Mercurial > hg > nginx
annotate src/http/ngx_http_upstream.c @ 3672:4f021d4ceb88
fix building by owc12: GetLongPathName() is available since Win2K only
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 05 Jul 2010 12:47:35 +0000 |
parents | 1f5841b1fcd7 |
children | 045ea40cbfe8 |
rev | line source |
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479 | 1 |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4 */ | |
5 | |
6 | |
7 #include <ngx_config.h> | |
8 #include <ngx_core.h> | |
9 #include <ngx_http.h> | |
10 | |
11 | |
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12 #if (NGX_HTTP_CACHE) |
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13 static ngx_int_t ngx_http_upstream_cache(ngx_http_request_t *r, |
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14 ngx_http_upstream_t *u); |
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15 static ngx_int_t ngx_http_upstream_cache_send(ngx_http_request_t *r, |
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16 ngx_http_upstream_t *u); |
2952 | 17 static ngx_int_t ngx_http_upstream_cache_status(ngx_http_request_t *r, |
18 ngx_http_variable_value_t *v, uintptr_t data); | |
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19 #endif |
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20 |
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21 static void ngx_http_upstream_init_request(ngx_http_request_t *r); |
1658 | 22 static void ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx); |
509 | 23 static void ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r); |
24 static void ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r); | |
25 static void ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
26 ngx_event_t *ev); | |
479 | 27 static void ngx_http_upstream_connect(ngx_http_request_t *r, |
487 | 28 ngx_http_upstream_t *u); |
509 | 29 static ngx_int_t ngx_http_upstream_reinit(ngx_http_request_t *r, |
487 | 30 ngx_http_upstream_t *u); |
479 | 31 static void ngx_http_upstream_send_request(ngx_http_request_t *r, |
487 | 32 ngx_http_upstream_t *u); |
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33 static void ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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34 ngx_http_upstream_t *u); |
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35 static void ngx_http_upstream_process_header(ngx_http_request_t *r, |
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36 ngx_http_upstream_t *u); |
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37 static ngx_int_t ngx_http_upstream_test_next(ngx_http_request_t *r, |
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38 ngx_http_upstream_t *u); |
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39 static ngx_int_t ngx_http_upstream_intercept_errors(ngx_http_request_t *r, |
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40 ngx_http_upstream_t *u); |
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41 static ngx_int_t ngx_http_upstream_test_connect(ngx_connection_t *c); |
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42 static ngx_int_t ngx_http_upstream_process_headers(ngx_http_request_t *r, |
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43 ngx_http_upstream_t *u); |
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44 static void ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
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45 ngx_http_upstream_t *u); |
479 | 46 static void ngx_http_upstream_send_response(ngx_http_request_t *r, |
487 | 47 ngx_http_upstream_t *u); |
581 | 48 static void |
49 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r); | |
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50 static void |
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51 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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52 ngx_http_upstream_t *u); |
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53 static void |
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54 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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55 ngx_uint_t do_write); |
581 | 56 static ngx_int_t ngx_http_upstream_non_buffered_filter_init(void *data); |
57 static ngx_int_t ngx_http_upstream_non_buffered_filter(void *data, | |
58 ssize_t bytes); | |
509 | 59 static void ngx_http_upstream_process_downstream(ngx_http_request_t *r); |
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60 static void ngx_http_upstream_process_upstream(ngx_http_request_t *r, |
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61 ngx_http_upstream_t *u); |
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62 static void ngx_http_upstream_process_request(ngx_http_request_t *r); |
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63 static void ngx_http_upstream_store(ngx_http_request_t *r, |
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64 ngx_http_upstream_t *u); |
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65 static void ngx_http_upstream_dummy_handler(ngx_http_request_t *r, |
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66 ngx_http_upstream_t *u); |
479 | 67 static void ngx_http_upstream_next(ngx_http_request_t *r, |
487 | 68 ngx_http_upstream_t *u, ngx_uint_t ft_type); |
569 | 69 static void ngx_http_upstream_cleanup(void *data); |
479 | 70 static void ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
487 | 71 ngx_http_upstream_t *u, ngx_int_t rc); |
479 | 72 |
509 | 73 static ngx_int_t ngx_http_upstream_process_header_line(ngx_http_request_t *r, |
74 ngx_table_elt_t *h, ngx_uint_t offset); | |
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75 static ngx_int_t ngx_http_upstream_process_set_cookie(ngx_http_request_t *r, |
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76 ngx_table_elt_t *h, ngx_uint_t offset); |
509 | 77 static ngx_int_t |
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78 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 79 ngx_table_elt_t *h, ngx_uint_t offset); |
80 static ngx_int_t ngx_http_upstream_ignore_header_line(ngx_http_request_t *r, | |
81 ngx_table_elt_t *h, ngx_uint_t offset); | |
2666 | 82 static ngx_int_t ngx_http_upstream_process_expires(ngx_http_request_t *r, |
83 ngx_table_elt_t *h, ngx_uint_t offset); | |
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84 static ngx_int_t ngx_http_upstream_process_accel_expires(ngx_http_request_t *r, |
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85 ngx_table_elt_t *h, ngx_uint_t offset); |
527 | 86 static ngx_int_t ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, |
87 ngx_table_elt_t *h, ngx_uint_t offset); | |
649 | 88 static ngx_int_t ngx_http_upstream_process_buffering(ngx_http_request_t *r, |
509 | 89 ngx_table_elt_t *h, ngx_uint_t offset); |
657 | 90 static ngx_int_t ngx_http_upstream_process_charset(ngx_http_request_t *r, |
91 ngx_table_elt_t *h, ngx_uint_t offset); | |
649 | 92 static ngx_int_t ngx_http_upstream_copy_header_line(ngx_http_request_t *r, |
509 | 93 ngx_table_elt_t *h, ngx_uint_t offset); |
94 static ngx_int_t | |
95 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
96 ngx_table_elt_t *h, ngx_uint_t offset); | |
97 static ngx_int_t ngx_http_upstream_copy_content_type(ngx_http_request_t *r, | |
98 ngx_table_elt_t *h, ngx_uint_t offset); | |
99 static ngx_int_t ngx_http_upstream_copy_content_length(ngx_http_request_t *r, | |
100 ngx_table_elt_t *h, ngx_uint_t offset); | |
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101 static ngx_int_t ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, |
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102 ngx_table_elt_t *h, ngx_uint_t offset); |
509 | 103 static ngx_int_t ngx_http_upstream_rewrite_location(ngx_http_request_t *r, |
104 ngx_table_elt_t *h, ngx_uint_t offset); | |
105 static ngx_int_t ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, | |
106 ngx_table_elt_t *h, ngx_uint_t offset); | |
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107 static ngx_int_t ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
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108 ngx_table_elt_t *h, ngx_uint_t offset); |
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109 |
509 | 110 #if (NGX_HTTP_GZIP) |
111 static ngx_int_t ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
112 ngx_table_elt_t *h, ngx_uint_t offset); | |
113 #endif | |
114 | |
573 | 115 static ngx_int_t ngx_http_upstream_add_variables(ngx_conf_t *cf); |
1181 | 116 static ngx_int_t ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
117 ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 118 static ngx_int_t ngx_http_upstream_status_variable(ngx_http_request_t *r, |
119 ngx_http_variable_value_t *v, uintptr_t data); | |
120 static ngx_int_t ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
121 ngx_http_variable_value_t *v, uintptr_t data); | |
2402 | 122 static ngx_int_t ngx_http_upstream_response_length_variable( |
123 ngx_http_request_t *r, ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 124 |
651 | 125 static char *ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy); |
126 static char *ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, | |
127 void *conf); | |
128 | |
509 | 129 static void *ngx_http_upstream_create_main_conf(ngx_conf_t *cf); |
651 | 130 static char *ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf); |
509 | 131 |
577 | 132 #if (NGX_HTTP_SSL) |
591 | 133 static void ngx_http_upstream_ssl_init_connection(ngx_http_request_t *, |
134 ngx_http_upstream_t *u, ngx_connection_t *c); | |
577 | 135 static void ngx_http_upstream_ssl_handshake(ngx_connection_t *c); |
136 #endif | |
137 | |
509 | 138 |
139 ngx_http_upstream_header_t ngx_http_upstream_headers_in[] = { | |
140 | |
141 { ngx_string("Status"), | |
142 ngx_http_upstream_process_header_line, | |
143 offsetof(ngx_http_upstream_headers_in_t, status), | |
649 | 144 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 145 |
146 { ngx_string("Content-Type"), | |
147 ngx_http_upstream_process_header_line, | |
148 offsetof(ngx_http_upstream_headers_in_t, content_type), | |
673 | 149 ngx_http_upstream_copy_content_type, 0, 1 }, |
509 | 150 |
151 { ngx_string("Content-Length"), | |
152 ngx_http_upstream_process_header_line, | |
153 offsetof(ngx_http_upstream_headers_in_t, content_length), | |
515 | 154 ngx_http_upstream_copy_content_length, 0, 0 }, |
509 | 155 |
156 { ngx_string("Date"), | |
157 ngx_http_upstream_process_header_line, | |
158 offsetof(ngx_http_upstream_headers_in_t, date), | |
649 | 159 ngx_http_upstream_copy_header_line, |
160 offsetof(ngx_http_headers_out_t, date), 0 }, | |
509 | 161 |
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162 { ngx_string("Last-Modified"), |
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163 ngx_http_upstream_process_header_line, |
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164 offsetof(ngx_http_upstream_headers_in_t, last_modified), |
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165 ngx_http_upstream_copy_last_modified, 0, 0 }, |
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166 |
3037 | 167 { ngx_string("ETag"), |
168 ngx_http_upstream_process_header_line, | |
169 offsetof(ngx_http_upstream_headers_in_t, etag), | |
170 ngx_http_upstream_copy_header_line, | |
171 offsetof(ngx_http_headers_out_t, etag), 0 }, | |
172 | |
509 | 173 { ngx_string("Server"), |
174 ngx_http_upstream_process_header_line, | |
175 offsetof(ngx_http_upstream_headers_in_t, server), | |
649 | 176 ngx_http_upstream_copy_header_line, |
177 offsetof(ngx_http_headers_out_t, server), 0 }, | |
509 | 178 |
529 | 179 { ngx_string("WWW-Authenticate"), |
180 ngx_http_upstream_process_header_line, | |
181 offsetof(ngx_http_upstream_headers_in_t, www_authenticate), | |
182 ngx_http_upstream_copy_header_line, 0, 0 }, | |
183 | |
509 | 184 { ngx_string("Location"), |
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185 ngx_http_upstream_process_header_line, |
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186 offsetof(ngx_http_upstream_headers_in_t, location), |
515 | 187 ngx_http_upstream_rewrite_location, 0, 0 }, |
509 | 188 |
189 { ngx_string("Refresh"), | |
190 ngx_http_upstream_ignore_header_line, 0, | |
515 | 191 ngx_http_upstream_rewrite_refresh, 0, 0 }, |
192 | |
193 { ngx_string("Set-Cookie"), | |
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194 ngx_http_upstream_process_set_cookie, 0, |
531 | 195 ngx_http_upstream_copy_header_line, 0, 1 }, |
196 | |
197 { ngx_string("Content-Disposition"), | |
198 ngx_http_upstream_ignore_header_line, 0, | |
199 ngx_http_upstream_copy_header_line, 0, 1 }, | |
509 | 200 |
201 { ngx_string("Cache-Control"), | |
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202 ngx_http_upstream_process_cache_control, 0, |
509 | 203 ngx_http_upstream_copy_multi_header_lines, |
515 | 204 offsetof(ngx_http_headers_out_t, cache_control), 1 }, |
509 | 205 |
573 | 206 { ngx_string("Expires"), |
2666 | 207 ngx_http_upstream_process_expires, 0, |
573 | 208 ngx_http_upstream_copy_header_line, |
209 offsetof(ngx_http_headers_out_t, expires), 1 }, | |
210 | |
577 | 211 { ngx_string("Accept-Ranges"), |
212 ngx_http_upstream_process_header_line, | |
213 offsetof(ngx_http_upstream_headers_in_t, accept_ranges), | |
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214 ngx_http_upstream_copy_allow_ranges, |
577 | 215 offsetof(ngx_http_headers_out_t, accept_ranges), 1 }, |
216 | |
509 | 217 { ngx_string("Connection"), |
218 ngx_http_upstream_ignore_header_line, 0, | |
515 | 219 ngx_http_upstream_ignore_header_line, 0, 0 }, |
509 | 220 |
641 | 221 { ngx_string("Keep-Alive"), |
222 ngx_http_upstream_ignore_header_line, 0, | |
223 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
224 | |
509 | 225 { ngx_string("X-Powered-By"), |
226 ngx_http_upstream_ignore_header_line, 0, | |
649 | 227 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 228 |
229 { ngx_string("X-Accel-Expires"), | |
2664 | 230 ngx_http_upstream_process_accel_expires, 0, |
649 | 231 ngx_http_upstream_copy_header_line, 0, 0 }, |
515 | 232 |
233 { ngx_string("X-Accel-Redirect"), | |
234 ngx_http_upstream_process_header_line, | |
235 offsetof(ngx_http_upstream_headers_in_t, x_accel_redirect), | |
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236 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 237 |
527 | 238 { ngx_string("X-Accel-Limit-Rate"), |
239 ngx_http_upstream_process_limit_rate, 0, | |
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240 ngx_http_upstream_copy_header_line, 0, 0 }, |
527 | 241 |
649 | 242 { ngx_string("X-Accel-Buffering"), |
243 ngx_http_upstream_process_buffering, 0, | |
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244 ngx_http_upstream_copy_header_line, 0, 0 }, |
649 | 245 |
657 | 246 { ngx_string("X-Accel-Charset"), |
247 ngx_http_upstream_process_charset, 0, | |
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248 ngx_http_upstream_copy_header_line, 0, 0 }, |
657 | 249 |
509 | 250 #if (NGX_HTTP_GZIP) |
251 { ngx_string("Content-Encoding"), | |
252 ngx_http_upstream_process_header_line, | |
253 offsetof(ngx_http_upstream_headers_in_t, content_encoding), | |
515 | 254 ngx_http_upstream_copy_content_encoding, 0, 0 }, |
509 | 255 #endif |
256 | |
515 | 257 { ngx_null_string, NULL, 0, NULL, 0, 0 } |
509 | 258 }; |
479 | 259 |
260 | |
651 | 261 static ngx_command_t ngx_http_upstream_commands[] = { |
262 | |
263 { ngx_string("upstream"), | |
264 NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1, | |
265 ngx_http_upstream, | |
266 0, | |
267 0, | |
268 NULL }, | |
269 | |
270 { ngx_string("server"), | |
884 | 271 NGX_HTTP_UPS_CONF|NGX_CONF_1MORE, |
651 | 272 ngx_http_upstream_server, |
273 NGX_HTTP_SRV_CONF_OFFSET, | |
274 0, | |
275 NULL }, | |
276 | |
277 ngx_null_command | |
278 }; | |
279 | |
280 | |
281 static ngx_http_module_t ngx_http_upstream_module_ctx = { | |
573 | 282 ngx_http_upstream_add_variables, /* preconfiguration */ |
509 | 283 NULL, /* postconfiguration */ |
284 | |
285 ngx_http_upstream_create_main_conf, /* create main configuration */ | |
651 | 286 ngx_http_upstream_init_main_conf, /* init main configuration */ |
479 | 287 |
288 NULL, /* create server configuration */ | |
289 NULL, /* merge server configuration */ | |
290 | |
291 NULL, /* create location configuration */ | |
292 NULL /* merge location configuration */ | |
293 }; | |
577 | 294 |
479 | 295 |
296 ngx_module_t ngx_http_upstream_module = { | |
509 | 297 NGX_MODULE_V1, |
479 | 298 &ngx_http_upstream_module_ctx, /* module context */ |
651 | 299 ngx_http_upstream_commands, /* module directives */ |
479 | 300 NGX_HTTP_MODULE, /* module type */ |
541 | 301 NULL, /* init master */ |
479 | 302 NULL, /* init module */ |
541 | 303 NULL, /* init process */ |
304 NULL, /* init thread */ | |
305 NULL, /* exit thread */ | |
306 NULL, /* exit process */ | |
307 NULL, /* exit master */ | |
308 NGX_MODULE_V1_PADDING | |
479 | 309 }; |
310 | |
311 | |
573 | 312 static ngx_http_variable_t ngx_http_upstream_vars[] = { |
313 | |
1181 | 314 { ngx_string("upstream_addr"), NULL, |
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315 ngx_http_upstream_addr_variable, 0, |
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316 NGX_HTTP_VAR_NOHASH|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_NOHASH|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_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 325 |
2402 | 326 { ngx_string("upstream_response_length"), NULL, |
327 ngx_http_upstream_response_length_variable, 0, | |
328 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, | |
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, | |
334 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, | |
335 | |
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336 #endif |
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337 |
637 | 338 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
573 | 339 }; |
340 | |
341 | |
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342 static ngx_http_upstream_next_t ngx_http_upstream_next_errors[] = { |
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343 { 500, NGX_HTTP_UPSTREAM_FT_HTTP_500 }, |
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344 { 502, NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
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345 { 503, NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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346 { 504, NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
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347 { 404, NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
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348 { 0, 0 } |
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349 }; |
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350 |
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351 |
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352 ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[] = { |
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353 { ngx_string("GET"), NGX_HTTP_GET}, |
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354 { ngx_string("HEAD"), NGX_HTTP_HEAD }, |
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355 { ngx_string("POST"), NGX_HTTP_POST }, |
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356 { ngx_null_string, 0 } |
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357 }; |
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358 |
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359 |
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360 ngx_conf_bitmask_t ngx_http_upstream_ignore_headers_masks[] = { |
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361 { ngx_string("X-Accel-Redirect"), NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT }, |
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362 { ngx_string("X-Accel-Expires"), NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES }, |
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363 { ngx_string("Expires"), NGX_HTTP_UPSTREAM_IGN_EXPIRES }, |
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364 { ngx_string("Cache-Control"), NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL }, |
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365 { ngx_string("Set-Cookie"), NGX_HTTP_UPSTREAM_IGN_SET_COOKIE }, |
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366 { ngx_null_string, 0 } |
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367 }; |
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368 |
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369 |
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370 ngx_int_t |
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371 ngx_http_upstream_create(ngx_http_request_t *r) |
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372 { |
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373 ngx_http_upstream_t *u; |
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374 |
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375 u = r->upstream; |
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376 |
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377 if (u && u->cleanup) { |
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378 r->main->count++; |
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379 ngx_http_upstream_cleanup(r); |
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380 } |
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381 |
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382 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
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383 if (u == NULL) { |
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384 return NGX_ERROR; |
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385 } |
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386 |
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387 r->upstream = u; |
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388 |
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389 u->peer.log = r->connection->log; |
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390 u->peer.log_error = NGX_ERROR_ERR; |
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391 #if (NGX_THREADS) |
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392 u->peer.lock = &r->connection->lock; |
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393 #endif |
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394 |
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395 #if (NGX_HTTP_CACHE) |
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396 r->cache = NULL; |
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397 #endif |
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398 |
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399 return NGX_OK; |
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400 } |
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401 |
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402 |
487 | 403 void |
404 ngx_http_upstream_init(ngx_http_request_t *r) | |
479 | 405 { |
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406 ngx_connection_t *c; |
479 | 407 |
408 c = r->connection; | |
409 | |
410 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
411 "http init upstream, client timer: %d", c->read->timer_set); | |
412 | |
413 if (c->read->timer_set) { | |
414 ngx_del_timer(c->read); | |
415 } | |
416 | |
417 if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { | |
418 | |
419 if (!c->write->active) { | |
531 | 420 if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) |
421 == NGX_ERROR) | |
479 | 422 { |
423 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
424 return; | |
425 } | |
426 } | |
427 } | |
428 | |
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429 ngx_http_upstream_init_request(r); |
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430 } |
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431 |
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432 |
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433 static void |
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434 ngx_http_upstream_init_request(ngx_http_request_t *r) |
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435 { |
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436 ngx_str_t *host; |
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437 ngx_uint_t i; |
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438 ngx_resolver_ctx_t *ctx, temp; |
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439 ngx_http_cleanup_t *cln; |
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440 ngx_http_upstream_t *u; |
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441 ngx_http_core_loc_conf_t *clcf; |
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442 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
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443 ngx_http_upstream_main_conf_t *umcf; |
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|
444 |
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445 if (r->aio) { |
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diff
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|
446 return; |
537 | 447 } |
509 | 448 |
3052
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449 u = r->upstream; |
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450 |
2592
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a prelimiary proxy cache support
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451 #if (NGX_HTTP_CACHE) |
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a prelimiary proxy cache support
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|
452 |
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453 if (u->conf->cache) { |
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a prelimiary proxy cache support
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|
454 ngx_int_t rc; |
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a prelimiary proxy cache support
