Mercurial > hg > nginx-quic
annotate src/http/ngx_http_upstream.c @ 3163:34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 25 Sep 2009 13:55:46 +0000 |
parents | d430c6ab1c99 |
children | b1013d768911 |
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 r->main->count++; |
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367 ngx_http_upstream_cleanup(r); |
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368 *u->cleanup = NULL; |
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369 } |
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370 |
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371 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
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372 if (u == NULL) { |
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373 return NGX_ERROR; |
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374 } |
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375 |
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376 r->upstream = u; |
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377 |
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378 u->peer.log = r->connection->log; |
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379 u->peer.log_error = NGX_ERROR_ERR; |
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380 #if (NGX_THREADS) |
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381 u->peer.lock = &r->connection->lock; |
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382 #endif |
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383 |
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384 #if (NGX_HTTP_CACHE) |
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385 r->cache = NULL; |
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386 #endif |
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387 |
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388 return NGX_OK; |
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389 } |
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390 |
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391 |
487 | 392 void |
393 ngx_http_upstream_init(ngx_http_request_t *r) | |
479 | 394 { |
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395 ngx_connection_t *c; |
479 | 396 |
397 c = r->connection; | |
398 | |
399 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
400 "http init upstream, client timer: %d", c->read->timer_set); | |
401 | |
402 if (c->read->timer_set) { | |
403 ngx_del_timer(c->read); | |
404 } | |
405 | |
406 if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { | |
407 | |
408 if (!c->write->active) { | |
531 | 409 if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) |
410 == NGX_ERROR) | |
479 | 411 { |
412 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
413 return; | |
414 } | |
415 } | |
416 } | |
417 | |
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418 ngx_http_upstream_init_request(r); |
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419 } |
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420 |
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421 |
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422 static void |
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423 ngx_http_upstream_init_request(ngx_http_request_t *r) |
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424 { |
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425 ngx_str_t *host; |
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426 ngx_uint_t i; |
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427 ngx_resolver_ctx_t *ctx, temp; |
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428 ngx_http_cleanup_t *cln; |
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429 ngx_http_upstream_t *u; |
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430 ngx_http_core_loc_conf_t *clcf; |
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431 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
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432 ngx_http_upstream_main_conf_t *umcf; |
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433 |
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434 if (r->aio) { |
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435 return; |
537 | 436 } |
509 | 437 |
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438 u = r->upstream; |
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439 |
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440 #if (NGX_HTTP_CACHE) |
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441 |
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442 if (u->conf->cache) { |
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443 ngx_int_t rc; |
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444 |
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445 rc = ngx_http_upstream_cache(r, u); |
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446 |
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447 if (rc == NGX_BUSY) { |
3052
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448 r->write_event_handler = ngx_http_upstream_init_request; |
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449 return; |
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450 } |
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451 |
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452 r->write_event_handler = ngx_http_request_empty_handler; |
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453 |
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454 if (rc == NGX_DONE) { |
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455 return; |
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456 } |
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457 |
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458 if (rc != NGX_DECLINED) { |
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459 ngx_http_finalize_request(r, rc); |
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460 return; |
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461 } |
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462 } |
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463 |
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464 #endif |
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465 |
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466 u->store = (u->conf->store || u->conf->store_lengths); |
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467 |
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468 if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { |
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469 r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; |
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470 r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; |
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471 } |
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472 |
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473 if (r->request_body) { |
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474 u->request_bufs = r->request_body->bufs; |
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475 } |
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476 |
537 | 477 if (u->create_request(r) != NGX_OK) { |
479 | 478 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
479 return; | |
480 } | |
481 | |
509 | 482 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
479 | 483 |
3053 | 484 u->output.alignment = clcf->directio_alignment; |
479 | 485 u->output.pool = r->pool; |
486 u->output.bufs.num = 1; | |
509 | 487 u->output.bufs.size = clcf->client_body_buffer_size; |
479 | 488 u->output.output_filter = ngx_chain_writer; |
489 u->output.filter_ctx = &u->writer; | |
490 | |
491 u->writer.pool = r->pool; | |
492 | |
1168
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493 if (r->upstream_states == NULL) { |
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494 |
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495 r->upstream_states = ngx_array_create(r->pool, 1, |
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496 sizeof(ngx_http_upstream_state_t)); |
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497 if (r->upstream_states == NULL) { |
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498 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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499 return; |
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500 } |
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501 |
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502 } else { |
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503 |
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store the upstream states before X-Accel-Redirect to a next upstream
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504 u->state = ngx_array_push(r->upstream_states); |
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505 if (u->state == NULL) { |
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506 ngx_http_upstream_finalize_request(r, u, |
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507 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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508 return; |
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509 } |
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510 |
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511 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); |
479 | 512 } |
513 | |
593 | 514 cln = ngx_http_cleanup_add(r, 0); |
569 | 515 if (cln == NULL) { |
516 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
517 return; | |
518 } | |
519 | |
520 cln->handler = ngx_http_upstream_cleanup; | |
521 cln->data = r; | |
522 u->cleanup = &cln->handler; | |
523 | |
1658 | 524 if (u->resolved == NULL) { |
525 | |
526 uscf = u->conf->upstream; | |
527 | |
528 } else { | |
529 | |
2422
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variable support for unix sockets in fastcgi_pass and proxy_pass
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|
530 if (u->resolved->sockaddr) { |
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|
531 |
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|
532 if (ngx_http_upstream_create_round_robin_peer(r, u->resolved) |
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|
533 != NGX_OK) |
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|
534 { |
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variable support for unix sockets in fastcgi_pass and proxy_pass
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|
535 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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|
536 return; |
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|
537 } |
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diff
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|
538 |
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|
539 ngx_http_upstream_connect(r, u); |
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diff
changeset
|
540 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
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diff
changeset
|
541 return; |
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diff
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|
542 } |
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variable support for unix sockets in fastcgi_pass and proxy_pass
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diff
changeset
|
543 |
1705 | 544 host = &u->resolved->host; |
1658 | 545 |
546 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
547 | |
548 uscfp = umcf->upstreams.elts; | |
549 | |
550 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
551 | |
552 uscf = uscfp[i]; | |
553 | |
554 if (uscf->host.len == host->len | |
2285 | 555 && ((uscf->port == 0 && u->resolved->no_port) |
1912 | 556 || uscf->port == u->resolved->port) |
1658 | 557 && ngx_memcmp(uscf->host.data, host->data, host->len) == 0) |
558 { | |
559 goto found; | |
560 } | |
561 } | |
562 | |
563 temp.name = *host; | |
564 | |
565 ctx = ngx_resolve_start(clcf->resolver, &temp); | |
566 if (ctx == NULL) { | |
567 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
568 return; | |
569 } | |
570 | |
1683
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allow to use IP addresses without defined resolver
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|
571 if (ctx == NGX_NO_RESOLVER) { |
3052
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|
572 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
1683
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|
573 "no resolver defined to resolve %V", host); |
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|
574 |
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|
575 ngx_http_finalize_request(r, NGX_HTTP_BAD_GATEWAY); |
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|
576 return; |
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diff
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|
577 } |
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diff
changeset
|
578 |
1658 | 579 ctx->name = *host; |
580 ctx->type = NGX_RESOLVE_A; | |
581 ctx->handler = ngx_http_upstream_resolve_handler; | |
582 ctx->data = r; | |
583 ctx->timeout = clcf->resolver_timeout; | |
584 | |
1959
4f16186f5603
quick resolving handles u->resolved->ctx by itself
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
585 u->resolved->ctx = ctx; |
4f16186f5603
quick resolving handles u->resolved->ctx by itself
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1958
diff
changeset
|
586 |
1658 | 587 if (ngx_resolve_name(ctx) != NGX_OK) { |
1959
4f16186f5603
quick resolving handles u->resolved->ctx by itself
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parents:
1958
diff
changeset
|
588 u->resolved->ctx = NULL; |
1658 | 589 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
590 return; | |
591 } | |
592 | |
593 return; | |
594 } | |
595 | |
596 found: | |
597 | |
598 if (uscf->peer.init(r, uscf) != NGX_OK) { | |
599 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
600 return; | |
601 } | |
602 | |
479 | 603 ngx_http_upstream_connect(r, u); |
604 } | |
605 | |
606 | |
2592
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|
607 #if (NGX_HTTP_CACHE) |
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changeset
|
608 |
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changeset
|
609 static ngx_int_t |
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|
610 ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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diff
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|
611 { |
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|
612 ngx_int_t rc; |
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diff
changeset
|
613 ngx_http_cache_t *c; |
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diff
changeset
|
614 |
3056
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|
615 c = r->cache; |
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|
616 |
2592
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|
617 if (c == NULL) { |
3056
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|
618 |
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|
619 if (!(r->method & u->conf->cache_methods)) { |
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|
620 return NGX_DECLINED; |
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|
621 } |
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|
622 |
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changeset
|
623 if (r->method & NGX_HTTP_HEAD) { |
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changeset
|
624 u->method = ngx_http_core_get_method; |
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|
625 } |
d22afd261e72
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diff
changeset
|
626 |
d22afd261e72
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diff
changeset
|
627 c = ngx_pcalloc(r->pool, sizeof(ngx_http_cache_t)); |
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|
628 if (c == NULL) { |
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diff
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|
629 return NGX_ERROR; |
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diff
changeset
|
630 } |
d22afd261e72
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diff
changeset
|
631 |
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diff
changeset
|
632 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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diff
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|
633 return NGX_ERROR; |
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3055
diff
changeset
|
634 } |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
635 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
636 r->cache = c; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
637 c->file.log = r->connection->log; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
638 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
639 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
|
640 return NGX_ERROR; |
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 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
643 /* TODO: add keys */ |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
644 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
645 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
|
646 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
647 u->cacheable = 1; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
648 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
649 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
|
650 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
|
651 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
|
652 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
653 u->cache_status = NGX_HTTP_CACHE_MISS; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
654 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
655 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
656 rc = ngx_http_file_cache_open(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
657 |
2926
80a314b63c56
delete useless r->cache->uses
Igor Sysoev <igor@sysoev.ru>
parents:
2912
diff
changeset
|
658 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
|
659 "http upstream cache: %i", rc); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
660 |
2952 | 661 switch (rc) { |
662 | |
663 case NGX_HTTP_CACHE_UPDATING: | |
664 | |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
665 if (u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) { |
2952 | 666 u->cache_status = rc; |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
667 rc = NGX_OK; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
668 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
669 } else { |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
670 rc = NGX_HTTP_CACHE_STALE; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
671 } |
2952 | 672 |
673 break; | |
674 | |
675 case NGX_OK: | |
676 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
|
677 } |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
678 |
2952 | 679 switch (rc) { |
680 | |
681 case NGX_OK: | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
682 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
683 rc = ngx_http_upstream_cache_send(r, u); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
684 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
685 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
686 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
687 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
688 |
2952 | 689 break; |
690 | |
691 case NGX_HTTP_CACHE_STALE: | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
692 |
2665
4d627567c324
fix r2664: ..._cache_valid did not work for stale responses
Igor Sysoev <igor@sysoev.ru>
parents:
2664
diff
changeset
|
693 c->valid_sec = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
694 u->buffer.start = NULL; |
2952 | 695 u->cache_status = NGX_HTTP_CACHE_EXPIRED; |
696 | |
697 break; | |
698 | |
699 case NGX_DECLINED: | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
700 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
701 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
|
702 u->buffer.start = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
703 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
704 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
705 u->buffer.pos = u->buffer.start + c->header_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
706 u->buffer.last = u->buffer.pos; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
707 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
708 |
2952 | 709 break; |
710 | |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
711 case NGX_HTTP_CACHE_SCARCE: |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
712 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
713 u->cacheable = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
714 |
2952 | 715 break; |
716 | |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
717 case NGX_AGAIN: |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
718 |
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
719 return NGX_BUSY; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
720 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
721 case NGX_ERROR: |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
722 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
723 return NGX_ERROR; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
724 |
2952 | 725 default: |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
726 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
727 /* 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
