Mercurial > hg > nginx-quic
annotate src/http/ngx_http_upstream.c @ 4434:80df7b82d3c9 stable-1.0
Merge r4336:
Microoptimization of sendfile(2) usage under FreeBSD.
FreeBSD kernel checks headers/trailers pointer against NULL, not
corresponding count. Passing NULL if there are no headers/trailers
helps to avoid unneeded work in kernel, as well as unexpected 0 bytes
GIO in traces.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Sun, 05 Feb 2012 12:42:36 +0000 |
parents | e04fdb54dd71 |
children | 4919fb357a5d |
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_NOCACHEABLE, 0 }, |
1181 | 317 |
637 | 318 { ngx_string("upstream_status"), NULL, |
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319 ngx_http_upstream_status_variable, 0, |
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320 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 321 |
637 | 322 { ngx_string("upstream_response_time"), NULL, |
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323 ngx_http_upstream_response_time_variable, 0, |
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324 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 325 |
2402 | 326 { ngx_string("upstream_response_length"), NULL, |
327 ngx_http_upstream_response_length_variable, 0, | |
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328 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
2402 | 329 |
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330 #if (NGX_HTTP_CACHE) |
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331 |
2952 | 332 { ngx_string("upstream_cache_status"), NULL, |
333 ngx_http_upstream_cache_status, 0, | |
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334 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
2952 | 335 |
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336 #endif |
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337 |
637 | 338 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
573 | 339 }; |
340 | |
341 | |
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342 static ngx_http_upstream_next_t ngx_http_upstream_next_errors[] = { |
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343 { 500, NGX_HTTP_UPSTREAM_FT_HTTP_500 }, |
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344 { 502, NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
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345 { 503, NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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346 { 504, NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
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347 { 404, NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
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348 { 0, 0 } |
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349 }; |
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350 |
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351 |
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352 ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[] = { |
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353 { ngx_string("GET"), NGX_HTTP_GET}, |
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354 { ngx_string("HEAD"), NGX_HTTP_HEAD }, |
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355 { ngx_string("POST"), NGX_HTTP_POST }, |
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356 { ngx_null_string, 0 } |
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357 }; |
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358 |
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359 |
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360 ngx_conf_bitmask_t ngx_http_upstream_ignore_headers_masks[] = { |
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361 { ngx_string("X-Accel-Redirect"), NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT }, |
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362 { ngx_string("X-Accel-Expires"), NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES }, |
4256 | 363 { ngx_string("X-Accel-Limit-Rate"), NGX_HTTP_UPSTREAM_IGN_XA_LIMIT_RATE }, |
364 { ngx_string("X-Accel-Buffering"), NGX_HTTP_UPSTREAM_IGN_XA_BUFFERING }, | |
365 { ngx_string("X-Accel-Charset"), NGX_HTTP_UPSTREAM_IGN_XA_CHARSET }, | |
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366 { ngx_string("Expires"), NGX_HTTP_UPSTREAM_IGN_EXPIRES }, |
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367 { ngx_string("Cache-Control"), NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL }, |
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368 { ngx_string("Set-Cookie"), NGX_HTTP_UPSTREAM_IGN_SET_COOKIE }, |
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369 { ngx_null_string, 0 } |
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370 }; |
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371 |
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372 |
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373 ngx_int_t |
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374 ngx_http_upstream_create(ngx_http_request_t *r) |
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375 { |
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376 ngx_http_upstream_t *u; |
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377 |
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378 u = r->upstream; |
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379 |
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380 if (u && u->cleanup) { |
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381 r->main->count++; |
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382 ngx_http_upstream_cleanup(r); |
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383 } |
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384 |
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385 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
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386 if (u == NULL) { |
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387 return NGX_ERROR; |
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388 } |
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389 |
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390 r->upstream = u; |
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391 |
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392 u->peer.log = r->connection->log; |
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393 u->peer.log_error = NGX_ERROR_ERR; |
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394 #if (NGX_THREADS) |
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395 u->peer.lock = &r->connection->lock; |
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396 #endif |
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397 |
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398 #if (NGX_HTTP_CACHE) |
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399 r->cache = NULL; |
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400 #endif |
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401 |
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402 return NGX_OK; |
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403 } |
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404 |
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405 |
487 | 406 void |
407 ngx_http_upstream_init(ngx_http_request_t *r) | |
479 | 408 { |
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409 ngx_connection_t *c; |
479 | 410 |
411 c = r->connection; | |
412 | |
413 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
414 "http init upstream, client timer: %d", c->read->timer_set); | |
415 | |
416 if (c->read->timer_set) { | |
417 ngx_del_timer(c->read); | |
418 } | |
419 | |
420 if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { | |
421 | |
422 if (!c->write->active) { | |
531 | 423 if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) |
424 == NGX_ERROR) | |
479 | 425 { |
426 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
427 return; | |
428 } | |
429 } | |
430 } | |
431 | |
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432 ngx_http_upstream_init_request(r); |
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433 } |
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434 |
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435 |
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436 static void |
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437 ngx_http_upstream_init_request(ngx_http_request_t *r) |
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438 { |
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439 ngx_str_t *host; |
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parents:
3050
diff
changeset
|
440 ngx_uint_t i; |
6060225e9261
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parents:
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diff
changeset
|
441 ngx_resolver_ctx_t *ctx, temp; |
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diff
changeset
|
442 ngx_http_cleanup_t *cln; |
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parents:
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diff
changeset
|
443 ngx_http_upstream_t *u; |
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parents:
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diff
changeset
|
444 ngx_http_core_loc_conf_t *clcf; |
6060225e9261
FreeBSD and Linux AIO support
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diff
changeset
|
445 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
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parents:
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diff
changeset
|
446 ngx_http_upstream_main_conf_t *umcf; |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
447 |
6060225e9261
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diff
changeset
|
448 if (r->aio) { |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
449 return; |
537 | 450 } |
509 | 451 |
3052
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changeset
|
452 u = r->upstream; |
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parents:
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diff
changeset
|
453 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
454 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
455 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
456 if (u->conf->cache) { |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
457 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
458 |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
459 rc = ngx_http_upstream_cache(r, u); |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
460 |
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
461 if (rc == NGX_BUSY) { |
3052
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diff
changeset
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462 r->write_event_handler = ngx_http_upstream_init_request; |
6060225e9261
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diff
changeset
|
463 return; |
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diff
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|
464 } |
6060225e9261
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diff
changeset
|
465 |
3055
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fix sending a cached file using AIO
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|
466 r->write_event_handler = ngx_http_request_empty_handler; |
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fix sending a cached file using AIO
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changeset
|
467 |
2592
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a prelimiary proxy cache support
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parents:
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diff
changeset
|
468 if (rc == NGX_DONE) { |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
469 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
470 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
471 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
472 if (rc != NGX_DECLINED) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
473 ngx_http_finalize_request(r, rc); |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
474 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
475 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
476 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
477 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
478 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
479 |
3052
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FreeBSD and Linux AIO support
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3050
diff
changeset
|
480 u->store = (u->conf->store || u->conf->store_lengths); |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
481 |
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diff
changeset
|
482 if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
483 r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
484 r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
485 } |
6060225e9261
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parents:
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diff
changeset
|
486 |
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diff
changeset
|
487 if (r->request_body) { |
6060225e9261
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Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
488 u->request_bufs = r->request_body->bufs; |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
489 } |
6060225e9261
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diff
changeset
|
490 |
537 | 491 if (u->create_request(r) != NGX_OK) { |
479 | 492 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
493 return; | |
494 } | |
495 | |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
496 u->peer.local = u->conf->local; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
497 |
509 | 498 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
479 | 499 |
3053 | 500 u->output.alignment = clcf->directio_alignment; |
479 | 501 u->output.pool = r->pool; |
502 u->output.bufs.num = 1; | |
509 | 503 u->output.bufs.size = clcf->client_body_buffer_size; |
479 | 504 u->output.output_filter = ngx_chain_writer; |
505 u->output.filter_ctx = &u->writer; | |
506 | |
507 u->writer.pool = r->pool; | |
508 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
509 if (r->upstream_states == NULL) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
510 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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parents:
1166
diff
changeset
|
511 r->upstream_states = ngx_array_create(r->pool, 1, |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
512 sizeof(ngx_http_upstream_state_t)); |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
513 if (r->upstream_states == NULL) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
514 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
515 return; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
516 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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parents:
1166
diff
changeset
|
517 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
518 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
519 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
520 u->state = ngx_array_push(r->upstream_states); |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
521 if (u->state == NULL) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
522 ngx_http_upstream_finalize_request(r, u, |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
523 NGX_HTTP_INTERNAL_SERVER_ERROR); |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
524 return; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
525 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
526 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
527 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); |
479 | 528 } |
529 | |
593 | 530 cln = ngx_http_cleanup_add(r, 0); |
569 | 531 if (cln == NULL) { |
532 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
533 return; | |
534 } | |
535 | |
536 cln->handler = ngx_http_upstream_cleanup; | |
537 cln->data = r; | |
538 u->cleanup = &cln->handler; | |
539 | |
1658 | 540 if (u->resolved == NULL) { |
541 | |
542 uscf = u->conf->upstream; | |
543 | |
544 } else { | |
545 | |
2422
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
546 if (u->resolved->sockaddr) { |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
547 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
548 if (ngx_http_upstream_create_round_robin_peer(r, u->resolved) |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
549 != NGX_OK) |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
550 { |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
551 ngx_http_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
|
552 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
|
553 return; |
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 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
556 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
|
557 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
558 return; |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
559 } |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
560 |
1705 | 561 host = &u->resolved->host; |
1658 | 562 |
563 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
564 | |
565 uscfp = umcf->upstreams.elts; | |
566 | |
567 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
568 | |
569 uscf = uscfp[i]; | |
570 | |
571 if (uscf->host.len == host->len | |
2285 | 572 && ((uscf->port == 0 && u->resolved->no_port) |
1912 | 573 || uscf->port == u->resolved->port) |
1658 | 574 && ngx_memcmp(uscf->host.data, host->data, host->len) == 0) |
575 { | |
576 goto found; | |
577 } | |
578 } | |
579 | |
3879
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
580 if (u->resolved->port == 0) { |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
581 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
582 "no port in upstream \"%V\"", host); |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
583 ngx_http_upstream_finalize_request(r, u, |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
584 NGX_HTTP_INTERNAL_SERVER_ERROR); |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
585 return; |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
586 } |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
587 |
1658 | 588 temp.name = *host; |
589 | |
590 ctx = ngx_resolve_start(clcf->resolver, &temp); | |
591 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
|
592 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
|
593 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 594 return; |
595 } | |
596 | |
1683
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
597 if (ctx == NGX_NO_RESOLVER) { |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
598 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
|
599 "no resolver defined to resolve %V", host); |
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
600 |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
601 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
|
602 return; |
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
603 } |
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
604 |
1658 | 605 ctx->name = *host; |
606 ctx->type = NGX_RESOLVE_A; | |
607 ctx->handler = ngx_http_upstream_resolve_handler; | |
608 ctx->data = r; | |
609 ctx->timeout = clcf->resolver_timeout; | |
610 | |
1959
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|
611 u->resolved->ctx = ctx; |
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|
612 |
1658 | 613 if (ngx_resolve_name(ctx) != NGX_OK) { |
1959
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diff
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|
614 u->resolved->ctx = NULL; |
3169
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fix request counter in resolver handling, the bug was introduced in r3050
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|
615 ngx_http_upstream_finalize_request(r, u, |
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|
616 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 617 return; |
618 } | |
619 | |
620 return; | |
621 } | |
622 | |
623 found: | |
624 | |
625 if (uscf->peer.init(r, uscf) != NGX_OK) { | |
3169
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|
626 ngx_http_upstream_finalize_request(r, u, |
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diff
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|
627 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 628 return; |
629 } | |
630 | |
479 | 631 ngx_http_upstream_connect(r, u); |
632 } | |
633 | |
634 | |
2592
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|
635 #if (NGX_HTTP_CACHE) |
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|
636 |
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|
637 static ngx_int_t |
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|
638 ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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|
639 { |
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|
640 ngx_int_t rc; |
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641 ngx_http_cache_t *c; |
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642 |
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|
643 c = r->cache; |
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|
644 |
2592
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645 if (c == NULL) { |
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|
646 |
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|
647 if (!(r->method & u->conf->cache_methods)) { |
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|
648 return NGX_DECLINED; |
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diff
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|
649 } |
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650 |
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|
651 if (r->method & NGX_HTTP_HEAD) { |
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|
652 u->method = ngx_http_core_get_method; |
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|
653 } |
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|
654 |
3698
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rename ngx_http_file_cache_create() to ngx_http_file_cache_new()
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diff
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|
655 if (ngx_http_file_cache_new(r) != NGX_OK) { |
3056
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|
656 return NGX_ERROR; |
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|
657 } |
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|
658 |
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|
659 if (u->create_key(r) != NGX_OK) { |
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|
660 return NGX_ERROR; |
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|
661 } |
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|
662 |
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|
663 /* TODO: add keys */ |
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|
664 |
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|
665 ngx_http_file_cache_create_key(r); |
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|
666 |
4045
2d062c031fff
Merge of r3964, r3977, r3978:
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diff
changeset
|
667 if (r->cache->header_start + 256 >= u->conf->buffer_size) { |
3944
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fix segfault if cache key is larger than upstream buffer size
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changeset
|
668 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
4045
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Merge of r3964, r3977, r3978:
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diff
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|
669 "%V_buffer_size %uz is not enough for cache key, " |
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Merge of r3964, r3977, r3978:
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diff
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|
670 "it should increased at least to %uz", |
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Merge of r3964, r3977, r3978:
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|
671 &u->conf->module, u->conf->buffer_size, |
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Merge of r3964, r3977, r3978:
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|
672 ngx_align(r->cache->header_start + 256, 1024)); |
3944
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fix segfault if cache key is larger than upstream buffer size
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diff
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|
673 |
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|
674 r->cache = NULL; |
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fix segfault if cache key is larger than upstream buffer size
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|
675 return NGX_DECLINED; |
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fix segfault if cache key is larger than upstream buffer size
