Mercurial > hg > nginx
annotate src/http/ngx_http_upstream.c @ 3948:7cccdc1809a2 stable-0.8
merge r3945:
fix segfault if cache key is larger than upstream buffer size
patch by Lanshun Zhou
author | Igor Sysoev <igor@sysoev.ru> |
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date | Tue, 19 Jul 2011 13:52:56 +0000 |
parents | f0b62d1ac7af |
children |
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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627 ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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628 { |
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629 ngx_int_t rc; |
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630 ngx_http_cache_t *c; |
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631 |
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632 c = r->cache; |
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633 |
2592
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634 if (c == NULL) { |
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635 |
3699
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proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
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636 switch (ngx_http_test_predicates(r, u->conf->cache_bypass)) { |
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637 |
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638 case NGX_ERROR: |
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639 return NGX_ERROR; |
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640 |
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641 case NGX_DECLINED: |
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642 u->cache_status = NGX_HTTP_CACHE_BYPASS; |
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643 return NGX_DECLINED; |
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644 |
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645 default: /* NGX_OK */ |
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646 break; |
3526
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647 } |
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648 |
3056
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649 if (!(r->method & u->conf->cache_methods)) { |
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650 return NGX_DECLINED; |
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651 } |
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652 |
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653 if (r->method & NGX_HTTP_HEAD) { |
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654 u->method = ngx_http_core_get_method; |
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655 } |
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656 |
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657 if (ngx_http_file_cache_new(r) != NGX_OK) { |
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658 return NGX_ERROR; |
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659 } |
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660 |
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661 if (u->create_key(r) != NGX_OK) { |
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662 return NGX_ERROR; |
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663 } |
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664 |
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665 /* TODO: add keys */ |
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666 |
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667 ngx_http_file_cache_create_key(r); |
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668 |
3948 | 669 if (r->cache->header_start >= u->conf->buffer_size) { |
670 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
671 "cache key too large, increase upstream buffer size %uz", | |
672 u->conf->buffer_size); | |
673 | |
674 r->cache = NULL; | |
675 return NGX_DECLINED; | |
676 } | |
677 | |
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678 u->cacheable = 1; |
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679 |
3697 | 680 c = r->cache; |
681 | |
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682 c->min_uses = u->conf->cache_min_uses; |
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683 c->body_start = u->conf->buffer_size; |
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684 c->file_cache = u->conf->cache->data; |
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685 |
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686 u->cache_status = NGX_HTTP_CACHE_MISS; |
2592
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687 } |
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688 |
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689 rc = ngx_http_file_cache_open(r); |
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690 |
2926
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|
691 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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692 "http upstream cache: %i", rc); |
2592
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|
693 |
2952 | 694 switch (rc) { |
695 | |
696 case NGX_HTTP_CACHE_UPDATING: | |
697 | |
2927
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698 if (u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) { |
2952 | 699 u->cache_status = rc; |
2927
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700 rc = NGX_OK; |
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|
701 |
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702 } else { |
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703 rc = NGX_HTTP_CACHE_STALE; |
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|
704 } |
2952 | 705 |
706 break; | |
707 | |
708 case NGX_OK: | |
709 u->cache_status = NGX_HTTP_CACHE_HIT; | |
2927
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|
710 } |
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|
711 |
2952 | 712 switch (rc) { |
713 | |
714 case NGX_OK: | |
2592
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|
715 |
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|
716 rc = ngx_http_upstream_cache_send(r, u); |
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|
717 |
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|
718 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
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|
719 return rc; |
3a8a53c0c42f
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changeset
|
720 } |
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|
721 |
2952 | 722 break; |
723 | |
724 case NGX_HTTP_CACHE_STALE: | |
2592
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diff
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|
725 |
2665
4d627567c324
fix r2664: ..._cache_valid did not work for stale responses
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2664
diff
changeset
|
726 c->valid_sec = 0; |
2592
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|
727 u->buffer.start = NULL; |
2952 | 728 u->cache_status = NGX_HTTP_CACHE_EXPIRED; |
729 | |
730 break; | |
731 | |
732 case NGX_DECLINED: | |
2592
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|
733 |
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|
734 if ((size_t) (u->buffer.end - u->buffer.start) < u->conf->buffer_size) { |
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changeset
|
735 u->buffer.start = NULL; |
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|
736 |
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|
737 } else { |
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|
738 u->buffer.pos = u->buffer.start + c->header_start; |
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|
739 u->buffer.last = u->buffer.pos; |
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|
740 } |
3a8a53c0c42f
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changeset
|
741 |
2952 | 742 break; |
743 | |
3052
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3050
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changeset
|
744 case NGX_HTTP_CACHE_SCARCE: |
2592
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|
745 |
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|
746 u->cacheable = 0; |
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|
747 |
2952 | 748 break; |
749 | |
3052
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|
750 case NGX_AGAIN: |
6060225e9261
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|
751 |
3055
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|
752 return NGX_BUSY; |
3052
6060225e9261
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|
753 |
6060225e9261
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|
754 case NGX_ERROR: |
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changeset
|
755 |
6060225e9261
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changeset
|
756 return NGX_ERROR; |
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changeset
|
757 |
2952 | 758 default: |
2592
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|
759 |
3a8a53c0c42f
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diff
changeset
|
760 /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ |
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|
761 |
2952 | 762 u->cache_status = NGX_HTTP_CACHE_HIT; |
763 | |
2592
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|
764 return rc; |
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|
765 } |
3a8a53c0c42f
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|
766 |
3a8a53c0c42f
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diff
changeset
|
767 r->cached = 0; |
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|
768 |
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|
769 return NGX_DECLINED; |
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|
770 } |
3a8a53c0c42f
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diff
changeset
|
771 |
3a8a53c0c42f
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diff
changeset
|
772 |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
773 static ngx_int_t |
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2536
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changeset
|
774 ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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diff
changeset
|
775 { |
3a8a53c0c42f
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changeset
|
776 ngx_int_t rc; |
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777 ngx_http_cache_t *c; |
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778 |
2952 | 779 r->cached = 1; |
2592
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780 c = r->cache; |
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781 |
3369
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782 if (c->header_start == c->body_start) { |
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783 r->http_version = NGX_HTTP_VERSION_9; |
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784 return ngx_http_cache_send(r); |
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785 } |
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|
786 |
2592
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787 /* TODO: cache stack */ |
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788 |
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789 u->buffer = *c->buf; |
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790 u->buffer.pos += c->header_start; |
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791 |
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792 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
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793 |
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794 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
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795 sizeof(ngx_table_elt_t)) |
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796 != NGX_OK) |
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797 { |
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798 return NGX_ERROR; |
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799 } |
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800 |
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801 rc = u->process_header(r); |
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802 |
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803 if (rc == NGX_OK) { |
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804 |
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805 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
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806 return NGX_DONE; |
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807 } |
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808 |
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809 return ngx_http_cache_send(r); |
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810 } |
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811 |
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812 if (rc == NGX_ERROR) { |
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813 return NGX_ERROR; |
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814 } |
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815 |
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816 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
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817 |
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818 /* TODO: delete file */ |
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819 |
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820 return rc; |
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821 } |
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822 |
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823 #endif |
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824 |
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825 |
487 | 826 static void |
1658 | 827 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
828 { | |
829 ngx_http_request_t *r; | |
3169
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830 ngx_http_upstream_t *u; |
1658 | 831 ngx_http_upstream_resolved_t *ur; |
832 | |
833 r = ctx->data; | |
834 | |
3169
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835 u = r->upstream; |
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836 ur = u->resolved; |
1658 | 837 |
838 if (ctx->state) { | |
839 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
840 "%V could not be resolved (%i: %s)", | |
841 &ctx->name, ctx->state, | |
842 ngx_resolver_strerror(ctx->state)); | |
843 | |
3169
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844 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
1658 | 845 return; |
846 } | |
847 | |
848 ur->naddrs = ctx->naddrs; | |
849 ur->addrs = ctx->addrs; | |
850 | |
851 #if (NGX_DEBUG) | |
852 { | |
853 in_addr_t addr; | |
854 ngx_uint_t i; | |
855 | |
856 for (i = 0; i < ctx->naddrs; i++) { | |
857 addr = ntohl(ur->addrs[i]); | |
858 | |
859 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
860 "name was resolved to %ud.%ud.%ud.%ud", | |
861 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
862 (addr >> 8) & 0xff, addr & 0xff); | |
863 } | |
864 } | |
865 #endif | |
866 | |
867 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
3169
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868 ngx_http_upstream_finalize_request(r, u, |
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869 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 870 return; |
871 } | |
872 | |
873 ngx_resolve_name_done(ctx); | |
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874 ur->ctx = NULL; |
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875 |
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876 ngx_http_upstream_connect(r, u); |
1658 | 877 } |
878 | |
879 | |
880 static void | |
2377
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881 ngx_http_upstream_handler(ngx_event_t *ev) |
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882 { |
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883 ngx_connection_t *c; |
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884 ngx_http_request_t *r; |
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885 ngx_http_log_ctx_t *ctx; |
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886 ngx_http_upstream_t *u; |
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887 |
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888 c = ev->data; |
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889 r = c->data; |
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890 |
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891 u = r->upstream; |
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892 c = r->connection; |
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893 |
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894 ctx = c->log->data; |
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895 ctx->current_request = r; |
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896 |
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897 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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898 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
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899 |
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900 if (ev->write) { |
2386
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901 u->write_event_handler(r, u); |
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902 |
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903 } else { |
2386
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904 u->read_event_handler(r, u); |
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905 } |
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906 |
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907 ngx_http_run_posted_requests(c); |
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908 } |
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909 |
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910 |
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911 static void |
509 | 912 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
913 { | |
914 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
915 } | |
916 | |
917 | |
918 static void | |
919 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
920 { | |
921 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
922 } | |
923 | |
924 | |
925 static void | |
926 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
927 ngx_event_t *ev) | |
479 | 928 { |
929 int n; | |
930 char buf[1]; | |
577 | 931 ngx_err_t err; |
2807
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932 ngx_int_t event; |
479 | 933 ngx_connection_t *c; |
934 ngx_http_upstream_t *u; | |
935 | |
527 | 936 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
937 "http upstream check client, write event:%d, \"%V\"", | |
938 ev->write, &r->uri); | |
479 | 939 |
509 | 940 c = r->connection; |
483 | 941 u = r->upstream; |
942 | |
583 | 943 if (c->error) { |
2807
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944 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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945 |
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946 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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947 |
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948 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
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949 ngx_http_upstream_finalize_request(r, u, |
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950 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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951 return; |
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952 } |
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953 } |
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954 |
2757
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955 if (!u->cacheable) { |
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956 ngx_http_upstream_finalize_request(r, u, |
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957 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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958 } |
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959 |
527 | 960 return; |
961 } | |
962 | |
479 | 963 #if (NGX_HAVE_KQUEUE) |
964 | |
965 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
966 | |
967 if (!ev->pending_eof) { | |
968 return; | |
969 } | |
970 | |
971 ev->eof = 1; | |
583 | 972 c->error = 1; |
479 | 973 |
974 if (ev->kq_errno) { | |
975 ev->error = 1; | |
976 } | |
977 | |
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978 if (!u->cacheable && u->peer.connection) { |
479 | 979 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
527 | 980 "kevent() reported that client closed prematurely " |
981 "connection, so upstream connection is closed too"); | |
479 | 982 ngx_http_upstream_finalize_request(r, u, |
983 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
984 return; | |
985 } | |
986 | |
987 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
988 "kevent() reported that client closed " | |
989 "prematurely connection"); | |
990 | |
991 if (u->peer.connection == NULL) { | |
992 ngx_http_upstream_finalize_request(r, u, | |
993 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
994 } | |
995 | |
996 return; | |
997 } | |
998 | |
999 #endif | |
1000 | |
1001 n = recv(c->fd, buf, 1, MSG_PEEK); | |
