Mercurial > hg > nginx
annotate src/http/ngx_http_upstream.c @ 3898:bd1222fb0192
allow to use $upstream_... variables in SSI
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Thu, 21 Apr 2011 10:07:07 +0000 |
parents | 502a6b0acf3f |
children | 2a70484a6580 |
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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439 ngx_http_cleanup_t *cln; |
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FreeBSD and Linux AIO support
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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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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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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:
3050
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
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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
Igor Sysoev <igor@sysoev.ru>
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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FreeBSD and Linux AIO support
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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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diff
changeset
|
466 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
467 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
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
changeset
|
471 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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
6060225e9261
FreeBSD and Linux AIO support
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parents:
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>
parents:
3050
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:
3050
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
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parents:
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diff
changeset
|
482 } |
6060225e9261
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parents:
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diff
changeset
|
483 |
6060225e9261
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parents:
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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:
1166
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
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
632 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
633 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
634 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
635 ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
636 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
637 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
638 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
639 |
3056
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
640 c = r->cache; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
641 |
2592
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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 |
3699
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
644 switch (ngx_http_test_predicates(r, u->conf->cache_bypass)) { |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
645 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
646 case NGX_ERROR: |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
647 return NGX_ERROR; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
648 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
649 case NGX_DECLINED: |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
650 u->cache_status = NGX_HTTP_CACHE_BYPASS; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
651 return NGX_DECLINED; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
652 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
653 default: /* NGX_OK */ |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
654 break; |
3526
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3517
diff
changeset
|
655 } |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3517
diff
changeset
|
656 |
3056
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
657 if (!(r->method & u->conf->cache_methods)) { |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
658 return NGX_DECLINED; |
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
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
660 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
661 if (r->method & NGX_HTTP_HEAD) { |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
662 u->method = ngx_http_core_get_method; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
663 } |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
664 |
3698
d11227f0107f
rename ngx_http_file_cache_create() to ngx_http_file_cache_new()
Igor Sysoev <igor@sysoev.ru>
parents:
3697
diff
changeset
|
665 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:
3055
diff
changeset
|
666 return NGX_ERROR; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
667 } |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
668 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
669 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
|
670 return NGX_ERROR; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
671 } |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
672 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
673 /* TODO: add keys */ |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
674 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
675 ngx_http_file_cache_create_key(r); |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
676 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
677 u->cacheable = 1; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
678 |
3697 | 679 c = r->cache; |
680 | |
3056
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
681 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
|
682 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
|
683 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
|
684 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
685 u->cache_status = NGX_HTTP_CACHE_MISS; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
686 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
687 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
688 rc = ngx_http_file_cache_open(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
689 |
2926
80a314b63c56
delete useless r->cache->uses
Igor Sysoev <igor@sysoev.ru>
parents:
2912
diff
changeset
|
690 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
|
691 "http upstream cache: %i", rc); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
692 |
2952 | 693 switch (rc) { |
694 | |
695 case NGX_HTTP_CACHE_UPDATING: | |
696 | |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
697 if (u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) { |
2952 | 698 u->cache_status = rc; |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
699 rc = NGX_OK; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
700 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
701 } else { |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
702 rc = NGX_HTTP_CACHE_STALE; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
703 } |
2952 | 704 |
705 break; | |
706 | |
707 case NGX_OK: | |
708 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
|
709 } |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
710 |
2952 | 711 switch (rc) { |
712 | |
713 case NGX_OK: | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
714 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
715 rc = ngx_http_upstream_cache_send(r, u); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
716 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
717 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
718 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
719 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
720 |
2952 | 721 break; |
722 | |
723 case NGX_HTTP_CACHE_STALE: | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
724 |
2665
4d627567c324
fix r2664: ..._cache_valid did not work for stale responses
Igor Sysoev <igor@sysoev.ru>
parents:
2664
diff
changeset
|
725 c->valid_sec = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
726 u->buffer.start = NULL; |
2952 | 727 u->cache_status = NGX_HTTP_CACHE_EXPIRED; |
728 | |
729 break; | |
730 | |
731 case NGX_DECLINED: | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
732 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
733 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
|
734 u->buffer.start = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
735 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
736 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
737 u->buffer.pos = u->buffer.start + c->header_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
738 u->buffer.last = u->buffer.pos; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
739 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
740 |
2952 | 741 break; |
742 | |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
743 case NGX_HTTP_CACHE_SCARCE: |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
744 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
745 u->cacheable = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
746 |
2952 | 747 break; |
748 | |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
749 case NGX_AGAIN: |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
750 |
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
751 return NGX_BUSY; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
752 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
753 case NGX_ERROR: |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
754 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
755 return NGX_ERROR; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
756 |
2952 | 757 default: |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
758 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
759 /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
760 |
2952 | 761 u->cache_status = NGX_HTTP_CACHE_HIT; |
762 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
763 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
764 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
765 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
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766 r->cached = 0; |
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767 |
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768 return NGX_DECLINED; |
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769 } |
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770 |
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771 |
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772 static ngx_int_t |
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773 ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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774 { |
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775 ngx_int_t rc; |
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776 ngx_http_cache_t *c; |
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777 |
2952 | 778 r->cached = 1; |
2592
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779 c = r->cache; |
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780 |
3369
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781 if (c->header_start == c->body_start) { |
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782 r->http_version = NGX_HTTP_VERSION_9; |
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783 return ngx_http_cache_send(r); |
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784 } |
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785 |
2592
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786 /* TODO: cache stack */ |
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787 |
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788 u->buffer = *c->buf; |
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789 u->buffer.pos += c->header_start; |
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790 |
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791 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
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792 |
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793 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
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794 sizeof(ngx_table_elt_t)) |
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795 != NGX_OK) |
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796 { |
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797 return NGX_ERROR; |
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798 } |
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799 |
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800 rc = u->process_header(r); |
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801 |
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802 if (rc == NGX_OK) { |
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803 |
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804 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
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805 return NGX_DONE; |
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806 } |
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807 |
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808 return ngx_http_cache_send(r); |
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809 } |
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810 |
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811 if (rc == NGX_ERROR) { |
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812 return NGX_ERROR; |
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813 } |
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814 |
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815 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
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816 |
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817 /* TODO: delete file */ |
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818 |
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819 return rc; |
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820 } |
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821 |
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822 #endif |
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823 |
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824 |
487 | 825 static void |
1658 | 826 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
827 { | |
828 ngx_http_request_t *r; | |
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829 ngx_http_upstream_t *u; |
1658 | 830 ngx_http_upstream_resolved_t *ur; |
831 | |
832 r = ctx->data; | |
833 | |
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834 u = r->upstream; |
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835 ur = u->resolved; |
1658 | 836 |
837 if (ctx->state) { | |
838 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
839 "%V could not be resolved (%i: %s)", | |
840 &ctx->name, ctx->state, | |
841 ngx_resolver_strerror(ctx->state)); | |
842 | |
3169
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843 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
1658 | 844 return; |
845 } | |
846 | |
847 ur->naddrs = ctx->naddrs; | |
848 ur->addrs = ctx->addrs; | |
849 | |
850 #if (NGX_DEBUG) | |
851 { | |
852 in_addr_t addr; | |
853 ngx_uint_t i; | |
854 | |
855 for (i = 0; i < ctx->naddrs; i++) { | |
856 addr = ntohl(ur->addrs[i]); | |
857 | |
858 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
859 "name was resolved to %ud.%ud.%ud.%ud", | |
860 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
861 (addr >> 8) & 0xff, addr & 0xff); | |
862 } | |
863 } | |
864 #endif | |
865 | |
866 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
3169
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867 ngx_http_upstream_finalize_request(r, u, |
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868 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 869 return; |
870 } | |
871 | |
872 ngx_resolve_name_done(ctx); | |
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873 ur->ctx = NULL; |
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874 |
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875 ngx_http_upstream_connect(r, u); |
1658 | 876 } |
877 | |
878 | |
879 static void | |
2377
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880 ngx_http_upstream_handler(ngx_event_t *ev) |
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881 { |
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882 ngx_connection_t *c; |
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883 ngx_http_request_t *r; |
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884 ngx_http_log_ctx_t *ctx; |
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885 ngx_http_upstream_t *u; |
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886 |
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887 c = ev->data; |
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888 r = c->data; |
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889 |
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890 u = r->upstream; |
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891 c = r->connection; |
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892 |
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893 ctx = c->log->data; |
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894 ctx->current_request = r; |
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895 |
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896 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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897 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
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898 |
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899 if (ev->write) { |
2386
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900 u->write_event_handler(r, u); |
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901 |
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902 } else { |
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903 u->read_event_handler(r, u); |
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904 } |
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905 |
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906 ngx_http_run_posted_requests(c); |
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907 } |
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908 |
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909 |
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910 static void |
509 | 911 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
912 { | |
913 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
914 } | |
915 | |
916 | |
917 static void | |
918 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
919 { | |
920 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
921 } | |
922 | |
923 | |
924 static void | |
925 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
926 ngx_event_t *ev) | |
479 | 927 { |
928 int n; | |
929 char buf[1]; | |
577 | 930 ngx_err_t err; |
2807
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931 ngx_int_t event; |
479 | 932 ngx_connection_t *c; |
933 ngx_http_upstream_t *u; | |
934 | |
527 | 935 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
936 "http upstream check client, write event:%d, \"%V\"", | |
937 ev->write, &r->uri); | |
479 | 938 |
509 | 939 c = r->connection; |
483 | 940 u = r->upstream; |
941 | |
583 | 942 if (c->error) { |
2807
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943 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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944 |
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945 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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946 |
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947 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
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948 ngx_http_upstream_finalize_request(r, u, |
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949 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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950 return; |
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951 } |
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952 } |
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953 |
2757
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954 if (!u->cacheable) { |
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955 ngx_http_upstream_finalize_request(r, u, |
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956 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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957 } |
2807
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958 |
527 | 959 return; |
960 } | |
961 | |
479 | 962 #if (NGX_HAVE_KQUEUE) |
963 | |
964 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
965 | |
966 if (!ev->pending_eof) { | |
967 return; | |
968 } | |
969 | |
970 ev->eof = 1; | |
583 | 971 c->error = 1; |
479 | 972 |
973 if (ev->kq_errno) { | |
974 ev->error = 1; | |
975 } | |
976 | |
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977 if (!u->cacheable && u->peer.connection) { |
479 | 978 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
527 | 979 "kevent() reported that client closed prematurely " |
980 "connection, so upstream connection is closed too"); | |
479 | 981 ngx_http_upstream_finalize_request(r, u, |
982 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
983 return; | |
984 } | |
985 | |
986 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
987 "kevent() reported that client closed " | |
988 "prematurely connection"); | |
989 | |
990 if (u->peer.connection == NULL) { | |
991 ngx_http_upstream_finalize_request(r, u, | |
992 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
