http_request_t *r = data; | |
2924 | |
1705 | 2925 ngx_http_upstream_t *u; |
2926 | |
569 | 2927 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2928 "cleanup http upstream request: \"%V\"", &r->uri); | |
2929 | |
1705 | 2930 u = r->upstream; |
2931 | |
2932 if (u->resolved && u->resolved->ctx) { | |
2933 ngx_resolve_name_done(u->resolved->ctx); | |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2934 u->resolved->ctx = NULL; |
1658 | 2935 } |
2936 | |
1705 | 2937 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
569 | 2938 } |
2939 | |
2940 | |
2941 static void | |
487 | 2942 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
2943 ngx_http_upstream_t *u, ngx_int_t rc) | |
479 | 2944 { |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2945 ngx_time_t *tp; |
563 | 2946 |
483 | 2947 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2948 "finalize http upstream request: %i", rc); | |
479 | 2949 |
2413 | 2950 if (u->cleanup) { |
2951 *u->cleanup = NULL; | |
3418
a076e1823737
delete u->cleanup mark, this fixes large values in $upstream_response_time,
Igor Sysoev <igor@sysoev.ru>
parents:
3401
diff
changeset
|
2952 u->cleanup = NULL; |
2413 | 2953 } |
569 | 2954 |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2955 if (u->resolved && u->resolved->ctx) { |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2956 ngx_resolve_name_done(u->resolved->ctx); |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2957 u->resolved->ctx = NULL; |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2958 } |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2959 |
1658 | 2960 if (u->state && u->state->response_sec) { |
563 | 2961 tp = ngx_timeofday(); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2962 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
|
2963 u->state->response_msec = tp->msec - u->state->response_msec; |
2402 | 2964 |
2965 if (u->pipe) { | |
2966 u->state->response_length = u->pipe->read_length; | |
2967 } | |
563 | 2968 } |
2969 | |
479 | 2970 u->finalize_request(r, rc); |
2971 | |
1658 | 2972 if (u->peer.free) { |
2973 u->peer.free(&u->peer, u->peer.data, 0); | |
2974 } | |
884 | 2975 |
479 | 2976 if (u->peer.connection) { |
884 | 2977 |
577 | 2978 #if (NGX_HTTP_SSL) |
2979 | |
2980 /* TODO: do not shutdown persistent connection */ | |
2981 | |
2982 if (u->peer.connection->ssl) { | |
884 | 2983 |
2984 /* | |
2985 * We send the "close notify" shutdown alert to the upstream only | |
2986 * and do not wait its "close notify" shutdown alert. | |
2987 * It is acceptable according to the TLS standard. | |
2988 */ | |
2989 | |
2990 u->peer.connection->ssl->no_wait_shutdown = 1; | |
2991 | |
2992 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2993 } |
2994 #endif | |
884 | 2995 |
2996 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2997 "close http upstream connection: %d", | |
2998 u->peer.connection->fd); | |
2999 | |
4116
9baf12ea5ca1
Upstream: separate pool for peer connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4115
diff
changeset
|
3000 ngx_destroy_pool(u->peer.connection->pool); |
479 | 3001 ngx_close_connection(u->peer.connection); |
3002 } | |
3003 | |
483 | 3004 u->peer.connection = NULL; |
3005 | |
581 | 3006 if (u->pipe && u->pipe->temp_file) { |
479 | 3007 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3008 "http upstream temp fd: %d", | |
581 | 3009 u->pipe->temp_file->file.fd); |
479 | 3010 } |
3011 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3012 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3013 |
3940
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3014 if (r->cache) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3015 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3016 if (u->cacheable) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3017 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3018 if (rc == NGX_HTTP_BAD_GATEWAY || rc == NGX_HTTP_GATEWAY_TIME_OUT) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3019 time_t valid; |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3020 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3021 valid = ngx_http_file_cache_valid(u->conf->cache_valid, rc); |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3022 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3023 if (valid) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3024 r->cache->valid_sec = ngx_time() + valid; |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3025 r->cache->error = rc; |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3026 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3027 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3028 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3029 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
3030 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
479 | 3031 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3032 |
479 | 3033 #endif |
3034 | |
2692 | 3035 if (u->header_sent |
3963
10fbb8f02a45
finalizing with rc == 0 in unbuffered proxy mode caused nginx to wait
Igor Sysoev <igor@sysoev.ru>
parents:
3944
diff
changeset
|
3036 && rc != NGX_HTTP_REQUEST_TIME_OUT |
2692 | 3037 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3038 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3039 rc = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3040 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3041 |
515 | 3042 if (rc == NGX_DECLINED) { |
3043 return; | |
3044 } | |
3045 | |
483 | 3046 r->connection->log->action = "sending to client"; |
3047 | |
2971
87ddbe960172
fix ngx_http_send_special() for subrequests handled by perl
Igor Sysoev <igor@sysoev.ru>
parents:
2957
diff
changeset
|
3048 if (rc == 0) { |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
3049 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
479 | 3050 } |
3051 | |
3052 ngx_http_finalize_request(r, rc); | |
3053 } | |
3054 | |
3055 | |
509 | 3056 static ngx_int_t |
3057 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3058 ngx_uint_t offset) | |
577 | 3059 { |
509 | 3060 ngx_table_elt_t **ph; |
577 | 3061 |
509 | 3062 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
3063 | |
3064 if (*ph == NULL) { | |
3065 *ph = h; | |
3066 } | |
3067 | |
3068 return NGX_OK; | |
3069 } | |
3070 | |
3071 | |
3072 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
|
3073 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
|
3074 ngx_uint_t offset) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3075 { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3076 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3077 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3078 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3079 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3080 static ngx_int_t |
3669
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3081 ngx_http_upstream_process_set_cookie(ngx_http_request_t *r, ngx_table_elt_t *h, |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3082 ngx_uint_t offset) |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3083 { |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3084 #if (NGX_HTTP_CACHE) |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3085 ngx_http_upstream_t *u; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3086 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3087 u = r->upstream; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3088 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3089 if (!(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_SET_COOKIE)) { |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3090 u->cacheable = 0; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3091 } |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3092 #endif |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3093 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3094 return NGX_OK; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3095 } |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3096 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3097 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3098 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