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|
676 } |
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fix segfault if cache key is larger than upstream buffer size
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|
677 |
4248 | 678 u->cacheable = 1; |
679 | |
3917
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fix a broken cached response if bypass/no_cache directive values are different,
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|
680 switch (ngx_http_test_predicates(r, u->conf->cache_bypass)) { |
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fix a broken cached response if bypass/no_cache directive values are different,
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|
681 |
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|
682 case NGX_ERROR: |
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|
683 return NGX_ERROR; |
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diff
changeset
|
684 |
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fix a broken cached response if bypass/no_cache directive values are different,
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changeset
|
685 case NGX_DECLINED: |
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|
686 u->cache_status = NGX_HTTP_CACHE_BYPASS; |
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|
687 return NGX_DECLINED; |
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fix a broken cached response if bypass/no_cache directive values are different,
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diff
changeset
|
688 |
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fix a broken cached response if bypass/no_cache directive values are different,
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changeset
|
689 default: /* NGX_OK */ |
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fix a broken cached response if bypass/no_cache directive values are different,
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diff
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|
690 break; |
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fix a broken cached response if bypass/no_cache directive values are different,
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diff
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|
691 } |
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fix a broken cached response if bypass/no_cache directive values are different,
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parents:
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diff
changeset
|
692 |
3697 | 693 c = r->cache; |
694 | |
3056
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|
695 c->min_uses = u->conf->cache_min_uses; |
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diff
changeset
|
696 c->body_start = u->conf->buffer_size; |
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do not create cache key in AIO invocation
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diff
changeset
|
697 c->file_cache = u->conf->cache->data; |
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diff
changeset
|
698 |
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diff
changeset
|
699 u->cache_status = NGX_HTTP_CACHE_MISS; |
2592
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|
700 } |
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diff
changeset
|
701 |
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changeset
|
702 rc = ngx_http_file_cache_open(r); |
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diff
changeset
|
703 |
2926
80a314b63c56
delete useless r->cache->uses
Igor Sysoev <igor@sysoev.ru>
parents:
2912
diff
changeset
|
704 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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delete useless r->cache->uses
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diff
changeset
|
705 "http upstream cache: %i", rc); |
2592
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diff
changeset
|
706 |
2952 | 707 switch (rc) { |
708 | |
709 case NGX_HTTP_CACHE_UPDATING: | |
710 | |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
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parents:
2926
diff
changeset
|
711 if (u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) { |
2952 | 712 u->cache_status = rc; |
2927
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diff
changeset
|
713 rc = NGX_OK; |
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proxy_cache_use_stale/fastcgi_cache_use_stale updating
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diff
changeset
|
714 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
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diff
changeset
|
715 } else { |
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parents:
2926
diff
changeset
|
716 rc = NGX_HTTP_CACHE_STALE; |
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diff
changeset
|
717 } |
2952 | 718 |
719 break; | |
720 | |
721 case NGX_OK: | |
722 u->cache_status = NGX_HTTP_CACHE_HIT; | |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
723 } |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
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parents:
2926
diff
changeset
|
724 |
2952 | 725 switch (rc) { |
726 | |
727 case NGX_OK: | |
2592
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diff
changeset
|
728 |
3a8a53c0c42f
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diff
changeset
|
729 rc = ngx_http_upstream_cache_send(r, u); |
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diff
changeset
|
730 |
3a8a53c0c42f
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2536
diff
changeset
|
731 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
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diff
changeset
|
732 return rc; |
3a8a53c0c42f
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diff
changeset
|
733 } |
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diff
changeset
|
734 |
2952 | 735 break; |
736 | |
737 case NGX_HTTP_CACHE_STALE: | |
2592
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diff
changeset
|
738 |
2665
4d627567c324
fix r2664: ..._cache_valid did not work for stale responses
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parents:
2664
diff
changeset
|
739 c->valid_sec = 0; |
2592
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diff
changeset
|
740 u->buffer.start = NULL; |
2952 | 741 u->cache_status = NGX_HTTP_CACHE_EXPIRED; |
742 | |
743 break; | |
744 | |
745 case NGX_DECLINED: | |
2592
3a8a53c0c42f
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diff
changeset
|
746 |
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diff
changeset
|
747 if ((size_t) (u->buffer.end - u->buffer.start) < u->conf->buffer_size) { |
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diff
changeset
|
748 u->buffer.start = NULL; |
3a8a53c0c42f
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diff
changeset
|
749 |
3a8a53c0c42f
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2536
diff
changeset
|
750 } else { |
3a8a53c0c42f
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parents:
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diff
changeset
|
751 u->buffer.pos = u->buffer.start + c->header_start; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
752 u->buffer.last = u->buffer.pos; |
3a8a53c0c42f
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diff
changeset
|
753 } |
3a8a53c0c42f
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2536
diff
changeset
|
754 |
2952 | 755 break; |
756 | |
3052
6060225e9261
FreeBSD and Linux AIO support
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parents:
3050
diff
changeset
|
757 case NGX_HTTP_CACHE_SCARCE: |
2592
3a8a53c0c42f
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diff
changeset
|
758 |
3a8a53c0c42f
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2536
diff
changeset
|
759 u->cacheable = 0; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
760 |
2952 | 761 break; |
762 | |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
763 case NGX_AGAIN: |
6060225e9261
FreeBSD and Linux AIO support
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3050
diff
changeset
|
764 |
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
765 return NGX_BUSY; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
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|
766 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
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|
767 case NGX_ERROR: |
6060225e9261
FreeBSD and Linux AIO support
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|
768 |
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Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
769 return NGX_ERROR; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
770 |
2952 | 771 default: |
2592
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|
772 |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
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|
773 /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ |
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diff
changeset
|
774 |
2952 | 775 u->cache_status = NGX_HTTP_CACHE_HIT; |
776 | |
2592
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777 return rc; |
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|
778 } |
3a8a53c0c42f
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diff
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|
779 |
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|
780 r->cached = 0; |
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|
781 |
3a8a53c0c42f
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diff
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|
782 return NGX_DECLINED; |
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parents:
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diff
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|
783 } |
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diff
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|
784 |
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diff
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|
785 |
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diff
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|
786 static ngx_int_t |
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787 ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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|
788 { |
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|
789 ngx_int_t rc; |
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diff
changeset
|
790 ngx_http_cache_t *c; |
3a8a53c0c42f
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parents:
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diff
changeset
|
791 |
2952 | 792 r->cached = 1; |
2592
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793 c = r->cache; |
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parents:
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diff
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|
794 |
3369
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
795 if (c->header_start == c->body_start) { |
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|
796 r->http_version = NGX_HTTP_VERSION_9; |
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parents:
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diff
changeset
|
797 return ngx_http_cache_send(r); |
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parents:
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diff
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|
798 } |
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fix handling cached HTTP/0.9 response
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parents:
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diff
changeset
|
799 |
2592
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parents:
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diff
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|
800 /* TODO: cache stack */ |
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|
801 |
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diff
changeset
|
802 u->buffer = *c->buf; |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
803 u->buffer.pos += c->header_start; |
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parents:
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diff
changeset
|
804 |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
805 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
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parents:
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diff
changeset
|
806 |
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parents:
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diff
changeset
|
807 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
808 sizeof(ngx_table_elt_t)) |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
809 != NGX_OK) |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
810 { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
811 return NGX_ERROR; |
3a8a53c0c42f
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parents:
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diff
changeset
|
812 } |
3a8a53c0c42f
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diff
changeset
|
813 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
814 rc = u->process_header(r); |
3a8a53c0c42f
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parents:
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diff
changeset
|
815 |
3a8a53c0c42f
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parents:
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diff
changeset
|
816 if (rc == NGX_OK) { |
3a8a53c0c42f
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parents:
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diff
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|
817 |
3a8a53c0c42f
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diff
changeset
|
818 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
3a8a53c0c42f
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parents:
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diff
changeset
|
819 return NGX_DONE; |
3a8a53c0c42f
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parents:
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diff
changeset
|
820 } |
3a8a53c0c42f
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diff
changeset
|
821 |
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parents:
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diff
changeset
|
822 return ngx_http_cache_send(r); |
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parents:
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|
823 } |
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|
824 |
3a8a53c0c42f
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diff
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|
825 if (rc == NGX_ERROR) { |
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diff
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|
826 return NGX_ERROR; |
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parents:
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diff
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|
827 } |
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|
828 |
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|
829 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
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|
830 |
3a8a53c0c42f
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diff
changeset
|
831 /* TODO: delete file */ |
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parents:
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diff
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|
832 |
3a8a53c0c42f
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parents:
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diff
changeset
|
833 return rc; |
3a8a53c0c42f
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parents:
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diff
changeset
|
834 } |
3a8a53c0c42f
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diff
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|
835 |
3a8a53c0c42f
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diff
changeset
|
836 #endif |
3a8a53c0c42f
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diff
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|
837 |
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diff
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|
838 |
487 | 839 static void |
1658 | 840 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
841 { | |
842 ngx_http_request_t *r; | |
3169
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
843 ngx_http_upstream_t *u; |
1658 | 844 ngx_http_upstream_resolved_t *ur; |
845 | |
846 r = ctx->data; | |
847 | |
3169
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fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
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|
848 u = r->upstream; |
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diff
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|
849 ur = u->resolved; |
1658 | 850 |
851 if (ctx->state) { | |
852 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
853 "%V could not be resolved (%i: %s)", | |
854 &ctx->name, ctx->state, | |
855 ngx_resolver_strerror(ctx->state)); | |
856 | |
3169
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|
857 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
1658 | 858 return; |
859 } | |
860 | |
861 ur->naddrs = ctx->naddrs; | |
862 ur->addrs = ctx->addrs; | |
863 | |
864 #if (NGX_DEBUG) | |
865 { | |
866 in_addr_t addr; | |
867 ngx_uint_t i; | |
868 | |
869 for (i = 0; i < ctx->naddrs; i++) { | |
870 addr = ntohl(ur->addrs[i]); | |
871 | |
872 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
873 "name was resolved to %ud.%ud.%ud.%ud", | |
874 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
875 (addr >> 8) & 0xff, addr & 0xff); | |
876 } | |
877 } | |
878 #endif | |
879 | |
880 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
3169
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parents:
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changeset
|
881 ngx_http_upstream_finalize_request(r, u, |
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parents:
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|
882 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 883 return; |
884 } | |
885 | |
886 ngx_resolve_name_done(ctx); | |
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changeset
|
887 ur->ctx = NULL; |
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diff
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|
888 |
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Igor Sysoev <igor@sysoev.ru>
parents:
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changeset
|
889 ngx_http_upstream_connect(r, u); |
1658 | 890 } |
891 | |
892 | |
893 static void | |
2377
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894 ngx_http_upstream_handler(ngx_event_t *ev) |
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895 { |
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|
896 ngx_connection_t *c; |
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|
897 ngx_http_request_t *r; |
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|
898 ngx_http_log_ctx_t *ctx; |
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899 ngx_http_upstream_t *u; |
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900 |
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901 c = ev->data; |
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|
902 r = c->data; |
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|
903 |
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|
904 u = r->upstream; |
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905 c = r->connection; |
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906 |
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907 ctx = c->log->data; |
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|
908 ctx->current_request = r; |
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|
909 |
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910 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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|
911 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
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|
912 |
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|
913 if (ev->write) { |
2386
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changeset
|
914 u->write_event_handler(r, u); |
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915 |
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|
916 } else { |
2386
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diff
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|
917 u->read_event_handler(r, u); |
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918 } |
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919 |
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920 ngx_http_run_posted_requests(c); |
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|
921 } |
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922 |
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923 |
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|
924 static void |
509 | 925 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
926 { | |
927 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
928 } | |
929 | |
930 | |
931 static void | |
932 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
933 { | |
934 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
935 } | |
936 | |
937 | |
938 static void | |
939 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
940 ngx_event_t *ev) | |
479 | 941 { |
942 int n; | |
943 char buf[1]; | |
577 | 944 ngx_err_t err; |
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945 ngx_int_t event; |
479 | 946 ngx_connection_t *c; |
947 ngx_http_upstream_t *u; | |
948 | |
527 | 949 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
950 "http upstream check client, write event:%d, \"%V\"", | |
951 ev->write, &r->uri); | |
479 | 952 |
509 | 953 c = r->connection; |
483 | 954 u = r->upstream; |
955 | |
583 | 956 if (c->error) { |
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957 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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958 |
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959 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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960 |
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961 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
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962 ngx_http_upstream_finalize_request(r, u, |
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963 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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964 return; |
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965 } |
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966 } |
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967 |
2757
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968 if (!u->cacheable) { |
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969 ngx_http_upstream_finalize_request(r, u, |
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970 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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971 } |
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972 |
527 | 973 return; |
974 } | |
975 | |
479 | 976 #if (NGX_HAVE_KQUEUE) |
977 | |
978 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
979 | |
980 if (!ev->pending_eof) { | |
981 return; | |
982 } | |
983 | |
984 ev->eof = 1; | |
583 | 985 c->error = 1; |
479 | 986 |
987 if (ev->kq_errno) { | |
988 ev->error = 1; | |
989 } | |
990 | |
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991 if (!u->cacheable && u->peer.connection) { |
479 | 992 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
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993 "kevent() reported that client prematurely closed " |
527 | 994 "connection, so upstream connection is closed too"); |
479 | 995 ngx_http_upstream_finalize_request(r, u, |
996 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
997 return; | |
998 } | |
999 | |
1000 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
4246
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1001 "kevent() reported that client prematurely closed " |
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1002 "connection"); |
479 | 1003 |
1004 if (u->peer.connection == NULL) { | |
1005 ngx_http_upstream_finalize_request(r, u, | |
1006 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1007 } | |
1008 | |
1009 return; | |
1010 } | |
1011 | |
1012 #endif | |
1013 | |
1014 n = recv(c->fd, buf, 1, MSG_PEEK); | |
1015 | |
1016 err = ngx_socket_errno; | |
1017 | |
1109 | 1018 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
1019 "http upstream recv(): %d", n); | |
1020 | |
479 | 1021 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
1022 return; | |
1023 } | |
1024 | |
