Mercurial > hg > nginx
annotate src/http/ngx_http_upstream.c @ 3056:d22afd261e72
do not create cache key in AIO invocation
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 28 Aug 2009 11:23:50 +0000 |
parents | 92b6cfaa3c27 |
children | ffe8bfb38184 |
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); | |
75 static ngx_int_t | |
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76 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 77 ngx_table_elt_t *h, ngx_uint_t offset); |
78 static ngx_int_t ngx_http_upstream_ignore_header_line(ngx_http_request_t *r, | |
79 ngx_table_elt_t *h, ngx_uint_t offset); | |
2666 | 80 static ngx_int_t ngx_http_upstream_process_expires(ngx_http_request_t *r, |
81 ngx_table_elt_t *h, ngx_uint_t offset); | |
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82 static ngx_int_t ngx_http_upstream_process_accel_expires(ngx_http_request_t *r, |
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83 ngx_table_elt_t *h, ngx_uint_t offset); |
527 | 84 static ngx_int_t ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, |
85 ngx_table_elt_t *h, ngx_uint_t offset); | |
649 | 86 static ngx_int_t ngx_http_upstream_process_buffering(ngx_http_request_t *r, |
509 | 87 ngx_table_elt_t *h, ngx_uint_t offset); |
657 | 88 static ngx_int_t ngx_http_upstream_process_charset(ngx_http_request_t *r, |
89 ngx_table_elt_t *h, ngx_uint_t offset); | |
649 | 90 static ngx_int_t ngx_http_upstream_copy_header_line(ngx_http_request_t *r, |
509 | 91 ngx_table_elt_t *h, ngx_uint_t offset); |
92 static ngx_int_t | |
93 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
94 ngx_table_elt_t *h, ngx_uint_t offset); | |
95 static ngx_int_t ngx_http_upstream_copy_content_type(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_length(ngx_http_request_t *r, | |
98 ngx_table_elt_t *h, ngx_uint_t offset); | |
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99 static ngx_int_t ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, |
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100 ngx_table_elt_t *h, ngx_uint_t offset); |
509 | 101 static ngx_int_t ngx_http_upstream_rewrite_location(ngx_http_request_t *r, |
102 ngx_table_elt_t *h, ngx_uint_t offset); | |
103 static ngx_int_t ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, | |
104 ngx_table_elt_t *h, ngx_uint_t offset); | |
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105 static ngx_int_t ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
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106 ngx_table_elt_t *h, ngx_uint_t offset); |
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107 |
509 | 108 #if (NGX_HTTP_GZIP) |
109 static ngx_int_t ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
110 ngx_table_elt_t *h, ngx_uint_t offset); | |
111 #endif | |
112 | |
573 | 113 static ngx_int_t ngx_http_upstream_add_variables(ngx_conf_t *cf); |
1181 | 114 static ngx_int_t ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
115 ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 116 static ngx_int_t ngx_http_upstream_status_variable(ngx_http_request_t *r, |
117 ngx_http_variable_value_t *v, uintptr_t data); | |
118 static ngx_int_t ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
119 ngx_http_variable_value_t *v, uintptr_t data); | |
2402 | 120 static ngx_int_t ngx_http_upstream_response_length_variable( |
121 ngx_http_request_t *r, ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 122 |
651 | 123 static char *ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy); |
124 static char *ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, | |
125 void *conf); | |
126 | |
509 | 127 static void *ngx_http_upstream_create_main_conf(ngx_conf_t *cf); |
651 | 128 static char *ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf); |
509 | 129 |
577 | 130 #if (NGX_HTTP_SSL) |
591 | 131 static void ngx_http_upstream_ssl_init_connection(ngx_http_request_t *, |
132 ngx_http_upstream_t *u, ngx_connection_t *c); | |
577 | 133 static void ngx_http_upstream_ssl_handshake(ngx_connection_t *c); |
134 #endif | |
135 | |
509 | 136 |
137 ngx_http_upstream_header_t ngx_http_upstream_headers_in[] = { | |
138 | |
139 { ngx_string("Status"), | |
140 ngx_http_upstream_process_header_line, | |
141 offsetof(ngx_http_upstream_headers_in_t, status), | |
649 | 142 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 143 |
144 { ngx_string("Content-Type"), | |
145 ngx_http_upstream_process_header_line, | |
146 offsetof(ngx_http_upstream_headers_in_t, content_type), | |
673 | 147 ngx_http_upstream_copy_content_type, 0, 1 }, |
509 | 148 |
149 { ngx_string("Content-Length"), | |
150 ngx_http_upstream_process_header_line, | |
151 offsetof(ngx_http_upstream_headers_in_t, content_length), | |
515 | 152 ngx_http_upstream_copy_content_length, 0, 0 }, |
509 | 153 |
154 { ngx_string("Date"), | |
155 ngx_http_upstream_process_header_line, | |
156 offsetof(ngx_http_upstream_headers_in_t, date), | |
649 | 157 ngx_http_upstream_copy_header_line, |
158 offsetof(ngx_http_headers_out_t, date), 0 }, | |
509 | 159 |
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160 { ngx_string("Last-Modified"), |
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161 ngx_http_upstream_process_header_line, |
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162 offsetof(ngx_http_upstream_headers_in_t, last_modified), |
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163 ngx_http_upstream_copy_last_modified, 0, 0 }, |
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164 |
3037 | 165 { ngx_string("ETag"), |
166 ngx_http_upstream_process_header_line, | |
167 offsetof(ngx_http_upstream_headers_in_t, etag), | |
168 ngx_http_upstream_copy_header_line, | |
169 offsetof(ngx_http_headers_out_t, etag), 0 }, | |
170 | |
509 | 171 { ngx_string("Server"), |
172 ngx_http_upstream_process_header_line, | |
173 offsetof(ngx_http_upstream_headers_in_t, server), | |
649 | 174 ngx_http_upstream_copy_header_line, |
175 offsetof(ngx_http_headers_out_t, server), 0 }, | |
509 | 176 |
529 | 177 { ngx_string("WWW-Authenticate"), |
178 ngx_http_upstream_process_header_line, | |
179 offsetof(ngx_http_upstream_headers_in_t, www_authenticate), | |
180 ngx_http_upstream_copy_header_line, 0, 0 }, | |
181 | |
509 | 182 { ngx_string("Location"), |
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183 ngx_http_upstream_process_header_line, |
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184 offsetof(ngx_http_upstream_headers_in_t, location), |
515 | 185 ngx_http_upstream_rewrite_location, 0, 0 }, |
509 | 186 |
187 { ngx_string("Refresh"), | |
188 ngx_http_upstream_ignore_header_line, 0, | |
515 | 189 ngx_http_upstream_rewrite_refresh, 0, 0 }, |
190 | |
191 { ngx_string("Set-Cookie"), | |
192 ngx_http_upstream_ignore_header_line, 0, | |
531 | 193 ngx_http_upstream_copy_header_line, 0, 1 }, |
194 | |
195 { ngx_string("Content-Disposition"), | |
196 ngx_http_upstream_ignore_header_line, 0, | |
197 ngx_http_upstream_copy_header_line, 0, 1 }, | |
509 | 198 |
199 { ngx_string("Cache-Control"), | |
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200 ngx_http_upstream_process_cache_control, 0, |
509 | 201 ngx_http_upstream_copy_multi_header_lines, |
515 | 202 offsetof(ngx_http_headers_out_t, cache_control), 1 }, |
509 | 203 |
573 | 204 { ngx_string("Expires"), |
2666 | 205 ngx_http_upstream_process_expires, 0, |
573 | 206 ngx_http_upstream_copy_header_line, |
207 offsetof(ngx_http_headers_out_t, expires), 1 }, | |
208 | |
577 | 209 { ngx_string("Accept-Ranges"), |
210 ngx_http_upstream_process_header_line, | |
211 offsetof(ngx_http_upstream_headers_in_t, accept_ranges), | |
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212 ngx_http_upstream_copy_allow_ranges, |
577 | 213 offsetof(ngx_http_headers_out_t, accept_ranges), 1 }, |
214 | |
509 | 215 { ngx_string("Connection"), |
216 ngx_http_upstream_ignore_header_line, 0, | |
515 | 217 ngx_http_upstream_ignore_header_line, 0, 0 }, |
509 | 218 |
641 | 219 { ngx_string("Keep-Alive"), |
220 ngx_http_upstream_ignore_header_line, 0, | |
221 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
222 | |
509 | 223 { ngx_string("X-Powered-By"), |
224 ngx_http_upstream_ignore_header_line, 0, | |
649 | 225 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 226 |
227 { ngx_string("X-Accel-Expires"), | |
2664 | 228 ngx_http_upstream_process_accel_expires, 0, |
649 | 229 ngx_http_upstream_copy_header_line, 0, 0 }, |
515 | 230 |
231 { ngx_string("X-Accel-Redirect"), | |
232 ngx_http_upstream_process_header_line, | |
233 offsetof(ngx_http_upstream_headers_in_t, x_accel_redirect), | |
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234 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 235 |
527 | 236 { ngx_string("X-Accel-Limit-Rate"), |
237 ngx_http_upstream_process_limit_rate, 0, | |
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238 ngx_http_upstream_copy_header_line, 0, 0 }, |
527 | 239 |
649 | 240 { ngx_string("X-Accel-Buffering"), |
241 ngx_http_upstream_process_buffering, 0, | |
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242 ngx_http_upstream_copy_header_line, 0, 0 }, |
649 | 243 |
657 | 244 { ngx_string("X-Accel-Charset"), |
245 ngx_http_upstream_process_charset, 0, | |
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246 ngx_http_upstream_copy_header_line, 0, 0 }, |
657 | 247 |
509 | 248 #if (NGX_HTTP_GZIP) |
249 { ngx_string("Content-Encoding"), | |
250 ngx_http_upstream_process_header_line, | |
251 offsetof(ngx_http_upstream_headers_in_t, content_encoding), | |
515 | 252 ngx_http_upstream_copy_content_encoding, 0, 0 }, |
509 | 253 #endif |
254 | |
515 | 255 { ngx_null_string, NULL, 0, NULL, 0, 0 } |
509 | 256 }; |
479 | 257 |
258 | |
651 | 259 static ngx_command_t ngx_http_upstream_commands[] = { |
260 | |
261 { ngx_string("upstream"), | |
262 NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1, | |
263 ngx_http_upstream, | |
264 0, | |
265 0, | |
266 NULL }, | |
267 | |
268 { ngx_string("server"), | |
884 | 269 NGX_HTTP_UPS_CONF|NGX_CONF_1MORE, |
651 | 270 ngx_http_upstream_server, |
271 NGX_HTTP_SRV_CONF_OFFSET, | |
272 0, | |
273 NULL }, | |
274 | |
275 ngx_null_command | |
276 }; | |
277 | |
278 | |
279 static ngx_http_module_t ngx_http_upstream_module_ctx = { | |
573 | 280 ngx_http_upstream_add_variables, /* preconfiguration */ |
509 | 281 NULL, /* postconfiguration */ |
282 | |
283 ngx_http_upstream_create_main_conf, /* create main configuration */ | |
651 | 284 ngx_http_upstream_init_main_conf, /* init main configuration */ |
479 | 285 |
286 NULL, /* create server configuration */ | |
287 NULL, /* merge server configuration */ | |
288 | |
289 NULL, /* create location configuration */ | |
290 NULL /* merge location configuration */ | |
291 }; | |
577 | 292 |
479 | 293 |
294 ngx_module_t ngx_http_upstream_module = { | |
509 | 295 NGX_MODULE_V1, |
479 | 296 &ngx_http_upstream_module_ctx, /* module context */ |
651 | 297 ngx_http_upstream_commands, /* module directives */ |
479 | 298 NGX_HTTP_MODULE, /* module type */ |
541 | 299 NULL, /* init master */ |
479 | 300 NULL, /* init module */ |
541 | 301 NULL, /* init process */ |
302 NULL, /* init thread */ | |
303 NULL, /* exit thread */ | |
304 NULL, /* exit process */ | |
305 NULL, /* exit master */ | |
306 NGX_MODULE_V1_PADDING | |
479 | 307 }; |
308 | |
309 | |
573 | 310 static ngx_http_variable_t ngx_http_upstream_vars[] = { |
311 | |
1181 | 312 { ngx_string("upstream_addr"), NULL, |
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313 ngx_http_upstream_addr_variable, 0, |
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314 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
1181 | 315 |
637 | 316 { ngx_string("upstream_status"), NULL, |
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317 ngx_http_upstream_status_variable, 0, |
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318 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 319 |
637 | 320 { ngx_string("upstream_response_time"), NULL, |
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321 ngx_http_upstream_response_time_variable, 0, |
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322 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 323 |
2402 | 324 { ngx_string("upstream_response_length"), NULL, |
325 ngx_http_upstream_response_length_variable, 0, | |
326 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, | |
327 | |
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328 #if (NGX_HTTP_CACHE) |
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329 |
2952 | 330 { ngx_string("upstream_cache_status"), NULL, |
331 ngx_http_upstream_cache_status, 0, | |
332 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, | |
333 | |
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334 #endif |
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335 |
637 | 336 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
573 | 337 }; |
338 | |
339 | |
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340 static ngx_http_upstream_next_t ngx_http_upstream_next_errors[] = { |
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341 { 500, NGX_HTTP_UPSTREAM_FT_HTTP_500 }, |
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342 { 502, NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
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343 { 503, NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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344 { 504, NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
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345 { 404, NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
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346 { 0, 0 } |
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347 }; |
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348 |
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349 |
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350 ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[] = { |
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351 { ngx_string("GET"), NGX_HTTP_GET}, |
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352 { ngx_string("HEAD"), NGX_HTTP_HEAD }, |
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353 { ngx_string("POST"), NGX_HTTP_POST }, |
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354 { ngx_null_string, 0 } |
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355 }; |
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356 |
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357 |
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358 ngx_int_t |
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359 ngx_http_upstream_create(ngx_http_request_t *r) |
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360 { |
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361 ngx_http_upstream_t *u; |
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362 |
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363 u = r->upstream; |
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364 |
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365 if (u && u->cleanup) { |
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366 ngx_http_upstream_cleanup(r); |
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367 *u->cleanup = NULL; |
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368 } |
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369 |
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370 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
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371 if (u == NULL) { |
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372 return NGX_ERROR; |
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373 } |
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374 |
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375 r->upstream = u; |
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376 |
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377 u->peer.log = r->connection->log; |
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378 u->peer.log_error = NGX_ERROR_ERR; |
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379 #if (NGX_THREADS) |
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380 u->peer.lock = &r->connection->lock; |
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381 #endif |
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382 |
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383 #if (NGX_HTTP_CACHE) |
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384 r->cache = NULL; |
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385 #endif |
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386 |
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387 return NGX_OK; |
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388 } |
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389 |
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390 |
487 | 391 void |
392 ngx_http_upstream_init(ngx_http_request_t *r) | |
479 | 393 { |
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394 ngx_connection_t *c; |
479 | 395 |
396 c = r->connection; | |
397 | |
398 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
399 "http init upstream, client timer: %d", c->read->timer_set); | |
400 | |
401 if (c->read->timer_set) { | |
402 ngx_del_timer(c->read); | |
403 } | |
404 | |
405 if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { | |
406 | |
407 if (!c->write->active) { | |
531 | 408 if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) |
409 == NGX_ERROR) | |
479 | 410 { |
411 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
412 return; | |
413 } | |
414 } | |
415 } | |
416 | |
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417 ngx_http_upstream_init_request(r); |
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418 } |
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419 |
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420 |
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421 static void |
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422 ngx_http_upstream_init_request(ngx_http_request_t *r) |
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423 { |
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424 ngx_str_t *host; |
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425 ngx_uint_t i; |
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426 ngx_resolver_ctx_t *ctx, temp; |
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427 ngx_http_cleanup_t *cln; |
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428 ngx_http_upstream_t *u; |
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429 ngx_http_core_loc_conf_t *clcf; |
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430 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
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431 ngx_http_upstream_main_conf_t *umcf; |
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432 |
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433 if (r->aio) { |
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434 return; |
537 | 435 } |
509 | 436 |
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437 u = r->upstream; |
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438 |
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439 #if (NGX_HTTP_CACHE) |
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440 |
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441 if (u->conf->cache) { |
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442 ngx_int_t rc; |
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443 |
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444 rc = ngx_http_upstream_cache(r, u); |
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445 |
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446 if (rc == NGX_BUSY) { |
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447 r->write_event_handler = ngx_http_upstream_init_request; |
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448 return; |
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449 } |
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450 |
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451 r->write_event_handler = ngx_http_request_empty_handler; |
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452 |
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453 if (rc == NGX_DONE) { |
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454 return; |
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455 } |
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456 |
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457 if (rc != NGX_DECLINED) { |
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458 ngx_http_finalize_request(r, rc); |
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459 return; |
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460 } |
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461 } |
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462 |
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463 #endif |
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464 |
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465 u->store = (u->conf->store || u->conf->store_lengths); |
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466 |
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467 if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { |
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468 r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; |
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469 r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; |
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470 } |
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471 |
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472 if (r->request_body) { |
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473 u->request_bufs = r->request_body->bufs; |
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474 } |
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475 |
537 | 476 if (u->create_request(r) != NGX_OK) { |
479 | 477 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
478 return; | |
479 } | |
480 | |
509 | 481 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
479 | 482 |
3053 | 483 u->output.alignment = clcf->directio_alignment; |
479 | 484 u->output.pool = r->pool; |
485 u->output.bufs.num = 1; | |
509 | 486 u->output.bufs.size = clcf->client_body_buffer_size; |
479 | 487 u->output.output_filter = ngx_chain_writer; |
488 u->output.filter_ctx = &u->writer; | |
489 | |
490 u->writer.pool = r->pool; | |
491 | |
1168
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492 if (r->upstream_states == NULL) { |
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493 |
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494 r->upstream_states = ngx_array_create(r->pool, 1, |
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495 sizeof(ngx_http_upstream_state_t)); |
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496 if (r->upstream_states == NULL) { |
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497 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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498 return; |
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499 } |
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500 |
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501 } else { |
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502 |
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store the upstream states before X-Accel-Redirect to a next upstream
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503 u->state = ngx_array_push(r->upstream_states); |
