Mercurial > hg > nginx-quic
annotate src/http/ngx_http_upstream.c @ 4120:42135dd1f0ea
Upstream: keepalive flag.
This patch introduces r->upstream->keepalive flag, which is set by protocol
handlers if connection to upstream is in good state and can be kept alive.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Thu, 15 Sep 2011 19:03:15 +0000 |
parents | b66712cde67d |
children | 0ee350b5177c |
rev | line source |
---|---|
479 | 1 |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4 */ | |
5 | |
6 | |
7 #include <ngx_config.h> | |
8 #include <ngx_core.h> | |
9 #include <ngx_http.h> | |
10 | |
11 | |
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12 #if (NGX_HTTP_CACHE) |
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13 static ngx_int_t ngx_http_upstream_cache(ngx_http_request_t *r, |
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14 ngx_http_upstream_t *u); |
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15 static ngx_int_t ngx_http_upstream_cache_send(ngx_http_request_t *r, |
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16 ngx_http_upstream_t *u); |
2952 | 17 static ngx_int_t ngx_http_upstream_cache_status(ngx_http_request_t *r, |
18 ngx_http_variable_value_t *v, uintptr_t data); | |
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19 #endif |
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20 |
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21 static void ngx_http_upstream_init_request(ngx_http_request_t *r); |
1658 | 22 static void ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx); |
509 | 23 static void ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r); |
24 static void ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r); | |
25 static void ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
26 ngx_event_t *ev); | |
479 | 27 static void ngx_http_upstream_connect(ngx_http_request_t *r, |
487 | 28 ngx_http_upstream_t *u); |
509 | 29 static ngx_int_t ngx_http_upstream_reinit(ngx_http_request_t *r, |
487 | 30 ngx_http_upstream_t *u); |
479 | 31 static void ngx_http_upstream_send_request(ngx_http_request_t *r, |
487 | 32 ngx_http_upstream_t *u); |
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33 static void ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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34 ngx_http_upstream_t *u); |
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35 static void ngx_http_upstream_process_header(ngx_http_request_t *r, |
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36 ngx_http_upstream_t *u); |
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37 static ngx_int_t ngx_http_upstream_test_next(ngx_http_request_t *r, |
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38 ngx_http_upstream_t *u); |
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39 static ngx_int_t ngx_http_upstream_intercept_errors(ngx_http_request_t *r, |
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40 ngx_http_upstream_t *u); |
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41 static ngx_int_t ngx_http_upstream_test_connect(ngx_connection_t *c); |
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42 static ngx_int_t ngx_http_upstream_process_headers(ngx_http_request_t *r, |
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43 ngx_http_upstream_t *u); |
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44 static void ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
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45 ngx_http_upstream_t *u); |
479 | 46 static void ngx_http_upstream_send_response(ngx_http_request_t *r, |
487 | 47 ngx_http_upstream_t *u); |
581 | 48 static void |
49 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r); | |
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50 static void |
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51 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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52 ngx_http_upstream_t *u); |
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53 static void |
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54 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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55 ngx_uint_t do_write); |
581 | 56 static ngx_int_t ngx_http_upstream_non_buffered_filter_init(void *data); |
57 static ngx_int_t ngx_http_upstream_non_buffered_filter(void *data, | |
58 ssize_t bytes); | |
509 | 59 static void ngx_http_upstream_process_downstream(ngx_http_request_t *r); |
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60 static void ngx_http_upstream_process_upstream(ngx_http_request_t *r, |
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61 ngx_http_upstream_t *u); |
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62 static void ngx_http_upstream_process_request(ngx_http_request_t *r); |
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63 static void ngx_http_upstream_store(ngx_http_request_t *r, |
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64 ngx_http_upstream_t *u); |
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65 static void ngx_http_upstream_dummy_handler(ngx_http_request_t *r, |
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66 ngx_http_upstream_t *u); |
479 | 67 static void ngx_http_upstream_next(ngx_http_request_t *r, |
487 | 68 ngx_http_upstream_t *u, ngx_uint_t ft_type); |
569 | 69 static void ngx_http_upstream_cleanup(void *data); |
479 | 70 static void ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
487 | 71 ngx_http_upstream_t *u, ngx_int_t rc); |
479 | 72 |
509 | 73 static ngx_int_t ngx_http_upstream_process_header_line(ngx_http_request_t *r, |
74 ngx_table_elt_t *h, ngx_uint_t offset); | |
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75 static ngx_int_t ngx_http_upstream_process_content_length(ngx_http_request_t *r, |
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76 ngx_table_elt_t *h, ngx_uint_t offset); |
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77 static ngx_int_t ngx_http_upstream_process_set_cookie(ngx_http_request_t *r, |
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78 ngx_table_elt_t *h, ngx_uint_t offset); |
509 | 79 static ngx_int_t |
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80 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 81 ngx_table_elt_t *h, ngx_uint_t offset); |
82 static ngx_int_t ngx_http_upstream_ignore_header_line(ngx_http_request_t *r, | |
83 ngx_table_elt_t *h, ngx_uint_t offset); | |
2666 | 84 static ngx_int_t ngx_http_upstream_process_expires(ngx_http_request_t *r, |
85 ngx_table_elt_t *h, ngx_uint_t offset); | |
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86 static ngx_int_t ngx_http_upstream_process_accel_expires(ngx_http_request_t *r, |
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87 ngx_table_elt_t *h, ngx_uint_t offset); |
527 | 88 static ngx_int_t ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, |
89 ngx_table_elt_t *h, ngx_uint_t offset); | |
649 | 90 static ngx_int_t ngx_http_upstream_process_buffering(ngx_http_request_t *r, |
509 | 91 ngx_table_elt_t *h, ngx_uint_t offset); |
657 | 92 static ngx_int_t ngx_http_upstream_process_charset(ngx_http_request_t *r, |
93 ngx_table_elt_t *h, ngx_uint_t offset); | |
649 | 94 static ngx_int_t ngx_http_upstream_copy_header_line(ngx_http_request_t *r, |
509 | 95 ngx_table_elt_t *h, ngx_uint_t offset); |
96 static ngx_int_t | |
97 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
98 ngx_table_elt_t *h, ngx_uint_t offset); | |
99 static ngx_int_t ngx_http_upstream_copy_content_type(ngx_http_request_t *r, | |
100 ngx_table_elt_t *h, ngx_uint_t offset); | |
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101 static ngx_int_t ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, |
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102 ngx_table_elt_t *h, ngx_uint_t offset); |
509 | 103 static ngx_int_t ngx_http_upstream_rewrite_location(ngx_http_request_t *r, |
104 ngx_table_elt_t *h, ngx_uint_t offset); | |
105 static ngx_int_t ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, | |
106 ngx_table_elt_t *h, ngx_uint_t offset); | |
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107 static ngx_int_t ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
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108 ngx_table_elt_t *h, ngx_uint_t offset); |
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109 |
509 | 110 #if (NGX_HTTP_GZIP) |
111 static ngx_int_t ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
112 ngx_table_elt_t *h, ngx_uint_t offset); | |
113 #endif | |
114 | |
573 | 115 static ngx_int_t ngx_http_upstream_add_variables(ngx_conf_t *cf); |
1181 | 116 static ngx_int_t ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
117 ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 118 static ngx_int_t ngx_http_upstream_status_variable(ngx_http_request_t *r, |
119 ngx_http_variable_value_t *v, uintptr_t data); | |
120 static ngx_int_t ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
121 ngx_http_variable_value_t *v, uintptr_t data); | |
2402 | 122 static ngx_int_t ngx_http_upstream_response_length_variable( |
123 ngx_http_request_t *r, ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 124 |
651 | 125 static char *ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy); |
126 static char *ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, | |
127 void *conf); | |
128 | |
509 | 129 static void *ngx_http_upstream_create_main_conf(ngx_conf_t *cf); |
651 | 130 static char *ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf); |
509 | 131 |
577 | 132 #if (NGX_HTTP_SSL) |
591 | 133 static void ngx_http_upstream_ssl_init_connection(ngx_http_request_t *, |
134 ngx_http_upstream_t *u, ngx_connection_t *c); | |
577 | 135 static void ngx_http_upstream_ssl_handshake(ngx_connection_t *c); |
136 #endif | |
137 | |
509 | 138 |
139 ngx_http_upstream_header_t ngx_http_upstream_headers_in[] = { | |
140 | |
141 { ngx_string("Status"), | |
142 ngx_http_upstream_process_header_line, | |
143 offsetof(ngx_http_upstream_headers_in_t, status), | |
649 | 144 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 145 |
146 { ngx_string("Content-Type"), | |
147 ngx_http_upstream_process_header_line, | |
148 offsetof(ngx_http_upstream_headers_in_t, content_type), | |
673 | 149 ngx_http_upstream_copy_content_type, 0, 1 }, |
509 | 150 |
151 { ngx_string("Content-Length"), | |
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152 ngx_http_upstream_process_content_length, |
509 | 153 offsetof(ngx_http_upstream_headers_in_t, content_length), |
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154 ngx_http_upstream_ignore_header_line, 0, 0 }, |
509 | 155 |
156 { ngx_string("Date"), | |
157 ngx_http_upstream_process_header_line, | |
158 offsetof(ngx_http_upstream_headers_in_t, date), | |
649 | 159 ngx_http_upstream_copy_header_line, |
160 offsetof(ngx_http_headers_out_t, date), 0 }, | |
509 | 161 |
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162 { ngx_string("Last-Modified"), |
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163 ngx_http_upstream_process_header_line, |
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164 offsetof(ngx_http_upstream_headers_in_t, last_modified), |
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165 ngx_http_upstream_copy_last_modified, 0, 0 }, |
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166 |
3037 | 167 { ngx_string("ETag"), |
168 ngx_http_upstream_process_header_line, | |
169 offsetof(ngx_http_upstream_headers_in_t, etag), | |
170 ngx_http_upstream_copy_header_line, | |
171 offsetof(ngx_http_headers_out_t, etag), 0 }, | |
172 | |
509 | 173 { ngx_string("Server"), |
174 ngx_http_upstream_process_header_line, | |
175 offsetof(ngx_http_upstream_headers_in_t, server), | |
649 | 176 ngx_http_upstream_copy_header_line, |
177 offsetof(ngx_http_headers_out_t, server), 0 }, | |
509 | 178 |
529 | 179 { ngx_string("WWW-Authenticate"), |
180 ngx_http_upstream_process_header_line, | |
181 offsetof(ngx_http_upstream_headers_in_t, www_authenticate), | |
182 ngx_http_upstream_copy_header_line, 0, 0 }, | |
183 | |
509 | 184 { ngx_string("Location"), |
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185 ngx_http_upstream_process_header_line, |
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186 offsetof(ngx_http_upstream_headers_in_t, location), |
515 | 187 ngx_http_upstream_rewrite_location, 0, 0 }, |
509 | 188 |
189 { ngx_string("Refresh"), | |
190 ngx_http_upstream_ignore_header_line, 0, | |
515 | 191 ngx_http_upstream_rewrite_refresh, 0, 0 }, |
192 | |
193 { ngx_string("Set-Cookie"), | |
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194 ngx_http_upstream_process_set_cookie, 0, |
531 | 195 ngx_http_upstream_copy_header_line, 0, 1 }, |
196 | |
197 { ngx_string("Content-Disposition"), | |
198 ngx_http_upstream_ignore_header_line, 0, | |
199 ngx_http_upstream_copy_header_line, 0, 1 }, | |
509 | 200 |
201 { ngx_string("Cache-Control"), | |
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202 ngx_http_upstream_process_cache_control, 0, |
509 | 203 ngx_http_upstream_copy_multi_header_lines, |
515 | 204 offsetof(ngx_http_headers_out_t, cache_control), 1 }, |
509 | 205 |
573 | 206 { ngx_string("Expires"), |
2666 | 207 ngx_http_upstream_process_expires, 0, |
573 | 208 ngx_http_upstream_copy_header_line, |
209 offsetof(ngx_http_headers_out_t, expires), 1 }, | |
210 | |
577 | 211 { ngx_string("Accept-Ranges"), |
212 ngx_http_upstream_process_header_line, | |
213 offsetof(ngx_http_upstream_headers_in_t, accept_ranges), | |
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214 ngx_http_upstream_copy_allow_ranges, |
577 | 215 offsetof(ngx_http_headers_out_t, accept_ranges), 1 }, |
216 | |
509 | 217 { ngx_string("Connection"), |
218 ngx_http_upstream_ignore_header_line, 0, | |
515 | 219 ngx_http_upstream_ignore_header_line, 0, 0 }, |
509 | 220 |
641 | 221 { ngx_string("Keep-Alive"), |
222 ngx_http_upstream_ignore_header_line, 0, | |
223 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
224 | |
509 | 225 { ngx_string("X-Powered-By"), |
226 ngx_http_upstream_ignore_header_line, 0, | |
649 | 227 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 228 |
229 { ngx_string("X-Accel-Expires"), | |
2664 | 230 ngx_http_upstream_process_accel_expires, 0, |
649 | 231 ngx_http_upstream_copy_header_line, 0, 0 }, |
515 | 232 |
233 { ngx_string("X-Accel-Redirect"), | |
234 ngx_http_upstream_process_header_line, | |
235 offsetof(ngx_http_upstream_headers_in_t, x_accel_redirect), | |
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236 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 237 |
527 | 238 { ngx_string("X-Accel-Limit-Rate"), |
239 ngx_http_upstream_process_limit_rate, 0, | |
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240 ngx_http_upstream_copy_header_line, 0, 0 }, |
527 | 241 |
649 | 242 { ngx_string("X-Accel-Buffering"), |
243 ngx_http_upstream_process_buffering, 0, | |
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244 ngx_http_upstream_copy_header_line, 0, 0 }, |
649 | 245 |
657 | 246 { ngx_string("X-Accel-Charset"), |
247 ngx_http_upstream_process_charset, 0, | |
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248 ngx_http_upstream_copy_header_line, 0, 0 }, |
657 | 249 |
509 | 250 #if (NGX_HTTP_GZIP) |
251 { ngx_string("Content-Encoding"), | |
252 ngx_http_upstream_process_header_line, | |
253 offsetof(ngx_http_upstream_headers_in_t, content_encoding), | |
515 | 254 ngx_http_upstream_copy_content_encoding, 0, 0 }, |
509 | 255 #endif |
256 | |
515 | 257 { ngx_null_string, NULL, 0, NULL, 0, 0 } |
509 | 258 }; |
479 | 259 |
260 | |
651 | 261 static ngx_command_t ngx_http_upstream_commands[] = { |
262 | |
263 { ngx_string("upstream"), | |
264 NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1, | |
265 ngx_http_upstream, | |
266 0, | |
267 0, | |
268 NULL }, | |
269 | |
270 { ngx_string("server"), | |
884 | 271 NGX_HTTP_UPS_CONF|NGX_CONF_1MORE, |
651 | 272 ngx_http_upstream_server, |
273 NGX_HTTP_SRV_CONF_OFFSET, | |
274 0, | |
275 NULL }, | |
276 | |
277 ngx_null_command | |
278 }; | |
279 | |
280 | |
281 static ngx_http_module_t ngx_http_upstream_module_ctx = { | |
573 | 282 ngx_http_upstream_add_variables, /* preconfiguration */ |
509 | 283 NULL, /* postconfiguration */ |
284 | |
285 ngx_http_upstream_create_main_conf, /* create main configuration */ | |
651 | 286 ngx_http_upstream_init_main_conf, /* init main configuration */ |
479 | 287 |
288 NULL, /* create server configuration */ | |
289 NULL, /* merge server configuration */ | |
290 | |
291 NULL, /* create location configuration */ | |
292 NULL /* merge location configuration */ | |
293 }; | |
577 | 294 |
479 | 295 |
296 ngx_module_t ngx_http_upstream_module = { | |
509 | 297 NGX_MODULE_V1, |
479 | 298 &ngx_http_upstream_module_ctx, /* module context */ |
651 | 299 ngx_http_upstream_commands, /* module directives */ |
479 | 300 NGX_HTTP_MODULE, /* module type */ |
541 | 301 NULL, /* init master */ |
479 | 302 NULL, /* init module */ |
541 | 303 NULL, /* init process */ |
304 NULL, /* init thread */ | |
305 NULL, /* exit thread */ | |
306 NULL, /* exit process */ | |
307 NULL, /* exit master */ | |
308 NGX_MODULE_V1_PADDING | |
479 | 309 }; |
310 | |
311 | |
573 | 312 static ngx_http_variable_t ngx_http_upstream_vars[] = { |
313 | |
1181 | 314 { ngx_string("upstream_addr"), NULL, |
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315 ngx_http_upstream_addr_variable, 0, |
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316 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
1181 | 317 |
637 | 318 { ngx_string("upstream_status"), NULL, |
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319 ngx_http_upstream_status_variable, 0, |
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320 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 321 |
637 | 322 { ngx_string("upstream_response_time"), NULL, |
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323 ngx_http_upstream_response_time_variable, 0, |
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324 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 325 |
2402 | 326 { ngx_string("upstream_response_length"), NULL, |
327 ngx_http_upstream_response_length_variable, 0, | |
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328 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
2402 | 329 |
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330 #if (NGX_HTTP_CACHE) |
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331 |
2952 | 332 { ngx_string("upstream_cache_status"), NULL, |
333 ngx_http_upstream_cache_status, 0, | |
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334 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
2952 | 335 |
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336 #endif |
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337 |
637 | 338 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
573 | 339 }; |
340 | |
341 | |
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342 static ngx_http_upstream_next_t ngx_http_upstream_next_errors[] = { |
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343 { 500, NGX_HTTP_UPSTREAM_FT_HTTP_500 }, |
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344 { 502, NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
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345 { 503, NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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346 { 504, NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
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347 { 404, NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
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348 { 0, 0 } |
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349 }; |
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350 |
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351 |
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352 ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[] = { |
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353 { ngx_string("GET"), NGX_HTTP_GET}, |
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354 { ngx_string("HEAD"), NGX_HTTP_HEAD }, |
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355 { ngx_string("POST"), NGX_HTTP_POST }, |
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356 { ngx_null_string, 0 } |
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357 }; |
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358 |
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359 |
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360 ngx_conf_bitmask_t ngx_http_upstream_ignore_headers_masks[] = { |
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361 { ngx_string("X-Accel-Redirect"), NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT }, |
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362 { ngx_string("X-Accel-Expires"), NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES }, |
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363 { ngx_string("Expires"), NGX_HTTP_UPSTREAM_IGN_EXPIRES }, |
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364 { ngx_string("Cache-Control"), NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL }, |
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365 { ngx_string("Set-Cookie"), NGX_HTTP_UPSTREAM_IGN_SET_COOKIE }, |
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366 { ngx_null_string, 0 } |
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367 }; |
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368 |
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369 |
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370 ngx_int_t |
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371 ngx_http_upstream_create(ngx_http_request_t *r) |
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372 { |
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373 ngx_http_upstream_t *u; |
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374 |
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375 u = r->upstream; |
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376 |
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377 if (u && u->cleanup) { |
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378 r->main->count++; |
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379 ngx_http_upstream_cleanup(r); |
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380 } |
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381 |
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382 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
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383 if (u == NULL) { |
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384 return NGX_ERROR; |
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385 } |
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386 |
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387 r->upstream = u; |
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388 |
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389 u->peer.log = r->connection->log; |
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390 u->peer.log_error = NGX_ERROR_ERR; |
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391 #if (NGX_THREADS) |
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392 u->peer.lock = &r->connection->lock; |
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393 #endif |
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394 |
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395 #if (NGX_HTTP_CACHE) |
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396 r->cache = NULL; |
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397 #endif |
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398 |
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399 u->headers_in.content_length_n = -1; |
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400 |
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401 return NGX_OK; |
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402 } |
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403 |
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404 |
487 | 405 void |
406 ngx_http_upstream_init(ngx_http_request_t *r) | |
479 | 407 { |
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408 ngx_connection_t *c; |
479 | 409 |
410 c = r->connection; | |
411 | |
412 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
413 "http init upstream, client timer: %d", c->read->timer_set); | |
414 | |
415 if (c->read->timer_set) { | |
416 ngx_del_timer(c->read); | |
417 } | |
418 | |
419 if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { | |
420 | |
421 if (!c->write->active) { | |
531 | 422 if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) |
423 == NGX_ERROR) | |
479 | 424 { |
425 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
426 return; | |
427 } | |
428 } | |
429 } | |
430 | |
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431 ngx_http_upstream_init_request(r); |
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432 } |
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433 |
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434 |
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|
435 static void |
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|
436 ngx_http_upstream_init_request(ngx_http_request_t *r) |
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|
437 { |
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diff
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|
438 ngx_str_t *host; |
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diff
changeset
|
439 ngx_uint_t i; |
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diff
changeset
|
440 ngx_resolver_ctx_t *ctx, temp; |
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|
441 ngx_http_cleanup_t *cln; |
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|
442 ngx_http_upstream_t *u; |
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|
443 ngx_http_core_loc_conf_t *clcf; |
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diff
changeset
|
444 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
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diff
changeset
|
445 ngx_http_upstream_main_conf_t *umcf; |
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diff
changeset
|
446 |
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diff
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|
447 if (r->aio) { |
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diff
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|
448 return; |
537 | 449 } |
509 | 450 |
3052
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451 u = r->upstream; |
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changeset
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452 |
2592
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a prelimiary proxy cache support
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diff
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|
453 #if (NGX_HTTP_CACHE) |
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a prelimiary proxy cache support
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diff
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|
454 |
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a prelimiary proxy cache support
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changeset
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455 if (u->conf->cache) { |
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a prelimiary proxy cache support
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diff
changeset
|
456 ngx_int_t rc; |
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a prelimiary proxy cache support
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diff
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|
457 |
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a prelimiary proxy cache support
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diff
changeset
|
458 rc = ngx_http_upstream_cache(r, u); |
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a prelimiary proxy cache support
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diff
changeset
|
459 |
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fix sending a cached file using AIO
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460 if (rc == NGX_BUSY) { |
3052
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461 r->write_event_handler = ngx_http_upstream_init_request; |
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462 return; |
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|
463 } |
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464 |
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465 r->write_event_handler = ngx_http_request_empty_handler; |
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|
466 |
2592
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467 if (rc == NGX_DONE) { |
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468 return; |
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|
469 } |
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a prelimiary proxy cache support
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changeset
|
470 |
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a prelimiary proxy cache support
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changeset
|
471 if (rc != NGX_DECLINED) { |
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a prelimiary proxy cache support
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|
472 ngx_http_finalize_request(r, rc); |
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a prelimiary proxy cache support
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473 return; |
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diff
changeset
|
474 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
475 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
476 |
3a8a53c0c42f
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diff
changeset
|
477 #endif |
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a prelimiary proxy cache support
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changeset
|
478 |
3052
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479 u->store = (u->conf->store || u->conf->store_lengths); |
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diff
changeset
|
480 |
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changeset
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481 if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { |
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changeset
|
482 r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; |
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changeset
|
483 r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; |
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diff
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|