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|
455 |
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456 rc = ngx_http_upstream_cache(r, u); |
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|
457 |
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fix sending a cached file using AIO
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458 if (rc == NGX_BUSY) { |
3052
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459 r->write_event_handler = ngx_http_upstream_init_request; |
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|
460 return; |
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461 } |
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462 |
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463 r->write_event_handler = ngx_http_request_empty_handler; |
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|
464 |
2592
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465 if (rc == NGX_DONE) { |
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466 return; |
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467 } |
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|
468 |
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a prelimiary proxy cache support
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|
469 if (rc != NGX_DECLINED) { |
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|
470 ngx_http_finalize_request(r, rc); |
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471 return; |
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472 } |
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|
473 } |
3a8a53c0c42f
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|
474 |
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475 #endif |
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|
476 |
3052
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477 u->store = (u->conf->store || u->conf->store_lengths); |
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changeset
|
478 |
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479 if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { |
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diff
changeset
|
480 r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; |
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changeset
|
481 r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; |
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482 } |
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diff
changeset
|
483 |
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|
484 if (r->request_body) { |
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parents:
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diff
changeset
|
485 u->request_bufs = r->request_body->bufs; |
6060225e9261
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|
486 } |
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diff
changeset
|
487 |
537 | 488 if (u->create_request(r) != NGX_OK) { |
479 | 489 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
490 return; | |
491 } | |
492 | |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
493 u->peer.local = u->conf->local; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
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changeset
|
494 |
509 | 495 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
479 | 496 |
3053 | 497 u->output.alignment = clcf->directio_alignment; |
479 | 498 u->output.pool = r->pool; |
499 u->output.bufs.num = 1; | |
509 | 500 u->output.bufs.size = clcf->client_body_buffer_size; |
479 | 501 u->output.output_filter = ngx_chain_writer; |
502 u->output.filter_ctx = &u->writer; | |
503 | |
504 u->writer.pool = r->pool; | |
505 | |
1168
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store the upstream states before X-Accel-Redirect to a next upstream
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1166
diff
changeset
|
506 if (r->upstream_states == NULL) { |
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store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
507 |
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store the upstream states before X-Accel-Redirect to a next upstream
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changeset
|
508 r->upstream_states = ngx_array_create(r->pool, 1, |
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store the upstream states before X-Accel-Redirect to a next upstream
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changeset
|
509 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
|
510 if (r->upstream_states == NULL) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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parents:
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diff
changeset
|
511 ngx_http_finalize_request(r, 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
|
512 return; |
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store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
513 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
514 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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changeset
|
515 } else { |
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store the upstream states before X-Accel-Redirect to a next upstream
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changeset
|
516 |
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store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
517 u->state = ngx_array_push(r->upstream_states); |
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store the upstream states before X-Accel-Redirect to a next upstream
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changeset
|
518 if (u->state == NULL) { |
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store the upstream states before X-Accel-Redirect to a next upstream
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1166
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changeset
|
519 ngx_http_upstream_finalize_request(r, u, |
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store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
520 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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changeset
|
521 return; |
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store the upstream states before X-Accel-Redirect to a next upstream
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|
522 } |
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|
523 |
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store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
524 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); |
479 | 525 } |
526 | |
593 | 527 cln = ngx_http_cleanup_add(r, 0); |
569 | 528 if (cln == NULL) { |
529 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
530 return; | |
531 } | |
532 | |
533 cln->handler = ngx_http_upstream_cleanup; | |
534 cln->data = r; | |
535 u->cleanup = &cln->handler; | |
536 | |
1658 | 537 if (u->resolved == NULL) { |
538 | |
539 uscf = u->conf->upstream; | |
540 | |
541 } else { | |
542 | |
2422
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
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parents:
2413
diff
changeset
|
543 if (u->resolved->sockaddr) { |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
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parents:
2413
diff
changeset
|
544 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
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2413
diff
changeset
|
545 if (ngx_http_upstream_create_round_robin_peer(r, u->resolved) |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
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diff
changeset
|
546 != NGX_OK) |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
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parents:
2413
diff
changeset
|
547 { |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
548 ngx_http_upstream_finalize_request(r, u, |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
549 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2422
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
550 return; |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
551 } |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
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2413
diff
changeset
|
552 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
553 ngx_http_upstream_connect(r, u); |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
554 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
555 return; |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
556 } |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
557 |
1705 | 558 host = &u->resolved->host; |
1658 | 559 |
560 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
561 | |
562 uscfp = umcf->upstreams.elts; | |
563 | |
564 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
565 | |
566 uscf = uscfp[i]; | |
567 | |
568 if (uscf->host.len == host->len | |
2285 | 569 && ((uscf->port == 0 && u->resolved->no_port) |
1912 | 570 || uscf->port == u->resolved->port) |
1658 | 571 && ngx_memcmp(uscf->host.data, host->data, host->len) == 0) |
572 { | |
573 goto found; | |
574 } | |
575 } | |
576 | |
577 temp.name = *host; | |
578 | |
579 ctx = ngx_resolve_start(clcf->resolver, &temp); | |
580 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
|
581 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
|
582 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 583 return; |
584 } | |
585 | |
1683
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
586 if (ctx == NGX_NO_RESOLVER) { |
3052
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diff
changeset
|
587 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
|
588 "no resolver defined to resolve %V", host); |
1e0b028055ec
allow to use IP addresses without defined resolver
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parents:
1658
diff
changeset
|
589 |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
590 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
1683
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
591 return; |
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
592 } |
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
593 |
1658 | 594 ctx->name = *host; |
595 ctx->type = NGX_RESOLVE_A; | |
596 ctx->handler = ngx_http_upstream_resolve_handler; | |
597 ctx->data = r; | |
598 ctx->timeout = clcf->resolver_timeout; | |
599 | |
1959
4f16186f5603
quick resolving handles u->resolved->ctx by itself
Igor Sysoev <igor@sysoev.ru>
parents:
1958
diff
changeset
|
600 u->resolved->ctx = ctx; |
4f16186f5603
quick resolving handles u->resolved->ctx by itself
Igor Sysoev <igor@sysoev.ru>
parents:
1958
diff
changeset
|
601 |
1658 | 602 if (ngx_resolve_name(ctx) != NGX_OK) { |
1959
4f16186f5603
quick resolving handles u->resolved->ctx by itself
Igor Sysoev <igor@sysoev.ru>
parents:
1958
diff
changeset
|
603 u->resolved->ctx = NULL; |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
604 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
|
605 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 606 return; |
607 } | |
608 | |
609 return; | |
610 } | |
611 | |
612 found: | |
613 | |
614 if (uscf->peer.init(r, uscf) != NGX_OK) { | |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
615 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
|
616 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 617 return; |
618 } | |
619 | |
479 | 620 ngx_http_upstream_connect(r, u); |
621 } | |
622 | |
623 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
624 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
625 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
626 static ngx_int_t |
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diff
changeset
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627 ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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parents:
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|
628 { |
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changeset
|
629 ngx_int_t rc; |
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a prelimiary proxy cache support
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parents:
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|
630 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
631 |
3056
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do not create cache key in AIO invocation
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diff
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|
632 c = r->cache; |
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do not create cache key in AIO invocation
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changeset
|
633 |
2592
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634 if (c == NULL) { |
3056
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do not create cache key in AIO invocation
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changeset
|
635 |
3526
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
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parents:
3517
diff
changeset
|
636 if (u->conf->no_cache) { |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
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parents:
3517
diff
changeset
|
637 rc = ngx_http_cache(r, u->conf->no_cache); |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3517
diff
changeset
|
638 if (rc != NGX_OK) { |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3517
diff
changeset
|
639 return rc; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3517
diff
changeset
|
640 } |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3517
diff
changeset
|
641 } |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3517
diff
changeset
|
642 |
3056
d22afd261e72
do not create cache key in AIO invocation
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diff
changeset
|
643 if (!(r->method & u->conf->cache_methods)) { |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
644 return NGX_DECLINED; |
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do not create cache key in AIO invocation
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parents:
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|
645 } |
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parents:
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changeset
|
646 |
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diff
changeset
|
647 if (r->method & NGX_HTTP_HEAD) { |
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do not create cache key in AIO invocation
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diff
changeset
|
648 u->method = ngx_http_core_get_method; |
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|
649 } |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
650 |
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diff
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|
651 c = ngx_pcalloc(r->pool, sizeof(ngx_http_cache_t)); |
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do not create cache key in AIO invocation
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|
652 if (c == NULL) { |
d22afd261e72
do not create cache key in AIO invocation
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|
653 return NGX_ERROR; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
654 } |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
655 |
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changeset
|
656 if (ngx_array_init(&c->keys, r->pool, 4, sizeof(ngx_str_t)) != NGX_OK) { |
d22afd261e72
do not create cache key in AIO invocation
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diff
changeset
|
657 return NGX_ERROR; |
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do not create cache key in AIO invocation
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diff
changeset
|
658 } |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
659 |
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diff
changeset
|
660 r->cache = c; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
661 c->file.log = r->connection->log; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
662 |
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diff
changeset
|
663 if (u->create_key(r) != NGX_OK) { |
d22afd261e72
do not create cache key in AIO invocation
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parents:
3055
diff
changeset
|
664 return NGX_ERROR; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
665 } |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
666 |
d22afd261e72
do not create cache key in AIO invocation
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diff
changeset
|
667 /* TODO: add keys */ |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
668 |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
669 ngx_http_file_cache_create_key(r); |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
670 |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
671 u->cacheable = 1; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
672 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
673 c->min_uses = u->conf->cache_min_uses; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
674 c->body_start = u->conf->buffer_size; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
675 c->file_cache = u->conf->cache->data; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
676 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
677 u->cache_status = NGX_HTTP_CACHE_MISS; |
2592
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a prelimiary proxy cache support
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parents:
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diff
changeset
|
678 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
679 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
680 rc = ngx_http_file_cache_open(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
681 |
2926
80a314b63c56
delete useless r->cache->uses
Igor Sysoev <igor@sysoev.ru>
parents:
2912
diff
changeset
|
682 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
80a314b63c56
delete useless r->cache->uses
Igor Sysoev <igor@sysoev.ru>
parents:
2912
diff
changeset
|
683 "http upstream cache: %i", rc); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
684 |
2952 | 685 switch (rc) { |
686 | |
687 case NGX_HTTP_CACHE_UPDATING: | |
688 | |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
689 if (u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) { |
2952 | 690 u->cache_status = rc; |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
691 rc = NGX_OK; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
692 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
693 } else { |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
694 rc = NGX_HTTP_CACHE_STALE; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
695 } |
2952 | 696 |
697 break; | |
698 | |
699 case NGX_OK: | |
700 u->cache_status = NGX_HTTP_CACHE_HIT; | |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
701 } |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
702 |
2952 | 703 switch (rc) { |
704 | |
705 case NGX_OK: | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
706 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
707 rc = ngx_http_upstream_cache_send(r, u); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
708 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
709 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
710 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
711 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
712 |
2952 | 713 break; |
714 | |
715 case NGX_HTTP_CACHE_STALE: | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
716 |
2665
4d627567c324
fix r2664: ..._cache_valid did not work for stale responses
Igor Sysoev <igor@sysoev.ru>
parents:
2664
diff
changeset
|
717 c->valid_sec = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
718 u->buffer.start = NULL; |
2952 | 719 u->cache_status = NGX_HTTP_CACHE_EXPIRED; |
720 | |
721 break; | |
722 | |
723 case NGX_DECLINED: | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
724 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
725 if ((size_t) (u->buffer.end - u->buffer.start) < u->conf->buffer_size) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
726 u->buffer.start = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
727 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
728 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
729 u->buffer.pos = u->buffer.start + c->header_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
730 u->buffer.last = u->buffer.pos; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
731 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
732 |
2952 | 733 break; |
734 | |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
735 case NGX_HTTP_CACHE_SCARCE: |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
736 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
737 u->cacheable = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
738 |
2952 | 739 break; |
740 | |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
741 case NGX_AGAIN: |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
742 |
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
743 return NGX_BUSY; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
744 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
745 case NGX_ERROR: |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
746 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
747 return NGX_ERROR; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
748 |
2952 | 749 default: |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
750 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
751 /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
752 |
2952 | 753 u->cache_status = NGX_HTTP_CACHE_HIT; |
754 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
755 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
756 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
757 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
758 r->cached = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
759 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
760 return NGX_DECLINED; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
761 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
762 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
763 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
764 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
765 ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
766 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
767 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
768 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
769 |
2952 | 770 r->cached = 1; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
771 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
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|
772 |
3369
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773 if (c->header_start == c->body_start) { |
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774 r->http_version = NGX_HTTP_VERSION_9; |
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775 return ngx_http_cache_send(r); |
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776 } |
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|
777 |
2592
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|
778 /* TODO: cache stack */ |
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|
779 |
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|
780 u->buffer = *c->buf; |
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781 u->buffer.pos += c->header_start; |
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|
782 |
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783 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
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|
784 |
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785 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
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786 sizeof(ngx_table_elt_t)) |
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787 != NGX_OK) |
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788 { |
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789 return NGX_ERROR; |
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790 } |
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791 |
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792 rc = u->process_header(r); |
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|
793 |
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794 if (rc == NGX_OK) { |
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|
795 |
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|
796 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
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797 return NGX_DONE; |
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|
798 } |
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|
799 |
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800 return ngx_http_cache_send(r); |
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|
801 } |
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|
802 |
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803 if (rc == NGX_ERROR) { |
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804 return NGX_ERROR; |
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|
805 } |
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|
806 |
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|
807 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
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|
808 |
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|
809 /* TODO: delete file */ |
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|
810 |
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|
811 return rc; |
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|
812 } |