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504 if (u->state == NULL) { |
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505 ngx_http_upstream_finalize_request(r, u, |
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506 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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507 return; |
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508 } |
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509 |
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510 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); |
479 | 511 } |
512 | |
593 | 513 cln = ngx_http_cleanup_add(r, 0); |
569 | 514 if (cln == NULL) { |
515 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
516 return; | |
517 } | |
518 | |
519 cln->handler = ngx_http_upstream_cleanup; | |
520 cln->data = r; | |
521 u->cleanup = &cln->handler; | |
522 | |
1658 | 523 if (u->resolved == NULL) { |
524 | |
525 uscf = u->conf->upstream; | |
526 | |
527 } else { | |
528 | |
2422
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529 if (u->resolved->sockaddr) { |
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|
530 |
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|
531 if (ngx_http_upstream_create_round_robin_peer(r, u->resolved) |
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|
532 != NGX_OK) |
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|
533 { |
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variable support for unix sockets in fastcgi_pass and proxy_pass
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|
534 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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|
535 return; |
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|
536 } |
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|
537 |
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|
538 ngx_http_upstream_connect(r, u); |
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|
539 |
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variable support for unix sockets in fastcgi_pass and proxy_pass
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diff
changeset
|
540 return; |
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diff
changeset
|
541 } |
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variable support for unix sockets in fastcgi_pass and proxy_pass
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diff
changeset
|
542 |
1705 | 543 host = &u->resolved->host; |
1658 | 544 |
545 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
546 | |
547 uscfp = umcf->upstreams.elts; | |
548 | |
549 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
550 | |
551 uscf = uscfp[i]; | |
552 | |
553 if (uscf->host.len == host->len | |
2285 | 554 && ((uscf->port == 0 && u->resolved->no_port) |
1912 | 555 || uscf->port == u->resolved->port) |
1658 | 556 && ngx_memcmp(uscf->host.data, host->data, host->len) == 0) |
557 { | |
558 goto found; | |
559 } | |
560 } | |
561 | |
562 temp.name = *host; | |
563 | |
564 ctx = ngx_resolve_start(clcf->resolver, &temp); | |
565 if (ctx == NULL) { | |
566 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
567 return; | |
568 } | |
569 | |
1683
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allow to use IP addresses without defined resolver
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|
570 if (ctx == NGX_NO_RESOLVER) { |
3052
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|
571 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
1683
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|
572 "no resolver defined to resolve %V", host); |
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|
573 |
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|
574 ngx_http_finalize_request(r, NGX_HTTP_BAD_GATEWAY); |
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|
575 return; |
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diff
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|
576 } |
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diff
changeset
|
577 |
1658 | 578 ctx->name = *host; |
579 ctx->type = NGX_RESOLVE_A; | |
580 ctx->handler = ngx_http_upstream_resolve_handler; | |
581 ctx->data = r; | |
582 ctx->timeout = clcf->resolver_timeout; | |
583 | |
1959
4f16186f5603
quick resolving handles u->resolved->ctx by itself
Igor Sysoev <igor@sysoev.ru>
parents:
1958
diff
changeset
|
584 u->resolved->ctx = ctx; |
4f16186f5603
quick resolving handles u->resolved->ctx by itself
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diff
changeset
|
585 |
1658 | 586 if (ngx_resolve_name(ctx) != NGX_OK) { |
1959
4f16186f5603
quick resolving handles u->resolved->ctx by itself
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diff
changeset
|
587 u->resolved->ctx = NULL; |
1658 | 588 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
589 return; | |
590 } | |
591 | |
592 return; | |
593 } | |
594 | |
595 found: | |
596 | |
597 if (uscf->peer.init(r, uscf) != NGX_OK) { | |
598 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
599 return; | |
600 } | |
601 | |
479 | 602 ngx_http_upstream_connect(r, u); |
603 } | |
604 | |
605 | |
2592
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|
606 #if (NGX_HTTP_CACHE) |
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diff
changeset
|
607 |
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changeset
|
608 static ngx_int_t |
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|
609 ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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diff
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|
610 { |
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|
611 ngx_int_t rc; |
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diff
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|
612 ngx_http_cache_t *c; |
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diff
changeset
|
613 |
3056
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|
614 c = r->cache; |
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|
615 |
2592
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|
616 if (c == NULL) { |
3056
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diff
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|
617 |
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|
618 if (!(r->method & u->conf->cache_methods)) { |
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diff
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|
619 return NGX_DECLINED; |
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|
620 } |
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|
621 |
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|
622 if (r->method & NGX_HTTP_HEAD) { |
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|
623 u->method = ngx_http_core_get_method; |
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|
624 } |
d22afd261e72
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|
625 |
d22afd261e72
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changeset
|
626 c = ngx_pcalloc(r->pool, sizeof(ngx_http_cache_t)); |
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|
627 if (c == NULL) { |
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|
628 return NGX_ERROR; |
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diff
changeset
|
629 } |
d22afd261e72
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diff
changeset
|
630 |
d22afd261e72
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diff
changeset
|
631 if (ngx_array_init(&c->keys, r->pool, 4, sizeof(ngx_str_t)) != NGX_OK) { |
d22afd261e72
do not create cache key in AIO invocation
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|
632 return NGX_ERROR; |
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diff
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|
633 } |
d22afd261e72
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diff
changeset
|
634 |
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3055
diff
changeset
|
635 r->cache = c; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
3055
diff
changeset
|
636 c->file.log = r->connection->log; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
3055
diff
changeset
|
637 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
638 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
|
639 return NGX_ERROR; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
640 } |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
641 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
642 /* TODO: add keys */ |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
643 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
644 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
|
645 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
646 u->cacheable = 1; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
647 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
648 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
|
649 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
|
650 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
|
651 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
652 u->cache_status = NGX_HTTP_CACHE_MISS; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
653 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
654 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
655 rc = ngx_http_file_cache_open(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
656 |
2926
80a314b63c56
delete useless r->cache->uses
Igor Sysoev <igor@sysoev.ru>
parents:
2912
diff
changeset
|
657 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
|
658 "http upstream cache: %i", rc); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
659 |
2952 | 660 switch (rc) { |
661 | |
662 case NGX_HTTP_CACHE_UPDATING: | |
663 | |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
664 if (u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) { |
2952 | 665 u->cache_status = rc; |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
666 rc = NGX_OK; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
667 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
668 } else { |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
669 rc = NGX_HTTP_CACHE_STALE; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
670 } |
2952 | 671 |
672 break; | |
673 | |
674 case NGX_OK: | |
675 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
|
676 } |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
677 |
2952 | 678 switch (rc) { |
679 | |
680 case NGX_OK: | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
681 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
682 rc = ngx_http_upstream_cache_send(r, u); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
683 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
684 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
685 return rc; |
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 |
2952 | 688 break; |
689 | |
690 case NGX_HTTP_CACHE_STALE: | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
691 |
2665
4d627567c324
fix r2664: ..._cache_valid did not work for stale responses
Igor Sysoev <igor@sysoev.ru>
parents:
2664
diff
changeset
|
692 c->valid_sec = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
693 u->buffer.start = NULL; |
2952 | 694 u->cache_status = NGX_HTTP_CACHE_EXPIRED; |
695 | |
696 break; | |
697 | |
698 case NGX_DECLINED: | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
699 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
700 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
|
701 u->buffer.start = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
702 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
703 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
704 u->buffer.pos = u->buffer.start + c->header_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
705 u->buffer.last = u->buffer.pos; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
706 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
707 |
2952 | 708 break; |
709 | |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
710 case NGX_HTTP_CACHE_SCARCE: |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
711 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
712 u->cacheable = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
713 |
2952 | 714 break; |
715 | |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
716 case NGX_AGAIN: |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
717 |
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
718 return NGX_BUSY; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
719 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
720 case NGX_ERROR: |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
721 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
722 return NGX_ERROR; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
723 |
2952 | 724 default: |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
725 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
726 /* 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
|
727 |
2952 | 728 u->cache_status = NGX_HTTP_CACHE_HIT; |
729 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
730 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
731 } |
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 r->cached = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
734 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
735 return NGX_DECLINED; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
736 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
737 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
738 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
739 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
740 ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
741 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
742 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
743 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
744 |
2952 | 745 r->cached = 1; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
746 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
747 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
748 /* TODO: cache stack */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
749 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
750 u->buffer = *c->buf; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
751 u->buffer.pos += c->header_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
752 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
753 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
754 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
755 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
756 sizeof(ngx_table_elt_t)) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
757 != NGX_OK) |
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 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
760 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
761 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
762 rc = u->process_header(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
763 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
764 if (rc == NGX_OK) { |
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
changeset
|
766 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
767 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
768 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
769 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
770 return ngx_http_cache_send(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
771 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
772 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
773 if (rc == NGX_ERROR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
774 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
775 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
776 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
777 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
778 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
779 /* TODO: delete file */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
780 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
781 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
782 } |
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783 |
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784 #endif |
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785 |
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786 |
487 | 787 static void |
1658 | 788 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
789 { | |
790 ngx_http_request_t *r; | |
791 ngx_http_upstream_resolved_t *ur; | |
792 | |
793 r = ctx->data; | |
794 | |
795 r->upstream->resolved->ctx = NULL; | |
796 | |
797 if (ctx->state) { | |
798 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
799 "%V could not be resolved (%i: %s)", | |
800 &ctx->name, ctx->state, | |
801 ngx_resolver_strerror(ctx->state)); | |
802 | |
803 ngx_resolve_name_done(ctx); | |
804 ngx_http_finalize_request(r, NGX_HTTP_BAD_GATEWAY); | |
805 return; | |
806 } | |
807 | |
808 ur = r->upstream->resolved; | |
809 ur->naddrs = ctx->naddrs; | |
810 ur->addrs = ctx->addrs; | |
811 | |
812 #if (NGX_DEBUG) | |
813 { | |
814 in_addr_t addr; | |
815 ngx_uint_t i; | |
816 | |
817 for (i = 0; i < ctx->naddrs; i++) { | |
818 addr = ntohl(ur->addrs[i]); | |
819 | |
820 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
821 "name was resolved to %ud.%ud.%ud.%ud", | |
822 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
823 (addr >> 8) & 0xff, addr & 0xff); | |
824 } | |
825 } | |
826 #endif | |
827 | |
828 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
829 ngx_resolve_name_done(ctx); | |
830 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
831 return; | |
832 } | |
833 | |
834 ngx_resolve_name_done(ctx); | |
835 | |
836 ngx_http_upstream_connect(r, r->upstream); | |
837 } | |
838 | |
839 | |
840 static void | |
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841 ngx_http_upstream_handler(ngx_event_t *ev) |
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842 { |
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843 ngx_connection_t *c; |
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844 ngx_http_request_t *r; |
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845 ngx_http_log_ctx_t *ctx; |
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846 ngx_http_upstream_t *u; |
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847 |
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848 c = ev->data; |
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849 r = c->data; |
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850 |
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851 u = r->upstream; |
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852 c = r->connection; |
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853 |
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854 ctx = c->log->data; |
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855 ctx->current_request = r; |
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856 |
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857 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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858 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
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859 |
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860 if (ev->write) { |
2386
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861 u->write_event_handler(r, u); |
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862 |
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863 } else { |
2386
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864 u->read_event_handler(r, u); |
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865 } |
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866 |
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867 ngx_http_run_posted_requests(c); |
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868 } |
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869 |
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870 |
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871 static void |
509 | 872 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
873 { | |
874 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
875 } | |
876 | |
877 | |
878 static void | |
879 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
880 { | |
881 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
882 } | |
883 | |
884 | |
885 static void | |
886 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
887 ngx_event_t *ev) | |
479 | 888 { |
889 int n; | |
890 char buf[1]; | |
577 | 891 ngx_err_t err; |
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892 ngx_int_t event; |
479 | 893 ngx_connection_t *c; |
894 ngx_http_upstream_t *u; | |
895 | |
527 | 896 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
897 "http upstream check client, write event:%d, \"%V\"", | |
898 ev->write, &r->uri); | |
479 | 899 |
509 | 900 c = r->connection; |
483 | 901 u = r->upstream; |
902 | |
583 | 903 if (c->error) { |
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904 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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905 |
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906 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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907 |
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908 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
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909 ngx_http_upstream_finalize_request(r, u, |
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910 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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911 return; |
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912 } |
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913 } |
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914 |
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915 if (!u->cacheable) { |
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916 ngx_http_upstream_finalize_request(r, u, |
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917 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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918 } |
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919 |
527 | 920 return; |
921 } | |
922 | |
483 | 923 if (u->peer.connection == NULL) { |
924 return; | |
925 } | |
926 | |
479 | 927 #if (NGX_HAVE_KQUEUE) |
928 | |
929 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
930 | |
931 if (!ev->pending_eof) { | |
932 return; | |
933 } | |
934 | |
935 ev->eof = 1; | |
583 | 936 c->error = 1; |
479 | 937 |
938 if (ev->kq_errno) { | |
939 ev->error = 1; | |
940 } | |
941 | |
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942 if (!u->cacheable && u->peer.connection) { |
479 | 943 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
527 | 944 "kevent() reported that client closed prematurely " |
945 "connection, so upstream connection is closed too"); | |
479 | 946 ngx_http_upstream_finalize_request(r, u, |
947 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
948 return; | |
949 } | |
950 | |
951 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
952 "kevent() reported that client closed " | |
953 "prematurely connection"); | |
954 | |
955 if (u->peer.connection == NULL) { | |
956 ngx_http_upstream_finalize_request(r, u, | |
957 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
958 return; | |
959 } | |
960 | |
961 return; | |
962 } | |
963 | |
964 #endif | |
965 | |
966 n = recv(c->fd, buf, 1, MSG_PEEK); | |