1025 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
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1026 |
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1027 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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1028 |
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1029 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
479 | 1030 ngx_http_upstream_finalize_request(r, u, |
1031 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1032 return; | |
1033 } | |
1034 } | |
1035 | |
1036 if (n > 0) { | |
1037 return; | |
1038 } | |
1039 | |
1040 if (n == -1) { | |
1041 if (err == NGX_EAGAIN) { | |
1042 return; | |
1043 } | |
1044 | |
1045 ev->error = 1; | |
1046 | |
483 | 1047 } else { /* n == 0 */ |
479 | 1048 err = 0; |
1049 } | |
1050 | |
529 | 1051 ev->eof = 1; |
583 | 1052 c->error = 1; |
529 | 1053 |
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1054 if (!u->cacheable && u->peer.connection) { |
479 | 1055 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
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1056 "client prematurely closed connection, " |
479 | 1057 "so upstream connection is closed too"); |
1058 ngx_http_upstream_finalize_request(r, u, | |
1059 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1060 return; | |
1061 } | |
1062 | |
1063 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
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1064 "client prematurely closed connection"); |
479 | 1065 |
1066 if (u->peer.connection == NULL) { | |
1067 ngx_http_upstream_finalize_request(r, u, | |
1068 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1069 } | |
1070 } | |
1071 | |
1072 | |
487 | 1073 static void |
1074 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1075 { |
591 | 1076 ngx_int_t rc; |
665 | 1077 ngx_time_t *tp; |
591 | 1078 ngx_connection_t *c; |
479 | 1079 |
483 | 1080 r->connection->log->action = "connecting to upstream"; |
479 | 1081 |
1082 r->connection->single_connection = 0; | |
1083 | |
889
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1084 if (u->state && u->state->response_sec) { |
665 | 1085 tp = ngx_timeofday(); |
889
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1086 u->state->response_sec = tp->sec - u->state->response_sec; |
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1087 u->state->response_msec = tp->msec - u->state->response_msec; |
665 | 1088 } |
1089 | |
1168
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1090 u->state = ngx_array_push(r->upstream_states); |
665 | 1091 if (u->state == NULL) { |
1092 ngx_http_upstream_finalize_request(r, u, | |
1093 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1094 return; | |
1095 } | |
1096 | |
1097 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
1098 | |
1099 tp = ngx_timeofday(); | |
889
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1100 u->state->response_sec = tp->sec; |
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1101 u->state->response_msec = tp->msec; |
665 | 1102 |
479 | 1103 rc = ngx_event_connect_peer(&u->peer); |
1104 | |
1105 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1106 "http upstream connect: %i", rc); | |
1107 | |
1108 if (rc == NGX_ERROR) { | |
1109 ngx_http_upstream_finalize_request(r, u, | |
1110 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1111 return; | |
1112 } | |
1113 | |
1707
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1114 u->state->peer = u->peer.name; |
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1115 |
543 | 1116 if (rc == NGX_BUSY) { |
1117 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
1378 | 1118 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
1119 return; | |
543 | 1120 } |
1121 | |
1378 | 1122 if (rc == NGX_DECLINED) { |
479 | 1123 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1124 return; | |
1125 } | |
1126 | |
577 | 1127 /* rc == NGX_OK || rc == NGX_AGAIN */ |
1128 | |
479 | 1129 c = u->peer.connection; |
1130 | |
1131 c->data = r; | |
591 | 1132 |
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1133 c->write->handler = ngx_http_upstream_handler; |
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1134 c->read->handler = ngx_http_upstream_handler; |
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1135 |
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1136 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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1137 u->read_event_handler = ngx_http_upstream_process_header; |
479 | 1138 |
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1139 c->sendfile &= r->connection->sendfile; |
1958 | 1140 u->output.sendfile = c->sendfile; |
479 | 1141 |
1142 c->pool = r->pool; | |
2847 | 1143 c->log = r->connection->log; |
1144 c->read->log = c->log; | |
1145 c->write->log = c->log; | |
479 | 1146 |
1147 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
1148 | |
1149 u->writer.out = NULL; | |
1150 u->writer.last = &u->writer.out; | |
1151 u->writer.connection = c; | |
1152 u->writer.limit = 0; | |
1153 | |
1154 if (u->request_sent) { | |
509 | 1155 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
1156 ngx_http_upstream_finalize_request(r, u, | |
1157 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1158 return; | |
1159 } | |
479 | 1160 } |
1161 | |
1064
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1162 if (r->request_body |
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1163 && r->request_body->buf |
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1164 && r->request_body->temp_file |
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1165 && r == r->main) |
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1166 { |
573 | 1167 /* |
1168 * the r->request_body->buf can be reused for one request only, | |
1169 * the subrequests should allocate their own temporay bufs | |
1170 */ | |
1171 | |
1172 u->output.free = ngx_alloc_chain_link(r->pool); | |
1173 if (u->output.free == NULL) { | |
1174 ngx_http_upstream_finalize_request(r, u, | |
1175 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1176 return; | |
479 | 1177 } |
573 | 1178 |
1179 u->output.free->buf = r->request_body->buf; | |
1180 u->output.free->next = NULL; | |
1181 u->output.allocated = 1; | |
1182 | |
1183 r->request_body->buf->pos = r->request_body->buf->start; | |
1184 r->request_body->buf->last = r->request_body->buf->start; | |
1185 r->request_body->buf->tag = u->output.tag; | |
479 | 1186 } |
1187 | |
1188 u->request_sent = 0; | |
1189 | |
1190 if (rc == NGX_AGAIN) { | |
1191 ngx_add_timer(c->write, u->conf->connect_timeout); | |
1192 return; | |
1193 } | |
1194 | |
577 | 1195 #if (NGX_HTTP_SSL) |
1196 | |
1658 | 1197 if (u->ssl && c->ssl == NULL) { |
591 | 1198 ngx_http_upstream_ssl_init_connection(r, u, c); |
577 | 1199 return; |
1200 } | |
1201 | |
1202 #endif | |
1203 | |
479 | 1204 ngx_http_upstream_send_request(r, u); |
1205 } | |
1206 | |
1207 | |
577 | 1208 #if (NGX_HTTP_SSL) |
1209 | |
1210 static void | |
591 | 1211 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
1212 ngx_http_upstream_t *u, ngx_connection_t *c) | |
1213 { | |
884 | 1214 ngx_int_t rc; |
591 | 1215 |
1216 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
1217 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
2536
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1218 != NGX_OK) |
591 | 1219 { |
1220 ngx_http_upstream_finalize_request(r, u, | |
1221 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1222 return; | |
1223 } | |
1224 | |
1225 c->sendfile = 0; | |
619 | 1226 u->output.sendfile = 0; |
591 | 1227 |
2184 | 1228 if (u->conf->ssl_session_reuse) { |
1229 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
1230 ngx_http_upstream_finalize_request(r, u, | |
1231 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1232 return; | |
1233 } | |
591 | 1234 } |
1235 | |
641 | 1236 r->connection->log->action = "SSL handshaking to upstream"; |
1237 | |
591 | 1238 rc = ngx_ssl_handshake(c); |
1239 | |
1240 if (rc == NGX_AGAIN) { | |
1241 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
1242 return; | |
1243 } | |
1244 | |
1245 ngx_http_upstream_ssl_handshake(c); | |
1246 } | |
1247 | |
1248 | |
1249 static void | |
577 | 1250 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
1251 { | |
1252 ngx_http_request_t *r; | |
1253 ngx_http_upstream_t *u; | |
1254 | |
1255 r = c->data; | |
1256 u = r->upstream; | |
1257 | |
1258 if (c->ssl->handshaked) { | |
1259 | |
2184 | 1260 if (u->conf->ssl_session_reuse) { |
1261 u->peer.save_session(&u->peer, u->peer.data); | |
1262 } | |
884 | 1263 |
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1264 c->write->handler = ngx_http_upstream_handler; |
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1265 c->read->handler = ngx_http_upstream_handler; |
577 | 1266 |
1267 ngx_http_upstream_send_request(r, u); | |
1268 | |
1269 return; | |
1270 } | |
1271 | |
1272 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1273 | |
1274 } | |
1275 | |
1276 #endif | |
1277 | |
1278 | |
509 | 1279 static ngx_int_t |
487 | 1280 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1281 { |
1282 ngx_chain_t *cl; | |
1283 | |
509 | 1284 if (u->reinit_request(r) != NGX_OK) { |
1285 return NGX_ERROR; | |
1286 } | |
1287 | |
1705 | 1288 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
1289 | |
1290 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
591 | 1291 sizeof(ngx_table_elt_t)) |
1292 != NGX_OK) | |
509 | 1293 { |
1294 return NGX_ERROR; | |
479 | 1295 } |
1296 | |
1297 /* reinit the request chain */ | |
577 | 1298 |
509 | 1299 for (cl = u->request_bufs; cl; cl = cl->next) { |
479 | 1300 cl->buf->pos = cl->buf->start; |
1301 cl->buf->file_pos = 0; | |
1302 } | |
1303 | |
509 | 1304 /* reinit the subrequest's ngx_output_chain() context */ |
1305 | |
573 | 1306 if (r->request_body && r->request_body->temp_file |
597 | 1307 && r != r->main && u->output.buf) |
573 | 1308 { |
1309 u->output.free = ngx_alloc_chain_link(r->pool); | |
1310 if (u->output.free == NULL) { | |
1311 return NGX_ERROR; | |
509 | 1312 } |
573 | 1313 |
1314 u->output.free->buf = u->output.buf; | |
1315 u->output.free->next = NULL; | |
1316 | |
1317 u->output.buf->pos = u->output.buf->start; | |
1318 u->output.buf->last = u->output.buf->start; | |
509 | 1319 } |
479 | 1320 |
1321 u->output.buf = NULL; | |
1322 u->output.in = NULL; | |
1323 u->output.busy = NULL; | |
577 | 1324 |
581 | 1325 /* reinit u->buffer */ |
577 | 1326 |
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1327 u->buffer.pos = u->buffer.start; |
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1328 |
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1329 #if (NGX_HTTP_CACHE) |
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1330 |
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1331 if (r->cache) { |
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1332 u->buffer.pos += r->cache->header_start; |
479 | 1333 } |
509 | 1334 |
479 | 1335 #endif |
1336 | |
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1337 u->buffer.last = u->buffer.pos; |
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1338 |
509 | 1339 return NGX_OK; |
479 | 1340 } |
1341 | |
1342 | |
487 | 1343 static void |
1344 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1345 { |
1153
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1346 ngx_int_t rc; |
483 | 1347 ngx_connection_t *c; |
577 | 1348 |
479 | 1349 c = u->peer.connection; |
1350 | |
1351 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
1352 "http upstream send request"); | |
1353 | |
1153
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1354 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1355 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1153
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1356 return; |
479 | 1357 } |
1358 | |
483 | 1359 c->log->action = "sending request to upstream"; |
479 | 1360 |
509 | 1361 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
479 | 1362 |
1363 u->request_sent = 1; | |
1364 | |
1365 if (rc == NGX_ERROR) { | |
1366 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1367 return; | |
1368 } | |
1369 | |
1370 if (c->write->timer_set) { | |
1371 ngx_del_timer(c->write); | |
1372 } | |
1373 | |
1374 if (rc == NGX_AGAIN) { | |
1375 ngx_add_timer(c->write, u->conf->send_timeout); | |
1376 | |
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1377 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
479 | 1378 ngx_http_upstream_finalize_request(r, u, |
1379 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1380 return; | |
1381 } | |
1382 | |
1383 return; | |
1384 } | |
1385 | |
1386 /* rc == NGX_OK */ | |
1387 | |
1388 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
1389 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
1390 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
1391 ngx_tcp_push_n " failed"); | |
1392 ngx_http_upstream_finalize_request(r, u, | |
1393 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
577 | 1394 return; |
479 | 1395 } |
1396 | |
1397 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
1398 } | |
577 | 1399 |
479 | 1400 ngx_add_timer(c->read, u->conf->read_timeout); |
1401 | |
1402 #if 1 | |
1403 if (c->read->ready) { | |
577 | 1404 |
479 | 1405 /* post aio operation */ |
1406 | |
1407 /* | |
1408 * TODO comment | |
1409 * although we can post aio operation just in the end | |
1410 * of ngx_http_upstream_connect() CHECK IT !!! | |
1411 * it's better to do here because we postpone header buffer allocation | |
1412 */ | |
1413 | |
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1414 ngx_http_upstream_process_header(r, u); |
479 | 1415 return; |
1416 } | |
1417 #endif | |
1418 | |
2377
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1419 u->write_event_handler = ngx_http_upstream_dummy_handler; |
479 | 1420 |
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1421 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
479 | 1422 ngx_http_upstream_finalize_request(r, u, |
1423 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1424 return; | |
1425 } | |
1426 } | |
1427 | |
1428 | |
487 | 1429 static void |
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1430 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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1431 ngx_http_upstream_t *u) |
479 | 1432 { |
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1433 ngx_connection_t *c; |
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1434 |
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1435 c = u->peer.connection; |
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1436 |
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1437 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 1438 "http upstream send request handler"); |
1439 | |
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1440 if (c->write->timedout) { |
479 | 1441 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1442 return; | |
1443 } | |
1444 | |
591 | 1445 #if (NGX_HTTP_SSL) |
1446 | |
1658 | 1447 if (u->ssl && c->ssl == NULL) { |
591 | 1448 ngx_http_upstream_ssl_init_connection(r, u, c); |
1449 return; | |
1450 } | |
1451 | |
1452 #endif | |
1453 | |
651 | 1454 if (u->header_sent) { |
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1455 u->write_event_handler = ngx_http_upstream_dummy_handler; |
651 | 1456 |
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|
1457 (void) ngx_handle_write_event(c->write, 0); |
651 | 1458 |
1459 return; | |
1460 } | |
1461 | |
479 | 1462 ngx_http_upstream_send_request(r, u); |
1463 } | |
1464 | |
1465 | |
487 | 1466 static void |
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1467 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1468 { |
2592
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|
1469 ssize_t n; |
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1470 ngx_int_t rc; |
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1471 ngx_connection_t *c; |
479 | 1472 |
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|
1473 c = u->peer.connection; |
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|
1474 |
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|
1475 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
483 | 1476 "http upstream process header"); |
479 | 1477 |
483 | 1478 c->log->action = "reading response header from upstream"; |
479 | 1479 |
2386
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diff
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|
1480 if (c->read->timedout) { |
479 | 1481 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1482 return; | |
1483 } | |
577 | 1484 |
1153
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1485 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1486 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1153
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separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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1143
diff
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|
1487 return; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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|
1488 } |
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separate ngx_http_upstream_test_connect() and
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|
1489 |
581 | 1490 if (u->buffer.start == NULL) { |
1491 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
1492 if (u->buffer.start == NULL) { | |
479 | 1493 ngx_http_upstream_finalize_request(r, u, |
1494 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1495 return; | |
1496 } | |
1497 | |
581 | 1498 u->buffer.pos = u->buffer.start; |
1499 u->buffer.last = u->buffer.start; | |
1500 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
1501 u->buffer.temporary = 1; | |
1502 | |
1503 u->buffer.tag = u->output.tag; | |
479 | 1504 |
1705 | 1505 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
581 | 1506 sizeof(ngx_table_elt_t)) |
1507 != NGX_OK) | |
509 | 1508 { |
1509 ngx_http_upstream_finalize_request(r, u, | |
1510 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1511 return; | |
1512 } | |
1513 | |
2592
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1514 #if (NGX_HTTP_CACHE) |
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1515 |
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|
1516 if (r->cache) { |
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|
1517 u->buffer.pos += r->cache->header_start; |
581 | 1518 u->buffer.last = u->buffer.pos; |
479 | 1519 } |
1520 #endif | |
1521 } | |
1522 | |
2360
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|
1523 for ( ;; ) { |
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read and process upstream header in cycle,
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1524 |
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read and process upstream header in cycle,
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1525 n = c->recv(c, u->buffer.last, u->buffer.end - u->buffer.last); |
64854406b1f9
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|
1526 |
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read and process upstream header in cycle,
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|
1527 if (n == NGX_AGAIN) { |
479 | 1528 #if 0 |
2360
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|
1529 ngx_add_timer(rev, u->read_timeout); |
479 | 1530 #endif |
1531 | |
2386
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|
1532 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
2360
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|
1533 ngx_http_upstream_finalize_request(r, u, |
479 | 1534 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2360
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|
1535 return; |
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|
1536 } |
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|
1537 |
64854406b1f9
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|
1538 return; |
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|
1539 } |
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|
1540 |
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|
1541 if (n == 0) { |
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|
1542 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
2360
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|
1543 "upstream prematurely closed connection"); |
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|
1544 } |
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read and process upstream header in cycle,
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|
1545 |
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|
1546 if (n == NGX_ERROR || n == 0) { |
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|
1547 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
479 | 1548 return; |
1549 } | |
1550 | |
2360
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|
1551 u->buffer.last += n; |
479 | 1552 |
1553 #if 0 | |
2360
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|
1554 u->valid_header_in = 0; |
64854406b1f9
read and process upstream header in cycle,
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|
1555 |
64854406b1f9
read and process upstream header in cycle,
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|
1556 u->peer.cached = 0; |
479 | 1557 #endif |
1558 | |
2360
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|
1559 rc = u->process_header(r); |
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read and process upstream header in cycle,
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|
1560 |
64854406b1f9
read and process upstream header in cycle,
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|
1561 if (rc == NGX_AGAIN) { |
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|
1562 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
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|
1563 if (u->buffer.pos == u->buffer.end) { |
2386
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Igor Sysoev <igor@sysoev.ru>
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|
1564 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1565 "upstream sent too big header"); |
64854406b1f9
read and process upstream header in cycle,
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|
1566 |
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|
1567 ngx_http_upstream_next(r, u, |
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|
1568 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
64854406b1f9
read and process upstream header in cycle,
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|
1569 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1570 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1571 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1572 continue; |
479 | 1573 } |
1574 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1575 break; |
479 | 1576 } |
1577 | |
1578 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
1579 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
1580 return; | |
1581 } | |
1582 | |
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
|
1583 if (rc == NGX_ERROR) { |
479 | 1584 ngx_http_upstream_finalize_request(r, u, |
1585 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1586 return; | |
1587 } | |
1588 | |
1589 /* rc == NGX_OK */ | |
1590 | |
3401
9e7926763f87
allow to handle 301/302 in error_page
Igor Sysoev <igor@sysoev.ru>
parents:
3399
diff
changeset
|
1591 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
|
1592 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1593 if (r->subrequest_in_memory) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1594 u->buffer.last = u->buffer.pos; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1595 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1596 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1597 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
509 | 1598 return; |
1599 } | |
1600 | |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1601 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
|
1602 return; |
487 | 1603 } |
1604 } | |
1605 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1606 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
515 | 1607 return; |
1608 } | |
1609 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1610 if (!r->subrequest_in_memory) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1611 ngx_http_upstream_send_response(r, u); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1612 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1613 } |
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 /* subrequest content in memory */ |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1616 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1617 if (u->input_filter == NULL) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1618 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1619 u->input_filter = ngx_http_upstream_non_buffered_filter; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1620 u->input_filter_ctx = r; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1621 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1622 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1623 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1624 ngx_http_upstream_finalize_request(r, u, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1625 NGX_HTTP_INTERNAL_SERVER_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1626 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1627 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1628 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1629 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