|
728 |
2952 | 729 u->cache_status = NGX_HTTP_CACHE_HIT; |
730 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
731 return rc; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
734 r->cached = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
735 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
736 return NGX_DECLINED; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
740 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
741 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
|
742 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
743 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
744 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
745 |
2952 | 746 r->cached = 1; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
747 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
748 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
749 /* TODO: cache stack */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
750 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
751 u->buffer = *c->buf; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
752 u->buffer.pos += c->header_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
753 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
754 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
|
755 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
756 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
|
757 sizeof(ngx_table_elt_t)) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
758 != NGX_OK) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
759 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
760 return NGX_ERROR; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
763 rc = u->process_header(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
764 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
765 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
766 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
767 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
|
768 return NGX_DONE; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
771 return ngx_http_cache_send(r); |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
774 if (rc == NGX_ERROR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
775 return NGX_ERROR; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
778 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
779 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
780 /* TODO: delete file */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
781 |
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782 return rc; |
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783 } |
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784 |
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785 #endif |
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786 |
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787 |
487 | 788 static void |
1658 | 789 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
790 { | |
791 ngx_http_request_t *r; | |
792 ngx_http_upstream_resolved_t *ur; | |
793 | |
794 r = ctx->data; | |
795 | |
796 r->upstream->resolved->ctx = NULL; | |
797 | |
798 if (ctx->state) { | |
799 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
800 "%V could not be resolved (%i: %s)", | |
801 &ctx->name, ctx->state, | |
802 ngx_resolver_strerror(ctx->state)); | |
803 | |
804 ngx_resolve_name_done(ctx); | |
805 ngx_http_finalize_request(r, NGX_HTTP_BAD_GATEWAY); | |
806 return; | |
807 } | |
808 | |
809 ur = r->upstream->resolved; | |
810 ur->naddrs = ctx->naddrs; | |
811 ur->addrs = ctx->addrs; | |
812 | |
813 #if (NGX_DEBUG) | |
814 { | |
815 in_addr_t addr; | |
816 ngx_uint_t i; | |
817 | |
818 for (i = 0; i < ctx->naddrs; i++) { | |
819 addr = ntohl(ur->addrs[i]); | |
820 | |
821 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
822 "name was resolved to %ud.%ud.%ud.%ud", | |
823 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
824 (addr >> 8) & 0xff, addr & 0xff); | |
825 } | |
826 } | |
827 #endif | |
828 | |
829 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
830 ngx_resolve_name_done(ctx); | |
831 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
832 return; | |
833 } | |
834 | |
835 ngx_resolve_name_done(ctx); | |
836 | |
837 ngx_http_upstream_connect(r, r->upstream); | |
838 } | |
839 | |
840 | |
841 static void | |
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842 ngx_http_upstream_handler(ngx_event_t *ev) |
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843 { |
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844 ngx_connection_t *c; |
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845 ngx_http_request_t *r; |
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846 ngx_http_log_ctx_t *ctx; |
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847 ngx_http_upstream_t *u; |
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848 |
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849 c = ev->data; |
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850 r = c->data; |
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851 |
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852 u = r->upstream; |
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853 c = r->connection; |
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854 |
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855 ctx = c->log->data; |
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856 ctx->current_request = r; |
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857 |
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858 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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859 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
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860 |
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861 if (ev->write) { |
2386
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862 u->write_event_handler(r, u); |
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863 |
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864 } else { |
2386
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865 u->read_event_handler(r, u); |
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866 } |
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867 |
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868 ngx_http_run_posted_requests(c); |
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869 } |
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870 |
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871 |
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872 static void |
509 | 873 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
874 { | |
875 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
876 } | |
877 | |
878 | |
879 static void | |
880 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
881 { | |
882 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
883 } | |
884 | |
885 | |
886 static void | |
887 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
888 ngx_event_t *ev) | |
479 | 889 { |
890 int n; | |
891 char buf[1]; | |
577 | 892 ngx_err_t err; |
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893 ngx_int_t event; |
479 | 894 ngx_connection_t *c; |
895 ngx_http_upstream_t *u; | |
896 | |
527 | 897 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
898 "http upstream check client, write event:%d, \"%V\"", | |
899 ev->write, &r->uri); | |
479 | 900 |
509 | 901 c = r->connection; |
483 | 902 u = r->upstream; |
903 | |
583 | 904 if (c->error) { |
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905 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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906 |
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907 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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908 |
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909 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
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910 ngx_http_upstream_finalize_request(r, u, |
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911 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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912 return; |
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913 } |
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914 } |
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915 |
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916 if (!u->cacheable) { |
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917 ngx_http_upstream_finalize_request(r, u, |
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918 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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919 } |
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920 |
527 | 921 return; |
922 } | |
923 | |
483 | 924 if (u->peer.connection == NULL) { |
925 return; | |
926 } | |
927 | |
479 | 928 #if (NGX_HAVE_KQUEUE) |
929 | |
930 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
931 | |
932 if (!ev->pending_eof) { | |
933 return; | |
934 } | |
935 | |
936 ev->eof = 1; | |
583 | 937 c->error = 1; |
479 | 938 |
939 if (ev->kq_errno) { | |
940 ev->error = 1; | |
941 } | |
942 | |
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943 if (!u->cacheable && u->peer.connection) { |
479 | 944 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
527 | 945 "kevent() reported that client closed prematurely " |
946 "connection, so upstream connection is closed too"); | |
479 | 947 ngx_http_upstream_finalize_request(r, u, |
948 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
949 return; | |
950 } | |
951 | |
952 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
953 "kevent() reported that client closed " | |
954 "prematurely connection"); | |
955 | |
956 if (u->peer.connection == NULL) { | |
957 ngx_http_upstream_finalize_request(r, u, | |
958 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
959 return; | |
960 } | |
961 | |
962 return; | |
963 } | |
964 | |
965 #endif | |
966 | |
967 n = recv(c->fd, buf, 1, MSG_PEEK); | |
968 | |
969 err = ngx_socket_errno; | |
970 | |
1109 | 971 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
972 "http upstream recv(): %d", n); | |
973 | |
479 | 974 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
975 return; | |
976 } | |
977 | |
978 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
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979 |
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980 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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981 |
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982 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
479 | 983 ngx_http_upstream_finalize_request(r, u, |
984 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
985 return; | |
986 } | |
987 } | |
988 | |
989 if (n > 0) { | |
990 return; | |
991 } | |
992 | |
993 if (n == -1) { | |
994 if (err == NGX_EAGAIN) { | |
995 return; | |
996 } | |
997 | |
998 ev->error = 1; | |
999 | |
483 | 1000 } else { /* n == 0 */ |
479 | 1001 err = 0; |
1002 } | |
1003 | |
529 | 1004 ev->eof = 1; |
583 | 1005 c->error = 1; |
529 | 1006 |
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1007 if (!u->cacheable && u->peer.connection) { |
479 | 1008 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
1009 "client closed prematurely connection, " | |
1010 "so upstream connection is closed too"); | |
1011 ngx_http_upstream_finalize_request(r, u, | |
1012 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1013 return; | |
1014 } | |
1015 | |
1016 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
1017 "client closed prematurely connection"); | |
1018 | |
1019 if (u->peer.connection == NULL) { | |
1020 ngx_http_upstream_finalize_request(r, u, | |
1021 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1022 return; | |
1023 } | |
1024 } | |
1025 | |
1026 | |
487 | 1027 static void |
1028 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1029 { |
591 | 1030 ngx_int_t rc; |
665 | 1031 ngx_time_t *tp; |
591 | 1032 ngx_connection_t *c; |
479 | 1033 |
483 | 1034 r->connection->log->action = "connecting to upstream"; |
479 | 1035 |
1036 r->connection->single_connection = 0; | |
1037 | |
889
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1038 if (u->state && u->state->response_sec) { |
665 | 1039 tp = ngx_timeofday(); |
889
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1040 u->state->response_sec = tp->sec - u->state->response_sec; |
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1041 u->state->response_msec = tp->msec - u->state->response_msec; |
665 | 1042 } |
1043 | |
1168
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1044 u->state = ngx_array_push(r->upstream_states); |
665 | 1045 if (u->state == NULL) { |
1046 ngx_http_upstream_finalize_request(r, u, | |
1047 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1048 return; | |
1049 } | |
1050 | |
1051 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
1052 | |
1053 tp = ngx_timeofday(); | |
889
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1054 u->state->response_sec = tp->sec; |
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1055 u->state->response_msec = tp->msec; |
665 | 1056 |
479 | 1057 rc = ngx_event_connect_peer(&u->peer); |
1058 | |
1059 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1060 "http upstream connect: %i", rc); | |
1061 | |
1062 if (rc == NGX_ERROR) { | |
1063 ngx_http_upstream_finalize_request(r, u, | |
1064 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1065 return; | |
1066 } | |
1067 | |
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1068 u->state->peer = u->peer.name; |
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1069 |
543 | 1070 if (rc == NGX_BUSY) { |
1071 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
1378 | 1072 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
1073 return; | |
543 | 1074 } |
1075 | |
1378 | 1076 if (rc == NGX_DECLINED) { |
479 | 1077 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1078 return; | |
1079 } | |
1080 | |
577 | 1081 /* rc == NGX_OK || rc == NGX_AGAIN */ |
1082 | |
479 | 1083 c = u->peer.connection; |
1084 | |
1085 c->data = r; | |
591 | 1086 |
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1087 c->write->handler = ngx_http_upstream_handler; |
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1088 c->read->handler = ngx_http_upstream_handler; |
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1089 |
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1090 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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1091 u->read_event_handler = ngx_http_upstream_process_header; |
479 | 1092 |
1397
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1093 c->sendfile &= r->connection->sendfile; |
1958 | 1094 u->output.sendfile = c->sendfile; |
479 | 1095 |
1096 c->pool = r->pool; | |
2847 | 1097 c->log = r->connection->log; |
1098 c->read->log = c->log; | |
1099 c->write->log = c->log; | |
479 | 1100 |
1101 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
1102 | |
1103 u->writer.out = NULL; | |
1104 u->writer.last = &u->writer.out; | |
1105 u->writer.connection = c; | |
1106 u->writer.limit = 0; | |
1107 | |
1108 if (u->request_sent) { | |
509 | 1109 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
1110 ngx_http_upstream_finalize_request(r, u, | |
1111 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1112 return; | |
1113 } | |
479 | 1114 } |
1115 | |
1064
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1116 if (r->request_body |
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1117 && r->request_body->buf |
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1118 && r->request_body->temp_file |
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1119 && r == r->main) |
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1120 { |
573 | 1121 /* |
1122 * the r->request_body->buf can be reused for one request only, | |
1123 * the subrequests should allocate their own temporay bufs | |
1124 */ | |
1125 | |
1126 u->output.free = ngx_alloc_chain_link(r->pool); | |
1127 if (u->output.free == NULL) { | |
1128 ngx_http_upstream_finalize_request(r, u, | |
1129 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1130 return; | |
479 | 1131 } |
573 | 1132 |
1133 u->output.free->buf = r->request_body->buf; | |
1134 u->output.free->next = NULL; | |
1135 u->output.allocated = 1; | |
1136 | |
1137 r->request_body->buf->pos = r->request_body->buf->start; | |
1138 r->request_body->buf->last = r->request_body->buf->start; | |
1139 r->request_body->buf->tag = u->output.tag; | |
479 | 1140 } |
1141 | |
1142 u->request_sent = 0; | |
1143 | |
1144 if (rc == NGX_AGAIN) { | |
1145 ngx_add_timer(c->write, u->conf->connect_timeout); | |
1146 return; | |
1147 } | |
1148 | |
577 | 1149 #if (NGX_HTTP_SSL) |
1150 | |
1658 | 1151 if (u->ssl && c->ssl == NULL) { |
591 | 1152 ngx_http_upstream_ssl_init_connection(r, u, c); |
577 | 1153 return; |
1154 } | |
1155 | |
1156 #endif | |
1157 | |
479 | 1158 ngx_http_upstream_send_request(r, u); |
1159 } | |
1160 | |
1161 | |
577 | 1162 #if (NGX_HTTP_SSL) |
1163 | |
1164 static void | |
591 | 1165 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
1166 ngx_http_upstream_t *u, ngx_connection_t *c) | |
1167 { | |
884 | 1168 ngx_int_t rc; |
591 | 1169 |
1170 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
1171 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
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1172 != NGX_OK) |
591 | 1173 { |
1174 ngx_http_upstream_finalize_request(r, u, | |
1175 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1176 return; | |
1177 } | |
1178 | |
1179 c->sendfile = 0; | |
619 | 1180 u->output.sendfile = 0; |
591 | 1181 |
2184 | 1182 if (u->conf->ssl_session_reuse) { |
1183 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
1184 ngx_http_upstream_finalize_request(r, u, | |
1185 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1186 return; | |
1187 } | |
591 | 1188 } |
1189 | |
641 | 1190 r->connection->log->action = "SSL handshaking to upstream"; |
1191 | |
591 | 1192 rc = ngx_ssl_handshake(c); |
1193 | |
1194 if (rc == NGX_AGAIN) { | |
1195 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
1196 return; | |
1197 } | |
1198 | |
1199 ngx_http_upstream_ssl_handshake(c); | |
1200 } | |
1201 | |
1202 | |
1203 static void | |
577 | 1204 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
1205 { | |
1206 ngx_http_request_t *r; | |
1207 ngx_http_upstream_t *u; | |
1208 | |
1209 r = c->data; | |
1210 u = r->upstream; | |
1211 | |
1212 if (c->ssl->handshaked) { | |
1213 | |
2184 | 1214 if (u->conf->ssl_session_reuse) { |
1215 u->peer.save_session(&u->peer, u->peer.data); | |
1216 } | |
884 | 1217 |
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1218 c->write->handler = ngx_http_upstream_handler; |
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1219 c->read->handler = ngx_http_upstream_handler; |
577 | 1220 |
1221 ngx_http_upstream_send_request(r, u); | |
1222 | |
1223 return; | |
1224 } | |
1225 | |
1226 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1227 | |
1228 } | |
1229 | |
1230 #endif | |
1231 | |
1232 | |
509 | 1233 static ngx_int_t |
487 | 1234 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1235 { |
1236 ngx_chain_t *cl; | |
1237 | |
509 | 1238 if (u->reinit_request(r) != NGX_OK) { |
1239 return NGX_ERROR; | |
1240 } | |
1241 | |
1705 | 1242 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
1243 | |
1244 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
591 | 1245 sizeof(ngx_table_elt_t)) |
1246 != NGX_OK) | |
509 | 1247 { |
1248 return NGX_ERROR; | |
479 | 1249 } |
1250 | |
1251 /* reinit the request chain */ | |
577 | 1252 |
509 | 1253 for (cl = u->request_bufs; cl; cl = cl->next) { |
479 | 1254 cl->buf->pos = cl->buf->start; |
1255 cl->buf->file_pos = 0; | |
1256 } | |
1257 | |
509 | 1258 /* reinit the subrequest's ngx_output_chain() context */ |
1259 | |
573 | 1260 if (r->request_body && r->request_body->temp_file |
597 | 1261 && r != r->main && u->output.buf) |
573 | 1262 { |
1263 u->output.free = ngx_alloc_chain_link(r->pool); | |
1264 if (u->output.free == NULL) { | |
1265 return NGX_ERROR; | |
509 | 1266 } |
573 | 1267 |
1268 u->output.free->buf = u->output.buf; | |
1269 u->output.free->next = NULL; | |
1270 | |
1271 u->output.buf->pos = u->output.buf->start; | |
1272 u->output.buf->last = u->output.buf->start; | |
509 | 1273 } |
479 | 1274 |
1275 u->output.buf = NULL; | |
1276 u->output.in = NULL; | |
1277 u->output.busy = NULL; | |
577 | 1278 |
581 | 1279 /* reinit u->buffer */ |
577 | 1280 |
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1281 u->buffer.pos = u->buffer.start; |
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1282 |
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1283 #if (NGX_HTTP_CACHE) |
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1284 |
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1285 if (r->cache) { |
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1286 u->buffer.pos += r->cache->header_start; |
479 | 1287 } |
509 | 1288 |
479 | 1289 #endif |
1290 | |
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1291 u->buffer.last = u->buffer.pos; |
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1292 |
509 | 1293 return NGX_OK; |
479 | 1294 } |
1295 | |
1296 | |
487 | 1297 static void |
1298 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1299 { |
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1300 ngx_int_t rc; |
483 | 1301 ngx_connection_t *c; |
577 | 1302 |
479 | 1303 c = u->peer.connection; |
1304 | |
1305 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
1306 "http upstream send request"); | |