993 } | |
994 | |
995 return; | |
996 } | |
997 | |
998 #endif | |
999 | |
1000 n = recv(c->fd, buf, 1, MSG_PEEK); | |
1001 | |
1002 err = ngx_socket_errno; | |
1003 | |
1109 | 1004 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
1005 "http upstream recv(): %d", n); | |
1006 | |
479 | 1007 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
1008 return; | |
1009 } | |
1010 | |
1011 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
2807
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1012 |
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1013 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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1014 |
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1015 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
479 | 1016 ngx_http_upstream_finalize_request(r, u, |
1017 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1018 return; | |
1019 } | |
1020 } | |
1021 | |
1022 if (n > 0) { | |
1023 return; | |
1024 } | |
1025 | |
1026 if (n == -1) { | |
1027 if (err == NGX_EAGAIN) { | |
1028 return; | |
1029 } | |
1030 | |
1031 ev->error = 1; | |
1032 | |
483 | 1033 } else { /* n == 0 */ |
479 | 1034 err = 0; |
1035 } | |
1036 | |
529 | 1037 ev->eof = 1; |
583 | 1038 c->error = 1; |
529 | 1039 |
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1040 if (!u->cacheable && u->peer.connection) { |
479 | 1041 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
1042 "client closed prematurely connection, " | |
1043 "so upstream connection is closed too"); | |
1044 ngx_http_upstream_finalize_request(r, u, | |
1045 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1046 return; | |
1047 } | |
1048 | |
1049 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
1050 "client closed prematurely connection"); | |
1051 | |
1052 if (u->peer.connection == NULL) { | |
1053 ngx_http_upstream_finalize_request(r, u, | |
1054 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1055 } | |
1056 } | |
1057 | |
1058 | |
487 | 1059 static void |
1060 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1061 { |
591 | 1062 ngx_int_t rc; |
665 | 1063 ngx_time_t *tp; |
591 | 1064 ngx_connection_t *c; |
479 | 1065 |
483 | 1066 r->connection->log->action = "connecting to upstream"; |
479 | 1067 |
1068 r->connection->single_connection = 0; | |
1069 | |
889
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1070 if (u->state && u->state->response_sec) { |
665 | 1071 tp = ngx_timeofday(); |
889
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1072 u->state->response_sec = tp->sec - u->state->response_sec; |
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1073 u->state->response_msec = tp->msec - u->state->response_msec; |
665 | 1074 } |
1075 | |
1168
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1076 u->state = ngx_array_push(r->upstream_states); |
665 | 1077 if (u->state == NULL) { |
1078 ngx_http_upstream_finalize_request(r, u, | |
1079 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1080 return; | |
1081 } | |
1082 | |
1083 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
1084 | |
1085 tp = ngx_timeofday(); | |
889
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1086 u->state->response_sec = tp->sec; |
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1087 u->state->response_msec = tp->msec; |
665 | 1088 |
479 | 1089 rc = ngx_event_connect_peer(&u->peer); |
1090 | |
1091 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1092 "http upstream connect: %i", rc); | |
1093 | |
1094 if (rc == NGX_ERROR) { | |
1095 ngx_http_upstream_finalize_request(r, u, | |
1096 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1097 return; | |
1098 } | |
1099 | |
1707
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1100 u->state->peer = u->peer.name; |
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1101 |
543 | 1102 if (rc == NGX_BUSY) { |
1103 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
1378 | 1104 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
1105 return; | |
543 | 1106 } |
1107 | |
1378 | 1108 if (rc == NGX_DECLINED) { |
479 | 1109 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1110 return; | |
1111 } | |
1112 | |
577 | 1113 /* rc == NGX_OK || rc == NGX_AGAIN */ |
1114 | |
479 | 1115 c = u->peer.connection; |
1116 | |
1117 c->data = r; | |
591 | 1118 |
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1119 c->write->handler = ngx_http_upstream_handler; |
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1120 c->read->handler = ngx_http_upstream_handler; |
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1121 |
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1122 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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1123 u->read_event_handler = ngx_http_upstream_process_header; |
479 | 1124 |
1397
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1125 c->sendfile &= r->connection->sendfile; |
1958 | 1126 u->output.sendfile = c->sendfile; |
479 | 1127 |
1128 c->pool = r->pool; | |
2847 | 1129 c->log = r->connection->log; |
1130 c->read->log = c->log; | |
1131 c->write->log = c->log; | |
479 | 1132 |
1133 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
1134 | |
1135 u->writer.out = NULL; | |
1136 u->writer.last = &u->writer.out; | |
1137 u->writer.connection = c; | |
1138 u->writer.limit = 0; | |
1139 | |
1140 if (u->request_sent) { | |
509 | 1141 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
1142 ngx_http_upstream_finalize_request(r, u, | |
1143 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1144 return; | |
1145 } | |
479 | 1146 } |
1147 | |
1064
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1148 if (r->request_body |
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1149 && r->request_body->buf |
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1150 && r->request_body->temp_file |
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1151 && r == r->main) |
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1152 { |
573 | 1153 /* |
1154 * the r->request_body->buf can be reused for one request only, | |
1155 * the subrequests should allocate their own temporay bufs | |
1156 */ | |
1157 | |
1158 u->output.free = ngx_alloc_chain_link(r->pool); | |
1159 if (u->output.free == NULL) { | |
1160 ngx_http_upstream_finalize_request(r, u, | |
1161 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1162 return; | |
479 | 1163 } |
573 | 1164 |
1165 u->output.free->buf = r->request_body->buf; | |
1166 u->output.free->next = NULL; | |
1167 u->output.allocated = 1; | |
1168 | |
1169 r->request_body->buf->pos = r->request_body->buf->start; | |
1170 r->request_body->buf->last = r->request_body->buf->start; | |
1171 r->request_body->buf->tag = u->output.tag; | |
479 | 1172 } |
1173 | |
1174 u->request_sent = 0; | |
1175 | |
1176 if (rc == NGX_AGAIN) { | |
1177 ngx_add_timer(c->write, u->conf->connect_timeout); | |
1178 return; | |
1179 } | |
1180 | |
577 | 1181 #if (NGX_HTTP_SSL) |
1182 | |
1658 | 1183 if (u->ssl && c->ssl == NULL) { |
591 | 1184 ngx_http_upstream_ssl_init_connection(r, u, c); |
577 | 1185 return; |
1186 } | |
1187 | |
1188 #endif | |
1189 | |
479 | 1190 ngx_http_upstream_send_request(r, u); |
1191 } | |
1192 | |
1193 | |
577 | 1194 #if (NGX_HTTP_SSL) |
1195 | |
1196 static void | |
591 | 1197 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
1198 ngx_http_upstream_t *u, ngx_connection_t *c) | |
1199 { | |
884 | 1200 ngx_int_t rc; |
591 | 1201 |
1202 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
1203 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
2536
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1204 != NGX_OK) |
591 | 1205 { |
1206 ngx_http_upstream_finalize_request(r, u, | |
1207 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1208 return; | |
1209 } | |
1210 | |
1211 c->sendfile = 0; | |
619 | 1212 u->output.sendfile = 0; |
591 | 1213 |
2184 | 1214 if (u->conf->ssl_session_reuse) { |
1215 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
1216 ngx_http_upstream_finalize_request(r, u, | |
1217 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1218 return; | |
1219 } | |
591 | 1220 } |
1221 | |
641 | 1222 r->connection->log->action = "SSL handshaking to upstream"; |
1223 | |
591 | 1224 rc = ngx_ssl_handshake(c); |
1225 | |
1226 if (rc == NGX_AGAIN) { | |
1227 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
1228 return; | |
1229 } | |
1230 | |
1231 ngx_http_upstream_ssl_handshake(c); | |
1232 } | |
1233 | |
1234 | |
1235 static void | |
577 | 1236 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
1237 { | |
1238 ngx_http_request_t *r; | |
1239 ngx_http_upstream_t *u; | |
1240 | |
1241 r = c->data; | |
1242 u = r->upstream; | |
1243 | |
1244 if (c->ssl->handshaked) { | |
1245 | |
2184 | 1246 if (u->conf->ssl_session_reuse) { |
1247 u->peer.save_session(&u->peer, u->peer.data); | |
1248 } | |
884 | 1249 |
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1250 c->write->handler = ngx_http_upstream_handler; |
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1251 c->read->handler = ngx_http_upstream_handler; |
577 | 1252 |
1253 ngx_http_upstream_send_request(r, u); | |
1254 | |
1255 return; | |
1256 } | |
1257 | |
1258 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1259 | |
1260 } | |
1261 | |
1262 #endif | |
1263 | |
1264 | |
509 | 1265 static ngx_int_t |
487 | 1266 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1267 { |
1268 ngx_chain_t *cl; | |
1269 | |
509 | 1270 if (u->reinit_request(r) != NGX_OK) { |
1271 return NGX_ERROR; | |
1272 } | |
1273 | |
1705 | 1274 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
1275 | |
1276 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
591 | 1277 sizeof(ngx_table_elt_t)) |
1278 != NGX_OK) | |
509 | 1279 { |
1280 return NGX_ERROR; | |
479 | 1281 } |
1282 | |
1283 /* reinit the request chain */ | |
577 | 1284 |
509 | 1285 for (cl = u->request_bufs; cl; cl = cl->next) { |
479 | 1286 cl->buf->pos = cl->buf->start; |
1287 cl->buf->file_pos = 0; | |
1288 } | |
1289 | |
509 | 1290 /* reinit the subrequest's ngx_output_chain() context */ |
1291 | |
573 | 1292 if (r->request_body && r->request_body->temp_file |
597 | 1293 && r != r->main && u->output.buf) |
573 | 1294 { |
1295 u->output.free = ngx_alloc_chain_link(r->pool); | |
1296 if (u->output.free == NULL) { | |
1297 return NGX_ERROR; | |
509 | 1298 } |
573 | 1299 |
1300 u->output.free->buf = u->output.buf; | |
1301 u->output.free->next = NULL; | |
1302 | |
1303 u->output.buf->pos = u->output.buf->start; | |
1304 u->output.buf->last = u->output.buf->start; | |
509 | 1305 } |
479 | 1306 |
1307 u->output.buf = NULL; | |
1308 u->output.in = NULL; | |
1309 u->output.busy = NULL; | |
577 | 1310 |
581 | 1311 /* reinit u->buffer */ |
577 | 1312 |
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1313 u->buffer.pos = u->buffer.start; |
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1314 |
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1315 #if (NGX_HTTP_CACHE) |
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1316 |
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1317 if (r->cache) { |
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1318 u->buffer.pos += r->cache->header_start; |
479 | 1319 } |
509 | 1320 |
479 | 1321 #endif |
1322 | |
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1323 u->buffer.last = u->buffer.pos; |
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1324 |
509 | 1325 return NGX_OK; |
479 | 1326 } |
1327 | |
1328 | |
487 | 1329 static void |
1330 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1331 { |
1153
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1332 ngx_int_t rc; |
483 | 1333 ngx_connection_t *c; |
577 | 1334 |
479 | 1335 c = u->peer.connection; |
1336 | |
1337 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
1338 "http upstream send request"); | |
1339 | |
1153
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1340 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1341 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1153
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1342 return; |
479 | 1343 } |
1344 | |
483 | 1345 c->log->action = "sending request to upstream"; |
479 | 1346 |
509 | 1347 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
479 | 1348 |
1349 u->request_sent = 1; | |
1350 | |
1351 if (rc == NGX_ERROR) { | |
1352 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1353 return; | |
1354 } | |
1355 | |
1356 if (c->write->timer_set) { | |
1357 ngx_del_timer(c->write); | |
1358 } | |
1359 | |
1360 if (rc == NGX_AGAIN) { | |
1361 ngx_add_timer(c->write, u->conf->send_timeout); | |
1362 | |
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1363 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
479 | 1364 ngx_http_upstream_finalize_request(r, u, |
1365 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1366 return; | |
1367 } | |
1368 | |
1369 return; | |
1370 } | |
1371 | |
1372 /* rc == NGX_OK */ | |
1373 | |
1374 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
1375 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
1376 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
1377 ngx_tcp_push_n " failed"); | |
1378 ngx_http_upstream_finalize_request(r, u, | |
1379 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
577 | 1380 return; |
479 | 1381 } |
1382 | |
1383 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
1384 } | |
577 | 1385 |
479 | 1386 ngx_add_timer(c->read, u->conf->read_timeout); |
1387 | |
1388 #if 1 | |
1389 if (c->read->ready) { | |
577 | 1390 |
479 | 1391 /* post aio operation */ |
1392 | |
1393 /* | |
1394 * TODO comment | |
1395 * although we can post aio operation just in the end | |
1396 * of ngx_http_upstream_connect() CHECK IT !!! | |
1397 * it's better to do here because we postpone header buffer allocation | |
1398 */ | |
1399 | |
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|
1400 ngx_http_upstream_process_header(r, u); |
479 | 1401 return; |
1402 } | |
1403 #endif | |
1404 | |
2377
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*) refactor subrequest handling, now they run as separate posted requests
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1405 u->write_event_handler = ngx_http_upstream_dummy_handler; |
479 | 1406 |
2386
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diff
changeset
|
1407 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
479 | 1408 ngx_http_upstream_finalize_request(r, u, |
1409 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1410 return; | |
1411 } | |
1412 } | |
1413 | |
1414 | |
487 | 1415 static void |
2386
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|
1416 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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|
1417 ngx_http_upstream_t *u) |
479 | 1418 { |
2386
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|
1419 ngx_connection_t *c; |
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|
1420 |
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|
1421 c = u->peer.connection; |
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|
1422 |
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|
1423 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 1424 "http upstream send request handler"); |
1425 | |
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|
1426 if (c->write->timedout) { |
479 | 1427 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1428 return; | |
1429 } | |
1430 | |
591 | 1431 #if (NGX_HTTP_SSL) |
1432 | |
1658 | 1433 if (u->ssl && c->ssl == NULL) { |
591 | 1434 ngx_http_upstream_ssl_init_connection(r, u, c); |
1435 return; | |
1436 } | |
1437 | |
1438 #endif | |
1439 | |
651 | 1440 if (u->header_sent) { |
2377
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Igor Sysoev <igor@sysoev.ru>
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|
1441 u->write_event_handler = ngx_http_upstream_dummy_handler; |
651 | 1442 |
2386
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|
1443 (void) ngx_handle_write_event(c->write, 0); |
651 | 1444 |
1445 return; | |
1446 } | |
1447 | |
479 | 1448 ngx_http_upstream_send_request(r, u); |
1449 } | |
1450 | |
1451 | |
487 | 1452 static void |
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|
1453 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1454 { |
2592
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diff
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|
1455 ssize_t n; |
3a8a53c0c42f
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|
1456 ngx_int_t rc; |
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diff
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|
1457 ngx_connection_t *c; |
479 | 1458 |
2386
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diff
changeset
|
1459 c = u->peer.connection; |
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|
1460 |
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|
1461 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
483 | 1462 "http upstream process header"); |
479 | 1463 |
483 | 1464 c->log->action = "reading response header from upstream"; |
479 | 1465 |
2386
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1466 if (c->read->timedout) { |
479 | 1467 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1468 return; | |
1469 } | |
577 | 1470 |
1153
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separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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1143
diff
changeset
|
1471 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1472 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1153
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separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1473 return; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1474 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1475 |
581 | 1476 if (u->buffer.start == NULL) { |
1477 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
1478 if (u->buffer.start == NULL) { | |
479 | 1479 ngx_http_upstream_finalize_request(r, u, |
1480 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1481 return; | |
1482 } | |
1483 | |
581 | 1484 u->buffer.pos = u->buffer.start; |
1485 u->buffer.last = u->buffer.start; | |
1486 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
1487 u->buffer.temporary = 1; | |
1488 | |
1489 u->buffer.tag = u->output.tag; | |
479 | 1490 |
1705 | 1491 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
581 | 1492 sizeof(ngx_table_elt_t)) |
1493 != NGX_OK) | |
509 | 1494 { |
1495 ngx_http_upstream_finalize_request(r, u, | |
1496 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1497 return; | |
1498 } | |
1499 | |
2592
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2536
diff
changeset
|
1500 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
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parents:
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diff
changeset
|
1501 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1502 if (r->cache) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1503 u->buffer.pos += r->cache->header_start; |
581 | 1504 u->buffer.last = u->buffer.pos; |
479 | 1505 } |
1506 #endif | |
1507 } | |
1508 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1509 for ( ;; ) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1510 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1511 n = c->recv(c, u->buffer.last, u->buffer.end - u->buffer.last); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1512 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1513 if (n == NGX_AGAIN) { |
479 | 1514 #if 0 |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1515 ngx_add_timer(rev, u->read_timeout); |
479 | 1516 #endif |
1517 | |
2386
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1518 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1519 ngx_http_upstream_finalize_request(r, u, |
479 | 1520 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1521 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1522 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1523 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1524 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1525 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1526 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1527 if (n == 0) { |
2386
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1528 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
|
1529 "upstream prematurely closed connection"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1530 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1531 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1532 if (n == NGX_ERROR || n == 0) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1533 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
479 | 1534 return; |
1535 } | |
1536 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1537 u->buffer.last += n; |
479 | 1538 |
1539 #if 0 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1540 u->valid_header_in = 0; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1541 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1542 u->peer.cached = 0; |
479 | 1543 #endif |
1544 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1545 rc = u->process_header(r); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1546 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1547 if (rc == NGX_AGAIN) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1548 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1549 if (u->buffer.pos == u->buffer.end) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1550 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
|
1551 "upstream sent too big header"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1552 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1553 ngx_http_upstream_next(r, u, |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1554 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1555 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1556 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1557 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1558 continue; |