|
3099 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 3100 ngx_table_elt_t *h, ngx_uint_t offset) |
3101 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3102 ngx_array_t *pa; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3103 ngx_table_elt_t **ph; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3104 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3105 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3106 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3107 pa = &u->headers_in.cache_control; |
509 | 3108 |
3109 if (pa->elts == NULL) { | |
3110 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3111 { | |
3112 return NGX_ERROR; | |
3113 } | |
3114 } | |
3115 | |
3116 ph = ngx_array_push(pa); | |
3117 if (ph == NULL) { | |
3118 return NGX_ERROR; | |
3119 } | |
3120 | |
3121 *ph = h; | |
3122 | |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3123 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3124 { |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3125 u_char *p, *last; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3126 ngx_int_t n; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3127 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3128 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
|
3129 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3130 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3131 |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3132 if (r->cache == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3133 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3134 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3135 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3136 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
|
3137 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3138 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3139 |
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3140 p = h->value.data; |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3141 last = p + h->value.len; |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3142 |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3143 if (ngx_strlcasestrn(p, last, (u_char *) "no-cache", 8 - 1) != NULL |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3144 || ngx_strlcasestrn(p, last, (u_char *) "no-store", 8 - 1) != NULL |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3145 || ngx_strlcasestrn(p, last, (u_char *) "private", 7 - 1) != NULL) |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3146 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3147 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3148 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3149 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3150 |
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3151 p = ngx_strlcasestrn(p, last, (u_char *) "max-age=", 8 - 1); |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3152 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3153 if (p == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3154 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3155 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3156 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3157 n = 0; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3158 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3159 for (p += 8; p < last; p++) { |
3198
48bfb7dc981b
test comma separator in "Cache-Control"
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
3160 if (*p == ',' || *p == ';' || *p == ' ') { |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3161 break; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3162 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3163 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3164 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
|
3165 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
|
3166 continue; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3167 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3168 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3169 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3170 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3171 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3172 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3173 if (n == 0) { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3174 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3175 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3176 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3177 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3178 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
|
3179 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3180 #endif |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3181 |
509 | 3182 return NGX_OK; |
3183 } | |
3184 | |
3185 | |
3186 static ngx_int_t | |
2666 | 3187 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
3188 ngx_uint_t offset) | |
3189 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3190 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3191 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3192 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3193 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
|
3194 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3195 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3196 { |
2666 | 3197 time_t expires; |
3198 | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3199 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
|
3200 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3201 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3202 |
2666 | 3203 if (r->cache == NULL) { |
3204 return NGX_OK; | |
3205 } | |
3206 | |
3207 if (r->cache->valid_sec != 0) { | |
3208 return NGX_OK; | |
3209 } | |
3210 | |
3211 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
3212 | |
3213 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
|
3214 u->cacheable = 0; |
2666 | 3215 return NGX_OK; |
3216 } | |
3217 | |
3218 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
|
3219 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3220 #endif |
2666 | 3221 |
3222 return NGX_OK; | |
3223 } | |
3224 | |
3225 | |
3226 static ngx_int_t | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3227 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
|
3228 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
|
3229 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3230 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3231 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3232 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3233 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
|