|
1630 |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1631 if (n) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1632 u->buffer.last -= n; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1633 |
2402 | 1634 u->state->response_length += n; |
1635 | |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1636 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
|
1637 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1638 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1639 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1640 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1641 if (u->length == 0) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1642 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
|
1643 return; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1644 } |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1645 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1646 |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1647 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
|
1648 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1649 ngx_http_upstream_process_body_in_memory(r, u); |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1650 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1651 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1652 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1653 static ngx_int_t |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1654 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
|
1655 { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1656 ngx_uint_t status; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1657 ngx_http_upstream_next_t *un; |
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 status = u->headers_in.status_n; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1660 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1661 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
|
1662 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1663 if (status != un->status) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1664 continue; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1665 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1666 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1667 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
|
1668 ngx_http_upstream_next(r, u, un->mask); |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1669 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1670 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1671 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1672 #if (NGX_HTTP_CACHE) |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1673 |
2952 | 1674 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
1675 && (u->conf->cache_use_stale & un->mask)) | |
1676 { | |
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1677 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
|
1678 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1679 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
|
1680 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1681 if (rc == NGX_OK) { |
2952 | 1682 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
|
1683 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
|
1684 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1685 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1686 ngx_http_upstream_finalize_request(r, u, rc); |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1687 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1688 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1689 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1690 #endif |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1691 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1692 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1693 return NGX_DECLINED; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1694 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1695 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1696 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1697 static ngx_int_t |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1698 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
|
1699 ngx_http_upstream_t *u) |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1700 { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1701 ngx_int_t status; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1702 ngx_uint_t i; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1703 ngx_table_elt_t *h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1704 ngx_http_err_page_t *err_page; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1705 ngx_http_core_loc_conf_t *clcf; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1706 |
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1707 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
|
1708 |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1709 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
|
1710 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
|
1711 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
|
1712 } |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1713 |
2267
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1714 if (!u->conf->intercept_errors) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1715 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1716 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1717 |
920be89a3d2d
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parents:
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diff
changeset
|
1718 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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|
1719 |
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diff
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|
1720 if (clcf->error_pages == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1721 return NGX_DECLINED; |
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ngx_http_upstream_intercept_errors()
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diff
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|
1722 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1723 |
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parents:
2244
diff
changeset
|
1724 err_page = clcf->error_pages->elts; |
920be89a3d2d
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parents:
2244
diff
changeset
|
1725 for (i = 0; i < clcf->error_pages->nelts; i++) { |
920be89a3d2d
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parents:
2244
diff
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|
1726 |
920be89a3d2d
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parents:
2244
diff
changeset
|
1727 if (err_page[i].status == status) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1728 |
2953
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1729 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
|
1730 && 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
|
1731 { |
2267
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1732 h = ngx_list_push(&r->headers_out.headers); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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diff
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|
1733 |
920be89a3d2d
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parents:
2244
diff
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|
1734 if (h == NULL) { |
920be89a3d2d
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parents:
2244
diff
changeset
|
1735 ngx_http_upstream_finalize_request(r, u, |
920be89a3d2d
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parents:
2244
diff
changeset
|
1736 NGX_HTTP_INTERNAL_SERVER_ERROR); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1737 return NGX_OK; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1738 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
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|
1739 |
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diff
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|
1740 *h = *u->headers_in.www_authenticate; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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|
1741 |
920be89a3d2d
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parents:
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diff
changeset
|
1742 r->headers_out.www_authenticate = h; |
920be89a3d2d
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diff
changeset
|
1743 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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diff
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|
1744 |
3706
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
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|
1745 #if (NGX_HTTP_CACHE) |
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1746 |
3709
64777690c697
fix r3707: cache node should be freed be a response is not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3708
diff
changeset
|
1747 if (r->cache) { |
3706
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1748 time_t valid; |
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1749 |
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1750 valid = ngx_http_file_cache_valid(u->conf->cache_valid, status); |
ea908f6ae499
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parents:
3705
diff
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|
1751 |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1752 if (valid) { |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1753 r->cache->valid_sec = ngx_time() + valid; |
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1754 r->cache->error = status; |
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1755 } |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1756 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
1757 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
3706
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1758 } |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1759 #endif |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1760 ngx_http_upstream_finalize_request(r, u, status); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
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diff
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|
1761 |
920be89a3d2d
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changeset
|
1762 return NGX_OK; |
920be89a3d2d
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2244
diff
changeset
|
1763 } |
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parents:
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diff
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|
1764 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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changeset
|
1765 |
920be89a3d2d
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diff
changeset
|
1766 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1767 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1768 |
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1769 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1770 static ngx_int_t |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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parents:
1143
diff
changeset
|
1771 ngx_http_upstream_test_connect(ngx_connection_t *c) |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1772 { |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1773 int err; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1774 socklen_t len; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1775 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1776 #if (NGX_HAVE_KQUEUE) |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1777 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1778 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
1166 | 1779 if (c->write->pending_eof) { |
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1780 c->log->action = "connecting to upstream"; |
1166 | 1781 (void) ngx_connection_error(c, c->write->kq_errno, |
1782 "kevent() reported that connect() failed"); | |
1783 return NGX_ERROR; | |
1784 } | |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1785 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1786 } else |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1787 #endif |
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separate ngx_http_upstream_test_connect() and
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parents:
1143
diff
changeset
|
1788 { |
1166 | 1789 err = 0; |
1790 len = sizeof(int); | |
1791 | |
1792 /* | |
1793 * BSDs and Linux return 0 and set a pending error in err | |
1794 * Solaris returns -1 and sets errno | |
1795 */ | |
1796 | |
1797 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1798 == -1) | |
1799 { | |
1800 err = ngx_errno; | |
1801 } | |
1802 | |
1803 if (err) { | |
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1804 c->log->action = "connecting to upstream"; |
1166 | 1805 (void) ngx_connection_error(c, err, "connect() failed"); |
1806 return NGX_ERROR; | |
1807 } | |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1808 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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1143
diff
changeset
|
1809 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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parents:
1143
diff
changeset
|
1810 return NGX_OK; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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parents:
1143
diff
changeset
|
1811 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1812 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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1143
diff
changeset
|
1813 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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2536
diff
changeset
|
1814 static ngx_int_t |
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diff
changeset
|
1815 ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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diff
changeset
|
1816 { |
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diff
changeset
|
1817 ngx_str_t *uri, args; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1818 ngx_uint_t i, flags; |
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2536
diff
changeset
|
1819 ngx_list_part_t *part; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1820 ngx_table_elt_t *h; |
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2536
diff
changeset
|
1821 ngx_http_upstream_header_t *hh; |
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diff
changeset
|
1822 ngx_http_upstream_main_conf_t *umcf; |
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|
1823 |
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diff
changeset
|
1824 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
3a8a53c0c42f
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diff
changeset
|
1825 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
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parents:
2757
diff
changeset
|
1826 if (u->headers_in.x_accel_redirect |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
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parents:
2757
diff
changeset
|
1827 && !(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT)) |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
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2757
diff
changeset
|
1828 { |
2592
3a8a53c0c42f
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diff
changeset
|
1829 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
3a8a53c0c42f
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diff
changeset
|
1830 |
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diff
changeset
|
1831 part = &u->headers_in.headers.part; |
3a8a53c0c42f
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parents:
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diff
changeset
|
1832 h = part->elts; |
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diff
changeset
|
1833 |
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diff
changeset
|
1834 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
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diff
changeset
|
1835 |
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diff
changeset
|
1836 if (i >= part->nelts) { |
3a8a53c0c42f
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diff
changeset
|
1837 if (part->next == NULL) { |
3a8a53c0c42f
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diff
changeset
|
1838 break; |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
1839 } |
3a8a53c0c42f
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diff
changeset
|
1840 |
3a8a53c0c42f
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diff
changeset
|
1841 part = part->next; |
3a8a53c0c42f
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diff
changeset
|
1842 h = part->elts; |
3a8a53c0c42f
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diff
changeset
|
1843 i = 0; |
3a8a53c0c42f
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diff
changeset
|
1844 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1845 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1846 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
|
1847 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1848 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1849 if (hh && hh->redirect) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1850 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
|
1851 ngx_http_finalize_request(r, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1852 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1853 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1854 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1855 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1856 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1857 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1858 uri = &u->headers_in.x_accel_redirect->value; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1859 ngx_str_null(&args); |
3161 | 1860 flags = NGX_HTTP_LOG_UNSAFE; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1861 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1862 if (ngx_http_parse_unsafe_uri(r, uri, &args, &flags) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1863 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1864 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1865 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1866 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1867 if (r->method != NGX_HTTP_HEAD) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1868 r->method = NGX_HTTP_GET; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1869 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1870 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1871 r->valid_unparsed_uri = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1872 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1873 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
|
1874 ngx_http_finalize_request(r, NGX_DONE); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1875 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1876 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1877 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1878 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1879 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1880 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1881 for (i = 0; /* void */; i++) { |
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 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1884 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1885 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1886 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1887 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1888 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1889 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1890 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1891 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1892 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1893 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
|
1894 h[i].lowcase_key, h[i].key.len)) |
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 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
|
1900 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1901 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1902 if (hh) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1903 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
|
1904 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1905 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1906 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1907 } |
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 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1910 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1911 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1912 if (ngx_http_upstream_copy_header_line(r, &h[i], 0) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1913 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1914 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1915 return NGX_DONE; |
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 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1918 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1919 if (r->headers_out.server && r->headers_out.server->value.data == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1920 r->headers_out.server->hash = 0; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1923 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
|
1924 r->headers_out.date->hash = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1925 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1926 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1927 r->headers_out.status = u->headers_in.status_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1928 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
|
1929 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1930 u->headers_in.content_length_n = r->headers_out.content_length_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1931 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1932 if (r->headers_out.content_length_n != -1) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1933 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
|
1934 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1935 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1936 u->length = NGX_MAX_SIZE_T_VALUE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1937 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1938 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1939 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1940 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1941 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1942 |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1943 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1944 ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1945 ngx_http_upstream_t *u) |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1946 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1947 size_t size; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1948 ssize_t n; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1949 ngx_buf_t *b; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1950 ngx_event_t *rev; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1951 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1952 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1953 c = u->peer.connection; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1954 rev = c->read; |
777
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 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1957 "http upstream process body on memory"); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1958 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1959 if (rev->timedout) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1960 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1961 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
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
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1965 b = &u->buffer; |
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1966 |
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1967 for ( ;; ) { |
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1968 |
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1969 size = b->end - b->last; |
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1970 |
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1971 if (size == 0) { |
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1972 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