1002 | |
1003 err = ngx_socket_errno; | |
1004 | |
1109 | 1005 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
1006 "http upstream recv(): %d", n); | |
1007 | |
479 | 1008 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
1009 return; | |
1010 } | |
1011 | |
1012 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
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1013 |
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1014 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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1015 |
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1016 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
479 | 1017 ngx_http_upstream_finalize_request(r, u, |
1018 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1019 return; | |
1020 } | |
1021 } | |
1022 | |
1023 if (n > 0) { | |
1024 return; | |
1025 } | |
1026 | |
1027 if (n == -1) { | |
1028 if (err == NGX_EAGAIN) { | |
1029 return; | |
1030 } | |
1031 | |
1032 ev->error = 1; | |
1033 | |
483 | 1034 } else { /* n == 0 */ |
479 | 1035 err = 0; |
1036 } | |
1037 | |
529 | 1038 ev->eof = 1; |
583 | 1039 c->error = 1; |
529 | 1040 |
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1041 if (!u->cacheable && u->peer.connection) { |
479 | 1042 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
1043 "client closed prematurely connection, " | |
1044 "so upstream connection is closed too"); | |
1045 ngx_http_upstream_finalize_request(r, u, | |
1046 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1047 return; | |
1048 } | |
1049 | |
1050 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
1051 "client closed prematurely connection"); | |
1052 | |
1053 if (u->peer.connection == NULL) { | |
1054 ngx_http_upstream_finalize_request(r, u, | |
1055 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1056 } | |
1057 } | |
1058 | |
1059 | |
487 | 1060 static void |
1061 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1062 { |
591 | 1063 ngx_int_t rc; |
665 | 1064 ngx_time_t *tp; |
591 | 1065 ngx_connection_t *c; |
479 | 1066 |
483 | 1067 r->connection->log->action = "connecting to upstream"; |
479 | 1068 |
1069 r->connection->single_connection = 0; | |
1070 | |
889
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1071 if (u->state && u->state->response_sec) { |
665 | 1072 tp = ngx_timeofday(); |
889
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1073 u->state->response_sec = tp->sec - u->state->response_sec; |
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1074 u->state->response_msec = tp->msec - u->state->response_msec; |
665 | 1075 } |
1076 | |
1168
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1077 u->state = ngx_array_push(r->upstream_states); |
665 | 1078 if (u->state == NULL) { |
1079 ngx_http_upstream_finalize_request(r, u, | |
1080 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1081 return; | |
1082 } | |
1083 | |
1084 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
1085 | |
1086 tp = ngx_timeofday(); | |
889
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1087 u->state->response_sec = tp->sec; |
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1088 u->state->response_msec = tp->msec; |
665 | 1089 |
479 | 1090 rc = ngx_event_connect_peer(&u->peer); |
1091 | |
1092 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1093 "http upstream connect: %i", rc); | |
1094 | |
1095 if (rc == NGX_ERROR) { | |
1096 ngx_http_upstream_finalize_request(r, u, | |
1097 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1098 return; | |
1099 } | |
1100 | |
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1101 u->state->peer = u->peer.name; |
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1102 |
543 | 1103 if (rc == NGX_BUSY) { |
1104 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
1378 | 1105 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
1106 return; | |
543 | 1107 } |
1108 | |
1378 | 1109 if (rc == NGX_DECLINED) { |
479 | 1110 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1111 return; | |
1112 } | |
1113 | |
577 | 1114 /* rc == NGX_OK || rc == NGX_AGAIN */ |
1115 | |
479 | 1116 c = u->peer.connection; |
1117 | |
1118 c->data = r; | |
591 | 1119 |
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1120 c->write->handler = ngx_http_upstream_handler; |
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1121 c->read->handler = ngx_http_upstream_handler; |
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1122 |
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1123 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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1124 u->read_event_handler = ngx_http_upstream_process_header; |
479 | 1125 |
1397
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1126 c->sendfile &= r->connection->sendfile; |
1958 | 1127 u->output.sendfile = c->sendfile; |
479 | 1128 |
1129 c->pool = r->pool; | |
2847 | 1130 c->log = r->connection->log; |
1131 c->read->log = c->log; | |
1132 c->write->log = c->log; | |
479 | 1133 |
1134 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
1135 | |
1136 u->writer.out = NULL; | |
1137 u->writer.last = &u->writer.out; | |
1138 u->writer.connection = c; | |
1139 u->writer.limit = 0; | |
1140 | |
1141 if (u->request_sent) { | |
509 | 1142 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
1143 ngx_http_upstream_finalize_request(r, u, | |
1144 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1145 return; | |
1146 } | |
479 | 1147 } |
1148 | |
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1149 if (r->request_body |
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1150 && r->request_body->buf |
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1151 && r->request_body->temp_file |
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1152 && r == r->main) |
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1153 { |
573 | 1154 /* |
1155 * the r->request_body->buf can be reused for one request only, | |
1156 * the subrequests should allocate their own temporay bufs | |
1157 */ | |
1158 | |
1159 u->output.free = ngx_alloc_chain_link(r->pool); | |
1160 if (u->output.free == NULL) { | |
1161 ngx_http_upstream_finalize_request(r, u, | |
1162 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1163 return; | |
479 | 1164 } |
573 | 1165 |
1166 u->output.free->buf = r->request_body->buf; | |
1167 u->output.free->next = NULL; | |
1168 u->output.allocated = 1; | |
1169 | |
1170 r->request_body->buf->pos = r->request_body->buf->start; | |
1171 r->request_body->buf->last = r->request_body->buf->start; | |
1172 r->request_body->buf->tag = u->output.tag; | |
479 | 1173 } |
1174 | |
1175 u->request_sent = 0; | |
1176 | |
1177 if (rc == NGX_AGAIN) { | |
1178 ngx_add_timer(c->write, u->conf->connect_timeout); | |
1179 return; | |
1180 } | |
1181 | |
577 | 1182 #if (NGX_HTTP_SSL) |
1183 | |
1658 | 1184 if (u->ssl && c->ssl == NULL) { |
591 | 1185 ngx_http_upstream_ssl_init_connection(r, u, c); |
577 | 1186 return; |
1187 } | |
1188 | |
1189 #endif | |
1190 | |
479 | 1191 ngx_http_upstream_send_request(r, u); |
1192 } | |
1193 | |
1194 | |
577 | 1195 #if (NGX_HTTP_SSL) |
1196 | |
1197 static void | |
591 | 1198 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
1199 ngx_http_upstream_t *u, ngx_connection_t *c) | |
1200 { | |
884 | 1201 ngx_int_t rc; |
591 | 1202 |
1203 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
1204 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
2536
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1205 != NGX_OK) |
591 | 1206 { |
1207 ngx_http_upstream_finalize_request(r, u, | |
1208 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1209 return; | |
1210 } | |
1211 | |
1212 c->sendfile = 0; | |
619 | 1213 u->output.sendfile = 0; |
591 | 1214 |
2184 | 1215 if (u->conf->ssl_session_reuse) { |
1216 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
1217 ngx_http_upstream_finalize_request(r, u, | |
1218 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1219 return; | |
1220 } | |
591 | 1221 } |
1222 | |
641 | 1223 r->connection->log->action = "SSL handshaking to upstream"; |
1224 | |
591 | 1225 rc = ngx_ssl_handshake(c); |
1226 | |
1227 if (rc == NGX_AGAIN) { | |
1228 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
1229 return; | |
1230 } | |
1231 | |
1232 ngx_http_upstream_ssl_handshake(c); | |
1233 } | |
1234 | |
1235 | |
1236 static void | |
577 | 1237 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
1238 { | |
1239 ngx_http_request_t *r; | |
1240 ngx_http_upstream_t *u; | |
1241 | |
1242 r = c->data; | |
1243 u = r->upstream; | |
1244 | |
1245 if (c->ssl->handshaked) { | |
1246 | |
2184 | 1247 if (u->conf->ssl_session_reuse) { |
1248 u->peer.save_session(&u->peer, u->peer.data); | |
1249 } | |
884 | 1250 |
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1251 c->write->handler = ngx_http_upstream_handler; |
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1252 c->read->handler = ngx_http_upstream_handler; |
577 | 1253 |
1254 ngx_http_upstream_send_request(r, u); | |
1255 | |
1256 return; | |
1257 } | |
1258 | |
1259 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1260 | |
1261 } | |
1262 | |
1263 #endif | |
1264 | |
1265 | |
509 | 1266 static ngx_int_t |
487 | 1267 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1268 { |
1269 ngx_chain_t *cl; | |
1270 | |
509 | 1271 if (u->reinit_request(r) != NGX_OK) { |
1272 return NGX_ERROR; | |
1273 } | |
1274 | |
1705 | 1275 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
1276 | |
1277 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
591 | 1278 sizeof(ngx_table_elt_t)) |
1279 != NGX_OK) | |
509 | 1280 { |
1281 return NGX_ERROR; | |
479 | 1282 } |
1283 | |
1284 /* reinit the request chain */ | |
577 | 1285 |
509 | 1286 for (cl = u->request_bufs; cl; cl = cl->next) { |
479 | 1287 cl->buf->pos = cl->buf->start; |
1288 cl->buf->file_pos = 0; | |
1289 } | |
1290 | |
509 | 1291 /* reinit the subrequest's ngx_output_chain() context */ |
1292 | |
573 | 1293 if (r->request_body && r->request_body->temp_file |
597 | 1294 && r != r->main && u->output.buf) |
573 | 1295 { |
1296 u->output.free = ngx_alloc_chain_link(r->pool); | |
1297 if (u->output.free == NULL) { | |
1298 return NGX_ERROR; | |
509 | 1299 } |
573 | 1300 |
1301 u->output.free->buf = u->output.buf; | |
1302 u->output.free->next = NULL; | |
1303 | |
1304 u->output.buf->pos = u->output.buf->start; | |
1305 u->output.buf->last = u->output.buf->start; | |
509 | 1306 } |
479 | 1307 |
1308 u->output.buf = NULL; | |
1309 u->output.in = NULL; | |
1310 u->output.busy = NULL; | |
577 | 1311 |
581 | 1312 /* reinit u->buffer */ |
577 | 1313 |
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1314 u->buffer.pos = u->buffer.start; |
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1315 |
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1316 #if (NGX_HTTP_CACHE) |
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1317 |
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1318 if (r->cache) { |
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1319 u->buffer.pos += r->cache->header_start; |
479 | 1320 } |
509 | 1321 |
479 | 1322 #endif |
1323 | |
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1324 u->buffer.last = u->buffer.pos; |
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1325 |
509 | 1326 return NGX_OK; |
479 | 1327 } |
1328 | |
1329 | |
487 | 1330 static void |
1331 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1332 { |
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1333 ngx_int_t rc; |
483 | 1334 ngx_connection_t *c; |
577 | 1335 |
479 | 1336 c = u->peer.connection; |
1337 | |
1338 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
1339 "http upstream send request"); | |
1340 | |
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1341 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1342 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1343 return; |
479 | 1344 } |
1345 | |
483 | 1346 c->log->action = "sending request to upstream"; |
479 | 1347 |
509 | 1348 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
479 | 1349 |
1350 u->request_sent = 1; | |
1351 | |
1352 if (rc == NGX_ERROR) { | |
1353 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1354 return; | |
1355 } | |
1356 | |
1357 if (c->write->timer_set) { | |
1358 ngx_del_timer(c->write); | |
1359 } | |
1360 | |
1361 if (rc == NGX_AGAIN) { | |
1362 ngx_add_timer(c->write, u->conf->send_timeout); | |
1363 | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1364 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
479 | 1365 ngx_http_upstream_finalize_request(r, u, |
1366 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1367 return; | |
1368 } | |
1369 | |
1370 return; | |
1371 } | |
1372 | |
1373 /* rc == NGX_OK */ | |
1374 | |
1375 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
1376 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
1377 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
1378 ngx_tcp_push_n " failed"); | |
1379 ngx_http_upstream_finalize_request(r, u, | |
1380 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
577 | 1381 return; |
479 | 1382 } |
1383 | |
1384 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
1385 } | |
577 | 1386 |
479 | 1387 ngx_add_timer(c->read, u->conf->read_timeout); |
1388 | |
1389 #if 1 | |
1390 if (c->read->ready) { | |
577 | 1391 |
479 | 1392 /* post aio operation */ |
1393 | |
1394 /* | |
1395 * TODO comment | |
1396 * although we can post aio operation just in the end | |
1397 * of ngx_http_upstream_connect() CHECK IT !!! | |
1398 * it's better to do here because we postpone header buffer allocation | |
1399 */ | |
1400 | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1401 ngx_http_upstream_process_header(r, u); |
479 | 1402 return; |
1403 } | |
1404 #endif | |
1405 | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1406 u->write_event_handler = ngx_http_upstream_dummy_handler; |
479 | 1407 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1408 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
479 | 1409 ngx_http_upstream_finalize_request(r, u, |
1410 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1411 return; | |
1412 } | |
1413 } | |
1414 | |
1415 | |
487 | 1416 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1417 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
|
1418 ngx_http_upstream_t *u) |
479 | 1419 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1420 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1421 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1422 c = u->peer.connection; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1423 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1424 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 1425 "http upstream send request handler"); |
1426 | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1427 if (c->write->timedout) { |
479 | 1428 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1429 return; | |
1430 } | |
1431 | |
591 | 1432 #if (NGX_HTTP_SSL) |
1433 | |
1658 | 1434 if (u->ssl && c->ssl == NULL) { |
591 | 1435 ngx_http_upstream_ssl_init_connection(r, u, c); |
1436 return; | |
1437 } | |
1438 | |
1439 #endif | |
1440 | |
651 | 1441 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
|
1442 u->write_event_handler = ngx_http_upstream_dummy_handler; |
651 | 1443 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1444 (void) ngx_handle_write_event(c->write, 0); |
651 | 1445 |
1446 return; | |
1447 } | |
1448 | |
479 | 1449 ngx_http_upstream_send_request(r, u); |
1450 } | |
1451 | |
1452 | |
487 | 1453 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1454 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1455 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1456 ssize_t n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1457 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1458 ngx_connection_t *c; |
479 | 1459 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1460 c = u->peer.connection; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1461 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1462 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
483 | 1463 "http upstream process header"); |
479 | 1464 |
483 | 1465 c->log->action = "reading response header from upstream"; |
479 | 1466 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1467 if (c->read->timedout) { |
479 | 1468 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1469 return; | |
1470 } | |
577 | 1471 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1472 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1473 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
|
1474 return; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1475 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1476 |
581 | 1477 if (u->buffer.start == NULL) { |
1478 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
1479 if (u->buffer.start == NULL) { | |
479 | 1480 ngx_http_upstream_finalize_request(r, u, |
1481 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1482 return; | |
1483 } | |
1484 | |
581 | 1485 u->buffer.pos = u->buffer.start; |
1486 u->buffer.last = u->buffer.start; | |
1487 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
1488 u->buffer.temporary = 1; | |
1489 | |
1490 u->buffer.tag = u->output.tag; | |
479 | 1491 |
1705 | 1492 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
581 | 1493 sizeof(ngx_table_elt_t)) |
1494 != NGX_OK) | |
509 | 1495 { |
1496 ngx_http_upstream_finalize_request(r, u, | |
1497 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1498 return; | |
1499 } | |
1500 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1501 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1502 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1503 if (r->cache) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1504 u->buffer.pos += r->cache->header_start; |
581 | 1505 u->buffer.last = u->buffer.pos; |
479 | 1506 } |
1507 #endif | |
1508 } | |
1509 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1510 for ( ;; ) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1511 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1512 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
|
1513 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1514 if (n == NGX_AGAIN) { |
479 | 1515 #if 0 |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1516 ngx_add_timer(rev, u->read_timeout); |
479 | 1517 #endif |
1518 | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1519 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
|
1520 ngx_http_upstream_finalize_request(r, u, |
479 | 1521 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1522 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1523 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1524 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1525 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1526 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1527 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1528 if (n == 0) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1529 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
|
1530 "upstream prematurely closed connection"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1531 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1532 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1533 if (n == NGX_ERROR || n == 0) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1534 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
479 | 1535 return; |
1536 } | |
1537 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1538 u->buffer.last += n; |
479 | 1539 |
1540 #if 0 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1541 u->valid_header_in = 0; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1542 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1543 u->peer.cached = 0; |
479 | 1544 #endif |
1545 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1546 rc = u->process_header(r); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1547 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1548 if (rc == NGX_AGAIN) { |
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 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
|
1551 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
|
1552 "upstream sent too big header"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1553 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1554 ngx_http_upstream_next(r, u, |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1555 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1556 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1557 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1558 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1559 continue; |
479 | 1560 } |
1561 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1562 break; |
479 | 1563 } |
1564 | |
1565 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
1566 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
1567 return; | |
1568 } | |
1569 | |
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
|
1570 if (rc == NGX_ERROR) { |
479 | 1571 ngx_http_upstream_finalize_request(r, u, |
1572 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1573 return; | |
1574 } | |
1575 | |
1576 /* rc == NGX_OK */ | |
1577 | |
3401
9e7926763f87
allow to handle 301/302 in error_page
Igor Sysoev <igor@sysoev.ru>
parents:
3399
diff
changeset
|
1578 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
|
1579 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1580 if (r->subrequest_in_memory) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1581 u->buffer.last = u->buffer.pos; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1582 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1583 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1584 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