3234 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3235 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3236 { |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3237 u_char *p; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3238 size_t len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3239 ngx_int_t n; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3240 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3241 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
|
3242 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3243 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3244 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3245 if (r->cache == NULL) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3246 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3247 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3248 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3249 len = h->value.len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3250 p = h->value.data; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3251 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3252 if (p[0] != '@') { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3253 n = ngx_atoi(p, len); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3254 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3255 switch (n) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3256 case 0: |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3257 u->cacheable = 0; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3258 case NGX_ERROR: |
2667 | 3259 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3260 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3261 default: |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3262 r->cache->valid_sec = ngx_time() + n; |
2667 | 3263 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3264 } |
2667 | 3265 } |
3266 | |
3267 p++; | |
3268 len--; | |
3269 | |
3270 n = ngx_atoi(p, len); | |
3271 | |
3272 if (n != NGX_ERROR) { | |
3273 r->cache->valid_sec = n; | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3274 } |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3275 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3276 #endif |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3277 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3278 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3279 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3280 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3281 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3282 static ngx_int_t |
527 | 3283 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
3284 ngx_uint_t offset) | |
577 | 3285 { |
527 | 3286 ngx_int_t n; |
3287 | |
3288 r->upstream->headers_in.x_accel_limit_rate = h; | |
3289 | |
3290 n = ngx_atoi(h->value.data, h->value.len); | |
3291 | |
3292 if (n != NGX_ERROR) { | |
3293 r->limit_rate = (size_t) n; | |
3294 } | |
3295 | |
3296 return NGX_OK; | |
3297 } | |
3298 | |
3299 | |
3300 static ngx_int_t | |
649 | 3301 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
3302 ngx_uint_t offset) | |
3303 { | |
3304 u_char c0, c1, c2; | |
3305 | |
3306 if (r->upstream->conf->change_buffering) { | |
3307 | |
3308 if (h->value.len == 2) { | |
3309 c0 = ngx_tolower(h->value.data[0]); | |
3310 c1 = ngx_tolower(h->value.data[1]); | |
3311 | |
3312 if (c0 == 'n' && c1 == 'o') { | |
3313 r->upstream->buffering = 0; | |
3314 } | |
3315 | |
3316 } else if (h->value.len == 3) { | |
3317 c0 = ngx_tolower(h->value.data[0]); | |
3318 c1 = ngx_tolower(h->value.data[1]); | |
3319 c2 = ngx_tolower(h->value.data[2]); | |
3320 | |
3321 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
3322 r->upstream->buffering = 1; | |
3323 } | |
3324 } | |
3325 } | |
3326 | |
3327 return NGX_OK; | |
3328 } | |
3329 | |
3330 | |
3331 static ngx_int_t | |
657 | 3332 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
3333 ngx_uint_t offset) | |
3334 { | |
3335 r->headers_out.override_charset = &h->value; | |
3336 | |
3337 return NGX_OK; | |
3338 } | |
3339 | |
3340 | |
3341 static ngx_int_t | |
509 | 3342 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
3343 ngx_uint_t offset) | |
3344 { | |
573 | 3345 ngx_table_elt_t *ho, **ph; |
509 | 3346 |
3347 ho = ngx_list_push(&r->headers_out.headers); | |
3348 if (ho == NULL) { | |
3349 return NGX_ERROR; | |
3350 } | |
3351 | |
3352 *ho = *h; | |
3353 | |
573 | 3354 if (offset) { |
3355 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
3356 *ph = ho; | |
3357 } | |
3358 | |
509 | 3359 return NGX_OK; |
3360 } | |
3361 | |
3362 | |
3363 static ngx_int_t | |
3364 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
3365 ngx_table_elt_t *h, ngx_uint_t offset) | |
3366 { | |
3367 ngx_array_t *pa; | |
3368 ngx_table_elt_t *ho, **ph; | |
3369 | |
3370 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
3371 | |
3372 if (pa->elts == NULL) { | |
3373 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3374 { | |
3375 return NGX_ERROR; | |
3376 } | |
3377 } | |
3378 | |
3379 ph = ngx_array_push(pa); | |
3380 if (ph == NULL) { | |
3381 return NGX_ERROR; | |
3382 } | |
3383 | |
3384 ho = ngx_list_push(&r->headers_out.headers); | |
3385 if (ho == NULL) { | |
3386 return NGX_ERROR; | |
3387 } | |
3388 | |
3389 *ho = *h; | |
3390 *ph = ho; | |
3391 | |
3392 return NGX_OK; | |
3393 } | |
3394 | |
3395 | |
3396 static ngx_int_t | |
3397 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3398 ngx_uint_t offset) | |
3399 { | |
657 | 3400 u_char *p, *last; |
3401 | |
3402 r->headers_out.content_type_len = h->value.len; | |
509 | 3403 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
|
3404 r->headers_out.content_type_lowcase = NULL; |
509 | 3405 |
657 | 3406 for (p = h->value.data; *p; p++) { |
3407 | |
3408 if (*p != ';') { | |
3409 continue; | |
3410 } | |
3411 | |
3412 last = p; | |
3413 | |
3414 while (*++p == ' ') { /* void */ } | |
3415 | |
1968 | 3416 if (*p == '\0') { |
3417 return NGX_OK; | |
3418 } | |
3419 | |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3420 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
657 | 3421 continue; |
3422 } | |
3423 | |
3424 p += 8; | |
3425 | |
3426 r->headers_out.content_type_len = last - h->value.data; | |
3427 | |
2244 | 3428 if (*p == '"') { |
3429 p++; | |
3430 } | |
3431 | |
3432 last = h->value.data + h->value.len; | |
3433 | |
3434 if (*(last - 1) == '"') { | |
3435 last--; | |
3436 } | |
3437 | |
3438 r->headers_out.charset.len = last - p; | |
657 | 3439 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
|
3440 |
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3441 return NGX_OK; |
657 | 3442 } |
3443 | |
509 | 3444 return NGX_OK; |
3445 } | |
3446 | |
3447 | |
3448 static ngx_int_t | |
3449 ngx_http_upstream_copy_content_length(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3450 ngx_uint_t offset) | |
3451 { | |
3452 ngx_table_elt_t *ho; | |
3453 | |
3454 ho = ngx_list_push(&r->headers_out.headers); | |
3455 if (ho == NULL) { | |
3456 return NGX_ERROR; | |
3457 } | |
3458 | |
3459 *ho = *h; | |
3460 | |
3461 r->headers_out.content_length = ho; | |
3462 r->headers_out.content_length_n = ngx_atoof(h->value.data, h->value.len); | |
3463 | |
3464 return NGX_OK; | |
3465 } | |
3466 | |
3467 | |
