Mercurial > hg > nginx-quic
annotate src/http/ngx_http_upstream.c @ 3169:b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Mon, 28 Sep 2009 12:31:47 +0000 |
parents | d430c6ab1c99 |
children | b495a56f1f24 |
rev | line source |
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479 | 1 |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4 */ | |
5 | |
6 | |
7 #include <ngx_config.h> | |
8 #include <ngx_core.h> | |
9 #include <ngx_http.h> | |
10 | |
11 | |
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12 #if (NGX_HTTP_CACHE) |
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13 static ngx_int_t ngx_http_upstream_cache(ngx_http_request_t *r, |
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14 ngx_http_upstream_t *u); |
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15 static ngx_int_t ngx_http_upstream_cache_send(ngx_http_request_t *r, |
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16 ngx_http_upstream_t *u); |
2952 | 17 static ngx_int_t ngx_http_upstream_cache_status(ngx_http_request_t *r, |
18 ngx_http_variable_value_t *v, uintptr_t data); | |
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19 #endif |
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20 |
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21 static void ngx_http_upstream_init_request(ngx_http_request_t *r); |
1658 | 22 static void ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx); |
509 | 23 static void ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r); |
24 static void ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r); | |
25 static void ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
26 ngx_event_t *ev); | |
479 | 27 static void ngx_http_upstream_connect(ngx_http_request_t *r, |
487 | 28 ngx_http_upstream_t *u); |
509 | 29 static ngx_int_t ngx_http_upstream_reinit(ngx_http_request_t *r, |
487 | 30 ngx_http_upstream_t *u); |
479 | 31 static void ngx_http_upstream_send_request(ngx_http_request_t *r, |
487 | 32 ngx_http_upstream_t *u); |
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33 static void ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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34 ngx_http_upstream_t *u); |
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35 static void ngx_http_upstream_process_header(ngx_http_request_t *r, |
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36 ngx_http_upstream_t *u); |
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37 static ngx_int_t ngx_http_upstream_test_next(ngx_http_request_t *r, |
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38 ngx_http_upstream_t *u); |
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39 static ngx_int_t ngx_http_upstream_intercept_errors(ngx_http_request_t *r, |
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40 ngx_http_upstream_t *u); |
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41 static ngx_int_t ngx_http_upstream_test_connect(ngx_connection_t *c); |
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42 static ngx_int_t ngx_http_upstream_process_headers(ngx_http_request_t *r, |
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43 ngx_http_upstream_t *u); |
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44 static void ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
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45 ngx_http_upstream_t *u); |
479 | 46 static void ngx_http_upstream_send_response(ngx_http_request_t *r, |
487 | 47 ngx_http_upstream_t *u); |
581 | 48 static void |
49 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r); | |
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50 static void |
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51 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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52 ngx_http_upstream_t *u); |
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53 static void |
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54 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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55 ngx_uint_t do_write); |
581 | 56 static ngx_int_t ngx_http_upstream_non_buffered_filter_init(void *data); |
57 static ngx_int_t ngx_http_upstream_non_buffered_filter(void *data, | |
58 ssize_t bytes); | |
509 | 59 static void ngx_http_upstream_process_downstream(ngx_http_request_t *r); |
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60 static void ngx_http_upstream_process_upstream(ngx_http_request_t *r, |
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61 ngx_http_upstream_t *u); |
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62 static void ngx_http_upstream_process_request(ngx_http_request_t *r); |
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63 static void ngx_http_upstream_store(ngx_http_request_t *r, |
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64 ngx_http_upstream_t *u); |
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65 static void ngx_http_upstream_dummy_handler(ngx_http_request_t *r, |
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66 ngx_http_upstream_t *u); |
479 | 67 static void ngx_http_upstream_next(ngx_http_request_t *r, |
487 | 68 ngx_http_upstream_t *u, ngx_uint_t ft_type); |
569 | 69 static void ngx_http_upstream_cleanup(void *data); |
479 | 70 static void ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
487 | 71 ngx_http_upstream_t *u, ngx_int_t rc); |
479 | 72 |
509 | 73 static ngx_int_t ngx_http_upstream_process_header_line(ngx_http_request_t *r, |
74 ngx_table_elt_t *h, ngx_uint_t offset); | |
75 static ngx_int_t | |
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76 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 77 ngx_table_elt_t *h, ngx_uint_t offset); |
78 static ngx_int_t ngx_http_upstream_ignore_header_line(ngx_http_request_t *r, | |
79 ngx_table_elt_t *h, ngx_uint_t offset); | |
2666 | 80 static ngx_int_t ngx_http_upstream_process_expires(ngx_http_request_t *r, |
81 ngx_table_elt_t *h, ngx_uint_t offset); | |
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82 static ngx_int_t ngx_http_upstream_process_accel_expires(ngx_http_request_t *r, |
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83 ngx_table_elt_t *h, ngx_uint_t offset); |
527 | 84 static ngx_int_t ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, |
85 ngx_table_elt_t *h, ngx_uint_t offset); | |
649 | 86 static ngx_int_t ngx_http_upstream_process_buffering(ngx_http_request_t *r, |
509 | 87 ngx_table_elt_t *h, ngx_uint_t offset); |
657 | 88 static ngx_int_t ngx_http_upstream_process_charset(ngx_http_request_t *r, |
89 ngx_table_elt_t *h, ngx_uint_t offset); | |
649 | 90 static ngx_int_t ngx_http_upstream_copy_header_line(ngx_http_request_t *r, |
509 | 91 ngx_table_elt_t *h, ngx_uint_t offset); |
92 static ngx_int_t | |
93 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
94 ngx_table_elt_t *h, ngx_uint_t offset); | |
95 static ngx_int_t ngx_http_upstream_copy_content_type(ngx_http_request_t *r, | |
96 ngx_table_elt_t *h, ngx_uint_t offset); | |
97 static ngx_int_t ngx_http_upstream_copy_content_length(ngx_http_request_t *r, | |
98 ngx_table_elt_t *h, ngx_uint_t offset); | |
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99 static ngx_int_t ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, |
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100 ngx_table_elt_t *h, ngx_uint_t offset); |
509 | 101 static ngx_int_t ngx_http_upstream_rewrite_location(ngx_http_request_t *r, |
102 ngx_table_elt_t *h, ngx_uint_t offset); | |
103 static ngx_int_t ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, | |
104 ngx_table_elt_t *h, ngx_uint_t offset); | |
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105 static ngx_int_t ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
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106 ngx_table_elt_t *h, ngx_uint_t offset); |
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107 |
509 | 108 #if (NGX_HTTP_GZIP) |
109 static ngx_int_t ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
110 ngx_table_elt_t *h, ngx_uint_t offset); | |
111 #endif | |
112 | |
573 | 113 static ngx_int_t ngx_http_upstream_add_variables(ngx_conf_t *cf); |
1181 | 114 static ngx_int_t ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
115 ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 116 static ngx_int_t ngx_http_upstream_status_variable(ngx_http_request_t *r, |
117 ngx_http_variable_value_t *v, uintptr_t data); | |
118 static ngx_int_t ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
119 ngx_http_variable_value_t *v, uintptr_t data); | |
2402 | 120 static ngx_int_t ngx_http_upstream_response_length_variable( |
121 ngx_http_request_t *r, ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 122 |
651 | 123 static char *ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy); |
124 static char *ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, | |
125 void *conf); | |
126 | |
509 | 127 static void *ngx_http_upstream_create_main_conf(ngx_conf_t *cf); |
651 | 128 static char *ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf); |
509 | 129 |
577 | 130 #if (NGX_HTTP_SSL) |
591 | 131 static void ngx_http_upstream_ssl_init_connection(ngx_http_request_t *, |
132 ngx_http_upstream_t *u, ngx_connection_t *c); | |
577 | 133 static void ngx_http_upstream_ssl_handshake(ngx_connection_t *c); |
134 #endif | |
135 | |
509 | 136 |
137 ngx_http_upstream_header_t ngx_http_upstream_headers_in[] = { | |
138 | |
139 { ngx_string("Status"), | |
140 ngx_http_upstream_process_header_line, | |
141 offsetof(ngx_http_upstream_headers_in_t, status), | |
649 | 142 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 143 |
144 { ngx_string("Content-Type"), | |
145 ngx_http_upstream_process_header_line, | |
146 offsetof(ngx_http_upstream_headers_in_t, content_type), | |
673 | 147 ngx_http_upstream_copy_content_type, 0, 1 }, |
509 | 148 |
149 { ngx_string("Content-Length"), | |
150 ngx_http_upstream_process_header_line, | |
151 offsetof(ngx_http_upstream_headers_in_t, content_length), | |
515 | 152 ngx_http_upstream_copy_content_length, 0, 0 }, |
509 | 153 |
154 { ngx_string("Date"), | |
155 ngx_http_upstream_process_header_line, | |
156 offsetof(ngx_http_upstream_headers_in_t, date), | |
649 | 157 ngx_http_upstream_copy_header_line, |
158 offsetof(ngx_http_headers_out_t, date), 0 }, | |
509 | 159 |
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160 { ngx_string("Last-Modified"), |
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161 ngx_http_upstream_process_header_line, |
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162 offsetof(ngx_http_upstream_headers_in_t, last_modified), |
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163 ngx_http_upstream_copy_last_modified, 0, 0 }, |
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164 |
3037 | 165 { ngx_string("ETag"), |
166 ngx_http_upstream_process_header_line, | |
167 offsetof(ngx_http_upstream_headers_in_t, etag), | |
168 ngx_http_upstream_copy_header_line, | |
169 offsetof(ngx_http_headers_out_t, etag), 0 }, | |
170 | |
509 | 171 { ngx_string("Server"), |
172 ngx_http_upstream_process_header_line, | |
173 offsetof(ngx_http_upstream_headers_in_t, server), | |
649 | 174 ngx_http_upstream_copy_header_line, |
175 offsetof(ngx_http_headers_out_t, server), 0 }, | |
509 | 176 |
529 | 177 { ngx_string("WWW-Authenticate"), |
178 ngx_http_upstream_process_header_line, | |
179 offsetof(ngx_http_upstream_headers_in_t, www_authenticate), | |
180 ngx_http_upstream_copy_header_line, 0, 0 }, | |
181 | |
509 | 182 { ngx_string("Location"), |
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183 ngx_http_upstream_process_header_line, |
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184 offsetof(ngx_http_upstream_headers_in_t, location), |
515 | 185 ngx_http_upstream_rewrite_location, 0, 0 }, |
509 | 186 |
187 { ngx_string("Refresh"), | |
188 ngx_http_upstream_ignore_header_line, 0, | |
515 | 189 ngx_http_upstream_rewrite_refresh, 0, 0 }, |
190 | |
191 { ngx_string("Set-Cookie"), | |
192 ngx_http_upstream_ignore_header_line, 0, | |
531 | 193 ngx_http_upstream_copy_header_line, 0, 1 }, |
194 | |
195 { ngx_string("Content-Disposition"), | |
196 ngx_http_upstream_ignore_header_line, 0, | |
197 ngx_http_upstream_copy_header_line, 0, 1 }, | |
509 | 198 |
199 { ngx_string("Cache-Control"), | |
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200 ngx_http_upstream_process_cache_control, 0, |
509 | 201 ngx_http_upstream_copy_multi_header_lines, |
515 | 202 offsetof(ngx_http_headers_out_t, cache_control), 1 }, |
509 | 203 |
573 | 204 { ngx_string("Expires"), |
2666 | 205 ngx_http_upstream_process_expires, 0, |
573 | 206 ngx_http_upstream_copy_header_line, |
207 offsetof(ngx_http_headers_out_t, expires), 1 }, | |
208 | |
577 | 209 { ngx_string("Accept-Ranges"), |
210 ngx_http_upstream_process_header_line, | |
211 offsetof(ngx_http_upstream_headers_in_t, accept_ranges), | |
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212 ngx_http_upstream_copy_allow_ranges, |
577 | 213 offsetof(ngx_http_headers_out_t, accept_ranges), 1 }, |
214 | |
509 | 215 { ngx_string("Connection"), |
216 ngx_http_upstream_ignore_header_line, 0, | |
515 | 217 ngx_http_upstream_ignore_header_line, 0, 0 }, |
509 | 218 |
641 | 219 { ngx_string("Keep-Alive"), |
220 ngx_http_upstream_ignore_header_line, 0, | |
221 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
222 | |
509 | 223 { ngx_string("X-Powered-By"), |
224 ngx_http_upstream_ignore_header_line, 0, | |
649 | 225 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 226 |
227 { ngx_string("X-Accel-Expires"), | |
2664 | 228 ngx_http_upstream_process_accel_expires, 0, |
649 | 229 ngx_http_upstream_copy_header_line, 0, 0 }, |
515 | 230 |
231 { ngx_string("X-Accel-Redirect"), | |
232 ngx_http_upstream_process_header_line, | |
233 offsetof(ngx_http_upstream_headers_in_t, x_accel_redirect), | |
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234 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 235 |
527 | 236 { ngx_string("X-Accel-Limit-Rate"), |
237 ngx_http_upstream_process_limit_rate, 0, | |
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238 ngx_http_upstream_copy_header_line, 0, 0 }, |
527 | 239 |
649 | 240 { ngx_string("X-Accel-Buffering"), |
241 ngx_http_upstream_process_buffering, 0, | |
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242 ngx_http_upstream_copy_header_line, 0, 0 }, |
649 | 243 |
657 | 244 { ngx_string("X-Accel-Charset"), |
245 ngx_http_upstream_process_charset, 0, | |
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246 ngx_http_upstream_copy_header_line, 0, 0 }, |
657 | 247 |
509 | 248 #if (NGX_HTTP_GZIP) |
249 { ngx_string("Content-Encoding"), | |
250 ngx_http_upstream_process_header_line, | |
251 offsetof(ngx_http_upstream_headers_in_t, content_encoding), | |
515 | 252 ngx_http_upstream_copy_content_encoding, 0, 0 }, |
509 | 253 #endif |
254 | |
515 | 255 { ngx_null_string, NULL, 0, NULL, 0, 0 } |
509 | 256 }; |
479 | 257 |
258 | |
651 | 259 static ngx_command_t ngx_http_upstream_commands[] = { |
260 | |
261 { ngx_string("upstream"), | |
262 NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1, | |
263 ngx_http_upstream, | |
264 0, | |
265 0, | |
266 NULL }, | |
267 | |
268 { ngx_string("server"), | |
884 | 269 NGX_HTTP_UPS_CONF|NGX_CONF_1MORE, |
651 | 270 ngx_http_upstream_server, |
271 NGX_HTTP_SRV_CONF_OFFSET, | |
272 0, | |
273 NULL }, | |
274 | |
275 ngx_null_command | |
276 }; | |
277 | |
278 | |
279 static ngx_http_module_t ngx_http_upstream_module_ctx = { | |
573 | 280 ngx_http_upstream_add_variables, /* preconfiguration */ |
509 | 281 NULL, /* postconfiguration */ |
282 | |
283 ngx_http_upstream_create_main_conf, /* create main configuration */ | |
651 | 284 ngx_http_upstream_init_main_conf, /* init main configuration */ |
479 | 285 |
286 NULL, /* create server configuration */ | |
287 NULL, /* merge server configuration */ | |
288 | |
289 NULL, /* create location configuration */ | |
290 NULL /* merge location configuration */ | |
291 }; | |
577 | 292 |
479 | 293 |
294 ngx_module_t ngx_http_upstream_module = { | |
509 | 295 NGX_MODULE_V1, |
479 | 296 &ngx_http_upstream_module_ctx, /* module context */ |
651 | 297 ngx_http_upstream_commands, /* module directives */ |
479 | 298 NGX_HTTP_MODULE, /* module type */ |
541 | 299 NULL, /* init master */ |
479 | 300 NULL, /* init module */ |
541 | 301 NULL, /* init process */ |
302 NULL, /* init thread */ | |
303 NULL, /* exit thread */ | |
304 NULL, /* exit process */ | |
305 NULL, /* exit master */ | |
306 NGX_MODULE_V1_PADDING | |
479 | 307 }; |
308 | |
309 | |
573 | 310 static ngx_http_variable_t ngx_http_upstream_vars[] = { |
311 | |
1181 | 312 { ngx_string("upstream_addr"), NULL, |
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313 ngx_http_upstream_addr_variable, 0, |
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314 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
1181 | 315 |
637 | 316 { ngx_string("upstream_status"), NULL, |
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317 ngx_http_upstream_status_variable, 0, |
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318 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 319 |
637 | 320 { ngx_string("upstream_response_time"), NULL, |
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321 ngx_http_upstream_response_time_variable, 0, |
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322 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 323 |
2402 | 324 { ngx_string("upstream_response_length"), NULL, |
325 ngx_http_upstream_response_length_variable, 0, | |
326 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, | |
327 | |
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328 #if (NGX_HTTP_CACHE) |
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329 |
2952 | 330 { ngx_string("upstream_cache_status"), NULL, |
331 ngx_http_upstream_cache_status, 0, | |
332 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, | |
333 | |
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334 #endif |
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335 |
637 | 336 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
573 | 337 }; |
338 | |
339 | |
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340 static ngx_http_upstream_next_t ngx_http_upstream_next_errors[] = { |
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341 { 500, NGX_HTTP_UPSTREAM_FT_HTTP_500 }, |
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342 { 502, NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
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343 { 503, NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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344 { 504, NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
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345 { 404, NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
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346 { 0, 0 } |
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347 }; |
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348 |
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349 |
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350 ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[] = { |
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351 { ngx_string("GET"), NGX_HTTP_GET}, |
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352 { ngx_string("HEAD"), NGX_HTTP_HEAD }, |
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353 { ngx_string("POST"), NGX_HTTP_POST }, |
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354 { ngx_null_string, 0 } |
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355 }; |
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356 |
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357 |
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358 ngx_int_t |
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359 ngx_http_upstream_create(ngx_http_request_t *r) |
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360 { |
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361 ngx_http_upstream_t *u; |
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362 |
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363 u = r->upstream; |
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364 |
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365 if (u && u->cleanup) { |
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366 r->main->count++; |
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367 ngx_http_upstream_cleanup(r); |
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368 *u->cleanup = NULL; |
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369 } |
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370 |
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371 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
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372 if (u == NULL) { |
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373 return NGX_ERROR; |
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374 } |
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375 |
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376 r->upstream = u; |
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377 |
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378 u->peer.log = r->connection->log; |
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379 u->peer.log_error = NGX_ERROR_ERR; |
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380 #if (NGX_THREADS) |
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381 u->peer.lock = &r->connection->lock; |
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382 #endif |
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383 |
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384 #if (NGX_HTTP_CACHE) |
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385 r->cache = NULL; |
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386 #endif |
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387 |
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388 return NGX_OK; |
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389 } |
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390 |
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391 |
487 | 392 void |
393 ngx_http_upstream_init(ngx_http_request_t *r) | |
479 | 394 { |
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395 ngx_connection_t *c; |
479 | 396 |
397 c = r->connection; | |
398 | |
399 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
400 "http init upstream, client timer: %d", c->read->timer_set); | |
401 | |
402 if (c->read->timer_set) { | |
403 ngx_del_timer(c->read); | |
404 } | |
405 | |
406 if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { | |
407 | |
408 if (!c->write->active) { | |
531 | 409 if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) |
410 == NGX_ERROR) | |
479 | 411 { |
412 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
413 return; | |
414 } | |
415 } | |
416 } | |
417 | |
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418 ngx_http_upstream_init_request(r); |
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419 } |
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420 |
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421 |
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422 static void |
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423 ngx_http_upstream_init_request(ngx_http_request_t *r) |
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424 { |
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425 ngx_str_t *host; |
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426 ngx_uint_t i; |
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427 ngx_resolver_ctx_t *ctx, temp; |
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428 ngx_http_cleanup_t *cln; |
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429 ngx_http_upstream_t *u; |
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430 ngx_http_core_loc_conf_t *clcf; |
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431 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
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432 ngx_http_upstream_main_conf_t *umcf; |
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433 |
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434 if (r->aio) { |
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435 return; |
537 | 436 } |
509 | 437 |
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438 u = r->upstream; |
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439 |
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440 #if (NGX_HTTP_CACHE) |
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441 |
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442 if (u->conf->cache) { |
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443 ngx_int_t rc; |
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444 |
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445 rc = ngx_http_upstream_cache(r, u); |
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446 |
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|
447 if (rc == NGX_BUSY) { |
3052
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448 r->write_event_handler = ngx_http_upstream_init_request; |
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449 return; |