967 | |
968 err = ngx_socket_errno; | |
969 | |
1109 | 970 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
971 "http upstream recv(): %d", n); | |
972 | |
479 | 973 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
974 return; | |
975 } | |
976 | |
977 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
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978 |
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979 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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980 |
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981 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
479 | 982 ngx_http_upstream_finalize_request(r, u, |
983 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
984 return; | |
985 } | |
986 } | |
987 | |
988 if (n > 0) { | |
989 return; | |
990 } | |
991 | |
992 if (n == -1) { | |
993 if (err == NGX_EAGAIN) { | |
994 return; | |
995 } | |
996 | |
997 ev->error = 1; | |
998 | |
483 | 999 } else { /* n == 0 */ |
479 | 1000 err = 0; |
1001 } | |
1002 | |
529 | 1003 ev->eof = 1; |
583 | 1004 c->error = 1; |
529 | 1005 |
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1006 if (!u->cacheable && u->peer.connection) { |
479 | 1007 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
1008 "client closed prematurely connection, " | |
1009 "so upstream connection is closed too"); | |
1010 ngx_http_upstream_finalize_request(r, u, | |
1011 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1012 return; | |
1013 } | |
1014 | |
1015 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
1016 "client closed prematurely connection"); | |
1017 | |
1018 if (u->peer.connection == NULL) { | |
1019 ngx_http_upstream_finalize_request(r, u, | |
1020 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1021 return; | |
1022 } | |
1023 } | |
1024 | |
1025 | |
487 | 1026 static void |
1027 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1028 { |
591 | 1029 ngx_int_t rc; |
665 | 1030 ngx_time_t *tp; |
591 | 1031 ngx_connection_t *c; |
479 | 1032 |
483 | 1033 r->connection->log->action = "connecting to upstream"; |
479 | 1034 |
1035 r->connection->single_connection = 0; | |
1036 | |
889
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1037 if (u->state && u->state->response_sec) { |
665 | 1038 tp = ngx_timeofday(); |
889
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1039 u->state->response_sec = tp->sec - u->state->response_sec; |
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1040 u->state->response_msec = tp->msec - u->state->response_msec; |
665 | 1041 } |
1042 | |
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1043 u->state = ngx_array_push(r->upstream_states); |
665 | 1044 if (u->state == NULL) { |
1045 ngx_http_upstream_finalize_request(r, u, | |
1046 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1047 return; | |
1048 } | |
1049 | |
1050 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
1051 | |
1052 tp = ngx_timeofday(); | |
889
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1053 u->state->response_sec = tp->sec; |
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1054 u->state->response_msec = tp->msec; |
665 | 1055 |
479 | 1056 rc = ngx_event_connect_peer(&u->peer); |
1057 | |
1058 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1059 "http upstream connect: %i", rc); | |
1060 | |
1061 if (rc == NGX_ERROR) { | |
1062 ngx_http_upstream_finalize_request(r, u, | |
1063 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1064 return; | |
1065 } | |
1066 | |
1707
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1067 u->state->peer = u->peer.name; |
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1068 |
543 | 1069 if (rc == NGX_BUSY) { |
1070 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
1378 | 1071 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
1072 return; | |
543 | 1073 } |
1074 | |
1378 | 1075 if (rc == NGX_DECLINED) { |
479 | 1076 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1077 return; | |
1078 } | |
1079 | |
577 | 1080 /* rc == NGX_OK || rc == NGX_AGAIN */ |
1081 | |
479 | 1082 c = u->peer.connection; |
1083 | |
1084 c->data = r; | |
591 | 1085 |
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1086 c->write->handler = ngx_http_upstream_handler; |
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1087 c->read->handler = ngx_http_upstream_handler; |
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1088 |
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1089 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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1090 u->read_event_handler = ngx_http_upstream_process_header; |
479 | 1091 |
1397
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1092 c->sendfile &= r->connection->sendfile; |
1958 | 1093 u->output.sendfile = c->sendfile; |
479 | 1094 |
1095 c->pool = r->pool; | |
2847 | 1096 c->log = r->connection->log; |
1097 c->read->log = c->log; | |
1098 c->write->log = c->log; | |
479 | 1099 |
1100 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
1101 | |
1102 u->writer.out = NULL; | |
1103 u->writer.last = &u->writer.out; | |
1104 u->writer.connection = c; | |
1105 u->writer.limit = 0; | |
1106 | |
1107 if (u->request_sent) { | |
509 | 1108 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
1109 ngx_http_upstream_finalize_request(r, u, | |
1110 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1111 return; | |
1112 } | |
479 | 1113 } |
1114 | |
1064
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1115 if (r->request_body |
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1116 && r->request_body->buf |
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1117 && r->request_body->temp_file |
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1118 && r == r->main) |
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1119 { |
573 | 1120 /* |
1121 * the r->request_body->buf can be reused for one request only, | |
1122 * the subrequests should allocate their own temporay bufs | |
1123 */ | |
1124 | |
1125 u->output.free = ngx_alloc_chain_link(r->pool); | |
1126 if (u->output.free == NULL) { | |
1127 ngx_http_upstream_finalize_request(r, u, | |
1128 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1129 return; | |
479 | 1130 } |
573 | 1131 |
1132 u->output.free->buf = r->request_body->buf; | |
1133 u->output.free->next = NULL; | |
1134 u->output.allocated = 1; | |
1135 | |
1136 r->request_body->buf->pos = r->request_body->buf->start; | |
1137 r->request_body->buf->last = r->request_body->buf->start; | |
1138 r->request_body->buf->tag = u->output.tag; | |
479 | 1139 } |
1140 | |
1141 u->request_sent = 0; | |
1142 | |
1143 if (rc == NGX_AGAIN) { | |
1144 ngx_add_timer(c->write, u->conf->connect_timeout); | |
1145 return; | |
1146 } | |
1147 | |
577 | 1148 #if (NGX_HTTP_SSL) |
1149 | |
1658 | 1150 if (u->ssl && c->ssl == NULL) { |
591 | 1151 ngx_http_upstream_ssl_init_connection(r, u, c); |
577 | 1152 return; |
1153 } | |
1154 | |
1155 #endif | |
1156 | |
479 | 1157 ngx_http_upstream_send_request(r, u); |
1158 } | |
1159 | |
1160 | |
577 | 1161 #if (NGX_HTTP_SSL) |
1162 | |
1163 static void | |
591 | 1164 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
1165 ngx_http_upstream_t *u, ngx_connection_t *c) | |
1166 { | |
884 | 1167 ngx_int_t rc; |
591 | 1168 |
1169 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
1170 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
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1171 != NGX_OK) |
591 | 1172 { |
1173 ngx_http_upstream_finalize_request(r, u, | |
1174 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1175 return; | |
1176 } | |
1177 | |
1178 c->sendfile = 0; | |
619 | 1179 u->output.sendfile = 0; |
591 | 1180 |
2184 | 1181 if (u->conf->ssl_session_reuse) { |
1182 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
1183 ngx_http_upstream_finalize_request(r, u, | |
1184 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1185 return; | |
1186 } | |
591 | 1187 } |
1188 | |
641 | 1189 r->connection->log->action = "SSL handshaking to upstream"; |
1190 | |
591 | 1191 rc = ngx_ssl_handshake(c); |
1192 | |
1193 if (rc == NGX_AGAIN) { | |
1194 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
1195 return; | |
1196 } | |
1197 | |
1198 ngx_http_upstream_ssl_handshake(c); | |
1199 } | |
1200 | |
1201 | |
1202 static void | |
577 | 1203 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
1204 { | |
1205 ngx_http_request_t *r; | |
1206 ngx_http_upstream_t *u; | |
1207 | |
1208 r = c->data; | |
1209 u = r->upstream; | |
1210 | |
1211 if (c->ssl->handshaked) { | |
1212 | |
2184 | 1213 if (u->conf->ssl_session_reuse) { |
1214 u->peer.save_session(&u->peer, u->peer.data); | |
1215 } | |
884 | 1216 |
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1217 c->write->handler = ngx_http_upstream_handler; |
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1218 c->read->handler = ngx_http_upstream_handler; |
577 | 1219 |
1220 ngx_http_upstream_send_request(r, u); | |
1221 | |
1222 return; | |
1223 } | |
1224 | |
1225 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1226 | |
1227 } | |
1228 | |
1229 #endif | |
1230 | |
1231 | |
509 | 1232 static ngx_int_t |
487 | 1233 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1234 { |
1235 ngx_chain_t *cl; | |
1236 | |
509 | 1237 if (u->reinit_request(r) != NGX_OK) { |
1238 return NGX_ERROR; | |
1239 } | |
1240 | |
1705 | 1241 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
1242 | |
1243 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
591 | 1244 sizeof(ngx_table_elt_t)) |
1245 != NGX_OK) | |
509 | 1246 { |
1247 return NGX_ERROR; | |
479 | 1248 } |
1249 | |
1250 /* reinit the request chain */ | |
577 | 1251 |
509 | 1252 for (cl = u->request_bufs; cl; cl = cl->next) { |
479 | 1253 cl->buf->pos = cl->buf->start; |
1254 cl->buf->file_pos = 0; | |
1255 } | |
1256 | |
509 | 1257 /* reinit the subrequest's ngx_output_chain() context */ |
1258 | |
573 | 1259 if (r->request_body && r->request_body->temp_file |
597 | 1260 && r != r->main && u->output.buf) |
573 | 1261 { |
1262 u->output.free = ngx_alloc_chain_link(r->pool); | |
1263 if (u->output.free == NULL) { | |
1264 return NGX_ERROR; | |
509 | 1265 } |
573 | 1266 |
1267 u->output.free->buf = u->output.buf; | |
1268 u->output.free->next = NULL; | |
1269 | |
1270 u->output.buf->pos = u->output.buf->start; | |
1271 u->output.buf->last = u->output.buf->start; | |
509 | 1272 } |
479 | 1273 |
1274 u->output.buf = NULL; | |
1275 u->output.in = NULL; | |
1276 u->output.busy = NULL; | |
577 | 1277 |
581 | 1278 /* reinit u->buffer */ |
577 | 1279 |
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1280 u->buffer.pos = u->buffer.start; |
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1281 |
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1282 #if (NGX_HTTP_CACHE) |
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1283 |
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1284 if (r->cache) { |
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1285 u->buffer.pos += r->cache->header_start; |
479 | 1286 } |
509 | 1287 |
479 | 1288 #endif |
1289 | |
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1290 u->buffer.last = u->buffer.pos; |
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1291 |
509 | 1292 return NGX_OK; |
479 | 1293 } |
1294 | |
1295 | |
487 | 1296 static void |
1297 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1298 { |
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1299 ngx_int_t rc; |
483 | 1300 ngx_connection_t *c; |
577 | 1301 |
479 | 1302 c = u->peer.connection; |
1303 | |
1304 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
1305 "http upstream send request"); | |
1306 | |
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1307 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1308 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1309 return; |
479 | 1310 } |
1311 | |
483 | 1312 c->log->action = "sending request to upstream"; |
479 | 1313 |
509 | 1314 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
479 | 1315 |
1316 u->request_sent = 1; | |
1317 | |
1318 if (rc == NGX_ERROR) { | |
1319 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1320 return; | |
1321 } | |
1322 | |
1323 if (c->write->timer_set) { | |
1324 ngx_del_timer(c->write); | |
1325 } | |
1326 | |
1327 if (rc == NGX_AGAIN) { | |
1328 ngx_add_timer(c->write, u->conf->send_timeout); | |
1329 | |
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1330 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
479 | 1331 ngx_http_upstream_finalize_request(r, u, |
1332 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1333 return; | |
1334 } | |
1335 | |
1336 return; | |
1337 } | |
1338 | |
1339 /* rc == NGX_OK */ | |
1340 | |
1341 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
1342 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
1343 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
1344 ngx_tcp_push_n " failed"); | |
1345 ngx_http_upstream_finalize_request(r, u, | |
1346 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
577 | 1347 return; |
479 | 1348 } |
1349 | |
1350 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
1351 } | |
577 | 1352 |
479 | 1353 ngx_add_timer(c->read, u->conf->read_timeout); |
1354 | |
1355 #if 1 | |
1356 if (c->read->ready) { | |
577 | 1357 |
479 | 1358 /* post aio operation */ |
1359 | |
1360 /* | |
1361 * TODO comment | |
1362 * although we can post aio operation just in the end | |
1363 * of ngx_http_upstream_connect() CHECK IT !!! | |
1364 * it's better to do here because we postpone header buffer allocation | |
1365 */ | |
1366 | |
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1367 ngx_http_upstream_process_header(r, u); |
479 | 1368 return; |
1369 } | |
1370 #endif | |
1371 | |
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1372 u->write_event_handler = ngx_http_upstream_dummy_handler; |
479 | 1373 |
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1374 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
479 | 1375 ngx_http_upstream_finalize_request(r, u, |
1376 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1377 return; | |
1378 } | |
1379 } | |
1380 | |
1381 | |
487 | 1382 static void |
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1383 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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1384 ngx_http_upstream_t *u) |
479 | 1385 { |
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1386 ngx_connection_t *c; |
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1387 |
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1388 c = u->peer.connection; |
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1389 |
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1390 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 1391 "http upstream send request handler"); |
1392 | |
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1393 if (c->write->timedout) { |
479 | 1394 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1395 return; | |
1396 } | |
1397 | |
591 | 1398 #if (NGX_HTTP_SSL) |
1399 | |
1658 | 1400 if (u->ssl && c->ssl == NULL) { |
591 | 1401 ngx_http_upstream_ssl_init_connection(r, u, c); |
1402 return; | |
1403 } | |
1404 | |
1405 #endif | |
1406 | |
651 | 1407 if (u->header_sent) { |
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1408 u->write_event_handler = ngx_http_upstream_dummy_handler; |
651 | 1409 |
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1410 (void) ngx_handle_write_event(c->write, 0); |
651 | 1411 |
1412 return; | |
1413 } | |
1414 | |
479 | 1415 ngx_http_upstream_send_request(r, u); |
1416 } | |
1417 | |
1418 | |
487 | 1419 static void |
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1420 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1421 { |
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1422 ssize_t n; |
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1423 ngx_int_t rc; |
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1424 ngx_connection_t *c; |
479 | 1425 |
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1426 c = u->peer.connection; |
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1427 |
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1428 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
483 | 1429 "http upstream process header"); |
479 | 1430 |
483 | 1431 c->log->action = "reading response header from upstream"; |
479 | 1432 |
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1433 if (c->read->timedout) { |
479 | 1434 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1435 return; | |
1436 } | |
577 | 1437 |
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1438 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1439 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1440 return; |
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1441 } |
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1442 |
581 | 1443 if (u->buffer.start == NULL) { |
1444 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
1445 if (u->buffer.start == NULL) { | |
479 | 1446 ngx_http_upstream_finalize_request(r, u, |
1447 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1448 return; | |
1449 } | |
1450 | |
581 | 1451 u->buffer.pos = u->buffer.start; |
1452 u->buffer.last = u->buffer.start; | |
1453 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
1454 u->buffer.temporary = 1; | |
1455 | |
1456 u->buffer.tag = u->output.tag; | |
479 | 1457 |
1705 | 1458 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
581 | 1459 sizeof(ngx_table_elt_t)) |
1460 != NGX_OK) | |
509 | 1461 { |
1462 ngx_http_upstream_finalize_request(r, u, | |
1463 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1464 return; | |
1465 } | |
1466 | |
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3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1467 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1468 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1469 if (r->cache) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1470 u->buffer.pos += r->cache->header_start; |
581 | 1471 u->buffer.last = u->buffer.pos; |
479 | 1472 } |
1473 #endif | |
1474 } | |
1475 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1476 for ( ;; ) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1477 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1478 n = c->recv(c, u->buffer.last, u->buffer.end - u->buffer.last); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1479 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1480 if (n == NGX_AGAIN) { |
479 | 1481 #if 0 |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1482 ngx_add_timer(rev, u->read_timeout); |
479 | 1483 #endif |
1484 | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1485 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
|
1486 ngx_http_upstream_finalize_request(r, u, |
479 | 1487 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1488 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1489 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1490 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1491 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1492 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1493 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1494 if (n == 0) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1495 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
|
1496 "upstream prematurely closed connection"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1497 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1498 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1499 if (n == NGX_ERROR || n == 0) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1500 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
479 | 1501 return; |
1502 } | |
1503 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1504 u->buffer.last += n; |
479 | 1505 |
1506 #if 0 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1507 u->valid_header_in = 0; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1508 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1509 u->peer.cached = 0; |
479 | 1510 #endif |
1511 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1512 rc = u->process_header(r); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1513 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1514 if (rc == NGX_AGAIN) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1515 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1516 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
|
1517 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
|
1518 "upstream sent too big header"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1519 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1520 ngx_http_upstream_next(r, u, |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1521 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1522 return; |
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 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1525 continue; |
479 | 1526 } |
1527 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1528 break; |
479 | 1529 } |
1530 | |
1531 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
1532 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
1533 return; | |
1534 } | |
1535 | |
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
|
1536 if (rc == NGX_ERROR) { |
479 | 1537 ngx_http_upstream_finalize_request(r, u, |
1538 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1539 return; | |
1540 } | |
1541 | |
1542 /* rc == NGX_OK */ | |
1543 | |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1544 if (u->headers_in.status_n >= NGX_HTTP_BAD_REQUEST) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1545 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1546 if (r->subrequest_in_memory) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1547 u->buffer.last = u->buffer.pos; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1548 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1549 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1550 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
509 | 1551 return; |
1552 } | |
1553 | |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1554 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
|
1555 return; |
487 | 1556 } |
1557 } | |
1558 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1559 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
515 | 1560 return; |
1561 } | |
1562 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1563 if (!r->subrequest_in_memory) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1564 ngx_http_upstream_send_response(r, u); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1565 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1566 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1567 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1568 /* subrequest content in memory */ |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1569 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1570 if (u->input_filter == NULL) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1571 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1572 u->input_filter = ngx_http_upstream_non_buffered_filter; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1573 u->input_filter_ctx = r; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1574 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1575 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1576 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1577 ngx_http_upstream_finalize_request(r, u, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1578 NGX_HTTP_INTERNAL_SERVER_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1579 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1580 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1581 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1582 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