484 } |
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diff
changeset
|
485 |
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changeset
|
486 if (r->request_body) { |
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diff
changeset
|
487 u->request_bufs = r->request_body->bufs; |
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diff
changeset
|
488 } |
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diff
changeset
|
489 |
537 | 490 if (u->create_request(r) != NGX_OK) { |
479 | 491 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
492 return; | |
493 } | |
494 | |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
495 u->peer.local = u->conf->local; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
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3198
diff
changeset
|
496 |
509 | 497 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
479 | 498 |
3053 | 499 u->output.alignment = clcf->directio_alignment; |
479 | 500 u->output.pool = r->pool; |
501 u->output.bufs.num = 1; | |
509 | 502 u->output.bufs.size = clcf->client_body_buffer_size; |
479 | 503 u->output.output_filter = ngx_chain_writer; |
504 u->output.filter_ctx = &u->writer; | |
505 | |
506 u->writer.pool = r->pool; | |
507 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
508 if (r->upstream_states == NULL) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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parents:
1166
diff
changeset
|
509 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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parents:
1166
diff
changeset
|
510 r->upstream_states = ngx_array_create(r->pool, 1, |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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parents:
1166
diff
changeset
|
511 sizeof(ngx_http_upstream_state_t)); |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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parents:
1166
diff
changeset
|
512 if (r->upstream_states == NULL) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
513 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
514 return; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
515 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
516 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
517 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
518 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
519 u->state = ngx_array_push(r->upstream_states); |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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parents:
1166
diff
changeset
|
520 if (u->state == NULL) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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parents:
1166
diff
changeset
|
521 ngx_http_upstream_finalize_request(r, u, |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
522 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
523 return; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
524 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
525 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
526 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); |
479 | 527 } |
528 | |
593 | 529 cln = ngx_http_cleanup_add(r, 0); |
569 | 530 if (cln == NULL) { |
531 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
532 return; | |
533 } | |
534 | |
535 cln->handler = ngx_http_upstream_cleanup; | |
536 cln->data = r; | |
537 u->cleanup = &cln->handler; | |
538 | |
1658 | 539 if (u->resolved == NULL) { |
540 | |
541 uscf = u->conf->upstream; | |
542 | |
543 } else { | |
544 | |
2422
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
545 if (u->resolved->sockaddr) { |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
546 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
547 if (ngx_http_upstream_create_round_robin_peer(r, u->resolved) |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
548 != NGX_OK) |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
549 { |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
550 ngx_http_upstream_finalize_request(r, u, |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
551 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2422
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
552 return; |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
553 } |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
554 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
555 ngx_http_upstream_connect(r, u); |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
556 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
557 return; |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
558 } |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
559 |
1705 | 560 host = &u->resolved->host; |
1658 | 561 |
562 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
563 | |
564 uscfp = umcf->upstreams.elts; | |
565 | |
566 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
567 | |
568 uscf = uscfp[i]; | |
569 | |
570 if (uscf->host.len == host->len | |
2285 | 571 && ((uscf->port == 0 && u->resolved->no_port) |
1912 | 572 || uscf->port == u->resolved->port) |
1658 | 573 && ngx_memcmp(uscf->host.data, host->data, host->len) == 0) |
574 { | |
575 goto found; | |
576 } | |
577 } | |
578 | |
3879
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
579 if (u->resolved->port == 0) { |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
580 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
581 "no port in upstream \"%V\"", host); |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
582 ngx_http_upstream_finalize_request(r, u, |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
583 NGX_HTTP_INTERNAL_SERVER_ERROR); |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
584 return; |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
585 } |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
586 |
1658 | 587 temp.name = *host; |
588 | |
589 ctx = ngx_resolve_start(clcf->resolver, &temp); | |
590 if (ctx == NULL) { | |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
591 ngx_http_upstream_finalize_request(r, u, |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
592 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 593 return; |
594 } | |
595 | |
1683
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
596 if (ctx == NGX_NO_RESOLVER) { |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
597 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
1683
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
598 "no resolver defined to resolve %V", host); |
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
599 |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
600 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
1683
1e0b028055ec
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|
601 return; |
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|
602 } |
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diff
changeset
|
603 |
1658 | 604 ctx->name = *host; |
605 ctx->type = NGX_RESOLVE_A; | |
606 ctx->handler = ngx_http_upstream_resolve_handler; | |
607 ctx->data = r; | |
608 ctx->timeout = clcf->resolver_timeout; | |
609 | |
1959
4f16186f5603
quick resolving handles u->resolved->ctx by itself
Igor Sysoev <igor@sysoev.ru>
parents:
1958
diff
changeset
|
610 u->resolved->ctx = ctx; |
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quick resolving handles u->resolved->ctx by itself
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parents:
1958
diff
changeset
|
611 |
1658 | 612 if (ngx_resolve_name(ctx) != NGX_OK) { |
1959
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quick resolving handles u->resolved->ctx by itself
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parents:
1958
diff
changeset
|
613 u->resolved->ctx = NULL; |
3169
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fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
614 ngx_http_upstream_finalize_request(r, u, |
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fix request counter in resolver handling, the bug was introduced in r3050
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diff
changeset
|
615 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 616 return; |
617 } | |
618 | |
619 return; | |
620 } | |
621 | |
622 found: | |
623 | |
624 if (uscf->peer.init(r, uscf) != NGX_OK) { | |
3169
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parents:
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diff
changeset
|
625 ngx_http_upstream_finalize_request(r, u, |
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fix request counter in resolver handling, the bug was introduced in r3050
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diff
changeset
|
626 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 627 return; |
628 } | |
629 | |
479 | 630 ngx_http_upstream_connect(r, u); |
631 } | |
632 | |
633 | |
2592
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diff
changeset
|
634 #if (NGX_HTTP_CACHE) |
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diff
changeset
|
635 |
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diff
changeset
|
636 static ngx_int_t |
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|
637 ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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diff
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|
638 { |
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changeset
|
639 ngx_int_t rc; |
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changeset
|
640 ngx_http_cache_t *c; |
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diff
changeset
|
641 |
3056
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|
642 c = r->cache; |
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changeset
|
643 |
2592
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|
644 if (c == NULL) { |
3056
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diff
changeset
|
645 |
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changeset
|
646 if (!(r->method & u->conf->cache_methods)) { |
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|
647 return NGX_DECLINED; |
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diff
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|
648 } |
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|
649 |
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|
650 if (r->method & NGX_HTTP_HEAD) { |
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parents:
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diff
changeset
|
651 u->method = ngx_http_core_get_method; |
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|
652 } |
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diff
changeset
|
653 |
3698
d11227f0107f
rename ngx_http_file_cache_create() to ngx_http_file_cache_new()
Igor Sysoev <igor@sysoev.ru>
parents:
3697
diff
changeset
|
654 if (ngx_http_file_cache_new(r) != NGX_OK) { |
3056
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diff
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|
655 return NGX_ERROR; |
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diff
changeset
|
656 } |
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diff
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|
657 |
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diff
changeset
|
658 if (u->create_key(r) != NGX_OK) { |
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parents:
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diff
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|
659 return NGX_ERROR; |
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parents:
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diff
changeset
|
660 } |
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diff
changeset
|
661 |
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diff
changeset
|
662 /* TODO: add keys */ |
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diff
changeset
|
663 |
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diff
changeset
|
664 ngx_http_file_cache_create_key(r); |
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diff
changeset
|
665 |
3976
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update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents:
3963
diff
changeset
|
666 if (r->cache->header_start + 256 >= u->conf->buffer_size) { |
3944
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fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
3940
diff
changeset
|
667 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
3976
215fe9223419
update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents:
3963
diff
changeset
|
668 "%V_buffer_size %uz is not enough for cache key, " |
215fe9223419
update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
669 "it should increased at least to %uz", |
215fe9223419
update r3945 with more descriptive error message
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diff
changeset
|
670 &u->conf->module, u->conf->buffer_size, |
215fe9223419
update r3945 with more descriptive error message
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parents:
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diff
changeset
|
671 ngx_align(r->cache->header_start + 256, 1024)); |
3944
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fix segfault if cache key is larger than upstream buffer size
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parents:
3940
diff
changeset
|
672 |
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fix segfault if cache key is larger than upstream buffer size
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diff
changeset
|
673 r->cache = NULL; |
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fix segfault if cache key is larger than upstream buffer size
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diff
changeset
|
674 return NGX_DECLINED; |
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fix segfault if cache key is larger than upstream buffer size
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parents:
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diff
changeset
|
675 } |
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fix segfault if cache key is larger than upstream buffer size
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parents:
3940
diff
changeset
|
676 |
3917
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
677 switch (ngx_http_test_predicates(r, u->conf->cache_bypass)) { |
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fix a broken cached response if bypass/no_cache directive values are different,
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diff
changeset
|
678 |
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fix a broken cached response if bypass/no_cache directive values are different,
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diff
changeset
|
679 case NGX_ERROR: |
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fix a broken cached response if bypass/no_cache directive values are different,
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diff
changeset
|
680 return NGX_ERROR; |
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fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
681 |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
682 case NGX_DECLINED: |
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fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
683 u->cache_status = NGX_HTTP_CACHE_BYPASS; |
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fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
684 return NGX_DECLINED; |
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fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
685 |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
686 default: /* NGX_OK */ |
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fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
687 break; |
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fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
688 } |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
689 |
3056
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parents:
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diff
changeset
|
690 u->cacheable = 1; |
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do not create cache key in AIO invocation
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parents:
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diff
changeset
|
691 |
3697 | 692 c = r->cache; |
693 | |
3056
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do not create cache key in AIO invocation
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parents:
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diff
changeset
|
694 c->min_uses = u->conf->cache_min_uses; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
3055
diff
changeset
|
695 c->body_start = u->conf->buffer_size; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
3055
diff
changeset
|
696 c->file_cache = u->conf->cache->data; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
3055
diff
changeset
|
697 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
698 u->cache_status = NGX_HTTP_CACHE_MISS; |
2592
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diff
changeset
|
699 } |
3a8a53c0c42f
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diff
changeset
|
700 |
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diff
changeset
|
701 rc = ngx_http_file_cache_open(r); |
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a prelimiary proxy cache support
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diff
changeset
|
702 |
2926
80a314b63c56
delete useless r->cache->uses
Igor Sysoev <igor@sysoev.ru>
parents:
2912
diff
changeset
|
703 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
80a314b63c56
delete useless r->cache->uses
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parents:
2912
diff
changeset
|
704 "http upstream cache: %i", rc); |
2592
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diff
changeset
|
705 |
2952 | 706 switch (rc) { |
707 | |
708 case NGX_HTTP_CACHE_UPDATING: | |
709 | |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
710 if (u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) { |
2952 | 711 u->cache_status = rc; |
2927
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proxy_cache_use_stale/fastcgi_cache_use_stale updating
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diff
changeset
|
712 rc = NGX_OK; |
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2926
diff
changeset
|
713 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
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parents:
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diff
changeset
|
714 } else { |
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parents:
2926
diff
changeset
|
715 rc = NGX_HTTP_CACHE_STALE; |
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parents:
2926
diff
changeset
|
716 } |
2952 | 717 |
718 break; | |
719 | |
720 case NGX_OK: | |
721 u->cache_status = NGX_HTTP_CACHE_HIT; | |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
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parents:
2926
diff
changeset
|
722 } |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
723 |
2952 | 724 switch (rc) { |
725 | |
726 case NGX_OK: | |
2592
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diff
changeset
|
727 |
3a8a53c0c42f
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diff
changeset
|
728 rc = ngx_http_upstream_cache_send(r, u); |
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diff
changeset
|
729 |
3a8a53c0c42f
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2536
diff
changeset
|
730 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
3a8a53c0c42f
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parents:
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diff
changeset
|
731 return rc; |
3a8a53c0c42f
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parents:
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diff
changeset
|
732 } |
3a8a53c0c42f
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diff
changeset
|
733 |
2952 | 734 break; |
735 | |
736 case NGX_HTTP_CACHE_STALE: | |
2592
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diff
changeset
|
737 |
2665
4d627567c324
fix r2664: ..._cache_valid did not work for stale responses
Igor Sysoev <igor@sysoev.ru>
parents:
2664
diff
changeset
|
738 c->valid_sec = 0; |
2592
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diff
changeset
|
739 u->buffer.start = NULL; |
2952 | 740 u->cache_status = NGX_HTTP_CACHE_EXPIRED; |
741 | |
742 break; | |
743 | |
744 case NGX_DECLINED: | |
2592
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diff
changeset
|
745 |
3a8a53c0c42f
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diff
changeset
|
746 if ((size_t) (u->buffer.end - u->buffer.start) < u->conf->buffer_size) { |
3a8a53c0c42f
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diff
changeset
|
747 u->buffer.start = NULL; |
3a8a53c0c42f
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diff
changeset
|
748 |
3a8a53c0c42f
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diff
changeset
|
749 } else { |
3a8a53c0c42f
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parents:
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diff
changeset
|
750 u->buffer.pos = u->buffer.start + c->header_start; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
751 u->buffer.last = u->buffer.pos; |
3a8a53c0c42f
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diff
changeset
|
752 } |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
753 |
2952 | 754 break; |
755 | |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
756 case NGX_HTTP_CACHE_SCARCE: |
2592
3a8a53c0c42f
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diff
changeset
|
757 |
3a8a53c0c42f
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2536
diff
changeset
|
758 u->cacheable = 0; |
3a8a53c0c42f
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parents:
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diff
changeset
|
759 |
2952 | 760 break; |
761 | |
3052
6060225e9261
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parents:
3050
diff
changeset
|
762 case NGX_AGAIN: |
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parents:
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diff
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|
763 |
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
764 return NGX_BUSY; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
765 |
6060225e9261
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parents:
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diff
changeset
|
766 case NGX_ERROR: |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
767 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
768 return NGX_ERROR; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
769 |
2952 | 770 default: |
2592
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a prelimiary proxy cache support
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diff
changeset
|
771 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
772 /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
773 |
2952 | 774 u->cache_status = NGX_HTTP_CACHE_HIT; |
775 | |
2592
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diff
changeset
|
776 return rc; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
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|
777 } |
3a8a53c0c42f
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parents:
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diff
changeset
|
778 |
3a8a53c0c42f
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parents:
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diff
changeset
|
779 r->cached = 0; |
3a8a53c0c42f
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parents:
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diff
changeset
|
780 |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
781 return NGX_DECLINED; |
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parents:
2536
diff
changeset
|
782 } |
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diff
changeset
|
783 |
3a8a53c0c42f
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parents:
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diff
changeset
|
784 |
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parents:
2536
diff
changeset
|
785 static ngx_int_t |
3a8a53c0c42f
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parents:
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diff
changeset
|
786 ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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parents:
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diff
changeset
|
787 { |
3a8a53c0c42f
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diff
changeset
|
788 ngx_int_t rc; |
3a8a53c0c42f
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parents:
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diff
changeset
|
789 ngx_http_cache_t *c; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
790 |
2952 | 791 r->cached = 1; |
2592
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parents:
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diff
changeset
|
792 c = r->cache; |
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parents:
2536
diff
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|
793 |
3369
479468a7d982
fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
3272
diff
changeset
|
794 if (c->header_start == c->body_start) { |
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fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
795 r->http_version = NGX_HTTP_VERSION_9; |
479468a7d982
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Igor Sysoev <igor@sysoev.ru>
parents:
3272
diff
changeset
|
796 return ngx_http_cache_send(r); |
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parents:
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diff
changeset
|
797 } |
479468a7d982
fix handling cached HTTP/0.9 response
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parents:
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diff
changeset
|
798 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
799 /* TODO: cache stack */ |
3a8a53c0c42f
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diff
changeset
|
800 |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
801 u->buffer = *c->buf; |
3a8a53c0c42f
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parents:
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diff
changeset
|
802 u->buffer.pos += c->header_start; |
3a8a53c0c42f
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parents:
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diff
changeset
|
803 |
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parents:
2536
diff
changeset
|
804 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
4117
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
805 u->headers_in.content_length_n = -1; |
2592
3a8a53c0c42f
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parents:
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diff
changeset
|
806 |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
807 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
808 sizeof(ngx_table_elt_t)) |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
809 != NGX_OK) |
3a8a53c0c42f
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parents:
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diff
changeset
|
810 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
811 return NGX_ERROR; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
812 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
813 |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
814 rc = u->process_header(r); |
3a8a53c0c42f
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parents:
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diff
changeset
|
815 |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
816 if (rc == NGX_OK) { |
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parents:
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diff
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|
817 |
3a8a53c0c42f
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diff
changeset
|
818 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
819 return NGX_DONE; |
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parents:
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diff
changeset
|
820 } |
3a8a53c0c42f
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diff
changeset
|
821 |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
822 return ngx_http_cache_send(r); |
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parents:
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diff
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|
823 } |
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parents:
2536
diff
changeset
|
824 |
3a8a53c0c42f
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diff
changeset
|
825 if (rc == NGX_ERROR) { |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
826 return NGX_ERROR; |
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diff
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|
827 } |
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|
828 |
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parents:
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diff
changeset
|
829 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
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parents:
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diff
changeset
|
830 |
3a8a53c0c42f
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changeset
|
831 /* TODO: delete file */ |
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parents:
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diff
changeset
|
832 |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
833 return rc; |
3a8a53c0c42f
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parents:
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diff
changeset
|
834 } |
3a8a53c0c42f
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diff
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|
835 |
3a8a53c0c42f
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diff
changeset
|
836 #endif |
3a8a53c0c42f
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|
837 |
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diff
changeset
|
838 |
487 | 839 static void |
1658 | 840 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
841 { | |
842 ngx_http_request_t *r; | |
3169
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fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
843 ngx_http_upstream_t *u; |
1658 | 844 ngx_http_upstream_resolved_t *ur; |
845 | |
846 r = ctx->data; | |
847 | |
3169
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fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