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|
450 } |
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diff
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|
451 |
3055
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fix sending a cached file using AIO
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452 r->write_event_handler = ngx_http_request_empty_handler; |
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fix sending a cached file using AIO
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|
453 |
2592
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a prelimiary proxy cache support
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454 if (rc == NGX_DONE) { |
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455 return; |
3a8a53c0c42f
a prelimiary proxy cache support
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|
456 } |
3a8a53c0c42f
a prelimiary proxy cache support
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|
457 |
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a prelimiary proxy cache support
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|
458 if (rc != NGX_DECLINED) { |
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a prelimiary proxy cache support
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|
459 ngx_http_finalize_request(r, rc); |
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460 return; |
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|
461 } |
3a8a53c0c42f
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|
462 } |
3a8a53c0c42f
a prelimiary proxy cache support
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|
463 |
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|
464 #endif |
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|
465 |
3052
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466 u->store = (u->conf->store || u->conf->store_lengths); |
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FreeBSD and Linux AIO support
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467 |
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diff
changeset
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468 if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { |
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diff
changeset
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469 r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; |
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changeset
|
470 r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; |
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|
471 } |
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|
472 |
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473 if (r->request_body) { |
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|
474 u->request_bufs = r->request_body->bufs; |
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|
475 } |
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|
476 |
537 | 477 if (u->create_request(r) != NGX_OK) { |
479 | 478 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
479 return; | |
480 } | |
481 | |
509 | 482 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
479 | 483 |
3053 | 484 u->output.alignment = clcf->directio_alignment; |
479 | 485 u->output.pool = r->pool; |
486 u->output.bufs.num = 1; | |
509 | 487 u->output.bufs.size = clcf->client_body_buffer_size; |
479 | 488 u->output.output_filter = ngx_chain_writer; |
489 u->output.filter_ctx = &u->writer; | |
490 | |
491 u->writer.pool = r->pool; | |
492 | |
1168
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store the upstream states before X-Accel-Redirect to a next upstream
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493 if (r->upstream_states == NULL) { |
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|
494 |
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495 r->upstream_states = ngx_array_create(r->pool, 1, |
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store the upstream states before X-Accel-Redirect to a next upstream
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496 sizeof(ngx_http_upstream_state_t)); |
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|
497 if (r->upstream_states == NULL) { |
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|
498 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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499 return; |
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|
500 } |
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store the upstream states before X-Accel-Redirect to a next upstream
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|
501 |
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|
502 } else { |
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store the upstream states before X-Accel-Redirect to a next upstream
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changeset
|
503 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
504 u->state = ngx_array_push(r->upstream_states); |
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store the upstream states before X-Accel-Redirect to a next upstream
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|
505 if (u->state == NULL) { |
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store the upstream states before X-Accel-Redirect to a next upstream
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changeset
|
506 ngx_http_upstream_finalize_request(r, u, |
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store the upstream states before X-Accel-Redirect to a next upstream
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|
507 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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|
508 return; |
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|
509 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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changeset
|
510 |
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store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
511 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); |
479 | 512 } |
513 | |
593 | 514 cln = ngx_http_cleanup_add(r, 0); |
569 | 515 if (cln == NULL) { |
516 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
517 return; | |
518 } | |
519 | |
520 cln->handler = ngx_http_upstream_cleanup; | |
521 cln->data = r; | |
522 u->cleanup = &cln->handler; | |
523 | |
1658 | 524 if (u->resolved == NULL) { |
525 | |
526 uscf = u->conf->upstream; | |
527 | |
528 } else { | |
529 | |
2422
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
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parents:
2413
diff
changeset
|
530 if (u->resolved->sockaddr) { |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
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parents:
2413
diff
changeset
|
531 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
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diff
changeset
|
532 if (ngx_http_upstream_create_round_robin_peer(r, u->resolved) |
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variable support for unix sockets in fastcgi_pass and proxy_pass
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parents:
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diff
changeset
|
533 != NGX_OK) |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
534 { |
3169
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fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
535 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>
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diff
changeset
|
536 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
|
537 return; |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
538 } |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
539 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
540 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
|
541 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
542 return; |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
543 } |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
544 |
1705 | 545 host = &u->resolved->host; |
1658 | 546 |
547 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
548 | |
549 uscfp = umcf->upstreams.elts; | |
550 | |
551 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
552 | |
553 uscf = uscfp[i]; | |
554 | |
555 if (uscf->host.len == host->len | |
2285 | 556 && ((uscf->port == 0 && u->resolved->no_port) |
1912 | 557 || uscf->port == u->resolved->port) |
1658 | 558 && ngx_memcmp(uscf->host.data, host->data, host->len) == 0) |
559 { | |
560 goto found; | |
561 } | |
562 } | |
563 | |
564 temp.name = *host; | |
565 | |
566 ctx = ngx_resolve_start(clcf->resolver, &temp); | |
567 if (ctx == NULL) { | |
3169
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fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
568 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
|
569 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 570 return; |
571 } | |
572 | |
1683
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
573 if (ctx == NGX_NO_RESOLVER) { |
3052
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diff
changeset
|
574 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
|
575 "no resolver defined to resolve %V", host); |
1e0b028055ec
allow to use IP addresses without defined resolver
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parents:
1658
diff
changeset
|
576 |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
577 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
|
578 return; |
1e0b028055ec
allow to use IP addresses without defined resolver
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parents:
1658
diff
changeset
|
579 } |
1e0b028055ec
allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
1658
diff
changeset
|
580 |
1658 | 581 ctx->name = *host; |
582 ctx->type = NGX_RESOLVE_A; | |
583 ctx->handler = ngx_http_upstream_resolve_handler; | |
584 ctx->data = r; | |
585 ctx->timeout = clcf->resolver_timeout; | |
586 | |
1959
4f16186f5603
quick resolving handles u->resolved->ctx by itself
Igor Sysoev <igor@sysoev.ru>
parents:
1958
diff
changeset
|
587 u->resolved->ctx = ctx; |
4f16186f5603
quick resolving handles u->resolved->ctx by itself
Igor Sysoev <igor@sysoev.ru>
parents:
1958
diff
changeset
|
588 |
1658 | 589 if (ngx_resolve_name(ctx) != NGX_OK) { |
1959
4f16186f5603
quick resolving handles u->resolved->ctx by itself
Igor Sysoev <igor@sysoev.ru>
parents:
1958
diff
changeset
|
590 u->resolved->ctx = NULL; |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
591 ngx_http_upstream_finalize_request(r, u, |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
592 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 593 return; |
594 } | |
595 | |
596 return; | |
597 } | |
598 | |
599 found: | |
600 | |
601 if (uscf->peer.init(r, uscf) != NGX_OK) { | |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
602 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
|
603 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 604 return; |
605 } | |
606 | |
479 | 607 ngx_http_upstream_connect(r, u); |
608 } | |
609 | |
610 | |
2592
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a prelimiary proxy cache support
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diff
changeset
|
611 #if (NGX_HTTP_CACHE) |
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a prelimiary proxy cache support
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diff
changeset
|
612 |
3a8a53c0c42f
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diff
changeset
|
613 static ngx_int_t |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
614 ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
615 { |
3a8a53c0c42f
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diff
changeset
|
616 ngx_int_t rc; |
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changeset
|
617 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
618 |
3056
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
619 c = r->cache; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
3055
diff
changeset
|
620 |
2592
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
621 if (c == NULL) { |
3056
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
622 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
623 if (!(r->method & u->conf->cache_methods)) { |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
624 return NGX_DECLINED; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
625 } |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
626 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
627 if (r->method & NGX_HTTP_HEAD) { |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
628 u->method = ngx_http_core_get_method; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
629 } |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
630 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
631 c = ngx_pcalloc(r->pool, sizeof(ngx_http_cache_t)); |
d22afd261e72
do not create cache key in AIO invocation
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parents:
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diff
changeset
|
632 if (c == NULL) { |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
633 return NGX_ERROR; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
3055
diff
changeset
|
634 } |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
635 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
636 if (ngx_array_init(&c->keys, r->pool, 4, sizeof(ngx_str_t)) != NGX_OK) { |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
637 return NGX_ERROR; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
3055
diff
changeset
|
638 } |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
639 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
640 r->cache = c; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
641 c->file.log = r->connection->log; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
642 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
643 if (u->create_key(r) != NGX_OK) { |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
644 return NGX_ERROR; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
645 } |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
646 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
647 /* TODO: add keys */ |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
648 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
649 ngx_http_file_cache_create_key(r); |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
650 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
651 u->cacheable = 1; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
652 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
653 c->min_uses = u->conf->cache_min_uses; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
654 c->body_start = u->conf->buffer_size; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
655 c->file_cache = u->conf->cache->data; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
656 |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
657 u->cache_status = NGX_HTTP_CACHE_MISS; |
2592
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
658 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
659 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
660 rc = ngx_http_file_cache_open(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
661 |
2926
80a314b63c56
delete useless r->cache->uses
Igor Sysoev <igor@sysoev.ru>
parents:
2912
diff
changeset
|
662 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
80a314b63c56
delete useless r->cache->uses
Igor Sysoev <igor@sysoev.ru>
parents:
2912
diff
changeset
|
663 "http upstream cache: %i", rc); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
664 |
2952 | 665 switch (rc) { |
666 | |
667 case NGX_HTTP_CACHE_UPDATING: | |
668 | |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
669 if (u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) { |
2952 | 670 u->cache_status = rc; |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
671 rc = NGX_OK; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
672 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
673 } else { |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
674 rc = NGX_HTTP_CACHE_STALE; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
675 } |
2952 | 676 |
677 break; | |
678 | |
679 case NGX_OK: | |
680 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
|
681 } |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
682 |
2952 | 683 switch (rc) { |
684 | |
685 case NGX_OK: | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
686 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
687 rc = ngx_http_upstream_cache_send(r, u); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
688 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
689 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
690 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
691 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
692 |
2952 | 693 break; |
694 | |
695 case NGX_HTTP_CACHE_STALE: | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
696 |
2665
4d627567c324
fix r2664: ..._cache_valid did not work for stale responses
Igor Sysoev <igor@sysoev.ru>
parents:
2664
diff
changeset
|
697 c->valid_sec = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
698 u->buffer.start = NULL; |
2952 | 699 u->cache_status = NGX_HTTP_CACHE_EXPIRED; |
700 | |
701 break; | |
702 | |
703 case NGX_DECLINED: | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
704 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
705 if ((size_t) (u->buffer.end - u->buffer.start) < u->conf->buffer_size) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
706 u->buffer.start = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
707 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
708 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
709 u->buffer.pos = u->buffer.start + c->header_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
710 u->buffer.last = u->buffer.pos; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
711 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
712 |
2952 | 713 break; |
714 | |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
715 case NGX_HTTP_CACHE_SCARCE: |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
716 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
717 u->cacheable = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
718 |
2952 | 719 break; |
720 | |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
721 case NGX_AGAIN: |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
722 |
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
723 return NGX_BUSY; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
724 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
725 case NGX_ERROR: |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
726 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
727 return NGX_ERROR; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
728 |
2952 | 729 default: |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
730 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
731 /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
732 |
2952 | 733 u->cache_status = NGX_HTTP_CACHE_HIT; |
734 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
735 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
736 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
737 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
738 r->cached = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
739 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
740 return NGX_DECLINED; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
741 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
742 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
743 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
744 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
745 ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
746 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
747 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
748 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
749 |
2952 | 750 r->cached = 1; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
751 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
752 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
753 /* TODO: cache stack */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
754 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
755 u->buffer = *c->buf; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
756 u->buffer.pos += c->header_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
757 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
758 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
759 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
760 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
761 sizeof(ngx_table_elt_t)) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
762 != NGX_OK) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
763 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
764 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
765 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
766 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
767 rc = u->process_header(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
768 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
769 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
770 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
771 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
772 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
773 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
774 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
775 return ngx_http_cache_send(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
776 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
777 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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778 if (rc == NGX_ERROR) { |
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779 return NGX_ERROR; |
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780 } |
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781 |
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782 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
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783 |
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784 /* TODO: delete file */ |
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785 |
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786 return rc; |
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787 } |
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788 |
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789 #endif |
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790 |
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791 |
487 | 792 static void |
1658 | 793 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
794 { | |
795 ngx_http_request_t *r; | |
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796 ngx_http_upstream_t *u; |
1658 | 797 ngx_http_upstream_resolved_t *ur; |
798 | |
799 r = ctx->data; | |
800 | |
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801 u = r->upstream; |
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802 ur = u->resolved; |
1658 | 803 |
804 if (ctx->state) { | |
805 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
806 "%V could not be resolved (%i: %s)", | |
807 &ctx->name, ctx->state, | |
808 ngx_resolver_strerror(ctx->state)); | |
809 | |
3169
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810 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
1658 | 811 return; |
812 } | |
813 | |
814 ur->naddrs = ctx->naddrs; | |
815 ur->addrs = ctx->addrs; | |
816 | |
817 #if (NGX_DEBUG) | |
818 { | |
819 in_addr_t addr; | |
820 ngx_uint_t i; | |
821 | |
822 for (i = 0; i < ctx->naddrs; i++) { | |
823 addr = ntohl(ur->addrs[i]); | |
824 | |
825 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
826 "name was resolved to %ud.%ud.%ud.%ud", | |
827 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
828 (addr >> 8) & 0xff, addr & 0xff); | |
829 } | |
830 } | |
831 #endif | |
832 | |
833 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
3169
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834 ngx_http_upstream_finalize_request(r, u, |
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835 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 836 return; |
837 } | |
838 | |
839 ngx_resolve_name_done(ctx); | |
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840 ur->ctx = NULL; |
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841 |
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842 ngx_http_upstream_connect(r, u); |
1658 | 843 } |
844 | |
845 | |
846 static void | |
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847 ngx_http_upstream_handler(ngx_event_t *ev) |
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848 { |
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849 ngx_connection_t *c; |
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850 ngx_http_request_t *r; |
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851 ngx_http_log_ctx_t *ctx; |
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852 ngx_http_upstream_t *u; |
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853 |