|
1583 |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1584 if (n) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1585 u->buffer.last -= n; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1586 |
2402 | 1587 u->state->response_length += n; |
1588 | |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1589 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
|
1590 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1591 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1592 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1593 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1594 if (u->length == 0) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1595 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
|
1596 return; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1597 } |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1598 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1599 |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1600 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
|
1601 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1602 ngx_http_upstream_process_body_in_memory(r, u); |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1603 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1604 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1605 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1606 static ngx_int_t |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1607 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
|
1608 { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1609 ngx_uint_t status; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1610 ngx_http_upstream_next_t *un; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1611 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1612 status = u->headers_in.status_n; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1613 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1614 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
|
1615 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1616 if (status != un->status) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1617 continue; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1618 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1619 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1620 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
|
1621 ngx_http_upstream_next(r, u, un->mask); |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1622 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1623 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1624 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1625 #if (NGX_HTTP_CACHE) |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1626 |
2952 | 1627 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
1628 && (u->conf->cache_use_stale & un->mask)) | |
1629 { | |
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1630 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
|
1631 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1632 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
|
1633 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1634 if (rc == NGX_OK) { |
2952 | 1635 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
|
1636 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
|
1637 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1638 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1639 ngx_http_upstream_finalize_request(r, u, rc); |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1640 return NGX_OK; |
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 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1643 #endif |
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 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1646 return NGX_DECLINED; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1647 } |
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 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1650 static ngx_int_t |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1651 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
|
1652 ngx_http_upstream_t *u) |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1653 { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1654 ngx_int_t status; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1655 ngx_uint_t i; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1656 ngx_table_elt_t *h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1657 ngx_http_err_page_t *err_page; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1658 ngx_http_core_loc_conf_t *clcf; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1659 |
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1660 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
|
1661 |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1662 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
|
1663 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
|
1664 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
|
1665 } |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1666 |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1667 if (!u->conf->intercept_errors) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1668 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1669 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1670 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1671 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
|
1672 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1673 if (clcf->error_pages == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1674 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1675 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1676 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1677 err_page = clcf->error_pages->elts; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1678 for (i = 0; i < clcf->error_pages->nelts; i++) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1679 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1680 if (err_page[i].status == status) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1681 |
2953
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1682 if (status == NGX_HTTP_UNAUTHORIZED |
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1683 && u->headers_in.www_authenticate) |
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1684 { |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1685 h = ngx_list_push(&r->headers_out.headers); |
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 if (h == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1688 ngx_http_upstream_finalize_request(r, u, |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1689 NGX_HTTP_INTERNAL_SERVER_ERROR); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1690 return NGX_OK; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1691 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1692 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1693 *h = *u->headers_in.www_authenticate; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1694 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1695 r->headers_out.www_authenticate = h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1696 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1697 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1698 ngx_http_upstream_finalize_request(r, u, status); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1699 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1700 return NGX_OK; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1701 } |
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 return NGX_DECLINED; |
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 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1707 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1708 static ngx_int_t |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1709 ngx_http_upstream_test_connect(ngx_connection_t *c) |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1710 { |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1711 int err; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1712 socklen_t len; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1713 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1714 #if (NGX_HAVE_KQUEUE) |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1715 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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parents:
1143
diff
changeset
|
1716 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
1166 | 1717 if (c->write->pending_eof) { |
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1718 c->log->action = "connecting to upstream"; |
1166 | 1719 (void) ngx_connection_error(c, c->write->kq_errno, |
1720 "kevent() reported that connect() failed"); | |
1721 return NGX_ERROR; | |
1722 } | |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1723 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1724 } else |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1725 #endif |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1726 { |
1166 | 1727 err = 0; |
1728 len = sizeof(int); | |
1729 | |
1730 /* | |
1731 * BSDs and Linux return 0 and set a pending error in err | |
1732 * Solaris returns -1 and sets errno | |
1733 */ | |
1734 | |
1735 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1736 == -1) | |
1737 { | |
1738 err = ngx_errno; | |
1739 } | |
1740 | |
1741 if (err) { | |
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1742 c->log->action = "connecting to upstream"; |
1166 | 1743 (void) ngx_connection_error(c, err, "connect() failed"); |
1744 return NGX_ERROR; | |
1745 } | |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1746 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1747 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1748 return NGX_OK; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1749 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1750 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1751 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1752 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1753 ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1754 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1755 ngx_str_t *uri, args; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1756 ngx_uint_t i, flags; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1757 ngx_list_part_t *part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1758 ngx_table_elt_t *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1759 ngx_http_upstream_header_t *hh; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1760 ngx_http_upstream_main_conf_t *umcf; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1761 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1762 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1763 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1764 if (u->headers_in.x_accel_redirect |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1765 && !(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT)) |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1766 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1767 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1768 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1769 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1770 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1771 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1772 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1773 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1774 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1775 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1776 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1777 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1778 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1779 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1780 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1781 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1782 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1783 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1784 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
|
1785 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1786 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1787 if (hh && hh->redirect) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1788 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
|
1789 ngx_http_finalize_request(r, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1790 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1791 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1792 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1793 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1794 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1795 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1796 uri = &u->headers_in.x_accel_redirect->value; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1797 args.len = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1798 args.data = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1799 flags = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1800 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1801 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
|
1802 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1803 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1804 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1805 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1806 if (flags & NGX_HTTP_ZERO_IN_URI) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1807 r->zero_in_uri = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1808 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1809 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1810 if (r->method != NGX_HTTP_HEAD) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1811 r->method = NGX_HTTP_GET; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1812 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1813 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1814 r->valid_unparsed_uri = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1815 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1816 ngx_http_internal_redirect(r, uri, &args); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1817 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1818 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1819 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1820 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1821 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1822 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1823 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1824 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1825 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1826 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1827 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1828 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1829 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1830 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1831 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1832 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1833 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1834 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1835 if (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
|
1836 h[i].lowcase_key, h[i].key.len)) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1837 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1838 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1839 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1840 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1841 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
|
1842 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1843 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1844 if (hh) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1845 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
|
1846 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1847 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1848 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1849 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1850 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1851 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1852 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1853 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1854 if (ngx_http_upstream_copy_header_line(r, &h[i], 0) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1855 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1856 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1857 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1858 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1859 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1860 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1861 if (r->headers_out.server && r->headers_out.server->value.data == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1862 r->headers_out.server->hash = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1863 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1864 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1865 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
|
1866 r->headers_out.date->hash = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1867 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1868 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1869 r->headers_out.status = u->headers_in.status_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1870 r->headers_out.status_line = u->headers_in.status_line; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1871 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1872 u->headers_in.content_length_n = r->headers_out.content_length_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1873 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1874 if (r->headers_out.content_length_n != -1) { |
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1875 u->length = (size_t) r->headers_out.content_length_n; |
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1876 |
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1877 } else { |
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1878 u->length = NGX_MAX_SIZE_T_VALUE; |
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1879 } |
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1880 |
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1881 return NGX_OK; |
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1882 } |
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1883 |
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1884 |
777
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1885 static void |
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1886 ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
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1887 ngx_http_upstream_t *u) |
777
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1888 { |
2386
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1889 size_t size; |
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1890 ssize_t n; |
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1891 ngx_buf_t *b; |
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1892 ngx_event_t *rev; |
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1893 ngx_connection_t *c; |
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1894 |
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1895 c = u->peer.connection; |
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1896 rev = c->read; |
777
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1897 |
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1898 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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1899 "http upstream process body on memory"); |
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1900 |
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1901 if (rev->timedout) { |
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1902 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
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1903 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
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1904 return; |
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1905 } |
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1906 |
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1907 b = &u->buffer; |
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1908 |
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1909 for ( ;; ) { |
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1910 |
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1911 size = b->end - b->last; |
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1912 |
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1913 if (size == 0) { |
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1914 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
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1915 "upstream buffer is too small to read repsonse"); |
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1916 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1917 return; |
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1918 } |
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1919 |
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1920 n = c->recv(c, b->last, size); |
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1921 |
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1922 if (n == NGX_AGAIN) { |
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1923 break; |
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1924 } |
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1925 |
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1926 if (n == 0 || n == NGX_ERROR) { |
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1927 ngx_http_upstream_finalize_request(r, u, n); |
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1928 return; |
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1929 } |
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1930 |
2402 | 1931 u->state->response_length += n; |
1932 | |
777
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1933 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
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1934 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1935 return; |
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1936 } |
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1937 |
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1938 if (!rev->ready) { |
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1939 break; |
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1940 } |
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1941 } |
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1942 |
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1943 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
777
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1944 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1945 return; |
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1946 } |
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1947 |
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1948 if (rev->active) { |