848 u = r->upstream; |
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fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
849 ur = u->resolved; |
1658 | 850 |
851 if (ctx->state) { | |
852 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
853 "%V could not be resolved (%i: %s)", | |
854 &ctx->name, ctx->state, | |
855 ngx_resolver_strerror(ctx->state)); | |
856 | |
3169
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fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
857 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
1658 | 858 return; |
859 } | |
860 | |
861 ur->naddrs = ctx->naddrs; | |
862 ur->addrs = ctx->addrs; | |
863 | |
864 #if (NGX_DEBUG) | |
865 { | |
866 in_addr_t addr; | |
867 ngx_uint_t i; | |
868 | |
869 for (i = 0; i < ctx->naddrs; i++) { | |
870 addr = ntohl(ur->addrs[i]); | |
871 | |
872 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
873 "name was resolved to %ud.%ud.%ud.%ud", | |
874 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
875 (addr >> 8) & 0xff, addr & 0xff); | |
876 } | |
877 } | |
878 #endif | |
879 | |
880 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
3169
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fix request counter in resolver handling, the bug was introduced in r3050
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parents:
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diff
changeset
|
881 ngx_http_upstream_finalize_request(r, u, |
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parents:
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diff
changeset
|
882 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 883 return; |
884 } | |
885 | |
886 ngx_resolve_name_done(ctx); | |
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diff
changeset
|
887 ur->ctx = NULL; |
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diff
changeset
|
888 |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
889 ngx_http_upstream_connect(r, u); |
1658 | 890 } |
891 | |
892 | |
893 static void | |
2377
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|
894 ngx_http_upstream_handler(ngx_event_t *ev) |
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|
895 { |
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|
896 ngx_connection_t *c; |
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|
897 ngx_http_request_t *r; |
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|
898 ngx_http_log_ctx_t *ctx; |
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|
899 ngx_http_upstream_t *u; |
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diff
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|
900 |
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|
901 c = ev->data; |
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|
902 r = c->data; |
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|
903 |
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|
904 u = r->upstream; |
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|
905 c = r->connection; |
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|
906 |
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|
907 ctx = c->log->data; |
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|
908 ctx->current_request = r; |
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|
909 |
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|
910 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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|
911 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
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|
912 |
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changeset
|
913 if (ev->write) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
914 u->write_event_handler(r, u); |
2377
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|
915 |
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diff
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|
916 } else { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
917 u->read_event_handler(r, u); |
2377
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|
918 } |
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Igor Sysoev <igor@sysoev.ru>
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|
919 |
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changeset
|
920 ngx_http_run_posted_requests(c); |
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921 } |
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922 |
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923 |
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924 static void |
509 | 925 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
926 { | |
927 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
928 } | |
929 | |
930 | |
931 static void | |
932 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
933 { | |
934 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
935 } | |
936 | |
937 | |
938 static void | |
939 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
940 ngx_event_t *ev) | |
479 | 941 { |
942 int n; | |
943 char buf[1]; | |
577 | 944 ngx_err_t err; |
2807
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945 ngx_int_t event; |
479 | 946 ngx_connection_t *c; |
947 ngx_http_upstream_t *u; | |
948 | |
527 | 949 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
950 "http upstream check client, write event:%d, \"%V\"", | |
951 ev->write, &r->uri); | |
479 | 952 |
509 | 953 c = r->connection; |
483 | 954 u = r->upstream; |
955 | |
583 | 956 if (c->error) { |
2807
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957 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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958 |
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959 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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960 |
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961 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
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962 ngx_http_upstream_finalize_request(r, u, |
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963 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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964 return; |
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965 } |
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966 } |
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967 |
2757
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968 if (!u->cacheable) { |
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969 ngx_http_upstream_finalize_request(r, u, |
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970 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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971 } |
2807
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972 |
527 | 973 return; |
974 } | |
975 | |
479 | 976 #if (NGX_HAVE_KQUEUE) |
977 | |
978 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
979 | |
980 if (!ev->pending_eof) { | |
981 return; | |
982 } | |
983 | |
984 ev->eof = 1; | |
583 | 985 c->error = 1; |
479 | 986 |
987 if (ev->kq_errno) { | |
988 ev->error = 1; | |
989 } | |
990 | |
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991 if (!u->cacheable && u->peer.connection) { |
479 | 992 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
527 | 993 "kevent() reported that client closed prematurely " |
994 "connection, so upstream connection is closed too"); | |
479 | 995 ngx_http_upstream_finalize_request(r, u, |
996 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
997 return; | |
998 } | |
999 | |
1000 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
1001 "kevent() reported that client closed " | |
1002 "prematurely connection"); | |
1003 | |
1004 if (u->peer.connection == NULL) { | |
1005 ngx_http_upstream_finalize_request(r, u, | |
1006 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1007 } | |
1008 | |
1009 return; | |
1010 } | |
1011 | |
1012 #endif | |
1013 | |
1014 n = recv(c->fd, buf, 1, MSG_PEEK); | |
1015 | |
1016 err = ngx_socket_errno; | |
1017 | |
1109 | 1018 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
1019 "http upstream recv(): %d", n); | |
1020 | |
479 | 1021 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
1022 return; | |
1023 } | |
1024 | |
1025 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
2807
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1026 |
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1027 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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1028 |
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1029 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
479 | 1030 ngx_http_upstream_finalize_request(r, u, |
1031 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1032 return; | |
1033 } | |
1034 } | |
1035 | |
1036 if (n > 0) { | |
1037 return; | |
1038 } | |
1039 | |
1040 if (n == -1) { | |
1041 if (err == NGX_EAGAIN) { | |
1042 return; | |
1043 } | |
1044 | |
1045 ev->error = 1; | |
1046 | |
483 | 1047 } else { /* n == 0 */ |
479 | 1048 err = 0; |
1049 } | |
1050 | |
529 | 1051 ev->eof = 1; |
583 | 1052 c->error = 1; |
529 | 1053 |
2757
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1054 if (!u->cacheable && u->peer.connection) { |
479 | 1055 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
1056 "client closed prematurely connection, " | |
1057 "so upstream connection is closed too"); | |
1058 ngx_http_upstream_finalize_request(r, u, | |
1059 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1060 return; | |
1061 } | |
1062 | |
1063 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
1064 "client closed prematurely connection"); | |
1065 | |
1066 if (u->peer.connection == NULL) { | |
1067 ngx_http_upstream_finalize_request(r, u, | |
1068 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1069 } | |
1070 } | |
1071 | |
1072 | |
487 | 1073 static void |
1074 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1075 { |
591 | 1076 ngx_int_t rc; |
665 | 1077 ngx_time_t *tp; |
591 | 1078 ngx_connection_t *c; |
479 | 1079 |
483 | 1080 r->connection->log->action = "connecting to upstream"; |
479 | 1081 |
1082 r->connection->single_connection = 0; | |
1083 | |
889
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1084 if (u->state && u->state->response_sec) { |
665 | 1085 tp = ngx_timeofday(); |
889
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1086 u->state->response_sec = tp->sec - u->state->response_sec; |
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1087 u->state->response_msec = tp->msec - u->state->response_msec; |
665 | 1088 } |
1089 | |
1168
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1090 u->state = ngx_array_push(r->upstream_states); |
665 | 1091 if (u->state == NULL) { |
1092 ngx_http_upstream_finalize_request(r, u, | |
1093 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1094 return; | |
1095 } | |
1096 | |
1097 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
1098 | |
1099 tp = ngx_timeofday(); | |
889
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1100 u->state->response_sec = tp->sec; |
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1101 u->state->response_msec = tp->msec; |
665 | 1102 |
479 | 1103 rc = ngx_event_connect_peer(&u->peer); |
1104 | |
1105 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1106 "http upstream connect: %i", rc); | |
1107 | |
1108 if (rc == NGX_ERROR) { | |
1109 ngx_http_upstream_finalize_request(r, u, | |
1110 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1111 return; | |
1112 } | |
1113 | |
1707
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1114 u->state->peer = u->peer.name; |
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1115 |
543 | 1116 if (rc == NGX_BUSY) { |
1117 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
1378 | 1118 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
1119 return; | |
543 | 1120 } |
1121 | |
1378 | 1122 if (rc == NGX_DECLINED) { |
479 | 1123 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1124 return; | |
1125 } | |
1126 | |
577 | 1127 /* rc == NGX_OK || rc == NGX_AGAIN */ |
1128 | |
479 | 1129 c = u->peer.connection; |
1130 | |
1131 c->data = r; | |
591 | 1132 |
2377
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1133 c->write->handler = ngx_http_upstream_handler; |
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1134 c->read->handler = ngx_http_upstream_handler; |
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1135 |
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1136 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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1137 u->read_event_handler = ngx_http_upstream_process_header; |
479 | 1138 |
1397
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1139 c->sendfile &= r->connection->sendfile; |
1958 | 1140 u->output.sendfile = c->sendfile; |
479 | 1141 |
4116
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1142 if (c->pool == NULL) { |
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1143 |
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1144 /* we need separate pool here to be able to cache SSL connections */ |
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1145 |
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1146 c->pool = ngx_create_pool(128, r->connection->log); |
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1147 if (c->pool == NULL) { |
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1148 ngx_http_upstream_finalize_request(r, u, |
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1149 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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1150 return; |
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1151 } |
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1152 } |
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1153 |
2847 | 1154 c->log = r->connection->log; |
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1155 c->pool->log = c->log; |
2847 | 1156 c->read->log = c->log; |
1157 c->write->log = c->log; | |
479 | 1158 |
1159 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
1160 | |
1161 u->writer.out = NULL; | |
1162 u->writer.last = &u->writer.out; | |
1163 u->writer.connection = c; | |
1164 u->writer.limit = 0; | |
1165 | |
1166 if (u->request_sent) { | |
509 | 1167 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
1168 ngx_http_upstream_finalize_request(r, u, | |
1169 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1170 return; | |
1171 } | |
479 | 1172 } |
1173 | |
1064
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1174 if (r->request_body |
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1175 && r->request_body->buf |
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1176 && r->request_body->temp_file |
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1177 && r == r->main) |
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1178 { |
573 | 1179 /* |
1180 * the r->request_body->buf can be reused for one request only, | |
1181 * the subrequests should allocate their own temporay bufs | |
1182 */ | |
1183 | |
1184 u->output.free = ngx_alloc_chain_link(r->pool); | |
1185 if (u->output.free == NULL) { | |
1186 ngx_http_upstream_finalize_request(r, u, | |
1187 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1188 return; | |
479 | 1189 } |
573 | 1190 |
1191 u->output.free->buf = r->request_body->buf; | |
1192 u->output.free->next = NULL; | |
1193 u->output.allocated = 1; | |
1194 | |
1195 r->request_body->buf->pos = r->request_body->buf->start; | |
1196 r->request_body->buf->last = r->request_body->buf->start; | |
1197 r->request_body->buf->tag = u->output.tag; | |
479 | 1198 } |
1199 | |
1200 u->request_sent = 0; | |
1201 | |
1202 if (rc == NGX_AGAIN) { | |
1203 ngx_add_timer(c->write, u->conf->connect_timeout); | |
1204 return; | |
1205 } | |
1206 | |
577 | 1207 #if (NGX_HTTP_SSL) |
1208 | |
1658 | 1209 if (u->ssl && c->ssl == NULL) { |
591 | 1210 ngx_http_upstream_ssl_init_connection(r, u, c); |
577 | 1211 return; |
1212 } | |
1213 | |
1214 #endif | |
1215 | |
479 | 1216 ngx_http_upstream_send_request(r, u); |
1217 } | |
1218 | |
1219 | |
577 | 1220 #if (NGX_HTTP_SSL) |
1221 | |
1222 static void | |
591 | 1223 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
1224 ngx_http_upstream_t *u, ngx_connection_t *c) | |
1225 { | |
884 | 1226 ngx_int_t rc; |
591 | 1227 |
1228 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
1229 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
2536
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1230 != NGX_OK) |
591 | 1231 { |
1232 ngx_http_upstream_finalize_request(r, u, | |
1233 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1234 return; | |
1235 } | |
1236 | |
1237 c->sendfile = 0; | |
619 | 1238 u->output.sendfile = 0; |
591 | 1239 |
2184 | 1240 if (u->conf->ssl_session_reuse) { |
1241 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
1242 ngx_http_upstream_finalize_request(r, u, | |
1243 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1244 return; | |
1245 } | |
591 | 1246 } |
1247 | |
641 | 1248 r->connection->log->action = "SSL handshaking to upstream"; |
1249 | |
591 | 1250 rc = ngx_ssl_handshake(c); |
1251 | |
1252 if (rc == NGX_AGAIN) { | |
1253 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
1254 return; | |
1255 } | |
1256 | |
1257 ngx_http_upstream_ssl_handshake(c); | |
1258 } | |
1259 | |
1260 | |
1261 static void | |
577 | 1262 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
1263 { | |
1264 ngx_http_request_t *r; | |
1265 ngx_http_upstream_t *u; | |
1266 | |
1267 r = c->data; | |
1268 u = r->upstream; | |
1269 | |
1270 if (c->ssl->handshaked) { | |
1271 | |
2184 | 1272 if (u->conf->ssl_session_reuse) { |
1273 u->peer.save_session(&u->peer, u->peer.data); | |
1274 } | |
884 | 1275 |
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1276 c->write->handler = ngx_http_upstream_handler; |
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1277 c->read->handler = ngx_http_upstream_handler; |
577 | 1278 |
1279 ngx_http_upstream_send_request(r, u); | |
1280 | |
1281 return; | |
1282 } | |
1283 | |
1284 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1285 | |
1286 } | |
1287 | |
1288 #endif | |
1289 | |
1290 | |
509 | 1291 static ngx_int_t |
487 | 1292 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1293 { |
1294 ngx_chain_t *cl; | |
1295 | |
509 | 1296 if (u->reinit_request(r) != NGX_OK) { |
1297 return NGX_ERROR; | |
1298 } | |
1299 | |
4120
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1300 u->keepalive = 0; |
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1301 |
1705 | 1302 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
4117
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1303 u->headers_in.content_length_n = -1; |
1705 | 1304 |
1305 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
591 | 1306 sizeof(ngx_table_elt_t)) |
1307 != NGX_OK) | |
509 | 1308 { |
1309 return NGX_ERROR; | |
479 | 1310 } |
1311 | |
1312 /* reinit the request chain */ | |
577 | 1313 |
509 | 1314 for (cl = u->request_bufs; cl; cl = cl->next) { |
479 | 1315 cl->buf->pos = cl->buf->start; |
1316 cl->buf->file_pos = 0; | |
1317 } | |
1318 | |
509 | 1319 /* reinit the subrequest's ngx_output_chain() context */ |
1320 | |
573 | 1321 if (r->request_body && r->request_body->temp_file |
597 | 1322 && r != r->main && u->output.buf) |
573 | 1323 { |
1324 u->output.free = ngx_alloc_chain_link(r->pool); | |
1325 if (u->output.free == NULL) { | |
1326 return NGX_ERROR; | |
509 | 1327 } |
573 | 1328 |
1329 u->output.free->buf = u->output.buf; | |
1330 u->output.free->next = NULL; | |
1331 | |
1332 u->output.buf->pos = u->output.buf->start; | |
1333 u->output.buf->last = u->output.buf->start; | |
509 | 1334 } |
479 | 1335 |
1336 u->output.buf = NULL; | |
1337 u->output.in = NULL; | |
1338 u->output.busy = NULL; | |
577 | 1339 |
581 | 1340 /* reinit u->buffer */ |
577 | 1341 |
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1342 u->buffer.pos = u->buffer.start; |
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1343 |
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1344 #if (NGX_HTTP_CACHE) |
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1345 |
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1346 if (r->cache) { |
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1347 u->buffer.pos += r->cache->header_start; |
479 | 1348 } |
509 | 1349 |
479 | 1350 #endif |
1351 | |
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1352 u->buffer.last = u->buffer.pos; |
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1353 |
509 | 1354 return NGX_OK; |
479 | 1355 } |
1356 | |
1357 | |
487 | 1358 static void |
1359 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1360 { |
1153
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1361 ngx_int_t rc; |
483 | 1362 ngx_connection_t *c; |
577 | 1363 |
479 | 1364 c = u->peer.connection; |
1365 | |
1366 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
1367 "http upstream send request"); | |
1368 | |
1153
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1369 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1370 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1153
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1371 return; |
479 | 1372 } |
1373 | |
483 | 1374 c->log->action = "sending request to upstream"; |
479 | 1375 |
509 | 1376 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
479 | 1377 |
1378 u->request_sent = 1; | |
1379 | |
1380 if (rc == NGX_ERROR) { | |
1381 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1382 return; | |
1383 } | |
1384 | |
1385 if (c->write->timer_set) { | |
1386 ngx_del_timer(c->write); | |
1387 } | |
1388 | |
1389 if (rc == NGX_AGAIN) { | |
1390 ngx_add_timer(c->write, u->conf->send_timeout); | |
1391 | |
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1392 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
479 | 1393 ngx_http_upstream_finalize_request(r, u, |
1394 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1395 return; | |
1396 } | |
1397 | |
1398 return; | |
1399 } | |
1400 | |
1401 /* rc == NGX_OK */ | |
1402 | |
1403 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
1404 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
1405 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
1406 ngx_tcp_push_n " failed"); | |
1407 ngx_http_upstream_finalize_request(r, u, | |
1408 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
577 | 1409 return; |
479 | 1410 } |
1411 | |
1412 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
1413 } | |
577 | 1414 |
479 | 1415 ngx_add_timer(c->read, u->conf->read_timeout); |
1416 | |
1417 #if 1 | |
1418 if (c->read->ready) { | |
577 | 1419 |
479 | 1420 /* post aio operation */ |
1421 | |
1422 /* | |
1423 * TODO comment | |
1424 * although we can post aio operation just in the end | |
1425 * of ngx_http_upstream_connect() CHECK IT !!! | |
1426 * it's better to do here because we postpone header buffer allocation | |
1427 */ | |
1428 | |
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1429 ngx_http_upstream_process_header(r, u); |
479 | 1430 return; |
1431 } | |
1432 #endif | |
1433 | |
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1434 u->write_event_handler = ngx_http_upstream_dummy_handler; |
479 | 1435 |
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1436 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
479 | 1437 ngx_http_upstream_finalize_request(r, u, |
1438 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1439 return; | |
1440 } | |
1441 } | |
1442 | |
1443 | |
487 | 1444 static void |
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1445 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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|
1446 ngx_http_upstream_t *u) |
479 | 1447 { |
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1448 ngx_connection_t *c; |
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1449 |
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1450 c = u->peer.connection; |
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|
1451 |
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1452 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 1453 "http upstream send request handler"); |
1454 | |
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1455 if (c->write->timedout) { |
479 | 1456 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1457 return; | |
1458 } | |
1459 | |
591 | 1460 #if (NGX_HTTP_SSL) |
1461 | |
1658 | 1462 if (u->ssl && c->ssl == NULL) { |
591 | 1463 ngx_http_upstream_ssl_init_connection(r, u, c); |
1464 return; | |
1465 } | |
1466 | |
1467 #endif | |
1468 | |
651 | 1469 if (u->header_sent) { |
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1470 u->write_event_handler = ngx_http_upstream_dummy_handler; |
651 | 1471 |
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|
1472 (void) ngx_handle_write_event(c->write, 0); |
651 | 1473 |
1474 return; | |
1475 } | |
1476 | |
479 | 1477 ngx_http_upstream_send_request(r, u); |
1478 } | |
1479 | |
1480 | |
487 | 1481 static void |
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|
1482 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1483 { |
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1484 ssize_t n; |
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1485 ngx_int_t rc; |
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|
1486 ngx_connection_t *c; |
479 | 1487 |
2386
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|
1488 c = u->peer.connection; |
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|
1489 |
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|
1490 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
483 | 1491 "http upstream process header"); |
479 | 1492 |
483 | 1493 c->log->action = "reading response header from upstream"; |
479 | 1494 |
2386
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diff
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|
1495 if (c->read->timedout) { |
479 | 1496 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1497 return; | |
1498 } | |
577 | 1499 |
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|
1500 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1501 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1153
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|
1502 return; |
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|
1503 } |
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1504 |
581 | 1505 if (u->buffer.start == NULL) { |
1506 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
1507 if (u->buffer.start == NULL) { | |
479 | 1508 ngx_http_upstream_finalize_request(r, u, |
1509 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1510 return; | |
1511 } | |
1512 | |
581 | 1513 u->buffer.pos = u->buffer.start; |
1514 u->buffer.last = u->buffer.start; | |
1515 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
1516 u->buffer.temporary = 1; | |
1517 | |
1518 u->buffer.tag = u->output.tag; | |
479 | 1519 |
1705 | 1520 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
581 | 1521 sizeof(ngx_table_elt_t)) |
1522 != NGX_OK) | |
509 | 1523 { |
1524 ngx_http_upstream_finalize_request(r, u, | |
1525 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1526 return; | |
1527 } | |
1528 | |
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1529 #if (NGX_HTTP_CACHE) |
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1530 |
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1531 if (r->cache) { |
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|
1532 u->buffer.pos += r->cache->header_start; |
581 | 1533 u->buffer.last = u->buffer.pos; |
479 | 1534 } |
1535 #endif | |
1536 } | |
1537 | |
2360
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Igor Sysoev <igor@sysoev.ru>
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1538 for ( ;; ) { |
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|
1539 |
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1540 n = c->recv(c, u->buffer.last, u->buffer.end - u->buffer.last); |
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|
1541 |
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|
1542 if (n == NGX_AGAIN) { |
479 | 1543 #if 0 |
2360
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Igor Sysoev <igor@sysoev.ru>
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|
1544 ngx_add_timer(rev, u->read_timeout); |
479 | 1545 #endif |
1546 | |
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2381
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|
1547 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
2360
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read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
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|
1548 ngx_http_upstream_finalize_request(r, u, |
479 | 1549 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2360
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|
1550 return; |
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Igor Sysoev <igor@sysoev.ru>
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|
1551 } |
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read and process upstream header in cycle,
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|
1552 |
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read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
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|
1553 return; |
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|
1554 } |
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|
1555 |
64854406b1f9
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|
1556 if (n == 0) { |
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|
1557 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
2360
64854406b1f9
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diff
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|
1558 "upstream prematurely closed connection"); |
64854406b1f9
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|
1559 } |
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|
1560 |
64854406b1f9
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|
1561 if (n == NGX_ERROR || n == 0) { |
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|
1562 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
479 | 1563 return; |
1564 } | |
1565 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1566 u->buffer.last += n; |
479 | 1567 |
1568 #if 0 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1569 u->valid_header_in = 0; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1570 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1571 u->peer.cached = 0; |
479 | 1572 #endif |