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854 c = ev->data; |
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855 r = c->data; |
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856 |
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857 u = r->upstream; |
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858 c = r->connection; |
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859 |
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860 ctx = c->log->data; |
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861 ctx->current_request = r; |
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862 |
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863 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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864 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
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865 |
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866 if (ev->write) { |
2386
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867 u->write_event_handler(r, u); |
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868 |
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869 } else { |
2386
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870 u->read_event_handler(r, u); |
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871 } |
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872 |
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873 ngx_http_run_posted_requests(c); |
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874 } |
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875 |
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876 |
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877 static void |
509 | 878 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
879 { | |
880 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
881 } | |
882 | |
883 | |
884 static void | |
885 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
886 { | |
887 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
888 } | |
889 | |
890 | |
891 static void | |
892 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
893 ngx_event_t *ev) | |
479 | 894 { |
895 int n; | |
896 char buf[1]; | |
577 | 897 ngx_err_t err; |
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898 ngx_int_t event; |
479 | 899 ngx_connection_t *c; |
900 ngx_http_upstream_t *u; | |
901 | |
527 | 902 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
903 "http upstream check client, write event:%d, \"%V\"", | |
904 ev->write, &r->uri); | |
479 | 905 |
509 | 906 c = r->connection; |
483 | 907 u = r->upstream; |
908 | |
583 | 909 if (c->error) { |
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910 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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911 |
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912 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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913 |
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914 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
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915 ngx_http_upstream_finalize_request(r, u, |
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916 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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917 return; |
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918 } |
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919 } |
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920 |
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921 if (!u->cacheable) { |
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922 ngx_http_upstream_finalize_request(r, u, |
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923 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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924 } |
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925 |
527 | 926 return; |
927 } | |
928 | |
479 | 929 #if (NGX_HAVE_KQUEUE) |
930 | |
931 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
932 | |
933 if (!ev->pending_eof) { | |
934 return; | |
935 } | |
936 | |
937 ev->eof = 1; | |
583 | 938 c->error = 1; |
479 | 939 |
940 if (ev->kq_errno) { | |
941 ev->error = 1; | |
942 } | |
943 | |
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944 if (!u->cacheable && u->peer.connection) { |
479 | 945 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
527 | 946 "kevent() reported that client closed prematurely " |
947 "connection, so upstream connection is closed too"); | |
479 | 948 ngx_http_upstream_finalize_request(r, u, |
949 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
950 return; | |
951 } | |
952 | |
953 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
954 "kevent() reported that client closed " | |
955 "prematurely connection"); | |
956 | |
957 if (u->peer.connection == NULL) { | |
958 ngx_http_upstream_finalize_request(r, u, | |
959 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
960 } | |
961 | |
962 return; | |
963 } | |
964 | |
965 #endif | |
966 | |
967 n = recv(c->fd, buf, 1, MSG_PEEK); | |
968 | |
969 err = ngx_socket_errno; | |
970 | |
1109 | 971 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
972 "http upstream recv(): %d", n); | |
973 | |
479 | 974 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
975 return; | |
976 } | |
977 | |
978 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
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979 |
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980 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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981 |
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982 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
479 | 983 ngx_http_upstream_finalize_request(r, u, |
984 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
985 return; | |
986 } | |
987 } | |
988 | |
989 if (n > 0) { | |
990 return; | |
991 } | |
992 | |
993 if (n == -1) { | |
994 if (err == NGX_EAGAIN) { | |
995 return; | |
996 } | |
997 | |
998 ev->error = 1; | |
999 | |
483 | 1000 } else { /* n == 0 */ |
479 | 1001 err = 0; |
1002 } | |
1003 | |
529 | 1004 ev->eof = 1; |
583 | 1005 c->error = 1; |
529 | 1006 |
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1007 if (!u->cacheable && u->peer.connection) { |
479 | 1008 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
1009 "client closed prematurely connection, " | |
1010 "so upstream connection is closed too"); | |
1011 ngx_http_upstream_finalize_request(r, u, | |
1012 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1013 return; | |
1014 } | |
1015 | |
1016 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
1017 "client closed prematurely connection"); | |
1018 | |
1019 if (u->peer.connection == NULL) { | |
1020 ngx_http_upstream_finalize_request(r, u, | |
1021 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1022 } | |
1023 } | |
1024 | |
1025 | |
487 | 1026 static void |
1027 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1028 { |
591 | 1029 ngx_int_t rc; |
665 | 1030 ngx_time_t *tp; |
591 | 1031 ngx_connection_t *c; |
479 | 1032 |
483 | 1033 r->connection->log->action = "connecting to upstream"; |
479 | 1034 |
1035 r->connection->single_connection = 0; | |
1036 | |
889
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1037 if (u->state && u->state->response_sec) { |
665 | 1038 tp = ngx_timeofday(); |
889
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1039 u->state->response_sec = tp->sec - u->state->response_sec; |
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|
1040 u->state->response_msec = tp->msec - u->state->response_msec; |
665 | 1041 } |
1042 | |
1168
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1043 u->state = ngx_array_push(r->upstream_states); |
665 | 1044 if (u->state == NULL) { |
1045 ngx_http_upstream_finalize_request(r, u, | |
1046 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1047 return; | |
1048 } | |
1049 | |
1050 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
1051 | |
1052 tp = ngx_timeofday(); | |
889
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1053 u->state->response_sec = tp->sec; |
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1054 u->state->response_msec = tp->msec; |
665 | 1055 |
479 | 1056 rc = ngx_event_connect_peer(&u->peer); |
1057 | |
1058 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1059 "http upstream connect: %i", rc); | |
1060 | |
1061 if (rc == NGX_ERROR) { | |
1062 ngx_http_upstream_finalize_request(r, u, | |
1063 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1064 return; | |
1065 } | |
1066 | |
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1067 u->state->peer = u->peer.name; |
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1068 |
543 | 1069 if (rc == NGX_BUSY) { |
1070 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
1378 | 1071 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
1072 return; | |
543 | 1073 } |
1074 | |
1378 | 1075 if (rc == NGX_DECLINED) { |
479 | 1076 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1077 return; | |
1078 } | |
1079 | |
577 | 1080 /* rc == NGX_OK || rc == NGX_AGAIN */ |
1081 | |
479 | 1082 c = u->peer.connection; |
1083 | |
1084 c->data = r; | |
591 | 1085 |
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1086 c->write->handler = ngx_http_upstream_handler; |
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1087 c->read->handler = ngx_http_upstream_handler; |
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1088 |
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1089 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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1090 u->read_event_handler = ngx_http_upstream_process_header; |
479 | 1091 |
1397
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|
1092 c->sendfile &= r->connection->sendfile; |
1958 | 1093 u->output.sendfile = c->sendfile; |
479 | 1094 |
1095 c->pool = r->pool; | |
2847 | 1096 c->log = r->connection->log; |
1097 c->read->log = c->log; | |
1098 c->write->log = c->log; | |
479 | 1099 |
1100 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
1101 | |
1102 u->writer.out = NULL; | |
1103 u->writer.last = &u->writer.out; | |
1104 u->writer.connection = c; | |
1105 u->writer.limit = 0; | |
1106 | |
1107 if (u->request_sent) { | |
509 | 1108 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
1109 ngx_http_upstream_finalize_request(r, u, | |
1110 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1111 return; | |
1112 } | |
479 | 1113 } |
1114 | |
1064
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1115 if (r->request_body |
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1116 && r->request_body->buf |
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1117 && r->request_body->temp_file |
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1118 && r == r->main) |
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1119 { |
573 | 1120 /* |
1121 * the r->request_body->buf can be reused for one request only, | |
1122 * the subrequests should allocate their own temporay bufs | |
1123 */ | |
1124 | |
1125 u->output.free = ngx_alloc_chain_link(r->pool); | |
1126 if (u->output.free == NULL) { | |
1127 ngx_http_upstream_finalize_request(r, u, | |
1128 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1129 return; | |
479 | 1130 } |
573 | 1131 |
1132 u->output.free->buf = r->request_body->buf; | |
1133 u->output.free->next = NULL; | |
1134 u->output.allocated = 1; | |
1135 | |
1136 r->request_body->buf->pos = r->request_body->buf->start; | |
1137 r->request_body->buf->last = r->request_body->buf->start; | |
1138 r->request_body->buf->tag = u->output.tag; | |
479 | 1139 } |
1140 | |
1141 u->request_sent = 0; | |
1142 | |
1143 if (rc == NGX_AGAIN) { | |
1144 ngx_add_timer(c->write, u->conf->connect_timeout); | |
1145 return; | |
1146 } | |
1147 | |
577 | 1148 #if (NGX_HTTP_SSL) |
1149 | |
1658 | 1150 if (u->ssl && c->ssl == NULL) { |
591 | 1151 ngx_http_upstream_ssl_init_connection(r, u, c); |
577 | 1152 return; |
1153 } | |
1154 | |
1155 #endif | |
1156 | |
479 | 1157 ngx_http_upstream_send_request(r, u); |
1158 } | |
1159 | |
1160 | |
577 | 1161 #if (NGX_HTTP_SSL) |
1162 | |
1163 static void | |
591 | 1164 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
1165 ngx_http_upstream_t *u, ngx_connection_t *c) | |
1166 { | |
884 | 1167 ngx_int_t rc; |
591 | 1168 |
1169 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
1170 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
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1171 != NGX_OK) |
591 | 1172 { |
1173 ngx_http_upstream_finalize_request(r, u, | |
1174 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1175 return; | |
1176 } | |
1177 | |
1178 c->sendfile = 0; | |
619 | 1179 u->output.sendfile = 0; |
591 | 1180 |
2184 | 1181 if (u->conf->ssl_session_reuse) { |
1182 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
1183 ngx_http_upstream_finalize_request(r, u, | |
1184 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1185 return; | |
1186 } | |
591 | 1187 } |
1188 | |
641 | 1189 r->connection->log->action = "SSL handshaking to upstream"; |
1190 | |
591 | 1191 rc = ngx_ssl_handshake(c); |
1192 | |
1193 if (rc == NGX_AGAIN) { | |
1194 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
1195 return; | |
1196 } | |
1197 | |
1198 ngx_http_upstream_ssl_handshake(c); | |
1199 } | |
1200 | |
1201 | |
1202 static void | |
577 | 1203 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
1204 { | |
1205 ngx_http_request_t *r; | |
1206 ngx_http_upstream_t *u; | |
1207 | |
1208 r = c->data; | |
1209 u = r->upstream; | |
1210 | |
1211 if (c->ssl->handshaked) { | |
1212 | |
2184 | 1213 if (u->conf->ssl_session_reuse) { |
1214 u->peer.save_session(&u->peer, u->peer.data); | |
1215 } | |
884 | 1216 |
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1217 c->write->handler = ngx_http_upstream_handler; |
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1218 c->read->handler = ngx_http_upstream_handler; |
577 | 1219 |
1220 ngx_http_upstream_send_request(r, u); | |
1221 | |
1222 return; | |
1223 } | |
1224 | |
1225 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1226 | |
1227 } | |
1228 | |
1229 #endif | |
1230 | |
1231 | |
509 | 1232 static ngx_int_t |
487 | 1233 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1234 { |
1235 ngx_chain_t *cl; | |
1236 | |
509 | 1237 if (u->reinit_request(r) != NGX_OK) { |
1238 return NGX_ERROR; | |
1239 } | |
1240 | |
1705 | 1241 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
1242 | |
1243 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
591 | 1244 sizeof(ngx_table_elt_t)) |
1245 != NGX_OK) | |
509 | 1246 { |
1247 return NGX_ERROR; | |
479 | 1248 } |
1249 | |
1250 /* reinit the request chain */ | |
577 | 1251 |
509 | 1252 for (cl = u->request_bufs; cl; cl = cl->next) { |
479 | 1253 cl->buf->pos = cl->buf->start; |
1254 cl->buf->file_pos = 0; | |
1255 } | |
1256 | |
509 | 1257 /* reinit the subrequest's ngx_output_chain() context */ |
1258 | |
573 | 1259 if (r->request_body && r->request_body->temp_file |
597 | 1260 && r != r->main && u->output.buf) |
573 | 1261 { |
1262 u->output.free = ngx_alloc_chain_link(r->pool); | |
1263 if (u->output.free == NULL) { | |
1264 return NGX_ERROR; | |
509 | 1265 } |
573 | 1266 |
1267 u->output.free->buf = u->output.buf; | |
1268 u->output.free->next = NULL; | |
1269 | |
1270 u->output.buf->pos = u->output.buf->start; | |
1271 u->output.buf->last = u->output.buf->start; | |
509 | 1272 } |
479 | 1273 |
1274 u->output.buf = NULL; | |
1275 u->output.in = NULL; | |
1276 u->output.busy = NULL; | |
577 | 1277 |
581 | 1278 /* reinit u->buffer */ |
577 | 1279 |
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1280 u->buffer.pos = u->buffer.start; |
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1281 |
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1282 #if (NGX_HTTP_CACHE) |
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1283 |
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1284 if (r->cache) { |
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1285 u->buffer.pos += r->cache->header_start; |
479 | 1286 } |
509 | 1287 |
479 | 1288 #endif |
1289 | |
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1290 u->buffer.last = u->buffer.pos; |
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1291 |
509 | 1292 return NGX_OK; |
479 | 1293 } |
1294 | |
1295 | |
487 | 1296 static void |
1297 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1298 { |
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1299 ngx_int_t rc; |
483 | 1300 ngx_connection_t *c; |
577 | 1301 |
479 | 1302 c = u->peer.connection; |
1303 | |
1304 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
1305 "http upstream send request"); | |
1306 | |
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1307 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1308 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1309 return; |
479 | 1310 } |
1311 | |
483 | 1312 c->log->action = "sending request to upstream"; |
479 | 1313 |
509 | 1314 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
479 | 1315 |
1316 u->request_sent = 1; | |
1317 | |
1318 if (rc == NGX_ERROR) { | |
1319 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1320 return; | |
1321 } | |
1322 | |
1323 if (c->write->timer_set) { | |
1324 ngx_del_timer(c->write); | |
1325 } | |
1326 | |
1327 if (rc == NGX_AGAIN) { | |
1328 ngx_add_timer(c->write, u->conf->send_timeout); | |
1329 | |
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1330 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
479 | 1331 ngx_http_upstream_finalize_request(r, u, |
1332 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1333 return; | |
1334 } | |
1335 | |
1336 return; | |
1337 } | |
1338 | |
1339 /* rc == NGX_OK */ | |
1340 | |
1341 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
1342 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
1343 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
1344 ngx_tcp_push_n " failed"); | |
1345 ngx_http_upstream_finalize_request(r, u, | |
1346 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
577 | 1347 return; |
479 | 1348 } |
1349 | |
1350 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
1351 } | |
577 | 1352 |
479 | 1353 ngx_add_timer(c->read, u->conf->read_timeout); |
1354 | |
1355 #if 1 | |
1356 if (c->read->ready) { | |
577 | 1357 |
479 | 1358 /* post aio operation */ |
1359 | |
1360 /* | |
1361 * TODO comment | |
1362 * although we can post aio operation just in the end | |
1363 * of ngx_http_upstream_connect() CHECK IT !!! | |
1364 * it's better to do here because we postpone header buffer allocation | |
1365 */ | |
1366 | |
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1367 ngx_http_upstream_process_header(r, u); |
479 | 1368 return; |
1369 } | |
1370 #endif | |
1371 | |
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1372 u->write_event_handler = ngx_http_upstream_dummy_handler; |
479 | 1373 |
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1374 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
479 | 1375 ngx_http_upstream_finalize_request(r, u, |
1376 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1377 return; | |
1378 } | |
1379 } | |
1380 | |
1381 | |
487 | 1382 static void |
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1383 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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1384 ngx_http_upstream_t *u) |
479 | 1385 { |
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1386 ngx_connection_t *c; |
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1387 |
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1388 c = u->peer.connection; |
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1389 |
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1390 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 1391 "http upstream send request handler"); |
1392 | |
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1393 if (c->write->timedout) { |
479 | 1394 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1395 return; | |
1396 } | |
1397 | |
591 | 1398 #if (NGX_HTTP_SSL) |
1399 | |
1658 | 1400 if (u->ssl && c->ssl == NULL) { |
591 | 1401 ngx_http_upstream_ssl_init_connection(r, u, c); |
1402 return; | |
1403 } | |
1404 | |
1405 #endif | |
1406 | |
651 | 1407 if (u->header_sent) { |
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1408 u->write_event_handler = ngx_http_upstream_dummy_handler; |
651 | 1409 |
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1410 (void) ngx_handle_write_event(c->write, 0); |
651 | 1411 |
1412 return; | |
1413 } | |
1414 | |
479 | 1415 ngx_http_upstream_send_request(r, u); |
1416 } | |
1417 | |
1418 | |
487 | 1419 static void |
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1420 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1421 { |
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1422 ssize_t n; |
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1423 ngx_int_t rc; |
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|
1424 ngx_connection_t *c; |
479 | 1425 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1426 c = u->peer.connection; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1427 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1428 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
483 | 1429 "http upstream process header"); |
479 | 1430 |
483 | 1431 c->log->action = "reading response header from upstream"; |
479 | 1432 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1433 if (c->read->timedout) { |
479 | 1434 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1435 return; | |
1436 } | |
577 | 1437 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1438 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1439 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1440 return; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1441 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1442 |
581 | 1443 if (u->buffer.start == NULL) { |
1444 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
1445 if (u->buffer.start == NULL) { | |
479 | 1446 ngx_http_upstream_finalize_request(r, u, |
1447 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1448 return; | |
1449 } | |
1450 | |
581 | 1451 u->buffer.pos = u->buffer.start; |
1452 u->buffer.last = u->buffer.start; | |
1453 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
1454 u->buffer.temporary = 1; | |
1455 | |
1456 u->buffer.tag = u->output.tag; | |
479 | 1457 |
1705 | 1458 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
581 | 1459 sizeof(ngx_table_elt_t)) |
1460 != NGX_OK) | |
509 | 1461 { |
1462 ngx_http_upstream_finalize_request(r, u, | |
1463 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1464 return; | |
1465 } | |
1466 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1467 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1468 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1469 if (r->cache) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1470 u->buffer.pos += r->cache->header_start; |
581 | 1471 u->buffer.last = u->buffer.pos; |
479 | 1472 } |
1473 #endif | |
1474 } | |
1475 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1476 for ( ;; ) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1477 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1478 n = c->recv(c, u->buffer.last, u->buffer.end - u->buffer.last); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1479 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1480 if (n == NGX_AGAIN) { |
479 | 1481 #if 0 |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1482 ngx_add_timer(rev, u->read_timeout); |
479 | 1483 #endif |
1484 | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1485 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1486 ngx_http_upstream_finalize_request(r, u, |
479 | 1487 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1488 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1489 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1490 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1491 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1492 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1493 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1494 if (n == 0) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1495 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1496 "upstream prematurely closed connection"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1497 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1498 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1499 if (n == NGX_ERROR || n == 0) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1500 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
479 | 1501 return; |
1502 } | |
1503 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1504 u->buffer.last += n; |
479 | 1505 |
1506 #if 0 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1507 u->valid_header_in = 0; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1508 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1509 u->peer.cached = 0; |
479 | 1510 #endif |