479 | 1559 } |
1560 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1561 break; |
479 | 1562 } |
1563 | |
1564 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
1565 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
1566 return; | |
1567 } | |
1568 | |
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
|
1569 if (rc == NGX_ERROR) { |
479 | 1570 ngx_http_upstream_finalize_request(r, u, |
1571 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1572 return; | |
1573 } | |
1574 | |
1575 /* rc == NGX_OK */ | |
1576 | |
3401
9e7926763f87
allow to handle 301/302 in error_page
Igor Sysoev <igor@sysoev.ru>
parents:
3399
diff
changeset
|
1577 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
|
1578 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1579 if (r->subrequest_in_memory) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1580 u->buffer.last = u->buffer.pos; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1581 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1582 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1583 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
509 | 1584 return; |
1585 } | |
1586 | |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1587 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
|
1588 return; |
487 | 1589 } |
1590 } | |
1591 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1592 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
515 | 1593 return; |
1594 } | |
1595 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1596 if (!r->subrequest_in_memory) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1597 ngx_http_upstream_send_response(r, u); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1598 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1599 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1600 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1601 /* subrequest content in memory */ |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1602 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1603 if (u->input_filter == NULL) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1604 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1605 u->input_filter = ngx_http_upstream_non_buffered_filter; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1606 u->input_filter_ctx = r; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1607 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1608 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1609 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1610 ngx_http_upstream_finalize_request(r, u, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1611 NGX_HTTP_INTERNAL_SERVER_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1612 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1613 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1614 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1615 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
|
1616 |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1617 if (n) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1618 u->buffer.last -= n; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1619 |
2402 | 1620 u->state->response_length += n; |
1621 | |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1622 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
|
1623 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1624 return; |
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 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1627 if (u->length == 0) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1628 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
|
1629 return; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1630 } |
777
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 |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1633 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
|
1634 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1635 ngx_http_upstream_process_body_in_memory(r, u); |
777
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 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1638 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1639 static ngx_int_t |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1640 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
|
1641 { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1642 ngx_uint_t status; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1643 ngx_http_upstream_next_t *un; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1644 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1645 status = u->headers_in.status_n; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1646 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1647 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
|
1648 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1649 if (status != un->status) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1650 continue; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1651 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1652 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1653 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
|
1654 ngx_http_upstream_next(r, u, un->mask); |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1655 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1656 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1657 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1658 #if (NGX_HTTP_CACHE) |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1659 |
2952 | 1660 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
1661 && (u->conf->cache_use_stale & un->mask)) | |
1662 { | |
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1663 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
|
1664 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1665 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
|
1666 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1667 if (rc == NGX_OK) { |
2952 | 1668 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
|
1669 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
|
1670 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1671 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1672 ngx_http_upstream_finalize_request(r, u, rc); |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1673 return NGX_OK; |
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 #endif |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1677 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1678 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1679 return NGX_DECLINED; |
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 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1682 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1683 static ngx_int_t |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1684 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
|
1685 ngx_http_upstream_t *u) |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1686 { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1687 ngx_int_t status; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1688 ngx_uint_t i; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1689 ngx_table_elt_t *h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1690 ngx_http_err_page_t *err_page; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1691 ngx_http_core_loc_conf_t *clcf; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1692 |
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1693 status = u->headers_in.status_n; |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1694 |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1695 if (status == NGX_HTTP_NOT_FOUND && u->conf->intercept_404) { |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1696 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_NOT_FOUND); |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1697 return NGX_OK; |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1698 } |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1699 |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1700 if (!u->conf->intercept_errors) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1701 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1702 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1703 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1704 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1705 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1706 if (clcf->error_pages == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1707 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1708 } |
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 err_page = clcf->error_pages->elts; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1711 for (i = 0; i < clcf->error_pages->nelts; i++) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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|
1712 |
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diff
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|
1713 if (err_page[i].status == status) { |
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|
1714 |
2953
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
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|
1715 if (status == NGX_HTTP_UNAUTHORIZED |
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diff
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|
1716 && u->headers_in.www_authenticate) |
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diff
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|
1717 { |
2267
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diff
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|
1718 h = ngx_list_push(&r->headers_out.headers); |
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|
1719 |
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1720 if (h == NULL) { |
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|
1721 ngx_http_upstream_finalize_request(r, u, |
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|
1722 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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|
1723 return NGX_OK; |
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|
1724 } |
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|
1725 |
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|
1726 *h = *u->headers_in.www_authenticate; |
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|
1727 |
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|
1728 r->headers_out.www_authenticate = h; |
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|
1729 } |
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|
1730 |
3706
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|
1731 #if (NGX_HTTP_CACHE) |
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1732 |
3709
64777690c697
fix r3707: cache node should be freed be a response is not cached
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3708
diff
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|
1733 if (r->cache) { |
3706
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|
1734 time_t valid; |
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|
1735 |
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|
1736 valid = ngx_http_file_cache_valid(u->conf->cache_valid, status); |
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1737 |
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1738 if (valid) { |
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|
1739 r->cache->valid_sec = ngx_time() + valid; |
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1740 r->cache->error = status; |
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|
1741 } |
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|
1742 |
3711
ce6ba077c270
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3709
diff
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|
1743 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
3706
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|
1744 } |
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|
1745 #endif |
2267
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|
1746 ngx_http_upstream_finalize_request(r, u, status); |
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1747 |
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1748 return NGX_OK; |
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1749 } |
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1750 } |
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1751 |
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|
1752 return NGX_DECLINED; |
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|
1753 } |
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|
1754 |
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|
1755 |
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|
1756 static ngx_int_t |
1153
c843f3df3b85
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|
1757 ngx_http_upstream_test_connect(ngx_connection_t *c) |
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|
1758 { |
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diff
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|
1759 int err; |
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|
1760 socklen_t len; |
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diff
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|
1761 |
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|
1762 #if (NGX_HAVE_KQUEUE) |
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|
1763 |
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|
1764 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
1166 | 1765 if (c->write->pending_eof) { |
1469
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connection error should be logged with "connecting to upstream" action,
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1468
diff
changeset
|
1766 c->log->action = "connecting to upstream"; |
1166 | 1767 (void) ngx_connection_error(c, c->write->kq_errno, |
1768 "kevent() reported that connect() failed"); | |
1769 return NGX_ERROR; | |
1770 } | |
1153
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|
1771 |
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|
1772 } else |
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|
1773 #endif |
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|
1774 { |
1166 | 1775 err = 0; |
1776 len = sizeof(int); | |
1777 | |
1778 /* | |
1779 * BSDs and Linux return 0 and set a pending error in err | |
1780 * Solaris returns -1 and sets errno | |
1781 */ | |
1782 | |
1783 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1784 == -1) | |
1785 { | |
1786 err = ngx_errno; | |
1787 } | |
1788 | |
1789 if (err) { | |
1469
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Igor Sysoev <igor@sysoev.ru>
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1468
diff
changeset
|
1790 c->log->action = "connecting to upstream"; |
1166 | 1791 (void) ngx_connection_error(c, err, "connect() failed"); |
1792 return NGX_ERROR; | |
1793 } | |
1153
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|
1794 } |
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diff
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|
1795 |
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|
1796 return NGX_OK; |
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|
1797 } |
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diff
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|
1798 |
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diff
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|
1799 |
2592
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|
1800 static ngx_int_t |
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|
1801 ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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|
1802 { |
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|
1803 ngx_str_t *uri, args; |
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|
1804 ngx_uint_t i, flags; |
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diff
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|
1805 ngx_list_part_t *part; |
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diff
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|
1806 ngx_table_elt_t *h; |
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|
1807 ngx_http_upstream_header_t *hh; |
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|
1808 ngx_http_upstream_main_conf_t *umcf; |
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|
1809 |
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|
1810 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
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|
1811 |
2786
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|
1812 if (u->headers_in.x_accel_redirect |
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|
1813 && !(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT)) |
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|
1814 { |
2592
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|
1815 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
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|
1816 |
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|
1817 part = &u->headers_in.headers.part; |
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|
1818 h = part->elts; |
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|
1819 |
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|
1820 for (i = 0; /* void */; i++) { |
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|
1821 |
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|
1822 if (i >= part->nelts) { |
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|
1823 if (part->next == NULL) { |
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|
1824 break; |
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|
1825 } |
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|
1826 |
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|
1827 part = part->next; |
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|
1828 h = part->elts; |
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|
1829 i = 0; |
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|
1830 } |
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|
1831 |
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|
1832 hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, |
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|
1833 h[i].lowcase_key, h[i].key.len); |
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|
1834 |
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|
1835 if (hh && hh->redirect) { |
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|
1836 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
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|
1837 ngx_http_finalize_request(r, |
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|
1838 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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|
1839 return NGX_DONE; |
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|
1840 } |
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|
1841 } |
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|
1842 } |
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|
1843 |
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|
1844 uri = &u->headers_in.x_accel_redirect->value; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
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3515
diff
changeset
|
1845 ngx_str_null(&args); |
3161 | 1846 flags = NGX_HTTP_LOG_UNSAFE; |
2592
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1847 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1848 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
|
1849 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1850 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1851 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1852 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1853 if (r->method != NGX_HTTP_HEAD) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1854 r->method = NGX_HTTP_GET; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1855 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1856 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1857 r->valid_unparsed_uri = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1858 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1859 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
|
1860 ngx_http_finalize_request(r, NGX_DONE); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1861 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1862 } |
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 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1865 h = part->elts; |
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 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1868 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1869 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1870 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1871 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1872 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1873 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1874 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1875 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1876 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1877 } |
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 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
|
1880 h[i].lowcase_key, h[i].key.len)) |
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 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1883 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1884 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1885 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
|
1886 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1887 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1888 if (hh) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1889 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
|