3468 static ngx_int_t | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3469 ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, ngx_table_elt_t *h, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3470 ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3471 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3472 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3473 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3474 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3475 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3476 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3477 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3478 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3479 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3480 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3481 r->headers_out.last_modified = ho; |
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3482 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3483 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3484 |
2952 | 3485 if (r->upstream->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3486 r->headers_out.last_modified_time = ngx_http_parse_time(h->value.data, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3487 h->value.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3488 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3489 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3490 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3491 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3492 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3493 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3494 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3495 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3496 static ngx_int_t |
509 | 3497 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
3498 ngx_uint_t offset) | |
3499 { | |
3500 ngx_int_t rc; | |
3501 ngx_table_elt_t *ho; | |
3502 | |
3503 ho = ngx_list_push(&r->headers_out.headers); | |
3504 if (ho == NULL) { | |
3505 return NGX_ERROR; | |
3506 } | |
3507 | |
3508 *ho = *h; | |
3509 | |
3510 if (r->upstream->rewrite_redirect) { | |
3511 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
3512 | |
529 | 3513 if (rc == NGX_DECLINED) { |
3514 return NGX_OK; | |
3515 } | |
3516 | |
509 | 3517 if (rc == NGX_OK) { |
3518 r->headers_out.location = ho; | |
3519 | |
3520 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
3521 "rewritten location: \"%V\"", &ho->value); | |
3522 } | |
3523 | |
3524 return rc; | |
3525 } | |
3526 | |
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3527 if (ho->value.data[0] != '/') { |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3528 r->headers_out.location = ho; |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3529 } |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3530 |
509 | 3531 /* |
3532 * we do not set r->headers_out.location here to avoid the handling | |
3533 * the local redirects without a host name by ngx_http_header_filter() | |
3534 */ | |
3535 | |
3536 return NGX_OK; | |
3537 } | |
3538 | |
3539 | |
3540 static ngx_int_t | |
3541 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3542 ngx_uint_t offset) | |
3543 { | |
3544 u_char *p; | |
3545 ngx_int_t rc; | |
3546 ngx_table_elt_t *ho; | |
3547 | |
3548 ho = ngx_list_push(&r->headers_out.headers); | |
3549 if (ho == NULL) { | |
3550 return NGX_ERROR; | |
3551 } | |
3552 | |
3553 *ho = *h; | |
3554 | |
3555 if (r->upstream->rewrite_redirect) { | |
3556 | |
1549 | 3557 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
509 | 3558 |
3559 if (p) { | |
3560 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
3561 | |
3562 } else { | |
3563 return NGX_OK; | |
3564 } | |
3565 | |
529 | 3566 if (rc == NGX_DECLINED) { |
3567 return NGX_OK; | |
3568 } | |
3569 | |
509 | 3570 if (rc == NGX_OK) { |
1654 | 3571 r->headers_out.refresh = ho; |
3572 | |
509 | 3573 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3574 "rewritten refresh: \"%V\"", &ho->value); | |
3575 } | |
3576 | |
3577 return rc; | |
3578 } | |
3579 | |
1654 | 3580 r->headers_out.refresh = ho; |
3581 | |
509 | 3582 return NGX_OK; |
3583 } | |
3584 | |
3585 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3586 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3587 ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3588 ngx_table_elt_t *h, ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3589 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3590 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3591 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3592 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3593 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3594 if (r->cached) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3595 r->allow_ranges = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3596 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3597 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3598 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3599 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3600 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3601 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3602 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3603 if (ho == NULL) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3604 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3605 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3606 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3607 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3608 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3609 r->headers_out.accept_ranges = ho; |
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3610 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3611 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3612 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3613 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3614 |
509 | 3615 #if (NGX_HTTP_GZIP) |
3616 | |
3617 static ngx_int_t | |
3618 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
3619 ngx_table_elt_t *h, ngx_uint_t offset) | |
3620 { | |
3621 ngx_table_elt_t *ho; | |
3622 | |
3623 ho = ngx_list_push(&r->headers_out.headers); | |
3624 if (ho == NULL) { | |
3625 return NGX_ERROR; | |
3626 } | |
3627 | |
3628 *ho = *h; | |
3629 | |
3630 r->headers_out.content_encoding = ho; | |
3631 | |
3632 return NGX_OK; | |
3633 } | |
3634 | |
3635 #endif | |
3636 | |
3637 | |
487 | 3638 static ngx_int_t |
573 | 3639 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
479 | 3640 { |
880 | 3641 ngx_http_variable_t *var, *v; |
479 | 3642 |
573 | 3643 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
3644 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
3645 if (var == NULL) { | |
3646 return NGX_ERROR; | |
3647 } | |
3648 | |
637 | 3649 var->get_handler = v->get_handler; |
573 | 3650 var->data = v->data; |
3651 } | |
3652 | |
479 | 3653 return NGX_OK; |
3654 } | |
509 | 3655 |
3656 | |
573 | 3657 static ngx_int_t |
1181 | 3658 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
3659 ngx_http_variable_value_t *v, uintptr_t data) | |
3660 { | |
3661 u_char *p; | |
3662 size_t len; | |
3663 ngx_uint_t i; | |
3664 ngx_http_upstream_state_t *state; | |
3665 | |
3666 v->valid = 1; | |
1565 | 3667 v->no_cacheable = 0; |
1181 | 3668 v->not_found = 0; |
3669 | |
3670 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3671 v->not_found = 1; | |
3672 return NGX_OK; | |
3673 } | |
3674 | |
3675 len = 0; | |
3676 state = r->upstream_states->elts; | |
3677 | |
3678 for (i = 0; i < r->upstream_states->nelts; i++) { | |
3679 if (state[i].peer) { | |
3680 len += state[i].peer->len + 2; | |
3681 | |
3682 } else { | |
3683 len += 3; | |
3684 } | |
3685 } | |
3686 | |
2049 | 3687 p = ngx_pnalloc(r->pool, len); |
1181 | 3688 if (p == NULL) { |