1307 | |
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1308 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1309 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1310 return; |
479 | 1311 } |
1312 | |
483 | 1313 c->log->action = "sending request to upstream"; |
479 | 1314 |
509 | 1315 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
479 | 1316 |
1317 u->request_sent = 1; | |
1318 | |
1319 if (rc == NGX_ERROR) { | |
1320 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1321 return; | |
1322 } | |
1323 | |
1324 if (c->write->timer_set) { | |
1325 ngx_del_timer(c->write); | |
1326 } | |
1327 | |
1328 if (rc == NGX_AGAIN) { | |
1329 ngx_add_timer(c->write, u->conf->send_timeout); | |
1330 | |
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1331 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
479 | 1332 ngx_http_upstream_finalize_request(r, u, |
1333 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1334 return; | |
1335 } | |
1336 | |
1337 return; | |
1338 } | |
1339 | |
1340 /* rc == NGX_OK */ | |
1341 | |
1342 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
1343 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
1344 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
1345 ngx_tcp_push_n " failed"); | |
1346 ngx_http_upstream_finalize_request(r, u, | |
1347 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
577 | 1348 return; |
479 | 1349 } |
1350 | |
1351 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
1352 } | |
577 | 1353 |
479 | 1354 ngx_add_timer(c->read, u->conf->read_timeout); |
1355 | |
1356 #if 1 | |
1357 if (c->read->ready) { | |
577 | 1358 |
479 | 1359 /* post aio operation */ |
1360 | |
1361 /* | |
1362 * TODO comment | |
1363 * although we can post aio operation just in the end | |
1364 * of ngx_http_upstream_connect() CHECK IT !!! | |
1365 * it's better to do here because we postpone header buffer allocation | |
1366 */ | |
1367 | |
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1368 ngx_http_upstream_process_header(r, u); |
479 | 1369 return; |
1370 } | |
1371 #endif | |
1372 | |
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1373 u->write_event_handler = ngx_http_upstream_dummy_handler; |
479 | 1374 |
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1375 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
479 | 1376 ngx_http_upstream_finalize_request(r, u, |
1377 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1378 return; | |
1379 } | |
1380 } | |
1381 | |
1382 | |
487 | 1383 static void |
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1384 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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1385 ngx_http_upstream_t *u) |
479 | 1386 { |
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1387 ngx_connection_t *c; |
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1388 |
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1389 c = u->peer.connection; |
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1390 |
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1391 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 1392 "http upstream send request handler"); |
1393 | |
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1394 if (c->write->timedout) { |
479 | 1395 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1396 return; | |
1397 } | |
1398 | |
591 | 1399 #if (NGX_HTTP_SSL) |
1400 | |
1658 | 1401 if (u->ssl && c->ssl == NULL) { |
591 | 1402 ngx_http_upstream_ssl_init_connection(r, u, c); |
1403 return; | |
1404 } | |
1405 | |
1406 #endif | |
1407 | |
651 | 1408 if (u->header_sent) { |
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1409 u->write_event_handler = ngx_http_upstream_dummy_handler; |
651 | 1410 |
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1411 (void) ngx_handle_write_event(c->write, 0); |
651 | 1412 |
1413 return; | |
1414 } | |
1415 | |
479 | 1416 ngx_http_upstream_send_request(r, u); |
1417 } | |
1418 | |
1419 | |
487 | 1420 static void |
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1421 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1422 { |
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1423 ssize_t n; |
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1424 ngx_int_t rc; |
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1425 ngx_connection_t *c; |
479 | 1426 |
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1427 c = u->peer.connection; |
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1428 |
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1429 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
483 | 1430 "http upstream process header"); |
479 | 1431 |
483 | 1432 c->log->action = "reading response header from upstream"; |
479 | 1433 |
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1434 if (c->read->timedout) { |
479 | 1435 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1436 return; | |
1437 } | |
577 | 1438 |
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1439 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1440 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1441 return; |
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1442 } |
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1443 |
581 | 1444 if (u->buffer.start == NULL) { |
1445 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
1446 if (u->buffer.start == NULL) { | |
479 | 1447 ngx_http_upstream_finalize_request(r, u, |
1448 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1449 return; | |
1450 } | |
1451 | |
581 | 1452 u->buffer.pos = u->buffer.start; |
1453 u->buffer.last = u->buffer.start; | |
1454 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
1455 u->buffer.temporary = 1; | |
1456 | |
1457 u->buffer.tag = u->output.tag; | |
479 | 1458 |
1705 | 1459 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
581 | 1460 sizeof(ngx_table_elt_t)) |
1461 != NGX_OK) | |
509 | 1462 { |
1463 ngx_http_upstream_finalize_request(r, u, | |
1464 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1465 return; | |
1466 } | |
1467 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1468 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1469 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1470 if (r->cache) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1471 u->buffer.pos += r->cache->header_start; |
581 | 1472 u->buffer.last = u->buffer.pos; |
479 | 1473 } |
1474 #endif | |
1475 } | |
1476 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1477 for ( ;; ) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1478 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1479 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
|
1480 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1481 if (n == NGX_AGAIN) { |
479 | 1482 #if 0 |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1483 ngx_add_timer(rev, u->read_timeout); |
479 | 1484 #endif |
1485 | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1486 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
|
1487 ngx_http_upstream_finalize_request(r, u, |
479 | 1488 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1489 return; |
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 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1492 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1493 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1494 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1495 if (n == 0) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1496 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
|
1497 "upstream prematurely closed connection"); |
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 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1500 if (n == NGX_ERROR || n == 0) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1501 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
479 | 1502 return; |
1503 } | |
1504 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1505 u->buffer.last += n; |
479 | 1506 |
1507 #if 0 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1508 u->valid_header_in = 0; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1509 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1510 u->peer.cached = 0; |
479 | 1511 #endif |
1512 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1513 rc = u->process_header(r); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1514 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1515 if (rc == NGX_AGAIN) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1516 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1517 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
|
1518 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
|
1519 "upstream sent too big header"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1520 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1521 ngx_http_upstream_next(r, u, |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1522 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1523 return; |
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 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1526 continue; |
479 | 1527 } |
1528 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1529 break; |
479 | 1530 } |
1531 | |
1532 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
1533 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
1534 return; | |
1535 } | |
1536 | |
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
|
1537 if (rc == NGX_ERROR) { |
479 | 1538 ngx_http_upstream_finalize_request(r, u, |
1539 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1540 return; | |
1541 } | |
1542 | |
1543 /* rc == NGX_OK */ | |
1544 | |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1545 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
|
1546 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1547 if (r->subrequest_in_memory) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1548 u->buffer.last = u->buffer.pos; |
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 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1551 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
509 | 1552 return; |
1553 } | |
1554 | |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1555 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
|
1556 return; |
487 | 1557 } |
1558 } | |
1559 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1560 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
515 | 1561 return; |
1562 } | |
1563 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1564 if (!r->subrequest_in_memory) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1565 ngx_http_upstream_send_response(r, u); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1566 return; |
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 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1569 /* subrequest content in memory */ |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1570 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1571 if (u->input_filter == NULL) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1572 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1573 u->input_filter = ngx_http_upstream_non_buffered_filter; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1574 u->input_filter_ctx = r; |
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 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1577 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1578 ngx_http_upstream_finalize_request(r, u, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1579 NGX_HTTP_INTERNAL_SERVER_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1580 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1581 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1582 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1583 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
|
1584 |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1585 if (n) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1586 u->buffer.last -= n; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1587 |
2402 | 1588 u->state->response_length += n; |
1589 | |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1590 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
|
1591 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1592 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1593 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1594 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1595 if (u->length == 0) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1596 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
|
1597 return; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1598 } |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1599 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1600 |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1601 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
|
1602 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1603 ngx_http_upstream_process_body_in_memory(r, u); |
777
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 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1606 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1607 static ngx_int_t |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1608 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
|
1609 { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1610 ngx_uint_t status; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1611 ngx_http_upstream_next_t *un; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1612 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1613 status = u->headers_in.status_n; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1614 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1615 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
|
1616 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1617 if (status != un->status) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1618 continue; |
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 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1621 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
|
1622 ngx_http_upstream_next(r, u, un->mask); |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1623 return NGX_OK; |
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 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1626 #if (NGX_HTTP_CACHE) |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1627 |
2952 | 1628 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
1629 && (u->conf->cache_use_stale & un->mask)) | |
1630 { | |
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1631 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
|
1632 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1633 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
|
1634 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1635 if (rc == NGX_OK) { |
2952 | 1636 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
|
1637 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
|
1638 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1639 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1640 ngx_http_upstream_finalize_request(r, u, rc); |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1641 return NGX_OK; |
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 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1644 #endif |
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 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1647 return NGX_DECLINED; |
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 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1651 static ngx_int_t |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1652 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
|
1653 ngx_http_upstream_t *u) |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1654 { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1655 ngx_int_t status; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1656 ngx_uint_t i; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1657 ngx_table_elt_t *h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1658 ngx_http_err_page_t *err_page; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1659 ngx_http_core_loc_conf_t *clcf; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1660 |
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1661 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
|
1662 |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1663 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
|
1664 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
|
1665 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
|
1666 } |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1667 |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1668 if (!u->conf->intercept_errors) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1669 return NGX_DECLINED; |
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 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1672 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
|
1673 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1674 if (clcf->error_pages == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1675 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1676 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1677 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1678 err_page = clcf->error_pages->elts; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1679 for (i = 0; i < clcf->error_pages->nelts; i++) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1680 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1681 if (err_page[i].status == status) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1682 |
2953
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1683 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
|
1684 && 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
|
1685 { |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1686 h = ngx_list_push(&r->headers_out.headers); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1687 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1688 if (h == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1689 ngx_http_upstream_finalize_request(r, u, |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1690 NGX_HTTP_INTERNAL_SERVER_ERROR); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1691 return NGX_OK; |
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 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1694 *h = *u->headers_in.www_authenticate; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1695 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1696 r->headers_out.www_authenticate = h; |
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 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1699 ngx_http_upstream_finalize_request(r, u, status); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1700 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1701 return NGX_OK; |
920be89a3d2d
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parents:
2244
diff
changeset
|
1702 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1703 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1704 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
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diff
changeset
|
1705 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1706 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1707 |
920be89a3d2d
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parents:
2244
diff
changeset
|
1708 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1709 static ngx_int_t |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1710 ngx_http_upstream_test_connect(ngx_connection_t *c) |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1711 { |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1712 int err; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1713 socklen_t len; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1714 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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parents:
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diff
changeset
|
1715 #if (NGX_HAVE_KQUEUE) |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1716 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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parents:
1143
diff
changeset
|
1717 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
1166 | 1718 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
|
1719 c->log->action = "connecting to upstream"; |
1166 | 1720 (void) ngx_connection_error(c, c->write->kq_errno, |
1721 "kevent() reported that connect() failed"); | |
1722 return NGX_ERROR; | |
1723 } | |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1724 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1725 } else |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1726 #endif |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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parents:
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diff
changeset
|
1727 { |
1166 | 1728 err = 0; |
1729 len = sizeof(int); | |
1730 | |
1731 /* | |
1732 * BSDs and Linux return 0 and set a pending error in err | |
1733 * Solaris returns -1 and sets errno | |
1734 */ | |
1735 | |
1736 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1737 == -1) | |
1738 { | |
1739 err = ngx_errno; | |
1740 } | |
1741 | |
1742 if (err) { | |
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1743 c->log->action = "connecting to upstream"; |
1166 | 1744 (void) ngx_connection_error(c, err, "connect() failed"); |
1745 return NGX_ERROR; | |
1746 } | |
1153
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 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1749 return NGX_OK; |