1511 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1512 rc = u->process_header(r); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1513 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1514 if (rc == NGX_AGAIN) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1515 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1516 if (u->buffer.pos == u->buffer.end) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1517 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1518 "upstream sent too big header"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1519 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1520 ngx_http_upstream_next(r, u, |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1521 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1522 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1523 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1524 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1525 continue; |
479 | 1526 } |
1527 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1528 break; |
479 | 1529 } |
1530 | |
1531 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
1532 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
1533 return; | |
1534 } | |
1535 | |
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
|
1536 if (rc == NGX_ERROR) { |
479 | 1537 ngx_http_upstream_finalize_request(r, u, |
1538 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1539 return; | |
1540 } | |
1541 | |
1542 /* rc == NGX_OK */ | |
1543 | |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1544 if (u->headers_in.status_n >= NGX_HTTP_BAD_REQUEST) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1545 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1546 if (r->subrequest_in_memory) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1547 u->buffer.last = u->buffer.pos; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1548 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1549 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1550 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
509 | 1551 return; |
1552 } | |
1553 | |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1554 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
|
1555 return; |
487 | 1556 } |
1557 } | |
1558 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1559 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
515 | 1560 return; |
1561 } | |
1562 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1563 if (!r->subrequest_in_memory) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1564 ngx_http_upstream_send_response(r, u); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1565 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1566 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1567 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1568 /* subrequest content in memory */ |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1569 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1570 if (u->input_filter == NULL) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1571 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1572 u->input_filter = ngx_http_upstream_non_buffered_filter; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1573 u->input_filter_ctx = r; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1574 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1575 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1576 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1577 ngx_http_upstream_finalize_request(r, u, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1578 NGX_HTTP_INTERNAL_SERVER_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1579 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1580 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1581 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1582 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
|
1583 |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1584 if (n) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1585 u->buffer.last -= n; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1586 |
2402 | 1587 u->state->response_length += n; |
1588 | |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1589 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
|
1590 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1591 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1592 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1593 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1594 if (u->length == 0) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1595 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
|
1596 return; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1597 } |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1598 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1599 |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1600 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
|
1601 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1602 ngx_http_upstream_process_body_in_memory(r, u); |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1603 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1604 |
4ab852b691f5
<!--#include virtual=... set=... -->
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1605 |
1153
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|
1606 static ngx_int_t |
2268
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|
1607 ngx_http_upstream_test_next(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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1608 { |
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*) ngx_http_upstream_test_next()
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|
1609 ngx_uint_t status; |
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|
1610 ngx_http_upstream_next_t *un; |
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|
1611 |
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*) ngx_http_upstream_test_next()
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|
1612 status = u->headers_in.status_n; |
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*) ngx_http_upstream_test_next()
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|
1613 |
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*) ngx_http_upstream_test_next()
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|
1614 for (un = ngx_http_upstream_next_errors; un->status; un++) { |
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|
1615 |
33556140681a
*) ngx_http_upstream_test_next()
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diff
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|
1616 if (status != un->status) { |
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diff
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|
1617 continue; |
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diff
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|
1618 } |
33556140681a
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1619 |
33556140681a
*) ngx_http_upstream_test_next()
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diff
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|
1620 if (u->peer.tries > 1 && (u->conf->next_upstream & un->mask)) { |
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|
1621 ngx_http_upstream_next(r, u, un->mask); |
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*) ngx_http_upstream_test_next()
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|
1622 return NGX_OK; |
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|
1623 } |
33556140681a
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diff
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|
1624 |
33556140681a
*) ngx_http_upstream_test_next()
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|
1625 #if (NGX_HTTP_CACHE) |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1626 |
2952 | 1627 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
1628 && (u->conf->cache_use_stale & un->mask)) | |
1629 { | |
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1630 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
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|
1631 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
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parents:
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diff
changeset
|
1632 rc = u->reinit_request(r); |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1633 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1634 if (rc == NGX_OK) { |
2952 | 1635 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>
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diff
changeset
|
1636 rc = ngx_http_upstream_cache_send(r, u); |
60551422e150
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|
1637 } |
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|
1638 |
60551422e150
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|
1639 ngx_http_upstream_finalize_request(r, u, rc); |
2268
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*) ngx_http_upstream_test_next()
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|
1640 return NGX_OK; |
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|
1641 } |
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|
1642 |
33556140681a
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|
1643 #endif |
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|
1644 } |
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|
1645 |
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*) ngx_http_upstream_test_next()
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|
1646 return NGX_DECLINED; |
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|
1647 } |
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|
1648 |
33556140681a
*) ngx_http_upstream_test_next()
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|
1649 |
33556140681a
*) ngx_http_upstream_test_next()
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diff
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|
1650 static ngx_int_t |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
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diff
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|
1651 ngx_http_upstream_intercept_errors(ngx_http_request_t *r, |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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|
1652 ngx_http_upstream_t *u) |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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|
1653 { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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|
1654 ngx_int_t status; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
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|
1655 ngx_uint_t i; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1656 ngx_table_elt_t *h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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diff
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|
1657 ngx_http_err_page_t *err_page; |
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|
1658 ngx_http_core_loc_conf_t *clcf; |
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|
1659 |
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1660 status = u->headers_in.status_n; |
0c117a89f399
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Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
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|
1661 |
0c117a89f399
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parents:
2422
diff
changeset
|
1662 if (status == NGX_HTTP_NOT_FOUND && u->conf->intercept_404) { |
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parents:
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diff
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|
1663 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_NOT_FOUND); |
0c117a89f399
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diff
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|
1664 return NGX_OK; |
0c117a89f399
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diff
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|
1665 } |
0c117a89f399
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1666 |
2267
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|
1667 if (!u->conf->intercept_errors) { |
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ngx_http_upstream_intercept_errors()
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|
1668 return NGX_DECLINED; |
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ngx_http_upstream_intercept_errors()
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|
1669 } |
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ngx_http_upstream_intercept_errors()
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|
1670 |
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|
1671 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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|
1672 |
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ngx_http_upstream_intercept_errors()
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|
1673 if (clcf->error_pages == NULL) { |
920be89a3d2d
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|
1674 return NGX_DECLINED; |
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|
1675 } |
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ngx_http_upstream_intercept_errors()
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|
1676 |
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|
1677 err_page = clcf->error_pages->elts; |
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|
1678 for (i = 0; i < clcf->error_pages->nelts; i++) { |
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|
1679 |
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|
1680 if (err_page[i].status == status) { |
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|
1681 |
2953
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
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parents:
2952
diff
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|
1682 if (status == NGX_HTTP_UNAUTHORIZED |
aa12525236da
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2952
diff
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|
1683 && u->headers_in.www_authenticate) |
aa12525236da
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1684 { |
2267
920be89a3d2d
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|
1685 h = ngx_list_push(&r->headers_out.headers); |
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|
1686 |
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|
1687 if (h == NULL) { |
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|
1688 ngx_http_upstream_finalize_request(r, u, |
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|
1689 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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1690 return NGX_OK; |
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1691 } |
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|
1692 |
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|
1693 *h = *u->headers_in.www_authenticate; |
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|
1694 |
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|
1695 r->headers_out.www_authenticate = h; |
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1696 } |
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|
1697 |
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|
1698 ngx_http_upstream_finalize_request(r, u, status); |
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|
1699 |
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|
1700 return NGX_OK; |
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1701 } |
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1702 } |
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1703 |
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|
1704 return NGX_DECLINED; |
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1705 } |
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|
1706 |
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|
1707 |
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|
1708 static ngx_int_t |
1153
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1709 ngx_http_upstream_test_connect(ngx_connection_t *c) |
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1710 { |
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1711 int err; |
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1712 socklen_t len; |
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1713 |
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1714 #if (NGX_HAVE_KQUEUE) |
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1715 |
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|
1716 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
1166 | 1717 if (c->write->pending_eof) { |
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
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|
1718 c->log->action = "connecting to upstream"; |
1166 | 1719 (void) ngx_connection_error(c, c->write->kq_errno, |
1720 "kevent() reported that connect() failed"); | |
1721 return NGX_ERROR; | |
1722 } | |
1153
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1723 |
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changeset
|
1724 } else |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1725 #endif |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1726 { |
1166 | 1727 err = 0; |
1728 len = sizeof(int); | |
1729 | |
1730 /* | |
1731 * BSDs and Linux return 0 and set a pending error in err | |
1732 * Solaris returns -1 and sets errno | |
1733 */ | |
1734 | |
1735 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1736 == -1) | |
1737 { | |
1738 err = ngx_errno; | |
1739 } | |
1740 | |
1741 if (err) { | |
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1742 c->log->action = "connecting to upstream"; |
1166 | 1743 (void) ngx_connection_error(c, err, "connect() failed"); |
1744 return NGX_ERROR; | |
1745 } | |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1746 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1747 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1748 return NGX_OK; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1749 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1750 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1751 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1752 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1753 ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1754 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1755 ngx_str_t *uri, args; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1756 ngx_uint_t i, flags; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1757 ngx_list_part_t *part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1758 ngx_table_elt_t *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1759 ngx_http_upstream_header_t *hh; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1760 ngx_http_upstream_main_conf_t *umcf; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1761 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1762 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1763 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1764 if (u->headers_in.x_accel_redirect |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1765 && !(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT)) |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1766 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1767 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1768 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1769 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1770 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1771 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1772 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1773 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1774 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1775 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1776 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1777 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1778 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1779 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1780 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1781 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1782 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1783 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1784 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
|
1785 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1786 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1787 if (hh && hh->redirect) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1788 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
|
1789 ngx_http_finalize_request(r, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1790 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1791 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1792 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1793 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1794 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1795 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1796 uri = &u->headers_in.x_accel_redirect->value; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1797 args.len = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1798 args.data = NULL; |
3161 | 1799 flags = NGX_HTTP_LOG_UNSAFE; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1800 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1801 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
|
1802 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1803 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1804 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1805 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1806 if (flags & NGX_HTTP_ZERO_IN_URI) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1807 r->zero_in_uri = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1808 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1809 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1810 if (r->method != NGX_HTTP_HEAD) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1811 r->method = NGX_HTTP_GET; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1812 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1813 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1814 r->valid_unparsed_uri = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1815 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1816 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
|
1817 ngx_http_finalize_request(r, NGX_DONE); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1818 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1819 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1820 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1821 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1822 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1823 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1824 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1825 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1826 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1827 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1828 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1829 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1830 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1831 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1832 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1833 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1834 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1835 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1836 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
|
1837 h[i].lowcase_key, h[i].key.len)) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1838 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1839 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1840 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1841 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1842 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
|
1843 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1844 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1845 if (hh) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1846 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
|
1847 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1848 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1849 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1850 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1851 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1852 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1853 } |
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 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
|
1856 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1857 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1858 return NGX_DONE; |
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1859 } |
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|
1860 } |
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|
1861 |
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|
1862 if (r->headers_out.server && r->headers_out.server->value.data == NULL) { |
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1863 r->headers_out.server->hash = 0; |