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1949 ngx_add_timer(rev, u->conf->read_timeout); |
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1950 |
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1951 } else if (rev->timer_set) { |
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1952 ngx_del_timer(rev); |
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1953 } |
681 | 1954 } |
1955 | |
1956 | |
1957 static void | |
1958 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
1959 { | |
1960 int tcp_nodelay; | |
2402 | 1961 ssize_t n; |
681 | 1962 ngx_int_t rc; |
1963 ngx_event_pipe_t *p; | |
1964 ngx_connection_t *c; | |
1965 ngx_http_core_loc_conf_t *clcf; | |
1966 | |
509 | 1967 rc = ngx_http_send_header(r); |
479 | 1968 |
2701 | 1969 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
485 | 1970 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 1971 return; |
1972 } | |
1973 | |
2704
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1974 c = r->connection; |
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1975 |
2701 | 1976 if (r->header_only) { |
2704
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1977 |
2701 | 1978 if (u->cacheable || u->store) { |
2704
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1979 |
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1980 if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { |
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1981 ngx_connection_error(c, ngx_socket_errno, |
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1982 ngx_shutdown_socket_n " failed"); |
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1983 } |
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1984 |
2701 | 1985 r->read_event_handler = ngx_http_request_empty_handler; |
1986 r->write_event_handler = ngx_http_request_empty_handler; | |
2704
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1987 c->error = 1; |
2701 | 1988 |
1989 } else { | |
1990 ngx_http_upstream_finalize_request(r, u, rc); | |
1991 return; | |
1992 } | |
1993 } | |
1994 | |
479 | 1995 u->header_sent = 1; |
1996 | |
573 | 1997 if (r->request_body && r->request_body->temp_file) { |
2592
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1998 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
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1999 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
563 | 2000 } |
2001 | |
581 | 2002 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
2003 | |
649 | 2004 if (!u->buffering) { |
581 | 2005 |
2006 if (u->input_filter == NULL) { | |
2007 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
2008 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
2009 u->input_filter_ctx = r; | |
2010 } | |
2011 | |
2381
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2012 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
581 | 2013 r->write_event_handler = |
2014 ngx_http_upstream_process_non_buffered_downstream; | |
2015 | |
2016 r->limit_rate = 0; | |
2017 | |
2018 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
2019 ngx_http_upstream_finalize_request(r, u, 0); | |
2020 return; | |
2021 } | |
2022 | |
583 | 2023 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
2024 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
2025 | |
2026 tcp_nodelay = 1; | |
2027 | |
2028 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
2029 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
2030 { | |
2031 ngx_connection_error(c, ngx_socket_errno, | |
2032 "setsockopt(TCP_NODELAY) failed"); | |
2033 ngx_http_upstream_finalize_request(r, u, 0); | |
2034 return; | |
2035 } | |
2036 | |
2037 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
2038 } | |
2039 | |
2402 | 2040 n = u->buffer.last - u->buffer.pos; |
2041 | |
2042 if (n) { | |
581 | 2043 u->buffer.last = u->buffer.pos; |
2044 | |
2402 | 2045 u->state->response_length += n; |
2046 | |
2047 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
581 | 2048 ngx_http_upstream_finalize_request(r, u, 0); |
2049 return; | |
2050 } | |
2051 | |
2381
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2052 ngx_http_upstream_process_non_buffered_downstream(r); |
581 | 2053 |
2054 } else { | |
2055 u->buffer.pos = u->buffer.start; | |
2056 u->buffer.last = u->buffer.start; | |
2057 | |
2058 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
2059 ngx_http_upstream_finalize_request(r, u, 0); | |
2060 return; | |
2061 } | |
1468
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2062 |
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2063 if (u->peer.connection->read->ready) { |
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2064 ngx_http_upstream_process_non_buffered_upstream(r, u); |
1468
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2065 } |
581 | 2066 } |
2067 | |
2068 return; | |
2069 } | |
2070 | |
479 | 2071 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
2072 | |
2592
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2073 #if (NGX_HTTP_CACHE) |
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2074 |
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2075 if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { |
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2076 ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); |
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2077 r->cache->file.fd = NGX_INVALID_FILE; |
479 | 2078 } |
2079 | |
1565 | 2080 if (u->cacheable) { |
2592
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2081 time_t now, valid; |
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2082 |
2663
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2083 now = ngx_time(); |
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2084 |
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2085 valid = r->cache->valid_sec; |
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2086 |
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2087 if (valid == 0) { |
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2088 valid = ngx_http_file_cache_valid(u->conf->cache_valid, |
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2089 u->headers_in.status_n); |
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|
2090 if (valid) { |
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2091 r->cache->valid_sec = now + valid; |
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2092 } |
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2093 } |
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|
2094 |
2592
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2095 if (valid) { |
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2096 r->cache->last_modified = r->headers_out.last_modified_time; |
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2097 r->cache->date = now; |
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2098 r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); |
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|
2099 |
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2100 if (r->headers_out.content_length_n != -1) { |
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|
2101 r->cache->length = r->cache->body_start |
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2102 + r->headers_out.content_length_n; |
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2103 } |
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2104 |
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2105 ngx_http_file_cache_set_header(r, u->buffer.start); |
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|
2106 |
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|
2107 } else { |
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|
2108 u->cacheable = 0; |
2703
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2109 r->headers_out.last_modified_time = -1; |
2592
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2110 } |
479 | 2111 } |
2112 | |
2690 | 2113 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2114 "http cacheable: %d", u->cacheable); | |
2115 | |
479 | 2116 #endif |
2117 | |
581 | 2118 p = u->pipe; |
479 | 2119 |
2120 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
2121 p->output_ctx = r; | |
2122 p->tag = u->output.tag; | |
577 | 2123 p->bufs = u->conf->bufs; |
479 | 2124 p->busy_size = u->conf->busy_buffers_size; |
2125 p->upstream = u->peer.connection; | |
583 | 2126 p->downstream = c; |
479 | 2127 p->pool = r->pool; |
583 | 2128 p->log = c->log; |
577 | 2129 |
1565 | 2130 p->cacheable = u->cacheable || u->store; |
479 | 2131 |
501 | 2132 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
2133 if (p->temp_file == NULL) { | |
479 | 2134 ngx_http_upstream_finalize_request(r, u, 0); |
2135 return; | |
2136 } | |
2137 | |
2138 p->temp_file->file.fd = NGX_INVALID_FILE; | |
583 | 2139 p->temp_file->file.log = c->log; |
479 | 2140 p->temp_file->path = u->conf->temp_path; |
2141 p->temp_file->pool = r->pool; | |
577 | 2142 |
2592
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|
2143 if (p->cacheable) { |
479 | 2144 p->temp_file->persistent = 1; |
1291
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Igor Sysoev <igor@sysoev.ru>
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|
2145 |
479 | 2146 } else { |
667 | 2147 p->temp_file->log_level = NGX_LOG_WARN; |
479 | 2148 p->temp_file->warn = "an upstream response is buffered " |
2149 "to a temporary file"; | |
2150 } | |
2151 | |
2152 p->max_temp_file_size = u->conf->max_temp_file_size; | |
2153 p->temp_file_write_size = u->conf->temp_file_write_size; | |
2154 | |
501 | 2155 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
2156 if (p->preread_bufs == NULL) { | |
479 | 2157 ngx_http_upstream_finalize_request(r, u, 0); |
2158 return; | |
2159 } | |
1291
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Igor Sysoev <igor@sysoev.ru>
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|
2160 |
581 | 2161 p->preread_bufs->buf = &u->buffer; |
479 | 2162 p->preread_bufs->next = NULL; |
581 | 2163 u->buffer.recycled = 1; |
2164 | |
2165 p->preread_size = u->buffer.last - u->buffer.pos; | |
479 | 2166 |
1565 | 2167 if (u->cacheable) { |
1291
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Igor Sysoev <igor@sysoev.ru>
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|
2168 |
479 | 2169 p->buf_to_file = ngx_calloc_buf(r->pool); |
2170 if (p->buf_to_file == NULL) { | |
2171 ngx_http_upstream_finalize_request(r, u, 0); | |
2172 return; | |
2173 } | |
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Igor Sysoev <igor@sysoev.ru>
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2174 |
581 | 2175 p->buf_to_file->pos = u->buffer.start; |
2176 p->buf_to_file->last = u->buffer.pos; | |
479 | 2177 p->buf_to_file->temporary = 1; |
2178 } | |
2179 | |
2180 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
2181 /* the posted aio operation may currupt a shadow buffer */ | |
2182 p->single_buf = 1; | |
2183 } | |
2184 | |
2185 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
2186 p->free_bufs = 1; | |
2187 | |
2188 /* | |
581 | 2189 * event_pipe would do u->buffer.last += p->preread_size |
479 | 2190 * as though these bytes were read |
2191 */ | |
581 | 2192 u->buffer.last = u->buffer.pos; |
479 | 2193 |
2194 if (u->conf->cyclic_temp_file) { | |
2195 | |
2196 /* | |
2197 * we need to disable the use of sendfile() if we use cyclic temp file | |
2198 * because the writing a new data may interfere with sendfile() | |
2199 * that uses the same kernel file pages (at least on FreeBSD) | |
2200 */ | |
2201 | |
2202 p->cyclic_temp_file = 1; | |
583 | 2203 c->sendfile = 0; |
479 | 2204 |
2205 } else { | |
2206 p->cyclic_temp_file = 0; | |
2207 } | |
2208 | |
2209 p->read_timeout = u->conf->read_timeout; | |
2210 p->send_timeout = clcf->send_timeout; | |
2211 p->send_lowat = clcf->send_lowat; | |
2212 | |
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|
2213 u->read_event_handler = ngx_http_upstream_process_upstream; |
509 | 2214 r->write_event_handler = ngx_http_upstream_process_downstream; |
479 | 2215 |
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|
2216 ngx_http_upstream_process_upstream(r, u); |
479 | 2217 } |
2218 | |
2219 | |
487 | 2220 static void |
581 | 2221 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
2222 { | |
2381
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Igor Sysoev <igor@sysoev.ru>
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|
2223 ngx_event_t *wev; |
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Igor Sysoev <igor@sysoev.ru>
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2224 ngx_connection_t *c; |
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Igor Sysoev <igor@sysoev.ru>
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|
2225 ngx_http_upstream_t *u; |
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|
2226 |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2227 c = r->connection; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2228 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2229 wev = c->write; |
3d7a70173d77
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diff
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|
2230 |
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fix r2378, run posted requests after upstream event handling
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|
2231 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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Igor Sysoev <igor@sysoev.ru>
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|
2232 "http upstream process non buffered downstream"); |
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|
2233 |
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fix r2378, run posted requests after upstream event handling
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|
2234 c->log->action = "sending to client"; |
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Igor Sysoev <igor@sysoev.ru>
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2235 |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2236 if (wev->timedout) { |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2237 c->timedout = 1; |
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Igor Sysoev <igor@sysoev.ru>
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|
2238 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
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2239 ngx_http_upstream_finalize_request(r, u, 0); |
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Igor Sysoev <igor@sysoev.ru>
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|
2240 return; |
3d7a70173d77
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2241 } |
3d7a70173d77
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2242 |
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|
2243 ngx_http_upstream_process_non_buffered_request(r, 1); |
581 | 2244 } |
2245 | |
2246 | |
2247 static void | |
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2248 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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2249 ngx_http_upstream_t *u) |
2381
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2250 { |
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2251 ngx_connection_t *c; |
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2252 |
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2253 c = u->peer.connection; |
2381
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2254 |
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2255 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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2256 "http upstream process non buffered upstream"); |
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2257 |
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2258 c->log->action = "reading upstream"; |
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2259 |
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2260 if (c->read->timedout) { |
2381
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2261 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
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2262 ngx_http_upstream_finalize_request(r, u, 0); |
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2263 return; |
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2264 } |
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2265 |
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|
2266 ngx_http_upstream_process_non_buffered_request(r, 0); |
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2267 } |
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2268 |
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2269 |
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2270 static void |
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2271 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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|
2272 ngx_uint_t do_write) |
581 | 2273 { |
2274 size_t size; | |
2275 ssize_t n; | |
2276 ngx_buf_t *b; | |
583 | 2277 ngx_int_t rc; |
2381
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2278 ngx_connection_t *downstream, *upstream; |
581 | 2279 ngx_http_upstream_t *u; |
2280 ngx_http_core_loc_conf_t *clcf; | |
2281 | |
756
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changeset
|
2282 u = r->upstream; |
884 | 2283 downstream = r->connection; |
2284 upstream = u->peer.connection; | |
581 | 2285 |
2286 b = &u->buffer; | |
2287 | |
2381
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|
2288 do_write = do_write || u->length == 0; |
581 | 2289 |
2290 for ( ;; ) { | |
2291 | |
2292 if (do_write) { | |
2293 | |
2294 if (u->out_bufs || u->busy_bufs) { | |
583 | 2295 rc = ngx_http_output_filter(r, u->out_bufs); |
2296 | |
2297 if (rc == NGX_ERROR) { | |
581 | 2298 ngx_http_upstream_finalize_request(r, u, 0); |
2299 return; | |
2300 } | |
2301 | |
2302 ngx_chain_update_chains(&u->free_bufs, &u->busy_bufs, | |
2303 &u->out_bufs, u->output.tag); | |
2304 } | |
2305 | |
2306 if (u->busy_bufs == NULL) { | |
2307 | |
2308 if (u->length == 0 | |
884 | 2309 || upstream->read->eof |
2310 || upstream->read->error) | |
581 | 2311 { |
2312 ngx_http_upstream_finalize_request(r, u, 0); | |
2313 return; | |
2314 } | |
2315 | |
2316 b->pos = b->start; | |
2317 b->last = b->start; | |
2318 } | |
2319 } | |
2320 | |
2321 size = b->end - b->last; | |
2322 | |
2323 if (size > u->length) { | |
2324 size = u->length; | |
2325 } | |
2326 | |
884 | 2327 if (size && upstream->read->ready) { |
2328 | |
2329 n = upstream->recv(upstream, b->last, size); | |
581 | 2330 |
2331 if (n == NGX_AGAIN) { | |
2332 break; | |
2333 } | |
2334 | |
2335 if (n > 0) { | |
2402 | 2336 u->state->response_length += n; |
2337 | |
581 | 2338 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
2339 ngx_http_upstream_finalize_request(r, u, 0); | |
2340 return; | |
2341 } | |
2342 } | |
2343 | |
2344 do_write = 1; | |
2345 | |
2346 continue; | |
2347 } | |
2348 | |
2349 break; | |
2350 } | |
2351 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2352 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
|
2353 |
884 | 2354 if (downstream->data == r) { |
2355 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
|
2356 != NGX_OK) |
583 | 2357 { |
2358 ngx_http_upstream_finalize_request(r, u, 0); | |
2359 return; | |
2360 } | |
581 | 2361 } |
2362 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2363 if (downstream->write->active && !downstream->write->ready) { |
884 | 2364 ngx_add_timer(downstream->write, clcf->send_timeout); |
2365 | |
2366 } else if (downstream->write->timer_set) { | |
2367 ngx_del_timer(downstream->write); | |
581 | 2368 } |
2369 | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2370 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
581 | 2371 ngx_http_upstream_finalize_request(r, u, 0); |
2372 return; | |
2373 } | |
2374 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2375 if (upstream->read->active && !upstream->read->ready) { |
884 | 2376 ngx_add_timer(upstream->read, u->conf->read_timeout); |
2377 | |
2378 } else if (upstream->read->timer_set) { | |
2379 ngx_del_timer(upstream->read); | |
581 | 2380 } |
2381 } | |
2382 | |
2383 | |
2384 static ngx_int_t | |
2385 ngx_http_upstream_non_buffered_filter_init(void *data) | |
2386 { | |
2387 return NGX_OK; | |
2388 } | |
2389 | |
2390 | |
2391 static ngx_int_t | |
2392 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
2393 { | |
2394 ngx_http_request_t *r = data; | |
2395 | |
2396 ngx_buf_t *b; | |
2397 ngx_chain_t *cl, **ll; | |
2398 ngx_http_upstream_t *u; | |
2399 | |
2400 u = r->upstream; | |
2401 | |
2402 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
2403 ll = &cl->next; | |
2404 } | |
2405 | |
2406 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
2407 if (cl == NULL) { | |
2408 return NGX_ERROR; | |
2409 } | |
2410 | |
2411 *ll = cl; | |
2412 | |
2413 cl->buf->flush = 1; | |
2414 cl->buf->memory = 1; | |
2415 | |
2416 b = &u->buffer; | |
2417 | |
2418 cl->buf->pos = b->last; | |
2419 b->last += bytes; | |
2420 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
|
2421 cl->buf->tag = u->output.tag; |
581 | 2422 |
2423 if (u->length == NGX_MAX_SIZE_T_VALUE) { | |
2424 return NGX_OK; | |
2425 } | |
2426 | |
2427 u->length -= bytes; | |
2428 | |
2429 return NGX_OK; | |
2430 } | |
2431 | |
2432 | |
2433 static void | |
509 | 2434 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
2435 { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2436 ngx_event_t *wev; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2437 ngx_connection_t *c; |
509 | 2438 ngx_event_pipe_t *p; |
479 | 2439 ngx_http_upstream_t *u; |
2440 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2441 c = r->connection; |
479 | 2442 u = r->upstream; |
581 | 2443 p = u->pipe; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2444 wev = c->write; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2445 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2446 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
|
2447 "http upstream process downstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2448 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2449 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
|
2450 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2451 if (wev->timedout) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2452 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2453 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2454 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2455 wev->timedout = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2456 wev->delayed = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2457 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2458 if (!wev->ready) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2459 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
|
2460 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2461 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
|
2462 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
|
2463 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2464 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2465 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2466 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2467 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2468 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
|
2469 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
|
2470 return; |
527 | 2471 } |
479 | 2472 |
2473 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2474 p->downstream_error = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2475 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2476 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