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813 |
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814 #endif |
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|
815 |
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816 |
487 | 817 static void |
1658 | 818 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
819 { | |
820 ngx_http_request_t *r; | |
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821 ngx_http_upstream_t *u; |
1658 | 822 ngx_http_upstream_resolved_t *ur; |
823 | |
824 r = ctx->data; | |
825 | |
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826 u = r->upstream; |
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827 ur = u->resolved; |
1658 | 828 |
829 if (ctx->state) { | |
830 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
831 "%V could not be resolved (%i: %s)", | |
832 &ctx->name, ctx->state, | |
833 ngx_resolver_strerror(ctx->state)); | |
834 | |
3169
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|
835 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
1658 | 836 return; |
837 } | |
838 | |
839 ur->naddrs = ctx->naddrs; | |
840 ur->addrs = ctx->addrs; | |
841 | |
842 #if (NGX_DEBUG) | |
843 { | |
844 in_addr_t addr; | |
845 ngx_uint_t i; | |
846 | |
847 for (i = 0; i < ctx->naddrs; i++) { | |
848 addr = ntohl(ur->addrs[i]); | |
849 | |
850 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
851 "name was resolved to %ud.%ud.%ud.%ud", | |
852 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
853 (addr >> 8) & 0xff, addr & 0xff); | |
854 } | |
855 } | |
856 #endif | |
857 | |
858 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
3169
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859 ngx_http_upstream_finalize_request(r, u, |
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860 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 861 return; |
862 } | |
863 | |
864 ngx_resolve_name_done(ctx); | |
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865 ur->ctx = NULL; |
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866 |
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867 ngx_http_upstream_connect(r, u); |
1658 | 868 } |
869 | |
870 | |
871 static void | |
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872 ngx_http_upstream_handler(ngx_event_t *ev) |
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873 { |
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874 ngx_connection_t *c; |
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875 ngx_http_request_t *r; |
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876 ngx_http_log_ctx_t *ctx; |
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877 ngx_http_upstream_t *u; |
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878 |
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879 c = ev->data; |
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880 r = c->data; |
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881 |
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882 u = r->upstream; |
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883 c = r->connection; |
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884 |
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885 ctx = c->log->data; |
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886 ctx->current_request = r; |
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887 |
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888 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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889 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
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890 |
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891 if (ev->write) { |
2386
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892 u->write_event_handler(r, u); |
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893 |
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894 } else { |
2386
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895 u->read_event_handler(r, u); |
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896 } |
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897 |
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898 ngx_http_run_posted_requests(c); |
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899 } |
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900 |
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901 |
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902 static void |
509 | 903 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
904 { | |
905 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
906 } | |
907 | |
908 | |
909 static void | |
910 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
911 { | |
912 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
913 } | |
914 | |
915 | |
916 static void | |
917 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
918 ngx_event_t *ev) | |
479 | 919 { |
920 int n; | |
921 char buf[1]; | |
577 | 922 ngx_err_t err; |
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923 ngx_int_t event; |
479 | 924 ngx_connection_t *c; |
925 ngx_http_upstream_t *u; | |
926 | |
527 | 927 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
928 "http upstream check client, write event:%d, \"%V\"", | |
929 ev->write, &r->uri); | |
479 | 930 |
509 | 931 c = r->connection; |
483 | 932 u = r->upstream; |
933 | |
583 | 934 if (c->error) { |
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935 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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936 |
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937 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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938 |
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939 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
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940 ngx_http_upstream_finalize_request(r, u, |
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941 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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942 return; |
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943 } |
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944 } |
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945 |
2757
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946 if (!u->cacheable) { |
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947 ngx_http_upstream_finalize_request(r, u, |
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948 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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949 } |
2807
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|
950 |
527 | 951 return; |
952 } | |
953 | |
479 | 954 #if (NGX_HAVE_KQUEUE) |
955 | |
956 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
957 | |
958 if (!ev->pending_eof) { | |
959 return; | |
960 } | |
961 | |
962 ev->eof = 1; | |
583 | 963 c->error = 1; |
479 | 964 |
965 if (ev->kq_errno) { | |
966 ev->error = 1; | |
967 } | |
968 | |
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969 if (!u->cacheable && u->peer.connection) { |
479 | 970 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
527 | 971 "kevent() reported that client closed prematurely " |
972 "connection, so upstream connection is closed too"); | |
479 | 973 ngx_http_upstream_finalize_request(r, u, |
974 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
975 return; | |
976 } | |
977 | |
978 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
979 "kevent() reported that client closed " | |
980 "prematurely connection"); | |
981 | |
982 if (u->peer.connection == NULL) { | |
983 ngx_http_upstream_finalize_request(r, u, | |
984 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
985 } | |
986 | |
987 return; | |
988 } | |
989 | |
990 #endif | |
991 | |
992 n = recv(c->fd, buf, 1, MSG_PEEK); | |
993 | |
994 err = ngx_socket_errno; | |
995 | |
1109 | 996 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
997 "http upstream recv(): %d", n); | |
998 | |
479 | 999 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
1000 return; | |
1001 } | |
1002 | |
1003 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
2807
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1004 |
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1005 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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1006 |
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1007 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
479 | 1008 ngx_http_upstream_finalize_request(r, u, |
1009 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1010 return; | |
1011 } | |
1012 } | |
1013 | |
1014 if (n > 0) { | |
1015 return; | |
1016 } | |
1017 | |
1018 if (n == -1) { | |
1019 if (err == NGX_EAGAIN) { | |
1020 return; | |
1021 } | |
1022 | |
1023 ev->error = 1; | |
1024 | |
483 | 1025 } else { /* n == 0 */ |
479 | 1026 err = 0; |
1027 } | |
1028 | |
529 | 1029 ev->eof = 1; |
583 | 1030 c->error = 1; |
529 | 1031 |
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1032 if (!u->cacheable && u->peer.connection) { |
479 | 1033 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
1034 "client closed prematurely connection, " | |
1035 "so upstream connection is closed too"); | |
1036 ngx_http_upstream_finalize_request(r, u, | |
1037 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1038 return; | |
1039 } | |
1040 | |
1041 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
1042 "client closed prematurely connection"); | |
1043 | |
1044 if (u->peer.connection == NULL) { | |
1045 ngx_http_upstream_finalize_request(r, u, | |
1046 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1047 } | |
1048 } | |
1049 | |
1050 | |
487 | 1051 static void |
1052 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1053 { |
591 | 1054 ngx_int_t rc; |
665 | 1055 ngx_time_t *tp; |
591 | 1056 ngx_connection_t *c; |
479 | 1057 |
483 | 1058 r->connection->log->action = "connecting to upstream"; |
479 | 1059 |
1060 r->connection->single_connection = 0; | |
1061 | |
889
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1062 if (u->state && u->state->response_sec) { |
665 | 1063 tp = ngx_timeofday(); |
889
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1064 u->state->response_sec = tp->sec - u->state->response_sec; |
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1065 u->state->response_msec = tp->msec - u->state->response_msec; |
665 | 1066 } |
1067 | |
1168
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1068 u->state = ngx_array_push(r->upstream_states); |
665 | 1069 if (u->state == NULL) { |
1070 ngx_http_upstream_finalize_request(r, u, | |
1071 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1072 return; | |
1073 } | |
1074 | |
1075 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
1076 | |
1077 tp = ngx_timeofday(); | |
889
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1078 u->state->response_sec = tp->sec; |
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1079 u->state->response_msec = tp->msec; |
665 | 1080 |
479 | 1081 rc = ngx_event_connect_peer(&u->peer); |
1082 | |
1083 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1084 "http upstream connect: %i", rc); | |
1085 | |
1086 if (rc == NGX_ERROR) { | |
1087 ngx_http_upstream_finalize_request(r, u, | |
1088 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1089 return; | |
1090 } | |
1091 | |
1707
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1092 u->state->peer = u->peer.name; |
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1093 |
543 | 1094 if (rc == NGX_BUSY) { |
1095 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
1378 | 1096 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
1097 return; | |
543 | 1098 } |
1099 | |
1378 | 1100 if (rc == NGX_DECLINED) { |
479 | 1101 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1102 return; | |
1103 } | |
1104 | |
577 | 1105 /* rc == NGX_OK || rc == NGX_AGAIN */ |
1106 | |
479 | 1107 c = u->peer.connection; |
1108 | |
1109 c->data = r; | |
591 | 1110 |
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1111 c->write->handler = ngx_http_upstream_handler; |
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1112 c->read->handler = ngx_http_upstream_handler; |
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1113 |
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1114 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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1115 u->read_event_handler = ngx_http_upstream_process_header; |
479 | 1116 |
1397
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1117 c->sendfile &= r->connection->sendfile; |
1958 | 1118 u->output.sendfile = c->sendfile; |
479 | 1119 |
1120 c->pool = r->pool; | |
2847 | 1121 c->log = r->connection->log; |
1122 c->read->log = c->log; | |
1123 c->write->log = c->log; | |
479 | 1124 |
1125 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
1126 | |
1127 u->writer.out = NULL; | |
1128 u->writer.last = &u->writer.out; | |
1129 u->writer.connection = c; | |
1130 u->writer.limit = 0; | |
1131 | |
1132 if (u->request_sent) { | |
509 | 1133 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
1134 ngx_http_upstream_finalize_request(r, u, | |
1135 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1136 return; | |
1137 } | |
479 | 1138 } |
1139 | |
1064
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1140 if (r->request_body |
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1141 && r->request_body->buf |
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1142 && r->request_body->temp_file |
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1143 && r == r->main) |
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1144 { |
573 | 1145 /* |
1146 * the r->request_body->buf can be reused for one request only, | |
1147 * the subrequests should allocate their own temporay bufs | |
1148 */ | |
1149 | |
1150 u->output.free = ngx_alloc_chain_link(r->pool); | |
1151 if (u->output.free == NULL) { | |
1152 ngx_http_upstream_finalize_request(r, u, | |
1153 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1154 return; | |
479 | 1155 } |
573 | 1156 |
1157 u->output.free->buf = r->request_body->buf; | |
1158 u->output.free->next = NULL; | |
1159 u->output.allocated = 1; | |
1160 | |
1161 r->request_body->buf->pos = r->request_body->buf->start; | |
1162 r->request_body->buf->last = r->request_body->buf->start; | |
1163 r->request_body->buf->tag = u->output.tag; | |
479 | 1164 } |
1165 | |
1166 u->request_sent = 0; | |
1167 | |
1168 if (rc == NGX_AGAIN) { | |
1169 ngx_add_timer(c->write, u->conf->connect_timeout); | |
1170 return; | |
1171 } | |
1172 | |
577 | 1173 #if (NGX_HTTP_SSL) |
1174 | |
1658 | 1175 if (u->ssl && c->ssl == NULL) { |
591 | 1176 ngx_http_upstream_ssl_init_connection(r, u, c); |
577 | 1177 return; |
1178 } | |
1179 | |
1180 #endif | |
1181 | |
479 | 1182 ngx_http_upstream_send_request(r, u); |
1183 } | |
1184 | |
1185 | |
577 | 1186 #if (NGX_HTTP_SSL) |
1187 | |
1188 static void | |
591 | 1189 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
1190 ngx_http_upstream_t *u, ngx_connection_t *c) | |
1191 { | |
884 | 1192 ngx_int_t rc; |
591 | 1193 |
1194 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
1195 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
2536
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|
1196 != NGX_OK) |
591 | 1197 { |
1198 ngx_http_upstream_finalize_request(r, u, | |
1199 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1200 return; | |
1201 } | |
1202 | |
1203 c->sendfile = 0; | |
619 | 1204 u->output.sendfile = 0; |
591 | 1205 |
2184 | 1206 if (u->conf->ssl_session_reuse) { |
1207 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
1208 ngx_http_upstream_finalize_request(r, u, | |
1209 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1210 return; | |
1211 } | |
591 | 1212 } |
1213 | |
641 | 1214 r->connection->log->action = "SSL handshaking to upstream"; |
1215 | |
591 | 1216 rc = ngx_ssl_handshake(c); |
1217 | |
1218 if (rc == NGX_AGAIN) { | |
1219 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
1220 return; | |
1221 } | |
1222 | |
1223 ngx_http_upstream_ssl_handshake(c); | |
1224 } | |
1225 | |
1226 | |
1227 static void | |
577 | 1228 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
1229 { | |
1230 ngx_http_request_t *r; | |
1231 ngx_http_upstream_t *u; | |
1232 | |
1233 r = c->data; | |
1234 u = r->upstream; | |
1235 | |
1236 if (c->ssl->handshaked) { | |
1237 | |
2184 | 1238 if (u->conf->ssl_session_reuse) { |
1239 u->peer.save_session(&u->peer, u->peer.data); | |
1240 } | |
884 | 1241 |
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1242 c->write->handler = ngx_http_upstream_handler; |
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1243 c->read->handler = ngx_http_upstream_handler; |
577 | 1244 |
1245 ngx_http_upstream_send_request(r, u); | |
1246 | |
1247 return; | |
1248 } | |
1249 | |
1250 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1251 | |
1252 } | |
1253 | |
1254 #endif | |
1255 | |
1256 | |
509 | 1257 static ngx_int_t |
487 | 1258 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1259 { |
1260 ngx_chain_t *cl; | |
1261 | |
509 | 1262 if (u->reinit_request(r) != NGX_OK) { |
1263 return NGX_ERROR; | |
1264 } | |
1265 | |
1705 | 1266 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
1267 | |
1268 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
591 | 1269 sizeof(ngx_table_elt_t)) |
1270 != NGX_OK) | |
509 | 1271 { |
1272 return NGX_ERROR; | |
479 | 1273 } |
1274 | |
1275 /* reinit the request chain */ | |
577 | 1276 |
509 | 1277 for (cl = u->request_bufs; cl; cl = cl->next) { |
479 | 1278 cl->buf->pos = cl->buf->start; |
1279 cl->buf->file_pos = 0; | |
1280 } | |
1281 | |
509 | 1282 /* reinit the subrequest's ngx_output_chain() context */ |
1283 | |
573 | 1284 if (r->request_body && r->request_body->temp_file |
597 | 1285 && r != r->main && u->output.buf) |
573 | 1286 { |
1287 u->output.free = ngx_alloc_chain_link(r->pool); | |
1288 if (u->output.free == NULL) { | |
1289 return NGX_ERROR; | |
509 | 1290 } |
573 | 1291 |
1292 u->output.free->buf = u->output.buf; | |
1293 u->output.free->next = NULL; | |
1294 | |
1295 u->output.buf->pos = u->output.buf->start; | |
1296 u->output.buf->last = u->output.buf->start; | |
509 | 1297 } |
479 | 1298 |
1299 u->output.buf = NULL; | |
1300 u->output.in = NULL; | |
1301 u->output.busy = NULL; | |
577 | 1302 |
581 | 1303 /* reinit u->buffer */ |
577 | 1304 |
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1305 u->buffer.pos = u->buffer.start; |
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1306 |
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1307 #if (NGX_HTTP_CACHE) |
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1308 |
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1309 if (r->cache) { |
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1310 u->buffer.pos += r->cache->header_start; |
479 | 1311 } |
509 | 1312 |
479 | 1313 #endif |
1314 | |
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1315 u->buffer.last = u->buffer.pos; |
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1316 |
509 | 1317 return NGX_OK; |
479 | 1318 } |
1319 | |
1320 | |
487 | 1321 static void |
1322 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1323 { |
1153
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1324 ngx_int_t rc; |
483 | 1325 ngx_connection_t *c; |
577 | 1326 |
479 | 1327 c = u->peer.connection; |
1328 | |
1329 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
1330 "http upstream send request"); | |
1331 | |
1153
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1332 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1333 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1153
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1334 return; |
479 | 1335 } |
1336 | |
483 | 1337 c->log->action = "sending request to upstream"; |
479 | 1338 |
509 | 1339 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
479 | 1340 |
1341 u->request_sent = 1; | |
1342 | |
1343 if (rc == NGX_ERROR) { | |
1344 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1345 return; | |
1346 } | |
1347 | |
1348 if (c->write->timer_set) { | |
1349 ngx_del_timer(c->write); | |
1350 } | |
1351 | |
1352 if (rc == NGX_AGAIN) { | |
1353 ngx_add_timer(c->write, u->conf->send_timeout); | |
1354 | |
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1355 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
479 | 1356 ngx_http_upstream_finalize_request(r, u, |
1357 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1358 return; | |
1359 } | |
1360 | |
1361 return; | |
1362 } | |
1363 | |
1364 /* rc == NGX_OK */ | |
1365 | |
1366 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
1367 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
1368 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
1369 ngx_tcp_push_n " failed"); | |
1370 ngx_http_upstream_finalize_request(r, u, | |
1371 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
577 | 1372 return; |
479 | 1373 } |
1374 | |
1375 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
1376 } | |
577 | 1377 |
479 | 1378 ngx_add_timer(c->read, u->conf->read_timeout); |
1379 | |
1380 #if 1 | |
1381 if (c->read->ready) { | |
577 | 1382 |
479 | 1383 /* post aio operation */ |
1384 | |
1385 /* | |
1386 * TODO comment | |
1387 * although we can post aio operation just in the end | |
1388 * of ngx_http_upstream_connect() CHECK IT !!! | |
1389 * it's better to do here because we postpone header buffer allocation | |
1390 */ | |
1391 | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1392 ngx_http_upstream_process_header(r, u); |
479 | 1393 return; |
1394 } | |
1395 #endif | |
1396 | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1397 u->write_event_handler = ngx_http_upstream_dummy_handler; |
479 | 1398 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1399 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
479 | 1400 ngx_http_upstream_finalize_request(r, u, |
1401 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1402 return; | |
1403 } | |
1404 } | |
1405 | |
1406 | |
487 | 1407 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1408 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1409 ngx_http_upstream_t *u) |
479 | 1410 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1411 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1412 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1413 c = u->peer.connection; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1414 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1415 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 1416 "http upstream send request handler"); |
1417 | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1418 if (c->write->timedout) { |
479 | 1419 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1420 return; | |
1421 } | |
1422 | |
591 | 1423 #if (NGX_HTTP_SSL) |
1424 | |
1658 | 1425 if (u->ssl && c->ssl == NULL) { |
591 | 1426 ngx_http_upstream_ssl_init_connection(r, u, c); |
1427 return; | |
1428 } | |
1429 | |
1430 #endif | |
1431 | |
651 | 1432 if (u->header_sent) { |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1433 u->write_event_handler = ngx_http_upstream_dummy_handler; |
651 | 1434 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1435 (void) ngx_handle_write_event(c->write, 0); |
651 | 1436 |
1437 return; | |
1438 } | |
1439 | |
479 | 1440 ngx_http_upstream_send_request(r, u); |
1441 } | |
1442 | |
1443 | |
487 | 1444 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1445 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1446 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1447 ssize_t n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1448 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1449 ngx_connection_t *c; |
479 | 1450 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1451 c = u->peer.connection; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1452 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1453 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
483 | 1454 "http upstream process header"); |
479 | 1455 |
483 | 1456 c->log->action = "reading response header from upstream"; |
479 | 1457 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1458 if (c->read->timedout) { |
479 | 1459 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1460 return; | |
1461 } | |
577 | 1462 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1463 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1464 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1465 return; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1466 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1467 |
581 | 1468 if (u->buffer.start == NULL) { |
1469 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
1470 if (u->buffer.start == NULL) { | |
479 | 1471 ngx_http_upstream_finalize_request(r, u, |
1472 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1473 return; | |
1474 } | |
1475 | |
581 | 1476 u->buffer.pos = u->buffer.start; |
1477 u->buffer.last = u->buffer.start; | |
1478 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
1479 u->buffer.temporary = 1; | |
1480 | |
1481 u->buffer.tag = u->output.tag; | |
479 | 1482 |
1705 | 1483 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
581 | 1484 sizeof(ngx_table_elt_t)) |
1485 != NGX_OK) | |
509 | 1486 { |
1487 ngx_http_upstream_finalize_request(r, u, | |
1488 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1489 return; | |
1490 } | |
1491 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1492 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1493 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1494 if (r->cache) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1495 u->buffer.pos += r->cache->header_start; |
581 | 1496 u->buffer.last = u->buffer.pos; |
479 | 1497 } |
1498 #endif | |
1499 } | |