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|
1864 } |
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|
1865 |
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|
1866 if (r->headers_out.date && r->headers_out.date->value.data == NULL) { |
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1867 r->headers_out.date->hash = 0; |
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|
1868 } |
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|
1869 |
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|
1870 r->headers_out.status = u->headers_in.status_n; |
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1871 r->headers_out.status_line = u->headers_in.status_line; |
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|
1872 |
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1873 u->headers_in.content_length_n = r->headers_out.content_length_n; |
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|
1874 |
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|
1875 if (r->headers_out.content_length_n != -1) { |
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1876 u->length = (size_t) r->headers_out.content_length_n; |
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|
1877 |
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|
1878 } else { |
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1879 u->length = NGX_MAX_SIZE_T_VALUE; |
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|
1880 } |
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|
1881 |
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1882 return NGX_OK; |
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1883 } |
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1884 |
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1885 |
777
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1886 static void |
2386
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1887 ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
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1888 ngx_http_upstream_t *u) |
777
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1889 { |
2386
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1890 size_t size; |
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1891 ssize_t n; |
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1892 ngx_buf_t *b; |
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1893 ngx_event_t *rev; |
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1894 ngx_connection_t *c; |
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1895 |
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1896 c = u->peer.connection; |
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1897 rev = c->read; |
777
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1898 |
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1899 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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1900 "http upstream process body on memory"); |
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1901 |
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1902 if (rev->timedout) { |
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1903 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
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1904 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
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1905 return; |
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1906 } |
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1907 |
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1908 b = &u->buffer; |
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1909 |
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1910 for ( ;; ) { |
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1911 |
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1912 size = b->end - b->last; |
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1913 |
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1914 if (size == 0) { |
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1915 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
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1916 "upstream buffer is too small to read repsonse"); |
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1917 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1918 return; |
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1919 } |
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1920 |
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1921 n = c->recv(c, b->last, size); |
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1922 |
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1923 if (n == NGX_AGAIN) { |
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1924 break; |
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1925 } |
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1926 |
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1927 if (n == 0 || n == NGX_ERROR) { |
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1928 ngx_http_upstream_finalize_request(r, u, n); |
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1929 return; |
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1930 } |
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1931 |
2402 | 1932 u->state->response_length += n; |
1933 | |
777
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1934 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
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1935 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1936 return; |
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1937 } |
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1938 |
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1939 if (!rev->ready) { |
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1940 break; |
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1941 } |
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1942 } |
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1943 |
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1944 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
777
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1945 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1946 return; |
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1947 } |
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1948 |
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1949 if (rev->active) { |
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1950 ngx_add_timer(rev, u->conf->read_timeout); |
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1951 |
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1952 } else if (rev->timer_set) { |
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1953 ngx_del_timer(rev); |
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1954 } |
681 | 1955 } |
1956 | |
1957 | |
1958 static void | |
1959 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
1960 { | |
1961 int tcp_nodelay; | |
2402 | 1962 ssize_t n; |
681 | 1963 ngx_int_t rc; |
1964 ngx_event_pipe_t *p; | |
1965 ngx_connection_t *c; | |
1966 ngx_http_core_loc_conf_t *clcf; | |
1967 | |
509 | 1968 rc = ngx_http_send_header(r); |
479 | 1969 |
2701 | 1970 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
485 | 1971 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 1972 return; |
1973 } | |
1974 | |
2704
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1975 c = r->connection; |
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1976 |
2701 | 1977 if (r->header_only) { |
2704
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1978 |
2701 | 1979 if (u->cacheable || u->store) { |
2704
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1980 |
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1981 if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { |
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1982 ngx_connection_error(c, ngx_socket_errno, |
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1983 ngx_shutdown_socket_n " failed"); |
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1984 } |
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1985 |
2701 | 1986 r->read_event_handler = ngx_http_request_empty_handler; |
1987 r->write_event_handler = ngx_http_request_empty_handler; | |
2704
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1988 c->error = 1; |
2701 | 1989 |
1990 } else { | |
1991 ngx_http_upstream_finalize_request(r, u, rc); | |
1992 return; | |
1993 } | |
1994 } | |
1995 | |
479 | 1996 u->header_sent = 1; |
1997 | |
573 | 1998 if (r->request_body && r->request_body->temp_file) { |
2592
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1999 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
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2000 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
563 | 2001 } |
2002 | |
581 | 2003 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
2004 | |
649 | 2005 if (!u->buffering) { |
581 | 2006 |
2007 if (u->input_filter == NULL) { | |
2008 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
2009 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
2010 u->input_filter_ctx = r; | |
2011 } | |
2012 | |
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2013 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
581 | 2014 r->write_event_handler = |
2015 ngx_http_upstream_process_non_buffered_downstream; | |
2016 | |
2017 r->limit_rate = 0; | |
2018 | |
2019 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
2020 ngx_http_upstream_finalize_request(r, u, 0); | |
2021 return; | |
2022 } | |
2023 | |
583 | 2024 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
2025 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
2026 | |
2027 tcp_nodelay = 1; | |
2028 | |
2029 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
2030 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
2031 { | |
2032 ngx_connection_error(c, ngx_socket_errno, | |
2033 "setsockopt(TCP_NODELAY) failed"); | |
2034 ngx_http_upstream_finalize_request(r, u, 0); | |
2035 return; | |
2036 } | |
2037 | |
2038 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
2039 } | |
2040 | |
2402 | 2041 n = u->buffer.last - u->buffer.pos; |
2042 | |
2043 if (n) { | |
581 | 2044 u->buffer.last = u->buffer.pos; |
2045 | |
2402 | 2046 u->state->response_length += n; |
2047 | |
2048 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
581 | 2049 ngx_http_upstream_finalize_request(r, u, 0); |
2050 return; | |
2051 } | |
2052 | |
2381
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2053 ngx_http_upstream_process_non_buffered_downstream(r); |
581 | 2054 |
2055 } else { | |
2056 u->buffer.pos = u->buffer.start; | |
2057 u->buffer.last = u->buffer.start; | |
2058 | |
2059 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
2060 ngx_http_upstream_finalize_request(r, u, 0); | |
2061 return; | |
2062 } | |
1468
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2063 |
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2064 if (u->peer.connection->read->ready) { |
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Igor Sysoev <igor@sysoev.ru>
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2065 ngx_http_upstream_process_non_buffered_upstream(r, u); |
1468
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2066 } |
581 | 2067 } |
2068 | |
2069 return; | |
2070 } | |
2071 | |
479 | 2072 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
2073 | |
2592
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2074 #if (NGX_HTTP_CACHE) |
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2075 |
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2076 if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { |
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2077 ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); |
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2078 r->cache->file.fd = NGX_INVALID_FILE; |
479 | 2079 } |
2080 | |
1565 | 2081 if (u->cacheable) { |
2592
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2082 time_t now, valid; |
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2083 |
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2084 now = ngx_time(); |
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2085 |
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2086 valid = r->cache->valid_sec; |
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2087 |
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2088 if (valid == 0) { |
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2089 valid = ngx_http_file_cache_valid(u->conf->cache_valid, |
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2090 u->headers_in.status_n); |
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2091 if (valid) { |
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2092 r->cache->valid_sec = now + valid; |
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2093 } |
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2094 } |
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|
2095 |
2592
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2096 if (valid) { |
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2097 r->cache->last_modified = r->headers_out.last_modified_time; |
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2098 r->cache->date = now; |
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2099 r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); |
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2100 |
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2101 if (r->headers_out.content_length_n != -1) { |
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|
2102 r->cache->length = r->cache->body_start |
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2103 + r->headers_out.content_length_n; |
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2104 } |
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|
2105 |
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|
2106 ngx_http_file_cache_set_header(r, u->buffer.start); |
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2107 |
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|
2108 } else { |
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|
2109 u->cacheable = 0; |
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2110 r->headers_out.last_modified_time = -1; |
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2111 } |
479 | 2112 } |
2113 | |
2690 | 2114 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2115 "http cacheable: %d", u->cacheable); | |
2116 | |
3083
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|
2117 if (u->cacheable == 0 && r->cache) { |
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|
2118 ngx_http_file_cache_free(r, u->pipe->temp_file); |
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|
2119 } |
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|
2120 |
479 | 2121 #endif |
2122 | |
581 | 2123 p = u->pipe; |
479 | 2124 |
2125 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
2126 p->output_ctx = r; | |
2127 p->tag = u->output.tag; | |
577 | 2128 p->bufs = u->conf->bufs; |
479 | 2129 p->busy_size = u->conf->busy_buffers_size; |
2130 p->upstream = u->peer.connection; | |
583 | 2131 p->downstream = c; |
479 | 2132 p->pool = r->pool; |
583 | 2133 p->log = c->log; |
577 | 2134 |
1565 | 2135 p->cacheable = u->cacheable || u->store; |
479 | 2136 |
501 | 2137 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
2138 if (p->temp_file == NULL) { | |
479 | 2139 ngx_http_upstream_finalize_request(r, u, 0); |
2140 return; | |
2141 } | |
2142 | |
2143 p->temp_file->file.fd = NGX_INVALID_FILE; | |
583 | 2144 p->temp_file->file.log = c->log; |
479 | 2145 p->temp_file->path = u->conf->temp_path; |
2146 p->temp_file->pool = r->pool; | |
577 | 2147 |
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|
2148 if (p->cacheable) { |
479 | 2149 p->temp_file->persistent = 1; |
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|
2150 |
479 | 2151 } else { |
667 | 2152 p->temp_file->log_level = NGX_LOG_WARN; |
479 | 2153 p->temp_file->warn = "an upstream response is buffered " |
2154 "to a temporary file"; | |
2155 } | |
2156 | |
2157 p->max_temp_file_size = u->conf->max_temp_file_size; | |
2158 p->temp_file_write_size = u->conf->temp_file_write_size; | |
2159 | |
501 | 2160 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
2161 if (p->preread_bufs == NULL) { | |
479 | 2162 ngx_http_upstream_finalize_request(r, u, 0); |
2163 return; | |
2164 } | |
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|
2165 |
581 | 2166 p->preread_bufs->buf = &u->buffer; |
479 | 2167 p->preread_bufs->next = NULL; |
581 | 2168 u->buffer.recycled = 1; |
2169 | |
2170 p->preread_size = u->buffer.last - u->buffer.pos; | |
479 | 2171 |
1565 | 2172 if (u->cacheable) { |
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2173 |
479 | 2174 p->buf_to_file = ngx_calloc_buf(r->pool); |
2175 if (p->buf_to_file == NULL) { | |
2176 ngx_http_upstream_finalize_request(r, u, 0); | |
2177 return; | |
2178 } | |
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2179 |
581 | 2180 p->buf_to_file->pos = u->buffer.start; |
2181 p->buf_to_file->last = u->buffer.pos; | |
479 | 2182 p->buf_to_file->temporary = 1; |
2183 } | |
2184 | |
2185 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
2186 /* the posted aio operation may currupt a shadow buffer */ | |
2187 p->single_buf = 1; | |
2188 } | |
2189 | |
2190 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
2191 p->free_bufs = 1; | |
2192 | |
2193 /* | |
581 | 2194 * event_pipe would do u->buffer.last += p->preread_size |
479 | 2195 * as though these bytes were read |
2196 */ | |
581 | 2197 u->buffer.last = u->buffer.pos; |
479 | 2198 |
2199 if (u->conf->cyclic_temp_file) { | |
2200 | |
2201 /* | |
2202 * we need to disable the use of sendfile() if we use cyclic temp file | |
2203 * because the writing a new data may interfere with sendfile() | |
2204 * that uses the same kernel file pages (at least on FreeBSD) | |
2205 */ | |
2206 | |
2207 p->cyclic_temp_file = 1; | |
583 | 2208 c->sendfile = 0; |
479 | 2209 |
2210 } else { | |
2211 p->cyclic_temp_file = 0; | |
2212 } | |
2213 | |
2214 p->read_timeout = u->conf->read_timeout; | |
2215 p->send_timeout = clcf->send_timeout; | |
2216 p->send_lowat = clcf->send_lowat; | |
2217 | |
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|
2218 u->read_event_handler = ngx_http_upstream_process_upstream; |
509 | 2219 r->write_event_handler = ngx_http_upstream_process_downstream; |
479 | 2220 |
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|
2221 ngx_http_upstream_process_upstream(r, u); |
479 | 2222 } |
2223 | |
2224 | |
487 | 2225 static void |
581 | 2226 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
2227 { | |
2381
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Igor Sysoev <igor@sysoev.ru>
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|
2228 ngx_event_t *wev; |
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2229 ngx_connection_t *c; |
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2230 ngx_http_upstream_t *u; |
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2231 |
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2232 c = r->connection; |
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2233 u = r->upstream; |
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2234 wev = c->write; |
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2235 |
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|
2236 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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2237 "http upstream process non buffered downstream"); |
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2238 |
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|
2239 c->log->action = "sending to client"; |
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2240 |
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|
2241 if (wev->timedout) { |
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2242 c->timedout = 1; |
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2243 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
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2244 ngx_http_upstream_finalize_request(r, u, 0); |
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2245 return; |
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2246 } |
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2247 |
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2248 ngx_http_upstream_process_non_buffered_request(r, 1); |
581 | 2249 } |
2250 | |
2251 | |
2252 static void | |
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2253 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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2254 ngx_http_upstream_t *u) |
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2255 { |
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2256 ngx_connection_t *c; |
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2257 |
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2258 c = u->peer.connection; |
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2259 |
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2260 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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2261 "http upstream process non buffered upstream"); |
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2262 |
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|
2263 c->log->action = "reading upstream"; |
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Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2264 |
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
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2381
diff
changeset
|
2265 if (c->read->timedout) { |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2266 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
|
2267 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
|
2268 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2269 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2270 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2271 ngx_http_upstream_process_non_buffered_request(r, 0); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2272 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2273 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2274 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2275 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2276 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2277 ngx_uint_t do_write) |
581 | 2278 { |
2279 size_t size; | |
2280 ssize_t n; | |
2281 ngx_buf_t *b; | |
583 | 2282 ngx_int_t rc; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2283 ngx_connection_t *downstream, *upstream; |
581 | 2284 ngx_http_upstream_t *u; |
2285 ngx_http_core_loc_conf_t *clcf; | |
2286 | |
756
d904b5cb3bba
fix building introduced by previous commit
Igor Sysoev <igor@sysoev.ru>
parents:
755
diff
changeset
|
2287 u = r->upstream; |
884 | 2288 downstream = r->connection; |
2289 upstream = u->peer.connection; | |
581 | 2290 |
2291 b = &u->buffer; | |
2292 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2293 do_write = do_write || u->length == 0; |
581 | 2294 |
2295 for ( ;; ) { | |
2296 | |
2297 if (do_write) { | |
2298 | |
2299 if (u->out_bufs || u->busy_bufs) { | |
583 | 2300 rc = ngx_http_output_filter(r, u->out_bufs); |
2301 | |
2302 if (rc == NGX_ERROR) { | |
581 | 2303 ngx_http_upstream_finalize_request(r, u, 0); |
2304 return; | |
2305 } | |
2306 | |
2307 ngx_chain_update_chains(&u->free_bufs, &u->busy_bufs, | |
2308 &u->out_bufs, u->output.tag); | |
2309 } | |
2310 | |
2311 if (u->busy_bufs == NULL) { | |
2312 | |
2313 if (u->length == 0 | |
884 | 2314 || upstream->read->eof |
2315 || upstream->read->error) | |
581 | 2316 { |
2317 ngx_http_upstream_finalize_request(r, u, 0); | |
2318 return; | |
2319 } | |
2320 | |
2321 b->pos = b->start; | |
2322 b->last = b->start; | |
2323 } | |
2324 } | |
2325 | |
2326 size = b->end - b->last; | |
2327 | |
2328 if (size > u->length) { | |
2329 size = u->length; | |
2330 } | |
2331 | |
884 | 2332 if (size && upstream->read->ready) { |
2333 | |
2334 n = upstream->recv(upstream, b->last, size); | |
581 | 2335 |
2336 if (n == NGX_AGAIN) { | |
2337 break; | |
2338 } | |
2339 | |
2340 if (n > 0) { | |
2402 | 2341 u->state->response_length += n; |
2342 | |
581 | 2343 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
2344 ngx_http_upstream_finalize_request(r, u, 0); | |
2345 return; | |
2346 } | |
2347 } | |
2348 | |
2349 do_write = 1; | |
2350 | |
2351 continue; | |
2352 } | |
2353 | |
2354 break; | |
2355 } | |
2356 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2357 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2358 |
884 | 2359 if (downstream->data == r) { |
2360 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
|
2361 != NGX_OK) |
583 | 2362 { |
2363 ngx_http_upstream_finalize_request(r, u, 0); | |
2364 return; | |
2365 } | |
581 | 2366 } |
2367 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2368 if (downstream->write->active && !downstream->write->ready) { |
884 | 2369 ngx_add_timer(downstream->write, clcf->send_timeout); |
2370 | |
2371 } else if (downstream->write->timer_set) { | |
2372 ngx_del_timer(downstream->write); | |
581 | 2373 } |
2374 | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2375 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