509 | 1585 return; |
1586 } | |
1587 | |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1588 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
|
1589 return; |
487 | 1590 } |
1591 } | |
1592 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1593 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
515 | 1594 return; |
1595 } | |
1596 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1597 if (!r->subrequest_in_memory) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1598 ngx_http_upstream_send_response(r, u); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1599 return; |
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 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1602 /* subrequest content in memory */ |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1603 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1604 if (u->input_filter == NULL) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1605 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1606 u->input_filter = ngx_http_upstream_non_buffered_filter; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1607 u->input_filter_ctx = r; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1608 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1609 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1610 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1611 ngx_http_upstream_finalize_request(r, u, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1612 NGX_HTTP_INTERNAL_SERVER_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1613 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1614 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1615 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1616 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
|
1617 |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1618 if (n) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1619 u->buffer.last -= n; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1620 |
2402 | 1621 u->state->response_length += n; |
1622 | |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1623 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
|
1624 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1625 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1626 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1627 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1628 if (u->length == 0) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1629 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
|
1630 return; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1631 } |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1632 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1633 |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1634 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
|
1635 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1636 ngx_http_upstream_process_body_in_memory(r, u); |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1637 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1638 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1639 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1640 static ngx_int_t |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1641 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
|
1642 { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1643 ngx_uint_t status; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1644 ngx_http_upstream_next_t *un; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1645 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1646 status = u->headers_in.status_n; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1647 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1648 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
|
1649 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1650 if (status != un->status) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1651 continue; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1652 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1653 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1654 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
|
1655 ngx_http_upstream_next(r, u, un->mask); |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1656 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1657 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1658 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1659 #if (NGX_HTTP_CACHE) |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1660 |
2952 | 1661 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
1662 && (u->conf->cache_use_stale & un->mask)) | |
1663 { | |
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1664 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
|
1665 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1666 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
|
1667 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1668 if (rc == NGX_OK) { |
2952 | 1669 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
|
1670 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
|
1671 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1672 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1673 ngx_http_upstream_finalize_request(r, u, rc); |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1674 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1675 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1676 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1677 #endif |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1678 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1679 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1680 return NGX_DECLINED; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1681 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1682 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1683 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1684 static ngx_int_t |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1685 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
|
1686 ngx_http_upstream_t *u) |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1687 { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1688 ngx_int_t status; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1689 ngx_uint_t i; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1690 ngx_table_elt_t *h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1691 ngx_http_err_page_t *err_page; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1692 ngx_http_core_loc_conf_t *clcf; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1693 |
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1694 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
|
1695 |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1696 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
|
1697 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
|
1698 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
|
1699 } |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1700 |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1701 if (!u->conf->intercept_errors) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1702 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1703 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1704 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1705 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
|
1706 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1707 if (clcf->error_pages == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1708 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1709 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1710 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1711 err_page = clcf->error_pages->elts; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1712 for (i = 0; i < clcf->error_pages->nelts; i++) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1713 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1714 if (err_page[i].status == status) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1715 |
2953
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1716 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
|
1717 && 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
|
1718 { |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1719 h = ngx_list_push(&r->headers_out.headers); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1720 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1721 if (h == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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1722 ngx_http_upstream_finalize_request(r, u, |
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1723 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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1724 return NGX_OK; |
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1725 } |
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1726 |
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1727 *h = *u->headers_in.www_authenticate; |
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1728 |
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1729 r->headers_out.www_authenticate = h; |
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1730 } |
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1731 |
3706
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1732 #if (NGX_HTTP_CACHE) |
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1733 |
3709
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1734 if (r->cache) { |
3706
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1735 time_t valid; |
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1736 |
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1737 valid = ngx_http_file_cache_valid(u->conf->cache_valid, status); |
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1738 |
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1739 if (valid) { |
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1740 r->cache->valid_sec = ngx_time() + valid; |
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1741 r->cache->error = status; |
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1742 } |
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1743 |
3711
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1744 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
3706
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1745 } |
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1746 #endif |
2267
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1747 ngx_http_upstream_finalize_request(r, u, status); |
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1748 |
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1749 return NGX_OK; |
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1750 } |
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1751 } |
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1752 |
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1753 return NGX_DECLINED; |
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1754 } |
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1755 |
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1756 |
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1757 static ngx_int_t |
1153
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1758 ngx_http_upstream_test_connect(ngx_connection_t *c) |
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1759 { |
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1760 int err; |
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1761 socklen_t len; |
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|
1762 |
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1763 #if (NGX_HAVE_KQUEUE) |
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1764 |
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1765 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
1166 | 1766 if (c->write->pending_eof) { |
1469
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|
1767 c->log->action = "connecting to upstream"; |
1166 | 1768 (void) ngx_connection_error(c, c->write->kq_errno, |
1769 "kevent() reported that connect() failed"); | |
1770 return NGX_ERROR; | |
1771 } | |
1153
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1772 |
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1773 } else |
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1774 #endif |
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1775 { |
1166 | 1776 err = 0; |
1777 len = sizeof(int); | |
1778 | |
1779 /* | |
1780 * BSDs and Linux return 0 and set a pending error in err | |
1781 * Solaris returns -1 and sets errno | |
1782 */ | |
1783 | |
1784 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1785 == -1) | |
1786 { | |
1787 err = ngx_errno; | |
1788 } | |
1789 | |
1790 if (err) { | |
1469
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|
1791 c->log->action = "connecting to upstream"; |
1166 | 1792 (void) ngx_connection_error(c, err, "connect() failed"); |
1793 return NGX_ERROR; | |
1794 } | |
1153
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1795 } |
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|
1796 |
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1797 return NGX_OK; |
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1798 } |
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1799 |
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|
1800 |
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1801 static ngx_int_t |
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1802 ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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1803 { |
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1804 ngx_str_t *uri, args; |
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1805 ngx_uint_t i, flags; |
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1806 ngx_list_part_t *part; |
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|
1807 ngx_table_elt_t *h; |
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1808 ngx_http_upstream_header_t *hh; |
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1809 ngx_http_upstream_main_conf_t *umcf; |
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1810 |
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1811 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
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|
1812 |
2786
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|
1813 if (u->headers_in.x_accel_redirect |
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|
1814 && !(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT)) |
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|
1815 { |
2592
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1816 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
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|
1817 |
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1818 part = &u->headers_in.headers.part; |
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1819 h = part->elts; |
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|
1820 |
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1821 for (i = 0; /* void */; i++) { |
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|
1822 |
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1823 if (i >= part->nelts) { |
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1824 if (part->next == NULL) { |
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|
1825 break; |
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|
1826 } |
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|
1827 |
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1828 part = part->next; |
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1829 h = part->elts; |
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|
1830 i = 0; |
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|
1831 } |
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|
1832 |
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1833 hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, |
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1834 h[i].lowcase_key, h[i].key.len); |
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1835 |
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1836 if (hh && hh->redirect) { |
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1837 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
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|
1838 ngx_http_finalize_request(r, |
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1839 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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1840 return NGX_DONE; |
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1841 } |
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1842 } |
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1843 } |
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1844 |
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1845 uri = &u->headers_in.x_accel_redirect->value; |
3516
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|
1846 ngx_str_null(&args); |
3161 | 1847 flags = NGX_HTTP_LOG_UNSAFE; |
2592
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1848 |
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1849 if (ngx_http_parse_unsafe_uri(r, uri, &args, &flags) != NGX_OK) { |
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1850 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
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1851 return NGX_DONE; |
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1852 } |
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1853 |
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1854 if (r->method != NGX_HTTP_HEAD) { |
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1855 r->method = NGX_HTTP_GET; |
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1856 } |
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1857 |
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diff
changeset
|
1858 r->valid_unparsed_uri = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1859 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1860 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
|
1861 ngx_http_finalize_request(r, NGX_DONE); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1862 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1863 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1864 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1865 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1866 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1867 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1868 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1869 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1870 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1871 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1872 break; |
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 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1876 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1877 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1878 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1879 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1880 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
|
1881 h[i].lowcase_key, h[i].key.len)) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1882 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1883 continue; |
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 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
|
1887 h[i].lowcase_key, h[i].key.len); |
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 if (hh) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1890 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
|
1891 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1892 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1893 return NGX_DONE; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1896 continue; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1899 if (ngx_http_upstream_copy_header_line(r, &h[i], 0) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
1900 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1901 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1902 return NGX_DONE; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1906 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
|
1907 r->headers_out.server->hash = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1908 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1909 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1910 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
|
1911 r->headers_out.date->hash = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1912 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1913 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1914 r->headers_out.status = u->headers_in.status_n; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1915 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
|
1916 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1917 u->headers_in.content_length_n = r->headers_out.content_length_n; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
1918 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1919 if (r->headers_out.content_length_n != -1) { |
3a8a53c0c42f
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parents:
2536