1500 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1501 for ( ;; ) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1502 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1503 n = c->recv(c, u->buffer.last, u->buffer.end - u->buffer.last); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1504 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1505 if (n == NGX_AGAIN) { |
479 | 1506 #if 0 |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1507 ngx_add_timer(rev, u->read_timeout); |
479 | 1508 #endif |
1509 | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1510 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1511 ngx_http_upstream_finalize_request(r, u, |
479 | 1512 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1513 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1514 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1515 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1516 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1517 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1518 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1519 if (n == 0) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1520 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
|
1521 "upstream prematurely closed connection"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1522 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1523 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1524 if (n == NGX_ERROR || n == 0) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1525 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
479 | 1526 return; |
1527 } | |
1528 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1529 u->buffer.last += n; |
479 | 1530 |
1531 #if 0 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1532 u->valid_header_in = 0; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1533 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1534 u->peer.cached = 0; |
479 | 1535 #endif |
1536 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1537 rc = u->process_header(r); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1538 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1539 if (rc == NGX_AGAIN) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1540 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1541 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
|
1542 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
|
1543 "upstream sent too big header"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1544 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1545 ngx_http_upstream_next(r, u, |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1546 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1547 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1548 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1549 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1550 continue; |
479 | 1551 } |
1552 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1553 break; |
479 | 1554 } |
1555 | |
1556 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
1557 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
1558 return; | |
1559 } | |
1560 | |
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
|
1561 if (rc == NGX_ERROR) { |
479 | 1562 ngx_http_upstream_finalize_request(r, u, |
1563 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1564 return; | |
1565 } | |
1566 | |
1567 /* rc == NGX_OK */ | |
1568 | |
3401
9e7926763f87
allow to handle 301/302 in error_page
Igor Sysoev <igor@sysoev.ru>
parents:
3399
diff
changeset
|
1569 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
|
1570 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1571 if (r->subrequest_in_memory) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1572 u->buffer.last = u->buffer.pos; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1573 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1574 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1575 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
509 | 1576 return; |
1577 } | |
1578 | |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1579 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
|
1580 return; |
487 | 1581 } |
1582 } | |
1583 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1584 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
515 | 1585 return; |
1586 } | |
1587 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1588 if (!r->subrequest_in_memory) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1589 ngx_http_upstream_send_response(r, u); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1590 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1591 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1592 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1593 /* subrequest content in memory */ |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1594 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1595 if (u->input_filter == NULL) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1596 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1597 u->input_filter = ngx_http_upstream_non_buffered_filter; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1598 u->input_filter_ctx = r; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1599 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1600 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1601 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1602 ngx_http_upstream_finalize_request(r, u, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1603 NGX_HTTP_INTERNAL_SERVER_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1604 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1605 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1606 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1607 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
|
1608 |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1609 if (n) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1610 u->buffer.last -= n; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1611 |
2402 | 1612 u->state->response_length += n; |
1613 | |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1614 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
|
1615 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1616 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1617 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1618 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1619 if (u->length == 0) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1620 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
|
1621 return; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1622 } |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1623 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1624 |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1625 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
|
1626 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1627 ngx_http_upstream_process_body_in_memory(r, u); |
777
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 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1631 static ngx_int_t |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1632 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
|
1633 { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1634 ngx_uint_t status; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1635 ngx_http_upstream_next_t *un; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1636 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1637 status = u->headers_in.status_n; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1638 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1639 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
|
1640 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1641 if (status != un->status) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1642 continue; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1643 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1644 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1645 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
|
1646 ngx_http_upstream_next(r, u, un->mask); |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1647 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1648 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1649 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1650 #if (NGX_HTTP_CACHE) |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1651 |
2952 | 1652 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
1653 && (u->conf->cache_use_stale & un->mask)) | |
1654 { | |
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1655 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
|
1656 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1657 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
|
1658 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1659 if (rc == NGX_OK) { |
2952 | 1660 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
|
1661 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
|
1662 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1663 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1664 ngx_http_upstream_finalize_request(r, u, rc); |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1665 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1666 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1667 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1668 #endif |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1669 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1670 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1671 return NGX_DECLINED; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1672 } |
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 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1675 static ngx_int_t |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1676 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
|
1677 ngx_http_upstream_t *u) |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1678 { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1679 ngx_int_t status; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1680 ngx_uint_t i; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1681 ngx_table_elt_t *h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1682 ngx_http_err_page_t *err_page; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1683 ngx_http_core_loc_conf_t *clcf; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1684 |
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1685 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
|
1686 |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1687 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
|
1688 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
|
1689 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
|
1690 } |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1691 |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1692 if (!u->conf->intercept_errors) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1693 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1694 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1695 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1696 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1697 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1698 if (clcf->error_pages == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1699 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1700 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1701 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1702 err_page = clcf->error_pages->elts; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1703 for (i = 0; i < clcf->error_pages->nelts; i++) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1704 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1705 if (err_page[i].status == status) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1706 |
2953
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1707 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
|
1708 && 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
|
1709 { |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1710 h = ngx_list_push(&r->headers_out.headers); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1711 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1712 if (h == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1713 ngx_http_upstream_finalize_request(r, u, |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1714 NGX_HTTP_INTERNAL_SERVER_ERROR); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1715 return NGX_OK; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1716 } |
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ngx_http_upstream_intercept_errors()
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diff
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|
1717 |
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ngx_http_upstream_intercept_errors()
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|
1718 *h = *u->headers_in.www_authenticate; |
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Igor Sysoev <igor@sysoev.ru>
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|
1719 |
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diff
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|
1720 r->headers_out.www_authenticate = h; |
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|
1721 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1722 |
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ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1723 ngx_http_upstream_finalize_request(r, u, status); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1724 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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changeset
|
1725 return NGX_OK; |
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ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
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|
1726 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
1727 } |
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ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
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|
1728 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1729 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1730 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1731 |
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Igor Sysoev <igor@sysoev.ru>
parents:
2244
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|
1732 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1733 static ngx_int_t |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1734 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
|
1735 { |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1736 int err; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1737 socklen_t len; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1738 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1739 #if (NGX_HAVE_KQUEUE) |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1740 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1741 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
1166 | 1742 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
|
1743 c->log->action = "connecting to upstream"; |
1166 | 1744 (void) ngx_connection_error(c, c->write->kq_errno, |
1745 "kevent() reported that connect() failed"); | |
1746 return NGX_ERROR; | |
1747 } | |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1748 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1749 } else |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1750 #endif |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1751 { |
1166 | 1752 err = 0; |
1753 len = sizeof(int); | |
1754 | |
1755 /* | |
1756 * BSDs and Linux return 0 and set a pending error in err | |
1757 * Solaris returns -1 and sets errno | |
1758 */ | |
1759 | |
1760 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1761 == -1) | |
1762 { | |
1763 err = ngx_errno; | |
1764 } | |
1765 | |
1766 if (err) { | |
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1767 c->log->action = "connecting to upstream"; |
1166 | 1768 (void) ngx_connection_error(c, err, "connect() failed"); |
1769 return NGX_ERROR; | |
1770 } | |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1771 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1772 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1773 return NGX_OK; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1774 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1775 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1776 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1777 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1778 ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1779 { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1780 ngx_str_t *uri, args; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1781 ngx_uint_t i, flags; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1782 ngx_list_part_t *part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1783 ngx_table_elt_t *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1784 ngx_http_upstream_header_t *hh; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1785 ngx_http_upstream_main_conf_t *umcf; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1786 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1787 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1788 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1789 if (u->headers_in.x_accel_redirect |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1790 && !(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
|
1791 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1792 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1793 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1794 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1795 h = part->elts; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1796 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1797 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1798 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1799 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1800 if (part->next == NULL) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1801 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1802 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1803 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1804 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1805 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1806 i = 0; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1807 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1808 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1809 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
|
1810 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1811 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1812 if (hh && hh->redirect) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1813 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
|
1814 ngx_http_finalize_request(r, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1815 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1816 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1817 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1818 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1819 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1820 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1821 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
|
1822 ngx_str_null(&args); |
3161 | 1823 flags = NGX_HTTP_LOG_UNSAFE; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
1824 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1825 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
|
1826 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1827 return NGX_DONE; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1828 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1829 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1830 if (r->method != NGX_HTTP_HEAD) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1831 r->method = NGX_HTTP_GET; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1832 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1833 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1834 r->valid_unparsed_uri = 0; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1835 |
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1836 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
|
1837 ngx_http_finalize_request(r, NGX_DONE); |
2592
3a8a53c0c42f
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parents:
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diff
changeset
|
1838 return NGX_DONE; |
3a8a53c0c42f
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2536
diff
changeset
|
1839 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1840 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1841 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1842 h = part->elts; |
3a8a53c0c42f
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diff
changeset
|
1843 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1844 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
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diff
changeset
|
1845 |
3a8a53c0c42f
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2536
diff
changeset
|
1846 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1847 if (part->next == NULL) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1848 break; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1849 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1850 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1851 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1852 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1853 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1854 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1855 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1856 if (ngx_hash_find(&u->conf->hide_headers_hash, h[i].hash, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1857 h[i].lowcase_key, h[i].key.len)) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1858 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1859 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1860 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1861 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1862 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
|
1863 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1864 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1865 if (hh) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1866 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
|
1867 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1868 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1869 return NGX_DONE; |
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 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1873 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1874 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1875 if (ngx_http_upstream_copy_header_line(r, &h[i], 0) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1876 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1877 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1878 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1879 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1880 } |
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->headers_out.server && r->headers_out.server->value.data == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1883 r->headers_out.server->hash = 0; |
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 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
|
1887 r->headers_out.date->hash = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1888 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1889 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1890 r->headers_out.status = u->headers_in.status_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1891 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
|
1892 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1893 u->headers_in.content_length_n = r->headers_out.content_length_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1894 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1895 if (r->headers_out.content_length_n != -1) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1896 u->length = (size_t) r->headers_out.content_length_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1897 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1898 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1899 u->length = NGX_MAX_SIZE_T_VALUE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1900 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1901 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1902 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1903 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1904 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1905 |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1906 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1907 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
|