479 | 2477 } |
2478 | |
2479 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2480 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2481 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2482 |
527 | 2483 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2484 "http downstream delayed"); | |
2485 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2486 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
|
2487 ngx_http_upstream_finalize_request(r, u, 0); |
527 | 2488 } |
2489 | |
2490 return; | |
2491 } | |
2492 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2493 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
479 | 2494 ngx_http_upstream_finalize_request(r, u, 0); |
2495 return; | |
2496 } | |
2497 } | |
577 | 2498 |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2499 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
|
2500 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2501 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2502 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2503 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2504 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
|
2505 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
|
2506 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2507 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2508 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2509 c = u->peer.connection; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2510 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2511 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
|
2512 "http upstream process upstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2513 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2514 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2515 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2516 if (c->read->timedout) { |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2517 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
|
2518 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
|
2519 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2520 } else { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2521 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
|
2522 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
|
2523 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2524 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2525 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2526 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2527 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
|
2528 } |
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 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2531 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2532 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
|
2533 { |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2534 ngx_uint_t del; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2535 ngx_temp_file_t *tf; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2536 ngx_event_pipe_t *p; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2537 ngx_http_upstream_t *u; |
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 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2540 p = u->pipe; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2541 |
479 | 2542 if (u->peer.connection) { |
2543 | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2544 if (u->store) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2545 |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2546 del = p->upstream_error; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2547 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2548 tf = u->pipe->temp_file; |
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2549 |
2463 | 2550 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
|
2551 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2552 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
|
2553 && (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
|
2554 || (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
|
2555 { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2556 ngx_http_upstream_store(r, u); |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2557 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2558 } else { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2559 del = 1; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2560 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2561 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2562 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2563 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
|
2564 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2565 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
|
2566 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2567 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
|
2568 ngx_delete_file_n " \"%s\" failed", |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2569 u->pipe->temp_file->file.name.data); |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2570 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2571 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2572 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2573 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2574 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2575 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2576 if (u->cacheable) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2577 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2578 if (p->upstream_done) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2579 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
|
2580 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2581 } else if (p->upstream_eof) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2582 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2583 /* TODO: check length & update cache */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2584 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2585 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
|
2586 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2587 } else if (p->upstream_error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2588 ngx_http_file_cache_free(r, u->pipe->temp_file); |
479 | 2589 } |
2590 } | |
2591 | |
2592 #endif | |
2593 | |
2594 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
|
2595 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2596 "http upstream exit: %p", p->out); |
479 | 2597 #if 0 |
2598 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2599 #endif | |
2600 ngx_http_upstream_finalize_request(r, u, 0); | |
2601 return; | |
2602 } | |
2603 } | |
2604 | |
2605 if (p->downstream_error) { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2606 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2607 "http upstream downstream error"); |
479 | 2608 |
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2609 if (!u->cacheable && !u->store && u->peer.connection) { |
479 | 2610 ngx_http_upstream_finalize_request(r, u, 0); |
2611 } | |
2612 } | |
2613 } | |
2614 | |
2615 | |
487 | 2616 static void |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2617 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
|
2618 { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2619 size_t root; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2620 time_t lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2621 ngx_str_t path; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2622 ngx_temp_file_t *tf; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2623 ngx_ext_rename_file_t ext; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2624 |
1777 | 2625 tf = u->pipe->temp_file; |
2626 | |
2627 if (tf->file.fd == NGX_INVALID_FILE) { | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2628 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2629 /* create file for empty 200 response */ |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2630 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2631 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
|
2632 if (tf == NULL) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2633 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2634 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2635 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2636 tf->file.fd = NGX_INVALID_FILE; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2637 tf->file.log = r->connection->log; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2638 tf->path = u->conf->temp_path; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2639 tf->pool = r->pool; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2640 tf->persistent = 1; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2641 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2642 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
|
2643 tf->persistent, tf->clean, tf->access) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2644 != NGX_OK) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2645 { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2646 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2647 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2648 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2649 u->pipe->temp_file = tf; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2650 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2651 |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2652 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
|
2653 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
|
2654 ext.time = -1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2655 ext.create_path = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2656 ext.delete_file = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2657 ext.log = r->connection->log; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2658 |
1705 | 2659 if (u->headers_in.last_modified) { |
2660 | |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2661 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
|
2662 u->headers_in.last_modified->value.len); |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2663 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2664 if (lm != NGX_ERROR) { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2665 ext.time = lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2666 ext.fd = tf->file.fd; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2667 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2668 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2669 |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2670 if (u->conf->store_lengths == NULL) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2671 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2672 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
|
2673 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2674 } else { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2675 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
|
2676 u->conf->store_values->elts) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2677 == NULL) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2678 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2679 return; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2680 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2681 } |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2682 |
3032
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2683 path.len--; |
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2684 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2685 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
|
2686 "upstream stores \"%s\" to \"%s\"", |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2687 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
|
2688 |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2689 (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
|
2690 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2691 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2692 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2693 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2694 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 2695 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2696 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 2697 "http upstream dummy handler"); |
2698 } | |
2699 | |
2700 | |
487 | 2701 static void |
2702 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
2703 ngx_uint_t ft_type) | |
479 | 2704 { |
884 | 2705 ngx_uint_t status, state; |
479 | 2706 |
2707 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
884 | 2708 "http next upstream, %xi", ft_type); |
479 | 2709 |
2710 #if 0 | |
2711 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2712 #endif | |
2713 | |
525 | 2714 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
884 | 2715 state = NGX_PEER_NEXT; |
525 | 2716 } else { |
884 | 2717 state = NGX_PEER_FAILED; |
479 | 2718 } |
525 | 2719 |
1378 | 2720 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
2721 u->peer.free(&u->peer, u->peer.data, state); | |
2722 } | |
525 | 2723 |
479 | 2724 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
2725 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
2726 "upstream timed out"); | |
2727 } | |
577 | 2728 |
479 | 2729 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
2730 status = 0; | |
2731 | |
2732 } else { | |
2733 switch(ft_type) { | |
2734 | |
2735 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
2736 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
2737 break; | |
2738 | |
2739 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
2740 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
2741 break; | |
2742 | |
2743 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
2744 status = NGX_HTTP_NOT_FOUND; | |
2745 break; | |
2746 | |
2747 /* | |
2748 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
2749 * never reach here | |
2750 */ | |
2751 | |
2752 default: | |
2753 status = NGX_HTTP_BAD_GATEWAY; | |
2754 } | |
2755 } | |
2756 | |
583 | 2757 if (r->connection->error) { |
479 | 2758 ngx_http_upstream_finalize_request(r, u, |
2759 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
2760 return; | |
2761 } | |
2762 | |
2763 if (status) { | |
2764 u->state->status = status; | |
2765 | |
525 | 2766 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
479 | 2767 |
2768 #if (NGX_HTTP_CACHE) | |
2769 | |
2952 | 2770 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
2771 && (u->conf->cache_use_stale & ft_type)) | |
2772 { | |
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2773 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
|
2774 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2775 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
|
2776 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2777 if (rc == NGX_OK) { |
2952 | 2778 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
|
2779 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
|
2780 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2781 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2782 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2783 return; |
2784 } | |
2785 #endif | |
2786 | |
2787 ngx_http_upstream_finalize_request(r, u, status); | |
2788 return; | |
2789 } | |
2790 } | |
2791 | |
2792 if (u->peer.connection) { | |
2793 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2794 "close http upstream connection: %d", | |
2795 u->peer.connection->fd); | |
577 | 2796 #if (NGX_HTTP_SSL) |
884 | 2797 |
577 | 2798 if (u->peer.connection->ssl) { |
884 | 2799 u->peer.connection->ssl->no_wait_shutdown = 1; |
2800 u->peer.connection->ssl->no_send_shutdown = 1; | |
2801 | |
2802 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2803 } |
2804 #endif | |
884 | 2805 |
479 | 2806 ngx_close_connection(u->peer.connection); |
2807 } | |
2808 | |
2809 #if 0 | |
2810 if (u->conf->busy_lock && !u->busy_locked) { | |
2811 ngx_http_upstream_busy_lock(p); | |
2812 return; | |
2813 } | |
2814 #endif | |
2815 | |
2816 ngx_http_upstream_connect(r, u); | |
2817 } | |
2818 | |
2819 | |
487 | 2820 static void |
569 | 2821 ngx_http_upstream_cleanup(void *data) |
2822 { | |
2823 ngx_http_request_t *r = data; | |
2824 | |
1705 | 2825 ngx_http_upstream_t *u; |
2826 | |
569 | 2827 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2828 "cleanup http upstream request: \"%V\"", &r->uri); | |
2829 | |
1705 | 2830 u = r->upstream; |
2831 | |
2832 if (u->resolved && u->resolved->ctx) { | |
2833 ngx_resolve_name_done(u->resolved->ctx); | |
1658 | 2834 } |
2835 | |
1705 | 2836 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
569 | 2837 } |
2838 | |
2839 | |
2840 static void | |
487 | 2841 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
2842 ngx_http_upstream_t *u, ngx_int_t rc) | |
479 | 2843 { |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2844 ngx_time_t *tp; |
563 | 2845 |
483 | 2846 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2847 "finalize http upstream request: %i", rc); | |
479 | 2848 |
2413 | 2849 if (u->cleanup) { |
2850 *u->cleanup = NULL; | |
2851 } | |
569 | 2852 |
1658 | 2853 if (u->state && u->state->response_sec) { |
563 | 2854 tp = ngx_timeofday(); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2855 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
|
2856 u->state->response_msec = tp->msec - u->state->response_msec; |
2402 | 2857 |
2858 if (u->pipe) { | |
2859 u->state->response_length = u->pipe->read_length; | |
2860 } | |
563 | 2861 } |
2862 | |
479 | 2863 u->finalize_request(r, rc); |
2864 | |
1658 | 2865 if (u->peer.free) { |
2866 u->peer.free(&u->peer, u->peer.data, 0); | |
2867 } | |
884 | 2868 |
479 | 2869 if (u->peer.connection) { |
884 | 2870 |
577 | 2871 #if (NGX_HTTP_SSL) |
2872 | |
2873 /* TODO: do not shutdown persistent connection */ | |
2874 | |
2875 if (u->peer.connection->ssl) { | |
884 | 2876 |
2877 /* | |
2878 * We send the "close notify" shutdown alert to the upstream only | |
2879 * and do not wait its "close notify" shutdown alert. | |
2880 * It is acceptable according to the TLS standard. | |
2881 */ | |
2882 | |
2883 u->peer.connection->ssl->no_wait_shutdown = 1; | |
2884 | |
2885 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2886 } |
2887 #endif | |
884 | 2888 |
2889 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2890 "close http upstream connection: %d", | |
2891 u->peer.connection->fd); | |
2892 | |
479 | 2893 ngx_close_connection(u->peer.connection); |
2894 } | |
2895 | |
483 | 2896 u->peer.connection = NULL; |
2897 | |
581 | 2898 if (u->pipe && u->pipe->temp_file) { |
479 | 2899 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2900 "http upstream temp fd: %d", | |
581 | 2901 u->pipe->temp_file->file.fd); |
479 | 2902 } |
2903 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2904 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2905 |
3012
f958084d4c12
fix segfault introduced in r3007
Igor Sysoev <igor@sysoev.ru>
parents:
3006
diff
changeset
|
2906 if (u->cacheable && r->cache) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2907 time_t valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2908 |
479 | 2909 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2910 "http upstream cache fd: %d", |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2911 r->cache->file.fd); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2912 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2913 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
|
2914 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2915 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
|
2916 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2917 if (valid) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2918 r->cache->valid_sec = ngx_time() + valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2919 r->cache->error = rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2920 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2921 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2922 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2923 ngx_http_file_cache_free(r, u->pipe->temp_file); |
479 | 2924 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2925 |
479 | 2926 #endif |
2927 | |
2692 | 2928 if (u->header_sent |
2929 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2930 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2931 rc = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2932 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2933 |
515 | 2934 if (rc == NGX_DECLINED) { |
2935 return; | |
2936 } | |
2937 | |
483 | 2938 r->connection->log->action = "sending to client"; |
2939 | |
2971
87ddbe960172
fix ngx_http_send_special() for subrequests handled by perl
Igor Sysoev <igor@sysoev.ru>
parents:
2957
diff
changeset
|
2940 if (rc == 0) { |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2941 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
479 | 2942 } |
2943 | |
2944 ngx_http_finalize_request(r, rc); | |
2945 } | |
2946 | |
2947 | |
509 | 2948 static ngx_int_t |
2949 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
2950 ngx_uint_t offset) | |
577 | 2951 { |
509 | 2952 ngx_table_elt_t **ph; |
577 | 2953 |
509 | 2954 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
2955 | |
2956 if (*ph == NULL) { | |
2957 *ph = h; | |
2958 } | |
2959 | |
2960 return NGX_OK; | |
2961 } | |
2962 | |
2963 | |
2964 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
|
2965 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
|
2966 ngx_uint_t offset) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2967 { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2968 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2969 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2970 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2971 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2972 static ngx_int_t |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2973 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 2974 ngx_table_elt_t *h, ngx_uint_t offset) |
2975 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2976 ngx_array_t *pa; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2977 ngx_table_elt_t **ph; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2978 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2979 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2980 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2981 pa = &u->headers_in.cache_control; |
509 | 2982 |
2983 if (pa->elts == NULL) { | |
2984 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
2985 { | |
2986 return NGX_ERROR; | |
2987 } | |
2988 } | |
2989 | |
2990 ph = ngx_array_push(pa); | |
2991 if (ph == NULL) { | |
2992 return NGX_ERROR; | |
2993 } | |
2994 | |
2995 *ph = h; | |
2996 | |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2997 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2998 { |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2999 u_char *p, *last; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3000 ngx_int_t n; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3001 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3002 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
|
3003 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3004 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3005 |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3006 if (r->cache == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3007 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3008 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3009 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3010 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