1573 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1574 rc = u->process_header(r); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1575 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1576 if (rc == NGX_AGAIN) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1577 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1578 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
|
1579 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
|
1580 "upstream sent too big header"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1581 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1582 ngx_http_upstream_next(r, u, |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1583 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1584 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1585 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1586 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1587 continue; |
479 | 1588 } |
1589 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1590 break; |
479 | 1591 } |
1592 | |
1593 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
1594 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
1595 return; | |
1596 } | |
1597 | |
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
|
1598 if (rc == NGX_ERROR) { |
479 | 1599 ngx_http_upstream_finalize_request(r, u, |
1600 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1601 return; | |
1602 } | |
1603 | |
1604 /* rc == NGX_OK */ | |
1605 | |
3401
9e7926763f87
allow to handle 301/302 in error_page
Igor Sysoev <igor@sysoev.ru>
parents:
3399
diff
changeset
|
1606 if (u->headers_in.status_n > NGX_HTTP_SPECIAL_RESPONSE) { |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1607 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1608 if (r->subrequest_in_memory) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1609 u->buffer.last = u->buffer.pos; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1610 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1611 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1612 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
509 | 1613 return; |
1614 } | |
1615 | |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1616 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
|
1617 return; |
487 | 1618 } |
1619 } | |
1620 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1621 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
515 | 1622 return; |
1623 } | |
1624 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1625 if (!r->subrequest_in_memory) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1626 ngx_http_upstream_send_response(r, u); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1627 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1628 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1629 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1630 /* subrequest content in memory */ |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1631 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1632 if (u->input_filter == NULL) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1633 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1634 u->input_filter = ngx_http_upstream_non_buffered_filter; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1635 u->input_filter_ctx = r; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1636 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1637 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1638 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1639 ngx_http_upstream_finalize_request(r, u, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1640 NGX_HTTP_INTERNAL_SERVER_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1641 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1642 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1643 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1644 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
|
1645 |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1646 if (n) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1647 u->buffer.last -= n; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1648 |
2402 | 1649 u->state->response_length += n; |
1650 | |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1651 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
|
1652 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1653 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1654 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1655 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1656 if (u->length == 0) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1657 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
|
1658 return; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1659 } |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1660 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1661 |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1662 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
|
1663 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1664 ngx_http_upstream_process_body_in_memory(r, u); |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1665 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1666 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1667 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1668 static ngx_int_t |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1669 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
|
1670 { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1671 ngx_uint_t status; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1672 ngx_http_upstream_next_t *un; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1673 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1674 status = u->headers_in.status_n; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1675 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1676 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
|
1677 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1678 if (status != un->status) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1679 continue; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1680 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1681 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1682 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
|
1683 ngx_http_upstream_next(r, u, un->mask); |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1684 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1685 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1686 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1687 #if (NGX_HTTP_CACHE) |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1688 |
2952 | 1689 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
1690 && (u->conf->cache_use_stale & un->mask)) | |
1691 { | |
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1692 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
|
1693 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1694 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
|
1695 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1696 if (rc == NGX_OK) { |
2952 | 1697 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
|
1698 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
|
1699 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1700 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1701 ngx_http_upstream_finalize_request(r, u, rc); |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1702 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1703 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1704 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1705 #endif |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1706 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1707 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1708 return NGX_DECLINED; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1709 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1710 |
33556140681a
*) ngx_http_upstream_test_next()
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parents:
2267
diff
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|
1711 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1712 static ngx_int_t |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1713 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
|
1714 ngx_http_upstream_t *u) |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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diff
changeset
|
1715 { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1716 ngx_int_t status; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1717 ngx_uint_t i; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1718 ngx_table_elt_t *h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1719 ngx_http_err_page_t *err_page; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1720 ngx_http_core_loc_conf_t *clcf; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1721 |
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1722 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
|
1723 |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1724 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
|
1725 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
|
1726 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
|
1727 } |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1728 |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1729 if (!u->conf->intercept_errors) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1730 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1731 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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|
1732 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
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changeset
|
1733 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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Igor Sysoev <igor@sysoev.ru>
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|
1734 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1735 if (clcf->error_pages == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1736 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1737 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
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|
1738 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1739 err_page = clcf->error_pages->elts; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1740 for (i = 0; i < clcf->error_pages->nelts; i++) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
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|
1741 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1742 if (err_page[i].status == status) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1743 |
2953
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1744 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
|
1745 && 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
|
1746 { |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1747 h = ngx_list_push(&r->headers_out.headers); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1748 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1749 if (h == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1750 ngx_http_upstream_finalize_request(r, u, |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1751 NGX_HTTP_INTERNAL_SERVER_ERROR); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1752 return NGX_OK; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1753 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
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|
1754 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1755 *h = *u->headers_in.www_authenticate; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
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|
1756 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1757 r->headers_out.www_authenticate = h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1758 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1759 |
3706
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1760 #if (NGX_HTTP_CACHE) |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1761 |
3709
64777690c697
fix r3707: cache node should be freed be a response is not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3708
diff
changeset
|
1762 if (r->cache) { |
3706
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1763 time_t valid; |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1764 |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1765 valid = ngx_http_file_cache_valid(u->conf->cache_valid, status); |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1766 |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1767 if (valid) { |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1768 r->cache->valid_sec = ngx_time() + valid; |
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1769 r->cache->error = status; |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1770 } |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1771 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
1772 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
3706
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1773 } |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1774 #endif |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1775 ngx_http_upstream_finalize_request(r, u, status); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
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changeset
|
1776 |
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ngx_http_upstream_intercept_errors()
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changeset
|
1777 return NGX_OK; |
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2244
diff
changeset
|
1778 } |
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ngx_http_upstream_intercept_errors()
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changeset
|
1779 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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changeset
|
1780 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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diff
changeset
|
1781 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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diff
changeset
|
1782 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
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2244
diff
changeset
|
1783 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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changeset
|
1784 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1785 static ngx_int_t |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1786 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
|
1787 { |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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parents:
1143
diff
changeset
|
1788 int err; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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parents:
1143
diff
changeset
|
1789 socklen_t len; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1790 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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diff
changeset
|
1791 #if (NGX_HAVE_KQUEUE) |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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parents:
1143
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changeset
|
1792 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1793 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
1166 | 1794 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
|
1795 c->log->action = "connecting to upstream"; |
1166 | 1796 (void) ngx_connection_error(c, c->write->kq_errno, |
1797 "kevent() reported that connect() failed"); | |
1798 return NGX_ERROR; | |
1799 } | |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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1143
diff
changeset
|
1800 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1801 } else |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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changeset
|
1802 #endif |
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separate ngx_http_upstream_test_connect() and
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changeset
|
1803 { |
1166 | 1804 err = 0; |
1805 len = sizeof(int); | |
1806 | |
1807 /* | |
1808 * BSDs and Linux return 0 and set a pending error in err | |
1809 * Solaris returns -1 and sets errno | |
1810 */ | |
1811 | |
1812 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1813 == -1) | |
1814 { | |
1815 err = ngx_errno; | |
1816 } | |
1817 | |
1818 if (err) { | |
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1819 c->log->action = "connecting to upstream"; |
1166 | 1820 (void) ngx_connection_error(c, err, "connect() failed"); |
1821 return NGX_ERROR; | |
1822 } | |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1823 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1824 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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diff
changeset
|
1825 return NGX_OK; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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parents:
1143
diff
changeset
|
1826 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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parents:
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diff
changeset
|
1827 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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1143
diff
changeset
|
1828 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
1829 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1830 ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
1831 { |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
1832 ngx_str_t *uri, args; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1833 ngx_uint_t i, flags; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
1834 ngx_list_part_t *part; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
1835 ngx_table_elt_t *h; |
3a8a53c0c42f
a prelimiary proxy cache support
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2536
diff
changeset
|
1836 ngx_http_upstream_header_t *hh; |
3a8a53c0c42f
a prelimiary proxy cache support
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2536
diff
changeset
|
1837 ngx_http_upstream_main_conf_t *umcf; |
3a8a53c0c42f
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2536
diff
changeset
|
1838 |
3a8a53c0c42f
a prelimiary proxy cache support
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2536
diff
changeset
|
1839 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
1840 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
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parents:
2757
diff
changeset
|
1841 if (u->headers_in.x_accel_redirect |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1842 && !(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
|
1843 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1844 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1845 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1846 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1847 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1848 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1849 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1850 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1851 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1852 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1853 break; |
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 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1857 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1858 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1859 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1860 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1861 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
|
1862 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1863 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1864 if (hh && hh->redirect) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1865 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
|
1866 ngx_http_finalize_request(r, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1867 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1868 return NGX_DONE; |
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 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1872 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1873 uri = &u->headers_in.x_accel_redirect->value; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1874 ngx_str_null(&args); |
3161 | 1875 flags = NGX_HTTP_LOG_UNSAFE; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1876 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1877 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
|
1878 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1879 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1880 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1881 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1882 if (r->method != NGX_HTTP_HEAD) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1883 r->method = NGX_HTTP_GET; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1884 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1885 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1886 r->valid_unparsed_uri = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1887 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1888 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
|
1889 ngx_http_finalize_request(r, NGX_DONE); |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1890 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1891 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1892 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1893 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1894 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1895 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1896 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1897 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1898 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1899 if (part->next == NULL) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1900 break; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1901 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1902 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1903 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1904 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1905 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1906 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1907 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1908 if (ngx_hash_find(&u->conf->hide_headers_hash, h[i].hash, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1909 h[i].lowcase_key, h[i].key.len)) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1910 { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1911 continue; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1912 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1913 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
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changeset
|
1914 hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1915 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
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parents:
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changeset
|
1916 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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changeset
|
1917 if (hh) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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|
1918 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1919 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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|
1920 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
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|
1921 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1922 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1923 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1924 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1925 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1926 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1927 if (ngx_http_upstream_copy_header_line(r, &h[i], 0) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1928 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1929 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
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|
1930 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
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|
1931 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1932 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1933 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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|
1934 if (r->headers_out.server && r->headers_out.server->value.data == NULL) { |
3a8a53c0c42f
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parents:
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|
1935 r->headers_out.server->hash = 0; |
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parents:
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diff
changeset
|
1936 } |
3a8a53c0c42f
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parents:
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diff
changeset
|
1937 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1938 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
|
1939 r->headers_out.date->hash = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1940 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1941 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1942 r->headers_out.status = u->headers_in.status_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1943 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
|
1944 |
4117
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
1945 r->headers_out.content_length_n = u->headers_in.content_length_n; |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
1946 |
4118
dbddec65fdab
Upstream: r->upstream->length type change to off_t.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4117
diff
changeset
|
1947 u->length = u->headers_in.content_length_n; |
2592
3a8a53c0c42f
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diff
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|
1948 |
3a8a53c0c42f
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diff
changeset
|
1949 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1950 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1951 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1952 |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1953 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1954 ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1955 ngx_http_upstream_t *u) |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1956 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1957 size_t size; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1958 ssize_t n; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1959 ngx_buf_t *b; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1960 ngx_event_t *rev; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1961 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1962 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1963 c = u->peer.connection; |
4ccaa42de633
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1964 rev = c->read; |
777
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1965 |
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1966 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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1967 "http upstream process body on memory"); |
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1968 |
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1969 if (rev->timedout) { |
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1970 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
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1971 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
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1972 return; |
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1973 } |
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1974 |
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1975 b = &u->buffer; |
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1976 |
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1977 for ( ;; ) { |
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1978 |
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1979 size = b->end - b->last; |
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1980 |
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1981 if (size == 0) { |
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1982 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
3708 | 1983 "upstream buffer is too small to read response"); |
777
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1984 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1985 return; |
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|
1986 } |
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|
1987 |
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1988 n = c->recv(c, b->last, size); |
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|
1989 |
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1990 if (n == NGX_AGAIN) { |
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|
1991 break; |
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|
1992 } |
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|
1993 |
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1994 if (n == 0 || n == NGX_ERROR) { |
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1995 ngx_http_upstream_finalize_request(r, u, n); |
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1996 return; |
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1997 } |
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1998 |
2402 | 1999 u->state->response_length += n; |
2000 | |
777
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2001 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
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2002 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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2003 return; |
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2004 } |
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|
2005 |
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2006 if (!rev->ready) { |
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|
2007 break; |
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|
2008 } |
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|
2009 } |
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|
2010 |
4120
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Upstream: keepalive flag.