1890 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1891 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1892 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1893 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1894 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1895 continue; |
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 |
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1898 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:
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diff
changeset
|
1899 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1900 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1901 return NGX_DONE; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1902 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
1903 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1904 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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|
1905 if (r->headers_out.server && r->headers_out.server->value.data == NULL) { |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1906 r->headers_out.server->hash = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
1907 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1908 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1909 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
|
1910 r->headers_out.date->hash = 0; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
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|
1911 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1912 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1913 r->headers_out.status = u->headers_in.status_n; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1914 r->headers_out.status_line = u->headers_in.status_line; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1915 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1916 u->headers_in.content_length_n = r->headers_out.content_length_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1917 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1918 if (r->headers_out.content_length_n != -1) { |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
1919 u->length = (size_t) r->headers_out.content_length_n; |
3a8a53c0c42f
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parents:
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|
1920 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1921 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1922 u->length = NGX_MAX_SIZE_T_VALUE; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1923 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1924 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
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|
1925 return NGX_OK; |
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:
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diff
changeset
|
1927 |
3a8a53c0c42f
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diff
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|
1928 |
777
4ab852b691f5
<!--#include virtual=... set=... -->
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diff
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|
1929 static void |
2386
4ccaa42de633
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|
1930 ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
4ccaa42de633
use already available r and u instead of ev
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2381
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|
1931 ngx_http_upstream_t *u) |
777
4ab852b691f5
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|
1932 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1933 size_t size; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1934 ssize_t n; |
4ccaa42de633
use already available r and u instead of ev
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parents:
2381
diff
changeset
|
1935 ngx_buf_t *b; |
4ccaa42de633
use already available r and u instead of ev
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diff
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|
1936 ngx_event_t *rev; |
4ccaa42de633
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diff
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|
1937 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
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parents:
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diff
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|
1938 |
4ccaa42de633
use already available r and u instead of ev
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parents:
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diff
changeset
|
1939 c = u->peer.connection; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1940 rev = c->read; |
777
4ab852b691f5
<!--#include virtual=... set=... -->
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757
diff
changeset
|
1941 |
4ab852b691f5
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diff
changeset
|
1942 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
4ab852b691f5
<!--#include virtual=... set=... -->
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757
diff
changeset
|
1943 "http upstream process body on memory"); |
4ab852b691f5
<!--#include virtual=... set=... -->
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parents:
757
diff
changeset
|
1944 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
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757
diff
changeset
|
1945 if (rev->timedout) { |
4ab852b691f5
<!--#include virtual=... set=... -->
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757
diff
changeset
|
1946 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
4ab852b691f5
<!--#include virtual=... set=... -->
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parents:
757
diff
changeset
|
1947 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
4ab852b691f5
<!--#include virtual=... set=... -->
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parents:
757
diff
changeset
|
1948 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
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parents:
757
diff
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|
1949 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1950 |
4ab852b691f5
<!--#include virtual=... set=... -->
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757
diff
changeset
|
1951 b = &u->buffer; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1952 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1953 for ( ;; ) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1954 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1955 size = b->end - b->last; |
4ab852b691f5
<!--#include virtual=... set=... -->
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parents:
757
diff
changeset
|
1956 |
4ab852b691f5
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Igor Sysoev <igor@sysoev.ru>
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757
diff
changeset
|
1957 if (size == 0) { |
4ab852b691f5
<!--#include virtual=... set=... -->
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parents:
757
diff
changeset
|
1958 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
3708 | 1959 "upstream buffer is too small to read response"); |
777
4ab852b691f5
<!--#include virtual=... set=... -->
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parents:
757
diff
changeset
|
1960 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
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parents:
757
diff
changeset
|
1961 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1962 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1963 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1964 n = c->recv(c, b->last, size); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1965 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1966 if (n == NGX_AGAIN) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1967 break; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1968 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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1969 |
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1970 if (n == 0 || n == NGX_ERROR) { |
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1971 ngx_http_upstream_finalize_request(r, u, n); |
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1972 return; |
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1973 } |
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1974 |
2402 | 1975 u->state->response_length += n; |
1976 | |
777
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1977 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
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1978 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1979 return; |
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1980 } |
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1981 |
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1982 if (!rev->ready) { |
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1983 break; |
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1984 } |
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1985 } |
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1986 |
2386
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1987 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
777
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1988 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1989 return; |
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1990 } |
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|
1991 |
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1992 if (rev->active) { |
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1993 ngx_add_timer(rev, u->conf->read_timeout); |
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|
1994 |
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1995 } else if (rev->timer_set) { |
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1996 ngx_del_timer(rev); |
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1997 } |
681 | 1998 } |
1999 | |
2000 | |
2001 static void | |
2002 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
2003 { | |
2004 int tcp_nodelay; | |
2402 | 2005 ssize_t n; |
681 | 2006 ngx_int_t rc; |
2007 ngx_event_pipe_t *p; | |
2008 ngx_connection_t *c; | |
2009 ngx_http_core_loc_conf_t *clcf; | |
2010 | |
509 | 2011 rc = ngx_http_send_header(r); |
479 | 2012 |
2701 | 2013 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
485 | 2014 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2015 return; |
2016 } | |
2017 | |
2704
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diff
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|
2018 c = r->connection; |
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diff
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|
2019 |
2701 | 2020 if (r->header_only) { |
2704
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diff
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|
2021 |
2701 | 2022 if (u->cacheable || u->store) { |
2704
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|
2023 |
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2703
diff
changeset
|
2024 if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { |
ac1e2e199c9f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2025 ngx_connection_error(c, ngx_socket_errno, |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2026 ngx_shutdown_socket_n " failed"); |
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parents:
2703
diff
changeset
|
2027 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
2028 |
2701 | 2029 r->read_event_handler = ngx_http_request_empty_handler; |
2030 r->write_event_handler = ngx_http_request_empty_handler; | |
2704
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shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2031 c->error = 1; |
2701 | 2032 |
2033 } else { | |
2034 ngx_http_upstream_finalize_request(r, u, rc); | |
2035 return; | |
2036 } | |
2037 } | |
2038 | |
479 | 2039 u->header_sent = 1; |
2040 | |
573 | 2041 if (r->request_body && r->request_body->temp_file) { |
2592
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2042 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
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diff
changeset
|
2043 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
563 | 2044 } |
2045 | |
581 | 2046 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
2047 | |
649 | 2048 if (!u->buffering) { |
581 | 2049 |
2050 if (u->input_filter == NULL) { | |
2051 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
2052 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
2053 u->input_filter_ctx = r; | |
2054 } | |
2055 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2056 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
581 | 2057 r->write_event_handler = |
2058 ngx_http_upstream_process_non_buffered_downstream; | |
2059 | |
2060 r->limit_rate = 0; | |
2061 | |
2062 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
2063 ngx_http_upstream_finalize_request(r, u, 0); | |
2064 return; | |
2065 } | |
2066 | |
583 | 2067 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
2068 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
2069 | |
2070 tcp_nodelay = 1; | |
2071 | |
2072 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
2073 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
2074 { | |
2075 ngx_connection_error(c, ngx_socket_errno, | |
2076 "setsockopt(TCP_NODELAY) failed"); | |
2077 ngx_http_upstream_finalize_request(r, u, 0); | |
2078 return; | |
2079 } | |
2080 | |
2081 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
2082 } | |
2083 | |
2402 | 2084 n = u->buffer.last - u->buffer.pos; |
2085 | |
2086 if (n) { | |
581 | 2087 u->buffer.last = u->buffer.pos; |
2088 | |
2402 | 2089 u->state->response_length += n; |
2090 | |
2091 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
581 | 2092 ngx_http_upstream_finalize_request(r, u, 0); |
2093 return; | |
2094 } | |
2095 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2096 ngx_http_upstream_process_non_buffered_downstream(r); |
581 | 2097 |
2098 } else { | |
2099 u->buffer.pos = u->buffer.start; | |
2100 u->buffer.last = u->buffer.start; | |
2101 | |
2102 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
2103 ngx_http_upstream_finalize_request(r, u, 0); | |
2104 return; | |
2105 } | |
1468
491e5059ea19
read EOF of header only responses in non-buffered proxying
Igor Sysoev <igor@sysoev.ru>
parents:
1397
diff
changeset
|
2106 |
491e5059ea19
read EOF of header only responses in non-buffered proxying
Igor Sysoev <igor@sysoev.ru>
parents:
1397
diff
changeset
|
2107 if (u->peer.connection->read->ready) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2108 ngx_http_upstream_process_non_buffered_upstream(r, u); |
1468
491e5059ea19
read EOF of header only responses in non-buffered proxying
Igor Sysoev <igor@sysoev.ru>
parents:
1397
diff
changeset
|
2109 } |
581 | 2110 } |
2111 | |
2112 return; | |
2113 } | |
2114 | |
479 | 2115 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
2116 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2117 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
2118 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2119 if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2120 ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2121 r->cache->file.fd = NGX_INVALID_FILE; |
479 | 2122 } |
2123 | |
3699
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2124 switch (ngx_http_test_predicates(r, u->conf->no_cache)) { |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2125 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2126 case NGX_ERROR: |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2127 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
|
2128 return; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2129 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2130 case NGX_DECLINED: |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2131 u->cacheable = 0; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2132 break; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2133 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2134 default: /* NGX_OK */ |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2135 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2136 if (u->cache_status == NGX_HTTP_CACHE_BYPASS) { |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2137 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2138 if (ngx_http_file_cache_new(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
|
2139 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
|
2140 return; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2141 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2142 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2143 if (u->create_key(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
|
2144 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
|
2145 return; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2146 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2147 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2148 /* TODO: add keys */ |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2149 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2150 r->cache->min_uses = u->conf->cache_min_uses; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2151 r->cache->body_start = u->conf->buffer_size; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2152 r->cache->file_cache = u->conf->cache->data; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2153 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2154 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
|
2155 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
|
2156 return; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2157 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2158 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2159 u->cacheable = 1; |
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|
2160 } |
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|
2161 |
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|
2162 break; |
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|
2163 } |
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2164 |
1565 | 2165 if (u->cacheable) { |
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2166 time_t now, valid; |
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|
2167 |
2663
09725d69cb25
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|
2168 now = ngx_time(); |
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2169 |
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2170 valid = r->cache->valid_sec; |
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2171 |
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2172 if (valid == 0) { |
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2173 valid = ngx_http_file_cache_valid(u->conf->cache_valid, |
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2174 u->headers_in.status_n); |
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|
2175 if (valid) { |
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|
2176 r->cache->valid_sec = now + valid; |
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|
2177 } |
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|
2178 } |
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|
2179 |
2592
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|
2180 if (valid) { |
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|
2181 r->cache->last_modified = r->headers_out.last_modified_time; |
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|
2182 r->cache->date = now; |
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|
2183 r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); |
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|
2184 |
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|
2185 ngx_http_file_cache_set_header(r, u->buffer.start); |
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|
2186 |
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|
2187 } else { |
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|
2188 u->cacheable = 0; |
2703
3b6afa999c2f
support 304 for cacheable responses
Igor Sysoev <igor@sysoev.ru>
parents:
2701
diff
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|
2189 r->headers_out.last_modified_time = -1; |
2592
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|
2190 } |
479 | 2191 } |
2192 | |
2690 | 2193 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2194 "http cacheable: %d", u->cacheable); | |
2195 | |
3083
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Igor Sysoev <igor@sysoev.ru>
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|
2196 if (u->cacheable == 0 && r->cache) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
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3709
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|
2197 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
3083
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|
2198 } |
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|
2199 |
479 | 2200 #endif |
2201 | |
581 | 2202 p = u->pipe; |
479 | 2203 |
2204 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
2205 p->output_ctx = r; | |
2206 p->tag = u->output.tag; | |
577 | 2207 p->bufs = u->conf->bufs; |
479 | 2208 p->busy_size = u->conf->busy_buffers_size; |
2209 p->upstream = u->peer.connection; | |
583 | 2210 p->downstream = c; |
479 | 2211 p->pool = r->pool; |
583 | 2212 p->log = c->log; |
577 | 2213 |
1565 | 2214 p->cacheable = u->cacheable || u->store; |
479 | 2215 |
501 | 2216 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
2217 if (p->temp_file == NULL) { | |
479 | 2218 ngx_http_upstream_finalize_request(r, u, 0); |
2219 return; | |
2220 } | |
2221 | |
2222 p->temp_file->file.fd = NGX_INVALID_FILE; | |
583 | 2223 p->temp_file->file.log = c->log; |
479 | 2224 p->temp_file->path = u->conf->temp_path; |
2225 p->temp_file->pool = r->pool; | |
577 | 2226 |
2592
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|