3708 | 1973 "upstream buffer is too small to read response"); |
777
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1974 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1975 return; |
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1976 } |
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1977 |
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1978 n = c->recv(c, b->last, size); |
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1979 |
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1980 if (n == NGX_AGAIN) { |
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1981 break; |
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1982 } |
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1983 |
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1984 if (n == 0 || n == NGX_ERROR) { |
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1985 ngx_http_upstream_finalize_request(r, u, n); |
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1986 return; |
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1987 } |
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1988 |
2402 | 1989 u->state->response_length += n; |
1990 | |
777
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1991 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
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1992 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1993 return; |
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1994 } |
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1995 |
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1996 if (!rev->ready) { |
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1997 break; |
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1998 } |
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1999 } |
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2000 |
2386
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2001 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
777
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2002 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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2003 return; |
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2004 } |
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2005 |
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2006 if (rev->active) { |
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|
2007 ngx_add_timer(rev, u->conf->read_timeout); |
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|
2008 |
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2009 } else if (rev->timer_set) { |
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2010 ngx_del_timer(rev); |
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2011 } |
681 | 2012 } |
2013 | |
2014 | |
2015 static void | |
2016 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
2017 { | |
2018 int tcp_nodelay; | |
2402 | 2019 ssize_t n; |
681 | 2020 ngx_int_t rc; |
2021 ngx_event_pipe_t *p; | |
2022 ngx_connection_t *c; | |
2023 ngx_http_core_loc_conf_t *clcf; | |
2024 | |
509 | 2025 rc = ngx_http_send_header(r); |
479 | 2026 |
2701 | 2027 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
485 | 2028 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2029 return; |
2030 } | |
2031 | |
2704
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Igor Sysoev <igor@sysoev.ru>
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2703
diff
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|
2032 c = r->connection; |
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|
2033 |
2701 | 2034 if (r->header_only) { |
2704
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|
2035 |
2701 | 2036 if (u->cacheable || u->store) { |
2704
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diff
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|
2037 |
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|
2038 if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { |
ac1e2e199c9f
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
2039 ngx_connection_error(c, ngx_socket_errno, |
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|
2040 ngx_shutdown_socket_n " failed"); |
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|
2041 } |
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diff
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|
2042 |
2701 | 2043 r->read_event_handler = ngx_http_request_empty_handler; |
2044 r->write_event_handler = ngx_http_request_empty_handler; | |
2704
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Igor Sysoev <igor@sysoev.ru>
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|
2045 c->error = 1; |
2701 | 2046 |
2047 } else { | |
2048 ngx_http_upstream_finalize_request(r, u, rc); | |
2049 return; | |
2050 } | |
2051 } | |
2052 | |
479 | 2053 u->header_sent = 1; |
2054 | |
573 | 2055 if (r->request_body && r->request_body->temp_file) { |
2592
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2536
diff
changeset
|
2056 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
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|
2057 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
563 | 2058 } |
2059 | |
581 | 2060 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
2061 | |
649 | 2062 if (!u->buffering) { |
581 | 2063 |
2064 if (u->input_filter == NULL) { | |
2065 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
2066 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
2067 u->input_filter_ctx = r; | |
2068 } | |
2069 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2070 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
581 | 2071 r->write_event_handler = |
2072 ngx_http_upstream_process_non_buffered_downstream; | |
2073 | |
2074 r->limit_rate = 0; | |
2075 | |
2076 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
2077 ngx_http_upstream_finalize_request(r, u, 0); | |
2078 return; | |
2079 } | |
2080 | |
583 | 2081 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
2082 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
2083 | |
2084 tcp_nodelay = 1; | |
2085 | |
2086 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
2087 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
2088 { | |
2089 ngx_connection_error(c, ngx_socket_errno, | |
2090 "setsockopt(TCP_NODELAY) failed"); | |
2091 ngx_http_upstream_finalize_request(r, u, 0); | |
2092 return; | |
2093 } | |
2094 | |
2095 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
2096 } | |
2097 | |
2402 | 2098 n = u->buffer.last - u->buffer.pos; |
2099 | |
2100 if (n) { | |
581 | 2101 u->buffer.last = u->buffer.pos; |
2102 | |
2402 | 2103 u->state->response_length += n; |
2104 | |
2105 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
581 | 2106 ngx_http_upstream_finalize_request(r, u, 0); |
2107 return; | |
2108 } | |
2109 | |
2381
3d7a70173d77
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Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2110 ngx_http_upstream_process_non_buffered_downstream(r); |
581 | 2111 |
2112 } else { | |
2113 u->buffer.pos = u->buffer.start; | |
2114 u->buffer.last = u->buffer.start; | |
2115 | |
2116 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
2117 ngx_http_upstream_finalize_request(r, u, 0); | |
2118 return; | |
2119 } | |
1468
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read EOF of header only responses in non-buffered proxying
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1397
diff
changeset
|
2120 |
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Igor Sysoev <igor@sysoev.ru>
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1397
diff
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|
2121 if (u->peer.connection->read->ready) { |
2386
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
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|
2122 ngx_http_upstream_process_non_buffered_upstream(r, u); |
1468
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parents:
1397
diff
changeset
|
2123 } |
581 | 2124 } |
2125 | |
2126 return; | |
2127 } | |
2128 | |
479 | 2129 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
2130 | |
2592
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parents:
2536
diff
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|
2131 #if (NGX_HTTP_CACHE) |
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diff
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|
2132 |
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2536
diff
changeset
|
2133 if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { |
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parents:
2536
diff
changeset
|
2134 ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); |
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diff
changeset
|
2135 r->cache->file.fd = NGX_INVALID_FILE; |
479 | 2136 } |
2137 | |
3699
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proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
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3698
diff
changeset
|
2138 switch (ngx_http_test_predicates(r, u->conf->no_cache)) { |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2139 |
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diff
changeset
|
2140 case NGX_ERROR: |
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changeset
|
2141 ngx_http_upstream_finalize_request(r, u, 0); |
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|
2142 return; |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2143 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2144 case NGX_DECLINED: |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2145 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
|
2146 break; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2147 |
b0a0686a85bb
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2148 default: /* NGX_OK */ |
b0a0686a85bb
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
2149 |
b0a0686a85bb
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2150 if (u->cache_status == NGX_HTTP_CACHE_BYPASS) { |
b0a0686a85bb
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Igor Sysoev <igor@sysoev.ru>
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3698
diff
changeset
|
2151 |
b0a0686a85bb
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2152 r->cache->min_uses = u->conf->cache_min_uses; |
b0a0686a85bb
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2153 r->cache->body_start = u->conf->buffer_size; |
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
2154 r->cache->file_cache = u->conf->cache->data; |
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changeset
|
2155 |
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Igor Sysoev <igor@sysoev.ru>
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|
2156 if (ngx_http_file_cache_create(r) != NGX_OK) { |
b0a0686a85bb
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
2157 ngx_http_upstream_finalize_request(r, u, 0); |
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
2158 return; |
b0a0686a85bb
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Igor Sysoev <igor@sysoev.ru>
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|
2159 } |
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
2160 } |
b0a0686a85bb
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Igor Sysoev <igor@sysoev.ru>
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3698
diff
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|
2161 |
b0a0686a85bb
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Igor Sysoev <igor@sysoev.ru>
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3698
diff
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|
2162 break; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
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3698
diff
changeset
|
2163 } |
b0a0686a85bb
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parents:
3698
diff
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|
2164 |
1565 | 2165 if (u->cacheable) { |
2592
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diff
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|
2166 time_t now, valid; |
3a8a53c0c42f
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diff
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|
2167 |
2663
09725d69cb25
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diff
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|
2168 now = ngx_time(); |
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|
2169 |
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|
2170 valid = r->cache->valid_sec; |
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|
2171 |
09725d69cb25
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|
2172 if (valid == 0) { |
09725d69cb25
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Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2173 valid = ngx_http_file_cache_valid(u->conf->cache_valid, |
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parents:
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diff
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|
2174 u->headers_in.status_n); |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
2175 if (valid) { |
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Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
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|
2176 r->cache->valid_sec = now + valid; |
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2662
diff
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|
2177 } |
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Igor Sysoev <igor@sysoev.ru>
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2662
diff
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|
2178 } |
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Igor Sysoev <igor@sysoev.ru>
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2662
diff
changeset
|
2179 |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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|
2180 if (valid) { |
3a8a53c0c42f
a prelimiary proxy cache support
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2536
diff
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|
2181 r->cache->last_modified = r->headers_out.last_modified_time; |
3a8a53c0c42f
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diff
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|
2182 r->cache->date = now; |
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
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|
2183 r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); |
3a8a53c0c42f
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diff
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|
2184 |
3a8a53c0c42f
a prelimiary proxy cache support
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2536
diff
changeset
|
2185 ngx_http_file_cache_set_header(r, u->buffer.start); |
3a8a53c0c42f
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diff
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|
2186 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2187 } else { |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
2188 u->cacheable = 0; |
2703
3b6afa999c2f
support 304 for cacheable responses
Igor Sysoev <igor@sysoev.ru>
parents:
2701
diff
changeset
|
2189 r->headers_out.last_modified_time = -1; |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
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|
2190 } |
479 | 2191 } |
2192 | |
2690 | 2193 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2194 "http cacheable: %d", u->cacheable); | |
2195 | |
3083
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2196 if (u->cacheable == 0 && r->cache) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2197 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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|
2198 } |
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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
changeset
|
2199 |
479 | 2200 #endif |
2201 | |
581 | 2202 p = u->pipe; |
479 | 2203 |
2204 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
2205 p->output_ctx = r; | |
2206 p->tag = u->output.tag; | |
577 | 2207 p->bufs = u->conf->bufs; |
479 | 2208 p->busy_size = u->conf->busy_buffers_size; |
2209 p->upstream = u->peer.connection; | |
583 | 2210 p->downstream = c; |
479 | 2211 p->pool = r->pool; |
583 | 2212 p->log = c->log; |
577 | 2213 |
1565 | 2214 p->cacheable = u->cacheable || u->store; |
479 | 2215 |
501 | 2216 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
2217 if (p->temp_file == NULL) { | |
479 | 2218 ngx_http_upstream_finalize_request(r, u, 0); |
2219 return; | |
2220 } | |
2221 | |
2222 p->temp_file->file.fd = NGX_INVALID_FILE; | |
583 | 2223 p->temp_file->file.log = c->log; |
479 | 2224 p->temp_file->path = u->conf->temp_path; |
2225 p->temp_file->pool = r->pool; | |
577 | 2226 |
2592
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
2227 if (p->cacheable) { |
479 | 2228 p->temp_file->persistent = 1; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2229 |
479 | 2230 } else { |
667 | 2231 p->temp_file->log_level = NGX_LOG_WARN; |
479 | 2232 p->temp_file->warn = "an upstream response is buffered " |
2233 "to a temporary file"; | |
2234 } | |
2235 | |
2236 p->max_temp_file_size = u->conf->max_temp_file_size; | |
2237 p->temp_file_write_size = u->conf->temp_file_write_size; | |
2238 | |
501 | 2239 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
2240 if (p->preread_bufs == NULL) { | |
479 | 2241 ngx_http_upstream_finalize_request(r, u, 0); |
2242 return; | |
2243 } | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2244 |
581 | 2245 p->preread_bufs->buf = &u->buffer; |
479 | 2246 p->preread_bufs->next = NULL; |
581 | 2247 u->buffer.recycled = 1; |
2248 | |
2249 p->preread_size = u->buffer.last - u->buffer.pos; | |
479 | 2250 |
1565 | 2251 if (u->cacheable) { |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2252 |
479 | 2253 p->buf_to_file = ngx_calloc_buf(r->pool); |
2254 if (p->buf_to_file == NULL) { | |
2255 ngx_http_upstream_finalize_request(r, u, 0); | |
2256 return; | |
2257 } | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2258 |
581 | 2259 p->buf_to_file->pos = u->buffer.start; |
2260 p->buf_to_file->last = u->buffer.pos; | |
479 | 2261 p->buf_to_file->temporary = 1; |
2262 } | |
2263 | |
2264 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
2265 /* the posted aio operation may currupt a shadow buffer */ | |
2266 p->single_buf = 1; | |
2267 } | |
2268 | |
2269 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
2270 p->free_bufs = 1; | |
2271 | |
2272 /* | |
581 | 2273 * event_pipe would do u->buffer.last += p->preread_size |
479 | 2274 * as though these bytes were read |
2275 */ | |
581 | 2276 u->buffer.last = u->buffer.pos; |
479 | 2277 |
2278 if (u->conf->cyclic_temp_file) { | |
2279 | |
2280 /* | |
2281 * we need to disable the use of sendfile() if we use cyclic temp file | |
2282 * because the writing a new data may interfere with sendfile() | |
2283 * that uses the same kernel file pages (at least on FreeBSD) | |
2284 */ | |
2285 | |
2286 p->cyclic_temp_file = 1; | |
583 | 2287 c->sendfile = 0; |
479 | 2288 |
2289 } else { | |
2290 p->cyclic_temp_file = 0; | |
2291 } | |
2292 | |
2293 p->read_timeout = u->conf->read_timeout; | |
2294 p->send_timeout = clcf->send_timeout; | |
2295 p->send_lowat = clcf->send_lowat; | |
2296 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2297 u->read_event_handler = ngx_http_upstream_process_upstream; |
509 | 2298 r->write_event_handler = ngx_http_upstream_process_downstream; |
479 | 2299 |
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2300 ngx_http_upstream_process_upstream(r, u); |
479 | 2301 } |
2302 | |
2303 | |
487 | 2304 static void |
581 | 2305 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
2306 { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2307 ngx_event_t *wev; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2308 ngx_connection_t *c; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2309 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2310 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2311 c = r->connection; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2312 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2313 wev = c->write; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2314 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2315 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
|
2316 "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
|
2317 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2318 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
|
2319 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2320 if (wev->timedout) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2321 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2322 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
4045
2d062c031fff
Merge of r3964, r3977, r3978:
Igor Sysoev <igor@sysoev.ru>
parents:
3944
diff
changeset
|
2323 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_REQUEST_TIME_OUT); |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
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|
2324 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2325 } |
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 ngx_http_upstream_process_non_buffered_request(r, 1); |
581 | 2328 } |
2329 | |
2330 | |
2331 static void | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2332 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
|
2333 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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|
2334 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2335 ngx_connection_t *c; |
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2336 |
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2337 c = u->peer.connection; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2338 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2339 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
|
2340 "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
|
2341 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2342 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2343 |
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
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2381
diff
changeset
|
2344 if (c->read->timedout) { |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2345 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
|
2346 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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2377
diff
changeset
|
2347 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2348 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2349 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2350 ngx_http_upstream_process_non_buffered_request(r, 0); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2351 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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changeset
|
2352 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2353 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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changeset
|
2354 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2355 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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diff
changeset
|
2356 ngx_uint_t do_write) |
581 | 2357 { |
2358 size_t size; | |
2359 ssize_t n; | |
2360 ngx_buf_t *b; | |
583 | 2361 ngx_int_t rc; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2362 ngx_connection_t *downstream, *upstream; |
581 | 2363 ngx_http_upstream_t *u; |
2364 ngx_http_core_loc_conf_t *clcf; | |
2365 | |
756
d904b5cb3bba
fix building introduced by previous commit
Igor Sysoev <igor@sysoev.ru>
parents:
755
diff
changeset
|
2366 u = r->upstream; |
884 | 2367 downstream = r->connection; |
2368 upstream = u->peer.connection; | |
581 | 2369 |
2370 b = &u->buffer; | |
2371 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2372 do_write = do_write || u->length == 0; |
581 | 2373 |
2374 for ( ;; ) { | |
2375 | |
2376 if (do_write) { | |
2377 | |
2378 if (u->out_bufs || u->busy_bufs) { | |
583 | 2379 rc = ngx_http_output_filter(r, u->out_bufs); |
2380 | |
2381 if (rc == NGX_ERROR) { | |
581 | 2382 ngx_http_upstream_finalize_request(r, u, 0); |
2383 return; | |
2384 } | |
2385 | |
2386 ngx_chain_update_chains(&u->free_bufs, &u->busy_bufs, | |
2387 &u->out_bufs, u->output.tag); | |
2388 } | |
2389 | |
2390 if (u->busy_bufs == NULL) { | |
2391 | |
2392 if (u->length == 0 | |
884 | 2393 || upstream->read->eof |
2394 || upstream->read->error) | |
581 | 2395 { |
2396 ngx_http_upstream_finalize_request(r, u, 0); | |
2397 return; | |
2398 } | |
2399 | |
2400 b->pos = b->start; | |
2401 b->last = b->start; | |
2402 } | |
2403 } | |
2404 | |
2405 size = b->end - b->last; | |
2406 | |
2407 if (size > u->length) { | |
2408 size = u->length; | |
2409 } | |
2410 | |
884 | 2411 if (size && upstream->read->ready) { |
2412 | |
2413 n = upstream->recv(upstream, b->last, size); | |
581 | 2414 |
2415 if (n == NGX_AGAIN) { | |
2416 break; | |
2417 } | |
2418 | |
2419 if (n > 0) { | |
2402 | 2420 u->state->response_length += n; |
2421 | |
581 | 2422 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
2423 ngx_http_upstream_finalize_request(r, u, 0); | |