1908 ngx_http_upstream_t *u) |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1909 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1910 size_t size; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1911 ssize_t n; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1912 ngx_buf_t *b; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1913 ngx_event_t *rev; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1914 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1915 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1916 c = u->peer.connection; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1917 rev = c->read; |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1918 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1919 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1920 "http upstream process body on memory"); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1921 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1922 if (rev->timedout) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1923 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1924 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1925 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1926 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1927 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1928 b = &u->buffer; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1929 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1930 for ( ;; ) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1931 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1932 size = b->end - b->last; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1933 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1934 if (size == 0) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1935 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1936 "upstream buffer is too small to read repsonse"); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1937 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1938 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1939 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1940 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1941 n = c->recv(c, b->last, size); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1942 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1943 if (n == NGX_AGAIN) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1944 break; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1945 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1946 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1947 if (n == 0 || n == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1948 ngx_http_upstream_finalize_request(r, u, n); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1949 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1950 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1951 |
2402 | 1952 u->state->response_length += n; |
1953 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1954 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1955 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1956 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1957 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1958 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1959 if (!rev->ready) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1960 break; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1961 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1962 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1963 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1964 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1965 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1966 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1967 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1968 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1969 if (rev->active) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1970 ngx_add_timer(rev, u->conf->read_timeout); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1971 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1972 } else if (rev->timer_set) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1973 ngx_del_timer(rev); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1974 } |
681 | 1975 } |
1976 | |
1977 | |
1978 static void | |
1979 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
1980 { | |
1981 int tcp_nodelay; | |
2402 | 1982 ssize_t n; |
681 | 1983 ngx_int_t rc; |
1984 ngx_event_pipe_t *p; | |
1985 ngx_connection_t *c; | |
1986 ngx_http_core_loc_conf_t *clcf; | |
1987 | |
509 | 1988 rc = ngx_http_send_header(r); |
479 | 1989 |
2701 | 1990 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
485 | 1991 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 1992 return; |
1993 } | |
1994 | |
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1995 c = r->connection; |
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1996 |
2701 | 1997 if (r->header_only) { |
2704
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1998 |
2701 | 1999 if (u->cacheable || u->store) { |
2704
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2000 |
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2001 if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { |
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2002 ngx_connection_error(c, ngx_socket_errno, |
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2003 ngx_shutdown_socket_n " failed"); |
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2004 } |
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2005 |
2701 | 2006 r->read_event_handler = ngx_http_request_empty_handler; |
2007 r->write_event_handler = ngx_http_request_empty_handler; | |
2704
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2008 c->error = 1; |
2701 | 2009 |
2010 } else { | |
2011 ngx_http_upstream_finalize_request(r, u, rc); | |
2012 return; | |
2013 } | |
2014 } | |
2015 | |
479 | 2016 u->header_sent = 1; |
2017 | |
573 | 2018 if (r->request_body && r->request_body->temp_file) { |
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2019 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
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2020 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
563 | 2021 } |
2022 | |
581 | 2023 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
2024 | |
649 | 2025 if (!u->buffering) { |
581 | 2026 |
2027 if (u->input_filter == NULL) { | |
2028 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
2029 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
2030 u->input_filter_ctx = r; | |
2031 } | |
2032 | |
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2033 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
581 | 2034 r->write_event_handler = |
2035 ngx_http_upstream_process_non_buffered_downstream; | |
2036 | |
2037 r->limit_rate = 0; | |
2038 | |
2039 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
2040 ngx_http_upstream_finalize_request(r, u, 0); | |
2041 return; | |
2042 } | |
2043 | |
583 | 2044 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
2045 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
2046 | |
2047 tcp_nodelay = 1; | |
2048 | |
2049 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
2050 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
2051 { | |
2052 ngx_connection_error(c, ngx_socket_errno, | |
2053 "setsockopt(TCP_NODELAY) failed"); | |
2054 ngx_http_upstream_finalize_request(r, u, 0); | |
2055 return; | |
2056 } | |
2057 | |
2058 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
2059 } | |
2060 | |
2402 | 2061 n = u->buffer.last - u->buffer.pos; |
2062 | |
2063 if (n) { | |
581 | 2064 u->buffer.last = u->buffer.pos; |
2065 | |
2402 | 2066 u->state->response_length += n; |
2067 | |
2068 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
581 | 2069 ngx_http_upstream_finalize_request(r, u, 0); |
2070 return; | |
2071 } | |
2072 | |
2381
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2073 ngx_http_upstream_process_non_buffered_downstream(r); |
581 | 2074 |
2075 } else { | |
2076 u->buffer.pos = u->buffer.start; | |
2077 u->buffer.last = u->buffer.start; | |
2078 | |
2079 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
2080 ngx_http_upstream_finalize_request(r, u, 0); | |
2081 return; | |
2082 } | |
1468
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2083 |
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2084 if (u->peer.connection->read->ready) { |
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2085 ngx_http_upstream_process_non_buffered_upstream(r, u); |
1468
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2086 } |
581 | 2087 } |
2088 | |
2089 return; | |
2090 } | |
2091 | |
479 | 2092 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
2093 | |
2592
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2094 #if (NGX_HTTP_CACHE) |
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2095 |
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2096 if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { |
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2097 ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); |
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2098 r->cache->file.fd = NGX_INVALID_FILE; |
479 | 2099 } |
2100 | |
1565 | 2101 if (u->cacheable) { |
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2102 time_t now, valid; |
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2103 |
2663
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2104 now = ngx_time(); |
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2105 |
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2106 valid = r->cache->valid_sec; |
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2107 |
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2108 if (valid == 0) { |
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2109 valid = ngx_http_file_cache_valid(u->conf->cache_valid, |
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2110 u->headers_in.status_n); |
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2111 if (valid) { |
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2112 r->cache->valid_sec = now + valid; |
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2113 } |
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2114 } |
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2115 |
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2116 if (valid) { |
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2117 r->cache->last_modified = r->headers_out.last_modified_time; |
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2118 r->cache->date = now; |
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2119 r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); |
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2120 |
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2121 ngx_http_file_cache_set_header(r, u->buffer.start); |
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2122 |
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2123 } else { |
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2124 u->cacheable = 0; |
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2125 r->headers_out.last_modified_time = -1; |
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2126 } |
479 | 2127 } |
2128 | |
2690 | 2129 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2130 "http cacheable: %d", u->cacheable); | |
2131 | |
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2132 if (u->cacheable == 0 && r->cache) { |
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2133 ngx_http_file_cache_free(r, u->pipe->temp_file); |
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2134 } |
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2135 |
479 | 2136 #endif |
2137 | |
581 | 2138 p = u->pipe; |
479 | 2139 |
2140 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
2141 p->output_ctx = r; | |
2142 p->tag = u->output.tag; | |
577 | 2143 p->bufs = u->conf->bufs; |
479 | 2144 p->busy_size = u->conf->busy_buffers_size; |
2145 p->upstream = u->peer.connection; | |
583 | 2146 p->downstream = c; |
479 | 2147 p->pool = r->pool; |
583 | 2148 p->log = c->log; |
577 | 2149 |
1565 | 2150 p->cacheable = u->cacheable || u->store; |
479 | 2151 |
501 | 2152 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
2153 if (p->temp_file == NULL) { | |
479 | 2154 ngx_http_upstream_finalize_request(r, u, 0); |
2155 return; | |
2156 } | |
2157 | |
2158 p->temp_file->file.fd = NGX_INVALID_FILE; | |
583 | 2159 p->temp_file->file.log = c->log; |
479 | 2160 p->temp_file->path = u->conf->temp_path; |
2161 p->temp_file->pool = r->pool; | |
577 | 2162 |
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2163 if (p->cacheable) { |
479 | 2164 p->temp_file->persistent = 1; |
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2165 |
479 | 2166 } else { |
667 | 2167 p->temp_file->log_level = NGX_LOG_WARN; |
479 | 2168 p->temp_file->warn = "an upstream response is buffered " |
2169 "to a temporary file"; | |
2170 } | |
2171 | |
2172 p->max_temp_file_size = u->conf->max_temp_file_size; | |
2173 p->temp_file_write_size = u->conf->temp_file_write_size; | |
2174 | |
501 | 2175 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
2176 if (p->preread_bufs == NULL) { | |
479 | 2177 ngx_http_upstream_finalize_request(r, u, 0); |
2178 return; | |
2179 } | |
1291
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2180 |
581 | 2181 p->preread_bufs->buf = &u->buffer; |
479 | 2182 p->preread_bufs->next = NULL; |
581 | 2183 u->buffer.recycled = 1; |
2184 | |
2185 p->preread_size = u->buffer.last - u->buffer.pos; | |
479 | 2186 |
1565 | 2187 if (u->cacheable) { |
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2188 |
479 | 2189 p->buf_to_file = ngx_calloc_buf(r->pool); |
2190 if (p->buf_to_file == NULL) { | |
2191 ngx_http_upstream_finalize_request(r, u, 0); | |
2192 return; | |
2193 } | |
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2194 |
581 | 2195 p->buf_to_file->pos = u->buffer.start; |
2196 p->buf_to_file->last = u->buffer.pos; | |
479 | 2197 p->buf_to_file->temporary = 1; |
2198 } | |
2199 | |
2200 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
2201 /* the posted aio operation may currupt a shadow buffer */ | |
2202 p->single_buf = 1; | |
2203 } | |
2204 | |
2205 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
2206 p->free_bufs = 1; | |
2207 | |
2208 /* | |
581 | 2209 * event_pipe would do u->buffer.last += p->preread_size |
479 | 2210 * as though these bytes were read |
2211 */ | |
581 | 2212 u->buffer.last = u->buffer.pos; |
479 | 2213 |
2214 if (u->conf->cyclic_temp_file) { | |
2215 | |
2216 /* | |
2217 * we need to disable the use of sendfile() if we use cyclic temp file | |
2218 * because the writing a new data may interfere with sendfile() | |
2219 * that uses the same kernel file pages (at least on FreeBSD) | |
2220 */ | |
2221 | |
2222 p->cyclic_temp_file = 1; | |
583 | 2223 c->sendfile = 0; |
479 | 2224 |
2225 } else { | |
2226 p->cyclic_temp_file = 0; | |
2227 } | |
2228 | |
2229 p->read_timeout = u->conf->read_timeout; | |
2230 p->send_timeout = clcf->send_timeout; | |
2231 p->send_lowat = clcf->send_lowat; | |
2232 | |
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2233 u->read_event_handler = ngx_http_upstream_process_upstream; |
509 | 2234 r->write_event_handler = ngx_http_upstream_process_downstream; |
479 | 2235 |
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2236 ngx_http_upstream_process_upstream(r, u); |
479 | 2237 } |
2238 | |
2239 | |
487 | 2240 static void |
581 | 2241 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
2242 { | |
2381
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2243 ngx_event_t *wev; |
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2244 ngx_connection_t *c; |
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2245 ngx_http_upstream_t *u; |
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2246 |
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2247 c = r->connection; |
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2248 u = r->upstream; |
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2249 wev = c->write; |
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2250 |
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2251 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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2252 "http upstream process non buffered downstream"); |
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2253 |
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2254 c->log->action = "sending to client"; |
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|
2255 |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
2256 if (wev->timedout) { |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2257 c->timedout = 1; |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2258 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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2259 ngx_http_upstream_finalize_request(r, u, 0); |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2260 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
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|
2261 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2262 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2263 ngx_http_upstream_process_non_buffered_request(r, 1); |
581 | 2264 } |
2265 | |
2266 | |
2267 static void | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2268 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2269 ngx_http_upstream_t *u) |
2381
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2270 { |
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2271 ngx_connection_t *c; |
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
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|
2272 |
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
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2381
diff
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|
2273 c = u->peer.connection; |
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2274 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2275 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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2276 "http upstream process non buffered upstream"); |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2277 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2278 c->log->action = "reading upstream"; |
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|
2279 |
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
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2381
diff
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|
2280 if (c->read->timedout) { |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
2281 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2282 ngx_http_upstream_finalize_request(r, u, 0); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2283 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2284 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2285 |
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fix r2378, run posted requests after upstream event handling
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diff
changeset
|
2286 ngx_http_upstream_process_non_buffered_request(r, 0); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2287 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2288 |
3d7a70173d77
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diff
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|
2289 |
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fix r2378, run posted requests after upstream event handling
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diff
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|
2290 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2291 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
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|
2292 ngx_uint_t do_write) |
581 | 2293 { |
2294 size_t size; | |
2295 ssize_t n; | |
2296 ngx_buf_t *b; | |
583 | 2297 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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diff
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|
2298 ngx_connection_t *downstream, *upstream; |
581 | 2299 ngx_http_upstream_t *u; |
2300 ngx_http_core_loc_conf_t *clcf; | |
2301 | |
756
d904b5cb3bba
fix building introduced by previous commit
Igor Sysoev <igor@sysoev.ru>
parents:
755
diff
changeset
|
2302 u = r->upstream; |
884 | 2303 downstream = r->connection; |
2304 upstream = u->peer.connection; | |
581 | 2305 |
2306 b = &u->buffer; | |
2307 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2308 do_write = do_write || u->length == 0; |
581 | 2309 |
2310 for ( ;; ) { | |
2311 | |
2312 if (do_write) { | |
2313 | |
2314 if (u->out_bufs || u->busy_bufs) { | |
583 | 2315 rc = ngx_http_output_filter(r, u->out_bufs); |
2316 | |
2317 if (rc == NGX_ERROR) { | |
581 | 2318 ngx_http_upstream_finalize_request(r, u, 0); |
2319 return; | |
2320 } | |
2321 | |
2322 ngx_chain_update_chains(&u->free_bufs, &u->busy_bufs, | |
2323 &u->out_bufs, u->output.tag); | |
2324 } | |
2325 | |
2326 if (u->busy_bufs == NULL) { | |
2327 | |
2328 if (u->length == 0 | |
884 | 2329 || upstream->read->eof |
2330 || upstream->read->error) | |
581 | 2331 { |
2332 ngx_http_upstream_finalize_request(r, u, 0); | |
2333 return; | |
2334 } | |
2335 | |
2336 b->pos = b->start; | |
2337 b->last = b->start; | |
2338 } | |
2339 } | |
2340 | |
2341 size = b->end - b->last; | |
2342 | |
2343 if (size > u->length) { | |
2344 size = u->length; | |
2345 } | |
2346 | |
884 | 2347 if (size && upstream->read->ready) { |
2348 | |
2349 n = upstream->recv(upstream, b->last, size); | |
581 | 2350 |
2351 if (n == NGX_AGAIN) { | |
2352 break; | |
2353 } | |
2354 | |
2355 if (n > 0) { | |
2402 | 2356 u->state->response_length += n; |
2357 | |
581 | 2358 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
2359 ngx_http_upstream_finalize_request(r, u, 0); | |
2360 return; | |
2361 } | |
2362 } | |
2363 | |
2364 do_write = 1; | |
2365 | |
2366 continue; | |
2367 } | |
2368 | |
2369 break; | |
2370 } | |
2371 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
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|
2372 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2373 |
884 | 2374 if (downstream->data == r) { |
2375 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
|
2376 != NGX_OK) |
583 | 2377 { |
2378 ngx_http_upstream_finalize_request(r, u, 0); | |
2379 return; | |
2380 } | |
581 | 2381 } |
2382 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2383 if (downstream->write->active && !downstream->write->ready) { |
884 | 2384 ngx_add_timer(downstream->write, clcf->send_timeout); |
2385 | |
2386 } else if (downstream->write->timer_set) { | |
2387 ngx_del_timer(downstream->write); | |
581 | 2388 } |
2389 | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2390 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
581 | 2391 ngx_http_upstream_finalize_request(r, u, 0); |
2392 return; | |
2393 } | |
2394 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2395 if (upstream->read->active && !upstream->read->ready) { |
884 | 2396 ngx_add_timer(upstream->read, u->conf->read_timeout); |
2397 | |
2398 } else if (upstream->read->timer_set) { | |
2399 ngx_del_timer(upstream->read); | |
581 | 2400 } |
2401 } | |
2402 | |
2403 | |
2404 static ngx_int_t | |
2405 ngx_http_upstream_non_buffered_filter_init(void *data) | |
2406 { | |
2407 return NGX_OK; | |
2408 } | |
2409 | |
2410 | |
2411 static ngx_int_t | |
2412 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
2413 { | |
2414 ngx_http_request_t *r = data; | |
2415 | |
2416 ngx_buf_t *b; | |
2417 ngx_chain_t *cl, **ll; | |
2418 ngx_http_upstream_t *u; | |
2419 | |
2420 u = r->upstream; | |
2421 | |
2422 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
2423 ll = &cl->next; | |
2424 } | |
2425 | |
2426 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
2427 if (cl == NULL) { | |
2428 return NGX_ERROR; | |
2429 } | |
2430 | |
2431 *ll = cl; | |
2432 | |
2433 cl->buf->flush = 1; | |
2434 cl->buf->memory = 1; | |
2435 | |
2436 b = &u->buffer; | |
2437 | |
2438 cl->buf->pos = b->last; | |
2439 b->last += bytes; | |
2440 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
|
2441 cl->buf->tag = u->output.tag; |
581 | 2442 |
2443 if (u->length == NGX_MAX_SIZE_T_VALUE) { | |
2444 return NGX_OK; | |
2445 } | |
2446 | |
2447 u->length -= bytes; | |
2448 | |
2449 return NGX_OK; | |
2450 } | |
2451 | |
2452 | |
2453 static void | |
509 | 2454 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
2455 { | |
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2456 ngx_event_t *wev; |
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fix r2378, run posted requests after upstream event handling
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diff
changeset
|
2457 ngx_connection_t *c; |
509 | 2458 ngx_event_pipe_t *p; |
479 | 2459 ngx_http_upstream_t *u; |
2460 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2461 c = r->connection; |
479 | 2462 u = r->upstream; |
581 | 2463 p = u->pipe; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2464 wev = c->write; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2465 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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changeset
|
2466 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2467 "http upstream process downstream"); |
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fix r2378, run posted requests after upstream event handling
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|
2468 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2469 c->log->action = "sending to client"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
2470 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2471 if (wev->timedout) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2472 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2473 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2474 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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changeset
|
2475 wev->timedout = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2476 wev->delayed = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2477 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2478 if (!wev->ready) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2479 ngx_add_timer(wev, p->send_timeout); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2480 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2481 if (ngx_handle_write_event(wev, p->send_lowat) != NGX_OK) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2482 ngx_http_upstream_finalize_request(r, u, 0); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2483 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2484 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2485 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2486 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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changeset