2227 if (p->cacheable) { |
479 | 2228 p->temp_file->persistent = 1; |
1291
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Igor Sysoev <igor@sysoev.ru>
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|
2229 |
479 | 2230 } else { |
667 | 2231 p->temp_file->log_level = NGX_LOG_WARN; |
479 | 2232 p->temp_file->warn = "an upstream response is buffered " |
2233 "to a temporary file"; | |
2234 } | |
2235 | |
2236 p->max_temp_file_size = u->conf->max_temp_file_size; | |
2237 p->temp_file_write_size = u->conf->temp_file_write_size; | |
2238 | |
501 | 2239 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
2240 if (p->preread_bufs == NULL) { | |
479 | 2241 ngx_http_upstream_finalize_request(r, u, 0); |
2242 return; | |
2243 } | |
1291
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Igor Sysoev <igor@sysoev.ru>
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|
2244 |
581 | 2245 p->preread_bufs->buf = &u->buffer; |
479 | 2246 p->preread_bufs->next = NULL; |
581 | 2247 u->buffer.recycled = 1; |
2248 | |
2249 p->preread_size = u->buffer.last - u->buffer.pos; | |
479 | 2250 |
1565 | 2251 if (u->cacheable) { |
1291
13a4ce6e7f1e
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Igor Sysoev <igor@sysoev.ru>
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|
2252 |
479 | 2253 p->buf_to_file = ngx_calloc_buf(r->pool); |
2254 if (p->buf_to_file == NULL) { | |
2255 ngx_http_upstream_finalize_request(r, u, 0); | |
2256 return; | |
2257 } | |
1291
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proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
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|
2258 |
581 | 2259 p->buf_to_file->pos = u->buffer.start; |
2260 p->buf_to_file->last = u->buffer.pos; | |
479 | 2261 p->buf_to_file->temporary = 1; |
2262 } | |
2263 | |
2264 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
2265 /* the posted aio operation may currupt a shadow buffer */ | |
2266 p->single_buf = 1; | |
2267 } | |
2268 | |
2269 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
2270 p->free_bufs = 1; | |
2271 | |
2272 /* | |
581 | 2273 * event_pipe would do u->buffer.last += p->preread_size |
479 | 2274 * as though these bytes were read |
2275 */ | |
581 | 2276 u->buffer.last = u->buffer.pos; |
479 | 2277 |
2278 if (u->conf->cyclic_temp_file) { | |
2279 | |
2280 /* | |
2281 * we need to disable the use of sendfile() if we use cyclic temp file | |
2282 * because the writing a new data may interfere with sendfile() | |
2283 * that uses the same kernel file pages (at least on FreeBSD) | |
2284 */ | |
2285 | |
2286 p->cyclic_temp_file = 1; | |
583 | 2287 c->sendfile = 0; |
479 | 2288 |
2289 } else { | |
2290 p->cyclic_temp_file = 0; | |
2291 } | |
2292 | |
2293 p->read_timeout = u->conf->read_timeout; | |
2294 p->send_timeout = clcf->send_timeout; | |
2295 p->send_lowat = clcf->send_lowat; | |
2296 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2297 u->read_event_handler = ngx_http_upstream_process_upstream; |
509 | 2298 r->write_event_handler = ngx_http_upstream_process_downstream; |
479 | 2299 |
2386
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Igor Sysoev <igor@sysoev.ru>
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2381
diff
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|
2300 ngx_http_upstream_process_upstream(r, u); |
479 | 2301 } |
2302 | |
2303 | |
487 | 2304 static void |
581 | 2305 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
2306 { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2307 ngx_event_t *wev; |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
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|
2308 ngx_connection_t *c; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2309 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2310 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2311 c = r->connection; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2312 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2313 wev = c->write; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2314 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2315 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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2377
diff
changeset
|
2316 "http upstream process non buffered downstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2317 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2318 c->log->action = "sending to client"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2319 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2320 if (wev->timedout) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2321 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2322 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
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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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|
2323 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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diff
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|
2324 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2325 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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2377
diff
changeset
|
2326 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2327 ngx_http_upstream_process_non_buffered_request(r, 1); |
581 | 2328 } |
2329 | |
2330 | |
2331 static void | |
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2332 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
2333 ngx_http_upstream_t *u) |
2381
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|
2334 { |
2386
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diff
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|
2335 ngx_connection_t *c; |
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Igor Sysoev <igor@sysoev.ru>
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|
2336 |
4ccaa42de633
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diff
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|
2337 c = u->peer.connection; |
2381
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|
2338 |
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Igor Sysoev <igor@sysoev.ru>
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|
2339 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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fix r2378, run posted requests after upstream event handling
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|
2340 "http upstream process non buffered upstream"); |
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2341 |
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fix r2378, run posted requests after upstream event handling
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|
2342 c->log->action = "reading upstream"; |
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2343 |
2386
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|
2344 if (c->read->timedout) { |
2381
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|
2345 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
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|
2346 ngx_http_upstream_finalize_request(r, u, 0); |
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|
2347 return; |
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2348 } |
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|
2349 |
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|
2350 ngx_http_upstream_process_non_buffered_request(r, 0); |
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2351 } |
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|
2352 |
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|
2353 |
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|
2354 static void |
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|
2355 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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|
2356 ngx_uint_t do_write) |
581 | 2357 { |
2358 size_t size; | |
2359 ssize_t n; | |
2360 ngx_buf_t *b; | |
583 | 2361 ngx_int_t rc; |
2381
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|
2362 ngx_connection_t *downstream, *upstream; |
581 | 2363 ngx_http_upstream_t *u; |
2364 ngx_http_core_loc_conf_t *clcf; | |
2365 | |
756
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fix building introduced by previous commit
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2366 u = r->upstream; |
884 | 2367 downstream = r->connection; |
2368 upstream = u->peer.connection; | |
581 | 2369 |
2370 b = &u->buffer; | |
2371 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2372 do_write = do_write || u->length == 0; |
581 | 2373 |
2374 for ( ;; ) { | |
2375 | |
2376 if (do_write) { | |
2377 | |
2378 if (u->out_bufs || u->busy_bufs) { | |
583 | 2379 rc = ngx_http_output_filter(r, u->out_bufs); |
2380 | |
2381 if (rc == NGX_ERROR) { | |
581 | 2382 ngx_http_upstream_finalize_request(r, u, 0); |
2383 return; | |
2384 } | |
2385 | |
2386 ngx_chain_update_chains(&u->free_bufs, &u->busy_bufs, | |
2387 &u->out_bufs, u->output.tag); | |
2388 } | |
2389 | |
2390 if (u->busy_bufs == NULL) { | |
2391 | |
2392 if (u->length == 0 | |
884 | 2393 || upstream->read->eof |
2394 || upstream->read->error) | |
581 | 2395 { |
2396 ngx_http_upstream_finalize_request(r, u, 0); | |
2397 return; | |
2398 } | |
2399 | |
2400 b->pos = b->start; | |
2401 b->last = b->start; | |
2402 } | |
2403 } | |
2404 | |
2405 size = b->end - b->last; | |
2406 | |
2407 if (size > u->length) { | |
2408 size = u->length; | |
2409 } | |
2410 | |
884 | 2411 if (size && upstream->read->ready) { |
2412 | |
2413 n = upstream->recv(upstream, b->last, size); | |
581 | 2414 |
2415 if (n == NGX_AGAIN) { | |
2416 break; | |
2417 } | |
2418 | |
2419 if (n > 0) { | |
2402 | 2420 u->state->response_length += n; |
2421 | |
581 | 2422 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
2423 ngx_http_upstream_finalize_request(r, u, 0); | |
2424 return; | |
2425 } | |
2426 } | |
2427 | |
2428 do_write = 1; | |
2429 | |
2430 continue; | |
2431 } | |
2432 | |
2433 break; | |
2434 } | |
2435 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2436 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2437 |
884 | 2438 if (downstream->data == r) { |
2439 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
|
2440 != NGX_OK) |
583 | 2441 { |
2442 ngx_http_upstream_finalize_request(r, u, 0); | |
2443 return; | |
2444 } | |
581 | 2445 } |
2446 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2447 if (downstream->write->active && !downstream->write->ready) { |
884 | 2448 ngx_add_timer(downstream->write, clcf->send_timeout); |
2449 | |
2450 } else if (downstream->write->timer_set) { | |
2451 ngx_del_timer(downstream->write); | |
581 | 2452 } |
2453 | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2454 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
581 | 2455 ngx_http_upstream_finalize_request(r, u, 0); |
2456 return; | |
2457 } | |
2458 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2459 if (upstream->read->active && !upstream->read->ready) { |
884 | 2460 ngx_add_timer(upstream->read, u->conf->read_timeout); |
2461 | |
2462 } else if (upstream->read->timer_set) { | |
2463 ngx_del_timer(upstream->read); | |
581 | 2464 } |
2465 } | |
2466 | |
2467 | |
2468 static ngx_int_t | |
2469 ngx_http_upstream_non_buffered_filter_init(void *data) | |
2470 { | |
2471 return NGX_OK; | |
2472 } | |
2473 | |
2474 | |
2475 static ngx_int_t | |
2476 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
2477 { | |
2478 ngx_http_request_t *r = data; | |
2479 | |
2480 ngx_buf_t *b; | |
2481 ngx_chain_t *cl, **ll; | |
2482 ngx_http_upstream_t *u; | |
2483 | |
2484 u = r->upstream; | |
2485 | |
2486 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
2487 ll = &cl->next; | |
2488 } | |
2489 | |
2490 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
2491 if (cl == NULL) { | |
2492 return NGX_ERROR; | |
2493 } | |
2494 | |
2495 *ll = cl; | |
2496 | |
2497 cl->buf->flush = 1; | |
2498 cl->buf->memory = 1; | |
2499 | |
2500 b = &u->buffer; | |
2501 | |
2502 cl->buf->pos = b->last; | |
2503 b->last += bytes; | |
2504 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
|
2505 cl->buf->tag = u->output.tag; |
581 | 2506 |
2507 if (u->length == NGX_MAX_SIZE_T_VALUE) { | |
2508 return NGX_OK; | |
2509 } | |
2510 | |
2511 u->length -= bytes; | |
2512 | |
2513 return NGX_OK; | |
2514 } | |
2515 | |
2516 | |
2517 static void | |
509 | 2518 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
2519 { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2520 ngx_event_t *wev; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2521 ngx_connection_t *c; |
509 | 2522 ngx_event_pipe_t *p; |
479 | 2523 ngx_http_upstream_t *u; |
2524 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2525 c = r->connection; |
479 | 2526 u = r->upstream; |
581 | 2527 p = u->pipe; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2528 wev = c->write; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2529 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2530 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
|
2531 "http upstream process downstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2532 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2533 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
|
2534 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2535 if (wev->timedout) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2536 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2537 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2538 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2539 wev->timedout = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2540 wev->delayed = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2541 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2542 if (!wev->ready) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2543 ngx_add_timer(wev, p->send_timeout); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2544 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2545 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
|
2546 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
|
2547 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2548 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2549 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2550 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2551 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2552 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
|
2553 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
|
2554 return; |
527 | 2555 } |
479 | 2556 |
2557 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2558 p->downstream_error = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2559 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2560 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
479 | 2561 } |
2562 | |
2563 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2564 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2565 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2566 |
527 | 2567 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2568 "http downstream delayed"); | |
2569 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2570 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
|
2571 ngx_http_upstream_finalize_request(r, u, 0); |
527 | 2572 } |
2573 | |
2574 return; | |
2575 } | |
2576 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2577 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
479 | 2578 ngx_http_upstream_finalize_request(r, u, 0); |
2579 return; | |
2580 } | |
2581 } | |
577 | 2582 |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2583 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
|
2584 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2585 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2586 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2587 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2588 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
|
2589 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
|
2590 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2591 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2592 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2593 c = u->peer.connection; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2594 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2595 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
|
2596 "http upstream process upstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2597 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2598 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2599 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2600 if (c->read->timedout) { |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2601 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
|
2602 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
|
2603 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2604 } else { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2605 if (ngx_event_pipe(u->pipe, 0) == NGX_ABORT) { |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2606 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
|
2607 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2608 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2609 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2610 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2611 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
|
2612 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2613 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2614 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2615 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2616 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
|
2617 { |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2618 ngx_uint_t del; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2619 ngx_temp_file_t *tf; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2620 ngx_event_pipe_t *p; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2621 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2622 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2623 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2624 p = u->pipe; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2625 |
479 | 2626 if (u->peer.connection) { |
2627 | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2628 if (u->store) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2629 |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2630 del = p->upstream_error; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2631 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2632 tf = u->pipe->temp_file; |
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2633 |
2463 | 2634 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
|
2635 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2636 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
|
2637 && (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
|
2638 || (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
|
2639 { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2640 ngx_http_upstream_store(r, u); |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2641 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2642 } else { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2643 del = 1; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2644 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2645 } |
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 (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
|
2648 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2649 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
|
2650 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2651 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
|
2652 ngx_delete_file_n " \"%s\" failed", |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2653 u->pipe->temp_file->file.name.data); |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2654 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2655 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2656 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2657 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2658 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2659 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2660 if (u->cacheable) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2661 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2662 if (p->upstream_done) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2663 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
|
2664 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2665 } else if (p->upstream_eof) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2666 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2667 /* TODO: check length & update cache */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2668 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2669 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
|
2670 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2671 } else if (p->upstream_error) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2672 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
479 | 2673 } |
2674 } | |
2675 | |
2676 #endif | |
2677 | |
2678 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
|
2679 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2680 "http upstream exit: %p", p->out); |
479 | 2681 #if 0 |
2682 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2683 #endif | |
2684 ngx_http_upstream_finalize_request(r, u, 0); | |
2685 return; | |
2686 } | |
2687 } | |
2688 | |
2689 if (p->downstream_error) { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2690 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2691 "http upstream downstream error"); |
479 | 2692 |
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2693 if (!u->cacheable && !u->store && u->peer.connection) { |
479 | 2694 ngx_http_upstream_finalize_request(r, u, 0); |
2695 } | |
2696 } | |
2697 } | |
2698 | |
2699 | |