Maxim Dounin <mdounin@mdounin.ru>
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|
2011 if (u->length == 0) { |
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Upstream: keepalive flag.
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|
2012 ngx_http_upstream_finalize_request(r, u, 0); |
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Upstream: keepalive flag.
Maxim Dounin <mdounin@mdounin.ru>
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|
2013 return; |
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Upstream: keepalive flag.
Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
2014 } |
42135dd1f0ea
Upstream: keepalive flag.
Maxim Dounin <mdounin@mdounin.ru>
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|
2015 |
2386
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2016 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
777
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|
2017 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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|
2018 return; |
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|
2019 } |
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|
2020 |
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|
2021 if (rev->active) { |
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|
2022 ngx_add_timer(rev, u->conf->read_timeout); |
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|
2023 |
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|
2024 } else if (rev->timer_set) { |
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|
2025 ngx_del_timer(rev); |
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|
2026 } |
681 | 2027 } |
2028 | |
2029 | |
2030 static void | |
2031 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
2032 { | |
2033 int tcp_nodelay; | |
2402 | 2034 ssize_t n; |
681 | 2035 ngx_int_t rc; |
2036 ngx_event_pipe_t *p; | |
2037 ngx_connection_t *c; | |
2038 ngx_http_core_loc_conf_t *clcf; | |
2039 | |
509 | 2040 rc = ngx_http_send_header(r); |
479 | 2041 |
2701 | 2042 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
485 | 2043 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2044 return; |
2045 } | |
2046 | |
2704
ac1e2e199c9f
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Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
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|
2047 c = r->connection; |
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diff
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|
2048 |
2701 | 2049 if (r->header_only) { |
2704
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diff
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|
2050 |
2701 | 2051 if (u->cacheable || u->store) { |
2704
ac1e2e199c9f
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diff
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|
2052 |
ac1e2e199c9f
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2703
diff
changeset
|
2053 if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { |
ac1e2e199c9f
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Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
2054 ngx_connection_error(c, ngx_socket_errno, |
ac1e2e199c9f
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parents:
2703
diff
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|
2055 ngx_shutdown_socket_n " failed"); |
ac1e2e199c9f
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parents:
2703
diff
changeset
|
2056 } |
ac1e2e199c9f
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2703
diff
changeset
|
2057 |
2701 | 2058 r->read_event_handler = ngx_http_request_empty_handler; |
2059 r->write_event_handler = ngx_http_request_empty_handler; | |
2704
ac1e2e199c9f
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Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
2060 c->error = 1; |
2701 | 2061 |
2062 } else { | |
2063 ngx_http_upstream_finalize_request(r, u, rc); | |
2064 return; | |
2065 } | |
2066 } | |
2067 | |
479 | 2068 u->header_sent = 1; |
2069 | |
573 | 2070 if (r->request_body && r->request_body->temp_file) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2071 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2072 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
563 | 2073 } |
2074 | |
581 | 2075 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
2076 | |
649 | 2077 if (!u->buffering) { |
581 | 2078 |
2079 if (u->input_filter == NULL) { | |
2080 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
2081 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
2082 u->input_filter_ctx = r; | |
2083 } | |
2084 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2085 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
581 | 2086 r->write_event_handler = |
2087 ngx_http_upstream_process_non_buffered_downstream; | |
2088 | |
2089 r->limit_rate = 0; | |
2090 | |
2091 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
2092 ngx_http_upstream_finalize_request(r, u, 0); | |
2093 return; | |
2094 } | |
2095 | |
583 | 2096 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
2097 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
2098 | |
2099 tcp_nodelay = 1; | |
2100 | |
2101 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
2102 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
2103 { | |
2104 ngx_connection_error(c, ngx_socket_errno, | |
2105 "setsockopt(TCP_NODELAY) failed"); | |
2106 ngx_http_upstream_finalize_request(r, u, 0); | |
2107 return; | |
2108 } | |
2109 | |
2110 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
2111 } | |
2112 | |
2402 | 2113 n = u->buffer.last - u->buffer.pos; |
2114 | |
2115 if (n) { | |
581 | 2116 u->buffer.last = u->buffer.pos; |
2117 | |
2402 | 2118 u->state->response_length += n; |
2119 | |
2120 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
581 | 2121 ngx_http_upstream_finalize_request(r, u, 0); |
2122 return; | |
2123 } | |
2124 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2125 ngx_http_upstream_process_non_buffered_downstream(r); |
581 | 2126 |
2127 } else { | |
2128 u->buffer.pos = u->buffer.start; | |
2129 u->buffer.last = u->buffer.start; | |
2130 | |
2131 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
2132 ngx_http_upstream_finalize_request(r, u, 0); | |
2133 return; | |
2134 } | |
1468
491e5059ea19
read EOF of header only responses in non-buffered proxying
Igor Sysoev <igor@sysoev.ru>
parents:
1397
diff
changeset
|
2135 |
4120
42135dd1f0ea
Upstream: keepalive flag.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4119
diff
changeset
|
2136 if (u->peer.connection->read->ready || u->length == 0) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2137 ngx_http_upstream_process_non_buffered_upstream(r, u); |
1468
491e5059ea19
read EOF of header only responses in non-buffered proxying
Igor Sysoev <igor@sysoev.ru>
parents:
1397
diff
changeset
|
2138 } |
581 | 2139 } |
2140 | |
2141 return; | |
2142 } | |
2143 | |
479 | 2144 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
2145 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
2146 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
2147 |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
2148 if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2149 ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2150 r->cache->file.fd = NGX_INVALID_FILE; |
479 | 2151 } |
2152 | |
3699
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2153 switch (ngx_http_test_predicates(r, u->conf->no_cache)) { |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2154 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2155 case NGX_ERROR: |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2156 ngx_http_upstream_finalize_request(r, u, 0); |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2157 return; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2158 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2159 case NGX_DECLINED: |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2160 u->cacheable = 0; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2161 break; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2162 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2163 default: /* NGX_OK */ |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2164 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2165 if (u->cache_status == NGX_HTTP_CACHE_BYPASS) { |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2166 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2167 r->cache->min_uses = u->conf->cache_min_uses; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2168 r->cache->body_start = u->conf->buffer_size; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2169 r->cache->file_cache = u->conf->cache->data; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2170 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2171 if (ngx_http_file_cache_create(r) != NGX_OK) { |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2172 ngx_http_upstream_finalize_request(r, u, 0); |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2173 return; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2174 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2175 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2176 u->cacheable = 1; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2177 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2178 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2179 break; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2180 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2181 |
1565 | 2182 if (u->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2183 time_t now, valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2184 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2185 now = ngx_time(); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2186 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2187 valid = r->cache->valid_sec; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2188 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2189 if (valid == 0) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2190 valid = ngx_http_file_cache_valid(u->conf->cache_valid, |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2191 u->headers_in.status_n); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2192 if (valid) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2193 r->cache->valid_sec = now + valid; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2194 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2195 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2196 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2197 if (valid) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2198 r->cache->last_modified = r->headers_out.last_modified_time; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2199 r->cache->date = now; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2200 r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2201 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2202 ngx_http_file_cache_set_header(r, u->buffer.start); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2203 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2204 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2205 u->cacheable = 0; |
2703
3b6afa999c2f
support 304 for cacheable responses
Igor Sysoev <igor@sysoev.ru>
parents:
2701
diff
changeset
|
2206 r->headers_out.last_modified_time = -1; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2207 } |
479 | 2208 } |
2209 | |
2690 | 2210 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2211 "http cacheable: %d", u->cacheable); | |
2212 | |
3083
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2213 if (u->cacheable == 0 && r->cache) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2214 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
3083
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2215 } |
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2216 |
479 | 2217 #endif |
2218 | |
581 | 2219 p = u->pipe; |
479 | 2220 |
2221 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
2222 p->output_ctx = r; | |
2223 p->tag = u->output.tag; | |
577 | 2224 p->bufs = u->conf->bufs; |
479 | 2225 p->busy_size = u->conf->busy_buffers_size; |
2226 p->upstream = u->peer.connection; | |
583 | 2227 p->downstream = c; |
479 | 2228 p->pool = r->pool; |
583 | 2229 p->log = c->log; |
577 | 2230 |
1565 | 2231 p->cacheable = u->cacheable || u->store; |
479 | 2232 |
501 | 2233 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
2234 if (p->temp_file == NULL) { | |
479 | 2235 ngx_http_upstream_finalize_request(r, u, 0); |
2236 return; | |
2237 } | |
2238 | |
2239 p->temp_file->file.fd = NGX_INVALID_FILE; | |
583 | 2240 p->temp_file->file.log = c->log; |
479 | 2241 p->temp_file->path = u->conf->temp_path; |
2242 p->temp_file->pool = r->pool; | |
577 | 2243 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2244 if (p->cacheable) { |
479 | 2245 p->temp_file->persistent = 1; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2246 |
479 | 2247 } else { |
667 | 2248 p->temp_file->log_level = NGX_LOG_WARN; |
479 | 2249 p->temp_file->warn = "an upstream response is buffered " |
2250 "to a temporary file"; | |
2251 } | |
2252 | |
2253 p->max_temp_file_size = u->conf->max_temp_file_size; | |
2254 p->temp_file_write_size = u->conf->temp_file_write_size; | |
2255 | |
501 | 2256 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
2257 if (p->preread_bufs == NULL) { | |
479 | 2258 ngx_http_upstream_finalize_request(r, u, 0); |
2259 return; | |
2260 } | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2261 |
581 | 2262 p->preread_bufs->buf = &u->buffer; |
479 | 2263 p->preread_bufs->next = NULL; |
581 | 2264 u->buffer.recycled = 1; |
2265 | |
2266 p->preread_size = u->buffer.last - u->buffer.pos; | |
479 | 2267 |
1565 | 2268 if (u->cacheable) { |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2269 |
479 | 2270 p->buf_to_file = ngx_calloc_buf(r->pool); |
2271 if (p->buf_to_file == NULL) { | |
2272 ngx_http_upstream_finalize_request(r, u, 0); | |
2273 return; | |
2274 } | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2275 |
581 | 2276 p->buf_to_file->pos = u->buffer.start; |
2277 p->buf_to_file->last = u->buffer.pos; | |
479 | 2278 p->buf_to_file->temporary = 1; |
2279 } | |
2280 | |
2281 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
2282 /* the posted aio operation may currupt a shadow buffer */ | |
2283 p->single_buf = 1; | |
2284 } | |
2285 | |
2286 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
2287 p->free_bufs = 1; | |
2288 | |
2289 /* | |
581 | 2290 * event_pipe would do u->buffer.last += p->preread_size |
479 | 2291 * as though these bytes were read |
2292 */ | |
581 | 2293 u->buffer.last = u->buffer.pos; |
479 | 2294 |
2295 if (u->conf->cyclic_temp_file) { | |
2296 | |
2297 /* | |
2298 * we need to disable the use of sendfile() if we use cyclic temp file | |
2299 * because the writing a new data may interfere with sendfile() | |
2300 * that uses the same kernel file pages (at least on FreeBSD) | |
2301 */ | |
2302 | |
2303 p->cyclic_temp_file = 1; | |
583 | 2304 c->sendfile = 0; |
479 | 2305 |
2306 } else { | |
2307 p->cyclic_temp_file = 0; | |
2308 } | |
2309 | |
2310 p->read_timeout = u->conf->read_timeout; | |
2311 p->send_timeout = clcf->send_timeout; | |
2312 p->send_lowat = clcf->send_lowat; | |
2313 | |
4119
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2314 p->length = -1; |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2315 |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2316 if (u->input_filter_init |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2317 && u->input_filter_init(p->input_ctx) != NGX_OK) |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2318 { |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2319 ngx_http_upstream_finalize_request(r, u, 0); |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2320 return; |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2321 } |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2322 |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2323 u->read_event_handler = ngx_http_upstream_process_upstream; |
509 | 2324 r->write_event_handler = ngx_http_upstream_process_downstream; |
479 | 2325 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2326 ngx_http_upstream_process_upstream(r, u); |
479 | 2327 } |
2328 | |
2329 | |
487 | 2330 static void |
581 | 2331 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
2332 { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2333 ngx_event_t *wev; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2334 ngx_connection_t *c; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2335 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2336 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2337 c = r->connection; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2338 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2339 wev = c->write; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2340 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2341 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2342 "http upstream process non buffered downstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2343 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2344 c->log->action = "sending to client"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2345 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2346 if (wev->timedout) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2347 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2348 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
3963
10fbb8f02a45
finalizing with rc == 0 in unbuffered proxy mode caused nginx to wait
Igor Sysoev <igor@sysoev.ru>
parents:
3944
diff
changeset
|
2349 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_REQUEST_TIME_OUT); |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2350 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2351 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2352 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2353 ngx_http_upstream_process_non_buffered_request(r, 1); |
581 | 2354 } |
2355 | |
2356 | |
2357 static void | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2358 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2359 ngx_http_upstream_t *u) |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2360 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2361 ngx_connection_t *c; |
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2362 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2363 c = u->peer.connection; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2364 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2365 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2366 "http upstream process non buffered upstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
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|
2367 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2368 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2369 |
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2370 if (c->read->timedout) { |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2371 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2372 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
|
2373 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2374 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2375 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2376 ngx_http_upstream_process_non_buffered_request(r, 0); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2377 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2378 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2379 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2380 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2381 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2382 ngx_uint_t do_write) |
581 | 2383 { |
2384 size_t size; | |
2385 ssize_t n; | |
2386 ngx_buf_t *b; | |
583 | 2387 ngx_int_t rc; |
2381
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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
|
2388 ngx_connection_t *downstream, *upstream; |
581 | 2389 ngx_http_upstream_t *u; |
2390 ngx_http_core_loc_conf_t *clcf; | |
2391 | |
756
d904b5cb3bba
fix building introduced by previous commit
Igor Sysoev <igor@sysoev.ru>
parents:
755
diff
changeset
|
2392 u = r->upstream; |
884 | 2393 downstream = r->connection; |
2394 upstream = u->peer.connection; | |
581 | 2395 |
2396 b = &u->buffer; | |
2397 | |
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2398 do_write = do_write || u->length == 0; |
581 | 2399 |
2400 for ( ;; ) { | |
2401 | |
2402 if (do_write) { | |
2403 | |
2404 if (u->out_bufs || u->busy_bufs) { | |
583 | 2405 rc = ngx_http_output_filter(r, u->out_bufs); |
2406 | |
2407 if (rc == NGX_ERROR) { | |
581 | 2408 ngx_http_upstream_finalize_request(r, u, 0); |
2409 return; | |
2410 } | |
2411 | |
4114
5db098f97e0e
API change: ngx_chain_update_chains() now requires pool.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3976
diff
changeset
|
2412 ngx_chain_update_chains(r->pool, &u->free_bufs, &u->busy_bufs, |
581 | 2413 &u->out_bufs, u->output.tag); |
2414 } | |
2415 | |
2416 if (u->busy_bufs == NULL) { | |
2417 | |
2418 if (u->length == 0 | |
884 | 2419 || upstream->read->eof |
2420 || upstream->read->error) | |
581 | 2421 { |
2422 ngx_http_upstream_finalize_request(r, u, 0); | |
2423 return; | |
2424 } | |
2425 | |
2426 b->pos = b->start; | |
2427 b->last = b->start; | |
2428 } | |
2429 } | |
2430 | |
2431 size = b->end - b->last; | |
2432 | |
884 | 2433 if (size && upstream->read->ready) { |
2434 | |
2435 n = upstream->recv(upstream, b->last, size); | |
581 | 2436 |
2437 if (n == NGX_AGAIN) { | |
2438 break; | |
2439 } | |
2440 | |
2441 if (n > 0) { | |
2402 | 2442 u->state->response_length += n; |
2443 | |
581 | 2444 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
2445 ngx_http_upstream_finalize_request(r, u, 0); | |
2446 return; | |
2447 } | |
2448 } | |
2449 | |
2450 do_write = 1; | |
2451 | |
2452 continue; | |
2453 } | |
2454 | |
2455 break; | |
2456 } | |
2457 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2458 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2459 |
884 | 2460 if (downstream->data == r) { |
2461 if (ngx_handle_write_event(downstream->write, clcf->send_lowat) | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2462 != NGX_OK) |
583 | 2463 { |
2464 ngx_http_upstream_finalize_request(r, u, 0); | |
2465 return; | |
2466 } | |
581 | 2467 } |
2468 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2469 if (downstream->write->active && !downstream->write->ready) { |
884 | 2470 ngx_add_timer(downstream->write, clcf->send_timeout); |
2471 | |
2472 } else if (downstream->write->timer_set) { | |
2473 ngx_del_timer(downstream->write); | |
581 | 2474 } |
2475 | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2476 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
581 | 2477 ngx_http_upstream_finalize_request(r, u, 0); |
2478 return; | |
2479 } | |
2480 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2481 if (upstream->read->active && !upstream->read->ready) { |
884 | 2482 ngx_add_timer(upstream->read, u->conf->read_timeout); |
2483 | |
2484 } else if (upstream->read->timer_set) { | |
2485 ngx_del_timer(upstream->read); | |
581 | 2486 } |
2487 } | |
2488 | |
2489 | |
2490 static ngx_int_t | |
2491 ngx_http_upstream_non_buffered_filter_init(void *data) | |
2492 { | |
2493 return NGX_OK; | |
2494 } | |
2495 | |
2496 | |
2497 static ngx_int_t | |
2498 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
2499 { | |
2500 ngx_http_request_t *r = data; | |
2501 | |
2502 ngx_buf_t *b; | |
2503 ngx_chain_t *cl, **ll; | |
2504 ngx_http_upstream_t *u; | |
2505 | |
2506 u = r->upstream; | |
2507 | |
2508 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
2509 ll = &cl->next; | |
2510 } | |
2511 | |
2512 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
2513 if (cl == NULL) { | |
2514 return NGX_ERROR; | |
2515 } | |
2516 | |
2517 *ll = cl; | |
2518 | |
2519 cl->buf->flush = 1; | |
2520 cl->buf->memory = 1; | |
2521 | |
2522 b = &u->buffer; | |
2523 | |
2524 cl->buf->pos = b->last; | |
2525 b->last += bytes; | |
2526 cl->buf->last = b->last; | |
1908
f2953601ed3c
fix memory leak in long-lived non buffered connections
Igor Sysoev <igor@sysoev.ru>
parents:
1902
diff
changeset
|
2527 cl->buf->tag = u->output.tag; |
581 | 2528 |
4118
dbddec65fdab
Upstream: r->upstream->length type change to off_t.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4117
diff
changeset
|
2529 if (u->length == -1) { |
581 | 2530 return NGX_OK; |
2531 } | |
2532 | |
2533 u->length -= bytes; | |
2534 | |
2535 return NGX_OK; | |
2536 } | |
2537 | |
2538 | |
2539 static void | |
509 | 2540 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
2541 { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2542 ngx_event_t *wev; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2543 ngx_connection_t *c; |
509 | 2544 ngx_event_pipe_t *p; |
479 | 2545 ngx_http_upstream_t *u; |
2546 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2547 c = r->connection; |
479 | 2548 u = r->upstream; |
581 | 2549 p = u->pipe; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2550 wev = c->write; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2551 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2552 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2553 "http upstream process downstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2554 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2555 c->log->action = "sending to client"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2556 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2557 if (wev->timedout) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2558 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2559 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2560 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2561 wev->timedout = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2562 wev->delayed = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2563 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2564 if (!wev->ready) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2565 ngx_add_timer(wev, p->send_timeout); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2566 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2567 if (ngx_handle_write_event(wev, p->send_lowat) != NGX_OK) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2568 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