diff
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|
1920 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
|
1921 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1922 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1923 u->length = NGX_MAX_SIZE_T_VALUE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1924 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1925 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1926 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1927 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1928 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1929 |
777
4ab852b691f5
<!--#include virtual=... set=... -->
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diff
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|
1930 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1931 ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
4ccaa42de633
use already available r and u instead of ev
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diff
changeset
|
1932 ngx_http_upstream_t *u) |
777
4ab852b691f5
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757
diff
changeset
|
1933 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1934 size_t size; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1935 ssize_t n; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1936 ngx_buf_t *b; |
4ccaa42de633
use already available r and u instead of ev
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parents:
2381
diff
changeset
|
1937 ngx_event_t *rev; |
4ccaa42de633
use already available r and u instead of ev
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parents:
2381
diff
changeset
|
1938 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1939 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1940 c = u->peer.connection; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1941 rev = c->read; |
777
4ab852b691f5
<!--#include virtual=... set=... -->
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parents:
757
diff
changeset
|
1942 |
4ab852b691f5
<!--#include virtual=... set=... -->
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parents:
757
diff
changeset
|
1943 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
4ab852b691f5
<!--#include virtual=... set=... -->
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parents:
757
diff
changeset
|
1944 "http upstream process body on memory"); |
4ab852b691f5
<!--#include virtual=... set=... -->
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parents:
757
diff
changeset
|
1945 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1946 if (rev->timedout) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1947 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
4ab852b691f5
<!--#include virtual=... set=... -->
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parents:
757
diff
changeset
|
1948 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
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 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1952 b = &u->buffer; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1953 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1954 for ( ;; ) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1955 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1956 size = b->end - b->last; |
4ab852b691f5
<!--#include virtual=... set=... -->
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parents:
757
diff
changeset
|
1957 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1958 if (size == 0) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1959 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
3708 | 1960 "upstream buffer is too small to read response"); |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1961 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
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parents:
757
diff
changeset
|
1962 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1963 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1964 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1965 n = c->recv(c, b->last, size); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1966 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1967 if (n == NGX_AGAIN) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1968 break; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1969 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1970 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1971 if (n == 0 || n == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1972 ngx_http_upstream_finalize_request(r, u, n); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1973 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1974 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1975 |
2402 | 1976 u->state->response_length += n; |
1977 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1978 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1979 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1980 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1981 } |
4ab852b691f5
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1982 |
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1983 if (!rev->ready) { |
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1984 break; |
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1985 } |
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|
1986 } |
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|
1987 |
2386
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1988 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
777
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1989 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1990 return; |
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|
1991 } |
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|
1992 |
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diff
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|
1993 if (rev->active) { |
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|
1994 ngx_add_timer(rev, u->conf->read_timeout); |
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|
1995 |
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1996 } else if (rev->timer_set) { |
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1997 ngx_del_timer(rev); |
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|
1998 } |
681 | 1999 } |
2000 | |
2001 | |
2002 static void | |
2003 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
2004 { | |
2005 int tcp_nodelay; | |
2402 | 2006 ssize_t n; |
681 | 2007 ngx_int_t rc; |
2008 ngx_event_pipe_t *p; | |
2009 ngx_connection_t *c; | |
2010 ngx_http_core_loc_conf_t *clcf; | |
2011 | |
509 | 2012 rc = ngx_http_send_header(r); |
479 | 2013 |
2701 | 2014 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
485 | 2015 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2016 return; |
2017 } | |
2018 | |
2704
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shutdown client connection for cacheable header only responses
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diff
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|
2019 c = r->connection; |
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parents:
2703
diff
changeset
|
2020 |
2701 | 2021 if (r->header_only) { |
2704
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Igor Sysoev <igor@sysoev.ru>
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2703
diff
changeset
|
2022 |
2701 | 2023 if (u->cacheable || u->store) { |
2704
ac1e2e199c9f
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|
2024 |
ac1e2e199c9f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2025 if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { |
ac1e2e199c9f
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Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
2026 ngx_connection_error(c, ngx_socket_errno, |
ac1e2e199c9f
shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
2027 ngx_shutdown_socket_n " failed"); |
ac1e2e199c9f
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Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
2028 } |
ac1e2e199c9f
shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
2029 |
2701 | 2030 r->read_event_handler = ngx_http_request_empty_handler; |
2031 r->write_event_handler = ngx_http_request_empty_handler; | |
2704
ac1e2e199c9f
shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
2032 c->error = 1; |
2701 | 2033 |
2034 } else { | |
2035 ngx_http_upstream_finalize_request(r, u, rc); | |
2036 return; | |
2037 } | |
2038 } | |
2039 | |
479 | 2040 u->header_sent = 1; |
2041 | |
573 | 2042 if (r->request_body && r->request_body->temp_file) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2043 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2044 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
563 | 2045 } |
2046 | |
581 | 2047 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
2048 | |
649 | 2049 if (!u->buffering) { |
581 | 2050 |
2051 if (u->input_filter == NULL) { | |
2052 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
2053 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
2054 u->input_filter_ctx = r; | |
2055 } | |
2056 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2057 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
581 | 2058 r->write_event_handler = |
2059 ngx_http_upstream_process_non_buffered_downstream; | |
2060 | |
2061 r->limit_rate = 0; | |
2062 | |
2063 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
2064 ngx_http_upstream_finalize_request(r, u, 0); | |
2065 return; | |
2066 } | |
2067 | |
583 | 2068 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
2069 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
2070 | |
2071 tcp_nodelay = 1; | |
2072 | |
2073 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
2074 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
2075 { | |
2076 ngx_connection_error(c, ngx_socket_errno, | |
2077 "setsockopt(TCP_NODELAY) failed"); | |
2078 ngx_http_upstream_finalize_request(r, u, 0); | |
2079 return; | |
2080 } | |
2081 | |
2082 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
2083 } | |
2084 | |
2402 | 2085 n = u->buffer.last - u->buffer.pos; |
2086 | |
2087 if (n) { | |
581 | 2088 u->buffer.last = u->buffer.pos; |
2089 | |
2402 | 2090 u->state->response_length += n; |
2091 | |
2092 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
581 | 2093 ngx_http_upstream_finalize_request(r, u, 0); |
2094 return; | |
2095 } | |
2096 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2097 ngx_http_upstream_process_non_buffered_downstream(r); |
581 | 2098 |
2099 } else { | |
2100 u->buffer.pos = u->buffer.start; | |
2101 u->buffer.last = u->buffer.start; | |
2102 | |
2103 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
2104 ngx_http_upstream_finalize_request(r, u, 0); | |
2105 return; | |
2106 } | |
1468
491e5059ea19
read EOF of header only responses in non-buffered proxying
Igor Sysoev <igor@sysoev.ru>
parents:
1397
diff
changeset
|
2107 |
491e5059ea19
read EOF of header only responses in non-buffered proxying
Igor Sysoev <igor@sysoev.ru>
parents:
1397
diff
changeset
|
2108 if (u->peer.connection->read->ready) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2109 ngx_http_upstream_process_non_buffered_upstream(r, u); |
1468
491e5059ea19
read EOF of header only responses in non-buffered proxying
Igor Sysoev <igor@sysoev.ru>
parents:
1397
diff
changeset
|
2110 } |
581 | 2111 } |
2112 | |
2113 return; | |
2114 } | |
2115 | |
479 | 2116 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
2117 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2118 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2119 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2120 if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2121 ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2122 r->cache->file.fd = NGX_INVALID_FILE; |
479 | 2123 } |
2124 | |
3699
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2125 switch (ngx_http_test_predicates(r, u->conf->no_cache)) { |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2126 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2127 case NGX_ERROR: |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2128 ngx_http_upstream_finalize_request(r, u, 0); |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2129 return; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2130 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2131 case NGX_DECLINED: |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2132 u->cacheable = 0; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2133 break; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2134 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2135 default: /* NGX_OK */ |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2136 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2137 if (u->cache_status == NGX_HTTP_CACHE_BYPASS) { |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2138 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2139 if (ngx_http_file_cache_new(r) != NGX_OK) { |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2140 ngx_http_upstream_finalize_request(r, u, 0); |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2141 return; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2142 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2143 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2144 if (u->create_key(r) != NGX_OK) { |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2145 ngx_http_upstream_finalize_request(r, u, 0); |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2146 return; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2147 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2148 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2149 /* TODO: add keys */ |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2150 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2151 r->cache->min_uses = u->conf->cache_min_uses; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2152 r->cache->body_start = u->conf->buffer_size; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2153 r->cache->file_cache = u->conf->cache->data; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2154 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2155 if (ngx_http_file_cache_create(r) != NGX_OK) { |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2156 ngx_http_upstream_finalize_request(r, u, 0); |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2157 return; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2158 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2159 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2160 u->cacheable = 1; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2161 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2162 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2163 break; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2164 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2165 |
1565 | 2166 if (u->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2167 time_t now, valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2168 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2169 now = ngx_time(); |
09725d69cb25
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2170 |
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2171 valid = r->cache->valid_sec; |
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2172 |
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|
2173 if (valid == 0) { |
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diff
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2174 valid = ngx_http_file_cache_valid(u->conf->cache_valid, |
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|
2175 u->headers_in.status_n); |
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|
2176 if (valid) { |
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2177 r->cache->valid_sec = now + valid; |
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|
2178 } |
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|
2179 } |
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diff
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|
2180 |
2592
3a8a53c0c42f
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diff
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|
2181 if (valid) { |
3a8a53c0c42f
a prelimiary proxy cache support
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|
2182 r->cache->last_modified = r->headers_out.last_modified_time; |
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|
2183 r->cache->date = now; |
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
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|
2184 r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); |
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diff
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|
2185 |
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diff
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|
2186 ngx_http_file_cache_set_header(r, u->buffer.start); |
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diff
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|
2187 |
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diff
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|
2188 } else { |
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2536
diff
changeset
|
2189 u->cacheable = 0; |
2703
3b6afa999c2f
support 304 for cacheable responses
Igor Sysoev <igor@sysoev.ru>
parents:
2701
diff
changeset
|
2190 r->headers_out.last_modified_time = -1; |
2592
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diff
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|
2191 } |
479 | 2192 } |
2193 | |
2690 | 2194 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2195 "http cacheable: %d", u->cacheable); | |
2196 | |
3083
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
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3056
diff
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|
2197 if (u->cacheable == 0 && r->cache) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2198 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
3083
ffe8bfb38184
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Igor Sysoev <igor@sysoev.ru>
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|
2199 } |
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clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2200 |
479 | 2201 #endif |
2202 | |
581 | 2203 p = u->pipe; |
479 | 2204 |
2205 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
2206 p->output_ctx = r; | |
2207 p->tag = u->output.tag; | |
577 | 2208 p->bufs = u->conf->bufs; |
479 | 2209 p->busy_size = u->conf->busy_buffers_size; |
2210 p->upstream = u->peer.connection; | |
583 | 2211 p->downstream = c; |
479 | 2212 p->pool = r->pool; |
583 | 2213 p->log = c->log; |
577 | 2214 |
1565 | 2215 p->cacheable = u->cacheable || u->store; |
479 | 2216 |
501 | 2217 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
2218 if (p->temp_file == NULL) { | |
479 | 2219 ngx_http_upstream_finalize_request(r, u, 0); |
2220 return; | |
2221 } | |
2222 | |
2223 p->temp_file->file.fd = NGX_INVALID_FILE; | |
583 | 2224 p->temp_file->file.log = c->log; |
479 | 2225 p->temp_file->path = u->conf->temp_path; |
2226 p->temp_file->pool = r->pool; | |
577 | 2227 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
2228 if (p->cacheable) { |
479 | 2229 p->temp_file->persistent = 1; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2230 |
479 | 2231 } else { |
667 | 2232 p->temp_file->log_level = NGX_LOG_WARN; |
479 | 2233 p->temp_file->warn = "an upstream response is buffered " |
2234 "to a temporary file"; | |
2235 } | |
2236 | |
2237 p->max_temp_file_size = u->conf->max_temp_file_size; | |
2238 p->temp_file_write_size = u->conf->temp_file_write_size; | |
2239 | |
501 | 2240 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
2241 if (p->preread_bufs == NULL) { | |
479 | 2242 ngx_http_upstream_finalize_request(r, u, 0); |
2243 return; | |
2244 } | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2245 |
581 | 2246 p->preread_bufs->buf = &u->buffer; |
479 | 2247 p->preread_bufs->next = NULL; |
581 | 2248 u->buffer.recycled = 1; |
2249 | |
2250 p->preread_size = u->buffer.last - u->buffer.pos; | |
479 | 2251 |
1565 | 2252 if (u->cacheable) { |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
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1284
diff
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|
2253 |
479 | 2254 p->buf_to_file = ngx_calloc_buf(r->pool); |
2255 if (p->buf_to_file == NULL) { | |
2256 ngx_http_upstream_finalize_request(r, u, 0); | |
2257 return; | |
2258 } | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
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1284
diff
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|
2259 |
581 | 2260 p->buf_to_file->pos = u->buffer.start; |
2261 p->buf_to_file->last = u->buffer.pos; | |
479 | 2262 p->buf_to_file->temporary = 1; |
2263 } | |
2264 | |
2265 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
2266 /* the posted aio operation may currupt a shadow buffer */ | |
2267 p->single_buf = 1; | |
2268 } | |
2269 | |
2270 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
2271 p->free_bufs = 1; | |
2272 | |
2273 /* | |
581 | 2274 * event_pipe would do u->buffer.last += p->preread_size |
479 | 2275 * as though these bytes were read |
2276 */ | |
581 | 2277 u->buffer.last = u->buffer.pos; |
479 | 2278 |
2279 if (u->conf->cyclic_temp_file) { | |
2280 | |
2281 /* | |
2282 * we need to disable the use of sendfile() if we use cyclic temp file | |
2283 * because the writing a new data may interfere with sendfile() | |