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 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1752 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1753 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1754 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
|
1755 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1756 ngx_str_t *uri, args; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1757 ngx_uint_t i, flags; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1758 ngx_list_part_t *part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1759 ngx_table_elt_t *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1760 ngx_http_upstream_header_t *hh; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1761 ngx_http_upstream_main_conf_t *umcf; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1762 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1763 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
|
1764 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1765 if (u->headers_in.x_accel_redirect |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1766 && !(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
|
1767 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1768 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1769 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1770 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1771 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1772 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1773 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1774 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1775 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1776 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1777 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1778 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1779 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1780 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1781 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1782 i = 0; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1785 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
|
1786 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1787 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1788 if (hh && hh->redirect) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1789 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
|
1790 ngx_http_finalize_request(r, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1791 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1792 return NGX_DONE; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1797 uri = &u->headers_in.x_accel_redirect->value; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1798 args.len = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1799 args.data = NULL; |
3161 | 1800 flags = NGX_HTTP_LOG_UNSAFE; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1801 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1802 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
|
1803 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1804 return NGX_DONE; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1807 if (flags & NGX_HTTP_ZERO_IN_URI) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1808 r->zero_in_uri = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1809 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1810 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1811 if (r->method != NGX_HTTP_HEAD) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1812 r->method = NGX_HTTP_GET; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1815 r->valid_unparsed_uri = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1816 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1817 ngx_http_internal_redirect(r, uri, &args); |
3120
40b8b398dbbc
fix request counter for X-Accel-Redirect, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3112
diff
changeset
|
1818 ngx_http_finalize_request(r, NGX_DONE); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1819 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1820 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1821 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1822 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1823 h = part->elts; |
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 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1826 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1827 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1828 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1829 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1830 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1831 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1832 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1833 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1834 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1835 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1836 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1837 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
|
1838 h[i].lowcase_key, h[i].key.len)) |
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 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1841 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1842 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1843 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
|
1844 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1845 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1846 if (hh) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1847 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
|
1848 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1849 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1850 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1851 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1852 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1853 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1854 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1855 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1856 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
|
1857 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1858 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1859 return NGX_DONE; |
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 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1862 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1863 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
|
1864 r->headers_out.server->hash = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1865 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1866 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1867 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
|
1868 r->headers_out.date->hash = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1869 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1870 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1871 r->headers_out.status = u->headers_in.status_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1872 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
|
1873 |
3a8a53c0c42f
a prelimiary proxy cache support
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1874 u->headers_in.content_length_n = r->headers_out.content_length_n; |
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1875 |
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1876 if (r->headers_out.content_length_n != -1) { |
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1877 u->length = (size_t) r->headers_out.content_length_n; |
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1878 |
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1879 } else { |
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1880 u->length = NGX_MAX_SIZE_T_VALUE; |
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1881 } |
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1882 |
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1883 return NGX_OK; |
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1884 } |
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1885 |
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1886 |
777
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1887 static void |
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1888 ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
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1889 ngx_http_upstream_t *u) |
777
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1890 { |
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1891 size_t size; |
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1892 ssize_t n; |
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1893 ngx_buf_t *b; |
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1894 ngx_event_t *rev; |
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1895 ngx_connection_t *c; |
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1896 |
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1897 c = u->peer.connection; |
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1898 rev = c->read; |
777
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1899 |
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1900 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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1901 "http upstream process body on memory"); |
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1902 |
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1903 if (rev->timedout) { |
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1904 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
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1905 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
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1906 return; |
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1907 } |
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1908 |
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1909 b = &u->buffer; |
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1910 |
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1911 for ( ;; ) { |
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1912 |
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1913 size = b->end - b->last; |
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1914 |
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1915 if (size == 0) { |
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1916 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
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1917 "upstream buffer is too small to read repsonse"); |
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1918 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1919 return; |
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1920 } |
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1921 |
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1922 n = c->recv(c, b->last, size); |
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1923 |
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1924 if (n == NGX_AGAIN) { |
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1925 break; |
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1926 } |
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1927 |
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1928 if (n == 0 || n == NGX_ERROR) { |
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1929 ngx_http_upstream_finalize_request(r, u, n); |
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1930 return; |
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1931 } |
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1932 |
2402 | 1933 u->state->response_length += n; |
1934 | |
777
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1935 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
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1936 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1937 return; |
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1938 } |
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1939 |
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1940 if (!rev->ready) { |
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1941 break; |
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1942 } |
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1943 } |
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1944 |
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1945 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
777
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1946 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1947 return; |
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1948 } |
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1949 |
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1950 if (rev->active) { |
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1951 ngx_add_timer(rev, u->conf->read_timeout); |
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1952 |
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1953 } else if (rev->timer_set) { |
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1954 ngx_del_timer(rev); |
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1955 } |
681 | 1956 } |
1957 | |
1958 | |
1959 static void | |
1960 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
1961 { | |
1962 int tcp_nodelay; | |
2402 | 1963 ssize_t n; |
681 | 1964 ngx_int_t rc; |
1965 ngx_event_pipe_t *p; | |
1966 ngx_connection_t *c; | |
1967 ngx_http_core_loc_conf_t *clcf; | |
1968 | |
509 | 1969 rc = ngx_http_send_header(r); |
479 | 1970 |
2701 | 1971 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
485 | 1972 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 1973 return; |
1974 } | |
1975 | |
2704
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1976 c = r->connection; |
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1977 |
2701 | 1978 if (r->header_only) { |
2704
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1979 |
2701 | 1980 if (u->cacheable || u->store) { |
2704
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1981 |
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1982 if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { |
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1983 ngx_connection_error(c, ngx_socket_errno, |
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1984 ngx_shutdown_socket_n " failed"); |
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1985 } |
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1986 |
2701 | 1987 r->read_event_handler = ngx_http_request_empty_handler; |
1988 r->write_event_handler = ngx_http_request_empty_handler; | |
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1989 c->error = 1; |
2701 | 1990 |
1991 } else { | |
1992 ngx_http_upstream_finalize_request(r, u, rc); | |
1993 return; | |
1994 } | |
1995 } | |
1996 | |
479 | 1997 u->header_sent = 1; |
1998 | |
573 | 1999 if (r->request_body && r->request_body->temp_file) { |
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2000 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
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2001 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
563 | 2002 } |
2003 | |
581 | 2004 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
2005 | |
649 | 2006 if (!u->buffering) { |
581 | 2007 |
2008 if (u->input_filter == NULL) { | |
2009 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
2010 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
2011 u->input_filter_ctx = r; | |
2012 } | |
2013 | |
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2014 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
581 | 2015 r->write_event_handler = |
2016 ngx_http_upstream_process_non_buffered_downstream; | |
2017 | |
2018 r->limit_rate = 0; | |
2019 | |
2020 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
2021 ngx_http_upstream_finalize_request(r, u, 0); | |
2022 return; | |
2023 } | |
2024 | |
583 | 2025 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
2026 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
2027 | |
2028 tcp_nodelay = 1; | |
2029 | |
2030 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
2031 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
2032 { | |
2033 ngx_connection_error(c, ngx_socket_errno, | |
2034 "setsockopt(TCP_NODELAY) failed"); | |
2035 ngx_http_upstream_finalize_request(r, u, 0); | |
2036 return; | |
2037 } | |
2038 | |
2039 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
2040 } | |
2041 | |
2402 | 2042 n = u->buffer.last - u->buffer.pos; |
2043 | |
2044 if (n) { | |
581 | 2045 u->buffer.last = u->buffer.pos; |
2046 | |
2402 | 2047 u->state->response_length += n; |
2048 | |
2049 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
581 | 2050 ngx_http_upstream_finalize_request(r, u, 0); |
2051 return; | |
2052 } | |
2053 | |
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2054 ngx_http_upstream_process_non_buffered_downstream(r); |
581 | 2055 |
2056 } else { | |
2057 u->buffer.pos = u->buffer.start; | |
2058 u->buffer.last = u->buffer.start; | |
2059 | |
2060 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
2061 ngx_http_upstream_finalize_request(r, u, 0); | |
2062 return; | |
2063 } | |
1468
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2064 |
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2065 if (u->peer.connection->read->ready) { |
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2066 ngx_http_upstream_process_non_buffered_upstream(r, u); |
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2067 } |
581 | 2068 } |
2069 | |
2070 return; | |
2071 } | |
2072 | |
479 | 2073 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
2074 | |
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|
2075 #if (NGX_HTTP_CACHE) |
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2076 |
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2077 if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { |
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2078 ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); |
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2079 r->cache->file.fd = NGX_INVALID_FILE; |
479 | 2080 } |
2081 | |
1565 | 2082 if (u->cacheable) { |
2592
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2083 time_t now, valid; |
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2084 |
2663
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2085 now = ngx_time(); |
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2086 |
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2087 valid = r->cache->valid_sec; |
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2088 |
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2089 if (valid == 0) { |
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2090 valid = ngx_http_file_cache_valid(u->conf->cache_valid, |
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2091 u->headers_in.status_n); |
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2092 if (valid) { |
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|
2093 r->cache->valid_sec = now + valid; |
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2094 } |
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|
2095 } |
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|
2096 |
2592
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|
2097 if (valid) { |
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2098 r->cache->last_modified = r->headers_out.last_modified_time; |
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|
2099 r->cache->date = now; |
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|
2100 r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); |
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|
2101 |
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|
2102 if (r->headers_out.content_length_n != -1) { |
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|
2103 r->cache->length = r->cache->body_start |
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|
2104 + r->headers_out.content_length_n; |
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|
2105 } |
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|
2106 |
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|
2107 ngx_http_file_cache_set_header(r, u->buffer.start); |
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|
2108 |
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|
2109 } else { |
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|
2110 u->cacheable = 0; |
2703
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Igor Sysoev <igor@sysoev.ru>
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2701
diff
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|
2111 r->headers_out.last_modified_time = -1; |
2592
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|
2112 } |
479 | 2113 } |
2114 | |
2690 | 2115 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2116 "http cacheable: %d", u->cacheable); | |
2117 | |
3083
ffe8bfb38184
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Igor Sysoev <igor@sysoev.ru>
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|
2118 if (u->cacheable == 0 && r->cache) { |
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Igor Sysoev <igor@sysoev.ru>
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|
2119 ngx_http_file_cache_free(r, u->pipe->temp_file); |
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Igor Sysoev <igor@sysoev.ru>
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|
2120 } |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2121 |
479 | 2122 #endif |
2123 | |
581 | 2124 p = u->pipe; |
479 | 2125 |
2126 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
2127 p->output_ctx = r; | |
2128 p->tag = u->output.tag; | |
577 | 2129 p->bufs = u->conf->bufs; |
479 | 2130 p->busy_size = u->conf->busy_buffers_size; |