|
3011 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3012 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3013 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3014 last = h->value.data + h->value.len; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3015 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3016 if (ngx_strlcasestrn(h->value.data, last, (u_char *) "no-cache", 8 - 1) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3017 != NULL) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3018 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3019 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3020 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3021 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3022 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3023 p = ngx_strlcasestrn(h->value.data, last, (u_char *) "max-age=", 8 - 1); |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3024 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3025 if (p == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3026 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3027 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3028 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3029 n = 0; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3030 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3031 for (p += 8; p < last; p++) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3032 if (*p == ';' || *p == ' ') { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3033 break; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3034 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3035 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3036 if (*p >= '0' && *p <= '9') { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3037 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
|
3038 continue; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3039 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3040 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3041 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3042 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3043 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3044 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3045 if (n == 0) { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3046 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3047 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3048 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3049 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3050 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
|
3051 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3052 #endif |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3053 |
509 | 3054 return NGX_OK; |
3055 } | |
3056 | |
3057 | |
3058 static ngx_int_t | |
2666 | 3059 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
3060 ngx_uint_t offset) | |
3061 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3062 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3063 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3064 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3065 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
|
3066 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3067 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3068 { |
2666 | 3069 time_t expires; |
3070 | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3071 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
|
3072 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3073 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3074 |
2666 | 3075 if (r->cache == NULL) { |
3076 return NGX_OK; | |
3077 } | |
3078 | |
3079 if (r->cache->valid_sec != 0) { | |
3080 return NGX_OK; | |
3081 } | |
3082 | |
3083 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
3084 | |
3085 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
|
3086 u->cacheable = 0; |
2666 | 3087 return NGX_OK; |
3088 } | |
3089 | |
3090 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
|
3091 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3092 #endif |
2666 | 3093 |
3094 return NGX_OK; | |
3095 } | |
3096 | |
3097 | |
3098 static ngx_int_t | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3099 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
|
3100 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
|
3101 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3102 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3103 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3104 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3105 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
|
3106 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3107 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3108 { |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3109 u_char *p; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3110 size_t len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3111 ngx_int_t n; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3112 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3113 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
|
3114 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3115 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3116 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3117 if (r->cache == NULL) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3118 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3119 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3120 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3121 len = h->value.len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3122 p = h->value.data; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3123 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3124 if (p[0] != '@') { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3125 n = ngx_atoi(p, len); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3126 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3127 switch (n) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3128 case 0: |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3129 u->cacheable = 0; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3130 case NGX_ERROR: |
2667 | 3131 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3132 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3133 default: |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3134 r->cache->valid_sec = ngx_time() + n; |
2667 | 3135 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3136 } |
2667 | 3137 } |
3138 | |
3139 p++; | |
3140 len--; | |
3141 | |
3142 n = ngx_atoi(p, len); | |
3143 | |
3144 if (n != NGX_ERROR) { | |
3145 r->cache->valid_sec = n; | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3146 } |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3147 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3148 #endif |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3149 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3150 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3151 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3152 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3153 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3154 static ngx_int_t |
527 | 3155 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
3156 ngx_uint_t offset) | |
577 | 3157 { |
527 | 3158 ngx_int_t n; |
3159 | |
3160 r->upstream->headers_in.x_accel_limit_rate = h; | |
3161 | |
3162 n = ngx_atoi(h->value.data, h->value.len); | |
3163 | |
3164 if (n != NGX_ERROR) { | |
3165 r->limit_rate = (size_t) n; | |
3166 } | |
3167 | |
3168 return NGX_OK; | |
3169 } | |
3170 | |
3171 | |
3172 static ngx_int_t | |
649 | 3173 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
3174 ngx_uint_t offset) | |
3175 { | |
3176 u_char c0, c1, c2; | |
3177 | |
3178 if (r->upstream->conf->change_buffering) { | |
3179 | |
3180 if (h->value.len == 2) { | |
3181 c0 = ngx_tolower(h->value.data[0]); | |
3182 c1 = ngx_tolower(h->value.data[1]); | |
3183 | |
3184 if (c0 == 'n' && c1 == 'o') { | |
3185 r->upstream->buffering = 0; | |
3186 } | |
3187 | |
3188 } else if (h->value.len == 3) { | |
3189 c0 = ngx_tolower(h->value.data[0]); | |
3190 c1 = ngx_tolower(h->value.data[1]); | |
3191 c2 = ngx_tolower(h->value.data[2]); | |
3192 | |
3193 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
3194 r->upstream->buffering = 1; | |
3195 } | |
3196 } | |
3197 } | |
3198 | |
3199 return NGX_OK; | |
3200 } | |
3201 | |
3202 | |
3203 static ngx_int_t | |
657 | 3204 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
3205 ngx_uint_t offset) | |
3206 { | |
3207 r->headers_out.override_charset = &h->value; | |
3208 | |
3209 return NGX_OK; | |
3210 } | |
3211 | |
3212 | |
3213 static ngx_int_t | |
509 | 3214 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
3215 ngx_uint_t offset) | |
3216 { | |
573 | 3217 ngx_table_elt_t *ho, **ph; |
509 | 3218 |
3219 ho = ngx_list_push(&r->headers_out.headers); | |
3220 if (ho == NULL) { | |
3221 return NGX_ERROR; | |
3222 } | |
3223 | |
3224 *ho = *h; | |
3225 | |
573 | 3226 if (offset) { |
3227 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
3228 *ph = ho; | |
3229 } | |
3230 | |
509 | 3231 return NGX_OK; |
3232 } | |
3233 | |
3234 | |
3235 static ngx_int_t | |
3236 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
3237 ngx_table_elt_t *h, ngx_uint_t offset) | |
3238 { | |
3239 ngx_array_t *pa; | |
3240 ngx_table_elt_t *ho, **ph; | |
3241 | |
3242 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
3243 | |
3244 if (pa->elts == NULL) { | |
3245 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3246 { | |
3247 return NGX_ERROR; | |
3248 } | |
3249 } | |
3250 | |
3251 ph = ngx_array_push(pa); | |
3252 if (ph == NULL) { | |
3253 return NGX_ERROR; | |
3254 } | |
3255 | |
3256 ho = ngx_list_push(&r->headers_out.headers); | |
3257 if (ho == NULL) { | |
3258 return NGX_ERROR; | |
3259 } | |
3260 | |
3261 *ho = *h; | |
3262 *ph = ho; | |
3263 | |
3264 return NGX_OK; | |
3265 } | |
3266 | |
3267 | |
3268 static ngx_int_t | |
3269 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3270 ngx_uint_t offset) | |
3271 { | |
657 | 3272 u_char *p, *last; |
3273 | |
3274 r->headers_out.content_type_len = h->value.len; | |
509 | 3275 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
|
3276 r->headers_out.content_type_lowcase = NULL; |
509 | 3277 |
657 | 3278 for (p = h->value.data; *p; p++) { |
3279 | |
3280 if (*p != ';') { | |
3281 continue; | |
3282 } | |
3283 | |
3284 last = p; | |
3285 | |
3286 while (*++p == ' ') { /* void */ } | |
3287 | |
1968 | 3288 if (*p == '\0') { |
3289 return NGX_OK; | |
3290 } | |
3291 | |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3292 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
657 | 3293 continue; |
3294 } | |
3295 | |
3296 p += 8; | |
3297 | |
3298 r->headers_out.content_type_len = last - h->value.data; | |
3299 | |
2244 | 3300 if (*p == '"') { |
3301 p++; | |
3302 } | |
3303 | |
3304 last = h->value.data + h->value.len; | |
3305 | |
3306 if (*(last - 1) == '"') { | |
3307 last--; | |
3308 } | |
3309 | |
3310 r->headers_out.charset.len = last - p; | |
657 | 3311 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
|
3312 |
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3313 return NGX_OK; |
657 | 3314 } |
3315 | |
509 | 3316 return NGX_OK; |
3317 } | |
3318 | |
3319 | |
3320 static ngx_int_t | |
3321 ngx_http_upstream_copy_content_length(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3322 ngx_uint_t offset) | |
3323 { | |
3324 ngx_table_elt_t *ho; | |
3325 | |
3326 ho = ngx_list_push(&r->headers_out.headers); | |
3327 if (ho == NULL) { | |
3328 return NGX_ERROR; | |
3329 } | |
3330 | |
3331 *ho = *h; | |
3332 | |
3333 r->headers_out.content_length = ho; | |
3334 r->headers_out.content_length_n = ngx_atoof(h->value.data, h->value.len); | |
3335 | |
3336 return NGX_OK; | |
3337 } | |
3338 | |
3339 | |
3340 static ngx_int_t | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3341 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
|
3342 ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3343 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3344 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3345 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3346 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3347 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3348 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3349 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3350 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3351 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3352 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3353 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
|
3354 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3355 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3356 |
2952 | 3357 if (r->upstream->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3358 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
|
3359 h->value.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3360 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3361 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3362 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3363 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3364 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3365 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3366 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3367 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3368 static ngx_int_t |
509 | 3369 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
3370 ngx_uint_t offset) | |
3371 { | |
3372 ngx_int_t rc; | |
3373 ngx_table_elt_t *ho; | |
3374 | |
3375 ho = ngx_list_push(&r->headers_out.headers); | |
3376 if (ho == NULL) { | |
3377 return NGX_ERROR; | |
3378 } | |
3379 | |
3380 *ho = *h; | |
3381 | |
3382 if (r->upstream->rewrite_redirect) { | |
3383 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
3384 | |
529 | 3385 if (rc == NGX_DECLINED) { |
3386 return NGX_OK; | |
3387 } | |
3388 | |
509 | 3389 if (rc == NGX_OK) { |
3390 r->headers_out.location = ho; | |
3391 | |
3392 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
3393 "rewritten location: \"%V\"", &ho->value); | |
3394 } | |
3395 | |
3396 return rc; | |
3397 } | |
3398 | |
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3399 if (ho->value.data[0] != '/') { |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3400 r->headers_out.location = ho; |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3401 } |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3402 |
509 | 3403 /* |
3404 * we do not set r->headers_out.location here to avoid the handling | |
3405 * the local redirects without a host name by ngx_http_header_filter() | |
3406 */ | |
3407 | |
3408 return NGX_OK; | |
3409 } | |
3410 | |
3411 | |
3412 static ngx_int_t | |
3413 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3414 ngx_uint_t offset) | |
3415 { | |
3416 u_char *p; | |
3417 ngx_int_t rc; | |
3418 ngx_table_elt_t *ho; | |
3419 | |
3420 ho = ngx_list_push(&r->headers_out.headers); | |
3421 if (ho == NULL) { | |
3422 return NGX_ERROR; | |
3423 } | |
3424 | |
3425 *ho = *h; | |
3426 | |
3427 if (r->upstream->rewrite_redirect) { | |
3428 | |
1549 | 3429 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
509 | 3430 |
3431 if (p) { | |
3432 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
3433 | |
3434 } else { | |
3435 return NGX_OK; | |
3436 } | |
3437 | |
529 | 3438 if (rc == NGX_DECLINED) { |
3439 return NGX_OK; | |
3440 } | |
3441 | |
509 | 3442 if (rc == NGX_OK) { |
1654 | 3443 r->headers_out.refresh = ho; |
3444 | |
509 | 3445 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3446 "rewritten refresh: \"%V\"", &ho->value); | |
3447 } | |
3448 | |
3449 return rc; | |
3450 } | |
3451 | |
1654 | 3452 r->headers_out.refresh = ho; |
3453 | |
509 | 3454 return NGX_OK; |
3455 } | |
3456 | |
3457 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3458 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3459 ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3460 ngx_table_elt_t *h, ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3461 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3462 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3463 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
3464 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
3465 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3466 if (r->cached) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3467 r->allow_ranges = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3468 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3469 |
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>
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2536
diff
changeset
|
3471 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3472 #endif |
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>
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2536
diff
changeset
|
3474 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3475 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
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2536
diff
changeset
|
3476 return NGX_ERROR; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
3477 } |
3a8a53c0c42f
a prelimiary proxy cache support
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2536
diff
changeset
|
3478 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
3479 *ho = *h; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3480 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3481 r->headers_out.accept_ranges = ho; |
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3482 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3483 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3484 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3485 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3486 |
509 | 3487 #if (NGX_HTTP_GZIP) |
3488 | |
3489 static ngx_int_t | |
3490 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
3491 ngx_table_elt_t *h, ngx_uint_t offset) | |
3492 { | |
3493 ngx_table_elt_t *ho; | |
3494 | |
3495 ho = ngx_list_push(&r->headers_out.headers); | |
3496 if (ho == NULL) { | |
3497 return NGX_ERROR; | |
3498 } | |
3499 | |
3500 *ho = *h; | |
3501 | |
3502 r->headers_out.content_encoding = ho; | |
3503 | |
3504 return NGX_OK; | |
3505 } | |
3506 | |
3507 #endif | |
3508 | |
3509 | |
487 | 3510 static ngx_int_t |
573 | 3511 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
479 | 3512 { |
880 | 3513 ngx_http_variable_t *var, *v; |
479 | 3514 |
573 | 3515 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
3516 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
3517 if (var == NULL) { | |
3518 return NGX_ERROR; | |
3519 } | |
3520 | |
637 | 3521 var->get_handler = v->get_handler; |
573 | 3522 var->data = v->data; |
3523 } | |
3524 | |
479 | 3525 return NGX_OK; |
3526 } | |
509 | 3527 |
3528 | |
573 | 3529 static ngx_int_t |
1181 | 3530 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
3531 ngx_http_variable_value_t *v, uintptr_t data) | |
3532 { | |
3533 u_char *p; | |
3534 size_t len; | |
3535 ngx_uint_t i; | |
3536 ngx_http_upstream_state_t *state; | |
3537 | |
3538 v->valid = 1; | |
1565 | 3539 v->no_cacheable = 0; |
1181 | 3540 v->not_found = 0; |
3541 | |
3542 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3543 v->not_found = 1; | |
3544 return NGX_OK; | |
3545 } | |
3546 | |
3547 len = 0; | |
3548 state = r->upstream_states->elts; | |
3549 | |
3550 for (i = 0; i < r->upstream_states->nelts; i++) { | |
3551 if (state[i].peer) { | |
3552 len += state[i].peer->len + 2; | |
3553 | |
3554 } else { | |
3555 len += 3; | |
3556 } | |
3557 } | |
3558 | |
2049 | 3559 p = ngx_pnalloc(r->pool, len); |
1181 | 3560 if (p == NULL) { |
3561 return NGX_ERROR; | |
3562 } | |
3563 | |
3564 v->data = p; | |
3565 | |
3566 i = 0; | |
3567 | |
3568 for ( ;; ) { | |
3569 if (state[i].peer) { | |
3570 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
3571 } | |
3572 | |
3573 if (++i == r->upstream_states->nelts) { | |
3574 break; | |
3575 } | |
3576 | |
3577 if (state[i].peer) { | |
3578 *p++ = ','; | |
3579 *p++ = ' '; | |
3580 | |
3581 } else { | |
3582 *p++ = ' '; | |
3583 *p++ = ':'; | |
3584 *p++ = ' '; | |
3585 | |
3586 if (++i == r->upstream_states->nelts) { | |
3587 break; | |
3588 } | |
3589 | |
3590 continue; | |
3591 } | |
3592 } | |
3593 | |
3594 v->len = p - v->data; | |
3595 | |
3596 return NGX_OK; | |
3597 } | |
3598 | |
3599 | |
3600 static ngx_int_t | |
573 | 3601 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
3602 ngx_http_variable_value_t *v, uintptr_t data) | |
3603 { | |
3604 u_char *p; | |
3605 size_t len; | |
3606 ngx_uint_t i; | |
3607 ngx_http_upstream_state_t *state; | |
3608 | |
3609 v->valid = 1; | |
1565 | 3610 v->no_cacheable = 0; |
573 | 3611 v->not_found = 0; |
3612 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3613 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3614 v->not_found = 1; |
3615 return NGX_OK; | |
3616 } | |
3617 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3618 len = r->upstream_states->nelts * (3 + 2); |
573 | 3619 |
2049 | 3620 p = ngx_pnalloc(r->pool, len); |
573 | 3621 if (p == NULL) { |
3622 return NGX_ERROR; | |
3623 } | |
3624 | |
3625 v->data = p; | |
3626 | |
3627 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
|
3628 state = r->upstream_states->elts; |
573 | 3629 |
3630 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3631 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
|
3632 p = ngx_sprintf(p, "%ui", state[i].status); |
573 | 3633 |
3634 } else { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3635 *p++ = '-'; |
573 | 3636 } |
3637 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3638 if (++i == r->upstream_states->nelts) { |
573 | 3639 break; |
3640 } | |
3641 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3642 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
|
3643 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3644 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3645 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3646 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3647 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3648 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3649 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3650 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3651 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
|
3652 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3653 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3654 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3655 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3656 } |
573 | 3657 } |
3658 | |
3659 v->len = p - v->data; | |
3660 | |
3661 return NGX_OK; | |
3662 } | |
3663 | |
3664 | |
3665 static ngx_int_t | |
3666 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
3667 ngx_http_variable_value_t *v, uintptr_t data) | |
3668 { | |
3669 u_char *p; | |
3670 size_t len; | |
3671 ngx_uint_t i; | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3672 ngx_msec_int_t ms; |
573 | 3673 ngx_http_upstream_state_t *state; |
3674 | |
3675 v->valid = 1; | |
1565 | 3676 v->no_cacheable = 0; |
573 | 3677 v->not_found = 0; |
3678 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3679 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3680 v->not_found = 1; |
3681 return NGX_OK; | |
3682 } | |
3683 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3684 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