2284 * that uses the same kernel file pages (at least on FreeBSD) | |
2285 */ | |
2286 | |
2287 p->cyclic_temp_file = 1; | |
583 | 2288 c->sendfile = 0; |
479 | 2289 |
2290 } else { | |
2291 p->cyclic_temp_file = 0; | |
2292 } | |
2293 | |
2294 p->read_timeout = u->conf->read_timeout; | |
2295 p->send_timeout = clcf->send_timeout; | |
2296 p->send_lowat = clcf->send_lowat; | |
2297 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2298 u->read_event_handler = ngx_http_upstream_process_upstream; |
509 | 2299 r->write_event_handler = ngx_http_upstream_process_downstream; |
479 | 2300 |
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2301 ngx_http_upstream_process_upstream(r, u); |
479 | 2302 } |
2303 | |
2304 | |
487 | 2305 static void |
581 | 2306 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
2307 { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2308 ngx_event_t *wev; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2309 ngx_connection_t *c; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2310 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
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|
2311 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2312 c = r->connection; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2313 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2314 wev = c->write; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2315 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2316 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
|
2317 "http upstream process non buffered downstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2318 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2319 c->log->action = "sending to client"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2320 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2321 if (wev->timedout) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2322 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2323 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2324 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
|
2325 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2326 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2327 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2328 ngx_http_upstream_process_non_buffered_request(r, 1); |
581 | 2329 } |
2330 | |
2331 | |
2332 static void | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2333 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2334 ngx_http_upstream_t *u) |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
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|
2335 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2336 ngx_connection_t *c; |
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2337 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2338 c = u->peer.connection; |
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2339 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2340 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
|
2341 "http upstream process non buffered upstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2342 |
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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|
2343 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2344 |
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2345 if (c->read->timedout) { |
2381
3d7a70173d77
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Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2346 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
changeset
|
2347 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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|
2348 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2349 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2350 |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2351 ngx_http_upstream_process_non_buffered_request(r, 0); |
3d7a70173d77
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Igor Sysoev <igor@sysoev.ru>
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|
2352 } |
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fix r2378, run posted requests after upstream event handling
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changeset
|
2353 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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diff
changeset
|
2354 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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|
2355 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2356 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
2357 ngx_uint_t do_write) |
581 | 2358 { |
2359 size_t size; | |
2360 ssize_t n; | |
2361 ngx_buf_t *b; | |
583 | 2362 ngx_int_t rc; |
2381
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fix r2378, run posted requests after upstream event handling
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diff
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|
2363 ngx_connection_t *downstream, *upstream; |
581 | 2364 ngx_http_upstream_t *u; |
2365 ngx_http_core_loc_conf_t *clcf; | |
2366 | |
756
d904b5cb3bba
fix building introduced by previous commit
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2367 u = r->upstream; |
884 | 2368 downstream = r->connection; |
2369 upstream = u->peer.connection; | |
581 | 2370 |
2371 b = &u->buffer; | |
2372 | |
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2373 do_write = do_write || u->length == 0; |
581 | 2374 |
2375 for ( ;; ) { | |
2376 | |
2377 if (do_write) { | |
2378 | |
2379 if (u->out_bufs || u->busy_bufs) { | |
583 | 2380 rc = ngx_http_output_filter(r, u->out_bufs); |
2381 | |
2382 if (rc == NGX_ERROR) { | |
581 | 2383 ngx_http_upstream_finalize_request(r, u, 0); |
2384 return; | |
2385 } | |
2386 | |
2387 ngx_chain_update_chains(&u->free_bufs, &u->busy_bufs, | |
2388 &u->out_bufs, u->output.tag); | |
2389 } | |
2390 | |
2391 if (u->busy_bufs == NULL) { | |
2392 | |
2393 if (u->length == 0 | |
884 | 2394 || upstream->read->eof |
2395 || upstream->read->error) | |
581 | 2396 { |
2397 ngx_http_upstream_finalize_request(r, u, 0); | |
2398 return; | |
2399 } | |
2400 | |
2401 b->pos = b->start; | |
2402 b->last = b->start; | |
2403 } | |
2404 } | |
2405 | |
2406 size = b->end - b->last; | |
2407 | |
2408 if (size > u->length) { | |
2409 size = u->length; | |
2410 } | |
2411 | |
884 | 2412 if (size && upstream->read->ready) { |
2413 | |
2414 n = upstream->recv(upstream, b->last, size); | |
581 | 2415 |
2416 if (n == NGX_AGAIN) { | |
2417 break; | |
2418 } | |
2419 | |
2420 if (n > 0) { | |
2402 | 2421 u->state->response_length += n; |
2422 | |
581 | 2423 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
2424 ngx_http_upstream_finalize_request(r, u, 0); | |
2425 return; | |
2426 } | |
2427 } | |
2428 | |
2429 do_write = 1; | |
2430 | |
2431 continue; | |
2432 } | |
2433 | |
2434 break; | |
2435 } | |
2436 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2437 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2438 |
884 | 2439 if (downstream->data == r) { |
2440 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
|
2441 != NGX_OK) |
583 | 2442 { |
2443 ngx_http_upstream_finalize_request(r, u, 0); | |
2444 return; | |
2445 } | |
581 | 2446 } |
2447 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2448 if (downstream->write->active && !downstream->write->ready) { |
884 | 2449 ngx_add_timer(downstream->write, clcf->send_timeout); |
2450 | |
2451 } else if (downstream->write->timer_set) { | |
2452 ngx_del_timer(downstream->write); | |
581 | 2453 } |
2454 | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2455 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
581 | 2456 ngx_http_upstream_finalize_request(r, u, 0); |
2457 return; | |
2458 } | |
2459 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2460 if (upstream->read->active && !upstream->read->ready) { |
884 | 2461 ngx_add_timer(upstream->read, u->conf->read_timeout); |
2462 | |
2463 } else if (upstream->read->timer_set) { | |
2464 ngx_del_timer(upstream->read); | |
581 | 2465 } |
2466 } | |
2467 | |
2468 | |
2469 static ngx_int_t | |
2470 ngx_http_upstream_non_buffered_filter_init(void *data) | |
2471 { | |
2472 return NGX_OK; | |
2473 } | |
2474 | |
2475 | |
2476 static ngx_int_t | |
2477 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
2478 { | |
2479 ngx_http_request_t *r = data; | |
2480 | |
2481 ngx_buf_t *b; | |
2482 ngx_chain_t *cl, **ll; | |
2483 ngx_http_upstream_t *u; | |
2484 | |
2485 u = r->upstream; | |
2486 | |
2487 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
2488 ll = &cl->next; | |
2489 } | |
2490 | |
2491 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
2492 if (cl == NULL) { | |
2493 return NGX_ERROR; | |
2494 } | |
2495 | |
2496 *ll = cl; | |
2497 | |
2498 cl->buf->flush = 1; | |
2499 cl->buf->memory = 1; | |
2500 | |
2501 b = &u->buffer; | |
2502 | |
2503 cl->buf->pos = b->last; | |
2504 b->last += bytes; | |
2505 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
|
2506 cl->buf->tag = u->output.tag; |
581 | 2507 |
2508 if (u->length == NGX_MAX_SIZE_T_VALUE) { | |
2509 return NGX_OK; | |
2510 } | |
2511 | |
2512 u->length -= bytes; | |
2513 | |
2514 return NGX_OK; | |
2515 } | |
2516 | |
2517 | |
2518 static void | |
509 | 2519 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
2520 { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2521 ngx_event_t *wev; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2522 ngx_connection_t *c; |
509 | 2523 ngx_event_pipe_t *p; |
479 | 2524 ngx_http_upstream_t *u; |
2525 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2526 c = r->connection; |
479 | 2527 u = r->upstream; |
581 | 2528 p = u->pipe; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2529 wev = c->write; |
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 downstream"); |
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 = "sending to client"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2535 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2536 if (wev->timedout) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2537 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2538 if (wev->delayed) { |
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 wev->timedout = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2541 wev->delayed = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2542 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2543 if (!wev->ready) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2544 ngx_add_timer(wev, p->send_timeout); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2545 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2546 if (ngx_handle_write_event(wev, p->send_lowat) != NGX_OK) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2547 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
|
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 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2551 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2552 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2553 if (ngx_event_pipe(p, wev->write) == NGX_ABORT) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2554 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
|
2555 return; |
527 | 2556 } |
479 | 2557 |
2558 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2559 p->downstream_error = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2560 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2561 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
479 | 2562 } |
2563 | |
2564 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2565 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2566 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2567 |
527 | 2568 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2569 "http downstream delayed"); | |
2570 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2571 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
|
2572 ngx_http_upstream_finalize_request(r, u, 0); |
527 | 2573 } |
2574 | |
2575 return; | |
2576 } | |
2577 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2578 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
479 | 2579 ngx_http_upstream_finalize_request(r, u, 0); |
2580 return; | |
2581 } | |
2582 } | |
577 | 2583 |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2584 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
|
2585 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2586 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2587 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2588 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2589 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
|
2590 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
|
2591 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2592 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2593 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2594 c = u->peer.connection; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2595 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2596 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
|
2597 "http upstream process upstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2598 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2599 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2600 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2601 if (c->read->timedout) { |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2602 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
|
2603 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
|
2604 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2605 } else { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2606 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
|
2607 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
|
2608 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2609 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2610 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2611 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2612 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
|
2613 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2614 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2615 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2616 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2617 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
|
2618 { |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2619 ngx_uint_t del; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2620 ngx_temp_file_t *tf; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2621 ngx_event_pipe_t *p; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2622 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2623 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2624 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2625 p = u->pipe; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2626 |
479 | 2627 if (u->peer.connection) { |
2628 | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2629 if (u->store) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2630 |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2631 del = p->upstream_error; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2632 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2633 tf = u->pipe->temp_file; |
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2634 |
2463 | 2635 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
|
2636 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2637 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
|
2638 && (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
|
2639 || (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
|
2640 { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2641 ngx_http_upstream_store(r, u); |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2642 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2643 } else { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2644 del = 1; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2645 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2646 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2647 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2648 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
|
2649 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2650 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
|
2651 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2652 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
|
2653 ngx_delete_file_n " \"%s\" failed", |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2654 u->pipe->temp_file->file.name.data); |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2655 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2656 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2657 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2658 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2659 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2660 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2661 if (u->cacheable) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2662 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2663 if (p->upstream_done) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2664 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
|
2665 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2666 } else if (p->upstream_eof) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2667 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2668 /* TODO: check length & update cache */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2669 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2670 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
|
2671 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2672 } else if (p->upstream_error) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2673 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
479 | 2674 } |
2675 } | |
2676 | |
2677 #endif | |
2678 | |
2679 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
|
2680 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2681 "http upstream exit: %p", p->out); |
479 | 2682 #if 0 |
2683 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2684 #endif | |
2685 ngx_http_upstream_finalize_request(r, u, 0); | |
2686 return; | |
2687 } | |
2688 } | |
2689 | |
2690 if (p->downstream_error) { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2691 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2692 "http upstream downstream error"); |
479 | 2693 |
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2694 if (!u->cacheable && !u->store && u->peer.connection) { |
479 | 2695 ngx_http_upstream_finalize_request(r, u, 0); |
2696 } | |
2697 } | |
2698 } | |
2699 | |
2700 | |
487 | 2701 static void |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2702 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
|
2703 { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2704 size_t root; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2705 time_t lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2706 ngx_str_t path; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2707 ngx_temp_file_t *tf; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2708 ngx_ext_rename_file_t ext; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2709 |
1777 | 2710 tf = u->pipe->temp_file; |
2711 | |
2712 if (tf->file.fd == NGX_INVALID_FILE) { | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2713 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2714 /* create file for empty 200 response */ |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2715 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2716 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
|
2717 if (tf == NULL) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2718 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2719 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2720 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2721 tf->file.fd = NGX_INVALID_FILE; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2722 tf->file.log = r->connection->log; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2723 tf->path = u->conf->temp_path; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2724 tf->pool = r->pool; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2725 tf->persistent = 1; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2726 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2727 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
|
2728 tf->persistent, tf->clean, tf->access) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2729 != NGX_OK) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2730 { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2731 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2732 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2733 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2734 u->pipe->temp_file = tf; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2735 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2736 |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2737 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
|
2738 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
|
2739 ext.time = -1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2740 ext.create_path = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2741 ext.delete_file = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2742 ext.log = r->connection->log; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2743 |
1705 | 2744 if (u->headers_in.last_modified) { |