487 | 2700 static void |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2701 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
|
2702 { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2703 size_t root; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2704 time_t lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2705 ngx_str_t path; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2706 ngx_temp_file_t *tf; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2707 ngx_ext_rename_file_t ext; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2708 |
1777 | 2709 tf = u->pipe->temp_file; |
2710 | |
2711 if (tf->file.fd == NGX_INVALID_FILE) { | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2712 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2713 /* create file for empty 200 response */ |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2714 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2715 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
|
2716 if (tf == NULL) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2717 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2718 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2719 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2720 tf->file.fd = NGX_INVALID_FILE; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2721 tf->file.log = r->connection->log; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2722 tf->path = u->conf->temp_path; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2723 tf->pool = r->pool; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2724 tf->persistent = 1; |
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 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
|
2727 tf->persistent, tf->clean, tf->access) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2728 != NGX_OK) |
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 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2731 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2732 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2733 u->pipe->temp_file = tf; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2734 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2735 |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2736 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
|
2737 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
|
2738 ext.time = -1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2739 ext.create_path = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2740 ext.delete_file = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2741 ext.log = r->connection->log; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2742 |
1705 | 2743 if (u->headers_in.last_modified) { |
2744 | |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2745 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
|
2746 u->headers_in.last_modified->value.len); |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2747 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2748 if (lm != NGX_ERROR) { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2749 ext.time = lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2750 ext.fd = tf->file.fd; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2751 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2752 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2753 |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2754 if (u->conf->store_lengths == NULL) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2755 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2756 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
|
2757 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2758 } else { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2759 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
|
2760 u->conf->store_values->elts) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2761 == NULL) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2762 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2763 return; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2764 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2765 } |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2766 |
3032
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2767 path.len--; |
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2768 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2769 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
|
2770 "upstream stores \"%s\" to \"%s\"", |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2771 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
|
2772 |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2773 (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
|
2774 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2775 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2776 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2777 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2778 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 2779 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2780 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 2781 "http upstream dummy handler"); |
2782 } | |
2783 | |
2784 | |
487 | 2785 static void |
2786 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
2787 ngx_uint_t ft_type) | |
479 | 2788 { |
884 | 2789 ngx_uint_t status, state; |
479 | 2790 |
2791 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
884 | 2792 "http next upstream, %xi", ft_type); |
479 | 2793 |
2794 #if 0 | |
2795 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2796 #endif | |
2797 | |
525 | 2798 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
884 | 2799 state = NGX_PEER_NEXT; |
525 | 2800 } else { |
884 | 2801 state = NGX_PEER_FAILED; |
479 | 2802 } |
525 | 2803 |
1378 | 2804 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
2805 u->peer.free(&u->peer, u->peer.data, state); | |
2806 } | |
525 | 2807 |
479 | 2808 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
2809 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
2810 "upstream timed out"); | |
2811 } | |
577 | 2812 |
479 | 2813 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
2814 status = 0; | |
2815 | |
2816 } else { | |
2817 switch(ft_type) { | |
2818 | |
2819 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
2820 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
2821 break; | |
2822 | |
2823 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
2824 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
2825 break; | |
2826 | |
2827 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
2828 status = NGX_HTTP_NOT_FOUND; | |
2829 break; | |
2830 | |
2831 /* | |
2832 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
2833 * never reach here | |
2834 */ | |
2835 | |
2836 default: | |
2837 status = NGX_HTTP_BAD_GATEWAY; | |
2838 } | |
2839 } | |
2840 | |
583 | 2841 if (r->connection->error) { |
479 | 2842 ngx_http_upstream_finalize_request(r, u, |
2843 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
2844 return; | |
2845 } | |
2846 | |
2847 if (status) { | |
2848 u->state->status = status; | |
2849 | |
525 | 2850 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
479 | 2851 |
2852 #if (NGX_HTTP_CACHE) | |
2853 | |
2952 | 2854 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
2855 && (u->conf->cache_use_stale & ft_type)) | |
2856 { | |
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2857 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
|
2858 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2859 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
|
2860 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2861 if (rc == NGX_OK) { |
2952 | 2862 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
|
2863 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
|
2864 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2865 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2866 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2867 return; |
2868 } | |
2869 #endif | |
2870 | |
2871 ngx_http_upstream_finalize_request(r, u, status); | |
2872 return; | |
2873 } | |
2874 } | |
2875 | |
2876 if (u->peer.connection) { | |
2877 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2878 "close http upstream connection: %d", | |
2879 u->peer.connection->fd); | |
577 | 2880 #if (NGX_HTTP_SSL) |
884 | 2881 |
577 | 2882 if (u->peer.connection->ssl) { |
884 | 2883 u->peer.connection->ssl->no_wait_shutdown = 1; |
2884 u->peer.connection->ssl->no_send_shutdown = 1; | |
2885 | |
2886 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2887 } |
2888 #endif | |
884 | 2889 |
479 | 2890 ngx_close_connection(u->peer.connection); |
2891 } | |
2892 | |
2893 #if 0 | |
2894 if (u->conf->busy_lock && !u->busy_locked) { | |
2895 ngx_http_upstream_busy_lock(p); | |
2896 return; | |
2897 } | |
2898 #endif | |
2899 | |
2900 ngx_http_upstream_connect(r, u); | |
2901 } | |
2902 | |
2903 | |
487 | 2904 static void |
569 | 2905 ngx_http_upstream_cleanup(void *data) |
2906 { | |
2907 ngx_http_request_t *r = data; | |
2908 | |
1705 | 2909 ngx_http_upstream_t *u; |
2910 | |
569 | 2911 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2912 "cleanup http upstream request: \"%V\"", &r->uri); | |
2913 | |
1705 | 2914 u = r->upstream; |
2915 | |
2916 if (u->resolved && u->resolved->ctx) { | |
2917 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
|
2918 u->resolved->ctx = NULL; |
1658 | 2919 } |
2920 | |
1705 | 2921 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
569 | 2922 } |
2923 | |
2924 | |
2925 static void | |
487 | 2926 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
2927 ngx_http_upstream_t *u, ngx_int_t rc) | |
479 | 2928 { |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2929 ngx_time_t *tp; |
563 | 2930 |
483 | 2931 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2932 "finalize http upstream request: %i", rc); | |
479 | 2933 |
2413 | 2934 if (u->cleanup) { |
2935 *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
|
2936 u->cleanup = NULL; |
2413 | 2937 } |
569 | 2938 |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2939 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
|
2940 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
|
2941 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
|
2942 } |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2943 |
1658 | 2944 if (u->state && u->state->response_sec) { |
563 | 2945 tp = ngx_timeofday(); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2946 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
|
2947 u->state->response_msec = tp->msec - u->state->response_msec; |
2402 | 2948 |
2949 if (u->pipe) { | |
2950 u->state->response_length = u->pipe->read_length; | |
2951 } | |
563 | 2952 } |
2953 | |
479 | 2954 u->finalize_request(r, rc); |
2955 | |
1658 | 2956 if (u->peer.free) { |
2957 u->peer.free(&u->peer, u->peer.data, 0); | |
2958 } | |
884 | 2959 |
479 | 2960 if (u->peer.connection) { |
884 | 2961 |
577 | 2962 #if (NGX_HTTP_SSL) |
2963 | |
2964 /* TODO: do not shutdown persistent connection */ | |
2965 | |
2966 if (u->peer.connection->ssl) { | |
884 | 2967 |
2968 /* | |
2969 * We send the "close notify" shutdown alert to the upstream only | |
2970 * and do not wait its "close notify" shutdown alert. | |
2971 * It is acceptable according to the TLS standard. | |
2972 */ | |
2973 | |
2974 u->peer.connection->ssl->no_wait_shutdown = 1; | |
2975 | |
2976 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2977 } |
2978 #endif | |
884 | 2979 |
2980 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2981 "close http upstream connection: %d", | |
2982 u->peer.connection->fd); | |
2983 | |
479 | 2984 ngx_close_connection(u->peer.connection); |
2985 } | |
2986 | |
483 | 2987 u->peer.connection = NULL; |
2988 | |
581 | 2989 if (u->pipe && u->pipe->temp_file) { |
479 | 2990 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2991 "http upstream temp fd: %d", | |
581 | 2992 u->pipe->temp_file->file.fd); |
479 | 2993 } |
2994 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2995 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2996 |
3012
f958084d4c12
fix segfault introduced in r3007
Igor Sysoev <igor@sysoev.ru>
parents:
3006
diff
changeset
|
2997 if (u->cacheable && r->cache) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2998 time_t valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2999 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3000 if (rc == NGX_HTTP_BAD_GATEWAY || rc == NGX_HTTP_GATEWAY_TIME_OUT) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3001 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3002 valid = ngx_http_file_cache_valid(u->conf->cache_valid, rc); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3003 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3004 if (valid) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3005 r->cache->valid_sec = ngx_time() + valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3006 r->cache->error = rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3007 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3008 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3009 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
3010 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
479 | 3011 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3012 |
479 | 3013 #endif |
3014 | |
2692 | 3015 if (u->header_sent |
3016 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3017 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3018 rc = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3019 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3020 |
515 | 3021 if (rc == NGX_DECLINED) { |
3022 return; | |
3023 } | |
3024 | |
483 | 3025 r->connection->log->action = "sending to client"; |
3026 | |
2971
87ddbe960172
fix ngx_http_send_special() for subrequests handled by perl
Igor Sysoev <igor@sysoev.ru>
parents:
2957
diff
changeset
|
3027 if (rc == 0) { |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
3028 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
479 | 3029 } |
3030 | |
3031 ngx_http_finalize_request(r, rc); | |
3032 } | |
3033 | |
3034 | |
509 | 3035 static ngx_int_t |
3036 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3037 ngx_uint_t offset) | |
577 | 3038 { |
509 | 3039 ngx_table_elt_t **ph; |
577 | 3040 |
509 | 3041 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
3042 | |
3043 if (*ph == NULL) { | |
3044 *ph = h; | |
3045 } | |
3046 | |
3047 return NGX_OK; | |
3048 } | |
3049 | |
3050 | |
3051 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
|
3052 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
|
3053 ngx_uint_t offset) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3054 { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3055 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3056 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3057 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3058 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3059 static ngx_int_t |
3669
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3060 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
|
3061 ngx_uint_t offset) |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3062 { |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3063 #if (NGX_HTTP_CACHE) |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3064 ngx_http_upstream_t *u; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3065 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3066 u = r->upstream; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3067 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3068 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
|
3069 u->cacheable = 0; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3070 } |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3071 #endif |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3072 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3073 return NGX_OK; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3074 } |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3075 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3076 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3077 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
|
3078 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 3079 ngx_table_elt_t *h, ngx_uint_t offset) |
3080 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3081 ngx_array_t *pa; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3082 ngx_table_elt_t **ph; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3083 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3084 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3085 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3086 pa = &u->headers_in.cache_control; |
509 | 3087 |
3088 if (pa->elts == NULL) { | |
3089 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3090 { | |
3091 return NGX_ERROR; | |
3092 } | |
3093 } | |
3094 | |
3095 ph = ngx_array_push(pa); | |
3096 if (ph == NULL) { | |
3097 return NGX_ERROR; | |
3098 } | |
3099 | |
3100 *ph = h; | |
3101 | |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3102 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3103 { |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3104 u_char *p, *last; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3105 ngx_int_t n; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3106 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3107 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
|
3108 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3109 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3110 |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3111 if (r->cache == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3112 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3113 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3114 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3115 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
|
3116 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3117 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3118 |
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3119 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
|
3120 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
|
3121 |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3122 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
|
3123 || 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
|
3124 || 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
|
3125 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3126 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3127 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3128 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3129 |
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3130 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
|
3131 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3132 if (p == 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 n = 0; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3137 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3138 for (p += 8; p < last; p++) { |
3198
48bfb7dc981b
test comma separator in "Cache-Control"
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
3139 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
|
3140 break; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3141 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3142 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3143 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
|
3144 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
|
3145 continue; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3146 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3147 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3148 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3149 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3150 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3151 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3152 if (n == 0) { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3153 u->cacheable = 0; |
2669
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 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
|
3158 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3159 #endif |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3160 |
509 | 3161 return NGX_OK; |
3162 } | |
3163 | |
3164 | |
3165 static ngx_int_t | |
2666 | 3166 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
3167 ngx_uint_t offset) | |
3168 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3169 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3170 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3171 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3172 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
|
3173 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3174 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3175 { |
2666 | 3176 time_t expires; |
3177 | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3178 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
|
3179 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3180 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3181 |
2666 | 3182 if (r->cache == NULL) { |
3183 return NGX_OK; | |
3184 } | |
3185 | |
3186 if (r->cache->valid_sec != 0) { | |
3187 return NGX_OK; | |
3188 } | |
3189 | |
3190 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
3191 | |
3192 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
|
3193 u->cacheable = 0; |
2666 | 3194 return NGX_OK; |
3195 } | |
3196 | |
3197 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
|
3198 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3199 #endif |
2666 | 3200 |
3201 return NGX_OK; | |
3202 } | |
3203 | |
3204 | |
3205 static ngx_int_t | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3206 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
|
3207 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
|