581 | 2376 ngx_http_upstream_finalize_request(r, u, 0); |
2377 return; | |
2378 } | |
2379 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2380 if (upstream->read->active && !upstream->read->ready) { |
884 | 2381 ngx_add_timer(upstream->read, u->conf->read_timeout); |
2382 | |
2383 } else if (upstream->read->timer_set) { | |
2384 ngx_del_timer(upstream->read); | |
581 | 2385 } |
2386 } | |
2387 | |
2388 | |
2389 static ngx_int_t | |
2390 ngx_http_upstream_non_buffered_filter_init(void *data) | |
2391 { | |
2392 return NGX_OK; | |
2393 } | |
2394 | |
2395 | |
2396 static ngx_int_t | |
2397 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
2398 { | |
2399 ngx_http_request_t *r = data; | |
2400 | |
2401 ngx_buf_t *b; | |
2402 ngx_chain_t *cl, **ll; | |
2403 ngx_http_upstream_t *u; | |
2404 | |
2405 u = r->upstream; | |
2406 | |
2407 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
2408 ll = &cl->next; | |
2409 } | |
2410 | |
2411 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
2412 if (cl == NULL) { | |
2413 return NGX_ERROR; | |
2414 } | |
2415 | |
2416 *ll = cl; | |
2417 | |
2418 cl->buf->flush = 1; | |
2419 cl->buf->memory = 1; | |
2420 | |
2421 b = &u->buffer; | |
2422 | |
2423 cl->buf->pos = b->last; | |
2424 b->last += bytes; | |
2425 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
|
2426 cl->buf->tag = u->output.tag; |
581 | 2427 |
2428 if (u->length == NGX_MAX_SIZE_T_VALUE) { | |
2429 return NGX_OK; | |
2430 } | |
2431 | |
2432 u->length -= bytes; | |
2433 | |
2434 return NGX_OK; | |
2435 } | |
2436 | |
2437 | |
2438 static void | |
509 | 2439 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
2440 { | |
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2441 ngx_event_t *wev; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2442 ngx_connection_t *c; |
509 | 2443 ngx_event_pipe_t *p; |
479 | 2444 ngx_http_upstream_t *u; |
2445 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2446 c = r->connection; |
479 | 2447 u = r->upstream; |
581 | 2448 p = u->pipe; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2449 wev = c->write; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2450 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2451 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:
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diff
changeset
|
2452 "http upstream process downstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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diff
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|
2453 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2454 c->log->action = "sending to client"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
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|
2455 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2456 if (wev->timedout) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2457 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2458 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2459 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2460 wev->timedout = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2461 wev->delayed = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2462 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2463 if (!wev->ready) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2464 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
|
2465 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2466 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
|
2467 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
|
2468 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2469 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2470 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2471 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2472 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2473 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
|
2474 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
|
2475 return; |
527 | 2476 } |
479 | 2477 |
2478 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2479 p->downstream_error = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2480 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2481 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
479 | 2482 } |
2483 | |
2484 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2485 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2486 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2487 |
527 | 2488 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2489 "http downstream delayed"); | |
2490 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2491 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
|
2492 ngx_http_upstream_finalize_request(r, u, 0); |
527 | 2493 } |
2494 | |
2495 return; | |
2496 } | |
2497 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2498 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
479 | 2499 ngx_http_upstream_finalize_request(r, u, 0); |
2500 return; | |
2501 } | |
2502 } | |
577 | 2503 |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2504 ngx_http_upstream_process_request(r); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2505 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2506 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2507 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2508 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2509 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
|
2510 ngx_http_upstream_t *u) |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2511 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2512 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2513 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2514 c = u->peer.connection; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2515 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2516 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
|
2517 "http upstream process upstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2518 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2519 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2520 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2521 if (c->read->timedout) { |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2522 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
|
2523 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
|
2524 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2525 } else { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2526 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
|
2527 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
|
2528 return; |
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 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2531 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2532 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
|
2533 } |
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 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2536 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2537 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
|
2538 { |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2539 ngx_uint_t del; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2540 ngx_temp_file_t *tf; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2541 ngx_event_pipe_t *p; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2542 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2543 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2544 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2545 p = u->pipe; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2546 |
479 | 2547 if (u->peer.connection) { |
2548 | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2549 if (u->store) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2550 |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2551 del = p->upstream_error; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2552 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2553 tf = u->pipe->temp_file; |
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2554 |
2463 | 2555 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
|
2556 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2557 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
|
2558 && (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
|
2559 || (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
|
2560 { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2561 ngx_http_upstream_store(r, u); |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2562 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2563 } else { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2564 del = 1; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2565 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2566 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2567 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2568 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
|
2569 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2570 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
|
2571 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2572 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
|
2573 ngx_delete_file_n " \"%s\" failed", |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2574 u->pipe->temp_file->file.name.data); |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2575 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2576 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2577 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2578 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2579 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2580 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2581 if (u->cacheable) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2582 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2583 if (p->upstream_done) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2584 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
|
2585 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2586 } else if (p->upstream_eof) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2587 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2588 /* TODO: check length & update cache */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2589 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2590 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
|
2591 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2592 } else if (p->upstream_error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2593 ngx_http_file_cache_free(r, u->pipe->temp_file); |
479 | 2594 } |
2595 } | |
2596 | |
2597 #endif | |
2598 | |
2599 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
|
2600 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2601 "http upstream exit: %p", p->out); |
479 | 2602 #if 0 |
2603 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2604 #endif | |
2605 ngx_http_upstream_finalize_request(r, u, 0); | |
2606 return; | |
2607 } | |
2608 } | |
2609 | |
2610 if (p->downstream_error) { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2611 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2612 "http upstream downstream error"); |
479 | 2613 |
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2614 if (!u->cacheable && !u->store && u->peer.connection) { |
479 | 2615 ngx_http_upstream_finalize_request(r, u, 0); |
2616 } | |
2617 } | |
2618 } | |
2619 | |
2620 | |
487 | 2621 static void |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2622 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
|
2623 { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2624 size_t root; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2625 time_t lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2626 ngx_str_t path; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2627 ngx_temp_file_t *tf; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2628 ngx_ext_rename_file_t ext; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2629 |
1777 | 2630 tf = u->pipe->temp_file; |
2631 | |
2632 if (tf->file.fd == NGX_INVALID_FILE) { | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2633 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2634 /* create file for empty 200 response */ |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2635 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2636 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
|
2637 if (tf == NULL) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2638 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2639 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2640 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2641 tf->file.fd = NGX_INVALID_FILE; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2642 tf->file.log = r->connection->log; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2643 tf->path = u->conf->temp_path; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2644 tf->pool = r->pool; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2645 tf->persistent = 1; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2646 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2647 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
|
2648 tf->persistent, tf->clean, tf->access) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2649 != NGX_OK) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2650 { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2651 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2652 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2653 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2654 u->pipe->temp_file = tf; |
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 |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2657 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
|
2658 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
|
2659 ext.time = -1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2660 ext.create_path = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2661 ext.delete_file = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2662 ext.log = r->connection->log; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2663 |
1705 | 2664 if (u->headers_in.last_modified) { |
2665 | |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2666 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
|
2667 u->headers_in.last_modified->value.len); |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2668 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2669 if (lm != NGX_ERROR) { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2670 ext.time = lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2671 ext.fd = tf->file.fd; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2672 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2673 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2674 |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2675 if (u->conf->store_lengths == NULL) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2676 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2677 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
|
2678 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2679 } else { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2680 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
|
2681 u->conf->store_values->elts) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2682 == NULL) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2683 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2684 return; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2685 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2686 } |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2687 |
3032
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2688 path.len--; |
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2689 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2690 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
|
2691 "upstream stores \"%s\" to \"%s\"", |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2692 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
|
2693 |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2694 (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
|
2695 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2696 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2697 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2698 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2699 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 2700 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2701 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 2702 "http upstream dummy handler"); |
2703 } | |
2704 | |
2705 | |
487 | 2706 static void |
2707 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
2708 ngx_uint_t ft_type) | |
479 | 2709 { |
884 | 2710 ngx_uint_t status, state; |
479 | 2711 |
2712 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
884 | 2713 "http next upstream, %xi", ft_type); |
479 | 2714 |
2715 #if 0 | |
2716 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2717 #endif | |
2718 | |
525 | 2719 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
884 | 2720 state = NGX_PEER_NEXT; |
525 | 2721 } else { |
884 | 2722 state = NGX_PEER_FAILED; |
479 | 2723 } |
525 | 2724 |
1378 | 2725 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
2726 u->peer.free(&u->peer, u->peer.data, state); | |
2727 } | |
525 | 2728 |
479 | 2729 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
2730 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
2731 "upstream timed out"); | |
2732 } | |
577 | 2733 |
479 | 2734 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
2735 status = 0; | |
2736 | |
2737 } else { | |
2738 switch(ft_type) { | |
2739 | |
2740 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
2741 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
2742 break; | |
2743 | |
2744 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
2745 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
2746 break; | |
2747 | |
2748 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
2749 status = NGX_HTTP_NOT_FOUND; | |
2750 break; | |
2751 | |
2752 /* | |
2753 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
2754 * never reach here | |
2755 */ | |
2756 | |
2757 default: | |
2758 status = NGX_HTTP_BAD_GATEWAY; | |
2759 } | |
2760 } | |
2761 | |
583 | 2762 if (r->connection->error) { |
479 | 2763 ngx_http_upstream_finalize_request(r, u, |
2764 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
2765 return; | |
2766 } | |
2767 | |
2768 if (status) { | |
2769 u->state->status = status; | |
2770 | |
525 | 2771 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
479 | 2772 |
2773 #if (NGX_HTTP_CACHE) | |
2774 | |
2952 | 2775 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
2776 && (u->conf->cache_use_stale & ft_type)) | |
2777 { | |
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2778 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
|
2779 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2780 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
|
2781 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2782 if (rc == NGX_OK) { |
2952 | 2783 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
|
2784 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
|
2785 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2786 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2787 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2788 return; |
2789 } | |
2790 #endif | |
2791 | |
2792 ngx_http_upstream_finalize_request(r, u, status); | |
2793 return; | |
2794 } | |
2795 } | |
2796 | |
2797 if (u->peer.connection) { | |
2798 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2799 "close http upstream connection: %d", | |
2800 u->peer.connection->fd); | |
577 | 2801 #if (NGX_HTTP_SSL) |
884 | 2802 |
577 | 2803 if (u->peer.connection->ssl) { |
884 | 2804 u->peer.connection->ssl->no_wait_shutdown = 1; |
2805 u->peer.connection->ssl->no_send_shutdown = 1; | |
2806 | |
2807 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2808 } |
2809 #endif | |
884 | 2810 |
479 | 2811 ngx_close_connection(u->peer.connection); |
2812 } | |
2813 | |
2814 #if 0 | |
2815 if (u->conf->busy_lock && !u->busy_locked) { | |
2816 ngx_http_upstream_busy_lock(p); | |
2817 return; | |
2818 } | |
2819 #endif | |
2820 | |
2821 ngx_http_upstream_connect(r, u); | |
2822 } | |
2823 | |
2824 | |
487 | 2825 static void |
569 | 2826 ngx_http_upstream_cleanup(void *data) |
2827 { | |
2828 ngx_http_request_t *r = data; | |
2829 | |
1705 | 2830 ngx_http_upstream_t *u; |
2831 | |
569 | 2832 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2833 "cleanup http upstream request: \"%V\"", &r->uri); | |
2834 | |
1705 | 2835 u = r->upstream; |
2836 | |
2837 if (u->resolved && u->resolved->ctx) { | |
2838 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
|
2839 u->resolved->ctx = NULL; |
1658 | 2840 } |
2841 | |
1705 | 2842 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
569 | 2843 } |
2844 | |
2845 | |
2846 static void | |
487 | 2847 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
2848 ngx_http_upstream_t *u, ngx_int_t rc) | |
479 | 2849 { |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2850 ngx_time_t *tp; |
563 | 2851 |
483 | 2852 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2853 "finalize http upstream request: %i", rc); | |
479 | 2854 |
2413 | 2855 if (u->cleanup) { |
2856 *u->cleanup = NULL; | |
2857 } | |
569 | 2858 |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2859 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
|
2860 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
|
2861 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
|
2862 } |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2863 |
1658 | 2864 if (u->state && u->state->response_sec) { |
563 | 2865 tp = ngx_timeofday(); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2866 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
|
2867 u->state->response_msec = tp->msec - u->state->response_msec; |
2402 | 2868 |
2869 if (u->pipe) { | |
2870 u->state->response_length = u->pipe->read_length; | |
2871 } | |
563 | 2872 } |
2873 | |
479 | 2874 u->finalize_request(r, rc); |
2875 | |
1658 | 2876 if (u->peer.free) { |
2877 u->peer.free(&u->peer, u->peer.data, 0); | |
2878 } | |
884 | 2879 |
479 | 2880 if (u->peer.connection) { |
884 | 2881 |
577 | 2882 #if (NGX_HTTP_SSL) |
2883 | |
2884 /* TODO: do not shutdown persistent connection */ | |
2885 | |
2886 if (u->peer.connection->ssl) { | |
884 | 2887 |
2888 /* | |
2889 * We send the "close notify" shutdown alert to the upstream only | |
2890 * and do not wait its "close notify" shutdown alert. | |
2891 * It is acceptable according to the TLS standard. | |
2892 */ | |
2893 | |
2894 u->peer.connection->ssl->no_wait_shutdown = 1; | |
2895 | |
2896 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2897 } |
2898 #endif | |
884 | 2899 |
2900 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2901 "close http upstream connection: %d", | |
2902 u->peer.connection->fd); | |
2903 | |
479 | 2904 ngx_close_connection(u->peer.connection); |
2905 } | |
2906 | |
483 | 2907 u->peer.connection = NULL; |
2908 | |
581 | 2909 if (u->pipe && u->pipe->temp_file) { |
479 | 2910 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2911 "http upstream temp fd: %d", | |
581 | 2912 u->pipe->temp_file->file.fd); |
479 | 2913 } |
2914 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2915 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
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diff
changeset
|
2916 |
3012
f958084d4c12
fix segfault introduced in r3007
Igor Sysoev <igor@sysoev.ru>
parents:
3006
diff
changeset
|
2917 if (u->cacheable && r->cache) { |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
2918 time_t valid; |
3a8a53c0c42f
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2536
diff
changeset
|
2919 |
479 | 2920 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2921 "http upstream cache fd: %d", |
2592
3a8a53c0c42f
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2536
diff
changeset
|
2922 r->cache->file.fd); |
3a8a53c0c42f
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diff
changeset
|
2923 |
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2536
diff
changeset
|
2924 if (rc == NGX_HTTP_BAD_GATEWAY || rc == NGX_HTTP_GATEWAY_TIME_OUT) { |
3a8a53c0c42f
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diff
changeset
|
2925 |
3a8a53c0c42f
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2536
diff
changeset
|
2926 valid = ngx_http_file_cache_valid(u->conf->cache_valid, rc); |
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a prelimiary proxy cache support
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2536
diff
changeset
|
2927 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
2928 if (valid) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2929 r->cache->valid_sec = ngx_time() + valid; |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
2930 r->cache->error = rc; |
3a8a53c0c42f
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2536
diff
changeset
|
2931 } |
3a8a53c0c42f
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2536
diff
changeset
|
2932 } |
3a8a53c0c42f
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2536