2745 | |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2746 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
|
2747 u->headers_in.last_modified->value.len); |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2748 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2749 if (lm != NGX_ERROR) { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2750 ext.time = lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2751 ext.fd = tf->file.fd; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2752 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2753 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2754 |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2755 if (u->conf->store_lengths == NULL) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2756 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2757 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
|
2758 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2759 } else { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2760 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
|
2761 u->conf->store_values->elts) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2762 == NULL) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2763 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2764 return; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2765 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2766 } |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2767 |
3032
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2768 path.len--; |
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2769 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2770 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
|
2771 "upstream stores \"%s\" to \"%s\"", |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2772 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
|
2773 |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2774 (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
|
2775 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2776 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2777 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2778 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2779 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 2780 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2781 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 2782 "http upstream dummy handler"); |
2783 } | |
2784 | |
2785 | |
487 | 2786 static void |
2787 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
2788 ngx_uint_t ft_type) | |
479 | 2789 { |
884 | 2790 ngx_uint_t status, state; |
479 | 2791 |
2792 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
884 | 2793 "http next upstream, %xi", ft_type); |
479 | 2794 |
2795 #if 0 | |
2796 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2797 #endif | |
2798 | |
525 | 2799 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
884 | 2800 state = NGX_PEER_NEXT; |
525 | 2801 } else { |
884 | 2802 state = NGX_PEER_FAILED; |
479 | 2803 } |
525 | 2804 |
1378 | 2805 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
2806 u->peer.free(&u->peer, u->peer.data, state); | |
2807 } | |
525 | 2808 |
479 | 2809 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
2810 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
2811 "upstream timed out"); | |
2812 } | |
577 | 2813 |
479 | 2814 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
2815 status = 0; | |
2816 | |
2817 } else { | |
2818 switch(ft_type) { | |
2819 | |
2820 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
2821 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
2822 break; | |
2823 | |
2824 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
2825 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
2826 break; | |
2827 | |
2828 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
2829 status = NGX_HTTP_NOT_FOUND; | |
2830 break; | |
2831 | |
2832 /* | |
2833 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
2834 * never reach here | |
2835 */ | |
2836 | |
2837 default: | |
2838 status = NGX_HTTP_BAD_GATEWAY; | |
2839 } | |
2840 } | |
2841 | |
583 | 2842 if (r->connection->error) { |
479 | 2843 ngx_http_upstream_finalize_request(r, u, |
2844 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
2845 return; | |
2846 } | |
2847 | |
2848 if (status) { | |
2849 u->state->status = status; | |
2850 | |
525 | 2851 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
479 | 2852 |
2853 #if (NGX_HTTP_CACHE) | |
2854 | |
2952 | 2855 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
2856 && (u->conf->cache_use_stale & ft_type)) | |
2857 { | |
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2858 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
|
2859 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2860 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
|
2861 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2862 if (rc == NGX_OK) { |
2952 | 2863 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
|
2864 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
|
2865 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2866 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2867 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2868 return; |
2869 } | |
2870 #endif | |
2871 | |
2872 ngx_http_upstream_finalize_request(r, u, status); | |
2873 return; | |
2874 } | |
2875 } | |
2876 | |
2877 if (u->peer.connection) { | |
2878 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2879 "close http upstream connection: %d", | |
2880 u->peer.connection->fd); | |
577 | 2881 #if (NGX_HTTP_SSL) |
884 | 2882 |
577 | 2883 if (u->peer.connection->ssl) { |
884 | 2884 u->peer.connection->ssl->no_wait_shutdown = 1; |
2885 u->peer.connection->ssl->no_send_shutdown = 1; | |
2886 | |
2887 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2888 } |
2889 #endif | |
884 | 2890 |
479 | 2891 ngx_close_connection(u->peer.connection); |
2892 } | |
2893 | |
2894 #if 0 | |
2895 if (u->conf->busy_lock && !u->busy_locked) { | |
2896 ngx_http_upstream_busy_lock(p); | |
2897 return; | |
2898 } | |
2899 #endif | |
2900 | |
2901 ngx_http_upstream_connect(r, u); | |
2902 } | |
2903 | |
2904 | |
487 | 2905 static void |
569 | 2906 ngx_http_upstream_cleanup(void *data) |
2907 { | |
2908 ngx_http_request_t *r = data; | |
2909 | |
1705 | 2910 ngx_http_upstream_t *u; |
2911 | |
569 | 2912 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2913 "cleanup http upstream request: \"%V\"", &r->uri); | |
2914 | |
1705 | 2915 u = r->upstream; |
2916 | |
2917 if (u->resolved && u->resolved->ctx) { | |
2918 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
|
2919 u->resolved->ctx = NULL; |
1658 | 2920 } |
2921 | |
1705 | 2922 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
569 | 2923 } |
2924 | |
2925 | |
2926 static void | |
487 | 2927 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
2928 ngx_http_upstream_t *u, ngx_int_t rc) | |
479 | 2929 { |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2930 ngx_time_t *tp; |
563 | 2931 |
483 | 2932 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2933 "finalize http upstream request: %i", rc); | |
479 | 2934 |
2413 | 2935 if (u->cleanup) { |
2936 *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
|
2937 u->cleanup = NULL; |
2413 | 2938 } |
569 | 2939 |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2940 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
|
2941 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
|
2942 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
|
2943 } |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2944 |
1658 | 2945 if (u->state && u->state->response_sec) { |
563 | 2946 tp = ngx_timeofday(); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2947 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
|
2948 u->state->response_msec = tp->msec - u->state->response_msec; |
2402 | 2949 |
2950 if (u->pipe) { | |
2951 u->state->response_length = u->pipe->read_length; | |
2952 } | |
563 | 2953 } |
2954 | |
479 | 2955 u->finalize_request(r, rc); |
2956 | |
1658 | 2957 if (u->peer.free) { |
2958 u->peer.free(&u->peer, u->peer.data, 0); | |
2959 } | |
884 | 2960 |
479 | 2961 if (u->peer.connection) { |
884 | 2962 |
577 | 2963 #if (NGX_HTTP_SSL) |
2964 | |
2965 /* TODO: do not shutdown persistent connection */ | |
2966 | |
2967 if (u->peer.connection->ssl) { | |
884 | 2968 |
2969 /* | |
2970 * We send the "close notify" shutdown alert to the upstream only | |
2971 * and do not wait its "close notify" shutdown alert. | |
2972 * It is acceptable according to the TLS standard. | |
2973 */ | |
2974 | |
2975 u->peer.connection->ssl->no_wait_shutdown = 1; | |
2976 | |
2977 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2978 } |
2979 #endif | |
884 | 2980 |
2981 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2982 "close http upstream connection: %d", | |
2983 u->peer.connection->fd); | |
2984 | |
479 | 2985 ngx_close_connection(u->peer.connection); |
2986 } | |
2987 | |
483 | 2988 u->peer.connection = NULL; |
2989 | |
581 | 2990 if (u->pipe && u->pipe->temp_file) { |
479 | 2991 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2992 "http upstream temp fd: %d", | |
581 | 2993 u->pipe->temp_file->file.fd); |
479 | 2994 } |
2995 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2996 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2997 |
3012
f958084d4c12
fix segfault introduced in r3007
Igor Sysoev <igor@sysoev.ru>
parents:
3006
diff
changeset
|
2998 if (u->cacheable && r->cache) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2999 time_t valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3000 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3001 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
|
3002 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3003 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
|
3004 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3005 if (valid) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3006 r->cache->valid_sec = ngx_time() + valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3007 r->cache->error = rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3008 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3009 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3010 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
3011 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
479 | 3012 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3013 |
479 | 3014 #endif |
3015 | |
2692 | 3016 if (u->header_sent |
3017 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) | |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3018 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3019 rc = 0; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3020 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3021 |
515 | 3022 if (rc == NGX_DECLINED) { |
3023 return; | |
3024 } | |
3025 | |
483 | 3026 r->connection->log->action = "sending to client"; |
3027 | |
2971
87ddbe960172
fix ngx_http_send_special() for subrequests handled by perl
Igor Sysoev <igor@sysoev.ru>
parents:
2957
diff
changeset
|
3028 if (rc == 0) { |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
3029 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
479 | 3030 } |
3031 | |
3032 ngx_http_finalize_request(r, rc); | |
3033 } | |
3034 | |
3035 | |
509 | 3036 static ngx_int_t |
3037 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3038 ngx_uint_t offset) | |
577 | 3039 { |
509 | 3040 ngx_table_elt_t **ph; |
577 | 3041 |
509 | 3042 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
3043 | |
3044 if (*ph == NULL) { | |
3045 *ph = h; | |
3046 } | |
3047 | |
3048 return NGX_OK; | |
3049 } | |
3050 | |
3051 | |
3052 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
|
3053 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
|
3054 ngx_uint_t offset) |
5e4d8bd4486c
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Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3055 { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3056 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 |
5e4d8bd4486c
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Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3059 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3060 static ngx_int_t |
3669
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3061 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
|
3062 ngx_uint_t offset) |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3063 { |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3064 #if (NGX_HTTP_CACHE) |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3065 ngx_http_upstream_t *u; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3066 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3067 u = r->upstream; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3068 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3069 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
|
3070 u->cacheable = 0; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3071 } |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3072 #endif |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3073 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3074 return NGX_OK; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3075 } |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3076 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3077 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3078 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
|
3079 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 3080 ngx_table_elt_t *h, ngx_uint_t offset) |
3081 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3082 ngx_array_t *pa; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3083 ngx_table_elt_t **ph; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3084 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3085 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3086 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3087 pa = &u->headers_in.cache_control; |
509 | 3088 |
3089 if (pa->elts == NULL) { | |
3090 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3091 { | |
3092 return NGX_ERROR; | |
3093 } | |
3094 } | |
3095 | |
3096 ph = ngx_array_push(pa); | |
3097 if (ph == NULL) { | |
3098 return NGX_ERROR; | |
3099 } | |
3100 | |
3101 *ph = h; | |
3102 | |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3103 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3104 { |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3105 u_char *p, *last; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3106 ngx_int_t n; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3107 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3108 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
|
3109 return NGX_OK; |
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 |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3112 if (r->cache == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3113 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3114 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3115 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3116 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
|
3117 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3118 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3119 |
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3120 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
|
3121 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
|
3122 |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3123 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
|
3124 || 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
|
3125 || 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
|
3126 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3127 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3128 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3129 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3130 |
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3131 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
|
3132 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3133 if (p == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3134 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3135 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3136 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3137 n = 0; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3138 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3139 for (p += 8; p < last; p++) { |
3198
48bfb7dc981b
test comma separator in "Cache-Control"
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
3140 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
|
3141 break; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3142 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3143 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3144 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
|
3145 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
|
3146 continue; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3147 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3148 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3149 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3150 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3151 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3152 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3153 if (n == 0) { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3154 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3155 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3156 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3157 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3158 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
|
3159 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3160 #endif |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3161 |
509 | 3162 return NGX_OK; |
3163 } | |
3164 | |
3165 | |
3166 static ngx_int_t | |
2666 | 3167 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
3168 ngx_uint_t offset) | |
3169 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3170 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3171 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3172 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3173 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
|
3174 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3175 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3176 { |
2666 | 3177 time_t expires; |
3178 | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3179 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
|
3180 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3181 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3182 |
2666 | 3183 if (r->cache == NULL) { |
3184 return NGX_OK; | |
3185 } | |
3186 | |
3187 if (r->cache->valid_sec != 0) { | |
3188 return NGX_OK; | |
3189 } | |
3190 | |
3191 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
3192 | |
3193 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
|
3194 u->cacheable = 0; |
2666 | 3195 return NGX_OK; |
3196 } | |
3197 | |
3198 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
|
3199 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3200 #endif |
2666 | 3201 |
3202 return NGX_OK; | |
3203 } | |
3204 | |
3205 | |
3206 static ngx_int_t | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3207 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
|
3208 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
|
3209 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3210 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3211 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3212 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3213 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
|
3214 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3215 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3216 { |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3217 u_char *p; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3218 size_t len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3219 ngx_int_t n; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3220 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3221 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
|
3222 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3223 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3224 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3225 if (r->cache == NULL) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3226 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3227 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3228 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3229 len = h->value.len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3230 p = h->value.data; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3231 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3232 if (p[0] != '@') { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3233 n = ngx_atoi(p, len); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3234 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3235 switch (n) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3236 case 0: |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3237 u->cacheable = 0; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3238 case NGX_ERROR: |
2667 | 3239 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3240 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3241 default: |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3242 r->cache->valid_sec = ngx_time() + n; |