3208 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3209 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3210 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3211 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3212 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
|
3213 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3214 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3215 { |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3216 u_char *p; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3217 size_t len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3218 ngx_int_t n; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3219 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3220 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
|
3221 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3222 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3223 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3224 if (r->cache == NULL) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3225 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3226 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3227 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3228 len = h->value.len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3229 p = h->value.data; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3230 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3231 if (p[0] != '@') { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3232 n = ngx_atoi(p, len); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3233 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3234 switch (n) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3235 case 0: |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3236 u->cacheable = 0; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3237 case NGX_ERROR: |
2667 | 3238 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3239 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3240 default: |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3241 r->cache->valid_sec = ngx_time() + n; |
2667 | 3242 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3243 } |
2667 | 3244 } |
3245 | |
3246 p++; | |
3247 len--; | |
3248 | |
3249 n = ngx_atoi(p, len); | |
3250 | |
3251 if (n != NGX_ERROR) { | |
3252 r->cache->valid_sec = n; | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3253 } |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3254 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3255 #endif |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3256 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3257 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3258 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3259 |
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 static ngx_int_t |
527 | 3262 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
3263 ngx_uint_t offset) | |
577 | 3264 { |
527 | 3265 ngx_int_t n; |
3266 | |
3267 r->upstream->headers_in.x_accel_limit_rate = h; | |
3268 | |
3269 n = ngx_atoi(h->value.data, h->value.len); | |
3270 | |
3271 if (n != NGX_ERROR) { | |
3272 r->limit_rate = (size_t) n; | |
3273 } | |
3274 | |
3275 return NGX_OK; | |
3276 } | |
3277 | |
3278 | |
3279 static ngx_int_t | |
649 | 3280 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
3281 ngx_uint_t offset) | |
3282 { | |
3283 u_char c0, c1, c2; | |
3284 | |
3285 if (r->upstream->conf->change_buffering) { | |
3286 | |
3287 if (h->value.len == 2) { | |
3288 c0 = ngx_tolower(h->value.data[0]); | |
3289 c1 = ngx_tolower(h->value.data[1]); | |
3290 | |
3291 if (c0 == 'n' && c1 == 'o') { | |
3292 r->upstream->buffering = 0; | |
3293 } | |
3294 | |
3295 } else if (h->value.len == 3) { | |
3296 c0 = ngx_tolower(h->value.data[0]); | |
3297 c1 = ngx_tolower(h->value.data[1]); | |
3298 c2 = ngx_tolower(h->value.data[2]); | |
3299 | |
3300 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
3301 r->upstream->buffering = 1; | |
3302 } | |
3303 } | |
3304 } | |
3305 | |
3306 return NGX_OK; | |
3307 } | |
3308 | |
3309 | |
3310 static ngx_int_t | |
657 | 3311 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
3312 ngx_uint_t offset) | |
3313 { | |
3314 r->headers_out.override_charset = &h->value; | |
3315 | |
3316 return NGX_OK; | |
3317 } | |
3318 | |
3319 | |
3320 static ngx_int_t | |
509 | 3321 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
3322 ngx_uint_t offset) | |
3323 { | |
573 | 3324 ngx_table_elt_t *ho, **ph; |
509 | 3325 |
3326 ho = ngx_list_push(&r->headers_out.headers); | |
3327 if (ho == NULL) { | |
3328 return NGX_ERROR; | |
3329 } | |
3330 | |
3331 *ho = *h; | |
3332 | |
573 | 3333 if (offset) { |
3334 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
3335 *ph = ho; | |
3336 } | |
3337 | |
509 | 3338 return NGX_OK; |
3339 } | |
3340 | |
3341 | |
3342 static ngx_int_t | |
3343 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
3344 ngx_table_elt_t *h, ngx_uint_t offset) | |
3345 { | |
3346 ngx_array_t *pa; | |
3347 ngx_table_elt_t *ho, **ph; | |
3348 | |
3349 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
3350 | |
3351 if (pa->elts == NULL) { | |
3352 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3353 { | |
3354 return NGX_ERROR; | |
3355 } | |
3356 } | |
3357 | |
3358 ph = ngx_array_push(pa); | |
3359 if (ph == NULL) { | |
3360 return NGX_ERROR; | |
3361 } | |
3362 | |
3363 ho = ngx_list_push(&r->headers_out.headers); | |
3364 if (ho == NULL) { | |
3365 return NGX_ERROR; | |
3366 } | |
3367 | |
3368 *ho = *h; | |
3369 *ph = ho; | |
3370 | |
3371 return NGX_OK; | |
3372 } | |
3373 | |
3374 | |
3375 static ngx_int_t | |
3376 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3377 ngx_uint_t offset) | |
3378 { | |
657 | 3379 u_char *p, *last; |
3380 | |
3381 r->headers_out.content_type_len = h->value.len; | |
509 | 3382 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
|
3383 r->headers_out.content_type_lowcase = NULL; |
509 | 3384 |
657 | 3385 for (p = h->value.data; *p; p++) { |
3386 | |
3387 if (*p != ';') { | |
3388 continue; | |
3389 } | |
3390 | |
3391 last = p; | |
3392 | |
3393 while (*++p == ' ') { /* void */ } | |
3394 | |
1968 | 3395 if (*p == '\0') { |
3396 return NGX_OK; | |
3397 } | |
3398 | |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3399 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
657 | 3400 continue; |
3401 } | |
3402 | |
3403 p += 8; | |
3404 | |
3405 r->headers_out.content_type_len = last - h->value.data; | |
3406 | |
2244 | 3407 if (*p == '"') { |
3408 p++; | |
3409 } | |
3410 | |
3411 last = h->value.data + h->value.len; | |
3412 | |
3413 if (*(last - 1) == '"') { | |
3414 last--; | |
3415 } | |
3416 | |
3417 r->headers_out.charset.len = last - p; | |
657 | 3418 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
|
3419 |
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3420 return NGX_OK; |
657 | 3421 } |
3422 | |
509 | 3423 return NGX_OK; |
3424 } | |
3425 | |
3426 | |
3427 static ngx_int_t | |
3428 ngx_http_upstream_copy_content_length(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3429 ngx_uint_t offset) | |
3430 { | |
3431 ngx_table_elt_t *ho; | |
3432 | |
3433 ho = ngx_list_push(&r->headers_out.headers); | |
3434 if (ho == NULL) { | |
3435 return NGX_ERROR; | |
3436 } | |
3437 | |
3438 *ho = *h; | |
3439 | |
3440 r->headers_out.content_length = ho; | |
3441 r->headers_out.content_length_n = ngx_atoof(h->value.data, h->value.len); | |
3442 | |
3443 return NGX_OK; | |
3444 } | |
3445 | |
3446 | |
3447 static ngx_int_t | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3448 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
|
3449 ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3450 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3451 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3452 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3453 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3454 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3455 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3456 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3457 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3458 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3459 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3460 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
|
3461 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3462 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3463 |
2952 | 3464 if (r->upstream->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3465 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
|
3466 h->value.len); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3467 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3468 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3469 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3470 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3471 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3472 } |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3475 static ngx_int_t |
509 | 3476 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
3477 ngx_uint_t offset) | |
3478 { | |
3479 ngx_int_t rc; | |
3480 ngx_table_elt_t *ho; | |
3481 | |
3482 ho = ngx_list_push(&r->headers_out.headers); | |
3483 if (ho == NULL) { | |
3484 return NGX_ERROR; | |
3485 } | |
3486 | |
3487 *ho = *h; | |
3488 | |
3489 if (r->upstream->rewrite_redirect) { | |
3490 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
3491 | |
529 | 3492 if (rc == NGX_DECLINED) { |
3493 return NGX_OK; | |
3494 } | |
3495 | |
509 | 3496 if (rc == NGX_OK) { |
3497 r->headers_out.location = ho; | |
3498 | |
3499 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
3500 "rewritten location: \"%V\"", &ho->value); | |
3501 } | |
3502 | |
3503 return rc; | |
3504 } | |
3505 | |
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3506 if (ho->value.data[0] != '/') { |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3507 r->headers_out.location = ho; |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3508 } |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3509 |
509 | 3510 /* |
3511 * we do not set r->headers_out.location here to avoid the handling | |
3512 * the local redirects without a host name by ngx_http_header_filter() | |
3513 */ | |
3514 | |
3515 return NGX_OK; | |
3516 } | |
3517 | |
3518 | |
3519 static ngx_int_t | |
3520 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3521 ngx_uint_t offset) | |
3522 { | |
3523 u_char *p; | |
3524 ngx_int_t rc; | |
3525 ngx_table_elt_t *ho; | |
3526 | |
3527 ho = ngx_list_push(&r->headers_out.headers); | |
3528 if (ho == NULL) { | |
3529 return NGX_ERROR; | |
3530 } | |
3531 | |
3532 *ho = *h; | |
3533 | |
3534 if (r->upstream->rewrite_redirect) { | |
3535 | |
1549 | 3536 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
509 | 3537 |
3538 if (p) { | |
3539 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
3540 | |
3541 } else { | |
3542 return NGX_OK; | |
3543 } | |
3544 | |
529 | 3545 if (rc == NGX_DECLINED) { |
3546 return NGX_OK; | |
3547 } | |
3548 | |
509 | 3549 if (rc == NGX_OK) { |
1654 | 3550 r->headers_out.refresh = ho; |
3551 | |
509 | 3552 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3553 "rewritten refresh: \"%V\"", &ho->value); | |
3554 } | |
3555 | |
3556 return rc; | |
3557 } | |
3558 | |
1654 | 3559 r->headers_out.refresh = ho; |
3560 | |
509 | 3561 return NGX_OK; |
3562 } | |
3563 | |
3564 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3565 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3566 ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3567 ngx_table_elt_t *h, ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3568 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3569 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3570 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3571 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3572 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3573 if (r->cached) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3574 r->allow_ranges = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3575 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3576 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3577 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3578 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3579 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3580 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3581 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3582 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3583 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3584 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3585 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3586 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3587 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3588 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
|
3589 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3590 return NGX_OK; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3593 |
509 | 3594 #if (NGX_HTTP_GZIP) |
3595 | |
3596 static ngx_int_t | |
3597 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
3598 ngx_table_elt_t *h, ngx_uint_t offset) | |
3599 { | |
3600 ngx_table_elt_t *ho; | |
3601 | |
3602 ho = ngx_list_push(&r->headers_out.headers); | |
3603 if (ho == NULL) { | |
3604 return NGX_ERROR; | |
3605 } | |
3606 | |
3607 *ho = *h; | |
3608 | |
3609 r->headers_out.content_encoding = ho; | |
3610 | |
3611 return NGX_OK; | |
3612 } | |
3613 | |
3614 #endif | |
3615 | |
3616 | |
487 | 3617 static ngx_int_t |
573 | 3618 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
479 | 3619 { |
880 | 3620 ngx_http_variable_t *var, *v; |
479 | 3621 |
573 | 3622 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
3623 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
3624 if (var == NULL) { | |
3625 return NGX_ERROR; | |
3626 } | |
3627 | |
637 | 3628 var->get_handler = v->get_handler; |
573 | 3629 var->data = v->data; |
3630 } | |
3631 | |
479 | 3632 return NGX_OK; |
3633 } | |
509 | 3634 |
3635 | |
573 | 3636 static ngx_int_t |
1181 | 3637 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
3638 ngx_http_variable_value_t *v, uintptr_t data) | |
3639 { | |
3640 u_char *p; | |
3641 size_t len; | |
3642 ngx_uint_t i; | |
3643 ngx_http_upstream_state_t *state; | |
3644 | |
3645 v->valid = 1; | |
1565 | 3646 v->no_cacheable = 0; |
1181 | 3647 v->not_found = 0; |
3648 | |
3649 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3650 v->not_found = 1; | |
3651 return NGX_OK; | |
3652 } | |
3653 | |
3654 len = 0; | |
3655 state = r->upstream_states->elts; | |
3656 | |
3657 for (i = 0; i < r->upstream_states->nelts; i++) { | |
3658 if (state[i].peer) { | |
3659 len += state[i].peer->len + 2; | |
3660 | |
3661 } else { | |
3662 len += 3; | |
3663 } | |
3664 } | |
3665 | |
2049 | 3666 p = ngx_pnalloc(r->pool, len); |
1181 | 3667 if (p == NULL) { |
3668 return NGX_ERROR; | |
3669 } | |
3670 | |
3671 v->data = p; | |
3672 | |
3673 i = 0; | |
3674 | |
3675 for ( ;; ) { | |
3676 if (state[i].peer) { | |
3677 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
3678 } | |
3679 | |
3680 if (++i == r->upstream_states->nelts) { | |
3681 break; | |
3682 } | |
3683 | |
3684 if (state[i].peer) { | |
3685 *p++ = ','; | |
3686 *p++ = ' '; | |
3687 | |
3688 } else { | |
3689 *p++ = ' '; | |
3690 *p++ = ':'; | |
3691 *p++ = ' '; | |
3692 | |
3693 if (++i == r->upstream_states->nelts) { | |
3694 break; | |
3695 } | |
3696 | |
3697 continue; | |
3698 } | |
3699 } | |
3700 | |
3701 v->len = p - v->data; | |
3702 | |
3703 return NGX_OK; | |
3704 } | |
3705 | |
3706 | |
3707 static ngx_int_t | |
573 | 3708 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
3709 ngx_http_variable_value_t *v, uintptr_t data) | |
3710 { | |
3711 u_char *p; | |
3712 size_t len; | |
3713 ngx_uint_t i; | |
3714 ngx_http_upstream_state_t *state; | |
3715 | |
3716 v->valid = 1; | |
1565 | 3717 v->no_cacheable = 0; |
573 | 3718 v->not_found = 0; |
3719 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3720 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3721 v->not_found = 1; |
3722 return NGX_OK; | |
3723 } | |
3724 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3725 len = r->upstream_states->nelts * (3 + 2); |
573 | 3726 |
2049 | 3727 p = ngx_pnalloc(r->pool, len); |
573 | 3728 if (p == NULL) { |
3729 return NGX_ERROR; | |
3730 } | |
3731 | |
3732 v->data = p; | |
3733 | |
3734 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
|
3735 state = r->upstream_states->elts; |
573 | 3736 |
3737 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3738 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
|
3739 p = ngx_sprintf(p, "%ui", state[i].status); |
573 | 3740 |
3741 } else { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3742 *p++ = '-'; |
573 | 3743 } |
3744 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3745 if (++i == r->upstream_states->nelts) { |
573 | 3746 break; |
3747 } | |
3748 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3749 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
|
3750 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3751 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3752 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3753 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3754 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3755 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3756 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3757 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3758 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
|
3759 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3760 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3761 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3762 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3763 } |
573 | 3764 } |
3765 | |
3766 v->len = p - v->data; | |
3767 | |
3768 return NGX_OK; | |
3769 } | |
3770 | |
3771 | |
3772 static ngx_int_t | |
3773 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
3774 ngx_http_variable_value_t *v, uintptr_t data) | |
3775 { | |
3776 u_char *p; | |
3777 size_t len; | |
3778 ngx_uint_t i; | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3779 ngx_msec_int_t ms; |
573 | 3780 ngx_http_upstream_state_t *state; |
3781 | |
3782 v->valid = 1; | |
1565 | 3783 v->no_cacheable = 0; |
573 | 3784 v->not_found = 0; |
3785 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3786 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3787 v->not_found = 1; |
3788 return NGX_OK; | |
3789 } | |
3790 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3791 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
573 | 3792 |
2049 | 3793 p = ngx_pnalloc(r->pool, len); |
573 | 3794 if (p == NULL) { |
3795 return NGX_ERROR; | |
3796 } | |
3797 | |
3798 v->data = p; | |
3799 | |
3800 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
|
3801 state = r->upstream_states->elts; |
573 | 3802 |
3803 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3804 if (state[i].status) { |
1640 | 3805 ms = (ngx_msec_int_t) |
3806 (state[i].response_sec * 1000 + state[i].response_msec); | |
3515 | 3807 ms = ngx_max(ms, 0); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3808 p = ngx_sprintf(p, "%d.%03d", ms / 1000, ms % 1000); |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3809 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3810 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3811 *p++ = '-'; |
573 | 3812 } |
3813 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3814 if (++i == r->upstream_states->nelts) { |
573 | 3815 break; |
3816 } | |
3817 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3818 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
|
3819 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3820 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3821 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3822 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3823 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3824 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3825 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3826 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3827 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
|
3828 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3829 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
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 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3832 } |
573 | 3833 } |
3834 | |
3835 v->len = p - v->data; | |
3836 | |
3837 return NGX_OK; | |
3838 } | |
3839 | |
3840 | |
2402 | 3841 static ngx_int_t |
3842 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
3843 ngx_http_variable_value_t *v, uintptr_t data) | |
3844 { | |
3845 u_char *p; | |
3846 size_t len; | |
3847 ngx_uint_t i; | |
3848 ngx_http_upstream_state_t *state; | |
3849 | |
3850 v->valid = 1; | |
3851 v->no_cacheable = 0; | |
3852 v->not_found = 0; | |
3853 | |
3854 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3855 v->not_found = 1; | |
3856 return NGX_OK; | |
3857 } | |
3858 | |
3859 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
3860 | |
3861 p = ngx_pnalloc(r->pool, len); | |
3862 if (p == NULL) { | |
3863 return NGX_ERROR; | |
3864 } | |
3865 | |
3866 v->data = p; | |
3867 | |
3868 i = 0; | |
3869 state = r->upstream_states->elts; | |
3870 | |
3871 for ( ;; ) { | |
3872 p = ngx_sprintf(p, "%O", state[i].response_length); | |
3873 | |
3874 if (++i == r->upstream_states->nelts) { | |
3875 break; | |
3876 } | |
3877 | |
3878 if (state[i].peer) { | |
3879 *p++ = ','; | |
3880 *p++ = ' '; | |
3881 | |
3882 } else { | |
3883 *p++ = ' '; | |
3884 *p++ = ':'; | |
3885 *p++ = ' '; | |
3886 | |
3887 if (++i == r->upstream_states->nelts) { | |
3888 break; | |
3889 } | |
3890 | |
3891 continue; | |
3892 } | |
3893 } | |
3894 | |
3895 v->len = p - v->data; | |
3896 | |
3897 return NGX_OK; | |
3898 } | |
3899 | |
3900 | |
1162 | 3901 ngx_int_t |
3902 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
3903 ngx_http_variable_value_t *v, uintptr_t data) | |
3904 { | |
3905 if (r->upstream == NULL) { | |
3906 v->not_found = 1; | |
3907 return NGX_OK; | |
3908 } | |
3909 | |