2131 p->upstream = u->peer.connection; | |
583 | 2132 p->downstream = c; |
479 | 2133 p->pool = r->pool; |
583 | 2134 p->log = c->log; |
577 | 2135 |
1565 | 2136 p->cacheable = u->cacheable || u->store; |
479 | 2137 |
501 | 2138 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
2139 if (p->temp_file == NULL) { | |
479 | 2140 ngx_http_upstream_finalize_request(r, u, 0); |
2141 return; | |
2142 } | |
2143 | |
2144 p->temp_file->file.fd = NGX_INVALID_FILE; | |
583 | 2145 p->temp_file->file.log = c->log; |
479 | 2146 p->temp_file->path = u->conf->temp_path; |
2147 p->temp_file->pool = r->pool; | |
577 | 2148 |
2592
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Igor Sysoev <igor@sysoev.ru>
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|
2149 if (p->cacheable) { |
479 | 2150 p->temp_file->persistent = 1; |
1291
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Igor Sysoev <igor@sysoev.ru>
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|
2151 |
479 | 2152 } else { |
667 | 2153 p->temp_file->log_level = NGX_LOG_WARN; |
479 | 2154 p->temp_file->warn = "an upstream response is buffered " |
2155 "to a temporary file"; | |
2156 } | |
2157 | |
2158 p->max_temp_file_size = u->conf->max_temp_file_size; | |
2159 p->temp_file_write_size = u->conf->temp_file_write_size; | |
2160 | |
501 | 2161 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
2162 if (p->preread_bufs == NULL) { | |
479 | 2163 ngx_http_upstream_finalize_request(r, u, 0); |
2164 return; | |
2165 } | |
1291
13a4ce6e7f1e
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Igor Sysoev <igor@sysoev.ru>
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|
2166 |
581 | 2167 p->preread_bufs->buf = &u->buffer; |
479 | 2168 p->preread_bufs->next = NULL; |
581 | 2169 u->buffer.recycled = 1; |
2170 | |
2171 p->preread_size = u->buffer.last - u->buffer.pos; | |
479 | 2172 |
1565 | 2173 if (u->cacheable) { |
1291
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Igor Sysoev <igor@sysoev.ru>
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|
2174 |
479 | 2175 p->buf_to_file = ngx_calloc_buf(r->pool); |
2176 if (p->buf_to_file == NULL) { | |
2177 ngx_http_upstream_finalize_request(r, u, 0); | |
2178 return; | |
2179 } | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2180 |
581 | 2181 p->buf_to_file->pos = u->buffer.start; |
2182 p->buf_to_file->last = u->buffer.pos; | |
479 | 2183 p->buf_to_file->temporary = 1; |
2184 } | |
2185 | |
2186 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
2187 /* the posted aio operation may currupt a shadow buffer */ | |
2188 p->single_buf = 1; | |
2189 } | |
2190 | |
2191 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
2192 p->free_bufs = 1; | |
2193 | |
2194 /* | |
581 | 2195 * event_pipe would do u->buffer.last += p->preread_size |
479 | 2196 * as though these bytes were read |
2197 */ | |
581 | 2198 u->buffer.last = u->buffer.pos; |
479 | 2199 |
2200 if (u->conf->cyclic_temp_file) { | |
2201 | |
2202 /* | |
2203 * we need to disable the use of sendfile() if we use cyclic temp file | |
2204 * because the writing a new data may interfere with sendfile() | |
2205 * that uses the same kernel file pages (at least on FreeBSD) | |
2206 */ | |
2207 | |
2208 p->cyclic_temp_file = 1; | |
583 | 2209 c->sendfile = 0; |
479 | 2210 |
2211 } else { | |
2212 p->cyclic_temp_file = 0; | |
2213 } | |
2214 | |
2215 p->read_timeout = u->conf->read_timeout; | |
2216 p->send_timeout = clcf->send_timeout; | |
2217 p->send_lowat = clcf->send_lowat; | |
2218 | |
2381
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Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2219 u->read_event_handler = ngx_http_upstream_process_upstream; |
509 | 2220 r->write_event_handler = ngx_http_upstream_process_downstream; |
479 | 2221 |
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Igor Sysoev <igor@sysoev.ru>
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2381
diff
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|
2222 ngx_http_upstream_process_upstream(r, u); |
479 | 2223 } |
2224 | |
2225 | |
487 | 2226 static void |
581 | 2227 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
2228 { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2229 ngx_event_t *wev; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
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|
2230 ngx_connection_t *c; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
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|
2231 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
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|
2232 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2233 c = r->connection; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2234 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2235 wev = c->write; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2236 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2237 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2238 "http upstream process non buffered downstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2239 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2240 c->log->action = "sending to client"; |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2241 |
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|
2242 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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2377
diff
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|
2243 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2244 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
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2245 ngx_http_upstream_finalize_request(r, u, 0); |
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Igor Sysoev <igor@sysoev.ru>
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2246 return; |
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|
2247 } |
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fix r2378, run posted requests after upstream event handling
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2248 |
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|
2249 ngx_http_upstream_process_non_buffered_request(r, 1); |
581 | 2250 } |
2251 | |
2252 | |
2253 static void | |
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|
2254 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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Igor Sysoev <igor@sysoev.ru>
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|
2255 ngx_http_upstream_t *u) |
2381
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2256 { |
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|
2257 ngx_connection_t *c; |
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2258 |
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|
2259 c = u->peer.connection; |
2381
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2260 |
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2261 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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fix r2378, run posted requests after upstream event handling
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|
2262 "http upstream process non buffered upstream"); |
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2263 |
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|
2264 c->log->action = "reading upstream"; |
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2265 |
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2266 if (c->read->timedout) { |
2381
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|
2267 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
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|
2268 ngx_http_upstream_finalize_request(r, u, 0); |
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2269 return; |
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2270 } |
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2271 |
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|
2272 ngx_http_upstream_process_non_buffered_request(r, 0); |
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2273 } |
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|
2274 |
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changeset
|
2275 |
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|
2276 static void |
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|
2277 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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changeset
|
2278 ngx_uint_t do_write) |
581 | 2279 { |
2280 size_t size; | |
2281 ssize_t n; | |
2282 ngx_buf_t *b; | |
583 | 2283 ngx_int_t rc; |
2381
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parents:
2377
diff
changeset
|
2284 ngx_connection_t *downstream, *upstream; |
581 | 2285 ngx_http_upstream_t *u; |
2286 ngx_http_core_loc_conf_t *clcf; | |
2287 | |
756
d904b5cb3bba
fix building introduced by previous commit
Igor Sysoev <igor@sysoev.ru>
parents:
755
diff
changeset
|
2288 u = r->upstream; |
884 | 2289 downstream = r->connection; |
2290 upstream = u->peer.connection; | |
581 | 2291 |
2292 b = &u->buffer; | |
2293 | |
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2294 do_write = do_write || u->length == 0; |
581 | 2295 |
2296 for ( ;; ) { | |
2297 | |
2298 if (do_write) { | |
2299 | |
2300 if (u->out_bufs || u->busy_bufs) { | |
583 | 2301 rc = ngx_http_output_filter(r, u->out_bufs); |
2302 | |
2303 if (rc == NGX_ERROR) { | |
581 | 2304 ngx_http_upstream_finalize_request(r, u, 0); |
2305 return; | |
2306 } | |
2307 | |
2308 ngx_chain_update_chains(&u->free_bufs, &u->busy_bufs, | |
2309 &u->out_bufs, u->output.tag); | |
2310 } | |
2311 | |
2312 if (u->busy_bufs == NULL) { | |
2313 | |
2314 if (u->length == 0 | |
884 | 2315 || upstream->read->eof |
2316 || upstream->read->error) | |
581 | 2317 { |
2318 ngx_http_upstream_finalize_request(r, u, 0); | |
2319 return; | |
2320 } | |
2321 | |
2322 b->pos = b->start; | |
2323 b->last = b->start; | |
2324 } | |
2325 } | |
2326 | |
2327 size = b->end - b->last; | |
2328 | |
2329 if (size > u->length) { | |
2330 size = u->length; | |
2331 } | |
2332 | |
884 | 2333 if (size && upstream->read->ready) { |
2334 | |
2335 n = upstream->recv(upstream, b->last, size); | |
581 | 2336 |
2337 if (n == NGX_AGAIN) { | |
2338 break; | |
2339 } | |
2340 | |
2341 if (n > 0) { | |
2402 | 2342 u->state->response_length += n; |
2343 | |
581 | 2344 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
2345 ngx_http_upstream_finalize_request(r, u, 0); | |
2346 return; | |
2347 } | |
2348 } | |
2349 | |
2350 do_write = 1; | |
2351 | |
2352 continue; | |
2353 } | |
2354 | |
2355 break; | |
2356 } | |
2357 | |
2381
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fix r2378, run posted requests after upstream event handling
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parents:
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diff
changeset
|
2358 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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fix r2378, run posted requests after upstream event handling
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diff
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|
2359 |
884 | 2360 if (downstream->data == r) { |
2361 if (ngx_handle_write_event(downstream->write, clcf->send_lowat) | |
2377
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*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2362 != NGX_OK) |
583 | 2363 { |
2364 ngx_http_upstream_finalize_request(r, u, 0); | |
2365 return; | |
2366 } | |
581 | 2367 } |
2368 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2369 if (downstream->write->active && !downstream->write->ready) { |
884 | 2370 ngx_add_timer(downstream->write, clcf->send_timeout); |
2371 | |
2372 } else if (downstream->write->timer_set) { | |
2373 ngx_del_timer(downstream->write); | |
581 | 2374 } |
2375 | |
2377
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*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2376 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
581 | 2377 ngx_http_upstream_finalize_request(r, u, 0); |
2378 return; | |
2379 } | |
2380 | |
1063
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2381 if (upstream->read->active && !upstream->read->ready) { |
884 | 2382 ngx_add_timer(upstream->read, u->conf->read_timeout); |
2383 | |
2384 } else if (upstream->read->timer_set) { | |
2385 ngx_del_timer(upstream->read); | |
581 | 2386 } |
2387 } | |
2388 | |
2389 | |
2390 static ngx_int_t | |
2391 ngx_http_upstream_non_buffered_filter_init(void *data) | |
2392 { | |
2393 return NGX_OK; | |
2394 } | |
2395 | |
2396 | |
2397 static ngx_int_t | |
2398 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
2399 { | |
2400 ngx_http_request_t *r = data; | |
2401 | |
2402 ngx_buf_t *b; | |
2403 ngx_chain_t *cl, **ll; | |
2404 ngx_http_upstream_t *u; | |
2405 | |
2406 u = r->upstream; | |
2407 | |
2408 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
2409 ll = &cl->next; | |
2410 } | |
2411 | |
2412 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
2413 if (cl == NULL) { | |
2414 return NGX_ERROR; | |
2415 } | |
2416 | |
2417 *ll = cl; | |
2418 | |
2419 cl->buf->flush = 1; | |
2420 cl->buf->memory = 1; | |
2421 | |
2422 b = &u->buffer; | |
2423 | |
2424 cl->buf->pos = b->last; | |
2425 b->last += bytes; | |
2426 cl->buf->last = b->last; | |
1908
f2953601ed3c
fix memory leak in long-lived non buffered connections
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parents:
1902
diff
changeset
|
2427 cl->buf->tag = u->output.tag; |
581 | 2428 |
2429 if (u->length == NGX_MAX_SIZE_T_VALUE) { | |
2430 return NGX_OK; | |
2431 } | |
2432 | |
2433 u->length -= bytes; | |
2434 | |
2435 return NGX_OK; | |
2436 } | |
2437 | |
2438 | |
2439 static void | |
509 | 2440 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
2441 { | |
2381
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|
2442 ngx_event_t *wev; |
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|
2443 ngx_connection_t *c; |
509 | 2444 ngx_event_pipe_t *p; |
479 | 2445 ngx_http_upstream_t *u; |
2446 | |
2381
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|
2447 c = r->connection; |
479 | 2448 u = r->upstream; |
581 | 2449 p = u->pipe; |
2381
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|
2450 wev = c->write; |
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|
2451 |
3d7a70173d77
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changeset
|
2452 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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|
2453 "http upstream process downstream"); |
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fix r2378, run posted requests after upstream event handling
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|
2454 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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changeset
|
2455 c->log->action = "sending to client"; |
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fix r2378, run posted requests after upstream event handling
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|
2456 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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diff
changeset
|
2457 if (wev->timedout) { |
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fix r2378, run posted requests after upstream event handling
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|
2458 |
3d7a70173d77
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|
2459 if (wev->delayed) { |
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fix r2378, run posted requests after upstream event handling
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diff
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|
2460 |
3d7a70173d77
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|
2461 wev->timedout = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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|
2462 wev->delayed = 0; |
3d7a70173d77
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|
2463 |
3d7a70173d77
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2464 if (!wev->ready) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2465 ngx_add_timer(wev, p->send_timeout); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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|
2466 |
3d7a70173d77
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2467 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>
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diff
changeset
|
2468 ngx_http_upstream_finalize_request(r, u, 0); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2469 } |
3d7a70173d77
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2470 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2471 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2472 } |
3d7a70173d77
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
2473 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2474 if (ngx_event_pipe(p, wev->write) == NGX_ABORT) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2475 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
|
2476 return; |
527 | 2477 } |
479 | 2478 |
2479 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2480 p->downstream_error = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2481 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2482 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
479 | 2483 } |
2484 | |
2485 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2486 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2487 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2488 |
527 | 2489 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2490 "http downstream delayed"); | |
2491 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2492 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
|
2493 ngx_http_upstream_finalize_request(r, u, 0); |
527 | 2494 } |
2495 | |
2496 return; | |
2497 } | |
2498 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2499 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
479 | 2500 ngx_http_upstream_finalize_request(r, u, 0); |
2501 return; | |
2502 } | |
2503 } | |
577 | 2504 |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2505 ngx_http_upstream_process_request(r); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2506 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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changeset
|
2507 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2508 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2509 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2510 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
|
2511 ngx_http_upstream_t *u) |
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2512 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2513 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2514 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
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2381
diff
changeset
|
2515 c = u->peer.connection; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2516 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2517 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2518 "http upstream process upstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2519 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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changeset
|
2520 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2521 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
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2381
diff
changeset
|
2522 if (c->read->timedout) { |
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2523 u->pipe->upstream_error = 1; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2524 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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changeset
|
2525 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2526 } else { |
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2527 if (ngx_event_pipe(u->pipe, 0) == NGX_ABORT) { |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2528 ngx_http_upstream_finalize_request(r, u, 0); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2529 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2530 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2531 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2532 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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changeset
|
2533 ngx_http_upstream_process_request(r); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2534 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2535 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2536 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2537 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2538 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
|
2539 { |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2540 ngx_uint_t del; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2541 ngx_temp_file_t *tf; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2542 ngx_event_pipe_t *p; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2543 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2544 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2545 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2546 p = u->pipe; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2547 |
479 | 2548 if (u->peer.connection) { |
2549 | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2550 if (u->store) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2551 |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2552 del = p->upstream_error; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2553 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2554 tf = u->pipe->temp_file; |
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2555 |