|
2569 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2570 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2571 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2572 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2573 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2574 if (ngx_event_pipe(p, wev->write) == NGX_ABORT) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2575 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
|
2576 return; |
527 | 2577 } |
479 | 2578 |
2579 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2580 p->downstream_error = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2581 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2582 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
479 | 2583 } |
2584 | |
2585 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2586 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2587 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2588 |
527 | 2589 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2590 "http downstream delayed"); | |
2591 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2592 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
|
2593 ngx_http_upstream_finalize_request(r, u, 0); |
527 | 2594 } |
2595 | |
2596 return; | |
2597 } | |
2598 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2599 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
479 | 2600 ngx_http_upstream_finalize_request(r, u, 0); |
2601 return; | |
2602 } | |
2603 } | |
577 | 2604 |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2605 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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2377
diff
changeset
|
2606 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2607 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2608 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2609 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2610 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
|
2611 ngx_http_upstream_t *u) |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2612 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2613 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2614 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2615 c = u->peer.connection; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2616 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2617 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2618 "http upstream process upstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2619 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2620 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2621 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2622 if (c->read->timedout) { |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2623 u->pipe->upstream_error = 1; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2624 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2625 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2626 } else { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2627 if (ngx_event_pipe(u->pipe, 0) == NGX_ABORT) { |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2628 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
|
2629 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2630 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2631 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2632 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2633 ngx_http_upstream_process_request(r); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2634 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2635 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2636 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2637 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2638 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
|
2639 { |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2640 ngx_uint_t del; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2641 ngx_temp_file_t *tf; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2642 ngx_event_pipe_t *p; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2643 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2644 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2645 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2646 p = u->pipe; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2647 |
479 | 2648 if (u->peer.connection) { |
2649 | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2650 if (u->store) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2651 |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2652 del = p->upstream_error; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2653 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2654 tf = u->pipe->temp_file; |
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2655 |
2463 | 2656 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
|
2657 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2658 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
|
2659 && (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
|
2660 || (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
|
2661 { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2662 ngx_http_upstream_store(r, u); |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2663 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2664 } else { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2665 del = 1; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2666 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2667 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2668 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2669 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
|
2670 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2671 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
|
2672 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2673 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
|
2674 ngx_delete_file_n " \"%s\" failed", |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2675 u->pipe->temp_file->file.name.data); |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2676 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2677 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2678 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2679 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2680 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2681 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2682 if (u->cacheable) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2683 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2684 if (p->upstream_done) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2685 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
|
2686 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2687 } else if (p->upstream_eof) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2688 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2689 /* TODO: check length & update cache */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2690 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2691 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
|
2692 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2693 } else if (p->upstream_error) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2694 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
479 | 2695 } |
2696 } | |
2697 | |
2698 #endif | |
2699 | |
2700 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
|
2701 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2702 "http upstream exit: %p", p->out); |
479 | 2703 #if 0 |
2704 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2705 #endif | |
2706 ngx_http_upstream_finalize_request(r, u, 0); | |
2707 return; | |
2708 } | |
2709 } | |
2710 | |
2711 if (p->downstream_error) { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2712 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2713 "http upstream downstream error"); |
479 | 2714 |
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2715 if (!u->cacheable && !u->store && u->peer.connection) { |
479 | 2716 ngx_http_upstream_finalize_request(r, u, 0); |
2717 } | |
2718 } | |
2719 } | |
2720 | |
2721 | |
487 | 2722 static void |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2723 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
|
2724 { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2725 size_t root; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2726 time_t lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2727 ngx_str_t path; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2728 ngx_temp_file_t *tf; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2729 ngx_ext_rename_file_t ext; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2730 |
1777 | 2731 tf = u->pipe->temp_file; |
2732 | |
2733 if (tf->file.fd == NGX_INVALID_FILE) { | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2734 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2735 /* create file for empty 200 response */ |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2736 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2737 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
|
2738 if (tf == NULL) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2739 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2740 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2741 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2742 tf->file.fd = NGX_INVALID_FILE; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2743 tf->file.log = r->connection->log; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2744 tf->path = u->conf->temp_path; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2745 tf->pool = r->pool; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2746 tf->persistent = 1; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2747 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2748 if (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
|
2749 tf->persistent, tf->clean, tf->access) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2750 != NGX_OK) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2751 { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2752 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2753 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2754 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2755 u->pipe->temp_file = tf; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2756 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2757 |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2758 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
|
2759 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
|
2760 ext.time = -1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2761 ext.create_path = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2762 ext.delete_file = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2763 ext.log = r->connection->log; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2764 |
1705 | 2765 if (u->headers_in.last_modified) { |
2766 | |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2767 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
|
2768 u->headers_in.last_modified->value.len); |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2769 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2770 if (lm != NGX_ERROR) { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2771 ext.time = lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2772 ext.fd = tf->file.fd; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2773 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2774 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2775 |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2776 if (u->conf->store_lengths == NULL) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2777 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2778 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
|
2779 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2780 } else { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2781 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
|
2782 u->conf->store_values->elts) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2783 == NULL) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2784 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2785 return; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2786 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2787 } |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2788 |
3032
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2789 path.len--; |
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2790 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2791 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
|
2792 "upstream stores \"%s\" to \"%s\"", |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2793 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
|
2794 |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2795 (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
|
2796 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2797 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2798 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2799 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2800 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 2801 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2802 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 2803 "http upstream dummy handler"); |
2804 } | |
2805 | |
2806 | |
487 | 2807 static void |
2808 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
2809 ngx_uint_t ft_type) | |
479 | 2810 { |
884 | 2811 ngx_uint_t status, state; |
479 | 2812 |
2813 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
884 | 2814 "http next upstream, %xi", ft_type); |
479 | 2815 |
2816 #if 0 | |
2817 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2818 #endif | |
2819 | |
525 | 2820 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
884 | 2821 state = NGX_PEER_NEXT; |
525 | 2822 } else { |
884 | 2823 state = NGX_PEER_FAILED; |
479 | 2824 } |
525 | 2825 |
1378 | 2826 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
2827 u->peer.free(&u->peer, u->peer.data, state); | |
2828 } | |
525 | 2829 |
479 | 2830 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
2831 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
2832 "upstream timed out"); | |
2833 } | |
577 | 2834 |
479 | 2835 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
2836 status = 0; | |
2837 | |
4115
70a45a504905
Workaround for cpu hog on errors with cached connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
2838 /* TODO: inform balancer instead */ |
70a45a504905
Workaround for cpu hog on errors with cached connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
2839 |
70a45a504905
Workaround for cpu hog on errors with cached connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
2840 u->peer.tries++; |
70a45a504905
Workaround for cpu hog on errors with cached connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
2841 |
479 | 2842 } else { |
2843 switch(ft_type) { | |
2844 | |
2845 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
2846 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
2847 break; | |
2848 | |
2849 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
2850 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
2851 break; | |
2852 | |
2853 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
2854 status = NGX_HTTP_NOT_FOUND; | |
2855 break; | |
2856 | |
2857 /* | |
2858 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
2859 * never reach here | |
2860 */ | |
2861 | |
2862 default: | |
2863 status = NGX_HTTP_BAD_GATEWAY; | |
2864 } | |
2865 } | |
2866 | |
583 | 2867 if (r->connection->error) { |
479 | 2868 ngx_http_upstream_finalize_request(r, u, |
2869 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
2870 return; | |
2871 } | |
2872 | |
2873 if (status) { | |
2874 u->state->status = status; | |
2875 | |
525 | 2876 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
479 | 2877 |
2878 #if (NGX_HTTP_CACHE) | |
2879 | |
2952 | 2880 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
2881 && (u->conf->cache_use_stale & ft_type)) | |
2882 { | |
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2883 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
|
2884 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2885 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
|
2886 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2887 if (rc == NGX_OK) { |
2952 | 2888 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
|
2889 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
|
2890 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2891 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2892 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2893 return; |
2894 } | |
2895 #endif | |
2896 | |
2897 ngx_http_upstream_finalize_request(r, u, status); | |
2898 return; | |
2899 } | |
2900 } | |
2901 | |
2902 if (u->peer.connection) { | |
2903 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2904 "close http upstream connection: %d", | |
2905 u->peer.connection->fd); | |
577 | 2906 #if (NGX_HTTP_SSL) |
884 | 2907 |
577 | 2908 if (u->peer.connection->ssl) { |
884 | 2909 u->peer.connection->ssl->no_wait_shutdown = 1; |
2910 u->peer.connection->ssl->no_send_shutdown = 1; | |
2911 | |
2912 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2913 } |
2914 #endif | |
884 | 2915 |
4116
9baf12ea5ca1
Upstream: separate pool for peer connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4115
diff
changeset
|
2916 ngx_destroy_pool(u->peer.connection->pool); |
479 | 2917 ngx_close_connection(u->peer.connection); |
2918 } | |
2919 | |
2920 #if 0 | |
2921 if (u->conf->busy_lock && !u->busy_locked) { | |
2922 ngx_http_upstream_busy_lock(p); | |
2923 return; | |
2924 } | |
2925 #endif | |
2926 | |
2927 ngx_http_upstream_connect(r, u); | |
2928 } | |
2929 | |
2930 | |
487 | 2931 static void |
569 | 2932 ngx_http_upstream_cleanup(void *data) |
2933 { | |
2934 ngx_http_request_t *r = data; | |
2935 | |
1705 | 2936 ngx_http_upstream_t *u; |
2937 | |
569 | 2938 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2939 "cleanup http upstream request: \"%V\"", &r->uri); | |
2940 | |
1705 | 2941 u = r->upstream; |
2942 | |
2943 if (u->resolved && u->resolved->ctx) { | |
2944 ngx_resolve_name_done(u->resolved->ctx); | |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2945 u->resolved->ctx = NULL; |
1658 | 2946 } |
2947 | |
1705 | 2948 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
569 | 2949 } |
2950 | |
2951 | |
2952 static void | |
487 | 2953 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
2954 ngx_http_upstream_t *u, ngx_int_t rc) | |
479 | 2955 { |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2956 ngx_time_t *tp; |
563 | 2957 |
483 | 2958 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2959 "finalize http upstream request: %i", rc); | |
479 | 2960 |
2413 | 2961 if (u->cleanup) { |
2962 *u->cleanup = NULL; | |
3418
a076e1823737
delete u->cleanup mark, this fixes large values in $upstream_response_time,
Igor Sysoev <igor@sysoev.ru>
parents:
3401
diff
changeset
|
2963 u->cleanup = NULL; |
2413 | 2964 } |
569 | 2965 |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2966 if (u->resolved && u->resolved->ctx) { |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2967 ngx_resolve_name_done(u->resolved->ctx); |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2968 u->resolved->ctx = NULL; |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2969 } |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2970 |
1658 | 2971 if (u->state && u->state->response_sec) { |
563 | 2972 tp = ngx_timeofday(); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2973 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
|
2974 u->state->response_msec = tp->msec - u->state->response_msec; |
2402 | 2975 |
2976 if (u->pipe) { | |
2977 u->state->response_length = u->pipe->read_length; | |
2978 } | |
563 | 2979 } |
2980 | |
479 | 2981 u->finalize_request(r, rc); |
2982 | |
1658 | 2983 if (u->peer.free) { |
2984 u->peer.free(&u->peer, u->peer.data, 0); | |
2985 } | |
884 | 2986 |
479 | 2987 if (u->peer.connection) { |
884 | 2988 |
577 | 2989 #if (NGX_HTTP_SSL) |
2990 | |
2991 /* TODO: do not shutdown persistent connection */ | |
2992 | |
2993 if (u->peer.connection->ssl) { | |
884 | 2994 |
2995 /* | |
2996 * We send the "close notify" shutdown alert to the upstream only | |
2997 * and do not wait its "close notify" shutdown alert. | |
2998 * It is acceptable according to the TLS standard. | |
2999 */ | |
3000 | |
3001 u->peer.connection->ssl->no_wait_shutdown = 1; | |
3002 | |
3003 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 3004 } |
3005 #endif | |
884 | 3006 |
3007 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
3008 "close http upstream connection: %d", | |
3009 u->peer.connection->fd); | |
3010 | |
4116
9baf12ea5ca1
Upstream: separate pool for peer connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4115
diff
changeset
|
3011 ngx_destroy_pool(u->peer.connection->pool); |
479 | 3012 ngx_close_connection(u->peer.connection); |
3013 } | |
3014 | |
483 | 3015 u->peer.connection = NULL; |
3016 | |
581 | 3017 if (u->pipe && u->pipe->temp_file) { |
479 | 3018 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3019 "http upstream temp fd: %d", | |
581 | 3020 u->pipe->temp_file->file.fd); |
479 | 3021 } |
3022 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3023 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3024 |
3940
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3025 if (r->cache) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3026 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3027 if (u->cacheable) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3028 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3029 if (rc == NGX_HTTP_BAD_GATEWAY || rc == NGX_HTTP_GATEWAY_TIME_OUT) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3030 time_t valid; |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3031 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3032 valid = ngx_http_file_cache_valid(u->conf->cache_valid, rc); |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3033 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3034 if (valid) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3035 r->cache->valid_sec = ngx_time() + valid; |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3036 r->cache->error = rc; |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3037 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3038 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3039 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3040 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
3041 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
479 | 3042 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3043 |
479 | 3044 #endif |
3045 | |
2692 | 3046 if (u->header_sent |
3963
10fbb8f02a45
finalizing with rc == 0 in unbuffered proxy mode caused nginx to wait
Igor Sysoev <igor@sysoev.ru>
parents:
3944
diff
changeset
|
3047 && rc != NGX_HTTP_REQUEST_TIME_OUT |
2692 | 3048 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3049 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3050 rc = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3051 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3052 |
515 | 3053 if (rc == NGX_DECLINED) { |
3054 return; | |
3055 } | |
3056 | |
483 | 3057 r->connection->log->action = "sending to client"; |
3058 | |
2971
87ddbe960172
fix ngx_http_send_special() for subrequests handled by perl
Igor Sysoev <igor@sysoev.ru>
parents:
2957
diff
changeset
|
3059 if (rc == 0) { |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
3060 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
479 | 3061 } |
3062 | |
3063 ngx_http_finalize_request(r, rc); | |
3064 } | |
3065 | |
3066 | |
509 | 3067 static ngx_int_t |
3068 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3069 ngx_uint_t offset) | |
577 | 3070 { |
509 | 3071 ngx_table_elt_t **ph; |
577 | 3072 |
509 | 3073 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
3074 | |
3075 if (*ph == NULL) { | |
3076 *ph = h; | |
3077 } | |
3078 | |
3079 return NGX_OK; | |
3080 } | |
3081 | |
3082 | |
3083 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
|
3084 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
|
3085 ngx_uint_t offset) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3086 { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3087 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3088 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3089 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3090 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3091 static ngx_int_t |
4117
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3092 ngx_http_upstream_process_content_length(ngx_http_request_t *r, |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3093 ngx_table_elt_t *h, ngx_uint_t offset) |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3094 { |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3095 ngx_http_upstream_t *u; |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3096 |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3097 u = r->upstream; |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3098 |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3099 u->headers_in.content_length = h; |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3100 u->headers_in.content_length_n = ngx_atoof(h->value.data, h->value.len); |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3101 |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3102 return NGX_OK; |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3103 } |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3104 |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3105 |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3106 static ngx_int_t |