573 | 3685 |
2049 | 3686 p = ngx_pnalloc(r->pool, len); |
573 | 3687 if (p == NULL) { |
3688 return NGX_ERROR; | |
3689 } | |
3690 | |
3691 v->data = p; | |
3692 | |
3693 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
|
3694 state = r->upstream_states->elts; |
573 | 3695 |
3696 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3697 if (state[i].status) { |
1640 | 3698 ms = (ngx_msec_int_t) |
3699 (state[i].response_sec * 1000 + state[i].response_msec); | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3700 ms = (ms >= 0) ? ms : 0; |
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3701 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
|
3702 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3703 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3704 *p++ = '-'; |
573 | 3705 } |
3706 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3707 if (++i == r->upstream_states->nelts) { |
573 | 3708 break; |
3709 } | |
3710 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3711 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
|
3712 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3713 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3714 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3715 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3716 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3717 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3718 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3719 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3720 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
|
3721 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3722 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3723 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3724 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3725 } |
573 | 3726 } |
3727 | |
3728 v->len = p - v->data; | |
3729 | |
3730 return NGX_OK; | |
3731 } | |
3732 | |
3733 | |
2402 | 3734 static ngx_int_t |
3735 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
3736 ngx_http_variable_value_t *v, uintptr_t data) | |
3737 { | |
3738 u_char *p; | |
3739 size_t len; | |
3740 ngx_uint_t i; | |
3741 ngx_http_upstream_state_t *state; | |
3742 | |
3743 v->valid = 1; | |
3744 v->no_cacheable = 0; | |
3745 v->not_found = 0; | |
3746 | |
3747 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3748 v->not_found = 1; | |
3749 return NGX_OK; | |
3750 } | |
3751 | |
3752 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
3753 | |
3754 p = ngx_pnalloc(r->pool, len); | |
3755 if (p == NULL) { | |
3756 return NGX_ERROR; | |
3757 } | |
3758 | |
3759 v->data = p; | |
3760 | |
3761 i = 0; | |
3762 state = r->upstream_states->elts; | |
3763 | |
3764 for ( ;; ) { | |
3765 p = ngx_sprintf(p, "%O", state[i].response_length); | |
3766 | |
3767 if (++i == r->upstream_states->nelts) { | |
3768 break; | |
3769 } | |
3770 | |
3771 if (state[i].peer) { | |
3772 *p++ = ','; | |
3773 *p++ = ' '; | |
3774 | |
3775 } else { | |
3776 *p++ = ' '; | |
3777 *p++ = ':'; | |
3778 *p++ = ' '; | |
3779 | |
3780 if (++i == r->upstream_states->nelts) { | |
3781 break; | |
3782 } | |
3783 | |
3784 continue; | |
3785 } | |
3786 } | |
3787 | |
3788 v->len = p - v->data; | |
3789 | |
3790 return NGX_OK; | |
3791 } | |
3792 | |
3793 | |
1162 | 3794 ngx_int_t |
3795 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
3796 ngx_http_variable_value_t *v, uintptr_t data) | |
3797 { | |
3798 if (r->upstream == NULL) { | |
3799 v->not_found = 1; | |
3800 return NGX_OK; | |
3801 } | |
3802 | |
3803 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
3804 &r->upstream->headers_in.headers.part, | |
3805 sizeof("upstream_http_") - 1); | |
3806 } | |
3807 | |
3808 | |
2952 | 3809 #if (NGX_HTTP_CACHE) |
3810 | |
3811 ngx_int_t | |
3812 ngx_http_upstream_cache_status(ngx_http_request_t *r, | |
3813 ngx_http_variable_value_t *v, uintptr_t data) | |
3814 { | |
3815 ngx_uint_t n; | |
3816 | |
3817 if (r->upstream == NULL || r->upstream->cache_status == 0) { | |
3818 v->not_found = 1; | |
3819 return NGX_OK; | |
3820 } | |
3821 | |
3822 n = r->upstream->cache_status - 1; | |
3823 | |
3824 v->valid = 1; | |
3825 v->no_cacheable = 0; | |
3826 v->not_found = 0; | |
3827 v->len = ngx_http_cache_status[n].len; | |
3828 v->data = ngx_http_cache_status[n].data; | |
3829 | |
3830 return NGX_OK; | |
3831 } | |
3832 | |
3833 #endif | |
3834 | |
3835 | |
651 | 3836 static char * |
3837 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
3838 { | |
884 | 3839 char *rv; |
3840 void *mconf; | |
3841 ngx_str_t *value; | |
3842 ngx_url_t u; | |
3843 ngx_uint_t m; | |
3844 ngx_conf_t pcf; | |
3845 ngx_http_module_t *module; | |
3846 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
3847 ngx_http_upstream_srv_conf_t *uscf; | |
3848 | |
3849 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3850 | |
3851 value = cf->args->elts; | |
3852 u.host = value[1]; | |
3853 u.no_resolve = 1; | |
3854 | |
3855 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
3856 |NGX_HTTP_UPSTREAM_WEIGHT | |
3857 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
3858 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
3859 |NGX_HTTP_UPSTREAM_DOWN | |
3860 |NGX_HTTP_UPSTREAM_BACKUP); | |
3861 if (uscf == NULL) { | |
3862 return NGX_CONF_ERROR; | |
3863 } | |
3864 | |
651 | 3865 |
3866 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
3867 if (ctx == NULL) { | |
3868 return NGX_CONF_ERROR; | |
3869 } | |
3870 | |
884 | 3871 http_ctx = cf->ctx; |
3872 ctx->main_conf = http_ctx->main_conf; | |
651 | 3873 |
3874 /* the upstream{}'s srv_conf */ | |
3875 | |
3876 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3877 if (ctx->srv_conf == NULL) { | |
3878 return NGX_CONF_ERROR; | |
3879 } | |
3880 | |
3881 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
3882 | |
884 | 3883 uscf->srv_conf = ctx->srv_conf; |
3884 | |
651 | 3885 |
3886 /* the upstream{}'s loc_conf */ | |
3887 | |
3888 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3889 if (ctx->loc_conf == NULL) { | |
3890 return NGX_CONF_ERROR; | |
3891 } | |
3892 | |
3893 for (m = 0; ngx_modules[m]; m++) { | |
3894 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
3895 continue; | |
3896 } | |
3897 | |
3898 module = ngx_modules[m]->ctx; | |
3899 | |
884 | 3900 if (module->create_srv_conf) { |
3901 mconf = module->create_srv_conf(cf); | |
3902 if (mconf == NULL) { | |
3903 return NGX_CONF_ERROR; | |
3904 } | |
3905 | |
3906 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
3907 } | |
3908 | |
651 | 3909 if (module->create_loc_conf) { |
3910 mconf = module->create_loc_conf(cf); | |
3911 if (mconf == NULL) { | |
3912 return NGX_CONF_ERROR; | |
3913 } | |
3914 | |
3915 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
3916 } | |
3917 } | |
3918 | |
3919 | |
3920 /* parse inside upstream{} */ | |
3921 | |
3922 pcf = *cf; | |
3923 cf->ctx = ctx; | |
3924 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
3925 | |
3926 rv = ngx_conf_parse(cf, NULL); | |
3927 | |
3928 *cf = pcf; | |
3929 | |
3930 if (rv != NGX_CONF_OK) { | |
3931 return rv; | |
3932 } | |
3933 | |
3934 if (uscf->servers == NULL) { | |
3935 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
3936 "no servers are inside upstream"); | |
3937 return NGX_CONF_ERROR; | |
3938 } | |
3939 | |
3940 return rv; | |
3941 } | |
3942 | |
3943 | |
3944 static char * | |
3945 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
3946 { | |
3947 ngx_http_upstream_srv_conf_t *uscf = conf; | |
3948 | |
884 | 3949 time_t fail_timeout; |
3950 ngx_str_t *value, s; | |
3951 ngx_url_t u; | |
3952 ngx_int_t weight, max_fails; | |
3953 ngx_uint_t i; | |
3954 ngx_http_upstream_server_t *us; | |
651 | 3955 |
3956 if (uscf->servers == NULL) { | |
884 | 3957 uscf->servers = ngx_array_create(cf->pool, 4, |
3958 sizeof(ngx_http_upstream_server_t)); | |
651 | 3959 if (uscf->servers == NULL) { |
3960 return NGX_CONF_ERROR; | |
3961 } | |
3962 } | |
3963 | |
884 | 3964 us = ngx_array_push(uscf->servers); |
3965 if (us == NULL) { | |
651 | 3966 return NGX_CONF_ERROR; |
3967 } | |
3968 | |
884 | 3969 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
3970 | |
651 | 3971 value = cf->args->elts; |
3972 | |
3973 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3974 | |
3975 u.url = value[1]; | |
906 | 3976 u.default_port = 80; |
651 | 3977 |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
3978 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
651 | 3979 if (u.err) { |
3980 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
3981 "%s in upstream \"%V\"", u.err, &u.url); | |
3982 } | |
3983 | |
3984 return NGX_CONF_ERROR; | |
3985 } | |
3986 | |
663 | 3987 weight = 1; |
884 | 3988 max_fails = 1; |
3989 fail_timeout = 10; | |
3990 | |
3991 for (i = 2; i < cf->args->nelts; i++) { | |
3992 | |
3993 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
3994 | |
3995 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
3996 goto invalid; | |
3997 } | |
3998 | |
3999 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
663 | 4000 |
4001 if (weight == NGX_ERROR || weight == 0) { | |
4002 goto invalid; | |
4003 } | |
4004 | |
884 | 4005 continue; |
4006 } | |
4007 | |
4008 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
4009 | |
4010 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
4011 goto invalid; | |
4012 } | |
4013 | |
4014 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
4015 | |
4016 if (max_fails == NGX_ERROR) { | |
4017 goto invalid; | |
4018 } | |
4019 | |
4020 continue; | |
663 | 4021 } |
884 | 4022 |
4023 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
4024 | |
4025 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
4026 goto invalid; | |
4027 } | |
4028 | |
4029 s.len = value[i].len - 13; | |
4030 s.data = &value[i].data[13]; | |
4031 | |
4032 fail_timeout = ngx_parse_time(&s, 1); | |
4033 | |
1973 | 4034 if (fail_timeout == NGX_ERROR) { |
884 | 4035 goto invalid; |
4036 } | |
4037 | |
4038 continue; | |
4039 } | |
4040 | |
1378 | 4041 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
4042 | |
4043 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
4044 goto invalid; | |
4045 } | |
4046 | |
4047 us->backup = 1; | |
4048 | |
4049 continue; | |
4050 } | |
4051 | |
884 | 4052 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
4053 | |
4054 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
4055 goto invalid; | |
4056 } | |
4057 | |
4058 us->down = 1; | |
4059 | |
4060 continue; | |
4061 } | |
4062 | |
4063 goto invalid; | |
663 | 4064 } |
4065 | |
884 | 4066 us->addrs = u.addrs; |
4067 us->naddrs = u.naddrs; | |
4068 us->weight = weight; | |
4069 us->max_fails = max_fails; | |
4070 us->fail_timeout = fail_timeout; | |
651 | 4071 |
4072 return NGX_CONF_OK; | |
663 | 4073 |
4074 invalid: | |
4075 | |
884 | 4076 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4077 "invalid parameter \"%V\"", &value[i]); | |
663 | 4078 |
4079 return NGX_CONF_ERROR; | |
651 | 4080 } |
4081 | |
4082 | |
4083 ngx_http_upstream_srv_conf_t * | |
884 | 4084 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
651 | 4085 { |
4086 ngx_uint_t i; | |
884 | 4087 ngx_http_upstream_server_t *us; |
651 | 4088 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
4089 ngx_http_upstream_main_conf_t *umcf; | |
4090 | |
884 | 4091 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
4092 | |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4093 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
651 | 4094 if (u->err) { |
4095 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4096 "%s in upstream \"%V\"", u->err, &u->url); | |
4097 } | |
4098 | |
4099 return NULL; | |
4100 } | |
4101 } | |
4102 | |
4103 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
4104 | |
4105 uscfp = umcf->upstreams.elts; | |
4106 | |
4107 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
906 | 4108 |
4109 if (uscfp[i]->host.len != u->host.len | |
884 | 4110 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
4111 != 0) | |
4112 { | |
651 | 4113 continue; |
4114 } | |
4115 | |
884 | 4116 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
4117 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
651 | 4118 { |
884 | 4119 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4120 "duplicate upstream \"%V\"", &u->host); | |
4121 return NULL; | |
651 | 4122 } |
884 | 4123 |
906 | 4124 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
884 | 4125 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
906 | 4126 "upstream \"%V\" may not have port %d", |
4127 &u->host, u->port); | |
4128 return NULL; | |
4129 } | |
4130 | |
4131 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
4132 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
4133 "upstream \"%V\" may not have port %d in %s:%ui", | |
4134 &u->host, uscfp[i]->port, | |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4135 uscfp[i]->file_name, uscfp[i]->line); |
906 | 4136 return NULL; |
4137 } | |
4138 | |
4139 if (uscfp[i]->port != u->port) { | |
4140 continue; | |
884 | 4141 } |
4142 | |
1340 | 4143 if (uscfp[i]->default_port && u->default_port |
4144 && uscfp[i]->default_port != u->default_port) | |
4145 { | |
4146 continue; | |
4147 } | |
4148 | |
884 | 4149 return uscfp[i]; |
651 | 4150 } |
4151 | |
4152 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
4153 if (uscf == NULL) { | |
4154 return NULL; | |
4155 } | |
4156 | |
884 | 4157 uscf->flags = flags; |
651 | 4158 uscf->host = u->host; |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4159 uscf->file_name = cf->conf_file->file.name.data; |
651 | 4160 uscf->line = cf->conf_file->line; |
906 | 4161 uscf->port = u->port; |
4162 uscf->default_port = u->default_port; | |
884 | 4163 |
4164 if (u->naddrs == 1) { | |
4165 uscf->servers = ngx_array_create(cf->pool, 1, | |
4166 sizeof(ngx_http_upstream_server_t)); | |
4167 if (uscf->servers == NULL) { | |
4168 return NGX_CONF_ERROR; | |
4169 } | |
4170 | |
4171 us = ngx_array_push(uscf->servers); | |
4172 if (us == NULL) { | |
4173 return NGX_CONF_ERROR; | |
4174 } | |
4175 | |
4176 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
4177 | |
4178 us->addrs = u->addrs; | |
4179 us->naddrs = u->naddrs; | |
4180 } | |
651 | 4181 |
4182 uscfp = ngx_array_push(&umcf->upstreams); | |
4183 if (uscfp == NULL) { | |
4184 return NULL; | |
4185 } | |
4186 | |
4187 *uscfp = uscf; | |
4188 | |
4189 return uscf; | |
4190 } | |
4191 | |
4192 | |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4193 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
|
4194 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
|
4195 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
|
4196 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
|
4197 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4198 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
|
4199 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
|
4200 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
|
4201 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
|
4202 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4203 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
|
4204 && conf->pass_headers == NGX_CONF_UNSET_PTR) |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4205 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4206 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
|
4207 |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4208 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
|
4209 #if (NGX_HTTP_CACHE) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4210 && ((conf->cache == NULL) == (prev->cache == NULL)) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4211 #endif |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4212 ) |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4213 { |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4214 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
|
4215 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4216 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4217 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
|
4218 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
|
4219 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4220 } else { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4221 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
|
4222 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
|
4223 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4224 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4225 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
|
4226 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
|
4227 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4228 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4229 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4230 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
|
4231 != NGX_OK) |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4232 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4233 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
|
4234 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4235 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4236 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
|
4237 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
|
4238 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
|
4239 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
|
4240 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4241 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4242 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
|
4243 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
|
4244 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
|
4245 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4246 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4247 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
|
4248 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4249 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
|
4250 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4251 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
|
4252 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4253 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
|
4254 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4255 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
|
4256 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
|
4257 goto exist; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4258 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4259 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4260 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4261 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
|
4262 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
|
4263 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
|
4264 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4265 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4266 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
|
4267 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
|
4268 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
|
4269 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4270 exist: |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4271 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4272 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4273 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4274 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4275 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4276 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
|
4277 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4278 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
|
4279 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
|
4280 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4281 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
|
4282 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
|
4283 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4284 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
|
4285 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4286 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4287 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4288 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
|
4289 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
|
4290 break; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4291 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4292 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4293 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4294 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4295 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4296 hash->hash = &conf->hide_headers_hash; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4297 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
|
4298 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
|
4299 hash->temp_pool = NULL; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4300 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4301 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
|
4302 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4303 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4304 |
509 | 4305 static void * |
4306 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
4307 { | |
4308 ngx_http_upstream_main_conf_t *umcf; | |
4309 | |
4310 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
4311 if (umcf == NULL) { | |
4312 return NULL; | |
4313 } | |
4314 | |
651 | 4315 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
4316 sizeof(ngx_http_upstream_srv_conf_t *)) | |
4317 != NGX_OK) | |
4318 { | |
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4319 return NULL; |
651 | 4320 } |
4321 | |
509 | 4322 return umcf; |
4323 } | |
4324 | |
4325 | |
4326 static char * | |
651 | 4327 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
509 | 4328 { |
4329 ngx_http_upstream_main_conf_t *umcf = conf; | |
4330 | |
651 | 4331 ngx_uint_t i; |
4332 ngx_array_t headers_in; | |
4333 ngx_hash_key_t *hk; | |
4334 ngx_hash_init_t hash; | |
884 | 4335 ngx_http_upstream_init_pt init; |
651 | 4336 ngx_http_upstream_header_t *header; |
4337 ngx_http_upstream_srv_conf_t **uscfp; | |
4338 | |
4339 uscfp = umcf->upstreams.elts; | |
4340 | |
4341 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
884 | 4342 |
4343 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
4344 ngx_http_upstream_init_round_robin; | |
4345 | |
4346 if (init(cf, uscfp[i]) != NGX_OK) { | |
651 | 4347 return NGX_CONF_ERROR; |
4348 } | |
4349 } | |
649 | 4350 |
663 | 4351 |
884 | 4352 /* upstream_headers_in_hash */ |
4353 | |
649 | 4354 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
4355 != NGX_OK) | |
509 | 4356 { |
4357 return NGX_CONF_ERROR; | |
4358 } | |
4359 | |
649 | 4360 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
4361 hk = ngx_array_push(&headers_in); | |
4362 if (hk == NULL) { | |
4363 return NGX_CONF_ERROR; | |
4364 } | |
4365 | |
4366 hk->key = header->name; | |
4367 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
4368 hk->value = header; | |
4369 } | |
4370 | |
4371 hash.hash = &umcf->headers_in_hash; | |
4372 hash.key = ngx_hash_key_lc; | |
4373 hash.max_size = 512; | |
751
bae59a740c40
align hash bucket size to cache line
Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4374 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
649 | 4375 hash.name = "upstream_headers_in_hash"; |
4376 hash.pool = cf->pool; | |
4377 hash.temp_pool = NULL; | |
4378 | |
4379 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
4380 return NGX_CONF_ERROR; | |
4381 } | |
509 | 4382 |
4383 return NGX_CONF_OK; | |
4384 } |