2463 | 2556 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
|
2557 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2558 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
|
2559 && (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
|
2560 || (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
|
2561 { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2562 ngx_http_upstream_store(r, u); |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2563 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2564 } else { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2565 del = 1; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2566 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2567 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2568 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2569 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
|
2570 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2571 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
|
2572 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2573 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
|
2574 ngx_delete_file_n " \"%s\" failed", |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2575 u->pipe->temp_file->file.name.data); |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2576 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2577 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2578 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2579 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2580 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2581 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2582 if (u->cacheable) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2583 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2584 if (p->upstream_done) { |
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_eof) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2588 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2589 /* TODO: check length & update cache */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2590 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2591 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
|
2592 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2593 } else if (p->upstream_error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2594 ngx_http_file_cache_free(r, u->pipe->temp_file); |
479 | 2595 } |
2596 } | |
2597 | |
2598 #endif | |
2599 | |
2600 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
|
2601 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2602 "http upstream exit: %p", p->out); |
479 | 2603 #if 0 |
2604 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2605 #endif | |
2606 ngx_http_upstream_finalize_request(r, u, 0); | |
2607 return; | |
2608 } | |
2609 } | |
2610 | |
2611 if (p->downstream_error) { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2612 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2613 "http upstream downstream error"); |
479 | 2614 |
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2615 if (!u->cacheable && !u->store && u->peer.connection) { |
479 | 2616 ngx_http_upstream_finalize_request(r, u, 0); |
2617 } | |
2618 } | |
2619 } | |
2620 | |
2621 | |
487 | 2622 static void |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2623 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
|
2624 { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2625 size_t root; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2626 time_t lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2627 ngx_str_t path; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2628 ngx_temp_file_t *tf; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2629 ngx_ext_rename_file_t ext; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2630 |
1777 | 2631 tf = u->pipe->temp_file; |
2632 | |
2633 if (tf->file.fd == NGX_INVALID_FILE) { | |
1291
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 /* create file for empty 200 response */ |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2636 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2637 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
|
2638 if (tf == NULL) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2639 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2640 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2641 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2642 tf->file.fd = NGX_INVALID_FILE; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2643 tf->file.log = r->connection->log; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2644 tf->path = u->conf->temp_path; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2645 tf->pool = r->pool; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2646 tf->persistent = 1; |
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 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
|
2649 tf->persistent, tf->clean, tf->access) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2650 != NGX_OK) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2651 { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2652 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2653 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2654 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2655 u->pipe->temp_file = tf; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2656 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2657 |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2658 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
|
2659 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
|
2660 ext.time = -1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2661 ext.create_path = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2662 ext.delete_file = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2663 ext.log = r->connection->log; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2664 |
1705 | 2665 if (u->headers_in.last_modified) { |
2666 | |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2667 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
|
2668 u->headers_in.last_modified->value.len); |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2669 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2670 if (lm != NGX_ERROR) { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2671 ext.time = lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2672 ext.fd = tf->file.fd; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2673 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2674 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2675 |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2676 if (u->conf->store_lengths == NULL) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2677 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2678 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
|
2679 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2680 } else { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2681 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
|
2682 u->conf->store_values->elts) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2683 == NULL) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2684 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2685 return; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2686 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2687 } |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2688 |
3032
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2689 path.len--; |
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2690 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2691 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
|
2692 "upstream stores \"%s\" to \"%s\"", |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2693 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
|
2694 |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2695 (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
|
2696 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2697 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2698 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2699 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2700 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 2701 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2702 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 2703 "http upstream dummy handler"); |
2704 } | |
2705 | |
2706 | |
487 | 2707 static void |
2708 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
2709 ngx_uint_t ft_type) | |
479 | 2710 { |
884 | 2711 ngx_uint_t status, state; |
479 | 2712 |
2713 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
884 | 2714 "http next upstream, %xi", ft_type); |
479 | 2715 |
2716 #if 0 | |
2717 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2718 #endif | |
2719 | |
525 | 2720 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
884 | 2721 state = NGX_PEER_NEXT; |
525 | 2722 } else { |
884 | 2723 state = NGX_PEER_FAILED; |
479 | 2724 } |
525 | 2725 |
1378 | 2726 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
2727 u->peer.free(&u->peer, u->peer.data, state); | |
2728 } | |
525 | 2729 |
479 | 2730 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
2731 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
2732 "upstream timed out"); | |
2733 } | |
577 | 2734 |
479 | 2735 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
2736 status = 0; | |
2737 | |
2738 } else { | |
2739 switch(ft_type) { | |
2740 | |
2741 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
2742 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
2743 break; | |
2744 | |
2745 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
2746 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
2747 break; | |
2748 | |
2749 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
2750 status = NGX_HTTP_NOT_FOUND; | |
2751 break; | |
2752 | |
2753 /* | |
2754 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
2755 * never reach here | |
2756 */ | |
2757 | |
2758 default: | |
2759 status = NGX_HTTP_BAD_GATEWAY; | |
2760 } | |
2761 } | |
2762 | |
583 | 2763 if (r->connection->error) { |
479 | 2764 ngx_http_upstream_finalize_request(r, u, |
2765 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
2766 return; | |
2767 } | |
2768 | |
2769 if (status) { | |
2770 u->state->status = status; | |
2771 | |
525 | 2772 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
479 | 2773 |
2774 #if (NGX_HTTP_CACHE) | |
2775 | |
2952 | 2776 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
2777 && (u->conf->cache_use_stale & ft_type)) | |
2778 { | |
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2779 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
|
2780 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2781 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
|
2782 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2783 if (rc == NGX_OK) { |
2952 | 2784 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
|
2785 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
|
2786 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2787 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2788 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2789 return; |
2790 } | |
2791 #endif | |
2792 | |
2793 ngx_http_upstream_finalize_request(r, u, status); | |
2794 return; | |
2795 } | |
2796 } | |
2797 | |
2798 if (u->peer.connection) { | |
2799 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2800 "close http upstream connection: %d", | |
2801 u->peer.connection->fd); | |
577 | 2802 #if (NGX_HTTP_SSL) |
884 | 2803 |
577 | 2804 if (u->peer.connection->ssl) { |
884 | 2805 u->peer.connection->ssl->no_wait_shutdown = 1; |
2806 u->peer.connection->ssl->no_send_shutdown = 1; | |
2807 | |
2808 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2809 } |
2810 #endif | |
884 | 2811 |
479 | 2812 ngx_close_connection(u->peer.connection); |
2813 } | |
2814 | |
2815 #if 0 | |
2816 if (u->conf->busy_lock && !u->busy_locked) { | |
2817 ngx_http_upstream_busy_lock(p); | |
2818 return; | |
2819 } | |
2820 #endif | |
2821 | |
2822 ngx_http_upstream_connect(r, u); | |
2823 } | |
2824 | |
2825 | |
487 | 2826 static void |
569 | 2827 ngx_http_upstream_cleanup(void *data) |
2828 { | |
2829 ngx_http_request_t *r = data; | |
2830 | |
1705 | 2831 ngx_http_upstream_t *u; |
2832 | |
569 | 2833 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2834 "cleanup http upstream request: \"%V\"", &r->uri); | |
2835 | |
1705 | 2836 u = r->upstream; |
2837 | |
2838 if (u->resolved && u->resolved->ctx) { | |
2839 ngx_resolve_name_done(u->resolved->ctx); | |
1658 | 2840 } |
2841 | |
1705 | 2842 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
569 | 2843 } |
2844 | |
2845 | |
2846 static void | |
487 | 2847 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
2848 ngx_http_upstream_t *u, ngx_int_t rc) | |
479 | 2849 { |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2850 ngx_time_t *tp; |
563 | 2851 |
483 | 2852 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2853 "finalize http upstream request: %i", rc); | |
479 | 2854 |
2413 | 2855 if (u->cleanup) { |
2856 *u->cleanup = NULL; | |
2857 } | |
569 | 2858 |
1658 | 2859 if (u->state && u->state->response_sec) { |
563 | 2860 tp = ngx_timeofday(); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2861 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
|
2862 u->state->response_msec = tp->msec - u->state->response_msec; |
2402 | 2863 |
2864 if (u->pipe) { | |
2865 u->state->response_length = u->pipe->read_length; | |
2866 } | |
563 | 2867 } |
2868 | |
479 | 2869 u->finalize_request(r, rc); |
2870 | |
1658 | 2871 if (u->peer.free) { |
2872 u->peer.free(&u->peer, u->peer.data, 0); | |
2873 } | |
884 | 2874 |
479 | 2875 if (u->peer.connection) { |
884 | 2876 |
577 | 2877 #if (NGX_HTTP_SSL) |
2878 | |
2879 /* TODO: do not shutdown persistent connection */ | |
2880 | |
2881 if (u->peer.connection->ssl) { | |
884 | 2882 |
2883 /* | |
2884 * We send the "close notify" shutdown alert to the upstream only | |
2885 * and do not wait its "close notify" shutdown alert. | |
2886 * It is acceptable according to the TLS standard. | |
2887 */ | |
2888 | |
2889 u->peer.connection->ssl->no_wait_shutdown = 1; | |
2890 | |
2891 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2892 } |
2893 #endif | |
884 | 2894 |
2895 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2896 "close http upstream connection: %d", | |
2897 u->peer.connection->fd); | |
2898 | |
479 | 2899 ngx_close_connection(u->peer.connection); |
2900 } | |
2901 | |
483 | 2902 u->peer.connection = NULL; |
2903 | |
581 | 2904 if (u->pipe && u->pipe->temp_file) { |
479 | 2905 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2906 "http upstream temp fd: %d", | |
581 | 2907 u->pipe->temp_file->file.fd); |
479 | 2908 } |
2909 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2910 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2911 |
3012
f958084d4c12
fix segfault introduced in r3007
Igor Sysoev <igor@sysoev.ru>
parents:
3006
diff
changeset
|
2912 if (u->cacheable && r->cache) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2913 time_t valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2914 |
479 | 2915 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2916 "http upstream cache fd: %d", |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2917 r->cache->file.fd); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2918 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2919 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
|
2920 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2921 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
|
2922 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2923 if (valid) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2924 r->cache->valid_sec = ngx_time() + valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2925 r->cache->error = rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2926 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2927 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2928 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2929 ngx_http_file_cache_free(r, u->pipe->temp_file); |
479 | 2930 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2931 |
479 | 2932 #endif |
2933 | |
2692 | 2934 if (u->header_sent |
2935 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2936 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2937 rc = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2938 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2939 |
515 | 2940 if (rc == NGX_DECLINED) { |
2941 return; | |
2942 } | |
2943 | |
483 | 2944 r->connection->log->action = "sending to client"; |
2945 | |
2971
87ddbe960172
fix ngx_http_send_special() for subrequests handled by perl
Igor Sysoev <igor@sysoev.ru>
parents:
2957
diff
changeset
|
2946 if (rc == 0) { |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2947 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
479 | 2948 } |
2949 | |
2950 ngx_http_finalize_request(r, rc); | |
2951 } | |
2952 | |
2953 | |
509 | 2954 static ngx_int_t |
2955 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
2956 ngx_uint_t offset) | |
577 | 2957 { |
509 | 2958 ngx_table_elt_t **ph; |
577 | 2959 |
509 | 2960 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
2961 | |
2962 if (*ph == NULL) { | |
2963 *ph = h; | |
2964 } | |
2965 | |
2966 return NGX_OK; | |
2967 } | |
2968 | |
2969 | |
2970 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
|
2971 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
|
2972 ngx_uint_t offset) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2973 { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2974 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2975 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2976 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2977 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2978 static ngx_int_t |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2979 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 2980 ngx_table_elt_t *h, ngx_uint_t offset) |
2981 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2982 ngx_array_t *pa; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2983 ngx_table_elt_t **ph; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2984 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2985 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2986 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2987 pa = &u->headers_in.cache_control; |
509 | 2988 |
2989 if (pa->elts == NULL) { | |
2990 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
2991 { | |
2992 return NGX_ERROR; | |
2993 } | |
2994 } | |
2995 | |
2996 ph = ngx_array_push(pa); | |
2997 if (ph == NULL) { | |
2998 return NGX_ERROR; | |
2999 } | |
3000 | |
3001 *ph = h; | |
3002 | |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3003 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3004 { |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3005 u_char *p, *last; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3006 ngx_int_t n; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3007 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3008 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
|
3009 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3010 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3011 |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3012 if (r->cache == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3013 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3014 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3015 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3016 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
|
3017 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3018 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3019 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3020 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
|
3021 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3022 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
|
3023 != NULL) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3024 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3025 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3026 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3027 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3028 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3029 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
|
3030 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3031 if (p == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3032 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3033 } |
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 n = 0; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3036 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3037 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
|
3038 if (*p == ';' || *p == ' ') { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3039 break; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3040 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3041 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3042 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
|
3043 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
|
3044 continue; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3045 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3046 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3047 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3048 return NGX_OK; |
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 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3051 if (n == 0) { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3052 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3053 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3054 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3055 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3056 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