3689 return NGX_ERROR; | |
3690 } | |
3691 | |
3692 v->data = p; | |
3693 | |
3694 i = 0; | |
3695 | |
3696 for ( ;; ) { | |
3697 if (state[i].peer) { | |
3698 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
3699 } | |
3700 | |
3701 if (++i == r->upstream_states->nelts) { | |
3702 break; | |
3703 } | |
3704 | |
3705 if (state[i].peer) { | |
3706 *p++ = ','; | |
3707 *p++ = ' '; | |
3708 | |
3709 } else { | |
3710 *p++ = ' '; | |
3711 *p++ = ':'; | |
3712 *p++ = ' '; | |
3713 | |
3714 if (++i == r->upstream_states->nelts) { | |
3715 break; | |
3716 } | |
3717 | |
3718 continue; | |
3719 } | |
3720 } | |
3721 | |
3722 v->len = p - v->data; | |
3723 | |
3724 return NGX_OK; | |
3725 } | |
3726 | |
3727 | |
3728 static ngx_int_t | |
573 | 3729 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
3730 ngx_http_variable_value_t *v, uintptr_t data) | |
3731 { | |
3732 u_char *p; | |
3733 size_t len; | |
3734 ngx_uint_t i; | |
3735 ngx_http_upstream_state_t *state; | |
3736 | |
3737 v->valid = 1; | |
1565 | 3738 v->no_cacheable = 0; |
573 | 3739 v->not_found = 0; |
3740 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3741 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3742 v->not_found = 1; |
3743 return NGX_OK; | |
3744 } | |
3745 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3746 len = r->upstream_states->nelts * (3 + 2); |
573 | 3747 |
2049 | 3748 p = ngx_pnalloc(r->pool, len); |
573 | 3749 if (p == NULL) { |
3750 return NGX_ERROR; | |
3751 } | |
3752 | |
3753 v->data = p; | |
3754 | |
3755 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
|
3756 state = r->upstream_states->elts; |
573 | 3757 |
3758 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3759 if (state[i].status) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3760 p = ngx_sprintf(p, "%ui", state[i].status); |
573 | 3761 |
3762 } else { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3763 *p++ = '-'; |
573 | 3764 } |
3765 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3766 if (++i == r->upstream_states->nelts) { |
573 | 3767 break; |
3768 } | |
3769 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3770 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
|
3771 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3772 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3773 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3774 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3775 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3776 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3777 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3778 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3779 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
|
3780 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3781 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3782 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3783 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3784 } |
573 | 3785 } |
3786 | |
3787 v->len = p - v->data; | |
3788 | |
3789 return NGX_OK; | |
3790 } | |
3791 | |
3792 | |
3793 static ngx_int_t | |
3794 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
3795 ngx_http_variable_value_t *v, uintptr_t data) | |
3796 { | |
3797 u_char *p; | |
3798 size_t len; | |
3799 ngx_uint_t i; | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3800 ngx_msec_int_t ms; |
573 | 3801 ngx_http_upstream_state_t *state; |
3802 | |
3803 v->valid = 1; | |
1565 | 3804 v->no_cacheable = 0; |
573 | 3805 v->not_found = 0; |
3806 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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parents:
1166
diff
changeset
|
3807 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3808 v->not_found = 1; |
3809 return NGX_OK; | |
3810 } | |
3811 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3812 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
573 | 3813 |
2049 | 3814 p = ngx_pnalloc(r->pool, len); |
573 | 3815 if (p == NULL) { |
3816 return NGX_ERROR; | |
3817 } | |
3818 | |
3819 v->data = p; | |
3820 | |
3821 i = 0; | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3822 state = r->upstream_states->elts; |
573 | 3823 |
3824 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3825 if (state[i].status) { |
1640 | 3826 ms = (ngx_msec_int_t) |
3827 (state[i].response_sec * 1000 + state[i].response_msec); | |
3515 | 3828 ms = ngx_max(ms, 0); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3829 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>
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1166
diff
changeset
|
3830 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3831 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3832 *p++ = '-'; |
573 | 3833 } |
3834 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3835 if (++i == r->upstream_states->nelts) { |
573 | 3836 break; |
3837 } | |
3838 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3839 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
|
3840 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3841 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3842 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3843 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3844 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3845 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3846 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3847 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3848 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
|
3849 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3850 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3851 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3852 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3853 } |
573 | 3854 } |
3855 | |
3856 v->len = p - v->data; | |
3857 | |
3858 return NGX_OK; | |
3859 } | |
3860 | |
3861 | |
2402 | 3862 static ngx_int_t |
3863 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
3864 ngx_http_variable_value_t *v, uintptr_t data) | |
3865 { | |
3866 u_char *p; | |
3867 size_t len; | |
3868 ngx_uint_t i; | |
3869 ngx_http_upstream_state_t *state; | |
3870 | |
3871 v->valid = 1; | |
3872 v->no_cacheable = 0; | |
3873 v->not_found = 0; | |
3874 | |
3875 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3876 v->not_found = 1; | |
3877 return NGX_OK; | |
3878 } | |
3879 | |
3880 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
3881 | |
3882 p = ngx_pnalloc(r->pool, len); | |
3883 if (p == NULL) { | |
3884 return NGX_ERROR; | |
3885 } | |
3886 | |
3887 v->data = p; | |
3888 | |
3889 i = 0; | |
3890 state = r->upstream_states->elts; | |
3891 | |
3892 for ( ;; ) { | |
3893 p = ngx_sprintf(p, "%O", state[i].response_length); | |
3894 | |
3895 if (++i == r->upstream_states->nelts) { | |
3896 break; | |
3897 } | |
3898 | |
3899 if (state[i].peer) { | |
3900 *p++ = ','; | |
3901 *p++ = ' '; | |
3902 | |
3903 } else { | |
3904 *p++ = ' '; | |
3905 *p++ = ':'; | |
3906 *p++ = ' '; | |
3907 | |
3908 if (++i == r->upstream_states->nelts) { | |
3909 break; | |
3910 } | |
3911 | |
3912 continue; | |
3913 } | |
3914 } | |
3915 | |
3916 v->len = p - v->data; | |
3917 | |
3918 return NGX_OK; | |
3919 } | |
3920 | |
3921 | |
1162 | 3922 ngx_int_t |
3923 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
3924 ngx_http_variable_value_t *v, uintptr_t data) | |
3925 { | |
3926 if (r->upstream == NULL) { | |
3927 v->not_found = 1; | |
3928 return NGX_OK; | |
3929 } | |
3930 | |
3931 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