2424 return; | |
2425 } | |
2426 } | |
2427 | |
2428 do_write = 1; | |
2429 | |
2430 continue; | |
2431 } | |
2432 | |
2433 break; | |
2434 } | |
2435 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2436 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
|
2437 |
884 | 2438 if (downstream->data == r) { |
2439 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
|
2440 != NGX_OK) |
583 | 2441 { |
2442 ngx_http_upstream_finalize_request(r, u, 0); | |
2443 return; | |
2444 } | |
581 | 2445 } |
2446 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2447 if (downstream->write->active && !downstream->write->ready) { |
884 | 2448 ngx_add_timer(downstream->write, clcf->send_timeout); |
2449 | |
2450 } else if (downstream->write->timer_set) { | |
2451 ngx_del_timer(downstream->write); | |
581 | 2452 } |
2453 | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2454 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
581 | 2455 ngx_http_upstream_finalize_request(r, u, 0); |
2456 return; | |
2457 } | |
2458 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2459 if (upstream->read->active && !upstream->read->ready) { |
884 | 2460 ngx_add_timer(upstream->read, u->conf->read_timeout); |
2461 | |
2462 } else if (upstream->read->timer_set) { | |
2463 ngx_del_timer(upstream->read); | |
581 | 2464 } |
2465 } | |
2466 | |
2467 | |
2468 static ngx_int_t | |
2469 ngx_http_upstream_non_buffered_filter_init(void *data) | |
2470 { | |
2471 return NGX_OK; | |
2472 } | |
2473 | |
2474 | |
2475 static ngx_int_t | |
2476 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
2477 { | |
2478 ngx_http_request_t *r = data; | |
2479 | |
2480 ngx_buf_t *b; | |
2481 ngx_chain_t *cl, **ll; | |
2482 ngx_http_upstream_t *u; | |
2483 | |
2484 u = r->upstream; | |
2485 | |
2486 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
2487 ll = &cl->next; | |
2488 } | |
2489 | |
2490 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
2491 if (cl == NULL) { | |
2492 return NGX_ERROR; | |
2493 } | |
2494 | |
2495 *ll = cl; | |
2496 | |
2497 cl->buf->flush = 1; | |
2498 cl->buf->memory = 1; | |
2499 | |
2500 b = &u->buffer; | |
2501 | |
2502 cl->buf->pos = b->last; | |
2503 b->last += bytes; | |
2504 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
|
2505 cl->buf->tag = u->output.tag; |
581 | 2506 |
2507 if (u->length == NGX_MAX_SIZE_T_VALUE) { | |
2508 return NGX_OK; | |
2509 } | |
2510 | |
2511 u->length -= bytes; | |
2512 | |
2513 return NGX_OK; | |
2514 } | |
2515 | |
2516 | |
2517 static void | |
509 | 2518 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
2519 { | |
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2520 ngx_event_t *wev; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2521 ngx_connection_t *c; |
509 | 2522 ngx_event_pipe_t *p; |
479 | 2523 ngx_http_upstream_t *u; |
2524 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2525 c = r->connection; |
479 | 2526 u = r->upstream; |
581 | 2527 p = u->pipe; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2528 wev = c->write; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2529 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2530 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
|
2531 "http upstream process downstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2532 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2533 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
|
2534 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2535 if (wev->timedout) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2536 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2537 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2538 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2539 wev->timedout = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2540 wev->delayed = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2541 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2542 if (!wev->ready) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2543 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
|
2544 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2545 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
|
2546 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
|
2547 } |
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 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2550 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2551 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2552 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
|
2553 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
|
2554 return; |
527 | 2555 } |
479 | 2556 |
2557 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2558 p->downstream_error = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2559 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2560 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
479 | 2561 } |
2562 | |
2563 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2564 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2565 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2566 |
527 | 2567 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2568 "http downstream delayed"); | |
2569 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2570 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
|
2571 ngx_http_upstream_finalize_request(r, u, 0); |
527 | 2572 } |
2573 | |
2574 return; | |
2575 } | |
2576 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2577 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
479 | 2578 ngx_http_upstream_finalize_request(r, u, 0); |
2579 return; | |
2580 } | |
2581 } | |
577 | 2582 |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2583 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
|
2584 } |
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 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2588 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
|
2589 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
|
2590 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2591 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2592 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2593 c = u->peer.connection; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2594 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2595 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
|
2596 "http upstream process upstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2597 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2598 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2599 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2600 if (c->read->timedout) { |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2601 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
|
2602 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
|
2603 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2604 } else { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2605 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
|
2606 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
|
2607 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2608 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2609 } |
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 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
|
2612 } |
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 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2616 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
|
2617 { |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2618 ngx_uint_t del; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2619 ngx_temp_file_t *tf; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2620 ngx_event_pipe_t *p; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2621 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2622 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2623 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2624 p = u->pipe; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2625 |
479 | 2626 if (u->peer.connection) { |
2627 | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2628 if (u->store) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2629 |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2630 del = p->upstream_error; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2631 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2632 tf = u->pipe->temp_file; |
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2633 |
2463 | 2634 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
|
2635 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2636 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
|
2637 && (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
|
2638 || (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
|
2639 { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2640 ngx_http_upstream_store(r, u); |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2641 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2642 } else { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2643 del = 1; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2644 } |
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 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
|
2648 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2649 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
|
2650 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2651 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
|
2652 ngx_delete_file_n " \"%s\" failed", |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2653 u->pipe->temp_file->file.name.data); |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2654 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2655 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2656 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2657 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2658 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2659 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2660 if (u->cacheable) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2661 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2662 if (p->upstream_done) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2663 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
|
2664 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2665 } else if (p->upstream_eof) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2666 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2667 /* TODO: check length & update cache */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2668 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2669 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
|
2670 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2671 } else if (p->upstream_error) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2672 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
479 | 2673 } |
2674 } | |
2675 | |
2676 #endif | |
2677 | |
2678 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
|
2679 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2680 "http upstream exit: %p", p->out); |
479 | 2681 #if 0 |
2682 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2683 #endif | |
2684 ngx_http_upstream_finalize_request(r, u, 0); | |
2685 return; | |
2686 } | |
2687 } | |
2688 | |
2689 if (p->downstream_error) { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2690 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2691 "http upstream downstream error"); |
479 | 2692 |
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2693 if (!u->cacheable && !u->store && u->peer.connection) { |
479 | 2694 ngx_http_upstream_finalize_request(r, u, 0); |
2695 } | |
2696 } | |
2697 } | |
2698 | |
2699 | |
487 | 2700 static void |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2701 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
|
2702 { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2703 size_t root; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2704 time_t lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2705 ngx_str_t path; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2706 ngx_temp_file_t *tf; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2707 ngx_ext_rename_file_t ext; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2708 |
1777 | 2709 tf = u->pipe->temp_file; |
2710 | |
2711 if (tf->file.fd == NGX_INVALID_FILE) { | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2712 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2713 /* create file for empty 200 response */ |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2714 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2715 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
|
2716 if (tf == NULL) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2717 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2718 } |
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 tf->file.fd = NGX_INVALID_FILE; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2721 tf->file.log = r->connection->log; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2722 tf->path = u->conf->temp_path; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2723 tf->pool = r->pool; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2724 tf->persistent = 1; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2725 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2726 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
|
2727 tf->persistent, tf->clean, tf->access) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2728 != NGX_OK) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2729 { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2730 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2731 } |
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 u->pipe->temp_file = tf; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2734 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2735 |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2736 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
|
2737 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
|
2738 ext.time = -1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2739 ext.create_path = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2740 ext.delete_file = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2741 ext.log = r->connection->log; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2742 |
1705 | 2743 if (u->headers_in.last_modified) { |
2744 | |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2745 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
|
2746 u->headers_in.last_modified->value.len); |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2747 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2748 if (lm != NGX_ERROR) { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2749 ext.time = lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2750 ext.fd = tf->file.fd; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2751 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2752 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2753 |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2754 if (u->conf->store_lengths == NULL) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2755 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2756 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
|
2757 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2758 } else { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2759 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
|
2760 u->conf->store_values->elts) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2761 == NULL) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2762 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2763 return; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2764 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2765 } |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2766 |
3032
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2767 path.len--; |
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2768 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2769 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
|
2770 "upstream stores \"%s\" to \"%s\"", |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2771 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
|
2772 |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2773 (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
|
2774 } |
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 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2778 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 2779 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2780 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 2781 "http upstream dummy handler"); |
2782 } | |
2783 | |
2784 | |
487 | 2785 static void |
2786 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
2787 ngx_uint_t ft_type) | |
479 | 2788 { |
884 | 2789 ngx_uint_t status, state; |
479 | 2790 |
2791 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
884 | 2792 "http next upstream, %xi", ft_type); |
479 | 2793 |
2794 #if 0 | |
2795 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2796 #endif | |
2797 | |
525 | 2798 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
884 | 2799 state = NGX_PEER_NEXT; |
525 | 2800 } else { |
884 | 2801 state = NGX_PEER_FAILED; |
479 | 2802 } |
525 | 2803 |
1378 | 2804 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
2805 u->peer.free(&u->peer, u->peer.data, state); | |
2806 } | |
525 | 2807 |
479 | 2808 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
2809 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
2810 "upstream timed out"); | |
2811 } | |
577 | 2812 |
479 | 2813 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
2814 status = 0; | |
2815 | |
2816 } else { | |
2817 switch(ft_type) { | |
2818 | |
2819 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
2820 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
2821 break; | |
2822 | |
2823 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
2824 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
2825 break; | |
2826 | |
2827 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
2828 status = NGX_HTTP_NOT_FOUND; | |
2829 break; | |
2830 | |
2831 /* | |
2832 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
2833 * never reach here | |
2834 */ | |
2835 | |
2836 default: | |
2837 status = NGX_HTTP_BAD_GATEWAY; | |
2838 } | |
2839 } | |
2840 | |
583 | 2841 if (r->connection->error) { |
479 | 2842 ngx_http_upstream_finalize_request(r, u, |
2843 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
2844 return; | |
2845 } | |
2846 | |
2847 if (status) { | |
2848 u->state->status = status; | |
2849 | |
525 | 2850 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
479 | 2851 |
2852 #if (NGX_HTTP_CACHE) | |
2853 | |
2952 | 2854 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
2855 && (u->conf->cache_use_stale & ft_type)) | |
2856 { | |
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2857 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
|
2858 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2859 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
|
2860 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2861 if (rc == NGX_OK) { |
2952 | 2862 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
|
2863 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
|
2864 } |
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 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2867 return; |
2868 } | |
2869 #endif | |
2870 | |
2871 ngx_http_upstream_finalize_request(r, u, status); | |
2872 return; | |
2873 } | |
2874 } | |
2875 | |
2876 if (u->peer.connection) { | |
2877 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2878 "close http upstream connection: %d", | |
2879 u->peer.connection->fd); | |
577 | 2880 #if (NGX_HTTP_SSL) |
884 | 2881 |
577 | 2882 if (u->peer.connection->ssl) { |
884 | 2883 u->peer.connection->ssl->no_wait_shutdown = 1; |
2884 u->peer.connection->ssl->no_send_shutdown = 1; | |
2885 | |
2886 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2887 } |
2888 #endif | |
884 | 2889 |
479 | 2890 ngx_close_connection(u->peer.connection); |
4348 | 2891 u->peer.connection = NULL; |
479 | 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 |
3940
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2998 if (r->cache) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2999 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3000 if (u->cacheable) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3001 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3002 if (rc == NGX_HTTP_BAD_GATEWAY || rc == NGX_HTTP_GATEWAY_TIME_OUT) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3003 time_t valid; |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3004 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3005 valid = ngx_http_file_cache_valid(u->conf->cache_valid, rc); |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3006 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3007 if (valid) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3008 r->cache->valid_sec = ngx_time() + valid; |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3009 r->cache->error = rc; |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3010 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3011 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3012 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3013 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
3014 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
479 | 3015 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3016 |
479 | 3017 #endif |
3018 | |
2692 | 3019 if (u->header_sent |
4045
2d062c031fff
Merge of r3964, r3977, r3978:
Igor Sysoev <igor@sysoev.ru>
parents:
3944
diff
changeset
|
3020 && rc != NGX_HTTP_REQUEST_TIME_OUT |
2692 | 3021 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3022 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3023 rc = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3024 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3025 |
515 | 3026 if (rc == NGX_DECLINED) { |
3027 return; | |
3028 } | |
3029 | |
483 | 3030 r->connection->log->action = "sending to client"; |
3031 | |
4248 | 3032 if (rc == 0 |
3033 #if (NGX_HTTP_CACHE) | |
3034 && !r->cached | |
3035 #endif | |
3036 ) | |
3037 { | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
3038 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
479 | 3039 } |
3040 | |
3041 ngx_http_finalize_request(r, rc); | |
3042 } | |
3043 | |
3044 | |
509 | 3045 static ngx_int_t |
3046 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3047 ngx_uint_t offset) | |
577 | 3048 { |
509 | 3049 ngx_table_elt_t **ph; |
577 | 3050 |
509 | 3051 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
3052 | |
3053 if (*ph == NULL) { | |
3054 *ph = h; | |
3055 } | |
3056 | |
3057 return NGX_OK; | |
3058 } | |
3059 | |
3060 | |
3061 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
|
3062 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
|
3063 ngx_uint_t offset) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3064 { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3065 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3066 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3067 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3068 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3069 static ngx_int_t |
3669
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3070 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
|
3071 ngx_uint_t offset) |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3072 { |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3073 #if (NGX_HTTP_CACHE) |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3074 ngx_http_upstream_t *u; |
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 u = r->upstream; |
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 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
|
3079 u->cacheable = 0; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3080 } |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3081 #endif |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3082 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3083 return NGX_OK; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3084 } |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3085 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3086 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3087 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
|
3088 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 3089 ngx_table_elt_t *h, ngx_uint_t offset) |
3090 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3091 ngx_array_t *pa; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3092 ngx_table_elt_t **ph; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3093 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3094 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3095 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3096 pa = &u->headers_in.cache_control; |
509 | 3097 |
3098 if (pa->elts == NULL) { | |
3099 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3100 { | |
3101 return NGX_ERROR; | |
3102 } | |
3103 } | |
3104 | |
3105 ph = ngx_array_push(pa); | |
3106 if (ph == NULL) { | |