3910 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
3911 &r->upstream->headers_in.headers.part, | |
3912 sizeof("upstream_http_") - 1); | |
3913 } | |
3914 | |
3915 | |
2952 | 3916 #if (NGX_HTTP_CACHE) |
3917 | |
3918 ngx_int_t | |
3919 ngx_http_upstream_cache_status(ngx_http_request_t *r, | |
3920 ngx_http_variable_value_t *v, uintptr_t data) | |
3921 { | |
3922 ngx_uint_t n; | |
3923 | |
3924 if (r->upstream == NULL || r->upstream->cache_status == 0) { | |
3925 v->not_found = 1; | |
3926 return NGX_OK; | |
3927 } | |
3928 | |
3929 n = r->upstream->cache_status - 1; | |
3930 | |
3931 v->valid = 1; | |
3932 v->no_cacheable = 0; | |
3933 v->not_found = 0; | |
3934 v->len = ngx_http_cache_status[n].len; | |
3935 v->data = ngx_http_cache_status[n].data; | |
3936 | |
3937 return NGX_OK; | |
3938 } | |
3939 | |
3940 #endif | |
3941 | |
3942 | |
651 | 3943 static char * |
3944 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
3945 { | |
884 | 3946 char *rv; |
3947 void *mconf; | |
3948 ngx_str_t *value; | |
3949 ngx_url_t u; | |
3950 ngx_uint_t m; | |
3951 ngx_conf_t pcf; | |
3952 ngx_http_module_t *module; | |
3953 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
3954 ngx_http_upstream_srv_conf_t *uscf; | |
3955 | |
3956 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3957 | |
3958 value = cf->args->elts; | |
3959 u.host = value[1]; | |
3960 u.no_resolve = 1; | |
3961 | |
3962 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
3963 |NGX_HTTP_UPSTREAM_WEIGHT | |
3964 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
3965 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
3966 |NGX_HTTP_UPSTREAM_DOWN | |
3967 |NGX_HTTP_UPSTREAM_BACKUP); | |
3968 if (uscf == NULL) { | |
3969 return NGX_CONF_ERROR; | |
3970 } | |
3971 | |
651 | 3972 |
3973 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
3974 if (ctx == NULL) { | |
3975 return NGX_CONF_ERROR; | |
3976 } | |
3977 | |
884 | 3978 http_ctx = cf->ctx; |
3979 ctx->main_conf = http_ctx->main_conf; | |
651 | 3980 |
3981 /* the upstream{}'s srv_conf */ | |
3982 | |
3983 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3984 if (ctx->srv_conf == NULL) { | |
3985 return NGX_CONF_ERROR; | |
3986 } | |
3987 | |
3988 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
3989 | |
884 | 3990 uscf->srv_conf = ctx->srv_conf; |
3991 | |
651 | 3992 |
3993 /* the upstream{}'s loc_conf */ | |
3994 | |
3995 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3996 if (ctx->loc_conf == NULL) { | |
3997 return NGX_CONF_ERROR; | |
3998 } | |
3999 | |
4000 for (m = 0; ngx_modules[m]; m++) { | |
4001 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
4002 continue; | |
4003 } | |
4004 | |
4005 module = ngx_modules[m]->ctx; | |
4006 | |
884 | 4007 if (module->create_srv_conf) { |
4008 mconf = module->create_srv_conf(cf); | |
4009 if (mconf == NULL) { | |
4010 return NGX_CONF_ERROR; | |
4011 } | |
4012 | |
4013 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
4014 } | |
4015 | |
651 | 4016 if (module->create_loc_conf) { |
4017 mconf = module->create_loc_conf(cf); | |
4018 if (mconf == NULL) { | |
4019 return NGX_CONF_ERROR; | |
4020 } | |
4021 | |
4022 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
4023 } | |
4024 } | |
4025 | |
4026 | |
4027 /* parse inside upstream{} */ | |
4028 | |
4029 pcf = *cf; | |
4030 cf->ctx = ctx; | |
4031 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
4032 | |
4033 rv = ngx_conf_parse(cf, NULL); | |
4034 | |
4035 *cf = pcf; | |
4036 | |
4037 if (rv != NGX_CONF_OK) { | |
4038 return rv; | |
4039 } | |
4040 | |
4041 if (uscf->servers == NULL) { | |
4042 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4043 "no servers are inside upstream"); | |
4044 return NGX_CONF_ERROR; | |
4045 } | |
4046 | |
4047 return rv; | |
4048 } | |
4049 | |
4050 | |
4051 static char * | |
4052 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
4053 { | |
4054 ngx_http_upstream_srv_conf_t *uscf = conf; | |
4055 | |
884 | 4056 time_t fail_timeout; |
4057 ngx_str_t *value, s; | |
4058 ngx_url_t u; | |
4059 ngx_int_t weight, max_fails; | |
4060 ngx_uint_t i; | |
4061 ngx_http_upstream_server_t *us; | |
651 | 4062 |
4063 if (uscf->servers == NULL) { | |
884 | 4064 uscf->servers = ngx_array_create(cf->pool, 4, |
4065 sizeof(ngx_http_upstream_server_t)); | |
651 | 4066 if (uscf->servers == NULL) { |
4067 return NGX_CONF_ERROR; | |
4068 } | |
4069 } | |
4070 | |
884 | 4071 us = ngx_array_push(uscf->servers); |
4072 if (us == NULL) { | |
651 | 4073 return NGX_CONF_ERROR; |
4074 } | |
4075 | |
884 | 4076 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
4077 | |
651 | 4078 value = cf->args->elts; |
4079 | |
4080 ngx_memzero(&u, sizeof(ngx_url_t)); | |
4081 | |
4082 u.url = value[1]; | |
906 | 4083 u.default_port = 80; |
651 | 4084 |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4085 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
651 | 4086 if (u.err) { |
4087 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4088 "%s in upstream \"%V\"", u.err, &u.url); | |
4089 } | |
4090 | |
4091 return NGX_CONF_ERROR; | |
4092 } | |
4093 | |
663 | 4094 weight = 1; |
884 | 4095 max_fails = 1; |
4096 fail_timeout = 10; | |
4097 | |
4098 for (i = 2; i < cf->args->nelts; i++) { | |
4099 | |
4100 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
4101 | |
4102 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
4103 goto invalid; | |
4104 } | |
4105 | |
4106 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
663 | 4107 |
4108 if (weight == NGX_ERROR || weight == 0) { | |
4109 goto invalid; | |
4110 } | |
4111 | |
884 | 4112 continue; |
4113 } | |
4114 | |
4115 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
4116 | |
4117 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
4118 goto invalid; | |
4119 } | |
4120 | |
4121 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
4122 | |
4123 if (max_fails == NGX_ERROR) { | |
4124 goto invalid; | |
4125 } | |
4126 | |
4127 continue; | |
663 | 4128 } |
884 | 4129 |
4130 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
4131 | |
4132 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
4133 goto invalid; | |
4134 } | |
4135 | |
4136 s.len = value[i].len - 13; | |
4137 s.data = &value[i].data[13]; | |
4138 | |
4139 fail_timeout = ngx_parse_time(&s, 1); | |
4140 | |
1973 | 4141 if (fail_timeout == NGX_ERROR) { |
884 | 4142 goto invalid; |
4143 } | |
4144 | |
4145 continue; | |
4146 } | |
4147 | |
1378 | 4148 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
4149 | |
4150 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
4151 goto invalid; | |
4152 } | |
4153 | |
4154 us->backup = 1; | |
4155 | |
4156 continue; | |
4157 } | |
4158 | |
884 | 4159 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
4160 | |
4161 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
4162 goto invalid; | |
4163 } | |
4164 | |
4165 us->down = 1; | |
4166 | |
4167 continue; | |
4168 } | |
4169 | |
4170 goto invalid; | |
663 | 4171 } |
4172 | |
884 | 4173 us->addrs = u.addrs; |
4174 us->naddrs = u.naddrs; | |
4175 us->weight = weight; | |
4176 us->max_fails = max_fails; | |
4177 us->fail_timeout = fail_timeout; | |
651 | 4178 |
4179 return NGX_CONF_OK; | |
663 | 4180 |
4181 invalid: | |
4182 | |
884 | 4183 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4184 "invalid parameter \"%V\"", &value[i]); | |
663 | 4185 |
4186 return NGX_CONF_ERROR; | |
651 | 4187 } |
4188 | |
4189 | |
4190 ngx_http_upstream_srv_conf_t * | |
884 | 4191 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
651 | 4192 { |
4193 ngx_uint_t i; | |
884 | 4194 ngx_http_upstream_server_t *us; |
651 | 4195 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
4196 ngx_http_upstream_main_conf_t *umcf; | |
4197 | |
884 | 4198 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
4199 | |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4200 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
651 | 4201 if (u->err) { |
4202 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4203 "%s in upstream \"%V\"", u->err, &u->url); | |
4204 } | |
4205 | |
4206 return NULL; | |
4207 } | |
4208 } | |
4209 | |
4210 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
4211 | |
4212 uscfp = umcf->upstreams.elts; | |
4213 | |
4214 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
906 | 4215 |
4216 if (uscfp[i]->host.len != u->host.len | |
884 | 4217 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
4218 != 0) | |
4219 { | |
651 | 4220 continue; |
4221 } | |
4222 | |
884 | 4223 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
4224 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
651 | 4225 { |
884 | 4226 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4227 "duplicate upstream \"%V\"", &u->host); | |
4228 return NULL; | |
651 | 4229 } |
884 | 4230 |
906 | 4231 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
884 | 4232 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
906 | 4233 "upstream \"%V\" may not have port %d", |
4234 &u->host, u->port); | |
4235 return NULL; | |
4236 } | |
4237 | |
4238 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
4239 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
4240 "upstream \"%V\" may not have port %d in %s:%ui", | |
4241 &u->host, uscfp[i]->port, | |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4242 uscfp[i]->file_name, uscfp[i]->line); |
906 | 4243 return NULL; |
4244 } | |
4245 | |
4246 if (uscfp[i]->port != u->port) { | |
4247 continue; | |
884 | 4248 } |
4249 | |
1340 | 4250 if (uscfp[i]->default_port && u->default_port |
4251 && uscfp[i]->default_port != u->default_port) | |
4252 { | |
4253 continue; | |
4254 } | |
4255 | |
884 | 4256 return uscfp[i]; |
651 | 4257 } |
4258 | |
4259 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
4260 if (uscf == NULL) { | |
4261 return NULL; | |
4262 } | |
4263 | |
884 | 4264 uscf->flags = flags; |
651 | 4265 uscf->host = u->host; |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4266 uscf->file_name = cf->conf_file->file.name.data; |
651 | 4267 uscf->line = cf->conf_file->line; |
906 | 4268 uscf->port = u->port; |
4269 uscf->default_port = u->default_port; | |
884 | 4270 |
4271 if (u->naddrs == 1) { | |
4272 uscf->servers = ngx_array_create(cf->pool, 1, | |
4273 sizeof(ngx_http_upstream_server_t)); | |
4274 if (uscf->servers == NULL) { | |
4275 return NGX_CONF_ERROR; | |
4276 } | |
4277 | |
4278 us = ngx_array_push(uscf->servers); | |
4279 if (us == NULL) { | |
4280 return NGX_CONF_ERROR; | |
4281 } | |
4282 | |
4283 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
4284 | |
4285 us->addrs = u->addrs; | |
4286 us->naddrs = u->naddrs; | |
4287 } | |
651 | 4288 |
4289 uscfp = ngx_array_push(&umcf->upstreams); | |
4290 if (uscfp == NULL) { | |
4291 return NULL; | |
4292 } | |
4293 | |
4294 *uscfp = uscf; | |
4295 | |
4296 return uscf; | |
4297 } | |
4298 | |
4299 | |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4300 char * |
3399 | 4301 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
|
4302 void *conf) |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4303 { |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4304 char *p = conf; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4305 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4306 ngx_int_t rc; |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4307 ngx_str_t *value; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4308 ngx_addr_t **paddr; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4309 |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4310 paddr = (ngx_addr_t **) (p + cmd->offset); |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4311 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4312 *paddr = ngx_palloc(cf->pool, sizeof(ngx_addr_t)); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4313 if (*paddr == NULL) { |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4314 return NGX_CONF_ERROR; |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4315 } |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4316 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4317 value = cf->args->elts; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4318 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4319 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
|
4320 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4321 switch (rc) { |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4322 case NGX_OK: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4323 (*paddr)->name = value[1]; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4324 return NGX_CONF_OK; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4325 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4326 case NGX_DECLINED: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4327 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4328 "invalid address \"%V\"", &value[1]); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4329 default: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4330 return NGX_CONF_ERROR; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4331 } |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4332 } |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4333 |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4334 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4335 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
|
4336 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
|
4337 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
|
4338 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
|
4339 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4340 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
|
4341 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
|
4342 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
|
4343 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
|
4344 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4345 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
|
4346 && 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
|
4347 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4348 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
|
4349 |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4350 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
|
4351 #if (NGX_HTTP_CACHE) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4352 && ((conf->cache == NULL) == (prev->cache == NULL)) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4353 #endif |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4354 ) |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
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 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
|
4357 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4358 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4359 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
|
4360 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
|
4361 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4362 } else { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4363 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
|
4364 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
|
4365 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4366 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4367 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
|
4368 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
|
4369 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4370 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4371 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4372 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
|
4373 != NGX_OK) |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4374 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4375 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
|
4376 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4377 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4378 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
|
4379 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
|
4380 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
|
4381 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
|
4382 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4383 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4384 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
|
4385 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
|
4386 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
|
4387 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4388 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4389 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
|
4390 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4391 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
|
4392 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4393 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
|
4394 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4395 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
|
4396 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4397 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
|
4398 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
|
4399 goto exist; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4400 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4401 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4402 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4403 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
|
4404 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
|
4405 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
|
4406 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4407 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4408 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
|
4409 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
|
4410 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
|
4411 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4412 exist: |
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 continue; |
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 } |
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 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
|
4419 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4420 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
|
4421 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
|
4422 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4423 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
|
4424 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
|
4425 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4426 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
|
4427 continue; |
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 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4430 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
|
4431 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
|
4432 break; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4433 } |
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 } |
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 hash->hash = &conf->hide_headers_hash; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4439 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
|
4440 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
|
4441 hash->temp_pool = NULL; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4442 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4443 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
|
4444 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4445 |
40d004d95d88
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parents:
1699
diff
changeset
|
4446 |
509 | 4447 static void * |
4448 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
4449 { | |
4450 ngx_http_upstream_main_conf_t *umcf; | |
4451 | |
4452 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
4453 if (umcf == NULL) { | |
4454 return NULL; | |
4455 } | |
4456 | |
651 | 4457 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
4458 sizeof(ngx_http_upstream_srv_conf_t *)) | |
4459 != NGX_OK) | |
4460 { | |
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4461 return NULL; |
651 | 4462 } |
4463 | |
509 | 4464 return umcf; |
4465 } | |
4466 | |
4467 | |
4468 static char * | |
651 | 4469 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
509 | 4470 { |
4471 ngx_http_upstream_main_conf_t *umcf = conf; | |
4472 | |
651 | 4473 ngx_uint_t i; |
4474 ngx_array_t headers_in; | |
4475 ngx_hash_key_t *hk; | |
4476 ngx_hash_init_t hash; | |
884 | 4477 ngx_http_upstream_init_pt init; |
651 | 4478 ngx_http_upstream_header_t *header; |
4479 ngx_http_upstream_srv_conf_t **uscfp; | |
4480 | |
4481 uscfp = umcf->upstreams.elts; | |
4482 | |
4483 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
884 | 4484 |
4485 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
4486 ngx_http_upstream_init_round_robin; | |
4487 | |
4488 if (init(cf, uscfp[i]) != NGX_OK) { | |
651 | 4489 return NGX_CONF_ERROR; |
4490 } | |
4491 } | |
649 | 4492 |
663 | 4493 |
884 | 4494 /* upstream_headers_in_hash */ |
4495 | |
649 | 4496 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
4497 != NGX_OK) | |
509 | 4498 { |
4499 return NGX_CONF_ERROR; | |
4500 } | |
4501 | |
649 | 4502 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
4503 hk = ngx_array_push(&headers_in); | |
4504 if (hk == NULL) { | |
4505 return NGX_CONF_ERROR; | |
4506 } | |
4507 | |
4508 hk->key = header->name; | |
4509 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
4510 hk->value = header; | |
4511 } | |
4512 | |
4513 hash.hash = &umcf->headers_in_hash; | |
4514 hash.key = ngx_hash_key_lc; | |
4515 hash.max_size = 512; | |
751
bae59a740c40
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Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4516 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
649 | 4517 hash.name = "upstream_headers_in_hash"; |
4518 hash.pool = cf->pool; | |
4519 hash.temp_pool = NULL; | |
4520 | |
4521 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
4522 return NGX_CONF_ERROR; | |
4523 } | |
509 | 4524 |
4525 return NGX_CONF_OK; | |
4526 } |