3932 &r->upstream->headers_in.headers.part, | |
3933 sizeof("upstream_http_") - 1); | |
3934 } | |
3935 | |
3936 | |
2952 | 3937 #if (NGX_HTTP_CACHE) |
3938 | |
3939 ngx_int_t | |
3940 ngx_http_upstream_cache_status(ngx_http_request_t *r, | |
3941 ngx_http_variable_value_t *v, uintptr_t data) | |
3942 { | |
3943 ngx_uint_t n; | |
3944 | |
3945 if (r->upstream == NULL || r->upstream->cache_status == 0) { | |
3946 v->not_found = 1; | |
3947 return NGX_OK; | |
3948 } | |
3949 | |
3950 n = r->upstream->cache_status - 1; | |
3951 | |
3952 v->valid = 1; | |
3953 v->no_cacheable = 0; | |
3954 v->not_found = 0; | |
3955 v->len = ngx_http_cache_status[n].len; | |
3956 v->data = ngx_http_cache_status[n].data; | |
3957 | |
3958 return NGX_OK; | |
3959 } | |
3960 | |
3961 #endif | |
3962 | |
3963 | |
651 | 3964 static char * |
3965 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
3966 { | |
884 | 3967 char *rv; |
3968 void *mconf; | |
3969 ngx_str_t *value; | |
3970 ngx_url_t u; | |
3971 ngx_uint_t m; | |
3972 ngx_conf_t pcf; | |
3973 ngx_http_module_t *module; | |
3974 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
3975 ngx_http_upstream_srv_conf_t *uscf; | |
3976 | |
3977 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3978 | |
3979 value = cf->args->elts; | |
3980 u.host = value[1]; | |
3981 u.no_resolve = 1; | |
3982 | |
3983 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
3984 |NGX_HTTP_UPSTREAM_WEIGHT | |
3985 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
3986 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
3987 |NGX_HTTP_UPSTREAM_DOWN | |
3988 |NGX_HTTP_UPSTREAM_BACKUP); | |
3989 if (uscf == NULL) { | |
3990 return NGX_CONF_ERROR; | |
3991 } | |
3992 | |
651 | 3993 |
3994 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
3995 if (ctx == NULL) { | |
3996 return NGX_CONF_ERROR; | |
3997 } | |
3998 | |
884 | 3999 http_ctx = cf->ctx; |
4000 ctx->main_conf = http_ctx->main_conf; | |
651 | 4001 |
4002 /* the upstream{}'s srv_conf */ | |
4003 | |
4004 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
4005 if (ctx->srv_conf == NULL) { | |
4006 return NGX_CONF_ERROR; | |
4007 } | |
4008 | |
4009 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
4010 | |
884 | 4011 uscf->srv_conf = ctx->srv_conf; |
4012 | |
651 | 4013 |
4014 /* the upstream{}'s loc_conf */ | |
4015 | |
4016 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
4017 if (ctx->loc_conf == NULL) { | |
4018 return NGX_CONF_ERROR; | |
4019 } | |
4020 | |
4021 for (m = 0; ngx_modules[m]; m++) { | |
4022 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
4023 continue; | |
4024 } | |
4025 | |
4026 module = ngx_modules[m]->ctx; | |
4027 | |
884 | 4028 if (module->create_srv_conf) { |
4029 mconf = module->create_srv_conf(cf); | |
4030 if (mconf == NULL) { | |
4031 return NGX_CONF_ERROR; | |
4032 } | |
4033 | |
4034 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
4035 } | |
4036 | |
651 | 4037 if (module->create_loc_conf) { |
4038 mconf = module->create_loc_conf(cf); | |
4039 if (mconf == NULL) { | |
4040 return NGX_CONF_ERROR; | |
4041 } | |
4042 | |
4043 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
4044 } | |
4045 } | |
4046 | |
4047 | |
4048 /* parse inside upstream{} */ | |
4049 | |
4050 pcf = *cf; | |
4051 cf->ctx = ctx; | |
4052 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
4053 | |
4054 rv = ngx_conf_parse(cf, NULL); | |
4055 | |
4056 *cf = pcf; | |
4057 | |
4058 if (rv != NGX_CONF_OK) { | |
4059 return rv; | |
4060 } | |
4061 | |
4062 if (uscf->servers == NULL) { | |
4063 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4064 "no servers are inside upstream"); | |
4065 return NGX_CONF_ERROR; | |
4066 } | |
4067 | |
4068 return rv; | |
4069 } | |
4070 | |
4071 | |
4072 static char * | |
4073 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
4074 { | |
4075 ngx_http_upstream_srv_conf_t *uscf = conf; | |
4076 | |
884 | 4077 time_t fail_timeout; |
4078 ngx_str_t *value, s; | |
4079 ngx_url_t u; | |
4080 ngx_int_t weight, max_fails; | |
4081 ngx_uint_t i; | |
4082 ngx_http_upstream_server_t *us; | |
651 | 4083 |
4084 if (uscf->servers == NULL) { | |
884 | 4085 uscf->servers = ngx_array_create(cf->pool, 4, |
4086 sizeof(ngx_http_upstream_server_t)); | |
651 | 4087 if (uscf->servers == NULL) { |
4088 return NGX_CONF_ERROR; | |
4089 } | |
4090 } | |
4091 | |
884 | 4092 us = ngx_array_push(uscf->servers); |
4093 if (us == NULL) { | |
651 | 4094 return NGX_CONF_ERROR; |
4095 } | |
4096 | |
884 | 4097 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
4098 | |
651 | 4099 value = cf->args->elts; |
4100 | |
4101 ngx_memzero(&u, sizeof(ngx_url_t)); | |
4102 | |
4103 u.url = value[1]; | |
906 | 4104 u.default_port = 80; |
651 | 4105 |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4106 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
651 | 4107 if (u.err) { |
4108 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4109 "%s in upstream \"%V\"", u.err, &u.url); | |
4110 } | |
4111 | |
4112 return NGX_CONF_ERROR; | |
4113 } | |
4114 | |
663 | 4115 weight = 1; |
884 | 4116 max_fails = 1; |
4117 fail_timeout = 10; | |
4118 | |
4119 for (i = 2; i < cf->args->nelts; i++) { | |
4120 | |
4121 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
4122 | |
4123 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
4124 goto invalid; | |
4125 } | |
4126 | |
4127 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
663 | 4128 |
4129 if (weight == NGX_ERROR || weight == 0) { | |
4130 goto invalid; | |
4131 } | |
4132 | |
884 | 4133 continue; |
4134 } | |
4135 | |
4136 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
4137 | |
4138 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
4139 goto invalid; | |
4140 } | |
4141 | |
4142 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
4143 | |
4144 if (max_fails == NGX_ERROR) { | |
4145 goto invalid; | |
4146 } | |
4147 | |
4148 continue; | |
663 | 4149 } |
884 | 4150 |
4151 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
4152 | |
4153 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
4154 goto invalid; | |
4155 } | |
4156 | |
4157 s.len = value[i].len - 13; | |
4158 s.data = &value[i].data[13]; | |
4159 | |
4160 fail_timeout = ngx_parse_time(&s, 1); | |
4161 | |
1973 | 4162 if (fail_timeout == NGX_ERROR) { |
884 | 4163 goto invalid; |
4164 } | |
4165 | |
4166 continue; | |
4167 } | |
4168 | |
1378 | 4169 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
4170 | |
4171 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
4172 goto invalid; | |
4173 } | |
4174 | |
4175 us->backup = 1; | |
4176 | |
4177 continue; | |
4178 } | |
4179 | |
884 | 4180 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
4181 | |
4182 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
4183 goto invalid; | |
4184 } | |
4185 | |
4186 us->down = 1; | |
4187 | |
4188 continue; | |
4189 } | |
4190 | |
4191 goto invalid; | |
663 | 4192 } |
4193 | |
884 | 4194 us->addrs = u.addrs; |
4195 us->naddrs = u.naddrs; | |
4196 us->weight = weight; | |
4197 us->max_fails = max_fails; | |
4198 us->fail_timeout = fail_timeout; | |
651 | 4199 |
4200 return NGX_CONF_OK; | |
663 | 4201 |
4202 invalid: | |
4203 | |
884 | 4204 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4205 "invalid parameter \"%V\"", &value[i]); | |
663 | 4206 |
4207 return NGX_CONF_ERROR; | |
651 | 4208 } |
4209 | |
4210 | |
4211 ngx_http_upstream_srv_conf_t * | |
884 | 4212 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
651 | 4213 { |
4214 ngx_uint_t i; | |