3107 return NGX_ERROR; | |
3108 } | |
3109 | |
3110 *ph = h; | |
3111 | |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3112 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3113 { |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3114 u_char *p, *last; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3115 ngx_int_t n; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3116 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3117 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
|
3118 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3119 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3120 |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3121 if (r->cache == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3122 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3123 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3124 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3125 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
|
3126 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3127 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3128 |
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3129 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
|
3130 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
|
3131 |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3132 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
|
3133 || 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
|
3134 || 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
|
3135 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3136 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3137 return NGX_OK; |
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 |
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3140 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
|
3141 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3142 if (p == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3143 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3144 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3145 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3146 n = 0; |
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 for (p += 8; p < last; p++) { |
3198
48bfb7dc981b
test comma separator in "Cache-Control"
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
3149 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
|
3150 break; |
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 (*p >= '0' && *p <= '9') { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3154 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
|
3155 continue; |
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 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3158 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3159 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3160 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3161 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3162 if (n == 0) { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3163 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3164 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3165 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3166 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3167 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
|
3168 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3169 #endif |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3170 |
509 | 3171 return NGX_OK; |
3172 } | |
3173 | |
3174 | |
3175 static ngx_int_t | |
2666 | 3176 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
3177 ngx_uint_t offset) | |
3178 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3179 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3180 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3181 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3182 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
|
3183 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3184 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3185 { |
2666 | 3186 time_t expires; |
3187 | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3188 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
|
3189 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3190 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3191 |
2666 | 3192 if (r->cache == NULL) { |
3193 return NGX_OK; | |
3194 } | |
3195 | |
3196 if (r->cache->valid_sec != 0) { | |
3197 return NGX_OK; | |
3198 } | |
3199 | |
3200 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
3201 | |
3202 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
|
3203 u->cacheable = 0; |
2666 | 3204 return NGX_OK; |
3205 } | |
3206 | |
3207 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
|
3208 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3209 #endif |
2666 | 3210 |
3211 return NGX_OK; | |
3212 } | |
3213 | |
3214 | |
3215 static ngx_int_t | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3216 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
|
3217 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
|
3218 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3219 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3220 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3221 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3222 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
|
3223 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3224 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3225 { |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3226 u_char *p; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3227 size_t len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3228 ngx_int_t n; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3229 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3230 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
|
3231 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3232 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3233 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3234 if (r->cache == NULL) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3235 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3236 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3237 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3238 len = h->value.len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3239 p = h->value.data; |
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 if (p[0] != '@') { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3242 n = ngx_atoi(p, len); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3243 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3244 switch (n) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3245 case 0: |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3246 u->cacheable = 0; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3247 case NGX_ERROR: |
2667 | 3248 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3249 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3250 default: |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3251 r->cache->valid_sec = ngx_time() + n; |
2667 | 3252 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3253 } |
2667 | 3254 } |
3255 | |
3256 p++; | |
3257 len--; | |
3258 | |
3259 n = ngx_atoi(p, len); | |
3260 | |
3261 if (n != NGX_ERROR) { | |
3262 r->cache->valid_sec = n; | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3263 } |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3264 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3265 #endif |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3266 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3267 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3268 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3269 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3270 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3271 static ngx_int_t |
527 | 3272 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
3273 ngx_uint_t offset) | |
577 | 3274 { |
4256 | 3275 ngx_int_t n; |
3276 ngx_http_upstream_t *u; | |
3277 | |
3278 u = r->upstream; | |
3279 u->headers_in.x_accel_limit_rate = h; | |
3280 | |
3281 if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_LIMIT_RATE) { | |
3282 return NGX_OK; | |
3283 } | |
527 | 3284 |
3285 n = ngx_atoi(h->value.data, h->value.len); | |
3286 | |
3287 if (n != NGX_ERROR) { | |
3288 r->limit_rate = (size_t) n; | |
3289 } | |
3290 | |
3291 return NGX_OK; | |
3292 } | |
3293 | |
3294 | |
3295 static ngx_int_t | |
649 | 3296 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
3297 ngx_uint_t offset) | |
3298 { | |
4256 | 3299 u_char c0, c1, c2; |
3300 ngx_http_upstream_t *u; | |
3301 | |
3302 u = r->upstream; | |
3303 | |
3304 if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_BUFFERING) { | |
3305 return NGX_OK; | |
3306 } | |
3307 | |
3308 if (u->conf->change_buffering) { | |
649 | 3309 |
3310 if (h->value.len == 2) { | |
3311 c0 = ngx_tolower(h->value.data[0]); | |
3312 c1 = ngx_tolower(h->value.data[1]); | |
3313 | |
3314 if (c0 == 'n' && c1 == 'o') { | |
4256 | 3315 u->buffering = 0; |
649 | 3316 } |
3317 | |
3318 } else if (h->value.len == 3) { | |
3319 c0 = ngx_tolower(h->value.data[0]); | |
3320 c1 = ngx_tolower(h->value.data[1]); | |
3321 c2 = ngx_tolower(h->value.data[2]); | |
3322 | |
3323 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
4256 | 3324 u->buffering = 1; |
649 | 3325 } |
3326 } | |
3327 } | |
3328 | |
3329 return NGX_OK; | |
3330 } | |
3331 | |
3332 | |
3333 static ngx_int_t | |
657 | 3334 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
3335 ngx_uint_t offset) | |
3336 { | |
4256 | 3337 if (r->upstream->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_CHARSET) { |
3338 return NGX_OK; | |
3339 } | |
3340 | |
657 | 3341 r->headers_out.override_charset = &h->value; |
3342 | |
3343 return NGX_OK; | |
3344 } | |
3345 | |
3346 | |
3347 static ngx_int_t | |
509 | 3348 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
3349 ngx_uint_t offset) | |
3350 { | |
573 | 3351 ngx_table_elt_t *ho, **ph; |
509 | 3352 |
3353 ho = ngx_list_push(&r->headers_out.headers); | |
3354 if (ho == NULL) { | |
3355 return NGX_ERROR; | |
3356 } | |
3357 | |
3358 *ho = *h; | |
3359 | |
573 | 3360 if (offset) { |
3361 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
3362 *ph = ho; | |
3363 } | |
3364 | |
509 | 3365 return NGX_OK; |
3366 } | |
3367 | |
3368 | |
3369 static ngx_int_t | |
3370 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
3371 ngx_table_elt_t *h, ngx_uint_t offset) | |
3372 { | |
3373 ngx_array_t *pa; | |
3374 ngx_table_elt_t *ho, **ph; | |
3375 | |
3376 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
3377 | |
3378 if (pa->elts == NULL) { | |
3379 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3380 { | |
3381 return NGX_ERROR; | |
3382 } | |
3383 } | |
3384 | |
3385 ph = ngx_array_push(pa); | |
3386 if (ph == NULL) { | |
3387 return NGX_ERROR; | |
3388 } | |
3389 | |
3390 ho = ngx_list_push(&r->headers_out.headers); | |
3391 if (ho == NULL) { | |
3392 return NGX_ERROR; | |
3393 } | |
3394 | |
3395 *ho = *h; | |
3396 *ph = ho; | |
3397 | |
3398 return NGX_OK; | |
3399 } | |
3400 | |
3401 | |
3402 static ngx_int_t | |
3403 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3404 ngx_uint_t offset) | |
3405 { | |
657 | 3406 u_char *p, *last; |
3407 | |
3408 r->headers_out.content_type_len = h->value.len; | |
509 | 3409 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
|
3410 r->headers_out.content_type_lowcase = NULL; |
509 | 3411 |
657 | 3412 for (p = h->value.data; *p; p++) { |
3413 | |
3414 if (*p != ';') { | |
3415 continue; | |
3416 } | |
3417 | |
3418 last = p; | |
3419 | |
3420 while (*++p == ' ') { /* void */ } | |
3421 | |
1968 | 3422 if (*p == '\0') { |
3423 return NGX_OK; | |
3424 } | |
3425 | |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3426 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
657 | 3427 continue; |
3428 } | |
3429 | |
3430 p += 8; | |
3431 | |
3432 r->headers_out.content_type_len = last - h->value.data; | |
3433 | |
2244 | 3434 if (*p == '"') { |
3435 p++; | |
3436 } | |
3437 | |
3438 last = h->value.data + h->value.len; | |
3439 | |
3440 if (*(last - 1) == '"') { | |
3441 last--; | |
3442 } | |
3443 | |
3444 r->headers_out.charset.len = last - p; | |
657 | 3445 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
|
3446 |
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3447 return NGX_OK; |
657 | 3448 } |
3449 | |
509 | 3450 return NGX_OK; |
3451 } | |
3452 | |
3453 | |
3454 static ngx_int_t | |
3455 ngx_http_upstream_copy_content_length(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3456 ngx_uint_t offset) | |
3457 { | |
3458 ngx_table_elt_t *ho; | |
3459 | |
3460 ho = ngx_list_push(&r->headers_out.headers); | |
3461 if (ho == NULL) { | |
3462 return NGX_ERROR; | |
3463 } | |
3464 | |
3465 *ho = *h; | |
3466 | |
3467 r->headers_out.content_length = ho; | |
3468 r->headers_out.content_length_n = ngx_atoof(h->value.data, h->value.len); | |
3469 | |
3470 return NGX_OK; | |
3471 } | |
3472 | |
3473 | |
3474 static ngx_int_t | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3475 ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, ngx_table_elt_t *h, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3476 ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3477 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3478 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3479 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3480 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3481 if (ho == NULL) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3482 return NGX_ERROR; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3483 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3484 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3485 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3486 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3487 r->headers_out.last_modified = ho; |
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3488 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3489 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3490 |
2952 | 3491 if (r->upstream->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3492 r->headers_out.last_modified_time = ngx_http_parse_time(h->value.data, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3493 h->value.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3494 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3495 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3496 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3497 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3498 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3499 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3500 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3501 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3502 static ngx_int_t |
509 | 3503 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
3504 ngx_uint_t offset) | |
3505 { | |
3506 ngx_int_t rc; | |
3507 ngx_table_elt_t *ho; | |
3508 | |
3509 ho = ngx_list_push(&r->headers_out.headers); | |
3510 if (ho == NULL) { | |
3511 return NGX_ERROR; | |
3512 } | |
3513 | |
3514 *ho = *h; | |
3515 | |
3516 if (r->upstream->rewrite_redirect) { | |
3517 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
3518 | |
529 | 3519 if (rc == NGX_DECLINED) { |
3520 return NGX_OK; | |
3521 } | |
3522 | |
509 | 3523 if (rc == NGX_OK) { |
3524 r->headers_out.location = ho; | |
3525 | |
3526 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
3527 "rewritten location: \"%V\"", &ho->value); | |
3528 } | |
3529 | |
3530 return rc; | |
3531 } | |
3532 | |
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3533 if (ho->value.data[0] != '/') { |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3534 r->headers_out.location = ho; |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3535 } |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3536 |
509 | 3537 /* |
3538 * we do not set r->headers_out.location here to avoid the handling | |
3539 * the local redirects without a host name by ngx_http_header_filter() | |
3540 */ | |
3541 | |
3542 return NGX_OK; | |
3543 } | |
3544 | |
3545 | |
3546 static ngx_int_t | |
3547 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3548 ngx_uint_t offset) | |
3549 { | |
3550 u_char *p; | |
3551 ngx_int_t rc; | |
3552 ngx_table_elt_t *ho; | |
3553 | |
3554 ho = ngx_list_push(&r->headers_out.headers); | |
3555 if (ho == NULL) { | |
3556 return NGX_ERROR; | |
3557 } | |
3558 | |
3559 *ho = *h; | |
3560 | |
3561 if (r->upstream->rewrite_redirect) { | |
3562 | |
1549 | 3563 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
509 | 3564 |
3565 if (p) { | |
3566 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
3567 | |
3568 } else { | |
3569 return NGX_OK; | |
3570 } | |
3571 | |
529 | 3572 if (rc == NGX_DECLINED) { |
3573 return NGX_OK; | |
3574 } | |
3575 | |
509 | 3576 if (rc == NGX_OK) { |
1654 | 3577 r->headers_out.refresh = ho; |
3578 | |
509 | 3579 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3580 "rewritten refresh: \"%V\"", &ho->value); | |
3581 } | |
3582 | |
3583 return rc; | |
3584 } | |
3585 | |
1654 | 3586 r->headers_out.refresh = ho; |
3587 | |
509 | 3588 return NGX_OK; |
3589 } | |
3590 | |
3591 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3592 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3593 ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3594 ngx_table_elt_t *h, ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3595 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3596 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3597 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3598 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3599 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3600 if (r->cached) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3601 r->allow_ranges = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3602 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3603 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3604 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3605 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3606 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3607 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3608 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3609 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3610 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3611 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3612 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3613 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3614 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3615 r->headers_out.accept_ranges = ho; |
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3616 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3617 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3618 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3619 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3620 |
509 | 3621 #if (NGX_HTTP_GZIP) |
3622 | |
3623 static ngx_int_t | |
3624 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
3625 ngx_table_elt_t *h, ngx_uint_t offset) | |
3626 { | |
3627 ngx_table_elt_t *ho; | |
3628 | |
3629 ho = ngx_list_push(&r->headers_out.headers); | |
3630 if (ho == NULL) { | |
3631 return NGX_ERROR; | |
3632 } | |
3633 | |
3634 *ho = *h; | |
3635 | |
3636 r->headers_out.content_encoding = ho; | |
3637 | |
3638 return NGX_OK; | |
3639 } | |
3640 | |
3641 #endif | |
3642 | |
3643 | |
487 | 3644 static ngx_int_t |
573 | 3645 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
479 | 3646 { |
880 | 3647 ngx_http_variable_t *var, *v; |
479 | 3648 |
573 | 3649 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
3650 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
3651 if (var == NULL) { | |
3652 return NGX_ERROR; | |
3653 } | |
3654 | |
637 | 3655 var->get_handler = v->get_handler; |
573 | 3656 var->data = v->data; |
3657 } | |
3658 | |
479 | 3659 return NGX_OK; |
3660 } | |
509 | 3661 |
3662 | |
573 | 3663 static ngx_int_t |
1181 | 3664 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
3665 ngx_http_variable_value_t *v, uintptr_t data) | |
3666 { | |
3667 u_char *p; | |
3668 size_t len; | |
3669 ngx_uint_t i; | |
3670 ngx_http_upstream_state_t *state; | |
3671 | |
3672 v->valid = 1; | |
1565 | 3673 v->no_cacheable = 0; |
1181 | 3674 v->not_found = 0; |
3675 | |
3676 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3677 v->not_found = 1; | |
3678 return NGX_OK; | |
3679 } | |
3680 | |
3681 len = 0; | |
3682 state = r->upstream_states->elts; | |
3683 | |
3684 for (i = 0; i < r->upstream_states->nelts; i++) { | |
3685 if (state[i].peer) { | |
3686 len += state[i].peer->len + 2; | |
3687 | |
3688 } else { | |
3689 len += 3; | |
3690 } | |
3691 } | |
3692 | |
2049 | 3693 p = ngx_pnalloc(r->pool, len); |
1181 | 3694 if (p == NULL) { |
3695 return NGX_ERROR; | |
3696 } | |
3697 | |
3698 v->data = p; | |
3699 | |
3700 i = 0; | |
3701 | |
3702 for ( ;; ) { | |
3703 if (state[i].peer) { | |
3704 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
3705 } | |
3706 | |
3707 if (++i == r->upstream_states->nelts) { | |
3708 break; | |
3709 } | |
3710 | |
3711 if (state[i].peer) { | |
3712 *p++ = ','; | |
3713 *p++ = ' '; | |
3714 | |
3715 } else { | |
3716 *p++ = ' '; | |
3717 *p++ = ':'; | |
3718 *p++ = ' '; | |
3719 | |
3720 if (++i == r->upstream_states->nelts) { | |
3721 break; | |
3722 } | |
3723 | |
3724 continue; | |
3725 } | |
3726 } | |
3727 | |
3728 v->len = p - v->data; | |
3729 | |
3730 return NGX_OK; | |
3731 } | |
3732 | |
3733 | |
3734 static ngx_int_t | |
573 | 3735 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
3736 ngx_http_variable_value_t *v, uintptr_t data) | |
3737 { | |
3738 u_char *p; | |
3739 size_t len; | |
3740 ngx_uint_t i; | |
3741 ngx_http_upstream_state_t *state; | |
3742 | |
3743 v->valid = 1; | |
1565 | 3744 v->no_cacheable = 0; |
573 | 3745 v->not_found = 0; |
3746 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3747 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3748 v->not_found = 1; |
3749 return NGX_OK; | |
3750 } | |
3751 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3752 len = r->upstream_states->nelts * (3 + 2); |
573 | 3753 |
2049 | 3754 p = ngx_pnalloc(r->pool, len); |
573 | 3755 if (p == NULL) { |
3756 return NGX_ERROR; | |
3757 } | |
3758 | |
3759 v->data = p; | |
3760 | |
3761 i = 0; | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3762 state = r->upstream_states->elts; |
573 | 3763 |
3764 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3765 if (state[i].status) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3766 p = ngx_sprintf(p, "%ui", state[i].status); |
573 | 3767 |
3768 } else { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3769 *p++ = '-'; |
573 | 3770 } |
3771 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3772 if (++i == r->upstream_states->nelts) { |
573 | 3773 break; |
3774 } | |
3775 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3776 if (state[i].peer) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3777 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3778 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3779 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3780 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3781 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3782 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3783 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3784 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3785 if (++i == r->upstream_states->nelts) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3786 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3787 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3788 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3789 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3790 } |
573 | 3791 } |
3792 | |
3793 v->len = p - v->data; | |
3794 | |
3795 return NGX_OK; | |
3796 } | |
3797 | |
3798 | |
3799 static ngx_int_t | |
3800 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
3801 ngx_http_variable_value_t *v, uintptr_t data) | |
3802 { | |
3803 u_char *p; | |
3804 size_t len; | |
3805 ngx_uint_t i; | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3806 ngx_msec_int_t ms; |
573 | 3807 ngx_http_upstream_state_t *state; |
3808 | |
3809 v->valid = 1; | |
1565 | 3810 v->no_cacheable = 0; |
573 | 3811 v->not_found = 0; |
3812 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3813 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3814 v->not_found = 1; |
3815 return NGX_OK; | |
3816 } | |
3817 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3818 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
573 | 3819 |
2049 | 3820 p = ngx_pnalloc(r->pool, len); |
573 | 3821 if (p == NULL) { |
3822 return NGX_ERROR; | |
3823 } | |
3824 | |
3825 v->data = p; | |
3826 | |
3827 i = 0; | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3828 state = r->upstream_states->elts; |
573 | 3829 |
3830 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3831 if (state[i].status) { |
1640 | 3832 ms = (ngx_msec_int_t) |
3833 (state[i].response_sec * 1000 + state[i].response_msec); | |
