Mercurial > hg > nginx-quic
annotate src/http/ngx_http_upstream.c @ 3234:2be2a0ac25c5 stable-0.7
bump version
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Mon, 26 Oct 2009 15:32:50 +0000 |
parents | df9d91bb1e5a |
children | 2efa8d2fcde1 |
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); |
3092 | 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 |
1658 | 21 static void ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx); |
509 | 22 static void ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r); |
23 static void ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r); | |
24 static void ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
25 ngx_event_t *ev); | |
479 | 26 static void ngx_http_upstream_connect(ngx_http_request_t *r, |
487 | 27 ngx_http_upstream_t *u); |
509 | 28 static ngx_int_t ngx_http_upstream_reinit(ngx_http_request_t *r, |
487 | 29 ngx_http_upstream_t *u); |
479 | 30 static void ngx_http_upstream_send_request(ngx_http_request_t *r, |
487 | 31 ngx_http_upstream_t *u); |
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32 static void ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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33 ngx_http_upstream_t *u); |
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34 static void ngx_http_upstream_process_header(ngx_http_request_t *r, |
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35 ngx_http_upstream_t *u); |
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36 static ngx_int_t ngx_http_upstream_test_next(ngx_http_request_t *r, |
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37 ngx_http_upstream_t *u); |
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38 static ngx_int_t ngx_http_upstream_intercept_errors(ngx_http_request_t *r, |
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39 ngx_http_upstream_t *u); |
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40 static ngx_int_t ngx_http_upstream_test_connect(ngx_connection_t *c); |
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41 static ngx_int_t ngx_http_upstream_process_headers(ngx_http_request_t *r, |
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42 ngx_http_upstream_t *u); |
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43 static void ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
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44 ngx_http_upstream_t *u); |
479 | 45 static void ngx_http_upstream_send_response(ngx_http_request_t *r, |
487 | 46 ngx_http_upstream_t *u); |
581 | 47 static void |
48 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r); | |
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49 static void |
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50 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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51 ngx_http_upstream_t *u); |
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52 static void |
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53 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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54 ngx_uint_t do_write); |
581 | 55 static ngx_int_t ngx_http_upstream_non_buffered_filter_init(void *data); |
56 static ngx_int_t ngx_http_upstream_non_buffered_filter(void *data, | |
57 ssize_t bytes); | |
509 | 58 static void ngx_http_upstream_process_downstream(ngx_http_request_t *r); |
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59 static void ngx_http_upstream_process_upstream(ngx_http_request_t *r, |
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60 ngx_http_upstream_t *u); |
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61 static void ngx_http_upstream_process_request(ngx_http_request_t *r); |
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62 static void ngx_http_upstream_store(ngx_http_request_t *r, |
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63 ngx_http_upstream_t *u); |
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64 static void ngx_http_upstream_dummy_handler(ngx_http_request_t *r, |
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65 ngx_http_upstream_t *u); |
479 | 66 static void ngx_http_upstream_next(ngx_http_request_t *r, |
487 | 67 ngx_http_upstream_t *u, ngx_uint_t ft_type); |
569 | 68 static void ngx_http_upstream_cleanup(void *data); |
479 | 69 static void ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
487 | 70 ngx_http_upstream_t *u, ngx_int_t rc); |
479 | 71 |
509 | 72 static ngx_int_t ngx_http_upstream_process_header_line(ngx_http_request_t *r, |
73 ngx_table_elt_t *h, ngx_uint_t offset); | |
74 static ngx_int_t | |
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75 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 76 ngx_table_elt_t *h, ngx_uint_t offset); |
77 static ngx_int_t ngx_http_upstream_ignore_header_line(ngx_http_request_t *r, | |
78 ngx_table_elt_t *h, ngx_uint_t offset); | |
2666 | 79 static ngx_int_t ngx_http_upstream_process_expires(ngx_http_request_t *r, |
80 ngx_table_elt_t *h, ngx_uint_t offset); | |
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81 static ngx_int_t ngx_http_upstream_process_accel_expires(ngx_http_request_t *r, |
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82 ngx_table_elt_t *h, ngx_uint_t offset); |
527 | 83 static ngx_int_t ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, |
84 ngx_table_elt_t *h, ngx_uint_t offset); | |
649 | 85 static ngx_int_t ngx_http_upstream_process_buffering(ngx_http_request_t *r, |