|
2487 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2488 if (ngx_event_pipe(p, wev->write) == NGX_ABORT) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2489 ngx_http_upstream_finalize_request(r, u, 0); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2490 return; |
527 | 2491 } |
479 | 2492 |
2493 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2494 p->downstream_error = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2495 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2496 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
479 | 2497 } |
2498 | |
2499 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2500 |
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fix r2378, run posted requests after upstream event handling
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|
2501 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2502 |
527 | 2503 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2504 "http downstream delayed"); | |
2505 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2506 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
|
2507 ngx_http_upstream_finalize_request(r, u, 0); |
527 | 2508 } |
2509 | |
2510 return; | |
2511 } | |
2512 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2513 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
479 | 2514 ngx_http_upstream_finalize_request(r, u, 0); |
2515 return; | |
2516 } | |
2517 } | |
577 | 2518 |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2519 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
|
2520 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2521 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2522 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2523 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2524 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
|
2525 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
|
2526 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2527 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2528 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2529 c = u->peer.connection; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2530 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2531 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
|
2532 "http upstream process upstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2533 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2534 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2535 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2536 if (c->read->timedout) { |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2537 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
|
2538 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
|
2539 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2540 } else { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2541 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
|
2542 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
|
2543 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2544 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2545 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2546 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2547 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
|
2548 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2549 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2550 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2551 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2552 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
|
2553 { |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2554 ngx_uint_t del; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2555 ngx_temp_file_t *tf; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2556 ngx_event_pipe_t *p; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2557 ngx_http_upstream_t *u; |
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 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2560 p = u->pipe; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2561 |
479 | 2562 if (u->peer.connection) { |
2563 | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2564 if (u->store) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2565 |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2566 del = p->upstream_error; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2567 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2568 tf = u->pipe->temp_file; |
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2569 |
2463 | 2570 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
|
2571 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2572 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
|
2573 && (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
|
2574 || (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
|
2575 { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2576 ngx_http_upstream_store(r, u); |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2577 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2578 } else { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2579 del = 1; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2580 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2581 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2582 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2583 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
|
2584 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2585 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
|
2586 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2587 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
|
2588 ngx_delete_file_n " \"%s\" failed", |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2589 u->pipe->temp_file->file.name.data); |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2590 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2591 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2592 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2593 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2594 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2595 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2596 if (u->cacheable) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2597 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2598 if (p->upstream_done) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2599 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
|
2600 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2601 } else if (p->upstream_eof) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2602 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2603 /* TODO: check length & update cache */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2604 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2605 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
|
2606 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2607 } else if (p->upstream_error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2608 ngx_http_file_cache_free(r, u->pipe->temp_file); |
479 | 2609 } |
2610 } | |
2611 | |
2612 #endif | |
2613 | |
2614 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
|
2615 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2616 "http upstream exit: %p", p->out); |
479 | 2617 #if 0 |
2618 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2619 #endif | |
2620 ngx_http_upstream_finalize_request(r, u, 0); | |
2621 return; | |
2622 } | |
2623 } | |
2624 | |
2625 if (p->downstream_error) { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2626 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2627 "http upstream downstream error"); |
479 | 2628 |
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2629 if (!u->cacheable && !u->store && u->peer.connection) { |
479 | 2630 ngx_http_upstream_finalize_request(r, u, 0); |
2631 } | |
2632 } | |
2633 } | |
2634 | |
2635 | |
487 | 2636 static void |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2637 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
|
2638 { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2639 size_t root; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2640 time_t lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2641 ngx_str_t path; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2642 ngx_temp_file_t *tf; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2643 ngx_ext_rename_file_t ext; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2644 |
1777 | 2645 tf = u->pipe->temp_file; |
2646 | |
2647 if (tf->file.fd == NGX_INVALID_FILE) { | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2648 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2649 /* create file for empty 200 response */ |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2650 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2651 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
|
2652 if (tf == NULL) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2653 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2654 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2655 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2656 tf->file.fd = NGX_INVALID_FILE; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2657 tf->file.log = r->connection->log; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2658 tf->path = u->conf->temp_path; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2659 tf->pool = r->pool; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2660 tf->persistent = 1; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2661 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2662 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
|
2663 tf->persistent, tf->clean, tf->access) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2664 != NGX_OK) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2665 { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2666 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2667 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2668 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2669 u->pipe->temp_file = tf; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2670 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2671 |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2672 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
|
2673 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
|
2674 ext.time = -1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2675 ext.create_path = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2676 ext.delete_file = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2677 ext.log = r->connection->log; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2678 |
1705 | 2679 if (u->headers_in.last_modified) { |
2680 | |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2681 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
|
2682 u->headers_in.last_modified->value.len); |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2683 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2684 if (lm != NGX_ERROR) { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2685 ext.time = lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2686 ext.fd = tf->file.fd; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2687 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2688 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2689 |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2690 if (u->conf->store_lengths == NULL) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2691 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2692 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
|
2693 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2694 } else { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2695 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
|
2696 u->conf->store_values->elts) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2697 == NULL) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2698 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2699 return; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2700 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2701 } |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2702 |
3032
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2703 path.len--; |
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2704 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2705 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
|
2706 "upstream stores \"%s\" to \"%s\"", |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2707 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
|
2708 |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2709 (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
|
2710 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2711 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2712 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2713 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2714 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 2715 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2716 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 2717 "http upstream dummy handler"); |
2718 } | |
2719 | |
2720 | |
487 | 2721 static void |
2722 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
2723 ngx_uint_t ft_type) | |
479 | 2724 { |
884 | 2725 ngx_uint_t status, state; |
479 | 2726 |
2727 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
884 | 2728 "http next upstream, %xi", ft_type); |
479 | 2729 |
2730 #if 0 | |
2731 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2732 #endif | |
2733 | |
525 | 2734 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
884 | 2735 state = NGX_PEER_NEXT; |
525 | 2736 } else { |
884 | 2737 state = NGX_PEER_FAILED; |
479 | 2738 } |
525 | 2739 |
1378 | 2740 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
2741 u->peer.free(&u->peer, u->peer.data, state); | |
2742 } | |
525 | 2743 |
479 | 2744 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
2745 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
2746 "upstream timed out"); | |
2747 } | |
577 | 2748 |
479 | 2749 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
2750 status = 0; | |
2751 | |
2752 } else { | |
2753 switch(ft_type) { | |
2754 | |
2755 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
2756 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
2757 break; | |
2758 | |
2759 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
2760 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
2761 break; | |
2762 | |
2763 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
2764 status = NGX_HTTP_NOT_FOUND; | |
2765 break; | |
2766 | |
2767 /* | |
2768 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
2769 * never reach here | |
2770 */ | |
2771 | |
2772 default: | |
2773 status = NGX_HTTP_BAD_GATEWAY; | |
2774 } | |
2775 } | |
2776 | |
583 | 2777 if (r->connection->error) { |
479 | 2778 ngx_http_upstream_finalize_request(r, u, |
2779 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
2780 return; | |
2781 } | |
2782 | |
2783 if (status) { | |
2784 u->state->status = status; | |
2785 | |
525 | 2786 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
479 | 2787 |
2788 #if (NGX_HTTP_CACHE) | |
2789 | |
2952 | 2790 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
2791 && (u->conf->cache_use_stale & ft_type)) | |
2792 { | |
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2793 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
|
2794 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2795 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
|
2796 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2797 if (rc == NGX_OK) { |
2952 | 2798 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
|
2799 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
|
2800 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2801 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2802 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2803 return; |
2804 } | |
2805 #endif | |
2806 | |
2807 ngx_http_upstream_finalize_request(r, u, status); | |
2808 return; | |
2809 } | |
2810 } | |
2811 | |
2812 if (u->peer.connection) { | |
2813 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2814 "close http upstream connection: %d", | |
2815 u->peer.connection->fd); | |
577 | 2816 #if (NGX_HTTP_SSL) |
884 | 2817 |
577 | 2818 if (u->peer.connection->ssl) { |
884 | 2819 u->peer.connection->ssl->no_wait_shutdown = 1; |
2820 u->peer.connection->ssl->no_send_shutdown = 1; | |
2821 | |
2822 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2823 } |
2824 #endif | |
884 | 2825 |
479 | 2826 ngx_close_connection(u->peer.connection); |
2827 } | |
2828 | |
2829 #if 0 | |
2830 if (u->conf->busy_lock && !u->busy_locked) { | |
2831 ngx_http_upstream_busy_lock(p); | |
2832 return; | |
2833 } | |
2834 #endif | |
2835 | |
2836 ngx_http_upstream_connect(r, u); | |
2837 } | |
2838 | |
2839 | |
487 | 2840 static void |
569 | 2841 ngx_http_upstream_cleanup(void *data) |
2842 { | |
2843 ngx_http_request_t *r = data; | |
2844 | |
1705 | 2845 ngx_http_upstream_t *u; |
2846 | |
569 | 2847 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2848 "cleanup http upstream request: \"%V\"", &r->uri); | |
2849 | |
1705 | 2850 u = r->upstream; |
2851 | |
2852 if (u->resolved && u->resolved->ctx) { | |
2853 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
|
2854 u->resolved->ctx = NULL; |
1658 | 2855 } |
2856 | |
1705 | 2857 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
569 | 2858 } |
2859 | |
2860 | |
2861 static void | |
487 | 2862 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
2863 ngx_http_upstream_t *u, ngx_int_t rc) | |
479 | 2864 { |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2865 ngx_time_t *tp; |
563 | 2866 |
483 | 2867 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2868 "finalize http upstream request: %i", rc); | |
479 | 2869 |
2413 | 2870 if (u->cleanup) { |
2871 *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
|
2872 u->cleanup = NULL; |
2413 | 2873 } |
569 | 2874 |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2875 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
|
2876 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
|
2877 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
|
2878 } |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2879 |
1658 | 2880 if (u->state && u->state->response_sec) { |
563 | 2881 tp = ngx_timeofday(); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2882 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
|
2883 u->state->response_msec = tp->msec - u->state->response_msec; |
2402 | 2884 |
2885 if (u->pipe) { | |
2886 u->state->response_length = u->pipe->read_length; | |
2887 } | |
563 | 2888 } |
2889 | |
479 | 2890 u->finalize_request(r, rc); |
2891 | |
1658 | 2892 if (u->peer.free) { |
2893 u->peer.free(&u->peer, u->peer.data, 0); | |
2894 } | |
884 | 2895 |
479 | 2896 if (u->peer.connection) { |
884 | 2897 |
577 | 2898 #if (NGX_HTTP_SSL) |
2899 | |
2900 /* TODO: do not shutdown persistent connection */ | |
2901 | |
2902 if (u->peer.connection->ssl) { | |
884 | 2903 |
2904 /* | |
2905 * We send the "close notify" shutdown alert to the upstream only | |
2906 * and do not wait its "close notify" shutdown alert. | |
2907 * It is acceptable according to the TLS standard. | |
2908 */ | |
2909 | |
2910 u->peer.connection->ssl->no_wait_shutdown = 1; | |
2911 | |
2912 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2913 } |
2914 #endif | |
884 | 2915 |
2916 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2917 "close http upstream connection: %d", | |
2918 u->peer.connection->fd); | |
2919 | |
479 | 2920 ngx_close_connection(u->peer.connection); |
2921 } | |
2922 | |
483 | 2923 u->peer.connection = NULL; |
2924 | |
581 | 2925 if (u->pipe && u->pipe->temp_file) { |
479 | 2926 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2927 "http upstream temp fd: %d", | |
581 | 2928 u->pipe->temp_file->file.fd); |
479 | 2929 } |
2930 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2931 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2932 |
3012
f958084d4c12
fix segfault introduced in r3007
Igor Sysoev <igor@sysoev.ru>
parents:
3006
diff
changeset
|
2933 if (u->cacheable && r->cache) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2934 time_t valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2935 |
479 | 2936 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2937 "http upstream cache fd: %d", |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2938 r->cache->file.fd); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2939 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2940 if (rc == NGX_HTTP_BAD_GATEWAY || rc == NGX_HTTP_GATEWAY_TIME_OUT) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2941 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2942 valid = ngx_http_file_cache_valid(u->conf->cache_valid, rc); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2943 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2944 if (valid) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2945 r->cache->valid_sec = ngx_time() + valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2946 r->cache->error = rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2947 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2948 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2949 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2950 ngx_http_file_cache_free(r, u->pipe->temp_file); |
479 | 2951 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2952 |
479 | 2953 #endif |
2954 | |
2692 | 2955 if (u->header_sent |
2956 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2957 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2958 rc = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2959 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2960 |
515 | 2961 if (rc == NGX_DECLINED) { |
2962 return; | |
2963 } | |
2964 | |
483 | 2965 r->connection->log->action = "sending to client"; |
2966 | |
2971
87ddbe960172
fix ngx_http_send_special() for subrequests handled by perl
Igor Sysoev <igor@sysoev.ru>
parents:
2957
diff
changeset
|
2967 if (rc == 0) { |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2968 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
479 | 2969 } |
2970 | |
2971 ngx_http_finalize_request(r, rc); | |
2972 } | |
2973 | |
2974 | |
509 | 2975 static ngx_int_t |
2976 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
2977 ngx_uint_t offset) | |
577 | 2978 { |
509 | 2979 ngx_table_elt_t **ph; |
577 | 2980 |
509 | 2981 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
2982 | |
2983 if (*ph == NULL) { | |
2984 *ph = h; | |
2985 } | |
2986 | |
2987 return NGX_OK; | |
2988 } | |
2989 | |
2990 | |
2991 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
|
2992 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
|
2993 ngx_uint_t offset) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2994 { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2995 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2996 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2997 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2998 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2999 static ngx_int_t |
3669
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3000 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
|
3001 ngx_uint_t offset) |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3002 { |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3003 #if (NGX_HTTP_CACHE) |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3004 ngx_http_upstream_t *u; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3005 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3006 u = r->upstream; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3007 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3008 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
|
3009 u->cacheable = 0; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3010 } |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3011 #endif |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3012 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3013 return NGX_OK; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3014 } |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3015 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3016 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3017 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
|
3018 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 3019 ngx_table_elt_t *h, ngx_uint_t offset) |
3020 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3021 ngx_array_t *pa; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3022 ngx_table_elt_t **ph; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3023 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3024 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3025 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3026 pa = &u->headers_in.cache_control; |
509 | 3027 |
3028 if (pa->elts == NULL) { | |
3029 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3030 { | |
3031 return NGX_ERROR; | |
3032 } | |
3033 } | |
3034 | |
3035 ph = ngx_array_push(pa); | |
3036 if (ph == NULL) { | |
3037 return NGX_ERROR; | |
3038 } | |
3039 | |
3040 *ph = h; | |
3041 | |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3042 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3043 { |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3044 u_char *p, *last; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3045 ngx_int_t n; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3046 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3047 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
|