3515 | 3834 ms = ngx_max(ms, 0); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3835 p = ngx_sprintf(p, "%d.%03d", ms / 1000, ms % 1000); |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3836 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3837 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3838 *p++ = '-'; |
573 | 3839 } |
3840 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3841 if (++i == r->upstream_states->nelts) { |
573 | 3842 break; |
3843 } | |
3844 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3845 if (state[i].peer) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3846 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3847 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3848 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3849 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3850 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3851 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3852 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3853 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3854 if (++i == r->upstream_states->nelts) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3855 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3856 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3857 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3858 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3859 } |
573 | 3860 } |
3861 | |
3862 v->len = p - v->data; | |
3863 | |
3864 return NGX_OK; | |
3865 } | |
3866 | |
3867 | |
2402 | 3868 static ngx_int_t |
3869 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
3870 ngx_http_variable_value_t *v, uintptr_t data) | |
3871 { | |
3872 u_char *p; | |
3873 size_t len; | |
3874 ngx_uint_t i; | |
3875 ngx_http_upstream_state_t *state; | |
3876 | |
3877 v->valid = 1; | |
3878 v->no_cacheable = 0; | |
3879 v->not_found = 0; | |
3880 | |
3881 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3882 v->not_found = 1; | |
3883 return NGX_OK; | |
3884 } | |
3885 | |
3886 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
3887 | |
3888 p = ngx_pnalloc(r->pool, len); | |
3889 if (p == NULL) { | |
3890 return NGX_ERROR; | |
3891 } | |
3892 | |
3893 v->data = p; | |
3894 | |
3895 i = 0; | |
3896 state = r->upstream_states->elts; | |
3897 | |
3898 for ( ;; ) { | |
3899 p = ngx_sprintf(p, "%O", state[i].response_length); | |
3900 | |
3901 if (++i == r->upstream_states->nelts) { | |
3902 break; | |
3903 } | |
3904 | |
3905 if (state[i].peer) { | |
3906 *p++ = ','; | |
3907 *p++ = ' '; | |
3908 | |
3909 } else { | |
3910 *p++ = ' '; | |
3911 *p++ = ':'; | |
3912 *p++ = ' '; | |
3913 | |
3914 if (++i == r->upstream_states->nelts) { | |
3915 break; | |
3916 } | |
3917 | |
3918 continue; | |
3919 } | |
3920 } | |
3921 | |
3922 v->len = p - v->data; | |
3923 | |
3924 return NGX_OK; | |
3925 } | |
3926 | |
3927 | |
1162 | 3928 ngx_int_t |
3929 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
3930 ngx_http_variable_value_t *v, uintptr_t data) | |
3931 { | |
3932 if (r->upstream == NULL) { | |
3933 v->not_found = 1; | |
3934 return NGX_OK; | |
3935 } | |
3936 | |
3937 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
3938 &r->upstream->headers_in.headers.part, | |
3939 sizeof("upstream_http_") - 1); | |
3940 } | |
3941 | |
3942 | |
2952 | 3943 #if (NGX_HTTP_CACHE) |
3944 | |
3945 ngx_int_t | |
3946 ngx_http_upstream_cache_status(ngx_http_request_t *r, | |
3947 ngx_http_variable_value_t *v, uintptr_t data) | |
3948 { | |
3949 ngx_uint_t n; | |
3950 | |
3951 if (r->upstream == NULL || r->upstream->cache_status == 0) { | |
3952 v->not_found = 1; | |
3953 return NGX_OK; | |
3954 } | |
3955 | |
3956 n = r->upstream->cache_status - 1; | |
3957 | |
3958 v->valid = 1; | |
3959 v->no_cacheable = 0; | |
3960 v->not_found = 0; | |
3961 v->len = ngx_http_cache_status[n].len; | |
3962 v->data = ngx_http_cache_status[n].data; | |
3963 | |
3964 return NGX_OK; | |
3965 } | |
3966 | |
3967 #endif | |
3968 | |
3969 | |
651 | 3970 static char * |
3971 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
3972 { | |
884 | 3973 char *rv; |
3974 void *mconf; | |
3975 ngx_str_t *value; | |
3976 ngx_url_t u; | |
3977 ngx_uint_t m; | |
3978 ngx_conf_t pcf; | |
3979 ngx_http_module_t *module; | |
3980 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
3981 ngx_http_upstream_srv_conf_t *uscf; | |
3982 | |
3983 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3984 | |
3985 value = cf->args->elts; | |
3986 u.host = value[1]; | |
3987 u.no_resolve = 1; | |
3988 | |
3989 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
3990 |NGX_HTTP_UPSTREAM_WEIGHT | |
3991 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
3992 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
3993 |NGX_HTTP_UPSTREAM_DOWN | |
3994 |NGX_HTTP_UPSTREAM_BACKUP); | |
3995 if (uscf == NULL) { | |
3996 return NGX_CONF_ERROR; | |
3997 } | |
3998 | |
651 | 3999 |
4000 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
4001 if (ctx == NULL) { | |
4002 return NGX_CONF_ERROR; | |
4003 } | |
4004 | |
884 | 4005 http_ctx = cf->ctx; |
4006 ctx->main_conf = http_ctx->main_conf; | |
651 | 4007 |
4008 /* the upstream{}'s srv_conf */ | |
4009 | |
4010 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
4011 if (ctx->srv_conf == NULL) { | |
4012 return NGX_CONF_ERROR; | |
4013 } | |
4014 | |
4015 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
4016 | |
884 | 4017 uscf->srv_conf = ctx->srv_conf; |
4018 | |
651 | 4019 |
4020 /* the upstream{}'s loc_conf */ | |
4021 | |
4022 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
4023 if (ctx->loc_conf == NULL) { | |
4024 return NGX_CONF_ERROR; | |
4025 } | |
4026 | |
4027 for (m = 0; ngx_modules[m]; m++) { | |
4028 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
4029 continue; | |
4030 } | |
4031 | |
4032 module = ngx_modules[m]->ctx; | |
4033 | |
884 | 4034 if (module->create_srv_conf) { |
4035 mconf = module->create_srv_conf(cf); | |
4036 if (mconf == NULL) { | |
4037 return NGX_CONF_ERROR; | |
4038 } | |
4039 | |
4040 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
4041 } | |
4042 | |
651 | 4043 if (module->create_loc_conf) { |
4044 mconf = module->create_loc_conf(cf); | |
4045 if (mconf == NULL) { | |
4046 return NGX_CONF_ERROR; | |
4047 } | |
4048 | |
4049 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
4050 } | |
4051 } | |
4052 | |
4053 | |
4054 /* parse inside upstream{} */ | |
4055 | |
4056 pcf = *cf; | |
4057 cf->ctx = ctx; | |
4058 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
4059 | |
4060 rv = ngx_conf_parse(cf, NULL); | |
4061 | |
4062 *cf = pcf; | |
4063 | |
4064 if (rv != NGX_CONF_OK) { | |
4065 return rv; | |
4066 } | |
4067 | |
4068 if (uscf->servers == NULL) { | |
4069 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4070 "no servers are inside upstream"); | |
4071 return NGX_CONF_ERROR; | |
4072 } | |
4073 | |
4074 return rv; | |
4075 } | |
4076 | |
4077 | |
4078 static char * | |
4079 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
4080 { | |
4081 ngx_http_upstream_srv_conf_t *uscf = conf; | |
4082 | |
884 | 4083 time_t fail_timeout; |
4084 ngx_str_t *value, s; | |
4085 ngx_url_t u; | |
4086 ngx_int_t weight, max_fails; | |
4087 ngx_uint_t i; | |
4088 ngx_http_upstream_server_t *us; | |
651 | 4089 |
4090 if (uscf->servers == NULL) { | |
884 | 4091 uscf->servers = ngx_array_create(cf->pool, 4, |
4092 sizeof(ngx_http_upstream_server_t)); | |
651 | 4093 if (uscf->servers == NULL) { |
4094 return NGX_CONF_ERROR; | |
4095 } | |
4096 } | |
4097 | |
884 | 4098 us = ngx_array_push(uscf->servers); |
4099 if (us == NULL) { | |
651 | 4100 return NGX_CONF_ERROR; |
4101 } | |
4102 | |
884 | 4103 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
4104 | |
651 | 4105 value = cf->args->elts; |
4106 | |
4107 ngx_memzero(&u, sizeof(ngx_url_t)); | |
4108 | |
4109 u.url = value[1]; | |
906 | 4110 u.default_port = 80; |
651 | 4111 |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4112 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
651 | 4113 if (u.err) { |
4114 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4115 "%s in upstream \"%V\"", u.err, &u.url); | |
4116 } | |
4117 | |
4118 return NGX_CONF_ERROR; | |
4119 } | |
4120 | |
663 | 4121 weight = 1; |
884 | 4122 max_fails = 1; |
4123 fail_timeout = 10; | |
4124 | |
4125 for (i = 2; i < cf->args->nelts; i++) { | |
4126 | |
4127 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
4128 | |
4129 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
4130 goto invalid; | |
4131 } | |
4132 | |
4133 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
663 | 4134 |
4135 if (weight == NGX_ERROR || weight == 0) { | |
4136 goto invalid; | |
4137 } | |
4138 | |
884 | 4139 continue; |
4140 } | |
4141 | |
4142 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
4143 | |
4144 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
4145 goto invalid; | |
4146 } | |
4147 | |
4148 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
4149 | |
4150 if (max_fails == NGX_ERROR) { | |
4151 goto invalid; | |
4152 } | |
4153 | |
4154 continue; | |
663 | 4155 } |
884 | 4156 |
4157 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
4158 | |
4159 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
4160 goto invalid; | |
4161 } | |
4162 | |
4163 s.len = value[i].len - 13; | |
4164 s.data = &value[i].data[13]; | |
4165 | |
4166 fail_timeout = ngx_parse_time(&s, 1); | |
4167 | |
1973 | 4168 if (fail_timeout == NGX_ERROR) { |
884 | 4169 goto invalid; |
4170 } | |
4171 | |
4172 continue; | |
4173 } | |
4174 | |
1378 | 4175 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
4176 | |
4177 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
4178 goto invalid; | |
4179 } | |
4180 | |
4181 us->backup = 1; | |
4182 | |
4183 continue; | |
4184 } | |
4185 | |
884 | 4186 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
4187 | |
4188 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
4189 goto invalid; | |
4190 } | |
4191 | |
4192 us->down = 1; | |
4193 | |
4194 continue; | |
4195 } | |
4196 | |
4197 goto invalid; | |
663 | 4198 } |
4199 | |
884 | 4200 us->addrs = u.addrs; |
4201 us->naddrs = u.naddrs; | |
4202 us->weight = weight; | |
4203 us->max_fails = max_fails; | |
4204 us->fail_timeout = fail_timeout; | |
651 | 4205 |
4206 return NGX_CONF_OK; | |
663 | 4207 |
4208 invalid: | |
4209 | |
884 | 4210 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4211 "invalid parameter \"%V\"", &value[i]); | |
663 | 4212 |
4213 return NGX_CONF_ERROR; | |
651 | 4214 } |
4215 | |
4216 | |
4217 ngx_http_upstream_srv_conf_t * | |
884 | 4218 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
651 | 4219 { |
4220 ngx_uint_t i; | |
884 | 4221 ngx_http_upstream_server_t *us; |
651 | 4222 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
4223 ngx_http_upstream_main_conf_t *umcf; | |
4224 | |
884 | 4225 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
4226 | |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4227 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
651 | 4228 if (u->err) { |
4229 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4230 "%s in upstream \"%V\"", u->err, &u->url); | |
4231 } | |
4232 | |
4233 return NULL; | |
4234 } | |
4235 } | |
4236 | |
4237 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
4238 | |
4239 uscfp = umcf->upstreams.elts; | |
4240 | |
4241 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
906 | 4242 |
4243 if (uscfp[i]->host.len != u->host.len | |
884 | 4244 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
4245 != 0) | |
4246 { | |
651 | 4247 continue; |
4248 } | |
4249 | |
884 | 4250 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
4251 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
651 | 4252 { |
884 | 4253 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4254 "duplicate upstream \"%V\"", &u->host); | |
4255 return NULL; | |
651 | 4256 } |
884 | 4257 |
906 | 4258 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
884 | 4259 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
906 | 4260 "upstream \"%V\" may not have port %d", |
4261 &u->host, u->port); | |
4262 return NULL; | |
4263 } | |
4264 | |
4265 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
4266 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
4267 "upstream \"%V\" may not have port %d in %s:%ui", | |
4268 &u->host, uscfp[i]->port, | |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4269 uscfp[i]->file_name, uscfp[i]->line); |
906 | 4270 return NULL; |
4271 } | |
4272 | |
4273 if (uscfp[i]->port != u->port) { | |
4274 continue; | |
884 | 4275 } |
4276 | |
1340 | 4277 if (uscfp[i]->default_port && u->default_port |
4278 && uscfp[i]->default_port != u->default_port) | |
4279 { | |
4280 continue; | |
4281 } | |
4282 | |
4349 | 4283 if (flags & NGX_HTTP_UPSTREAM_CREATE) { |
4284 uscfp[i]->flags = flags; | |
4285 } | |
4286 | |
884 | 4287 return uscfp[i]; |
651 | 4288 } |
4289 | |
4290 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
4291 if (uscf == NULL) { | |
4292 return NULL; | |
4293 } | |
4294 | |
884 | 4295 uscf->flags = flags; |
651 | 4296 uscf->host = u->host; |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4297 uscf->file_name = cf->conf_file->file.name.data; |
651 | 4298 uscf->line = cf->conf_file->line; |
906 | 4299 uscf->port = u->port; |
4300 uscf->default_port = u->default_port; | |
884 | 4301 |
4302 if (u->naddrs == 1) { | |
4303 uscf->servers = ngx_array_create(cf->pool, 1, | |
4304 sizeof(ngx_http_upstream_server_t)); | |
4305 if (uscf->servers == NULL) { | |
4306 return NGX_CONF_ERROR; | |
4307 } | |
4308 | |
4309 us = ngx_array_push(uscf->servers); | |
4310 if (us == NULL) { | |
4311 return NGX_CONF_ERROR; | |
4312 } | |
4313 | |
4314 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
4315 | |
4316 us->addrs = u->addrs; | |
4317 us->naddrs = u->naddrs; | |
4318 } | |
651 | 4319 |
4320 uscfp = ngx_array_push(&umcf->upstreams); | |
4321 if (uscfp == NULL) { | |
4322 return NULL; | |
4323 } | |
4324 | |
4325 *uscfp = uscf; | |
4326 | |
4327 return uscf; | |
4328 } | |
4329 | |
4330 | |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4331 char * |
3399 | 4332 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
|
4333 void *conf) |
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 char *p = conf; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4336 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4337 ngx_int_t rc; |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4338 ngx_str_t *value; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4339 ngx_addr_t **paddr; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4340 |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4341 paddr = (ngx_addr_t **) (p + cmd->offset); |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4342 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4343 *paddr = ngx_palloc(cf->pool, sizeof(ngx_addr_t)); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4344 if (*paddr == NULL) { |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4345 return NGX_CONF_ERROR; |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4346 } |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4347 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4348 value = cf->args->elts; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4349 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4350 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
|
4351 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4352 switch (rc) { |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4353 case NGX_OK: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4354 (*paddr)->name = value[1]; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4355 return NGX_CONF_OK; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4356 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4357 case NGX_DECLINED: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4358 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4359 "invalid address \"%V\"", &value[1]); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4360 default: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4361 return NGX_CONF_ERROR; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4362 } |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4363 } |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4364 |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4365 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4366 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
|
4367 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
|
4368 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
|
4369 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
|
4370 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4371 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
|
4372 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
|
4373 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
|
4374 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
|
4375 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4376 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
|
4377 && 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
|
4378 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4379 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
|
4380 |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4381 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
|
4382 #if (NGX_HTTP_CACHE) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4383 && ((conf->cache == NULL) == (prev->cache == NULL)) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4384 #endif |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4385 ) |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4386 { |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4387 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
|
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 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
|
4391 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
|
4392 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4393 } else { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4394 if (conf->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
|
4395 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
|
4396 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4397 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4398 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
|
4399 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
|
4400 } |
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 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
|
4404 != NGX_OK) |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4405 { |
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 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
|
4410 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
|
4411 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
|
4412 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
|
4413 } |
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 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
|
4416 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
|
4417 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
|
4418 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4419 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4420 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
|
4421 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4422 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
|
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->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
|
4425 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4426 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
|
4427 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4428 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
|
4429 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
|
4430 goto exist; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4431 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4432 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4433 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4434 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
|
4435 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
|
4436 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
|
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 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
|
4440 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
|
4441 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
|
4442 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4443 exist: |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4444 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4445 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4446 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4447 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4448 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4449 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
|
4450 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4451 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
|
4452 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
|
4453 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4454 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
|
4455 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
|
4456 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4457 if (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
|
4458 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4459 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4460 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4461 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
|
4462 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
|
4463 break; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4464 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4465 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4466 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4467 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4468 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4469 hash->hash = &conf->hide_headers_hash; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4470 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
|
4471 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
|
4472 hash->temp_pool = NULL; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4473 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4474 return ngx_hash_init(hash, hide_headers.elts, hide_headers.nelts); |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4475 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
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parents:
1699
diff
changeset
|
4476 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
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diff
changeset
|
4477 |
509 | 4478 static void * |
4479 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
4480 { | |
4481 ngx_http_upstream_main_conf_t *umcf; | |
4482 | |
4483 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
4484 if (umcf == NULL) { | |
4485 return NULL; | |
4486 } | |
4487 | |
651 | 4488 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
4489 sizeof(ngx_http_upstream_srv_conf_t *)) | |
4490 != NGX_OK) | |
4491 { | |
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4492 return NULL; |
651 | 4493 } |
4494 | |
509 | 4495 return umcf; |
4496 } | |
4497 | |
4498 | |
4499 static char * | |
651 | 4500 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
509 | 4501 { |
4502 ngx_http_upstream_main_conf_t *umcf = conf; | |
4503 | |
651 | 4504 ngx_uint_t i; |
4505 ngx_array_t headers_in; | |
4506 ngx_hash_key_t *hk; | |
4507 ngx_hash_init_t hash; | |
884 | 4508 ngx_http_upstream_init_pt init; |
651 | 4509 ngx_http_upstream_header_t *header; |
4510 ngx_http_upstream_srv_conf_t **uscfp; | |
4511 | |
4512 uscfp = umcf->upstreams.elts; | |
4513 | |
4514 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
884 | 4515 |
4516 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
4517 ngx_http_upstream_init_round_robin; | |
4518 | |
4519 if (init(cf, uscfp[i]) != NGX_OK) { | |
651 | 4520 return NGX_CONF_ERROR; |
4521 } | |
4522 } | |
649 | 4523 |
663 | 4524 |
884 | 4525 /* upstream_headers_in_hash */ |
4526 | |
649 | 4527 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
4528 != NGX_OK) | |
509 | 4529 { |
4530 return NGX_CONF_ERROR; | |
4531 } | |
4532 | |
649 | 4533 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
4534 hk = ngx_array_push(&headers_in); | |
4535 if (hk == NULL) { | |
4536 return NGX_CONF_ERROR; | |
4537 } | |
4538 | |
4539 hk->key = header->name; | |
4540 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
4541 hk->value = header; | |
4542 } | |
4543 | |
4544 hash.hash = &umcf->headers_in_hash; | |
4545 hash.key = ngx_hash_key_lc; | |
4546 hash.max_size = 512; | |
751
bae59a740c40
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Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4547 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
649 | 4548 hash.name = "upstream_headers_in_hash"; |
4549 hash.pool = cf->pool; | |
4550 hash.temp_pool = NULL; | |
4551 | |
4552 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
4553 return NGX_CONF_ERROR; | |
4554 } | |
509 | 4555 |
4556 return NGX_CONF_OK; | |
4557 } |