884 | 4215 ngx_http_upstream_server_t *us; |
651 | 4216 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
4217 ngx_http_upstream_main_conf_t *umcf; | |
4218 | |
884 | 4219 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
4220 | |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4221 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
651 | 4222 if (u->err) { |
4223 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4224 "%s in upstream \"%V\"", u->err, &u->url); | |
4225 } | |
4226 | |
4227 return NULL; | |
4228 } | |
4229 } | |
4230 | |
4231 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
4232 | |
4233 uscfp = umcf->upstreams.elts; | |
4234 | |
4235 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
906 | 4236 |
4237 if (uscfp[i]->host.len != u->host.len | |
884 | 4238 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
4239 != 0) | |
4240 { | |
651 | 4241 continue; |
4242 } | |
4243 | |
884 | 4244 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
4245 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
651 | 4246 { |
884 | 4247 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4248 "duplicate upstream \"%V\"", &u->host); | |
4249 return NULL; | |
651 | 4250 } |
884 | 4251 |
906 | 4252 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
884 | 4253 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
906 | 4254 "upstream \"%V\" may not have port %d", |
4255 &u->host, u->port); | |
4256 return NULL; | |
4257 } | |
4258 | |
4259 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
4260 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
4261 "upstream \"%V\" may not have port %d in %s:%ui", | |
4262 &u->host, uscfp[i]->port, | |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4263 uscfp[i]->file_name, uscfp[i]->line); |
906 | 4264 return NULL; |
4265 } | |
4266 | |
4267 if (uscfp[i]->port != u->port) { | |
4268 continue; | |
884 | 4269 } |
4270 | |
1340 | 4271 if (uscfp[i]->default_port && u->default_port |
4272 && uscfp[i]->default_port != u->default_port) | |
4273 { | |
4274 continue; | |
4275 } | |
4276 | |
884 | 4277 return uscfp[i]; |
651 | 4278 } |
4279 | |
4280 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
4281 if (uscf == NULL) { | |
4282 return NULL; | |
4283 } | |
4284 | |
884 | 4285 uscf->flags = flags; |
651 | 4286 uscf->host = u->host; |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4287 uscf->file_name = cf->conf_file->file.name.data; |
651 | 4288 uscf->line = cf->conf_file->line; |
906 | 4289 uscf->port = u->port; |
4290 uscf->default_port = u->default_port; | |
884 | 4291 |
4292 if (u->naddrs == 1) { | |
4293 uscf->servers = ngx_array_create(cf->pool, 1, | |
4294 sizeof(ngx_http_upstream_server_t)); | |
4295 if (uscf->servers == NULL) { | |
4296 return NGX_CONF_ERROR; | |
4297 } | |
4298 | |
4299 us = ngx_array_push(uscf->servers); | |
4300 if (us == NULL) { | |
4301 return NGX_CONF_ERROR; | |
4302 } | |
4303 | |
4304 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
4305 | |
4306 us->addrs = u->addrs; | |
4307 us->naddrs = u->naddrs; | |
4308 } | |
651 | 4309 |
4310 uscfp = ngx_array_push(&umcf->upstreams); | |
4311 if (uscfp == NULL) { | |
4312 return NULL; | |
4313 } | |
4314 | |
4315 *uscfp = uscf; | |
4316 | |
4317 return uscf; | |
4318 } | |
4319 | |
4320 | |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4321 char * |
3399 | 4322 ngx_http_upstream_bind_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4323 void *conf) |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4324 { |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4325 char *p = conf; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4326 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4327 ngx_int_t rc; |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4328 ngx_str_t *value; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4329 ngx_addr_t **paddr; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4330 |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4331 paddr = (ngx_addr_t **) (p + cmd->offset); |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4332 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4333 *paddr = ngx_palloc(cf->pool, sizeof(ngx_addr_t)); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4334 if (*paddr == NULL) { |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4335 return NGX_CONF_ERROR; |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4336 } |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4337 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4338 value = cf->args->elts; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4339 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4340 rc = ngx_parse_addr(cf->pool, *paddr, value[1].data, value[1].len); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4341 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4342 switch (rc) { |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4343 case NGX_OK: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4344 (*paddr)->name = value[1]; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4345 return NGX_CONF_OK; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4346 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4347 case NGX_DECLINED: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4348 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4349 "invalid address \"%V\"", &value[1]); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4350 default: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4351 return NGX_CONF_ERROR; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4352 } |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4353 } |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4354 |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4355 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4356 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
|
4357 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
|
4358 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
|
4359 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
|
4360 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4361 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
|
4362 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
|
4363 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
|
4364 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
|
4365 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4366 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
|
4367 && 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
|
4368 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4369 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
|
4370 |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4371 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
|
4372 #if (NGX_HTTP_CACHE) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4373 && ((conf->cache == NULL) == (prev->cache == NULL)) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4374 #endif |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4375 ) |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4376 { |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4377 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
|
4378 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4379 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4380 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
|
4381 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
|