diff
changeset
|
2933 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
2934 ngx_http_file_cache_free(r, u->pipe->temp_file); |
479 | 2935 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2936 |
479 | 2937 #endif |
2938 | |
2692 | 2939 if (u->header_sent |
2940 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) | |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
2941 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2942 rc = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2943 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2944 |
515 | 2945 if (rc == NGX_DECLINED) { |
2946 return; | |
2947 } | |
2948 | |
483 | 2949 r->connection->log->action = "sending to client"; |
2950 | |
2971
87ddbe960172
fix ngx_http_send_special() for subrequests handled by perl
Igor Sysoev <igor@sysoev.ru>
parents:
2957
diff
changeset
|
2951 if (rc == 0) { |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2952 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
479 | 2953 } |
2954 | |
2955 ngx_http_finalize_request(r, rc); | |
2956 } | |
2957 | |
2958 | |
509 | 2959 static ngx_int_t |
2960 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
2961 ngx_uint_t offset) | |
577 | 2962 { |
509 | 2963 ngx_table_elt_t **ph; |
577 | 2964 |
509 | 2965 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
2966 | |
2967 if (*ph == NULL) { | |
2968 *ph = h; | |
2969 } | |
2970 | |
2971 return NGX_OK; | |
2972 } | |
2973 | |
2974 | |
2975 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
|
2976 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
|
2977 ngx_uint_t offset) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2978 { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2979 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2980 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2981 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2982 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2983 static ngx_int_t |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2984 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 2985 ngx_table_elt_t *h, ngx_uint_t offset) |
2986 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2987 ngx_array_t *pa; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2988 ngx_table_elt_t **ph; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2989 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2990 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2991 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2992 pa = &u->headers_in.cache_control; |
509 | 2993 |
2994 if (pa->elts == NULL) { | |
2995 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
2996 { | |
2997 return NGX_ERROR; | |
2998 } | |
2999 } | |
3000 | |
3001 ph = ngx_array_push(pa); | |
3002 if (ph == NULL) { | |
3003 return NGX_ERROR; | |
3004 } | |
3005 | |
3006 *ph = h; | |
3007 | |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3008 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3009 { |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3010 u_char *p, *last; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3011 ngx_int_t n; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3012 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3013 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
|
3014 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3015 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3016 |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3017 if (r->cache == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3018 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3019 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3020 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3021 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
|
3022 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3023 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3024 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3025 last = h->value.data + h->value.len; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3026 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3027 if (ngx_strlcasestrn(h->value.data, last, (u_char *) "no-cache", 8 - 1) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3028 != NULL) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3029 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3030 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3031 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3032 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3033 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3034 p = ngx_strlcasestrn(h->value.data, last, (u_char *) "max-age=", 8 - 1); |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3035 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3036 if (p == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3037 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3038 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3039 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3040 n = 0; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3041 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3042 for (p += 8; p < last; p++) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3043 if (*p == ';' || *p == ' ') { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3044 break; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3045 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3046 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3047 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
|
3048 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
|
3049 continue; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3050 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3051 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3052 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3053 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3054 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3055 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3056 if (n == 0) { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3057 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3058 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3059 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3060 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3061 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
|
3062 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3063 #endif |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3064 |
509 | 3065 return NGX_OK; |
3066 } | |
3067 | |
3068 | |
3069 static ngx_int_t | |
2666 | 3070 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
3071 ngx_uint_t offset) | |
3072 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3073 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3074 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3075 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3076 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
|
3077 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3078 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3079 { |
2666 | 3080 time_t expires; |
3081 | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3082 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
|
3083 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3084 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3085 |
2666 | 3086 if (r->cache == NULL) { |
3087 return NGX_OK; | |
3088 } | |
3089 | |
3090 if (r->cache->valid_sec != 0) { | |
3091 return NGX_OK; | |
3092 } | |
3093 | |
3094 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
3095 | |
3096 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
|
3097 u->cacheable = 0; |
2666 | 3098 return NGX_OK; |
3099 } | |
3100 | |
3101 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
|
3102 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3103 #endif |
2666 | 3104 |
3105 return NGX_OK; | |
3106 } | |
3107 | |
3108 | |
3109 static ngx_int_t | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3110 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
|
3111 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
|
3112 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3113 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3114 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3115 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3116 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
|
3117 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3118 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3119 { |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3120 u_char *p; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3121 size_t len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3122 ngx_int_t n; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3123 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3124 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
|
3125 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3126 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3127 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3128 if (r->cache == NULL) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3129 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3130 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3131 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3132 len = h->value.len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3133 p = h->value.data; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3134 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3135 if (p[0] != '@') { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3136 n = ngx_atoi(p, len); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3137 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3138 switch (n) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3139 case 0: |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3140 u->cacheable = 0; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3141 case NGX_ERROR: |
2667 | 3142 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3143 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3144 default: |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3145 r->cache->valid_sec = ngx_time() + n; |
2667 | 3146 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3147 } |
2667 | 3148 } |
3149 | |
3150 p++; | |
3151 len--; | |
3152 | |
3153 n = ngx_atoi(p, len); | |
3154 | |
3155 if (n != NGX_ERROR) { | |
3156 r->cache->valid_sec = n; | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3157 } |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3158 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3159 #endif |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3160 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3161 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3162 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3163 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3164 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3165 static ngx_int_t |
527 | 3166 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
3167 ngx_uint_t offset) | |
577 | 3168 { |
527 | 3169 ngx_int_t n; |
3170 | |
3171 r->upstream->headers_in.x_accel_limit_rate = h; | |
3172 | |
3173 n = ngx_atoi(h->value.data, h->value.len); | |
3174 | |
3175 if (n != NGX_ERROR) { | |
3176 r->limit_rate = (size_t) n; | |
3177 } | |
3178 | |
3179 return NGX_OK; | |
3180 } | |
3181 | |
3182 | |
3183 static ngx_int_t | |
649 | 3184 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
3185 ngx_uint_t offset) | |
3186 { | |
3187 u_char c0, c1, c2; | |
3188 | |
3189 if (r->upstream->conf->change_buffering) { | |
3190 | |
3191 if (h->value.len == 2) { | |
3192 c0 = ngx_tolower(h->value.data[0]); | |
3193 c1 = ngx_tolower(h->value.data[1]); | |
3194 | |
3195 if (c0 == 'n' && c1 == 'o') { | |
3196 r->upstream->buffering = 0; | |
3197 } | |
3198 | |
3199 } else if (h->value.len == 3) { | |
3200 c0 = ngx_tolower(h->value.data[0]); | |
3201 c1 = ngx_tolower(h->value.data[1]); | |
3202 c2 = ngx_tolower(h->value.data[2]); | |
3203 | |
3204 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
3205 r->upstream->buffering = 1; | |
3206 } | |
3207 } | |
3208 } | |
3209 | |
3210 return NGX_OK; | |
3211 } | |
3212 | |
3213 | |
3214 static ngx_int_t | |
657 | 3215 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
3216 ngx_uint_t offset) | |
3217 { | |
3218 r->headers_out.override_charset = &h->value; | |
3219 | |
3220 return NGX_OK; | |
3221 } | |
3222 | |
3223 | |
3224 static ngx_int_t | |
509 | 3225 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
3226 ngx_uint_t offset) | |
3227 { | |
573 | 3228 ngx_table_elt_t *ho, **ph; |
509 | 3229 |
3230 ho = ngx_list_push(&r->headers_out.headers); | |
3231 if (ho == NULL) { | |
3232 return NGX_ERROR; | |
3233 } | |
3234 | |
3235 *ho = *h; | |
3236 | |
573 | 3237 if (offset) { |
3238 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
3239 *ph = ho; | |
3240 } | |
3241 | |
509 | 3242 return NGX_OK; |
3243 } | |
3244 | |
3245 | |
3246 static ngx_int_t | |
3247 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
3248 ngx_table_elt_t *h, ngx_uint_t offset) | |
3249 { | |
3250 ngx_array_t *pa; | |
3251 ngx_table_elt_t *ho, **ph; | |
3252 | |
3253 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
3254 | |
3255 if (pa->elts == NULL) { | |
3256 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3257 { | |
3258 return NGX_ERROR; | |
3259 } | |
3260 } | |
3261 | |
3262 ph = ngx_array_push(pa); | |
3263 if (ph == NULL) { | |
3264 return NGX_ERROR; | |
3265 } | |
3266 | |
3267 ho = ngx_list_push(&r->headers_out.headers); | |
3268 if (ho == NULL) { | |
3269 return NGX_ERROR; | |
3270 } | |
3271 | |
3272 *ho = *h; | |
3273 *ph = ho; | |
3274 | |
3275 return NGX_OK; | |
3276 } | |
3277 | |
3278 | |
3279 static ngx_int_t | |
3280 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3281 ngx_uint_t offset) | |
3282 { | |
657 | 3283 u_char *p, *last; |
3284 | |
3285 r->headers_out.content_type_len = h->value.len; | |
509 | 3286 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
|
3287 r->headers_out.content_type_lowcase = NULL; |
509 | 3288 |
657 | 3289 for (p = h->value.data; *p; p++) { |
3290 | |
3291 if (*p != ';') { | |
3292 continue; | |
3293 } | |
3294 | |
3295 last = p; | |
3296 | |
3297 while (*++p == ' ') { /* void */ } | |
3298 | |
1968 | 3299 if (*p == '\0') { |
3300 return NGX_OK; | |
3301 } | |
3302 | |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3303 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
657 | 3304 continue; |
3305 } | |
3306 | |
3307 p += 8; | |
3308 | |
3309 r->headers_out.content_type_len = last - h->value.data; | |
3310 | |
2244 | 3311 if (*p == '"') { |
3312 p++; | |
3313 } | |
3314 | |
3315 last = h->value.data + h->value.len; | |
3316 | |
3317 if (*(last - 1) == '"') { | |
3318 last--; | |
3319 } | |
3320 | |
3321 r->headers_out.charset.len = last - p; | |
657 | 3322 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
|
3323 |
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3324 return NGX_OK; |
657 | 3325 } |
3326 | |
509 | 3327 return NGX_OK; |
3328 } | |
3329 | |
3330 | |
3331 static ngx_int_t | |
3332 ngx_http_upstream_copy_content_length(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3333 ngx_uint_t offset) | |
3334 { | |
3335 ngx_table_elt_t *ho; | |
3336 | |
3337 ho = ngx_list_push(&r->headers_out.headers); | |
3338 if (ho == NULL) { | |
3339 return NGX_ERROR; | |
3340 } | |
3341 | |
3342 *ho = *h; | |
3343 | |
3344 r->headers_out.content_length = ho; | |
3345 r->headers_out.content_length_n = ngx_atoof(h->value.data, h->value.len); | |
3346 | |
3347 return NGX_OK; | |
3348 } | |
3349 | |
3350 | |
3351 static ngx_int_t | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3352 ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, ngx_table_elt_t *h, |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3353 ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3354 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3355 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3356 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3357 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3358 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3359 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3360 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3361 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3362 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3363 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3364 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
|
3365 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3366 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3367 |
2952 | 3368 if (r->upstream->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3369 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
|
3370 h->value.len); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3371 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3372 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3373 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3374 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3375 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3376 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3377 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
3378 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
3379 static ngx_int_t |
509 | 3380 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
3381 ngx_uint_t offset) | |
3382 { | |
3383 ngx_int_t rc; | |
3384 ngx_table_elt_t *ho; | |
3385 | |
3386 ho = ngx_list_push(&r->headers_out.headers); | |
3387 if (ho == NULL) { | |
3388 return NGX_ERROR; | |
3389 } | |
3390 | |
3391 *ho = *h; | |
3392 | |
3393 if (r->upstream->rewrite_redirect) { | |
3394 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
3395 | |
529 | 3396 if (rc == NGX_DECLINED) { |
3397 return NGX_OK; | |
3398 } | |
3399 | |
509 | 3400 if (rc == NGX_OK) { |
3401 r->headers_out.location = ho; | |
3402 | |
3403 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
3404 "rewritten location: \"%V\"", &ho->value); | |
3405 } | |
3406 | |
3407 return rc; | |
3408 } | |
3409 | |
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3410 if (ho->value.data[0] != '/') { |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3411 r->headers_out.location = ho; |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3412 } |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3413 |
509 | 3414 /* |
3415 * we do not set r->headers_out.location here to avoid the handling | |
3416 * the local redirects without a host name by ngx_http_header_filter() | |
3417 */ | |
3418 | |
3419 return NGX_OK; | |
3420 } | |
3421 | |
3422 | |
3423 static ngx_int_t | |
3424 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3425 ngx_uint_t offset) | |
3426 { | |
3427 u_char *p; | |
3428 ngx_int_t rc; | |
3429 ngx_table_elt_t *ho; | |
3430 | |
3431 ho = ngx_list_push(&r->headers_out.headers); | |
3432 if (ho == NULL) { | |
3433 return NGX_ERROR; | |
3434 } | |
3435 | |
3436 *ho = *h; | |
3437 | |
3438 if (r->upstream->rewrite_redirect) { | |
3439 | |
1549 | 3440 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
509 | 3441 |
3442 if (p) { | |
3443 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
3444 | |
3445 } else { | |
3446 return NGX_OK; | |
3447 } | |
3448 | |
529 | 3449 if (rc == NGX_DECLINED) { |
3450 return NGX_OK; | |
3451 } | |
3452 | |
509 | 3453 if (rc == NGX_OK) { |
1654 | 3454 r->headers_out.refresh = ho; |
3455 | |
509 | 3456 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3457 "rewritten refresh: \"%V\"", &ho->value); | |
3458 } | |
3459 | |
3460 return rc; | |
3461 } | |
3462 | |
1654 | 3463 r->headers_out.refresh = ho; |
3464 | |
509 | 3465 return NGX_OK; |
3466 } | |
3467 | |
3468 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3469 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3470 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
|
3471 ngx_table_elt_t *h, ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3472 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3473 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3474 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3475 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3476 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3477 if (r->cached) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3478 r->allow_ranges = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3479 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3480 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3481 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3482 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3483 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3484 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3485 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3486 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3487 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3488 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3489 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3490 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3491 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3492 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
|
3493 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3494 return NGX_OK; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3497 |
509 | 3498 #if (NGX_HTTP_GZIP) |
3499 | |
3500 static ngx_int_t | |
3501 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
3502 ngx_table_elt_t *h, ngx_uint_t offset) | |
3503 { | |
3504 ngx_table_elt_t *ho; | |
3505 | |
3506 ho = ngx_list_push(&r->headers_out.headers); | |
3507 if (ho == NULL) { | |
3508 return NGX_ERROR; | |
3509 } | |
3510 | |
3511 *ho = *h; | |
3512 | |
3513 r->headers_out.content_encoding = ho; | |
3514 | |
3515 return NGX_OK; | |
3516 } | |
3517 | |
3518 #endif | |
3519 | |
3520 | |
487 | 3521 static ngx_int_t |
573 | 3522 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
479 | 3523 { |
880 | 3524 ngx_http_variable_t *var, *v; |
479 | 3525 |
573 | 3526 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
3527 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
3528 if (var == NULL) { | |
3529 return NGX_ERROR; | |
3530 } | |
3531 | |
637 | 3532 var->get_handler = v->get_handler; |
573 | 3533 var->data = v->data; |
3534 } | |
3535 | |
479 | 3536 return NGX_OK; |
3537 } | |
509 | 3538 |
3539 | |
573 | 3540 static ngx_int_t |
1181 | 3541 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
3542 ngx_http_variable_value_t *v, uintptr_t data) | |
3543 { | |
3544 u_char *p; | |
3545 size_t len; | |
3546 ngx_uint_t i; | |
3547 ngx_http_upstream_state_t *state; | |
3548 | |
3549 v->valid = 1; | |
1565 | 3550 v->no_cacheable = 0; |
1181 | 3551 v->not_found = 0; |
3552 | |
3553 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3554 v->not_found = 1; | |
3555 return NGX_OK; | |
3556 } | |
3557 | |
3558 len = 0; | |
3559 state = r->upstream_states->elts; | |
3560 | |
3561 for (i = 0; i < r->upstream_states->nelts; i++) { | |
3562 if (state[i].peer) { | |
3563 len += state[i].peer->len + 2; | |
3564 | |
3565 } else { | |
3566 len += 3; | |
3567 } | |
3568 } | |
3569 | |
2049 | 3570 p = ngx_pnalloc(r->pool, len); |
1181 | 3571 if (p == NULL) { |
3572 return NGX_ERROR; | |
3573 } | |
3574 | |
3575 v->data = p; | |
3576 | |
3577 i = 0; | |
3578 | |
3579 for ( ;; ) { | |
3580 if (state[i].peer) { | |
3581 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
3582 } | |
3583 | |
3584 if (++i == r->upstream_states->nelts) { | |
3585 break; | |
3586 } | |
3587 | |
3588 if (state[i].peer) { | |
3589 *p++ = ','; | |
3590 *p++ = ' '; | |
3591 | |
3592 } else { | |
3593 *p++ = ' '; | |
3594 *p++ = ':'; | |
3595 *p++ = ' '; | |
3596 | |
3597 if (++i == r->upstream_states->nelts) { | |
3598 break; | |
3599 } | |
3600 | |
3601 continue; | |
3602 } | |
3603 } | |
3604 | |
3605 v->len = p - v->data; | |
3606 | |
3607 return NGX_OK; | |
3608 } | |
3609 | |
3610 | |
3611 static ngx_int_t | |
573 | 3612 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
3613 ngx_http_variable_value_t *v, uintptr_t data) | |
3614 { | |
3615 u_char *p; | |
3616 size_t len; | |
3617 ngx_uint_t i; | |
3618 ngx_http_upstream_state_t *state; | |
3619 | |
3620 v->valid = 1; | |
1565 | 3621 v->no_cacheable = 0; |
573 | 3622 v->not_found = 0; |
3623 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3624 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3625 v->not_found = 1; |
3626 return NGX_OK; | |
3627 } | |
3628 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3629 len = r->upstream_states->nelts * (3 + 2); |
573 | 3630 |
2049 | 3631 p = ngx_pnalloc(r->pool, len); |
573 | 3632 if (p == NULL) { |
3633 return NGX_ERROR; | |
3634 } | |
3635 | |
3636 v->data = p; | |
3637 | |
3638 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
|
3639 state = r->upstream_states->elts; |
573 | 3640 |
3641 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3642 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
|
3643 p = ngx_sprintf(p, "%ui", state[i].status); |
573 | 3644 |
3645 } else { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3646 *p++ = '-'; |
573 | 3647 } |
3648 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3649 if (++i == r->upstream_states->nelts) { |
573 | 3650 break; |
3651 } | |