2667 | 3243 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3244 } |
2667 | 3245 } |
3246 | |
3247 p++; | |
3248 len--; | |
3249 | |
3250 n = ngx_atoi(p, len); | |
3251 | |
3252 if (n != NGX_ERROR) { | |
3253 r->cache->valid_sec = n; | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3254 } |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3255 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3256 #endif |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3257 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3258 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3259 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3260 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3261 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3262 static ngx_int_t |
527 | 3263 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
3264 ngx_uint_t offset) | |
577 | 3265 { |
527 | 3266 ngx_int_t n; |
3267 | |
3268 r->upstream->headers_in.x_accel_limit_rate = h; | |
3269 | |
3270 n = ngx_atoi(h->value.data, h->value.len); | |
3271 | |
3272 if (n != NGX_ERROR) { | |
3273 r->limit_rate = (size_t) n; | |
3274 } | |
3275 | |
3276 return NGX_OK; | |
3277 } | |
3278 | |
3279 | |
3280 static ngx_int_t | |
649 | 3281 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
3282 ngx_uint_t offset) | |
3283 { | |
3284 u_char c0, c1, c2; | |
3285 | |
3286 if (r->upstream->conf->change_buffering) { | |
3287 | |
3288 if (h->value.len == 2) { | |
3289 c0 = ngx_tolower(h->value.data[0]); | |
3290 c1 = ngx_tolower(h->value.data[1]); | |
3291 | |
3292 if (c0 == 'n' && c1 == 'o') { | |
3293 r->upstream->buffering = 0; | |
3294 } | |
3295 | |
3296 } else if (h->value.len == 3) { | |
3297 c0 = ngx_tolower(h->value.data[0]); | |
3298 c1 = ngx_tolower(h->value.data[1]); | |
3299 c2 = ngx_tolower(h->value.data[2]); | |
3300 | |
3301 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
3302 r->upstream->buffering = 1; | |
3303 } | |
3304 } | |
3305 } | |
3306 | |
3307 return NGX_OK; | |
3308 } | |
3309 | |
3310 | |
3311 static ngx_int_t | |
657 | 3312 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
3313 ngx_uint_t offset) | |
3314 { | |
3315 r->headers_out.override_charset = &h->value; | |
3316 | |
3317 return NGX_OK; | |
3318 } | |
3319 | |
3320 | |
3321 static ngx_int_t | |
509 | 3322 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
3323 ngx_uint_t offset) | |
3324 { | |
573 | 3325 ngx_table_elt_t *ho, **ph; |
509 | 3326 |
3327 ho = ngx_list_push(&r->headers_out.headers); | |
3328 if (ho == NULL) { | |
3329 return NGX_ERROR; | |
3330 } | |
3331 | |
3332 *ho = *h; | |
3333 | |
573 | 3334 if (offset) { |
3335 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
3336 *ph = ho; | |
3337 } | |
3338 | |
509 | 3339 return NGX_OK; |
3340 } | |
3341 | |
3342 | |
3343 static ngx_int_t | |
3344 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
3345 ngx_table_elt_t *h, ngx_uint_t offset) | |
3346 { | |
3347 ngx_array_t *pa; | |
3348 ngx_table_elt_t *ho, **ph; | |
3349 | |
3350 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
3351 | |
3352 if (pa->elts == NULL) { | |
3353 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3354 { | |
3355 return NGX_ERROR; | |
3356 } | |
3357 } | |
3358 | |
3359 ph = ngx_array_push(pa); | |
3360 if (ph == NULL) { | |
3361 return NGX_ERROR; | |
3362 } | |
3363 | |
3364 ho = ngx_list_push(&r->headers_out.headers); | |
3365 if (ho == NULL) { | |
3366 return NGX_ERROR; | |
3367 } | |
3368 | |
3369 *ho = *h; | |
3370 *ph = ho; | |
3371 | |
3372 return NGX_OK; | |
3373 } | |
3374 | |
3375 | |
3376 static ngx_int_t | |
3377 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3378 ngx_uint_t offset) | |
3379 { | |
657 | 3380 u_char *p, *last; |
3381 | |
3382 r->headers_out.content_type_len = h->value.len; | |
509 | 3383 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
|
3384 r->headers_out.content_type_lowcase = NULL; |
509 | 3385 |
657 | 3386 for (p = h->value.data; *p; p++) { |
3387 | |
3388 if (*p != ';') { | |
3389 continue; | |
3390 } | |
3391 | |
3392 last = p; | |
3393 | |
3394 while (*++p == ' ') { /* void */ } | |
3395 | |
1968 | 3396 if (*p == '\0') { |
3397 return NGX_OK; | |
3398 } | |
3399 | |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3400 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
657 | 3401 continue; |
3402 } | |
3403 | |
3404 p += 8; | |
3405 | |
3406 r->headers_out.content_type_len = last - h->value.data; | |
3407 | |
2244 | 3408 if (*p == '"') { |
3409 p++; | |
3410 } | |
3411 | |
3412 last = h->value.data + h->value.len; | |
3413 | |
3414 if (*(last - 1) == '"') { | |
3415 last--; | |
3416 } | |
3417 | |
3418 r->headers_out.charset.len = last - p; | |
657 | 3419 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
|
3420 |
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3421 return NGX_OK; |
657 | 3422 } |
3423 | |
509 | 3424 return NGX_OK; |
3425 } | |
3426 | |
3427 | |
3428 static ngx_int_t | |
3429 ngx_http_upstream_copy_content_length(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3430 ngx_uint_t offset) | |
3431 { | |
3432 ngx_table_elt_t *ho; | |
3433 | |
3434 ho = ngx_list_push(&r->headers_out.headers); | |
3435 if (ho == NULL) { | |
3436 return NGX_ERROR; | |
3437 } | |
3438 | |
3439 *ho = *h; | |
3440 | |
3441 r->headers_out.content_length = ho; | |
3442 r->headers_out.content_length_n = ngx_atoof(h->value.data, h->value.len); | |
3443 | |
3444 return NGX_OK; | |
3445 } | |
3446 | |
3447 | |
3448 static ngx_int_t | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3449 ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, ngx_table_elt_t *h, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3450 ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3451 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3452 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3453 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3454 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3455 if (ho == NULL) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3456 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3457 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3458 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3459 *ho = *h; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3460 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3461 r->headers_out.last_modified = ho; |
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3462 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3463 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3464 |
2952 | 3465 if (r->upstream->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3466 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
|
3467 h->value.len); |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
3468 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3469 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3470 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3471 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3472 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3473 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3474 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
3475 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3476 static ngx_int_t |
509 | 3477 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
3478 ngx_uint_t offset) | |
3479 { | |
3480 ngx_int_t rc; | |
3481 ngx_table_elt_t *ho; | |
3482 | |
3483 ho = ngx_list_push(&r->headers_out.headers); | |
3484 if (ho == NULL) { | |
3485 return NGX_ERROR; | |
3486 } | |
3487 | |
3488 *ho = *h; | |
3489 | |
3490 if (r->upstream->rewrite_redirect) { | |
3491 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
3492 | |
529 | 3493 if (rc == NGX_DECLINED) { |
3494 return NGX_OK; | |
3495 } | |
3496 | |
509 | 3497 if (rc == NGX_OK) { |
3498 r->headers_out.location = ho; | |
3499 | |
3500 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
3501 "rewritten location: \"%V\"", &ho->value); | |
3502 } | |
3503 | |
3504 return rc; | |
3505 } | |
3506 | |
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3507 if (ho->value.data[0] != '/') { |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3508 r->headers_out.location = ho; |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3509 } |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3510 |
509 | 3511 /* |
3512 * we do not set r->headers_out.location here to avoid the handling | |
3513 * the local redirects without a host name by ngx_http_header_filter() | |
3514 */ | |
3515 | |
3516 return NGX_OK; | |
3517 } | |
3518 | |
3519 | |
3520 static ngx_int_t | |
3521 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3522 ngx_uint_t offset) | |
3523 { | |
3524 u_char *p; | |
3525 ngx_int_t rc; | |
3526 ngx_table_elt_t *ho; | |
3527 | |
3528 ho = ngx_list_push(&r->headers_out.headers); | |
3529 if (ho == NULL) { | |
3530 return NGX_ERROR; | |
3531 } | |
3532 | |
3533 *ho = *h; | |
3534 | |
3535 if (r->upstream->rewrite_redirect) { | |
3536 | |
1549 | 3537 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
509 | 3538 |
3539 if (p) { | |
3540 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
3541 | |
3542 } else { | |
3543 return NGX_OK; | |
3544 } | |
3545 | |
529 | 3546 if (rc == NGX_DECLINED) { |
3547 return NGX_OK; | |
3548 } | |
3549 | |
509 | 3550 if (rc == NGX_OK) { |
1654 | 3551 r->headers_out.refresh = ho; |
3552 | |
509 | 3553 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3554 "rewritten refresh: \"%V\"", &ho->value); | |
3555 } | |
3556 | |
3557 return rc; | |
3558 } | |
3559 | |
1654 | 3560 r->headers_out.refresh = ho; |
3561 | |
509 | 3562 return NGX_OK; |
3563 } | |
3564 | |
3565 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
3566 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3567 ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3568 ngx_table_elt_t *h, ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3569 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3570 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3571 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3572 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3573 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3574 if (r->cached) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3575 r->allow_ranges = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3576 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3577 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3578 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3579 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3580 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3581 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3582 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3583 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3584 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3585 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3586 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3587 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3588 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3589 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
|
3590 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3591 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3592 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3593 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3594 |
509 | 3595 #if (NGX_HTTP_GZIP) |
3596 | |
3597 static ngx_int_t | |
3598 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
3599 ngx_table_elt_t *h, ngx_uint_t offset) | |
3600 { | |
3601 ngx_table_elt_t *ho; | |
3602 | |
3603 ho = ngx_list_push(&r->headers_out.headers); | |
3604 if (ho == NULL) { | |
3605 return NGX_ERROR; | |
3606 } | |
3607 | |
3608 *ho = *h; | |
3609 | |
3610 r->headers_out.content_encoding = ho; | |
3611 | |
3612 return NGX_OK; | |
3613 } | |
3614 | |
3615 #endif | |
3616 | |
3617 | |
487 | 3618 static ngx_int_t |
573 | 3619 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
479 | 3620 { |
880 | 3621 ngx_http_variable_t *var, *v; |
479 | 3622 |
573 | 3623 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
3624 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
3625 if (var == NULL) { | |
3626 return NGX_ERROR; | |
3627 } | |
3628 | |
637 | 3629 var->get_handler = v->get_handler; |
573 | 3630 var->data = v->data; |
3631 } | |
3632 | |
479 | 3633 return NGX_OK; |
3634 } | |
509 | 3635 |
3636 | |
573 | 3637 static ngx_int_t |
1181 | 3638 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
3639 ngx_http_variable_value_t *v, uintptr_t data) | |
3640 { | |
3641 u_char *p; | |
3642 size_t len; | |
3643 ngx_uint_t i; | |
3644 ngx_http_upstream_state_t *state; | |
3645 | |
3646 v->valid = 1; | |
1565 | 3647 v->no_cacheable = 0; |
1181 | 3648 v->not_found = 0; |
3649 | |
3650 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3651 v->not_found = 1; | |
3652 return NGX_OK; | |
3653 } | |
3654 | |
3655 len = 0; | |
3656 state = r->upstream_states->elts; | |
3657 | |
3658 for (i = 0; i < r->upstream_states->nelts; i++) { | |
3659 if (state[i].peer) { | |
3660 len += state[i].peer->len + 2; | |
3661 | |
3662 } else { | |
3663 len += 3; | |
3664 } | |
3665 } | |
3666 | |
2049 | 3667 p = ngx_pnalloc(r->pool, len); |
1181 | 3668 if (p == NULL) { |
3669 return NGX_ERROR; | |
3670 } | |
3671 | |
3672 v->data = p; | |
3673 | |
3674 i = 0; | |
3675 | |
3676 for ( ;; ) { | |
3677 if (state[i].peer) { | |
3678 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
3679 } | |
3680 | |
3681 if (++i == r->upstream_states->nelts) { | |
3682 break; | |
3683 } | |
3684 | |
3685 if (state[i].peer) { | |
3686 *p++ = ','; | |
3687 *p++ = ' '; | |
3688 | |
3689 } else { | |
3690 *p++ = ' '; | |
3691 *p++ = ':'; | |
3692 *p++ = ' '; | |
3693 | |
3694 if (++i == r->upstream_states->nelts) { | |
3695 break; | |
3696 } | |
3697 | |
3698 continue; | |
3699 } | |
3700 } | |
3701 | |
3702 v->len = p - v->data; | |
3703 | |
3704 return NGX_OK; | |
3705 } | |
3706 | |
3707 | |
3708 static ngx_int_t | |
573 | 3709 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
3710 ngx_http_variable_value_t *v, uintptr_t data) | |
3711 { | |
3712 u_char *p; | |
3713 size_t len; | |
3714 ngx_uint_t i; | |
3715 ngx_http_upstream_state_t *state; | |
3716 | |
3717 v->valid = 1; | |
1565 | 3718 v->no_cacheable = 0; |
573 | 3719 v->not_found = 0; |
3720 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3721 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3722 v->not_found = 1; |
3723 return NGX_OK; | |
3724 } | |
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 len = r->upstream_states->nelts * (3 + 2); |
573 | 3727 |
2049 | 3728 p = ngx_pnalloc(r->pool, len); |
573 | 3729 if (p == NULL) { |
3730 return NGX_ERROR; | |
3731 } | |
3732 | |
3733 v->data = p; | |
3734 | |
3735 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
|
3736 state = r->upstream_states->elts; |
573 | 3737 |
3738 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3739 if (state[i].status) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3740 p = ngx_sprintf(p, "%ui", state[i].status); |
573 | 3741 |
3742 } else { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3743 *p++ = '-'; |
573 | 3744 } |
3745 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3746 if (++i == r->upstream_states->nelts) { |
573 | 3747 break; |
3748 } | |
3749 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3750 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
|
3751 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3752 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3753 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3754 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3755 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3756 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3757 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3758 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3759 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
|
3760 break; |
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 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3763 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3764 } |
573 | 3765 } |
3766 | |
3767 v->len = p - v->data; | |
3768 | |
3769 return NGX_OK; | |
3770 } | |
3771 | |
3772 | |
3773 static ngx_int_t | |
3774 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
3775 ngx_http_variable_value_t *v, uintptr_t data) | |
3776 { | |
3777 u_char *p; | |
3778 size_t len; | |
3779 ngx_uint_t i; | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3780 ngx_msec_int_t ms; |
573 | 3781 ngx_http_upstream_state_t *state; |
3782 | |
3783 v->valid = 1; | |
1565 | 3784 v->no_cacheable = 0; |
573 | 3785 v->not_found = 0; |
3786 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3787 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3788 v->not_found = 1; |
3789 return NGX_OK; | |
3790 } | |
3791 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3792 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
573 | 3793 |
2049 | 3794 p = ngx_pnalloc(r->pool, len); |
573 | 3795 if (p == NULL) { |
3796 return NGX_ERROR; | |
3797 } | |
3798 | |
3799 v->data = p; | |
3800 | |
3801 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
|
3802 state = r->upstream_states->elts; |
573 | 3803 |
3804 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3805 if (state[i].status) { |
1640 | 3806 ms = (ngx_msec_int_t) |
3807 (state[i].response_sec * 1000 + state[i].response_msec); | |
3515 | 3808 ms = ngx_max(ms, 0); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3809 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
|
3810 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3811 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3812 *p++ = '-'; |
573 | 3813 } |
3814 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3815 if (++i == r->upstream_states->nelts) { |
573 | 3816 break; |
3817 } | |
3818 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3819 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
|
3820 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3821 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3822 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3823 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3824 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3825 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3826 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3827 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3828 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
|
3829 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3830 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3831 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3832 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3833 } |
573 | 3834 } |
3835 | |
3836 v->len = p - v->data; | |
3837 | |
3838 return NGX_OK; | |
3839 } | |
3840 | |
3841 | |
2402 | 3842 static ngx_int_t |
3843 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
3844 ngx_http_variable_value_t *v, uintptr_t data) | |
3845 { | |
3846 u_char *p; | |
3847 size_t len; | |
3848 ngx_uint_t i; | |
3849 ngx_http_upstream_state_t *state; | |
3850 | |
3851 v->valid = 1; | |
3852 v->no_cacheable = 0; | |
3853 v->not_found = 0; | |
3854 | |
3855 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3856 v->not_found = 1; | |
3857 return NGX_OK; | |
3858 } | |
3859 | |
3860 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
3861 | |
3862 p = ngx_pnalloc(r->pool, len); | |
3863 if (p == NULL) { | |
3864 return NGX_ERROR; | |
3865 } | |
3866 | |
3867 v->data = p; | |
3868 | |
3869 i = 0; | |
3870 state = r->upstream_states->elts; | |
3871 | |
3872 for ( ;; ) { | |
3873 p = ngx_sprintf(p, "%O", state[i].response_length); | |
3874 | |
3875 if (++i == r->upstream_states->nelts) { | |
3876 break; | |
3877 } | |
3878 | |
3879 if (state[i].peer) { | |
3880 *p++ = ','; | |
3881 *p++ = ' '; | |
3882 | |
3883 } else { | |
3884 *p++ = ' '; | |
3885 *p++ = ':'; | |
3886 *p++ = ' '; | |
3887 | |
3888 if (++i == r->upstream_states->nelts) { | |
3889 break; | |
3890 } | |
3891 | |
3892 continue; | |
3893 } | |
3894 } | |
3895 | |
3896 v->len = p - v->data; | |
3897 | |
3898 return NGX_OK; | |
3899 } | |
3900 | |
3901 | |
1162 | 3902 ngx_int_t |
3903 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
3904 ngx_http_variable_value_t *v, uintptr_t data) | |
3905 { | |
3906 if (r->upstream == NULL) { | |
3907 v->not_found = 1; | |
3908 return NGX_OK; | |
3909 } | |
3910 | |
3911 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
3912 &r->upstream->headers_in.headers.part, | |
3913 sizeof("upstream_http_") - 1); | |
3914 } | |
3915 | |
3916 | |
2952 | 3917 #if (NGX_HTTP_CACHE) |
3918 | |
3919 ngx_int_t | |
3920 ngx_http_upstream_cache_status(ngx_http_request_t *r, | |
3921 ngx_http_variable_value_t *v, uintptr_t data) | |
3922 { | |
3923 ngx_uint_t n; | |
3924 | |
3925 if (r->upstream == NULL || r->upstream->cache_status == 0) { | |
3926 v->not_found = 1; | |
3927 return NGX_OK; | |
3928 } | |
3929 | |
3930 n = r->upstream->cache_status - 1; | |
3931 | |
3932 v->valid = 1; | |
3933 v->no_cacheable = 0; | |
3934 v->not_found = 0; | |
3935 v->len = ngx_http_cache_status[n].len; | |
3936 v->data = ngx_http_cache_status[n].data; | |
3937 | |
3938 return NGX_OK; | |
3939 } | |
3940 | |
3941 #endif | |
3942 | |
3943 | |
651 | 3944 static char * |
3945 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
3946 { | |
884 | 3947 char *rv; |
3948 void *mconf; | |
3949 ngx_str_t *value; | |
3950 ngx_url_t u; | |
3951 ngx_uint_t m; | |
3952 ngx_conf_t pcf; | |
3953 ngx_http_module_t *module; | |