3048 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3049 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3050 |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3051 if (r->cache == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3052 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3053 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3054 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3055 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
|
3056 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3057 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3058 |
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3059 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
|
3060 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
|
3061 |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3062 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
|
3063 || 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
|
3064 || 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
|
3065 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3066 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3067 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3068 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3069 |
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3070 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
|
3071 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3072 if (p == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3073 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3074 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3075 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3076 n = 0; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3077 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3078 for (p += 8; p < last; p++) { |
3198
48bfb7dc981b
test comma separator in "Cache-Control"
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
3079 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
|
3080 break; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3081 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3082 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3083 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
|
3084 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
|
3085 continue; |
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 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3088 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3089 return NGX_OK; |
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 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3092 if (n == 0) { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3093 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3094 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3095 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3096 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3097 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
|
3098 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3099 #endif |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3100 |
509 | 3101 return NGX_OK; |
3102 } | |
3103 | |
3104 | |
3105 static ngx_int_t | |
2666 | 3106 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
3107 ngx_uint_t offset) | |
3108 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3109 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3110 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3111 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3112 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
|
3113 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3114 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3115 { |
2666 | 3116 time_t expires; |
3117 | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3118 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
|
3119 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3120 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3121 |
2666 | 3122 if (r->cache == NULL) { |
3123 return NGX_OK; | |
3124 } | |
3125 | |
3126 if (r->cache->valid_sec != 0) { | |
3127 return NGX_OK; | |
3128 } | |
3129 | |
3130 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
3131 | |
3132 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
|
3133 u->cacheable = 0; |
2666 | 3134 return NGX_OK; |
3135 } | |
3136 | |
3137 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
|
3138 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3139 #endif |
2666 | 3140 |
3141 return NGX_OK; | |
3142 } | |
3143 | |
3144 | |
3145 static ngx_int_t | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3146 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
|
3147 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
|
3148 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3149 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3150 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3151 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3152 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
|
3153 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3154 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3155 { |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3156 u_char *p; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3157 size_t len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3158 ngx_int_t n; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3159 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3160 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
|
3161 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3162 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3163 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3164 if (r->cache == NULL) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3165 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3166 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3167 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3168 len = h->value.len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3169 p = h->value.data; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3170 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3171 if (p[0] != '@') { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3172 n = ngx_atoi(p, len); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3173 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3174 switch (n) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3175 case 0: |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3176 u->cacheable = 0; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3177 case NGX_ERROR: |
2667 | 3178 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3179 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3180 default: |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3181 r->cache->valid_sec = ngx_time() + n; |
2667 | 3182 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3183 } |
2667 | 3184 } |
3185 | |
3186 p++; | |
3187 len--; | |
3188 | |
3189 n = ngx_atoi(p, len); | |
3190 | |
3191 if (n != NGX_ERROR) { | |
3192 r->cache->valid_sec = n; | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3193 } |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3194 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3195 #endif |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3196 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3197 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3198 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3199 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3200 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3201 static ngx_int_t |
527 | 3202 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
3203 ngx_uint_t offset) | |
577 | 3204 { |
527 | 3205 ngx_int_t n; |
3206 | |
3207 r->upstream->headers_in.x_accel_limit_rate = h; | |
3208 | |
3209 n = ngx_atoi(h->value.data, h->value.len); | |
3210 | |
3211 if (n != NGX_ERROR) { | |
3212 r->limit_rate = (size_t) n; | |
3213 } | |
3214 | |
3215 return NGX_OK; | |
3216 } | |
3217 | |
3218 | |
3219 static ngx_int_t | |
649 | 3220 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
3221 ngx_uint_t offset) | |
3222 { | |
3223 u_char c0, c1, c2; | |
3224 | |
3225 if (r->upstream->conf->change_buffering) { | |
3226 | |
3227 if (h->value.len == 2) { | |
3228 c0 = ngx_tolower(h->value.data[0]); | |
3229 c1 = ngx_tolower(h->value.data[1]); | |
3230 | |
3231 if (c0 == 'n' && c1 == 'o') { | |
3232 r->upstream->buffering = 0; | |
3233 } | |
3234 | |
3235 } else if (h->value.len == 3) { | |
3236 c0 = ngx_tolower(h->value.data[0]); | |
3237 c1 = ngx_tolower(h->value.data[1]); | |
3238 c2 = ngx_tolower(h->value.data[2]); | |
3239 | |
3240 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
3241 r->upstream->buffering = 1; | |
3242 } | |
3243 } | |
3244 } | |
3245 | |
3246 return NGX_OK; | |
3247 } | |
3248 | |
3249 | |
3250 static ngx_int_t | |
657 | 3251 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
3252 ngx_uint_t offset) | |
3253 { | |
3254 r->headers_out.override_charset = &h->value; | |
3255 | |
3256 return NGX_OK; | |
3257 } | |
3258 | |
3259 | |
3260 static ngx_int_t | |
509 | 3261 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
3262 ngx_uint_t offset) | |
3263 { | |
573 | 3264 ngx_table_elt_t *ho, **ph; |
509 | 3265 |
3266 ho = ngx_list_push(&r->headers_out.headers); | |
3267 if (ho == NULL) { | |
3268 return NGX_ERROR; | |
3269 } | |
3270 | |
3271 *ho = *h; | |
3272 | |
573 | 3273 if (offset) { |
3274 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
3275 *ph = ho; | |
3276 } | |
3277 | |
509 | 3278 return NGX_OK; |
3279 } | |
3280 | |
3281 | |
3282 static ngx_int_t | |
3283 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
3284 ngx_table_elt_t *h, ngx_uint_t offset) | |
3285 { | |
3286 ngx_array_t *pa; | |
3287 ngx_table_elt_t *ho, **ph; | |
3288 | |
3289 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
3290 | |
3291 if (pa->elts == NULL) { | |
3292 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3293 { | |
3294 return NGX_ERROR; | |
3295 } | |
3296 } | |
3297 | |
3298 ph = ngx_array_push(pa); | |
3299 if (ph == NULL) { | |
3300 return NGX_ERROR; | |
3301 } | |
3302 | |
3303 ho = ngx_list_push(&r->headers_out.headers); | |
3304 if (ho == NULL) { | |
3305 return NGX_ERROR; | |
3306 } | |
3307 | |
3308 *ho = *h; | |
3309 *ph = ho; | |
3310 | |
3311 return NGX_OK; | |
3312 } | |
3313 | |
3314 | |
3315 static ngx_int_t | |
3316 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3317 ngx_uint_t offset) | |
3318 { | |
657 | 3319 u_char *p, *last; |
3320 | |
3321 r->headers_out.content_type_len = h->value.len; | |
509 | 3322 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
|
3323 r->headers_out.content_type_lowcase = NULL; |
509 | 3324 |
657 | 3325 for (p = h->value.data; *p; p++) { |
3326 | |
3327 if (*p != ';') { | |
3328 continue; | |
3329 } | |
3330 | |
3331 last = p; | |
3332 | |
3333 while (*++p == ' ') { /* void */ } | |
3334 | |
1968 | 3335 if (*p == '\0') { |
3336 return NGX_OK; | |
3337 } | |
3338 | |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3339 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
657 | 3340 continue; |
3341 } | |
3342 | |
3343 p += 8; | |
3344 | |
3345 r->headers_out.content_type_len = last - h->value.data; | |
3346 | |
2244 | 3347 if (*p == '"') { |
3348 p++; | |
3349 } | |
3350 | |
3351 last = h->value.data + h->value.len; | |
3352 | |
3353 if (*(last - 1) == '"') { | |
3354 last--; | |
3355 } | |
3356 | |
3357 r->headers_out.charset.len = last - p; | |
657 | 3358 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
|
3359 |
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3360 return NGX_OK; |
657 | 3361 } |
3362 | |
509 | 3363 return NGX_OK; |
3364 } | |
3365 | |
3366 | |
3367 static ngx_int_t | |
3368 ngx_http_upstream_copy_content_length(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3369 ngx_uint_t offset) | |
3370 { | |
3371 ngx_table_elt_t *ho; | |
3372 | |
3373 ho = ngx_list_push(&r->headers_out.headers); | |
3374 if (ho == NULL) { | |
3375 return NGX_ERROR; | |
3376 } | |
3377 | |
3378 *ho = *h; | |
3379 | |
3380 r->headers_out.content_length = ho; | |
3381 r->headers_out.content_length_n = ngx_atoof(h->value.data, h->value.len); | |
3382 | |
3383 return NGX_OK; | |
3384 } | |
3385 | |
3386 | |
3387 static ngx_int_t | |
2592
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
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3388 ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, ngx_table_elt_t *h, |
3a8a53c0c42f
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parents:
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diff
changeset
|
3389 ngx_uint_t offset) |
3a8a53c0c42f
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parents:
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diff
changeset
|
3390 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
3391 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
3392 |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
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|
3393 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
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parents:
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diff
changeset
|
3394 if (ho == NULL) { |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
3395 return NGX_ERROR; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
3396 } |
3a8a53c0c42f
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diff
changeset
|
3397 |
3a8a53c0c42f
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diff
changeset
|
3398 *ho = *h; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
3399 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3400 r->headers_out.last_modified = ho; |
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
3401 |
2592
3a8a53c0c42f
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diff
changeset
|
3402 #if (NGX_HTTP_CACHE) |
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parents:
2536
diff
changeset
|
3403 |
2952 | 3404 if (r->upstream->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3405 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
|
3406 h->value.len); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3407 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3408 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
3409 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
3410 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
3411 return NGX_OK; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3412 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
3413 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
3414 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
3415 static ngx_int_t |
509 | 3416 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
3417 ngx_uint_t offset) | |
3418 { | |
3419 ngx_int_t rc; | |
3420 ngx_table_elt_t *ho; | |
3421 | |
3422 ho = ngx_list_push(&r->headers_out.headers); | |
3423 if (ho == NULL) { | |
3424 return NGX_ERROR; | |
3425 } | |
3426 | |
3427 *ho = *h; | |
3428 | |
3429 if (r->upstream->rewrite_redirect) { | |
3430 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
3431 | |
529 | 3432 if (rc == NGX_DECLINED) { |
3433 return NGX_OK; | |
3434 } | |
3435 | |
509 | 3436 if (rc == NGX_OK) { |
3437 r->headers_out.location = ho; | |
3438 | |
3439 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
3440 "rewritten location: \"%V\"", &ho->value); | |
3441 } | |
3442 | |
3443 return rc; | |
3444 } | |
3445 | |
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
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1640
diff
changeset
|
3446 if (ho->value.data[0] != '/') { |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3447 r->headers_out.location = ho; |
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set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
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1640
diff
changeset
|
3448 } |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
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1640
diff
changeset
|
3449 |
509 | 3450 /* |
3451 * we do not set r->headers_out.location here to avoid the handling | |
3452 * the local redirects without a host name by ngx_http_header_filter() | |
3453 */ | |
3454 | |
3455 return NGX_OK; | |
3456 } | |
3457 | |
3458 | |
3459 static ngx_int_t | |
3460 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3461 ngx_uint_t offset) | |
3462 { | |
3463 u_char *p; | |
3464 ngx_int_t rc; | |
3465 ngx_table_elt_t *ho; | |
3466 | |
3467 ho = ngx_list_push(&r->headers_out.headers); | |
3468 if (ho == NULL) { | |
3469 return NGX_ERROR; | |
3470 } | |
3471 | |
3472 *ho = *h; | |
3473 | |
3474 if (r->upstream->rewrite_redirect) { | |
3475 | |
1549 | 3476 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
509 | 3477 |
3478 if (p) { | |
3479 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
3480 | |
3481 } else { | |
3482 return NGX_OK; | |
3483 } | |
3484 | |
529 | 3485 if (rc == NGX_DECLINED) { |
3486 return NGX_OK; | |
3487 } | |
3488 | |
509 | 3489 if (rc == NGX_OK) { |
1654 | 3490 r->headers_out.refresh = ho; |
3491 | |
509 | 3492 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3493 "rewritten refresh: \"%V\"", &ho->value); | |
3494 } | |
3495 | |
3496 return rc; | |
3497 } | |
3498 | |
1654 | 3499 r->headers_out.refresh = ho; |
3500 | |
509 | 3501 return NGX_OK; |
3502 } | |
3503 | |
3504 | |
2592
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diff
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|
3505 static ngx_int_t |
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diff
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|
3506 ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
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diff
changeset
|
3507 ngx_table_elt_t *h, ngx_uint_t offset) |
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diff
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|
3508 { |
3a8a53c0c42f
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diff
changeset
|
3509 ngx_table_elt_t *ho; |
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diff
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|
3510 |
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diff
changeset
|
3511 #if (NGX_HTTP_CACHE) |
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diff
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|
3512 |
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diff
changeset
|
3513 if (r->cached) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
3514 r->allow_ranges = 1; |
3a8a53c0c42f
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diff
changeset
|
3515 return NGX_OK; |
3a8a53c0c42f
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diff
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|
3516 |
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diff
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|
3517 } |
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diff
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|
3518 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
3519 #endif |
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diff
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|
3520 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
3521 ho = ngx_list_push(&r->headers_out.headers); |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
3522 if (ho == NULL) { |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
3523 return NGX_ERROR; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3524 } |
3a8a53c0c42f
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diff
changeset
|
3525 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
3526 *ho = *h; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3527 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3528 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
|
3529 |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
3530 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3531 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3532 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
3533 |
509 | 3534 #if (NGX_HTTP_GZIP) |
3535 | |
3536 static ngx_int_t | |
3537 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
3538 ngx_table_elt_t *h, ngx_uint_t offset) | |
3539 { | |
3540 ngx_table_elt_t *ho; | |
3541 | |
3542 ho = ngx_list_push(&r->headers_out.headers); | |
3543 if (ho == NULL) { | |
3544 return NGX_ERROR; | |
3545 } | |
3546 | |
3547 *ho = *h; | |
3548 | |
3549 r->headers_out.content_encoding = ho; | |
3550 | |
3551 return NGX_OK; | |
3552 } | |
3553 | |
3554 #endif | |
3555 | |
3556 | |
487 | 3557 static ngx_int_t |
573 | 3558 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
479 | 3559 { |
880 | 3560 ngx_http_variable_t *var, *v; |
479 | 3561 |
573 | 3562 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
3563 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
3564 if (var == NULL) { | |
3565 return NGX_ERROR; | |
3566 } | |
3567 | |
637 | 3568 var->get_handler = v->get_handler; |
573 | 3569 var->data = v->data; |
3570 } | |
3571 | |
479 | 3572 return NGX_OK; |
3573 } | |
509 | 3574 |
3575 | |
573 | 3576 static ngx_int_t |
1181 | 3577 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
3578 ngx_http_variable_value_t *v, uintptr_t data) | |
3579 { | |
3580 u_char *p; | |
3581 size_t len; | |
3582 ngx_uint_t i; | |
3583 ngx_http_upstream_state_t *state; | |
3584 | |
3585 v->valid = 1; | |
1565 | 3586 v->no_cacheable = 0; |
1181 | 3587 v->not_found = 0; |
3588 | |
3589 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3590 v->not_found = 1; | |
3591 return NGX_OK; | |
3592 } | |
3593 | |
3594 len = 0; | |
3595 state = r->upstream_states->elts; | |
3596 | |
3597 for (i = 0; i < r->upstream_states->nelts; i++) { | |
3598 if (state[i].peer) { | |
3599 len += state[i].peer->len + 2; | |
3600 | |
3601 } else { | |
3602 len += 3; | |
3603 } | |
3604 } | |
3605 | |
2049 | 3606 p = ngx_pnalloc(r->pool, len); |
1181 | 3607 if (p == NULL) { |
3608 return NGX_ERROR; | |
3609 } | |
3610 | |
3611 v->data = p; | |
3612 | |
3613 i = 0; | |
3614 | |
3615 for ( ;; ) { | |
3616 if (state[i].peer) { | |
3617 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
3618 } | |
3619 | |
3620 if (++i == r->upstream_states->nelts) { | |
3621 break; | |
3622 } | |
3623 | |
3624 if (state[i].peer) { | |
3625 *p++ = ','; | |
3626 *p++ = ' '; | |
3627 | |
3628 } else { | |
3629 *p++ = ' '; | |
3630 *p++ = ':'; | |
3631 *p++ = ' '; | |
3632 | |
3633 if (++i == r->upstream_states->nelts) { | |
3634 break; | |
3635 } | |
3636 | |
3637 continue; | |
3638 } | |
3639 } | |
3640 | |
3641 v->len = p - v->data; | |
3642 | |
3643 return NGX_OK; | |
3644 } | |
3645 | |
3646 | |
3647 static ngx_int_t | |
573 | 3648 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
3649 ngx_http_variable_value_t *v, uintptr_t data) | |
3650 { | |
3651 u_char *p; | |
3652 size_t len; | |
3653 ngx_uint_t i; | |
3654 ngx_http_upstream_state_t *state; | |
3655 | |
3656 v->valid = 1; | |
1565 | 3657 v->no_cacheable = 0; |
573 | 3658 v->not_found = 0; |
3659 | |
1168
4d0d12446c3b
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1166
diff
changeset
|
3660 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3661 v->not_found = 1; |
3662 return NGX_OK; | |
3663 } | |
3664 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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1166
diff
changeset
|
3665 len = r->upstream_states->nelts * (3 + 2); |
573 | 3666 |
2049 | 3667 p = ngx_pnalloc(r->pool, len); |
573 | 3668 if (p == NULL) { |
3669 return NGX_ERROR; | |
3670 } | |
3671 | |
3672 v->data = p; | |
3673 | |
3674 i = 0; | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3675 state = r->upstream_states->elts; |
573 | 3676 |
3677 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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1166
diff
changeset
|
3678 if (state[i].status) { |
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
|
3679 p = ngx_sprintf(p, "%ui", state[i].status); |
573 | 3680 |
3681 } else { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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1166
diff
changeset
|
3682 *p++ = '-'; |
573 | 3683 } |
3684 | |
1168
4d0d12446c3b
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
3685 if (++i == r->upstream_states->nelts) { |
573 | 3686 break; |
3687 } | |
3688 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
3689 if (state[i].peer) { |
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diff
changeset
|
3690 *p++ = ','; |
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diff
changeset
|
3691 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
3692 |
4d0d12446c3b
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diff
changeset
|
3693 } else { |
4d0d12446c3b
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diff
changeset
|
3694 *p++ = ' '; |
4d0d12446c3b
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1166
diff
changeset
|
3695 *p++ = ':'; |
4d0d12446c3b
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1166
diff
changeset
|
3696 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3697 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3698 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
|
3699 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3700 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3701 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3702 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3703 } |
573 | 3704 } |
3705 | |
3706 v->len = p - v->data; | |
3707 | |
3708 return NGX_OK; | |
3709 } | |
3710 | |
3711 | |
3712 static ngx_int_t | |
3713 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
3714 ngx_http_variable_value_t *v, uintptr_t data) | |
3715 { | |
3716 u_char *p; | |
3717 size_t len; | |
3718 ngx_uint_t i; | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3719 ngx_msec_int_t ms; |
573 | 3720 ngx_http_upstream_state_t *state; |
3721 | |
3722 v->valid = 1; | |
1565 | 3723 v->no_cacheable = 0; |
573 | 3724 v->not_found = 0; |
3725 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3726 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3727 v->not_found = 1; |