3652 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3653 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
|
3654 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3655 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3656 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3657 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3658 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3659 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3660 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3661 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3662 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
|
3663 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3664 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3665 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3666 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3667 } |
573 | 3668 } |
3669 | |
3670 v->len = p - v->data; | |
3671 | |
3672 return NGX_OK; | |
3673 } | |
3674 | |
3675 | |
3676 static ngx_int_t | |
3677 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
3678 ngx_http_variable_value_t *v, uintptr_t data) | |
3679 { | |
3680 u_char *p; | |
3681 size_t len; | |
3682 ngx_uint_t i; | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3683 ngx_msec_int_t ms; |
573 | 3684 ngx_http_upstream_state_t *state; |
3685 | |
3686 v->valid = 1; | |
1565 | 3687 v->no_cacheable = 0; |
573 | 3688 v->not_found = 0; |
3689 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3690 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3691 v->not_found = 1; |
3692 return NGX_OK; | |
3693 } | |
3694 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3695 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
573 | 3696 |
2049 | 3697 p = ngx_pnalloc(r->pool, len); |
573 | 3698 if (p == NULL) { |
3699 return NGX_ERROR; | |
3700 } | |
3701 | |
3702 v->data = p; | |
3703 | |
3704 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
|
3705 state = r->upstream_states->elts; |
573 | 3706 |
3707 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3708 if (state[i].status) { |
1640 | 3709 ms = (ngx_msec_int_t) |
3710 (state[i].response_sec * 1000 + state[i].response_msec); | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3711 ms = (ms >= 0) ? ms : 0; |
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3712 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
|
3713 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3714 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3715 *p++ = '-'; |
573 | 3716 } |
3717 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3718 if (++i == r->upstream_states->nelts) { |
573 | 3719 break; |
3720 } | |
3721 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3722 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
|
3723 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3724 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3725 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3726 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3727 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3728 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3729 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3730 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3731 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
|
3732 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3733 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3734 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3735 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3736 } |
573 | 3737 } |
3738 | |
3739 v->len = p - v->data; | |
3740 | |
3741 return NGX_OK; | |
3742 } | |
3743 | |
3744 | |
2402 | 3745 static ngx_int_t |
3746 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
3747 ngx_http_variable_value_t *v, uintptr_t data) | |
3748 { | |
3749 u_char *p; | |
3750 size_t len; | |
3751 ngx_uint_t i; | |
3752 ngx_http_upstream_state_t *state; | |
3753 | |
3754 v->valid = 1; | |
3755 v->no_cacheable = 0; | |
3756 v->not_found = 0; | |
3757 | |
3758 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3759 v->not_found = 1; | |
3760 return NGX_OK; | |
3761 } | |
3762 | |
3763 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
3764 | |
3765 p = ngx_pnalloc(r->pool, len); | |
3766 if (p == NULL) { | |
3767 return NGX_ERROR; | |
3768 } | |
3769 | |
3770 v->data = p; | |
3771 | |
3772 i = 0; | |
3773 state = r->upstream_states->elts; | |
3774 | |
3775 for ( ;; ) { | |
3776 p = ngx_sprintf(p, "%O", state[i].response_length); | |
3777 | |
3778 if (++i == r->upstream_states->nelts) { | |
3779 break; | |
3780 } | |
3781 | |
3782 if (state[i].peer) { | |
3783 *p++ = ','; | |
3784 *p++ = ' '; | |
3785 | |
3786 } else { | |
3787 *p++ = ' '; | |
3788 *p++ = ':'; | |
3789 *p++ = ' '; | |
3790 | |
3791 if (++i == r->upstream_states->nelts) { | |
3792 break; | |
3793 } | |
3794 | |
3795 continue; | |
3796 } | |
3797 } | |
3798 | |
3799 v->len = p - v->data; | |
3800 | |
3801 return NGX_OK; | |
3802 } | |
3803 | |
3804 | |
1162 | 3805 ngx_int_t |
3806 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
3807 ngx_http_variable_value_t *v, uintptr_t data) | |
3808 { | |
3809 if (r->upstream == NULL) { | |
3810 v->not_found = 1; | |
3811 return NGX_OK; | |
3812 } | |
3813 | |
3814 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
3815 &r->upstream->headers_in.headers.part, | |
3816 sizeof("upstream_http_") - 1); | |
3817 } | |
3818 | |
3819 | |
2952 | 3820 #if (NGX_HTTP_CACHE) |
3821 | |
3822 ngx_int_t | |
3823 ngx_http_upstream_cache_status(ngx_http_request_t *r, | |
3824 ngx_http_variable_value_t *v, uintptr_t data) | |
3825 { | |
3826 ngx_uint_t n; | |
3827 | |
3828 if (r->upstream == NULL || r->upstream->cache_status == 0) { | |
3829 v->not_found = 1; | |
3830 return NGX_OK; | |
3831 } | |
3832 | |
3833 n = r->upstream->cache_status - 1; | |
3834 | |
3835 v->valid = 1; | |
3836 v->no_cacheable = 0; | |
3837 v->not_found = 0; | |
3838 v->len = ngx_http_cache_status[n].len; | |
3839 v->data = ngx_http_cache_status[n].data; | |
3840 | |
3841 return NGX_OK; | |
3842 } | |
3843 | |
3844 #endif | |
3845 | |
3846 | |
651 | 3847 static char * |
3848 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
3849 { | |
884 | 3850 char *rv; |
3851 void *mconf; | |
3852 ngx_str_t *value; | |
3853 ngx_url_t u; | |
3854 ngx_uint_t m; | |
3855 ngx_conf_t pcf; | |
3856 ngx_http_module_t *module; | |
3857 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
3858 ngx_http_upstream_srv_conf_t *uscf; | |
3859 | |
3860 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3861 | |
3862 value = cf->args->elts; | |
3863 u.host = value[1]; | |
3864 u.no_resolve = 1; | |
3865 | |
3866 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
3867 |NGX_HTTP_UPSTREAM_WEIGHT | |
3868 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
3869 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
3870 |NGX_HTTP_UPSTREAM_DOWN | |
3871 |NGX_HTTP_UPSTREAM_BACKUP); | |
3872 if (uscf == NULL) { | |
3873 return NGX_CONF_ERROR; | |
3874 } | |
3875 | |
651 | 3876 |
3877 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
3878 if (ctx == NULL) { | |
3879 return NGX_CONF_ERROR; | |
3880 } | |
3881 | |
884 | 3882 http_ctx = cf->ctx; |
3883 ctx->main_conf = http_ctx->main_conf; | |
651 | 3884 |
3885 /* the upstream{}'s srv_conf */ | |
3886 | |
3887 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3888 if (ctx->srv_conf == NULL) { | |
3889 return NGX_CONF_ERROR; | |
3890 } | |
3891 | |
3892 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
3893 | |
884 | 3894 uscf->srv_conf = ctx->srv_conf; |
3895 | |
651 | 3896 |
3897 /* the upstream{}'s loc_conf */ | |
3898 | |
3899 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3900 if (ctx->loc_conf == NULL) { | |
3901 return NGX_CONF_ERROR; | |
3902 } | |
3903 | |
3904 for (m = 0; ngx_modules[m]; m++) { | |
3905 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
3906 continue; | |
3907 } | |
3908 | |
3909 module = ngx_modules[m]->ctx; | |
3910 | |
884 | 3911 if (module->create_srv_conf) { |
3912 mconf = module->create_srv_conf(cf); | |
3913 if (mconf == NULL) { | |
3914 return NGX_CONF_ERROR; | |
3915 } | |
3916 | |
3917 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
3918 } | |
3919 | |
651 | 3920 if (module->create_loc_conf) { |
3921 mconf = module->create_loc_conf(cf); | |
3922 if (mconf == NULL) { | |
3923 return NGX_CONF_ERROR; | |
3924 } | |
3925 | |
3926 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
3927 } | |
3928 } | |
3929 | |
3930 | |
3931 /* parse inside upstream{} */ | |
3932 | |
3933 pcf = *cf; | |
3934 cf->ctx = ctx; | |
3935 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
3936 | |
3937 rv = ngx_conf_parse(cf, NULL); | |
3938 | |
3939 *cf = pcf; | |
3940 | |
3941 if (rv != NGX_CONF_OK) { | |
3942 return rv; | |
3943 } | |
3944 | |
3945 if (uscf->servers == NULL) { | |
3946 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
3947 "no servers are inside upstream"); | |
3948 return NGX_CONF_ERROR; | |
3949 } | |
3950 | |
3951 return rv; | |
3952 } | |
3953 | |
3954 | |
3955 static char * | |
3956 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
3957 { | |
3958 ngx_http_upstream_srv_conf_t *uscf = conf; | |
3959 | |
884 | 3960 time_t fail_timeout; |
3961 ngx_str_t *value, s; | |
3962 ngx_url_t u; | |
3963 ngx_int_t weight, max_fails; | |
3964 ngx_uint_t i; | |
3965 ngx_http_upstream_server_t *us; | |
651 | 3966 |
3967 if (uscf->servers == NULL) { | |
884 | 3968 uscf->servers = ngx_array_create(cf->pool, 4, |
3969 sizeof(ngx_http_upstream_server_t)); | |
651 | 3970 if (uscf->servers == NULL) { |
3971 return NGX_CONF_ERROR; | |
3972 } | |
3973 } | |
3974 | |
884 | 3975 us = ngx_array_push(uscf->servers); |
3976 if (us == NULL) { | |
651 | 3977 return NGX_CONF_ERROR; |
3978 } | |
3979 | |
884 | 3980 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
3981 | |
651 | 3982 value = cf->args->elts; |
3983 | |
3984 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3985 | |
3986 u.url = value[1]; | |
906 | 3987 u.default_port = 80; |
651 | 3988 |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
3989 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
651 | 3990 if (u.err) { |
3991 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
3992 "%s in upstream \"%V\"", u.err, &u.url); | |
3993 } | |
3994 | |
3995 return NGX_CONF_ERROR; | |
3996 } | |
3997 | |
663 | 3998 weight = 1; |
884 | 3999 max_fails = 1; |
4000 fail_timeout = 10; | |
4001 | |
4002 for (i = 2; i < cf->args->nelts; i++) { | |
4003 | |
4004 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
4005 | |
4006 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
4007 goto invalid; | |
4008 } | |
4009 | |
4010 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
663 | 4011 |
4012 if (weight == NGX_ERROR || weight == 0) { | |
4013 goto invalid; | |
4014 } | |
4015 | |
884 | 4016 continue; |
4017 } | |
4018 | |
4019 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
4020 | |
4021 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
4022 goto invalid; | |
4023 } | |
4024 | |
4025 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
4026 | |
4027 if (max_fails == NGX_ERROR) { | |
4028 goto invalid; | |
4029 } | |
4030 | |
4031 continue; | |
663 | 4032 } |
884 | 4033 |
4034 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
4035 | |
4036 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
4037 goto invalid; | |
4038 } | |
4039 | |
4040 s.len = value[i].len - 13; | |
4041 s.data = &value[i].data[13]; | |
4042 | |
4043 fail_timeout = ngx_parse_time(&s, 1); | |
4044 | |
1973 | 4045 if (fail_timeout == NGX_ERROR) { |
884 | 4046 goto invalid; |
4047 } | |
4048 | |
4049 continue; | |
4050 } | |
4051 | |
1378 | 4052 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
4053 | |
4054 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
4055 goto invalid; | |
4056 } | |
4057 | |
4058 us->backup = 1; | |
4059 | |
4060 continue; | |
4061 } | |
4062 | |
884 | 4063 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
4064 | |
4065 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
4066 goto invalid; | |
4067 } | |
4068 | |
4069 us->down = 1; | |
4070 | |
4071 continue; | |
4072 } | |
4073 | |
4074 goto invalid; | |
663 | 4075 } |
4076 | |
884 | 4077 us->addrs = u.addrs; |
4078 us->naddrs = u.naddrs; | |
4079 us->weight = weight; | |
4080 us->max_fails = max_fails; | |
4081 us->fail_timeout = fail_timeout; | |
651 | 4082 |
4083 return NGX_CONF_OK; | |
663 | 4084 |
4085 invalid: | |
4086 | |
884 | 4087 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4088 "invalid parameter \"%V\"", &value[i]); | |
663 | 4089 |
4090 return NGX_CONF_ERROR; | |
651 | 4091 } |
4092 | |
4093 | |
4094 ngx_http_upstream_srv_conf_t * | |
884 | 4095 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
651 | 4096 { |
4097 ngx_uint_t i; | |
884 | 4098 ngx_http_upstream_server_t *us; |
651 | 4099 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
4100 ngx_http_upstream_main_conf_t *umcf; | |
4101 | |
884 | 4102 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
4103 | |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4104 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
651 | 4105 if (u->err) { |
4106 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4107 "%s in upstream \"%V\"", u->err, &u->url); | |
4108 } | |
4109 | |
4110 return NULL; | |
4111 } | |
4112 } | |
4113 | |
4114 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
4115 | |
4116 uscfp = umcf->upstreams.elts; | |
4117 | |
4118 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
906 | 4119 |
4120 if (uscfp[i]->host.len != u->host.len | |
884 | 4121 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
4122 != 0) | |
4123 { | |
651 | 4124 continue; |
4125 } | |
4126 | |
884 | 4127 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
4128 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
651 | 4129 { |
884 | 4130 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4131 "duplicate upstream \"%V\"", &u->host); | |
4132 return NULL; | |
651 | 4133 } |
884 | 4134 |
906 | 4135 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
884 | 4136 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
906 | 4137 "upstream \"%V\" may not have port %d", |
4138 &u->host, u->port); | |
4139 return NULL; | |
4140 } | |
4141 | |
4142 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
4143 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
4144 "upstream \"%V\" may not have port %d in %s:%ui", | |
4145 &u->host, uscfp[i]->port, | |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4146 uscfp[i]->file_name, uscfp[i]->line); |
906 | 4147 return NULL; |
4148 } | |
4149 | |
4150 if (uscfp[i]->port != u->port) { | |
4151 continue; | |
884 | 4152 } |
4153 | |
1340 | 4154 if (uscfp[i]->default_port && u->default_port |
4155 && uscfp[i]->default_port != u->default_port) | |
4156 { | |
4157 continue; | |
4158 } | |
4159 | |
884 | 4160 return uscfp[i]; |
651 | 4161 } |
4162 | |
4163 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
4164 if (uscf == NULL) { | |
4165 return NULL; | |
4166 } | |
4167 | |
884 | 4168 uscf->flags = flags; |
651 | 4169 uscf->host = u->host; |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4170 uscf->file_name = cf->conf_file->file.name.data; |
651 | 4171 uscf->line = cf->conf_file->line; |
906 | 4172 uscf->port = u->port; |
4173 uscf->default_port = u->default_port; | |
884 | 4174 |
4175 if (u->naddrs == 1) { | |
4176 uscf->servers = ngx_array_create(cf->pool, 1, | |
4177 sizeof(ngx_http_upstream_server_t)); | |
4178 if (uscf->servers == NULL) { | |
4179 return NGX_CONF_ERROR; | |
4180 } | |
4181 | |
4182 us = ngx_array_push(uscf->servers); | |
4183 if (us == NULL) { | |
4184 return NGX_CONF_ERROR; | |
4185 } | |
4186 | |
4187 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
4188 | |
4189 us->addrs = u->addrs; | |
4190 us->naddrs = u->naddrs; | |
4191 } | |
651 | 4192 |
4193 uscfp = ngx_array_push(&umcf->upstreams); | |
4194 if (uscfp == NULL) { | |
4195 return NULL; | |
4196 } | |
4197 | |
4198 *uscfp = uscf; | |
4199 | |
4200 return uscf; | |
4201 } | |
4202 | |
4203 | |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4204 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
|
4205 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
|
4206 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
|
4207 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
|
4208 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4209 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
|
4210 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
|
4211 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
|
4212 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
|
4213 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4214 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
|
4215 && 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
|
4216 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4217 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
|
4218 |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4219 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
|
4220 #if (NGX_HTTP_CACHE) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4221 && ((conf->cache == NULL) == (prev->cache == NULL)) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4222 #endif |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4223 ) |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4224 { |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4225 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
|
4226 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4227 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4228 conf->hide_headers = prev->hide_headers; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4229 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
|
4230 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4231 } else { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4232 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
|
4233 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
|
4234 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4235 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4236 if (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
|
4237 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
|
4238 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4239 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4240 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4241 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
|
4242 != NGX_OK) |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4243 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4244 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
|
4245 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4246 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4247 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
|
4248 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
|
4249 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
|
4250 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
|
4251 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4252 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4253 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
|
4254 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
|
4255 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
|
4256 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4257 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4258 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
|
4259 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4260 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
|
4261 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4262 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
|
4263 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4264 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
|
4265 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4266 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
|
4267 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
|
4268 goto exist; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4269 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4270 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4271 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4272 hk = 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
|
4273 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
|
4274 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
|
4275 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4276 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4277 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
|
4278 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
|
4279 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
|
4280 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4281 exist: |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4282 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4283 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4284 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4285 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4286 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4287 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
|
4288 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4289 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
|
4290 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
|
4291 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4292 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
|
4293 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
|
4294 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4295 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
|
4296 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4297 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4298 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4299 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
|
4300 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
|
4301 break; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4302 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4303 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4304 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4305 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4306 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4307 hash->hash = &conf->hide_headers_hash; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4308 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
|
4309 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
|
4310 hash->temp_pool = NULL; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4311 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4312 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
|
4313 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4314 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4315 |
509 | 4316 static void * |
4317 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
4318 { | |
4319 ngx_http_upstream_main_conf_t *umcf; | |
4320 | |
4321 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
4322 if (umcf == NULL) { | |
4323 return NULL; | |
4324 } | |
4325 | |
651 | 4326 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
4327 sizeof(ngx_http_upstream_srv_conf_t *)) | |
4328 != NGX_OK) | |
4329 { | |
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4330 return NULL; |
651 | 4331 } |
4332 | |
509 | 4333 return umcf; |
4334 } | |
4335 | |
4336 | |
4337 static char * | |
651 | 4338 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
509 | 4339 { |
4340 ngx_http_upstream_main_conf_t *umcf = conf; | |
4341 | |
651 | 4342 ngx_uint_t i; |
4343 ngx_array_t headers_in; | |
4344 ngx_hash_key_t *hk; | |
4345 ngx_hash_init_t hash; | |
884 | 4346 ngx_http_upstream_init_pt init; |
651 | 4347 ngx_http_upstream_header_t *header; |
4348 ngx_http_upstream_srv_conf_t **uscfp; | |
4349 | |
4350 uscfp = umcf->upstreams.elts; | |
4351 | |
4352 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
884 | 4353 |
4354 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
4355 ngx_http_upstream_init_round_robin; | |
4356 | |
4357 if (init(cf, uscfp[i]) != NGX_OK) { | |
651 | 4358 return NGX_CONF_ERROR; |
4359 } | |
4360 } | |
649 | 4361 |
663 | 4362 |
884 | 4363 /* upstream_headers_in_hash */ |
4364 | |
649 | 4365 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
4366 != NGX_OK) | |
509 | 4367 { |
4368 return NGX_CONF_ERROR; | |
4369 } | |
4370 | |
649 | 4371 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
4372 hk = ngx_array_push(&headers_in); | |
4373 if (hk == NULL) { | |
4374 return NGX_CONF_ERROR; | |
4375 } | |
4376 | |
4377 hk->key = header->name; | |
4378 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
4379 hk->value = header; | |
4380 } | |
4381 | |
4382 hash.hash = &umcf->headers_in_hash; | |
4383 hash.key = ngx_hash_key_lc; | |
4384 hash.max_size = 512; | |
751
bae59a740c40
align hash bucket size to cache line
Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4385 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
649 | 4386 hash.name = "upstream_headers_in_hash"; |
4387 hash.pool = cf->pool; | |
4388 hash.temp_pool = NULL; | |
4389 | |
4390 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
4391 return NGX_CONF_ERROR; | |
4392 } | |
509 | 4393 |
4394 return NGX_CONF_OK; | |
4395 } |