3954 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
3955 ngx_http_upstream_srv_conf_t *uscf; | |
3956 | |
3957 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3958 | |
3959 value = cf->args->elts; | |
3960 u.host = value[1]; | |
3961 u.no_resolve = 1; | |
3962 | |
3963 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
3964 |NGX_HTTP_UPSTREAM_WEIGHT | |
3965 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
3966 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
3967 |NGX_HTTP_UPSTREAM_DOWN | |
3968 |NGX_HTTP_UPSTREAM_BACKUP); | |
3969 if (uscf == NULL) { | |
3970 return NGX_CONF_ERROR; | |
3971 } | |
3972 | |
651 | 3973 |
3974 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
3975 if (ctx == NULL) { | |
3976 return NGX_CONF_ERROR; | |
3977 } | |
3978 | |
884 | 3979 http_ctx = cf->ctx; |
3980 ctx->main_conf = http_ctx->main_conf; | |
651 | 3981 |
3982 /* the upstream{}'s srv_conf */ | |
3983 | |
3984 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3985 if (ctx->srv_conf == NULL) { | |
3986 return NGX_CONF_ERROR; | |
3987 } | |
3988 | |
3989 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
3990 | |
884 | 3991 uscf->srv_conf = ctx->srv_conf; |
3992 | |
651 | 3993 |
3994 /* the upstream{}'s loc_conf */ | |
3995 | |
3996 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3997 if (ctx->loc_conf == NULL) { | |
3998 return NGX_CONF_ERROR; | |
3999 } | |
4000 | |
4001 for (m = 0; ngx_modules[m]; m++) { | |
4002 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
4003 continue; | |
4004 } | |
4005 | |
4006 module = ngx_modules[m]->ctx; | |
4007 | |
884 | 4008 if (module->create_srv_conf) { |
4009 mconf = module->create_srv_conf(cf); | |
4010 if (mconf == NULL) { | |
4011 return NGX_CONF_ERROR; | |
4012 } | |
4013 | |
4014 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
4015 } | |
4016 | |
651 | 4017 if (module->create_loc_conf) { |
4018 mconf = module->create_loc_conf(cf); | |
4019 if (mconf == NULL) { | |
4020 return NGX_CONF_ERROR; | |
4021 } | |
4022 | |
4023 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
4024 } | |
4025 } | |
4026 | |
4027 | |
4028 /* parse inside upstream{} */ | |
4029 | |
4030 pcf = *cf; | |
4031 cf->ctx = ctx; | |
4032 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
4033 | |
4034 rv = ngx_conf_parse(cf, NULL); | |
4035 | |
4036 *cf = pcf; | |
4037 | |
4038 if (rv != NGX_CONF_OK) { | |
4039 return rv; | |
4040 } | |
4041 | |
4042 if (uscf->servers == NULL) { | |
4043 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4044 "no servers are inside upstream"); | |
4045 return NGX_CONF_ERROR; | |
4046 } | |
4047 | |
4048 return rv; | |
4049 } | |
4050 | |
4051 | |
4052 static char * | |
4053 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
4054 { | |
4055 ngx_http_upstream_srv_conf_t *uscf = conf; | |
4056 | |
884 | 4057 time_t fail_timeout; |
4058 ngx_str_t *value, s; | |
4059 ngx_url_t u; | |
4060 ngx_int_t weight, max_fails; | |
4061 ngx_uint_t i; | |
4062 ngx_http_upstream_server_t *us; | |
651 | 4063 |
4064 if (uscf->servers == NULL) { | |
884 | 4065 uscf->servers = ngx_array_create(cf->pool, 4, |
4066 sizeof(ngx_http_upstream_server_t)); | |
651 | 4067 if (uscf->servers == NULL) { |
4068 return NGX_CONF_ERROR; | |
4069 } | |
4070 } | |
4071 | |
884 | 4072 us = ngx_array_push(uscf->servers); |
4073 if (us == NULL) { | |
651 | 4074 return NGX_CONF_ERROR; |
4075 } | |
4076 | |
884 | 4077 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
4078 | |
651 | 4079 value = cf->args->elts; |
4080 | |
4081 ngx_memzero(&u, sizeof(ngx_url_t)); | |
4082 | |
4083 u.url = value[1]; | |
906 | 4084 u.default_port = 80; |
651 | 4085 |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4086 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
651 | 4087 if (u.err) { |
4088 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4089 "%s in upstream \"%V\"", u.err, &u.url); | |
4090 } | |
4091 | |
4092 return NGX_CONF_ERROR; | |
4093 } | |
4094 | |
663 | 4095 weight = 1; |
884 | 4096 max_fails = 1; |
4097 fail_timeout = 10; | |
4098 | |
4099 for (i = 2; i < cf->args->nelts; i++) { | |
4100 | |
4101 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
4102 | |
4103 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
4104 goto invalid; | |
4105 } | |
4106 | |
4107 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
663 | 4108 |
4109 if (weight == NGX_ERROR || weight == 0) { | |
4110 goto invalid; | |
4111 } | |
4112 | |
884 | 4113 continue; |
4114 } | |
4115 | |
4116 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
4117 | |
4118 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
4119 goto invalid; | |
4120 } | |
4121 | |
4122 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
4123 | |
4124 if (max_fails == NGX_ERROR) { | |
4125 goto invalid; | |
4126 } | |
4127 | |
4128 continue; | |
663 | 4129 } |
884 | 4130 |
4131 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
4132 | |
4133 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
4134 goto invalid; | |
4135 } | |
4136 | |
4137 s.len = value[i].len - 13; | |
4138 s.data = &value[i].data[13]; | |
4139 | |
4140 fail_timeout = ngx_parse_time(&s, 1); | |
4141 | |
1973 | 4142 if (fail_timeout == NGX_ERROR) { |
884 | 4143 goto invalid; |
4144 } | |
4145 | |
4146 continue; | |
4147 } | |
4148 | |
1378 | 4149 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
4150 | |
4151 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
4152 goto invalid; | |
4153 } | |
4154 | |
4155 us->backup = 1; | |
4156 | |
4157 continue; | |
4158 } | |
4159 | |
884 | 4160 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
4161 | |
4162 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
4163 goto invalid; | |
4164 } | |
4165 | |
4166 us->down = 1; | |
4167 | |
4168 continue; | |
4169 } | |
4170 | |
4171 goto invalid; | |
663 | 4172 } |
4173 | |
884 | 4174 us->addrs = u.addrs; |
4175 us->naddrs = u.naddrs; | |
4176 us->weight = weight; | |
4177 us->max_fails = max_fails; | |
4178 us->fail_timeout = fail_timeout; | |
651 | 4179 |
4180 return NGX_CONF_OK; | |
663 | 4181 |
4182 invalid: | |
4183 | |
884 | 4184 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4185 "invalid parameter \"%V\"", &value[i]); | |
663 | 4186 |
4187 return NGX_CONF_ERROR; | |
651 | 4188 } |
4189 | |
4190 | |
4191 ngx_http_upstream_srv_conf_t * | |
884 | 4192 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
651 | 4193 { |
4194 ngx_uint_t i; | |
884 | 4195 ngx_http_upstream_server_t *us; |
651 | 4196 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
4197 ngx_http_upstream_main_conf_t *umcf; | |
4198 | |
884 | 4199 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
4200 | |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4201 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
651 | 4202 if (u->err) { |
4203 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4204 "%s in upstream \"%V\"", u->err, &u->url); | |
4205 } | |
4206 | |
4207 return NULL; | |
4208 } | |
4209 } | |
4210 | |
4211 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
4212 | |
4213 uscfp = umcf->upstreams.elts; | |
4214 | |
4215 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
906 | 4216 |
4217 if (uscfp[i]->host.len != u->host.len | |
884 | 4218 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
4219 != 0) | |
4220 { | |
651 | 4221 continue; |
4222 } | |
4223 | |
884 | 4224 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
4225 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
651 | 4226 { |
884 | 4227 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4228 "duplicate upstream \"%V\"", &u->host); | |
4229 return NULL; | |
651 | 4230 } |
884 | 4231 |
906 | 4232 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
884 | 4233 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
906 | 4234 "upstream \"%V\" may not have port %d", |
4235 &u->host, u->port); | |
4236 return NULL; | |
4237 } | |
4238 | |
4239 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
4240 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
4241 "upstream \"%V\" may not have port %d in %s:%ui", | |
4242 &u->host, uscfp[i]->port, | |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4243 uscfp[i]->file_name, uscfp[i]->line); |
906 | 4244 return NULL; |
4245 } | |
4246 | |
4247 if (uscfp[i]->port != u->port) { | |
4248 continue; | |
884 | 4249 } |
4250 | |
1340 | 4251 if (uscfp[i]->default_port && u->default_port |
4252 && uscfp[i]->default_port != u->default_port) | |
4253 { | |
4254 continue; | |
4255 } | |
4256 | |
884 | 4257 return uscfp[i]; |
651 | 4258 } |
4259 | |
4260 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
4261 if (uscf == NULL) { | |
4262 return NULL; | |
4263 } | |
4264 | |
884 | 4265 uscf->flags = flags; |
651 | 4266 uscf->host = u->host; |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4267 uscf->file_name = cf->conf_file->file.name.data; |
651 | 4268 uscf->line = cf->conf_file->line; |
906 | 4269 uscf->port = u->port; |
4270 uscf->default_port = u->default_port; | |
884 | 4271 |
4272 if (u->naddrs == 1) { | |
4273 uscf->servers = ngx_array_create(cf->pool, 1, | |
4274 sizeof(ngx_http_upstream_server_t)); | |
4275 if (uscf->servers == NULL) { | |
4276 return NGX_CONF_ERROR; | |
4277 } | |
4278 | |
4279 us = ngx_array_push(uscf->servers); | |
4280 if (us == NULL) { | |
4281 return NGX_CONF_ERROR; | |
4282 } | |
4283 | |
4284 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
4285 | |
4286 us->addrs = u->addrs; | |
4287 us->naddrs = u->naddrs; | |
4288 } | |
651 | 4289 |
4290 uscfp = ngx_array_push(&umcf->upstreams); | |
4291 if (uscfp == NULL) { | |
4292 return NULL; | |
4293 } | |
4294 | |
4295 *uscfp = uscf; | |
4296 | |
4297 return uscf; | |
4298 } | |
4299 | |
4300 | |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4301 char * |
3399 | 4302 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
|
4303 void *conf) |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4304 { |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4305 char *p = conf; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4306 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4307 ngx_int_t rc; |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4308 ngx_str_t *value; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4309 ngx_addr_t **paddr; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4310 |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4311 paddr = (ngx_addr_t **) (p + cmd->offset); |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4312 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4313 *paddr = ngx_palloc(cf->pool, sizeof(ngx_addr_t)); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4314 if (*paddr == NULL) { |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4315 return NGX_CONF_ERROR; |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4316 } |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4317 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4318 value = cf->args->elts; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4319 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4320 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
|
4321 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4322 switch (rc) { |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4323 case NGX_OK: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4324 (*paddr)->name = value[1]; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4325 return NGX_CONF_OK; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4326 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4327 case NGX_DECLINED: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4328 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4329 "invalid address \"%V\"", &value[1]); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4330 default: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4331 return NGX_CONF_ERROR; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4332 } |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4333 } |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4334 |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4335 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4336 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
|
4337 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
|
4338 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
|
4339 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
|
4340 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4341 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
|
4342 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
|
4343 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
|
4344 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
|
4345 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4346 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
|
4347 && 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
|
4348 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4349 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
|
4350 |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4351 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
|
4352 #if (NGX_HTTP_CACHE) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4353 && ((conf->cache == NULL) == (prev->cache == NULL)) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4354 #endif |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4355 ) |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4356 { |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4357 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
|
4358 } |
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 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
|
4361 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
|
4362 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4363 } else { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4364 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
|
4365 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
|
4366 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4367 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4368 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
|
4369 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
|
4370 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4371 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4372 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4373 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
|
4374 != NGX_OK) |
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 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
|
4377 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4378 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4379 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
|
4380 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
|
4381 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
|
4382 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
|
4383 } |
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 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
|
4386 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
|
4387 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
|
4388 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4389 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4390 if (conf->hide_headers != NGX_CONF_UNSET_PTR) { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4391 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4392 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
|
4393 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4394 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
|
4395 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4396 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
|
4397 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4398 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
|
4399 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
|
4400 goto exist; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4401 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4402 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4403 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4404 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
|
4405 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
|
4406 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
|
4407 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4408 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4409 hk->key = h[i]; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4410 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
|
4411 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
|
4412 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4413 exist: |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4414 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4415 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4416 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4417 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4418 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4419 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
|
4420 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4421 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
|
4422 hk = hide_headers.elts; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4423 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4424 for (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
|
4425 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
|
4426 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4427 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
|
4428 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4429 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4430 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4431 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
|
4432 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
|
4433 break; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4434 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4435 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4436 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4437 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4438 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4439 hash->hash = &conf->hide_headers_hash; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4440 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
|
4441 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
|
4442 hash->temp_pool = NULL; |
1706
9242e21d2f8d
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Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4443 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4444 return ngx_hash_init(hash, hide_headers.elts, hide_headers.nelts); |
40d004d95d88
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Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4445 } |
40d004d95d88
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Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4446 |
40d004d95d88
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parents:
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diff
changeset
|
4447 |
509 | 4448 static void * |
4449 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
4450 { | |
4451 ngx_http_upstream_main_conf_t *umcf; | |
4452 | |
4453 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
4454 if (umcf == NULL) { | |
4455 return NULL; | |
4456 } | |
4457 | |
651 | 4458 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
4459 sizeof(ngx_http_upstream_srv_conf_t *)) | |
4460 != NGX_OK) | |
4461 { | |
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4462 return NULL; |
651 | 4463 } |
4464 | |
509 | 4465 return umcf; |
4466 } | |
4467 | |
4468 | |
4469 static char * | |
651 | 4470 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
509 | 4471 { |
4472 ngx_http_upstream_main_conf_t *umcf = conf; | |
4473 | |
651 | 4474 ngx_uint_t i; |
4475 ngx_array_t headers_in; | |
4476 ngx_hash_key_t *hk; | |
4477 ngx_hash_init_t hash; | |
884 | 4478 ngx_http_upstream_init_pt init; |
651 | 4479 ngx_http_upstream_header_t *header; |
4480 ngx_http_upstream_srv_conf_t **uscfp; | |
4481 | |
4482 uscfp = umcf->upstreams.elts; | |
4483 | |
4484 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
884 | 4485 |
4486 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
4487 ngx_http_upstream_init_round_robin; | |
4488 | |
4489 if (init(cf, uscfp[i]) != NGX_OK) { | |
651 | 4490 return NGX_CONF_ERROR; |
4491 } | |
4492 } | |
649 | 4493 |
663 | 4494 |
884 | 4495 /* upstream_headers_in_hash */ |
4496 | |
649 | 4497 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
4498 != NGX_OK) | |
509 | 4499 { |
4500 return NGX_CONF_ERROR; | |
4501 } | |
4502 | |
649 | 4503 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
4504 hk = ngx_array_push(&headers_in); | |
4505 if (hk == NULL) { | |
4506 return NGX_CONF_ERROR; | |
4507 } | |
4508 | |
4509 hk->key = header->name; | |
4510 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
4511 hk->value = header; | |
4512 } | |
4513 | |
4514 hash.hash = &umcf->headers_in_hash; | |
4515 hash.key = ngx_hash_key_lc; | |
4516 hash.max_size = 512; | |
751
bae59a740c40
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Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4517 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
649 | 4518 hash.name = "upstream_headers_in_hash"; |
4519 hash.pool = cf->pool; | |
4520 hash.temp_pool = NULL; | |
4521 | |
4522 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
4523 return NGX_CONF_ERROR; | |
4524 } | |
509 | 4525 |
4526 return NGX_CONF_OK; | |
4527 } |