3728 return NGX_OK; | |
3729 } | |
3730 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3731 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
573 | 3732 |
2049 | 3733 p = ngx_pnalloc(r->pool, len); |
573 | 3734 if (p == NULL) { |
3735 return NGX_ERROR; | |
3736 } | |
3737 | |
3738 v->data = p; | |
3739 | |
3740 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
|
3741 state = r->upstream_states->elts; |
573 | 3742 |
3743 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3744 if (state[i].status) { |
1640 | 3745 ms = (ngx_msec_int_t) |
3746 (state[i].response_sec * 1000 + state[i].response_msec); | |
3515 | 3747 ms = ngx_max(ms, 0); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3748 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
|
3749 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3750 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3751 *p++ = '-'; |
573 | 3752 } |
3753 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3754 if (++i == r->upstream_states->nelts) { |
573 | 3755 break; |
3756 } | |
3757 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3758 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
|
3759 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3760 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3761 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3762 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3763 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3764 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3765 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3766 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3767 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
|
3768 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3769 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3770 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3771 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3772 } |
573 | 3773 } |
3774 | |
3775 v->len = p - v->data; | |
3776 | |
3777 return NGX_OK; | |
3778 } | |
3779 | |
3780 | |
2402 | 3781 static ngx_int_t |
3782 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
3783 ngx_http_variable_value_t *v, uintptr_t data) | |
3784 { | |
3785 u_char *p; | |
3786 size_t len; | |
3787 ngx_uint_t i; | |
3788 ngx_http_upstream_state_t *state; | |
3789 | |
3790 v->valid = 1; | |
3791 v->no_cacheable = 0; | |
3792 v->not_found = 0; | |
3793 | |
3794 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3795 v->not_found = 1; | |
3796 return NGX_OK; | |
3797 } | |
3798 | |
3799 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
3800 | |
3801 p = ngx_pnalloc(r->pool, len); | |
3802 if (p == NULL) { | |
3803 return NGX_ERROR; | |
3804 } | |
3805 | |
3806 v->data = p; | |
3807 | |
3808 i = 0; | |
3809 state = r->upstream_states->elts; | |
3810 | |
3811 for ( ;; ) { | |
3812 p = ngx_sprintf(p, "%O", state[i].response_length); | |
3813 | |
3814 if (++i == r->upstream_states->nelts) { | |
3815 break; | |
3816 } | |
3817 | |
3818 if (state[i].peer) { | |
3819 *p++ = ','; | |
3820 *p++ = ' '; | |
3821 | |
3822 } else { | |
3823 *p++ = ' '; | |
3824 *p++ = ':'; | |
3825 *p++ = ' '; | |
3826 | |
3827 if (++i == r->upstream_states->nelts) { | |
3828 break; | |
3829 } | |
3830 | |
3831 continue; | |
3832 } | |
3833 } | |
3834 | |
3835 v->len = p - v->data; | |
3836 | |
3837 return NGX_OK; | |
3838 } | |
3839 | |
3840 | |
1162 | 3841 ngx_int_t |
3842 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
3843 ngx_http_variable_value_t *v, uintptr_t data) | |
3844 { | |
3845 if (r->upstream == NULL) { | |
3846 v->not_found = 1; | |
3847 return NGX_OK; | |
3848 } | |
3849 | |
3850 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
3851 &r->upstream->headers_in.headers.part, | |
3852 sizeof("upstream_http_") - 1); | |
3853 } | |
3854 | |
3855 | |
2952 | 3856 #if (NGX_HTTP_CACHE) |
3857 | |
3858 ngx_int_t | |
3859 ngx_http_upstream_cache_status(ngx_http_request_t *r, | |
3860 ngx_http_variable_value_t *v, uintptr_t data) | |
3861 { | |
3862 ngx_uint_t n; | |
3863 | |
3864 if (r->upstream == NULL || r->upstream->cache_status == 0) { | |
3865 v->not_found = 1; | |
3866 return NGX_OK; | |
3867 } | |
3868 | |
3869 n = r->upstream->cache_status - 1; | |
3870 | |
3871 v->valid = 1; | |
3872 v->no_cacheable = 0; | |
3873 v->not_found = 0; | |
3874 v->len = ngx_http_cache_status[n].len; | |
3875 v->data = ngx_http_cache_status[n].data; | |
3876 | |
3877 return NGX_OK; | |
3878 } | |
3879 | |
3880 #endif | |
3881 | |
3882 | |
651 | 3883 static char * |
3884 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
3885 { | |
884 | 3886 char *rv; |
3887 void *mconf; | |
3888 ngx_str_t *value; | |
3889 ngx_url_t u; | |
3890 ngx_uint_t m; | |
3891 ngx_conf_t pcf; | |
3892 ngx_http_module_t *module; | |
3893 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
3894 ngx_http_upstream_srv_conf_t *uscf; | |
3895 | |
3896 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3897 | |
3898 value = cf->args->elts; | |
3899 u.host = value[1]; | |
3900 u.no_resolve = 1; | |
3901 | |
3902 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
3903 |NGX_HTTP_UPSTREAM_WEIGHT | |
3904 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
3905 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
3906 |NGX_HTTP_UPSTREAM_DOWN | |
3907 |NGX_HTTP_UPSTREAM_BACKUP); | |
3908 if (uscf == NULL) { | |
3909 return NGX_CONF_ERROR; | |
3910 } | |
3911 | |
651 | 3912 |
3913 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
3914 if (ctx == NULL) { | |
3915 return NGX_CONF_ERROR; | |
3916 } | |
3917 | |
884 | 3918 http_ctx = cf->ctx; |
3919 ctx->main_conf = http_ctx->main_conf; | |
651 | 3920 |
3921 /* the upstream{}'s srv_conf */ | |
3922 | |
3923 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3924 if (ctx->srv_conf == NULL) { | |
3925 return NGX_CONF_ERROR; | |
3926 } | |
3927 | |
3928 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
3929 | |
884 | 3930 uscf->srv_conf = ctx->srv_conf; |
3931 | |
651 | 3932 |
3933 /* the upstream{}'s loc_conf */ | |
3934 | |
3935 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3936 if (ctx->loc_conf == NULL) { | |
3937 return NGX_CONF_ERROR; | |
3938 } | |
3939 | |
3940 for (m = 0; ngx_modules[m]; m++) { | |
3941 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
3942 continue; | |
3943 } | |
3944 | |
3945 module = ngx_modules[m]->ctx; | |
3946 | |
884 | 3947 if (module->create_srv_conf) { |
3948 mconf = module->create_srv_conf(cf); | |
3949 if (mconf == NULL) { | |
3950 return NGX_CONF_ERROR; | |
3951 } | |
3952 | |
3953 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
3954 } | |
3955 | |
651 | 3956 if (module->create_loc_conf) { |
3957 mconf = module->create_loc_conf(cf); | |
3958 if (mconf == NULL) { | |
3959 return NGX_CONF_ERROR; | |
3960 } | |
3961 | |
3962 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
3963 } | |
3964 } | |
3965 | |
3966 | |
3967 /* parse inside upstream{} */ | |
3968 | |
3969 pcf = *cf; | |
3970 cf->ctx = ctx; | |
3971 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
3972 | |
3973 rv = ngx_conf_parse(cf, NULL); | |
3974 | |
3975 *cf = pcf; | |
3976 | |
3977 if (rv != NGX_CONF_OK) { | |
3978 return rv; | |
3979 } | |
3980 | |
3981 if (uscf->servers == NULL) { | |
3982 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
3983 "no servers are inside upstream"); | |
3984 return NGX_CONF_ERROR; | |
3985 } | |
3986 | |
3987 return rv; | |
3988 } | |
3989 | |
3990 | |
3991 static char * | |
3992 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
3993 { | |
3994 ngx_http_upstream_srv_conf_t *uscf = conf; | |
3995 | |
884 | 3996 time_t fail_timeout; |
3997 ngx_str_t *value, s; | |
3998 ngx_url_t u; | |
3999 ngx_int_t weight, max_fails; | |
4000 ngx_uint_t i; | |
4001 ngx_http_upstream_server_t *us; | |
651 | 4002 |
4003 if (uscf->servers == NULL) { | |
884 | 4004 uscf->servers = ngx_array_create(cf->pool, 4, |
4005 sizeof(ngx_http_upstream_server_t)); | |
651 | 4006 if (uscf->servers == NULL) { |
4007 return NGX_CONF_ERROR; | |
4008 } | |
4009 } | |
4010 | |
884 | 4011 us = ngx_array_push(uscf->servers); |
4012 if (us == NULL) { | |
651 | 4013 return NGX_CONF_ERROR; |
4014 } | |
4015 | |
884 | 4016 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
4017 | |
651 | 4018 value = cf->args->elts; |
4019 | |
4020 ngx_memzero(&u, sizeof(ngx_url_t)); | |
4021 | |
4022 u.url = value[1]; | |
906 | 4023 u.default_port = 80; |
651 | 4024 |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4025 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
651 | 4026 if (u.err) { |
4027 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4028 "%s in upstream \"%V\"", u.err, &u.url); | |
4029 } | |
4030 | |
4031 return NGX_CONF_ERROR; | |
4032 } | |
4033 | |
663 | 4034 weight = 1; |
884 | 4035 max_fails = 1; |
4036 fail_timeout = 10; | |
4037 | |
4038 for (i = 2; i < cf->args->nelts; i++) { | |
4039 | |
4040 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
4041 | |
4042 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
4043 goto invalid; | |
4044 } | |
4045 | |
4046 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
663 | 4047 |
4048 if (weight == NGX_ERROR || weight == 0) { | |
4049 goto invalid; | |
4050 } | |
4051 | |
884 | 4052 continue; |
4053 } | |
4054 | |
4055 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
4056 | |
4057 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
4058 goto invalid; | |
4059 } | |
4060 | |
4061 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
4062 | |
4063 if (max_fails == NGX_ERROR) { | |
4064 goto invalid; | |
4065 } | |
4066 | |
4067 continue; | |
663 | 4068 } |
884 | 4069 |
4070 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
4071 | |
4072 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
4073 goto invalid; | |
4074 } | |
4075 | |
4076 s.len = value[i].len - 13; | |
4077 s.data = &value[i].data[13]; | |
4078 | |
4079 fail_timeout = ngx_parse_time(&s, 1); | |
4080 | |
1973 | 4081 if (fail_timeout == NGX_ERROR) { |
884 | 4082 goto invalid; |
4083 } | |
4084 | |
4085 continue; | |
4086 } | |
4087 | |
1378 | 4088 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
4089 | |
4090 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
4091 goto invalid; | |
4092 } | |
4093 | |
4094 us->backup = 1; | |
4095 | |
4096 continue; | |
4097 } | |
4098 | |
884 | 4099 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
4100 | |
4101 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
4102 goto invalid; | |
4103 } | |
4104 | |
4105 us->down = 1; | |
4106 | |
4107 continue; | |
4108 } | |
4109 | |
4110 goto invalid; | |
663 | 4111 } |
4112 | |
884 | 4113 us->addrs = u.addrs; |
4114 us->naddrs = u.naddrs; | |
4115 us->weight = weight; | |
4116 us->max_fails = max_fails; | |
4117 us->fail_timeout = fail_timeout; | |
651 | 4118 |
4119 return NGX_CONF_OK; | |
663 | 4120 |
4121 invalid: | |
4122 | |
884 | 4123 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4124 "invalid parameter \"%V\"", &value[i]); | |
663 | 4125 |
4126 return NGX_CONF_ERROR; | |
651 | 4127 } |
4128 | |
4129 | |
4130 ngx_http_upstream_srv_conf_t * | |
884 | 4131 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
651 | 4132 { |
4133 ngx_uint_t i; | |
884 | 4134 ngx_http_upstream_server_t *us; |
651 | 4135 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
4136 ngx_http_upstream_main_conf_t *umcf; | |
4137 | |
884 | 4138 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
4139 | |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4140 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
651 | 4141 if (u->err) { |
4142 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4143 "%s in upstream \"%V\"", u->err, &u->url); | |
4144 } | |
4145 | |
4146 return NULL; | |
4147 } | |
4148 } | |
4149 | |
4150 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
4151 | |
4152 uscfp = umcf->upstreams.elts; | |
4153 | |
4154 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
906 | 4155 |
4156 if (uscfp[i]->host.len != u->host.len | |
884 | 4157 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
4158 != 0) | |
4159 { | |
651 | 4160 continue; |
4161 } | |
4162 | |
884 | 4163 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
4164 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
651 | 4165 { |
884 | 4166 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4167 "duplicate upstream \"%V\"", &u->host); | |
4168 return NULL; | |
651 | 4169 } |
884 | 4170 |
906 | 4171 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
884 | 4172 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
906 | 4173 "upstream \"%V\" may not have port %d", |
4174 &u->host, u->port); | |
4175 return NULL; | |
4176 } | |
4177 | |
4178 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
4179 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
4180 "upstream \"%V\" may not have port %d in %s:%ui", | |
4181 &u->host, uscfp[i]->port, | |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4182 uscfp[i]->file_name, uscfp[i]->line); |
906 | 4183 return NULL; |
4184 } | |
4185 | |
4186 if (uscfp[i]->port != u->port) { | |
4187 continue; | |
884 | 4188 } |
4189 | |
1340 | 4190 if (uscfp[i]->default_port && u->default_port |
4191 && uscfp[i]->default_port != u->default_port) | |
4192 { | |
4193 continue; | |
4194 } | |
4195 | |
884 | 4196 return uscfp[i]; |
651 | 4197 } |
4198 | |
4199 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
4200 if (uscf == NULL) { | |
4201 return NULL; | |
4202 } | |
4203 | |
884 | 4204 uscf->flags = flags; |
651 | 4205 uscf->host = u->host; |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4206 uscf->file_name = cf->conf_file->file.name.data; |
651 | 4207 uscf->line = cf->conf_file->line; |
906 | 4208 uscf->port = u->port; |
4209 uscf->default_port = u->default_port; | |
884 | 4210 |
4211 if (u->naddrs == 1) { | |
4212 uscf->servers = ngx_array_create(cf->pool, 1, | |
4213 sizeof(ngx_http_upstream_server_t)); | |
4214 if (uscf->servers == NULL) { | |
4215 return NGX_CONF_ERROR; | |
4216 } | |
4217 | |
4218 us = ngx_array_push(uscf->servers); | |
4219 if (us == NULL) { | |
4220 return NGX_CONF_ERROR; | |
4221 } | |
4222 | |
4223 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
4224 | |
4225 us->addrs = u->addrs; | |
4226 us->naddrs = u->naddrs; | |
4227 } | |
651 | 4228 |
4229 uscfp = ngx_array_push(&umcf->upstreams); | |
4230 if (uscfp == NULL) { | |
4231 return NULL; | |
4232 } | |
4233 | |
4234 *uscfp = uscf; | |
4235 | |
4236 return uscf; | |
4237 } | |
4238 | |
4239 | |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4240 char * |
3399 | 4241 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
|
4242 void *conf) |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4243 { |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4244 char *p = conf; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4245 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4246 ngx_int_t rc; |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4247 ngx_str_t *value; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4248 ngx_addr_t **paddr; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4249 |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4250 paddr = (ngx_addr_t **) (p + cmd->offset); |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4251 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4252 *paddr = ngx_palloc(cf->pool, sizeof(ngx_addr_t)); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4253 if (*paddr == NULL) { |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4254 return NGX_CONF_ERROR; |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4255 } |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4256 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4257 value = cf->args->elts; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4258 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4259 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
|
4260 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4261 switch (rc) { |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4262 case NGX_OK: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4263 (*paddr)->name = value[1]; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4264 return NGX_CONF_OK; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4265 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4266 case NGX_DECLINED: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4267 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4268 "invalid address \"%V\"", &value[1]); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4269 default: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4270 return NGX_CONF_ERROR; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4271 } |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4272 } |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4273 |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4274 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4275 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
|
4276 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
|
4277 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
|
4278 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
|
4279 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4280 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
|
4281 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
|
4282 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
|
4283 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
|
4284 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4285 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
|
4286 && 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
|
4287 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4288 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
|
4289 |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4290 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
|
4291 #if (NGX_HTTP_CACHE) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4292 && ((conf->cache == NULL) == (prev->cache == NULL)) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4293 #endif |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4294 ) |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4295 { |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4296 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
|
4297 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4298 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4299 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
|
4300 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
|
4301 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4302 } else { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4303 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
|
4304 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
|
4305 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4306 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4307 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
|
4308 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
|
4309 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4310 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4311 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4312 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
|
4313 != NGX_OK) |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4314 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4315 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
|
4316 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4317 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4318 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
|
4319 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
|
4320 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
|
4321 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
|
4322 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4323 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4324 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
|
4325 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
|
4326 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
|
4327 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4328 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4329 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
|
4330 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4331 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
|
4332 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4333 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
|
4334 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4335 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
|
4336 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4337 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
|
4338 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
|
4339 goto exist; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4340 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4341 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4342 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4343 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
|
4344 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
|
4345 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
|
4346 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4347 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4348 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
|
4349 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
|
4350 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
|
4351 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4352 exist: |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4353 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4354 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4355 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4356 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4357 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4358 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
|
4359 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4360 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
|
4361 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
|
4362 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4363 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
|
4364 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
|
4365 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4366 if (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
|
4367 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4368 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4369 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4370 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
|
4371 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
|
4372 break; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4373 } |
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 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4376 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4377 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4378 hash->hash = &conf->hide_headers_hash; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4379 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
|
4380 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
|
4381 hash->temp_pool = NULL; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
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_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
|
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 |
509 | 4387 static void * |
4388 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
4389 { | |
4390 ngx_http_upstream_main_conf_t *umcf; | |
4391 | |
4392 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
4393 if (umcf == NULL) { | |
4394 return NULL; | |
4395 } | |
4396 | |
651 | 4397 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
4398 sizeof(ngx_http_upstream_srv_conf_t *)) | |
4399 != NGX_OK) | |
4400 { | |
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4401 return NULL; |
651 | 4402 } |
4403 | |
509 | 4404 return umcf; |
4405 } | |
4406 | |
4407 | |
4408 static char * | |
651 | 4409 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
509 | 4410 { |
4411 ngx_http_upstream_main_conf_t *umcf = conf; | |
4412 | |
651 | 4413 ngx_uint_t i; |
4414 ngx_array_t headers_in; | |
4415 ngx_hash_key_t *hk; | |
4416 ngx_hash_init_t hash; | |
884 | 4417 ngx_http_upstream_init_pt init; |
651 | 4418 ngx_http_upstream_header_t *header; |
4419 ngx_http_upstream_srv_conf_t **uscfp; | |
4420 | |
4421 uscfp = umcf->upstreams.elts; | |
4422 | |
4423 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
884 | 4424 |
4425 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
4426 ngx_http_upstream_init_round_robin; | |
4427 | |
4428 if (init(cf, uscfp[i]) != NGX_OK) { | |
651 | 4429 return NGX_CONF_ERROR; |
4430 } | |
4431 } | |
649 | 4432 |
663 | 4433 |
884 | 4434 /* upstream_headers_in_hash */ |
4435 | |
649 | 4436 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
4437 != NGX_OK) | |
509 | 4438 { |
4439 return NGX_CONF_ERROR; | |
4440 } | |
4441 | |
649 | 4442 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
4443 hk = ngx_array_push(&headers_in); | |
4444 if (hk == NULL) { | |
4445 return NGX_CONF_ERROR; | |
4446 } | |
4447 | |
4448 hk->key = header->name; | |
4449 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
4450 hk->value = header; | |
4451 } | |
4452 | |
4453 hash.hash = &umcf->headers_in_hash; | |
4454 hash.key = ngx_hash_key_lc; | |
4455 hash.max_size = 512; | |
751
bae59a740c40
align hash bucket size to cache line
Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4456 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
649 | 4457 hash.name = "upstream_headers_in_hash"; |
4458 hash.pool = cf->pool; | |
4459 hash.temp_pool = NULL; | |
4460 | |
4461 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
4462 return NGX_CONF_ERROR; | |
4463 } | |
509 | 4464 |
4465 return NGX_CONF_OK; | |
4466 } |