3669
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3107 ngx_http_upstream_process_set_cookie(ngx_http_request_t *r, ngx_table_elt_t *h, |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3108 ngx_uint_t offset) |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3109 { |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3110 #if (NGX_HTTP_CACHE) |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3111 ngx_http_upstream_t *u; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3112 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3113 u = r->upstream; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3114 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3115 if (!(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_SET_COOKIE)) { |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3116 u->cacheable = 0; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3117 } |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3118 #endif |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3119 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3120 return NGX_OK; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3121 } |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3122 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3123 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3124 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
|
3125 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 3126 ngx_table_elt_t *h, ngx_uint_t offset) |
3127 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3128 ngx_array_t *pa; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3129 ngx_table_elt_t **ph; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3130 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3131 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3132 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3133 pa = &u->headers_in.cache_control; |
509 | 3134 |
3135 if (pa->elts == NULL) { | |
3136 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3137 { | |
3138 return NGX_ERROR; | |
3139 } | |
3140 } | |
3141 | |
3142 ph = ngx_array_push(pa); | |
3143 if (ph == NULL) { | |
3144 return NGX_ERROR; | |
3145 } | |
3146 | |
3147 *ph = h; | |
3148 | |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3149 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3150 { |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3151 u_char *p, *last; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3152 ngx_int_t n; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3153 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3154 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
|
3155 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3156 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3157 |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3158 if (r->cache == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3159 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3160 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3161 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3162 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
|
3163 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3164 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3165 |
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3166 p = h->value.data; |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3167 last = p + h->value.len; |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3168 |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3169 if (ngx_strlcasestrn(p, last, (u_char *) "no-cache", 8 - 1) != NULL |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3170 || ngx_strlcasestrn(p, last, (u_char *) "no-store", 8 - 1) != NULL |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3171 || ngx_strlcasestrn(p, last, (u_char *) "private", 7 - 1) != NULL) |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3172 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3173 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3174 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3175 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3176 |
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3177 p = ngx_strlcasestrn(p, last, (u_char *) "max-age=", 8 - 1); |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3178 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3179 if (p == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3180 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3181 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3182 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3183 n = 0; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3184 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3185 for (p += 8; p < last; p++) { |
3198
48bfb7dc981b
test comma separator in "Cache-Control"
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
3186 if (*p == ',' || *p == ';' || *p == ' ') { |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3187 break; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3188 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3189 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3190 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
|
3191 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
|
3192 continue; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3193 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3194 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3195 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3196 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3197 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3198 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3199 if (n == 0) { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3200 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3201 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3202 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3203 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3204 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
|
3205 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3206 #endif |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3207 |
509 | 3208 return NGX_OK; |
3209 } | |
3210 | |
3211 | |
3212 static ngx_int_t | |
2666 | 3213 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
3214 ngx_uint_t offset) | |
3215 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3216 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3217 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3218 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3219 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
|
3220 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3221 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3222 { |
2666 | 3223 time_t expires; |
3224 | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3225 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
|
3226 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3227 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3228 |
2666 | 3229 if (r->cache == NULL) { |
3230 return NGX_OK; | |
3231 } | |
3232 | |
3233 if (r->cache->valid_sec != 0) { | |
3234 return NGX_OK; | |
3235 } | |
3236 | |
3237 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
3238 | |
3239 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
|
3240 u->cacheable = 0; |
2666 | 3241 return NGX_OK; |
3242 } | |
3243 | |
3244 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
|
3245 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3246 #endif |
2666 | 3247 |
3248 return NGX_OK; | |
3249 } | |
3250 | |
3251 | |
3252 static ngx_int_t | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3253 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
|
3254 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
|
3255 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3256 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3257 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3258 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3259 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
|
3260 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3261 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3262 { |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3263 u_char *p; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3264 size_t len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3265 ngx_int_t n; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3266 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3267 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
|
3268 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3269 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3270 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3271 if (r->cache == NULL) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3272 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3273 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3274 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3275 len = h->value.len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3276 p = h->value.data; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3277 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3278 if (p[0] != '@') { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3279 n = ngx_atoi(p, len); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3280 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3281 switch (n) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3282 case 0: |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3283 u->cacheable = 0; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3284 case NGX_ERROR: |
2667 | 3285 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3286 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3287 default: |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3288 r->cache->valid_sec = ngx_time() + n; |
2667 | 3289 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3290 } |
2667 | 3291 } |
3292 | |
3293 p++; | |
3294 len--; | |
3295 | |
3296 n = ngx_atoi(p, len); | |
3297 | |
3298 if (n != NGX_ERROR) { | |
3299 r->cache->valid_sec = n; | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3300 } |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3301 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3302 #endif |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3303 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3304 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3305 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3306 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3307 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3308 static ngx_int_t |
527 | 3309 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
3310 ngx_uint_t offset) | |
577 | 3311 { |
527 | 3312 ngx_int_t n; |
3313 | |
3314 r->upstream->headers_in.x_accel_limit_rate = h; | |
3315 | |
3316 n = ngx_atoi(h->value.data, h->value.len); | |
3317 | |
3318 if (n != NGX_ERROR) { | |
3319 r->limit_rate = (size_t) n; | |
3320 } | |
3321 | |
3322 return NGX_OK; | |
3323 } | |
3324 | |
3325 | |
3326 static ngx_int_t | |
649 | 3327 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
3328 ngx_uint_t offset) | |
3329 { | |
3330 u_char c0, c1, c2; | |
3331 | |
3332 if (r->upstream->conf->change_buffering) { | |
3333 | |
3334 if (h->value.len == 2) { | |
3335 c0 = ngx_tolower(h->value.data[0]); | |
3336 c1 = ngx_tolower(h->value.data[1]); | |
3337 | |
3338 if (c0 == 'n' && c1 == 'o') { | |
3339 r->upstream->buffering = 0; | |
3340 } | |
3341 | |
3342 } else if (h->value.len == 3) { | |
3343 c0 = ngx_tolower(h->value.data[0]); | |
3344 c1 = ngx_tolower(h->value.data[1]); | |
3345 c2 = ngx_tolower(h->value.data[2]); | |
3346 | |
3347 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
3348 r->upstream->buffering = 1; | |
3349 } | |
3350 } | |
3351 } | |
3352 | |
3353 return NGX_OK; | |
3354 } | |
3355 | |
3356 | |
3357 static ngx_int_t | |
657 | 3358 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
3359 ngx_uint_t offset) | |
3360 { | |
3361 r->headers_out.override_charset = &h->value; | |
3362 | |
3363 return NGX_OK; | |
3364 } | |
3365 | |
3366 | |
3367 static ngx_int_t | |
509 | 3368 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
3369 ngx_uint_t offset) | |
3370 { | |
573 | 3371 ngx_table_elt_t *ho, **ph; |
509 | 3372 |
3373 ho = ngx_list_push(&r->headers_out.headers); | |
3374 if (ho == NULL) { | |
3375 return NGX_ERROR; | |
3376 } | |
3377 | |
3378 *ho = *h; | |
3379 | |
573 | 3380 if (offset) { |
3381 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
3382 *ph = ho; | |
3383 } | |
3384 | |
509 | 3385 return NGX_OK; |
3386 } | |
3387 | |
3388 | |
3389 static ngx_int_t | |
3390 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
3391 ngx_table_elt_t *h, ngx_uint_t offset) | |
3392 { | |
3393 ngx_array_t *pa; | |
3394 ngx_table_elt_t *ho, **ph; | |
3395 | |
3396 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
3397 | |
3398 if (pa->elts == NULL) { | |
3399 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3400 { | |
3401 return NGX_ERROR; | |
3402 } | |
3403 } | |
3404 | |
3405 ph = ngx_array_push(pa); | |
3406 if (ph == NULL) { | |
3407 return NGX_ERROR; | |
3408 } | |
3409 | |
3410 ho = ngx_list_push(&r->headers_out.headers); | |
3411 if (ho == NULL) { | |
3412 return NGX_ERROR; | |
3413 } | |
3414 | |
3415 *ho = *h; | |
3416 *ph = ho; | |
3417 | |
3418 return NGX_OK; | |
3419 } | |
3420 | |
3421 | |
3422 static ngx_int_t | |
3423 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3424 ngx_uint_t offset) | |
3425 { | |
657 | 3426 u_char *p, *last; |
3427 | |
3428 r->headers_out.content_type_len = h->value.len; | |
509 | 3429 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
|
3430 r->headers_out.content_type_lowcase = NULL; |
509 | 3431 |
657 | 3432 for (p = h->value.data; *p; p++) { |
3433 | |
3434 if (*p != ';') { | |
3435 continue; | |
3436 } | |
3437 | |
3438 last = p; | |
3439 | |
3440 while (*++p == ' ') { /* void */ } | |
3441 | |
1968 | 3442 if (*p == '\0') { |
3443 return NGX_OK; | |
3444 } | |
3445 | |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3446 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
657 | 3447 continue; |
3448 } | |
3449 | |
3450 p += 8; | |
3451 | |
3452 r->headers_out.content_type_len = last - h->value.data; | |
3453 | |
2244 | 3454 if (*p == '"') { |
3455 p++; | |
3456 } | |
3457 | |
3458 last = h->value.data + h->value.len; | |
3459 | |
3460 if (*(last - 1) == '"') { | |
3461 last--; | |
3462 } | |
3463 | |
3464 r->headers_out.charset.len = last - p; | |
657 | 3465 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
|
3466 |
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3467 return NGX_OK; |
657 | 3468 } |
3469 | |
509 | 3470 return NGX_OK; |
3471 } | |
3472 | |
3473 | |
3474 static ngx_int_t | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3475 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
|
3476 ngx_uint_t offset) |
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 ngx_table_elt_t *ho; |
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.last_modified = 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 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3490 |
2952 | 3491 if (r->upstream->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3492 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
|
3493 h->value.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3494 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3495 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3496 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3497 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3498 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3499 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3500 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3501 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3502 static ngx_int_t |
509 | 3503 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
3504 ngx_uint_t offset) | |
3505 { | |
3506 ngx_int_t rc; | |
3507 ngx_table_elt_t *ho; | |
3508 | |
3509 ho = ngx_list_push(&r->headers_out.headers); | |
3510 if (ho == NULL) { | |
3511 return NGX_ERROR; | |
3512 } | |
3513 | |
3514 *ho = *h; | |
3515 | |
3516 if (r->upstream->rewrite_redirect) { | |
3517 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
3518 | |
529 | 3519 if (rc == NGX_DECLINED) { |
3520 return NGX_OK; | |
3521 } | |
3522 | |
509 | 3523 if (rc == NGX_OK) { |
3524 r->headers_out.location = ho; | |
3525 | |
3526 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
3527 "rewritten location: \"%V\"", &ho->value); | |
3528 } | |
3529 | |
3530 return rc; | |
3531 } | |
3532 | |
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3533 if (ho->value.data[0] != '/') { |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3534 r->headers_out.location = ho; |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3535 } |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3536 |
509 | 3537 /* |
3538 * we do not set r->headers_out.location here to avoid the handling | |
3539 * the local redirects without a host name by ngx_http_header_filter() | |
3540 */ | |
3541 | |
3542 return NGX_OK; | |
3543 } | |
3544 | |
3545 | |
3546 static ngx_int_t | |
3547 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3548 ngx_uint_t offset) | |
3549 { | |
3550 u_char *p; | |
3551 ngx_int_t rc; | |
3552 ngx_table_elt_t *ho; | |
3553 | |
3554 ho = ngx_list_push(&r->headers_out.headers); | |
3555 if (ho == NULL) { | |
3556 return NGX_ERROR; | |
3557 } | |
3558 | |
3559 *ho = *h; | |
3560 | |
3561 if (r->upstream->rewrite_redirect) { | |
3562 | |
1549 | 3563 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
509 | 3564 |
3565 if (p) { | |
3566 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
3567 | |
3568 } else { | |
3569 return NGX_OK; | |
3570 } | |
3571 | |
529 | 3572 if (rc == NGX_DECLINED) { |
3573 return NGX_OK; | |
3574 } | |
3575 | |
509 | 3576 if (rc == NGX_OK) { |
1654 | 3577 r->headers_out.refresh = ho; |
3578 | |
509 | 3579 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3580 "rewritten refresh: \"%V\"", &ho->value); | |
3581 } | |
3582 | |
3583 return rc; | |
3584 } | |
3585 | |
1654 | 3586 r->headers_out.refresh = ho; |
3587 | |
509 | 3588 return NGX_OK; |
3589 } | |
3590 | |
3591 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3592 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3593 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
|
3594 ngx_table_elt_t *h, ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3595 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3596 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3597 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3598 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3599 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3600 if (r->cached) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3601 r->allow_ranges = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3602 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3603 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3604 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3605 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3606 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3607 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3608 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3609 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3610 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3611 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3612 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3613 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3614 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3615 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
|
3616 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3617 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3618 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3619 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3620 |
509 | 3621 #if (NGX_HTTP_GZIP) |
3622 | |
3623 static ngx_int_t | |
3624 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
3625 ngx_table_elt_t *h, ngx_uint_t offset) | |
3626 { | |
3627 ngx_table_elt_t *ho; | |
3628 | |
3629 ho = ngx_list_push(&r->headers_out.headers); | |
3630 if (ho == NULL) { | |
3631 return NGX_ERROR; | |
3632 } | |
3633 | |
3634 *ho = *h; | |
3635 | |
3636 r->headers_out.content_encoding = ho; | |
3637 | |
3638 return NGX_OK; | |
3639 } | |
3640 | |
3641 #endif | |
3642 | |
3643 | |
487 | 3644 static ngx_int_t |
573 | 3645 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
479 | 3646 { |
880 | 3647 ngx_http_variable_t *var, *v; |
479 | 3648 |
573 | 3649 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
3650 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
3651 if (var == NULL) { | |
3652 return NGX_ERROR; | |
3653 } | |
3654 | |
637 | 3655 var->get_handler = v->get_handler; |
573 | 3656 var->data = v->data; |
3657 } | |
3658 | |
479 | 3659 return NGX_OK; |
3660 } | |
509 | 3661 |
3662 | |
573 | 3663 static ngx_int_t |
1181 | 3664 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
3665 ngx_http_variable_value_t *v, uintptr_t data) | |
3666 { | |
3667 u_char *p; | |
3668 size_t len; | |
3669 ngx_uint_t i; | |
3670 ngx_http_upstream_state_t *state; | |
3671 | |
3672 v->valid = 1; | |
1565 | 3673 v->no_cacheable = 0; |
1181 | 3674 v->not_found = 0; |
3675 | |
3676 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3677 v->not_found = 1; | |
3678 return NGX_OK; | |
3679 } | |
3680 | |
3681 len = 0; | |
3682 state = r->upstream_states->elts; | |
3683 | |
3684 for (i = 0; i < r->upstream_states->nelts; i++) { | |
3685 if (state[i].peer) { | |
3686 len += state[i].peer->len + 2; | |
3687 | |
3688 } else { | |
3689 len += 3; | |
3690 } | |
3691 } | |
3692 | |
2049 | 3693 p = ngx_pnalloc(r->pool, len); |
1181 | 3694 if (p == NULL) { |
3695 return NGX_ERROR; | |
3696 } | |
3697 | |
3698 v->data = p; | |
3699 | |
3700 i = 0; | |
3701 | |
3702 for ( ;; ) { | |
3703 if (state[i].peer) { | |
3704 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
3705 } | |
3706 | |
3707 if (++i == r->upstream_states->nelts) { | |
3708 break; | |
3709 } | |
3710 | |
3711 if (state[i].peer) { | |
3712 *p++ = ','; | |
3713 *p++ = ' '; | |
3714 | |
3715 } else { | |
3716 *p++ = ' '; | |
3717 *p++ = ':'; | |
3718 *p++ = ' '; | |
3719 | |
3720 if (++i == r->upstream_states->nelts) { | |
3721 break; | |
3722 } | |
3723 | |
3724 continue; | |
3725 } | |
3726 } | |
3727 | |
3728 v->len = p - v->data; | |
3729 | |
3730 return NGX_OK; | |
3731 } | |
3732 | |
3733 | |
3734 static ngx_int_t | |
573 | 3735 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
3736 ngx_http_variable_value_t *v, uintptr_t data) | |
3737 { | |
3738 u_char *p; | |
3739 size_t len; | |
3740 ngx_uint_t i; | |
3741 ngx_http_upstream_state_t *state; | |
3742 | |
3743 v->valid = 1; | |
1565 | 3744 v->no_cacheable = 0; |
573 | 3745 v->not_found = 0; |
3746 | |
1168
4d0d12446c3b
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Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3747 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3748 v->not_found = 1; |
3749 return NGX_OK; | |
3750 } | |
3751 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3752 len = r->upstream_states->nelts * (3 + 2); |
573 | 3753 |
2049 | 3754 p = ngx_pnalloc(r->pool, len); |
573 | 3755 if (p == NULL) { |
3756 return NGX_ERROR; | |
3757 } | |
3758 | |
3759 v->data = p; | |
3760 | |
3761 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
|
3762 state = r->upstream_states->elts; |
573 | 3763 |
3764 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3765 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
|
3766 p = ngx_sprintf(p, "%ui", state[i].status); |
573 | 3767 |
3768 } else { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3769 *p++ = '-'; |
573 | 3770 } |
3771 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3772 if (++i == r->upstream_states->nelts) { |
573 | 3773 break; |
3774 } | |
3775 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3776 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
|
3777 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3778 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3779 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3780 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3781 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3782 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3783 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3784 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3785 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
|
3786 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3787 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3788 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3789 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3790 } |
573 | 3791 } |
3792 | |
3793 v->len = p - v->data; | |
3794 | |
3795 return NGX_OK; | |
3796 } | |
3797 | |
3798 | |
3799 static ngx_int_t | |
3800 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
3801 ngx_http_variable_value_t *v, uintptr_t data) | |
3802 { | |
3803 u_char *p; | |
3804 size_t len; | |
3805 ngx_uint_t i; | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3806 ngx_msec_int_t ms; |
573 | 3807 ngx_http_upstream_state_t *state; |
3808 | |
3809 v->valid = 1; | |
1565 | 3810 v->no_cacheable = 0; |
573 | 3811 v->not_found = 0; |
3812 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3813 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3814 v->not_found = 1; |
3815 return NGX_OK; | |
3816 } | |
3817 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3818 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