|
3057 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3058 #endif |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3059 |
509 | 3060 return NGX_OK; |
3061 } | |
3062 | |
3063 | |
3064 static ngx_int_t | |
2666 | 3065 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
3066 ngx_uint_t offset) | |
3067 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3068 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3069 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3070 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3071 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
|
3072 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3073 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3074 { |
2666 | 3075 time_t expires; |
3076 | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3077 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
|
3078 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3079 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3080 |
2666 | 3081 if (r->cache == NULL) { |
3082 return NGX_OK; | |
3083 } | |
3084 | |
3085 if (r->cache->valid_sec != 0) { | |
3086 return NGX_OK; | |
3087 } | |
3088 | |
3089 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
3090 | |
3091 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
|
3092 u->cacheable = 0; |
2666 | 3093 return NGX_OK; |
3094 } | |
3095 | |
3096 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
|
3097 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3098 #endif |
2666 | 3099 |
3100 return NGX_OK; | |
3101 } | |
3102 | |
3103 | |
3104 static ngx_int_t | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3105 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
|
3106 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
|
3107 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3108 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3109 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3110 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3111 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
|
3112 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3113 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3114 { |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3115 u_char *p; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3116 size_t len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3117 ngx_int_t n; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3118 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3119 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
|
3120 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3121 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3122 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3123 if (r->cache == NULL) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3124 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3125 } |
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 len = h->value.len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3128 p = h->value.data; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3129 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3130 if (p[0] != '@') { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3131 n = ngx_atoi(p, len); |
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 switch (n) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3134 case 0: |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3135 u->cacheable = 0; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3136 case NGX_ERROR: |
2667 | 3137 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3138 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3139 default: |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3140 r->cache->valid_sec = ngx_time() + n; |
2667 | 3141 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3142 } |
2667 | 3143 } |
3144 | |
3145 p++; | |
3146 len--; | |
3147 | |
3148 n = ngx_atoi(p, len); | |
3149 | |
3150 if (n != NGX_ERROR) { | |
3151 r->cache->valid_sec = n; | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3152 } |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3153 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3154 #endif |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3155 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3156 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3157 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3158 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3159 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3160 static ngx_int_t |
527 | 3161 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
3162 ngx_uint_t offset) | |
577 | 3163 { |
527 | 3164 ngx_int_t n; |
3165 | |
3166 r->upstream->headers_in.x_accel_limit_rate = h; | |
3167 | |
3168 n = ngx_atoi(h->value.data, h->value.len); | |
3169 | |
3170 if (n != NGX_ERROR) { | |
3171 r->limit_rate = (size_t) n; | |
3172 } | |
3173 | |
3174 return NGX_OK; | |
3175 } | |
3176 | |
3177 | |
3178 static ngx_int_t | |
649 | 3179 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
3180 ngx_uint_t offset) | |
3181 { | |
3182 u_char c0, c1, c2; | |
3183 | |
3184 if (r->upstream->conf->change_buffering) { | |
3185 | |
3186 if (h->value.len == 2) { | |
3187 c0 = ngx_tolower(h->value.data[0]); | |
3188 c1 = ngx_tolower(h->value.data[1]); | |
3189 | |
3190 if (c0 == 'n' && c1 == 'o') { | |
3191 r->upstream->buffering = 0; | |
3192 } | |
3193 | |
3194 } else if (h->value.len == 3) { | |
3195 c0 = ngx_tolower(h->value.data[0]); | |
3196 c1 = ngx_tolower(h->value.data[1]); | |
3197 c2 = ngx_tolower(h->value.data[2]); | |
3198 | |
3199 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
3200 r->upstream->buffering = 1; | |
3201 } | |
3202 } | |
3203 } | |
3204 | |
3205 return NGX_OK; | |
3206 } | |
3207 | |
3208 | |
3209 static ngx_int_t | |
657 | 3210 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
3211 ngx_uint_t offset) | |
3212 { | |
3213 r->headers_out.override_charset = &h->value; | |
3214 | |
3215 return NGX_OK; | |
3216 } | |
3217 | |
3218 | |
3219 static ngx_int_t | |
509 | 3220 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
3221 ngx_uint_t offset) | |
3222 { | |
573 | 3223 ngx_table_elt_t *ho, **ph; |
509 | 3224 |
3225 ho = ngx_list_push(&r->headers_out.headers); | |
3226 if (ho == NULL) { | |
3227 return NGX_ERROR; | |
3228 } | |
3229 | |
3230 *ho = *h; | |
3231 | |
573 | 3232 if (offset) { |
3233 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
3234 *ph = ho; | |
3235 } | |
3236 | |
509 | 3237 return NGX_OK; |
3238 } | |
3239 | |
3240 | |
3241 static ngx_int_t | |
3242 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
3243 ngx_table_elt_t *h, ngx_uint_t offset) | |
3244 { | |
3245 ngx_array_t *pa; | |
3246 ngx_table_elt_t *ho, **ph; | |
3247 | |
3248 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
3249 | |
3250 if (pa->elts == NULL) { | |
3251 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3252 { | |
3253 return NGX_ERROR; | |
3254 } | |
3255 } | |
3256 | |
3257 ph = ngx_array_push(pa); | |
3258 if (ph == NULL) { | |
3259 return NGX_ERROR; | |
3260 } | |
3261 | |
3262 ho = ngx_list_push(&r->headers_out.headers); | |
3263 if (ho == NULL) { | |
3264 return NGX_ERROR; | |
3265 } | |
3266 | |
3267 *ho = *h; | |
3268 *ph = ho; | |
3269 | |
3270 return NGX_OK; | |
3271 } | |
3272 | |
3273 | |
3274 static ngx_int_t | |
3275 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3276 ngx_uint_t offset) | |
3277 { | |
657 | 3278 u_char *p, *last; |
3279 | |
3280 r->headers_out.content_type_len = h->value.len; | |
509 | 3281 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
|
3282 r->headers_out.content_type_lowcase = NULL; |
509 | 3283 |
657 | 3284 for (p = h->value.data; *p; p++) { |
3285 | |
3286 if (*p != ';') { | |
3287 continue; | |
3288 } | |
3289 | |
3290 last = p; | |
3291 | |
3292 while (*++p == ' ') { /* void */ } | |
3293 | |
1968 | 3294 if (*p == '\0') { |
3295 return NGX_OK; | |
3296 } | |
3297 | |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3298 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
657 | 3299 continue; |
3300 } | |
3301 | |
3302 p += 8; | |
3303 | |
3304 r->headers_out.content_type_len = last - h->value.data; | |
3305 | |
2244 | 3306 if (*p == '"') { |
3307 p++; | |
3308 } | |
3309 | |
3310 last = h->value.data + h->value.len; | |
3311 | |
3312 if (*(last - 1) == '"') { | |
3313 last--; | |
3314 } | |
3315 | |
3316 r->headers_out.charset.len = last - p; | |
657 | 3317 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
|
3318 |
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3319 return NGX_OK; |
657 | 3320 } |
3321 | |
509 | 3322 return NGX_OK; |
3323 } | |
3324 | |
3325 | |
3326 static ngx_int_t | |
3327 ngx_http_upstream_copy_content_length(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3328 ngx_uint_t offset) | |
3329 { | |
3330 ngx_table_elt_t *ho; | |
3331 | |
3332 ho = ngx_list_push(&r->headers_out.headers); | |
3333 if (ho == NULL) { | |
3334 return NGX_ERROR; | |
3335 } | |
3336 | |
3337 *ho = *h; | |
3338 | |
3339 r->headers_out.content_length = ho; | |
3340 r->headers_out.content_length_n = ngx_atoof(h->value.data, h->value.len); | |
3341 | |
3342 return NGX_OK; | |
3343 } | |
3344 | |
3345 | |
3346 static ngx_int_t | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3347 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
|
3348 ngx_uint_t offset) |
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 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3351 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3352 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3353 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3354 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3355 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3356 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3357 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3358 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3359 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
|
3360 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3361 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3362 |
2952 | 3363 if (r->upstream->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3364 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
|
3365 h->value.len); |
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 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3369 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3370 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3371 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3372 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3373 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3374 static ngx_int_t |
509 | 3375 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
3376 ngx_uint_t offset) | |
3377 { | |
3378 ngx_int_t rc; | |
3379 ngx_table_elt_t *ho; | |
3380 | |
3381 ho = ngx_list_push(&r->headers_out.headers); | |
3382 if (ho == NULL) { | |
3383 return NGX_ERROR; | |
3384 } | |
3385 | |
3386 *ho = *h; | |
3387 | |
3388 if (r->upstream->rewrite_redirect) { | |
3389 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
3390 | |
529 | 3391 if (rc == NGX_DECLINED) { |
3392 return NGX_OK; | |
3393 } | |
3394 | |
509 | 3395 if (rc == NGX_OK) { |
3396 r->headers_out.location = ho; | |
3397 | |
3398 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
3399 "rewritten location: \"%V\"", &ho->value); | |
3400 } | |
3401 | |
3402 return rc; | |
3403 } | |
3404 | |
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3405 if (ho->value.data[0] != '/') { |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3406 r->headers_out.location = ho; |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3407 } |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3408 |
509 | 3409 /* |
3410 * we do not set r->headers_out.location here to avoid the handling | |
3411 * the local redirects without a host name by ngx_http_header_filter() | |
3412 */ | |
3413 | |
3414 return NGX_OK; | |
3415 } | |
3416 | |
3417 | |
3418 static ngx_int_t | |
3419 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3420 ngx_uint_t offset) | |
3421 { | |
3422 u_char *p; | |
3423 ngx_int_t rc; | |
3424 ngx_table_elt_t *ho; | |
3425 | |
3426 ho = ngx_list_push(&r->headers_out.headers); | |
3427 if (ho == NULL) { | |
3428 return NGX_ERROR; | |
3429 } | |
3430 | |
3431 *ho = *h; | |
3432 | |
3433 if (r->upstream->rewrite_redirect) { | |
3434 | |
1549 | 3435 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
509 | 3436 |
3437 if (p) { | |
3438 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
3439 | |
3440 } else { | |
3441 return NGX_OK; | |
3442 } | |
3443 | |
529 | 3444 if (rc == NGX_DECLINED) { |
3445 return NGX_OK; | |
3446 } | |
3447 | |
509 | 3448 if (rc == NGX_OK) { |
1654 | 3449 r->headers_out.refresh = ho; |
3450 | |
509 | 3451 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3452 "rewritten refresh: \"%V\"", &ho->value); | |
3453 } | |
3454 | |
3455 return rc; | |
3456 } | |
3457 | |
1654 | 3458 r->headers_out.refresh = ho; |
3459 | |
509 | 3460 return NGX_OK; |
3461 } | |
3462 | |
3463 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3464 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3465 ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3466 ngx_table_elt_t *h, ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3467 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3468 ngx_table_elt_t *ho; |
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>
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2536
diff
changeset
|
3470 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3471 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3472 if (r->cached) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3473 r->allow_ranges = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3474 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3475 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3476 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3477 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3478 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3479 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3480 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3481 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3482 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3483 } |
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 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3486 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3487 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
|
3488 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3489 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3490 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3491 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3492 |
509 | 3493 #if (NGX_HTTP_GZIP) |
3494 | |
3495 static ngx_int_t | |
3496 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
3497 ngx_table_elt_t *h, ngx_uint_t offset) | |
3498 { | |
3499 ngx_table_elt_t *ho; | |
3500 | |
3501 ho = ngx_list_push(&r->headers_out.headers); | |
3502 if (ho == NULL) { | |
3503 return NGX_ERROR; | |
3504 } | |
3505 | |
3506 *ho = *h; | |
3507 | |
3508 r->headers_out.content_encoding = ho; | |
3509 | |
3510 return NGX_OK; | |
3511 } | |
3512 | |
3513 #endif | |
3514 | |
3515 | |
487 | 3516 static ngx_int_t |
573 | 3517 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
479 | 3518 { |
880 | 3519 ngx_http_variable_t *var, *v; |
479 | 3520 |
573 | 3521 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
3522 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
3523 if (var == NULL) { | |
3524 return NGX_ERROR; | |
3525 } | |
3526 | |
637 | 3527 var->get_handler = v->get_handler; |
573 | 3528 var->data = v->data; |
3529 } | |
3530 | |
479 | 3531 return NGX_OK; |
3532 } | |
509 | 3533 |
3534 | |
573 | 3535 static ngx_int_t |
1181 | 3536 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
3537 ngx_http_variable_value_t *v, uintptr_t data) | |
3538 { | |
3539 u_char *p; | |
3540 size_t len; | |
3541 ngx_uint_t i; | |
3542 ngx_http_upstream_state_t *state; | |
3543 | |
3544 v->valid = 1; | |
1565 | 3545 v->no_cacheable = 0; |
1181 | 3546 v->not_found = 0; |
3547 | |
3548 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3549 v->not_found = 1; | |
3550 return NGX_OK; | |
3551 } | |
3552 | |
3553 len = 0; | |
3554 state = r->upstream_states->elts; | |
3555 | |
3556 for (i = 0; i < r->upstream_states->nelts; i++) { | |
3557 if (state[i].peer) { | |
3558 len += state[i].peer->len + 2; | |
3559 | |
3560 } else { | |
3561 len += 3; | |
3562 } | |
3563 } | |
3564 | |
2049 | 3565 p = ngx_pnalloc(r->pool, len); |
1181 | 3566 if (p == NULL) { |
3567 return NGX_ERROR; | |
3568 } | |
3569 | |
3570 v->data = p; | |
3571 | |
3572 i = 0; | |
3573 | |
3574 for ( ;; ) { | |
3575 if (state[i].peer) { | |
3576 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
3577 } | |
3578 | |
3579 if (++i == r->upstream_states->nelts) { | |
3580 break; | |
3581 } | |
3582 | |
3583 if (state[i].peer) { | |
3584 *p++ = ','; | |
3585 *p++ = ' '; | |
3586 | |
3587 } else { | |
3588 *p++ = ' '; | |
3589 *p++ = ':'; | |
3590 *p++ = ' '; | |
3591 | |
3592 if (++i == r->upstream_states->nelts) { | |
3593 break; | |
3594 } | |
3595 | |
3596 continue; | |
3597 } | |
3598 } | |
3599 | |
3600 v->len = p - v->data; | |
3601 | |
3602 return NGX_OK; | |
3603 } | |
3604 | |
3605 | |
3606 static ngx_int_t | |
573 | 3607 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
3608 ngx_http_variable_value_t *v, uintptr_t data) | |
3609 { | |
3610 u_char *p; | |
3611 size_t len; | |
3612 ngx_uint_t i; | |
3613 ngx_http_upstream_state_t *state; | |
3614 | |
3615 v->valid = 1; | |
1565 | 3616 v->no_cacheable = 0; |
573 | 3617 v->not_found = 0; |
3618 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3619 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3620 v->not_found = 1; |
3621 return NGX_OK; | |
3622 } | |
3623 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3624 len = r->upstream_states->nelts * (3 + 2); |
573 | 3625 |
2049 | 3626 p = ngx_pnalloc(r->pool, len); |
573 | 3627 if (p == NULL) { |
3628 return NGX_ERROR; | |
3629 } | |
3630 | |
3631 v->data = p; | |
3632 | |
3633 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
|
3634 state = r->upstream_states->elts; |
573 | 3635 |
3636 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3637 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
|
3638 p = ngx_sprintf(p, "%ui", state[i].status); |
573 | 3639 |
3640 } else { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3641 *p++ = '-'; |
573 | 3642 } |
3643 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3644 if (++i == r->upstream_states->nelts) { |
573 | 3645 break; |
3646 } | |
3647 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3648 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
|
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 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3651 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3652 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3653 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3654 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3655 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3656 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3657 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
|
3658 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3659 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3660 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3661 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3662 } |
573 | 3663 } |
3664 | |
3665 v->len = p - v->data; | |
3666 | |
3667 return NGX_OK; | |
3668 } | |
3669 | |
3670 | |
3671 static ngx_int_t | |
3672 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
3673 ngx_http_variable_value_t *v, uintptr_t data) | |
3674 { | |
3675 u_char *p; | |
3676 size_t len; | |
3677 ngx_uint_t i; | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3678 ngx_msec_int_t ms; |
573 | 3679 ngx_http_upstream_state_t *state; |
3680 | |
3681 v->valid = 1; | |
1565 | 3682 v->no_cacheable = 0; |
573 | 3683 v->not_found = 0; |
3684 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3685 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3686 v->not_found = 1; |
3687 return NGX_OK; | |
3688 } | |
3689 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3690 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
573 | 3691 |
2049 | 3692 p = ngx_pnalloc(r->pool, len); |
573 | 3693 if (p == NULL) { |
3694 return NGX_ERROR; | |
3695 } | |
3696 | |
3697 v->data = p; | |
3698 | |
3699 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
|
3700 state = r->upstream_states->elts; |
573 | 3701 |
3702 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3703 if (state[i].status) { |
1640 | 3704 ms = (ngx_msec_int_t) |
3705 (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
|
3706 ms = (ms >= 0) ? ms : 0; |
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3707 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
|
3708 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3709 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3710 *p++ = '-'; |
573 | 3711 } |
3712 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3713 if (++i == r->upstream_states->nelts) { |
573 | 3714 break; |
3715 } | |
3716 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3717 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
|