4382 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4383 } else { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4384 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
|
4385 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
|
4386 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4387 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4388 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
|
4389 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
|
4390 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4391 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4392 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4393 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
|
4394 != NGX_OK) |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4395 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4396 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
|
4397 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4398 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4399 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
|
4400 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
|
4401 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
|
4402 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
|
4403 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4404 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4405 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
|
4406 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
|
4407 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
|
4408 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4409 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4410 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
|
4411 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4412 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
|
4413 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4414 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
|
4415 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4416 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
|
4417 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4418 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
|
4419 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
|
4420 goto exist; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4421 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4422 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4423 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4424 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
|
4425 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
|
4426 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
|
4427 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4428 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4429 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
|
4430 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
|
4431 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
|
4432 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4433 exist: |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4434 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4435 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4436 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4437 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4438 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4439 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
|
4440 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4441 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
|
4442 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
|
4443 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4444 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
|
4445 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
|
4446 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4447 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
|
4448 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4449 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4450 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4451 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
|
4452 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
|
4453 break; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4454 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4455 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4456 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4457 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4458 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4459 hash->hash = &conf->hide_headers_hash; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4460 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
|
4461 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
|
4462 hash->temp_pool = NULL; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4463 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4464 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
|
4465 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4466 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4467 |
509 | 4468 static void * |
4469 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
4470 { | |
4471 ngx_http_upstream_main_conf_t *umcf; | |
4472 | |
4473 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
4474 if (umcf == NULL) { | |
4475 return NULL; | |
4476 } | |
4477 | |
651 | 4478 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
4479 sizeof(ngx_http_upstream_srv_conf_t *)) | |
4480 != NGX_OK) | |
4481 { | |
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4482 return NULL; |
651 | 4483 } |
4484 | |
509 | 4485 return umcf; |
4486 } | |
4487 | |
4488 | |
4489 static char * | |
651 | 4490 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
509 | 4491 { |
4492 ngx_http_upstream_main_conf_t *umcf = conf; | |
4493 | |
651 | 4494 ngx_uint_t i; |
4495 ngx_array_t headers_in; | |
4496 ngx_hash_key_t *hk; | |
4497 ngx_hash_init_t hash; | |
884 | 4498 ngx_http_upstream_init_pt init; |
651 | 4499 ngx_http_upstream_header_t *header; |
4500 ngx_http_upstream_srv_conf_t **uscfp; | |
4501 | |
4502 uscfp = umcf->upstreams.elts; | |
4503 | |
4504 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
884 | 4505 |
4506 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
4507 ngx_http_upstream_init_round_robin; | |
4508 | |
4509 if (init(cf, uscfp[i]) != NGX_OK) { | |
651 | 4510 return NGX_CONF_ERROR; |
4511 } | |
4512 } | |
649 | 4513 |
663 | 4514 |
884 | 4515 /* upstream_headers_in_hash */ |
4516 | |
649 | 4517 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
4518 != NGX_OK) | |
509 | 4519 { |
4520 return NGX_CONF_ERROR; | |
4521 } | |
4522 | |
649 | 4523 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
4524 hk = ngx_array_push(&headers_in); | |
4525 if (hk == NULL) { | |
4526 return NGX_CONF_ERROR; | |
4527 } | |
4528 | |
4529 hk->key = header->name; | |
4530 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
4531 hk->value = header; | |
4532 } | |
4533 | |
4534 hash.hash = &umcf->headers_in_hash; | |
4535 hash.key = ngx_hash_key_lc; | |
4536 hash.max_size = 512; | |
751
bae59a740c40
align hash bucket size to cache line
Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4537 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
649 | 4538 hash.name = "upstream_headers_in_hash"; |
4539 hash.pool = cf->pool; | |
4540 hash.temp_pool = NULL; | |
4541 | |
4542 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
4543 return NGX_CONF_ERROR; | |
4544 } | |
509 | 4545 |
4546 return NGX_CONF_OK; | |
4547 } |