573 | 3819 |
2049 | 3820 p = ngx_pnalloc(r->pool, len); |
573 | 3821 if (p == NULL) { |
3822 return NGX_ERROR; | |
3823 } | |
3824 | |
3825 v->data = p; | |
3826 | |
3827 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
|
3828 state = r->upstream_states->elts; |
573 | 3829 |
3830 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3831 if (state[i].status) { |
1640 | 3832 ms = (ngx_msec_int_t) |
3833 (state[i].response_sec * 1000 + state[i].response_msec); | |
3515 | 3834 ms = ngx_max(ms, 0); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3835 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
|
3836 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3837 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3838 *p++ = '-'; |
573 | 3839 } |
3840 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3841 if (++i == r->upstream_states->nelts) { |
573 | 3842 break; |
3843 } | |
3844 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3845 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
|
3846 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3847 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3848 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3849 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3850 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3851 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3852 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3853 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3854 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
|
3855 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3856 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3857 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3858 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3859 } |
573 | 3860 } |
3861 | |
3862 v->len = p - v->data; | |
3863 | |
3864 return NGX_OK; | |
3865 } | |
3866 | |
3867 | |
2402 | 3868 static ngx_int_t |
3869 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
3870 ngx_http_variable_value_t *v, uintptr_t data) | |
3871 { | |
3872 u_char *p; | |
3873 size_t len; | |
3874 ngx_uint_t i; | |
3875 ngx_http_upstream_state_t *state; | |
3876 | |
3877 v->valid = 1; | |
3878 v->no_cacheable = 0; | |
3879 v->not_found = 0; | |
3880 | |
3881 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3882 v->not_found = 1; | |
3883 return NGX_OK; | |
3884 } | |
3885 | |
3886 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
3887 | |
3888 p = ngx_pnalloc(r->pool, len); | |
3889 if (p == NULL) { | |
3890 return NGX_ERROR; | |
3891 } | |
3892 | |
3893 v->data = p; | |
3894 | |
3895 i = 0; | |
3896 state = r->upstream_states->elts; | |
3897 | |
3898 for ( ;; ) { | |
3899 p = ngx_sprintf(p, "%O", state[i].response_length); | |
3900 | |
3901 if (++i == r->upstream_states->nelts) { | |
3902 break; | |
3903 } | |
3904 | |
3905 if (state[i].peer) { | |
3906 *p++ = ','; | |
3907 *p++ = ' '; | |
3908 | |
3909 } else { | |
3910 *p++ = ' '; | |
3911 *p++ = ':'; | |
3912 *p++ = ' '; | |
3913 | |
3914 if (++i == r->upstream_states->nelts) { | |
3915 break; | |
3916 } | |
3917 | |
3918 continue; | |
3919 } | |
3920 } | |
3921 | |
3922 v->len = p - v->data; | |
3923 | |
3924 return NGX_OK; | |
3925 } | |
3926 | |
3927 | |
1162 | 3928 ngx_int_t |
3929 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
3930 ngx_http_variable_value_t *v, uintptr_t data) | |
3931 { | |
3932 if (r->upstream == NULL) { | |
3933 v->not_found = 1; | |
3934 return NGX_OK; | |
3935 } | |
3936 | |
3937 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
3938 &r->upstream->headers_in.headers.part, | |
3939 sizeof("upstream_http_") - 1); | |
3940 } | |
3941 | |
3942 | |
2952 | 3943 #if (NGX_HTTP_CACHE) |
3944 | |
3945 ngx_int_t | |
3946 ngx_http_upstream_cache_status(ngx_http_request_t *r, | |
3947 ngx_http_variable_value_t *v, uintptr_t data) | |
3948 { | |
3949 ngx_uint_t n; | |
3950 | |
3951 if (r->upstream == NULL || r->upstream->cache_status == 0) { | |
3952 v->not_found = 1; | |
3953 return NGX_OK; | |
3954 } | |
3955 | |
3956 n = r->upstream->cache_status - 1; | |
3957 | |
3958 v->valid = 1; | |
3959 v->no_cacheable = 0; | |
3960 v->not_found = 0; | |
3961 v->len = ngx_http_cache_status[n].len; | |
3962 v->data = ngx_http_cache_status[n].data; | |
3963 | |
3964 return NGX_OK; | |
3965 } | |
3966 | |
3967 #endif | |
3968 | |
3969 | |
651 | 3970 static char * |
3971 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
3972 { | |
884 | 3973 char *rv; |
3974 void *mconf; | |
3975 ngx_str_t *value; | |
3976 ngx_url_t u; | |
3977 ngx_uint_t m; | |
3978 ngx_conf_t pcf; | |
3979 ngx_http_module_t *module; | |
3980 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
3981 ngx_http_upstream_srv_conf_t *uscf; | |
3982 | |
3983 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3984 | |
3985 value = cf->args->elts; | |
3986 u.host = value[1]; | |
3987 u.no_resolve = 1; | |
3988 | |
3989 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
3990 |NGX_HTTP_UPSTREAM_WEIGHT | |
3991 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
3992 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
3993 |NGX_HTTP_UPSTREAM_DOWN | |
3994 |NGX_HTTP_UPSTREAM_BACKUP); | |
3995 if (uscf == NULL) { | |
3996 return NGX_CONF_ERROR; | |
3997 } | |
3998 | |
651 | 3999 |
4000 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
4001 if (ctx == NULL) { | |
4002 return NGX_CONF_ERROR; | |
4003 } | |
4004 | |
884 | 4005 http_ctx = cf->ctx; |
4006 ctx->main_conf = http_ctx->main_conf; | |
651 | 4007 |
4008 /* the upstream{}'s srv_conf */ | |
4009 | |
4010 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
4011 if (ctx->srv_conf == NULL) { | |
4012 return NGX_CONF_ERROR; | |
4013 } | |
4014 | |
4015 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
4016 | |
884 | 4017 uscf->srv_conf = ctx->srv_conf; |
4018 | |
651 | 4019 |
4020 /* the upstream{}'s loc_conf */ | |
4021 | |
4022 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
4023 if (ctx->loc_conf == NULL) { | |
4024 return NGX_CONF_ERROR; | |
4025 } | |
4026 | |
4027 for (m = 0; ngx_modules[m]; m++) { | |
4028 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
4029 continue; | |
4030 } | |
4031 | |
4032 module = ngx_modules[m]->ctx; | |
4033 | |
884 | 4034 if (module->create_srv_conf) { |
4035 mconf = module->create_srv_conf(cf); | |
4036 if (mconf == NULL) { | |
4037 return NGX_CONF_ERROR; | |
4038 } | |
4039 | |
4040 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
4041 } | |
4042 | |
651 | 4043 if (module->create_loc_conf) { |
4044 mconf = module->create_loc_conf(cf); | |
4045 if (mconf == NULL) { | |
4046 return NGX_CONF_ERROR; | |
4047 } | |
4048 | |
4049 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
4050 } | |
4051 } | |
4052 | |
4053 | |
4054 /* parse inside upstream{} */ | |
4055 | |
4056 pcf = *cf; | |
4057 cf->ctx = ctx; | |
4058 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
4059 | |
4060 rv = ngx_conf_parse(cf, NULL); | |
4061 | |
4062 *cf = pcf; | |
4063 | |
4064 if (rv != NGX_CONF_OK) { | |
4065 return rv; | |
4066 } | |
4067 | |
4068 if (uscf->servers == NULL) { | |
4069 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4070 "no servers are inside upstream"); | |
4071 return NGX_CONF_ERROR; | |
4072 } | |
4073 | |
4074 return rv; | |
4075 } | |
4076 | |
4077 | |
4078 static char * | |
4079 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
4080 { | |
4081 ngx_http_upstream_srv_conf_t *uscf = conf; | |
4082 | |
884 | 4083 time_t fail_timeout; |
4084 ngx_str_t *value, s; | |
4085 ngx_url_t u; | |
4086 ngx_int_t weight, max_fails; | |
4087 ngx_uint_t i; | |
4088 ngx_http_upstream_server_t *us; | |
651 | 4089 |
4090 if (uscf->servers == NULL) { | |
884 | 4091 uscf->servers = ngx_array_create(cf->pool, 4, |
4092 sizeof(ngx_http_upstream_server_t)); | |
651 | 4093 if (uscf->servers == NULL) { |
4094 return NGX_CONF_ERROR; | |
4095 } | |
4096 } | |
4097 | |
884 | 4098 us = ngx_array_push(uscf->servers); |
4099 if (us == NULL) { | |
651 | 4100 return NGX_CONF_ERROR; |
4101 } | |
4102 | |
884 | 4103 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
4104 | |
651 | 4105 value = cf->args->elts; |
4106 | |
4107 ngx_memzero(&u, sizeof(ngx_url_t)); | |
4108 | |
4109 u.url = value[1]; | |
906 | 4110 u.default_port = 80; |
651 | 4111 |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4112 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
651 | 4113 if (u.err) { |
4114 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4115 "%s in upstream \"%V\"", u.err, &u.url); | |
4116 } | |
4117 | |
4118 return NGX_CONF_ERROR; | |
4119 } | |
4120 | |
663 | 4121 weight = 1; |
884 | 4122 max_fails = 1; |
4123 fail_timeout = 10; | |
4124 | |
4125 for (i = 2; i < cf->args->nelts; i++) { | |
4126 | |
4127 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
4128 | |
4129 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
4130 goto invalid; | |
4131 } | |
4132 | |
4133 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
663 | 4134 |
4135 if (weight == NGX_ERROR || weight == 0) { | |
4136 goto invalid; | |
4137 } | |
4138 | |
884 | 4139 continue; |
4140 } | |
4141 | |
4142 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
4143 | |
4144 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
4145 goto invalid; | |
4146 } | |
4147 | |
4148 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
4149 | |
4150 if (max_fails == NGX_ERROR) { | |
4151 goto invalid; | |
4152 } | |
4153 | |
4154 continue; | |
663 | 4155 } |
884 | 4156 |
4157 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
4158 | |
4159 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
4160 goto invalid; | |
4161 } | |
4162 | |
4163 s.len = value[i].len - 13; | |
4164 s.data = &value[i].data[13]; | |
4165 | |
4166 fail_timeout = ngx_parse_time(&s, 1); | |
4167 | |
1973 | 4168 if (fail_timeout == NGX_ERROR) { |
884 | 4169 goto invalid; |
4170 } | |
4171 | |
4172 continue; | |
4173 } | |
4174 | |
1378 | 4175 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
4176 | |
4177 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
4178 goto invalid; | |
4179 } | |
4180 | |
4181 us->backup = 1; | |
4182 | |
4183 continue; | |
4184 } | |
4185 | |
884 | 4186 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
4187 | |
4188 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
4189 goto invalid; | |
4190 } | |
4191 | |
4192 us->down = 1; | |
4193 | |
4194 continue; | |
4195 } | |
4196 | |
4197 goto invalid; | |
663 | 4198 } |
4199 | |
884 | 4200 us->addrs = u.addrs; |
4201 us->naddrs = u.naddrs; | |
4202 us->weight = weight; | |
4203 us->max_fails = max_fails; | |
4204 us->fail_timeout = fail_timeout; | |
651 | 4205 |
4206 return NGX_CONF_OK; | |
663 | 4207 |
4208 invalid: | |
4209 | |
884 | 4210 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4211 "invalid parameter \"%V\"", &value[i]); | |
663 | 4212 |
4213 return NGX_CONF_ERROR; | |
651 | 4214 } |
4215 | |
4216 | |
4217 ngx_http_upstream_srv_conf_t * | |
884 | 4218 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
651 | 4219 { |
4220 ngx_uint_t i; | |
884 | 4221 ngx_http_upstream_server_t *us; |
651 | 4222 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
4223 ngx_http_upstream_main_conf_t *umcf; | |
4224 | |
884 | 4225 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
4226 | |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4227 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
651 | 4228 if (u->err) { |
4229 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4230 "%s in upstream \"%V\"", u->err, &u->url); | |
4231 } | |
4232 | |
4233 return NULL; | |
4234 } | |
4235 } | |
4236 | |
4237 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
4238 | |
4239 uscfp = umcf->upstreams.elts; | |
4240 | |
4241 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
906 | 4242 |
4243 if (uscfp[i]->host.len != u->host.len | |
884 | 4244 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
4245 != 0) | |
4246 { | |
651 | 4247 continue; |
4248 } | |
4249 | |
884 | 4250 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
4251 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
651 | 4252 { |
884 | 4253 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4254 "duplicate upstream \"%V\"", &u->host); | |
4255 return NULL; | |
651 | 4256 } |
884 | 4257 |
906 | 4258 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
884 | 4259 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
906 | 4260 "upstream \"%V\" may not have port %d", |
4261 &u->host, u->port); | |
4262 return NULL; | |
4263 } | |
4264 | |
4265 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
4266 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
4267 "upstream \"%V\" may not have port %d in %s:%ui", | |
4268 &u->host, uscfp[i]->port, | |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4269 uscfp[i]->file_name, uscfp[i]->line); |
906 | 4270 return NULL; |
4271 } | |
4272 | |
4273 if (uscfp[i]->port != u->port) { | |
4274 continue; | |
884 | 4275 } |
4276 | |
1340 | 4277 if (uscfp[i]->default_port && u->default_port |
4278 && uscfp[i]->default_port != u->default_port) | |
4279 { | |
4280 continue; | |
4281 } | |
4282 | |
884 | 4283 return uscfp[i]; |
651 | 4284 } |
4285 | |
4286 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
4287 if (uscf == NULL) { | |
4288 return NULL; | |
4289 } | |
4290 | |
884 | 4291 uscf->flags = flags; |
651 | 4292 uscf->host = u->host; |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4293 uscf->file_name = cf->conf_file->file.name.data; |
651 | 4294 uscf->line = cf->conf_file->line; |
906 | 4295 uscf->port = u->port; |
4296 uscf->default_port = u->default_port; | |
884 | 4297 |
4298 if (u->naddrs == 1) { | |
4299 uscf->servers = ngx_array_create(cf->pool, 1, | |
4300 sizeof(ngx_http_upstream_server_t)); | |
4301 if (uscf->servers == NULL) { | |
4302 return NGX_CONF_ERROR; | |
4303 } | |
4304 | |
4305 us = ngx_array_push(uscf->servers); | |
4306 if (us == NULL) { | |
4307 return NGX_CONF_ERROR; | |
4308 } | |
4309 | |
4310 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
4311 | |
4312 us->addrs = u->addrs; | |
4313 us->naddrs = u->naddrs; | |
4314 } | |
651 | 4315 |
4316 uscfp = ngx_array_push(&umcf->upstreams); | |
4317 if (uscfp == NULL) { | |
4318 return NULL; | |
4319 } | |
4320 | |
4321 *uscfp = uscf; | |
4322 | |
4323 return uscf; | |
4324 } | |
4325 | |
4326 | |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4327 char * |
3399 | 4328 ngx_http_upstream_bind_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4329 void *conf) |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4330 { |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4331 char *p = conf; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4332 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4333 ngx_int_t rc; |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4334 ngx_str_t *value; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4335 ngx_addr_t **paddr; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4336 |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4337 paddr = (ngx_addr_t **) (p + cmd->offset); |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4338 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4339 *paddr = ngx_palloc(cf->pool, sizeof(ngx_addr_t)); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4340 if (*paddr == NULL) { |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4341 return NGX_CONF_ERROR; |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4342 } |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4343 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4344 value = cf->args->elts; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4345 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4346 rc = ngx_parse_addr(cf->pool, *paddr, value[1].data, value[1].len); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4347 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4348 switch (rc) { |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4349 case NGX_OK: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4350 (*paddr)->name = value[1]; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4351 return NGX_CONF_OK; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4352 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4353 case NGX_DECLINED: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4354 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4355 "invalid address \"%V\"", &value[1]); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4356 default: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4357 return NGX_CONF_ERROR; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4358 } |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4359 } |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4360 |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4361 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4362 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
|
4363 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
|
4364 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
|
4365 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
|
4366 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4367 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
|
4368 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
|
4369 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
|
4370 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
|
4371 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4372 if (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
|
4373 && 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
|
4374 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4375 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
|
4376 |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4377 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
|
4378 #if (NGX_HTTP_CACHE) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4379 && ((conf->cache == NULL) == (prev->cache == NULL)) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4380 #endif |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4381 ) |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4382 { |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4383 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
|
4384 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4385 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4386 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
|
4387 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
|
4388 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4389 } else { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4390 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
|
4391 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
|
4392 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4393 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4394 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
|
4395 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
|
4396 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4397 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4398 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4399 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
|
4400 != NGX_OK) |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4401 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4402 return NGX_ERROR; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4403 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4404 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4405 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
|
4406 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
|
4407 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
|
4408 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
|
4409 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4410 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4411 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
|
4412 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
|
4413 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
|
4414 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4415 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4416 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
|
4417 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4418 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
|
4419 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4420 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
|
4421 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4422 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
|
4423 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4424 for (j = 0; j < hide_headers.nelts; j++) { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4425 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
|
4426 goto exist; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4427 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4428 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4429 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4430 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
|
4431 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
|
4432 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
|
4433 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4434 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4435 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
|
4436 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
|
4437 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
|
4438 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4439 exist: |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4440 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4441 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4442 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4443 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4444 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4445 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
|
4446 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4447 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
|
4448 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
|
4449 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4450 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
|
4451 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
|
4452 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4453 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
|
4454 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4455 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4456 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4457 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
|
4458 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
|
4459 break; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4460 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4461 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4462 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4463 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4464 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4465 hash->hash = &conf->hide_headers_hash; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4466 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
|
4467 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
|
4468 hash->temp_pool = NULL; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4469 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4470 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
|
4471 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4472 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4473 |
509 | 4474 static void * |
4475 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
4476 { | |
4477 ngx_http_upstream_main_conf_t *umcf; | |
4478 | |
4479 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
4480 if (umcf == NULL) { | |
4481 return NULL; | |
4482 } | |
4483 | |
651 | 4484 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
4485 sizeof(ngx_http_upstream_srv_conf_t *)) | |
4486 != NGX_OK) | |
4487 { | |
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4488 return NULL; |
651 | 4489 } |
4490 | |
509 | 4491 return umcf; |
4492 } | |
4493 | |
4494 | |
4495 static char * | |
651 | 4496 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
509 | 4497 { |
4498 ngx_http_upstream_main_conf_t *umcf = conf; | |
4499 | |
651 | 4500 ngx_uint_t i; |
4501 ngx_array_t headers_in; | |
4502 ngx_hash_key_t *hk; | |
4503 ngx_hash_init_t hash; | |
884 | 4504 ngx_http_upstream_init_pt init; |
651 | 4505 ngx_http_upstream_header_t *header; |
4506 ngx_http_upstream_srv_conf_t **uscfp; | |
4507 | |
4508 uscfp = umcf->upstreams.elts; | |
4509 | |
4510 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
884 | 4511 |
4512 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
4513 ngx_http_upstream_init_round_robin; | |
4514 | |
4515 if (init(cf, uscfp[i]) != NGX_OK) { | |
651 | 4516 return NGX_CONF_ERROR; |
4517 } | |
4518 } | |
649 | 4519 |
663 | 4520 |
884 | 4521 /* upstream_headers_in_hash */ |
4522 | |
649 | 4523 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
4524 != NGX_OK) | |
509 | 4525 { |
4526 return NGX_CONF_ERROR; | |
4527 } | |
4528 | |
649 | 4529 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
4530 hk = ngx_array_push(&headers_in); | |
4531 if (hk == NULL) { | |
4532 return NGX_CONF_ERROR; | |
4533 } | |
4534 | |
4535 hk->key = header->name; | |
4536 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
4537 hk->value = header; | |
4538 } | |
4539 | |
4540 hash.hash = &umcf->headers_in_hash; | |
4541 hash.key = ngx_hash_key_lc; | |
4542 hash.max_size = 512; | |
751
bae59a740c40
align hash bucket size to cache line
Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4543 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
649 | 4544 hash.name = "upstream_headers_in_hash"; |
4545 hash.pool = cf->pool; | |
4546 hash.temp_pool = NULL; | |
4547 | |
4548 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
4549 return NGX_CONF_ERROR; | |
4550 } | |
509 | 4551 |
4552 return NGX_CONF_OK; | |
4553 } |