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 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3720 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3721 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3722 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3723 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3724 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3725 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3726 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
|
3727 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3728 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3729 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3730 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3731 } |
573 | 3732 } |
3733 | |
3734 v->len = p - v->data; | |
3735 | |
3736 return NGX_OK; | |
3737 } | |
3738 | |
3739 | |
2402 | 3740 static ngx_int_t |
3741 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
3742 ngx_http_variable_value_t *v, uintptr_t data) | |
3743 { | |
3744 u_char *p; | |
3745 size_t len; | |
3746 ngx_uint_t i; | |
3747 ngx_http_upstream_state_t *state; | |
3748 | |
3749 v->valid = 1; | |
3750 v->no_cacheable = 0; | |
3751 v->not_found = 0; | |
3752 | |
3753 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3754 v->not_found = 1; | |
3755 return NGX_OK; | |
3756 } | |
3757 | |
3758 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
3759 | |
3760 p = ngx_pnalloc(r->pool, len); | |
3761 if (p == NULL) { | |
3762 return NGX_ERROR; | |
3763 } | |
3764 | |
3765 v->data = p; | |
3766 | |
3767 i = 0; | |
3768 state = r->upstream_states->elts; | |
3769 | |
3770 for ( ;; ) { | |
3771 p = ngx_sprintf(p, "%O", state[i].response_length); | |
3772 | |
3773 if (++i == r->upstream_states->nelts) { | |
3774 break; | |
3775 } | |
3776 | |
3777 if (state[i].peer) { | |
3778 *p++ = ','; | |
3779 *p++ = ' '; | |
3780 | |
3781 } else { | |
3782 *p++ = ' '; | |
3783 *p++ = ':'; | |
3784 *p++ = ' '; | |
3785 | |
3786 if (++i == r->upstream_states->nelts) { | |
3787 break; | |
3788 } | |
3789 | |
3790 continue; | |
3791 } | |
3792 } | |
3793 | |
3794 v->len = p - v->data; | |
3795 | |
3796 return NGX_OK; | |
3797 } | |
3798 | |
3799 | |
1162 | 3800 ngx_int_t |
3801 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
3802 ngx_http_variable_value_t *v, uintptr_t data) | |
3803 { | |
3804 if (r->upstream == NULL) { | |
3805 v->not_found = 1; | |
3806 return NGX_OK; | |
3807 } | |
3808 | |
3809 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
3810 &r->upstream->headers_in.headers.part, | |
3811 sizeof("upstream_http_") - 1); | |
3812 } | |
3813 | |
3814 | |
2952 | 3815 #if (NGX_HTTP_CACHE) |
3816 | |
3817 ngx_int_t | |
3818 ngx_http_upstream_cache_status(ngx_http_request_t *r, | |
3819 ngx_http_variable_value_t *v, uintptr_t data) | |
3820 { | |
3821 ngx_uint_t n; | |
3822 | |
3823 if (r->upstream == NULL || r->upstream->cache_status == 0) { | |
3824 v->not_found = 1; | |
3825 return NGX_OK; | |
3826 } | |
3827 | |
3828 n = r->upstream->cache_status - 1; | |
3829 | |
3830 v->valid = 1; | |
3831 v->no_cacheable = 0; | |
3832 v->not_found = 0; | |
3833 v->len = ngx_http_cache_status[n].len; | |
3834 v->data = ngx_http_cache_status[n].data; | |
3835 | |
3836 return NGX_OK; | |
3837 } | |
3838 | |
3839 #endif | |
3840 | |
3841 | |
651 | 3842 static char * |
3843 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
3844 { | |
884 | 3845 char *rv; |
3846 void *mconf; | |
3847 ngx_str_t *value; | |
3848 ngx_url_t u; | |
3849 ngx_uint_t m; | |
3850 ngx_conf_t pcf; | |
3851 ngx_http_module_t *module; | |
3852 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
3853 ngx_http_upstream_srv_conf_t *uscf; | |
3854 | |
3855 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3856 | |
3857 value = cf->args->elts; | |
3858 u.host = value[1]; | |
3859 u.no_resolve = 1; | |
3860 | |
3861 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
3862 |NGX_HTTP_UPSTREAM_WEIGHT | |
3863 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
3864 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
3865 |NGX_HTTP_UPSTREAM_DOWN | |
3866 |NGX_HTTP_UPSTREAM_BACKUP); | |
3867 if (uscf == NULL) { | |
3868 return NGX_CONF_ERROR; | |
3869 } | |
3870 | |
651 | 3871 |
3872 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
3873 if (ctx == NULL) { | |
3874 return NGX_CONF_ERROR; | |
3875 } | |
3876 | |
884 | 3877 http_ctx = cf->ctx; |
3878 ctx->main_conf = http_ctx->main_conf; | |
651 | 3879 |
3880 /* the upstream{}'s srv_conf */ | |
3881 | |
3882 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3883 if (ctx->srv_conf == NULL) { | |
3884 return NGX_CONF_ERROR; | |
3885 } | |
3886 | |
3887 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
3888 | |
884 | 3889 uscf->srv_conf = ctx->srv_conf; |
3890 | |
651 | 3891 |
3892 /* the upstream{}'s loc_conf */ | |
3893 | |
3894 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3895 if (ctx->loc_conf == NULL) { | |
3896 return NGX_CONF_ERROR; | |
3897 } | |
3898 | |
3899 for (m = 0; ngx_modules[m]; m++) { | |
3900 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
3901 continue; | |
3902 } | |
3903 | |
3904 module = ngx_modules[m]->ctx; | |
3905 | |
884 | 3906 if (module->create_srv_conf) { |
3907 mconf = module->create_srv_conf(cf); | |
3908 if (mconf == NULL) { | |
3909 return NGX_CONF_ERROR; | |
3910 } | |
3911 | |
3912 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
3913 } | |
3914 | |
651 | 3915 if (module->create_loc_conf) { |
3916 mconf = module->create_loc_conf(cf); | |
3917 if (mconf == NULL) { | |
3918 return NGX_CONF_ERROR; | |
3919 } | |
3920 | |
3921 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
3922 } | |
3923 } | |
3924 | |
3925 | |
3926 /* parse inside upstream{} */ | |
3927 | |
3928 pcf = *cf; | |
3929 cf->ctx = ctx; | |
3930 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
3931 | |
3932 rv = ngx_conf_parse(cf, NULL); | |
3933 | |
3934 *cf = pcf; | |
3935 | |
3936 if (rv != NGX_CONF_OK) { | |
3937 return rv; | |
3938 } | |
3939 | |
3940 if (uscf->servers == NULL) { | |
3941 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
3942 "no servers are inside upstream"); | |
3943 return NGX_CONF_ERROR; | |
3944 } | |
3945 | |
3946 return rv; | |
3947 } | |
3948 | |
3949 | |
3950 static char * | |
3951 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
3952 { | |
3953 ngx_http_upstream_srv_conf_t *uscf = conf; | |
3954 | |
884 | 3955 time_t fail_timeout; |
3956 ngx_str_t *value, s; | |
3957 ngx_url_t u; | |
3958 ngx_int_t weight, max_fails; | |
3959 ngx_uint_t i; | |
3960 ngx_http_upstream_server_t *us; | |
651 | 3961 |
3962 if (uscf->servers == NULL) { | |
884 | 3963 uscf->servers = ngx_array_create(cf->pool, 4, |
3964 sizeof(ngx_http_upstream_server_t)); | |
651 | 3965 if (uscf->servers == NULL) { |
3966 return NGX_CONF_ERROR; | |
3967 } | |
3968 } | |
3969 | |
884 | 3970 us = ngx_array_push(uscf->servers); |
3971 if (us == NULL) { | |
651 | 3972 return NGX_CONF_ERROR; |
3973 } | |
3974 | |
884 | 3975 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
3976 | |
651 | 3977 value = cf->args->elts; |
3978 | |
3979 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3980 | |
3981 u.url = value[1]; | |
906 | 3982 u.default_port = 80; |
651 | 3983 |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
3984 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
651 | 3985 if (u.err) { |
3986 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
3987 "%s in upstream \"%V\"", u.err, &u.url); | |
3988 } | |
3989 | |
3990 return NGX_CONF_ERROR; | |
3991 } | |
3992 | |
663 | 3993 weight = 1; |
884 | 3994 max_fails = 1; |
3995 fail_timeout = 10; | |
3996 | |
3997 for (i = 2; i < cf->args->nelts; i++) { | |
3998 | |
3999 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
4000 | |
4001 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
4002 goto invalid; | |
4003 } | |
4004 | |
4005 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
663 | 4006 |
4007 if (weight == NGX_ERROR || weight == 0) { | |
4008 goto invalid; | |
4009 } | |
4010 | |
884 | 4011 continue; |
4012 } | |
4013 | |
4014 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
4015 | |
4016 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
4017 goto invalid; | |
4018 } | |
4019 | |
4020 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
4021 | |
4022 if (max_fails == NGX_ERROR) { | |
4023 goto invalid; | |
4024 } | |
4025 | |
4026 continue; | |
663 | 4027 } |
884 | 4028 |
4029 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
4030 | |
4031 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
4032 goto invalid; | |
4033 } | |
4034 | |
4035 s.len = value[i].len - 13; | |
4036 s.data = &value[i].data[13]; | |
4037 | |
4038 fail_timeout = ngx_parse_time(&s, 1); | |
4039 | |
1973 | 4040 if (fail_timeout == NGX_ERROR) { |
884 | 4041 goto invalid; |
4042 } | |
4043 | |
4044 continue; | |
4045 } | |
4046 | |
1378 | 4047 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
4048 | |
4049 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
4050 goto invalid; | |
4051 } | |
4052 | |
4053 us->backup = 1; | |
4054 | |
4055 continue; | |
4056 } | |
4057 | |
884 | 4058 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
4059 | |
4060 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
4061 goto invalid; | |
4062 } | |
4063 | |
4064 us->down = 1; | |
4065 | |
4066 continue; | |
4067 } | |
4068 | |
4069 goto invalid; | |
663 | 4070 } |
4071 | |
884 | 4072 us->addrs = u.addrs; |
4073 us->naddrs = u.naddrs; | |
4074 us->weight = weight; | |
4075 us->max_fails = max_fails; | |
4076 us->fail_timeout = fail_timeout; | |
651 | 4077 |
4078 return NGX_CONF_OK; | |
663 | 4079 |
4080 invalid: | |
4081 | |
884 | 4082 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4083 "invalid parameter \"%V\"", &value[i]); | |
663 | 4084 |
4085 return NGX_CONF_ERROR; | |
651 | 4086 } |
4087 | |
4088 | |
4089 ngx_http_upstream_srv_conf_t * | |
884 | 4090 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
651 | 4091 { |
4092 ngx_uint_t i; | |
884 | 4093 ngx_http_upstream_server_t *us; |
651 | 4094 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
4095 ngx_http_upstream_main_conf_t *umcf; | |
4096 | |
884 | 4097 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
4098 | |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4099 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
651 | 4100 if (u->err) { |
4101 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4102 "%s in upstream \"%V\"", u->err, &u->url); | |
4103 } | |
4104 | |
4105 return NULL; | |
4106 } | |
4107 } | |
4108 | |
4109 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
4110 | |
4111 uscfp = umcf->upstreams.elts; | |
4112 | |
4113 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
906 | 4114 |
4115 if (uscfp[i]->host.len != u->host.len | |
884 | 4116 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
4117 != 0) | |
4118 { | |
651 | 4119 continue; |
4120 } | |
4121 | |
884 | 4122 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
4123 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
651 | 4124 { |
884 | 4125 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4126 "duplicate upstream \"%V\"", &u->host); | |
4127 return NULL; | |
651 | 4128 } |
884 | 4129 |
906 | 4130 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
884 | 4131 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
906 | 4132 "upstream \"%V\" may not have port %d", |
4133 &u->host, u->port); | |
4134 return NULL; | |
4135 } | |
4136 | |
4137 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
4138 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
4139 "upstream \"%V\" may not have port %d in %s:%ui", | |
4140 &u->host, uscfp[i]->port, | |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4141 uscfp[i]->file_name, uscfp[i]->line); |
906 | 4142 return NULL; |
4143 } | |
4144 | |
4145 if (uscfp[i]->port != u->port) { | |
4146 continue; | |
884 | 4147 } |
4148 | |
1340 | 4149 if (uscfp[i]->default_port && u->default_port |
4150 && uscfp[i]->default_port != u->default_port) | |
4151 { | |
4152 continue; | |
4153 } | |
4154 | |
884 | 4155 return uscfp[i]; |
651 | 4156 } |
4157 | |
4158 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
4159 if (uscf == NULL) { | |
4160 return NULL; | |
4161 } | |
4162 | |
884 | 4163 uscf->flags = flags; |
651 | 4164 uscf->host = u->host; |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4165 uscf->file_name = cf->conf_file->file.name.data; |
651 | 4166 uscf->line = cf->conf_file->line; |
906 | 4167 uscf->port = u->port; |
4168 uscf->default_port = u->default_port; | |
884 | 4169 |
4170 if (u->naddrs == 1) { | |
4171 uscf->servers = ngx_array_create(cf->pool, 1, | |
4172 sizeof(ngx_http_upstream_server_t)); | |
4173 if (uscf->servers == NULL) { | |
4174 return NGX_CONF_ERROR; | |
4175 } | |
4176 | |
4177 us = ngx_array_push(uscf->servers); | |
4178 if (us == NULL) { | |
4179 return NGX_CONF_ERROR; | |
4180 } | |
4181 | |
4182 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
4183 | |
4184 us->addrs = u->addrs; | |
4185 us->naddrs = u->naddrs; | |
4186 } | |
651 | 4187 |
4188 uscfp = ngx_array_push(&umcf->upstreams); | |
4189 if (uscfp == NULL) { | |
4190 return NULL; | |
4191 } | |
4192 | |
4193 *uscfp = uscf; | |
4194 | |
4195 return uscf; | |
4196 } | |
4197 | |
4198 | |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4199 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
|
4200 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
|
4201 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
|
4202 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
|
4203 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4204 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
|
4205 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
|
4206 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
|
4207 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
|
4208 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4209 if (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
|
4210 && 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
|
4211 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4212 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
|
4213 |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4214 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
|
4215 #if (NGX_HTTP_CACHE) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4216 && ((conf->cache == NULL) == (prev->cache == NULL)) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4217 #endif |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4218 ) |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4219 { |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4220 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
|
4221 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4222 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4223 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
|
4224 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
|
4225 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4226 } else { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4227 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
|
4228 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
|
4229 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4230 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4231 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
|
4232 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
|
4233 } |
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 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
|
4237 != NGX_OK) |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4238 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4239 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 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
|
4243 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
|
4244 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
|
4245 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
|
4246 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4247 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4248 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
|
4249 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
|
4250 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
|
4251 } |
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 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
|
4254 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4255 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
|
4256 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4257 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
|
4258 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4259 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
|
4260 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4261 for (j = 0; j < hide_headers.nelts; j++) { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4262 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
|
4263 goto exist; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4264 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4265 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4266 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4267 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
|
4268 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
|
4269 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
|
4270 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4271 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4272 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
|
4273 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
|
4274 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
|
4275 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4276 exist: |
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 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4279 } |
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 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4282 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
|
4283 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4284 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
|
4285 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
|
4286 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4287 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
|
4288 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
|
4289 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4290 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
|
4291 continue; |
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 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
|
4295 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
|
4296 break; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4297 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4298 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4299 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4300 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4301 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4302 hash->hash = &conf->hide_headers_hash; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4303 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
|
4304 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
|
4305 hash->temp_pool = NULL; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4306 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4307 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
|
4308 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4309 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4310 |
509 | 4311 static void * |
4312 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
4313 { | |
4314 ngx_http_upstream_main_conf_t *umcf; | |
4315 | |
4316 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
4317 if (umcf == NULL) { | |
4318 return NULL; | |
4319 } | |
4320 | |
651 | 4321 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
4322 sizeof(ngx_http_upstream_srv_conf_t *)) | |
4323 != NGX_OK) | |
4324 { | |
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4325 return NULL; |
651 | 4326 } |
4327 | |
509 | 4328 return umcf; |
4329 } | |
4330 | |
4331 | |
4332 static char * | |
651 | 4333 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
509 | 4334 { |
4335 ngx_http_upstream_main_conf_t *umcf = conf; | |
4336 | |
651 | 4337 ngx_uint_t i; |
4338 ngx_array_t headers_in; | |
4339 ngx_hash_key_t *hk; | |
4340 ngx_hash_init_t hash; | |
884 | 4341 ngx_http_upstream_init_pt init; |
651 | 4342 ngx_http_upstream_header_t *header; |
4343 ngx_http_upstream_srv_conf_t **uscfp; | |
4344 | |
4345 uscfp = umcf->upstreams.elts; | |
4346 | |
4347 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
884 | 4348 |
4349 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
4350 ngx_http_upstream_init_round_robin; | |
4351 | |
4352 if (init(cf, uscfp[i]) != NGX_OK) { | |
651 | 4353 return NGX_CONF_ERROR; |
4354 } | |
4355 } | |
649 | 4356 |
663 | 4357 |
884 | 4358 /* upstream_headers_in_hash */ |
4359 | |
649 | 4360 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
4361 != NGX_OK) | |
509 | 4362 { |
4363 return NGX_CONF_ERROR; | |
4364 } | |
4365 | |
649 | 4366 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
4367 hk = ngx_array_push(&headers_in); | |
4368 if (hk == NULL) { | |
4369 return NGX_CONF_ERROR; | |
4370 } | |
4371 | |
4372 hk->key = header->name; | |
4373 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
4374 hk->value = header; | |
4375 } | |
4376 | |
4377 hash.hash = &umcf->headers_in_hash; | |
4378 hash.key = ngx_hash_key_lc; | |
4379 hash.max_size = 512; | |
751
bae59a740c40
align hash bucket size to cache line
Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4380 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
649 | 4381 hash.name = "upstream_headers_in_hash"; |
4382 hash.pool = cf->pool; | |
4383 hash.temp_pool = NULL; | |
4384 | |
4385 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
4386 return NGX_CONF_ERROR; | |
4387 } | |
509 | 4388 |
4389 return NGX_CONF_OK; | |
4390 } |