509 | 86 ngx_table_elt_t *h, ngx_uint_t offset); |
657 | 87 static ngx_int_t ngx_http_upstream_process_charset(ngx_http_request_t *r, |
88 ngx_table_elt_t *h, ngx_uint_t offset); | |
649 | 89 static ngx_int_t ngx_http_upstream_copy_header_line(ngx_http_request_t *r, |
509 | 90 ngx_table_elt_t *h, ngx_uint_t offset); |
91 static ngx_int_t | |
92 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
93 ngx_table_elt_t *h, ngx_uint_t offset); | |
94 static ngx_int_t ngx_http_upstream_copy_content_type(ngx_http_request_t *r, | |
95 ngx_table_elt_t *h, ngx_uint_t offset); | |
96 static ngx_int_t ngx_http_upstream_copy_content_length(ngx_http_request_t *r, | |
97 ngx_table_elt_t *h, ngx_uint_t offset); | |
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98 static ngx_int_t ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, |
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99 ngx_table_elt_t *h, ngx_uint_t offset); |
509 | 100 static ngx_int_t ngx_http_upstream_rewrite_location(ngx_http_request_t *r, |
101 ngx_table_elt_t *h, ngx_uint_t offset); | |
102 static ngx_int_t ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, | |
103 ngx_table_elt_t *h, ngx_uint_t offset); | |
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104 static ngx_int_t ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
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105 ngx_table_elt_t *h, ngx_uint_t offset); |
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106 |
509 | 107 #if (NGX_HTTP_GZIP) |
108 static ngx_int_t ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
109 ngx_table_elt_t *h, ngx_uint_t offset); | |
110 #endif | |
111 | |
573 | 112 static ngx_int_t ngx_http_upstream_add_variables(ngx_conf_t *cf); |
1181 | 113 static ngx_int_t ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
114 ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 115 static ngx_int_t ngx_http_upstream_status_variable(ngx_http_request_t *r, |
116 ngx_http_variable_value_t *v, uintptr_t data); | |
117 static ngx_int_t ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
118 ngx_http_variable_value_t *v, uintptr_t data); | |
2402 | 119 static ngx_int_t ngx_http_upstream_response_length_variable( |
120 ngx_http_request_t *r, ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 121 |
651 | 122 static char *ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy); |
123 static char *ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, | |
124 void *conf); | |
125 | |
509 | 126 static void *ngx_http_upstream_create_main_conf(ngx_conf_t *cf); |
651 | 127 static char *ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf); |
509 | 128 |
577 | 129 #if (NGX_HTTP_SSL) |
591 | 130 static void ngx_http_upstream_ssl_init_connection(ngx_http_request_t *, |
131 ngx_http_upstream_t *u, ngx_connection_t *c); | |
577 | 132 static void ngx_http_upstream_ssl_handshake(ngx_connection_t *c); |
133 #endif | |
134 | |
509 | 135 |
136 ngx_http_upstream_header_t ngx_http_upstream_headers_in[] = { | |
137 | |
138 { ngx_string("Status"), | |
139 ngx_http_upstream_process_header_line, | |
140 offsetof(ngx_http_upstream_headers_in_t, status), | |
649 | 141 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 142 |
143 { ngx_string("Content-Type"), | |
144 ngx_http_upstream_process_header_line, | |
145 offsetof(ngx_http_upstream_headers_in_t, content_type), | |
673 | 146 ngx_http_upstream_copy_content_type, 0, 1 }, |
509 | 147 |
148 { ngx_string("Content-Length"), | |
149 ngx_http_upstream_process_header_line, | |
150 offsetof(ngx_http_upstream_headers_in_t, content_length), | |
515 | 151 ngx_http_upstream_copy_content_length, 0, 0 }, |
509 | 152 |
153 { ngx_string("Date"), | |
154 ngx_http_upstream_process_header_line, | |
155 offsetof(ngx_http_upstream_headers_in_t, date), | |
649 | 156 ngx_http_upstream_copy_header_line, |
157 offsetof(ngx_http_headers_out_t, date), 0 }, | |
509 | 158 |
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159 { ngx_string("Last-Modified"), |
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160 ngx_http_upstream_process_header_line, |
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161 offsetof(ngx_http_upstream_headers_in_t, last_modified), |
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162 ngx_http_upstream_copy_last_modified, 0, 0 }, |
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163 |
3100 | 164 { ngx_string("ETag"), |
165 ngx_http_upstream_process_header_line, | |
166 offsetof(ngx_http_upstream_headers_in_t, etag), | |
167 ngx_http_upstream_copy_header_line, | |
168 offsetof(ngx_http_headers_out_t, etag), 0 }, | |
169 | |
509 | 170 { ngx_string("Server"), |
171 ngx_http_upstream_process_header_line, | |
172 offsetof(ngx_http_upstream_headers_in_t, server), | |
649 | 173 ngx_http_upstream_copy_header_line, |
174 offsetof(ngx_http_headers_out_t, server), 0 }, | |
509 | 175 |
529 | 176 { ngx_string("WWW-Authenticate"), |
177 ngx_http_upstream_process_header_line, | |
178 offsetof(ngx_http_upstream_headers_in_t, www_authenticate), | |
179 ngx_http_upstream_copy_header_line, 0, 0 }, | |
180 | |
509 | 181 { ngx_string("Location"), |
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182 ngx_http_upstream_process_header_line, |
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183 offsetof(ngx_http_upstream_headers_in_t, location), |
515 | 184 ngx_http_upstream_rewrite_location, 0, 0 }, |
509 | 185 |
186 { ngx_string("Refresh"), | |
187 ngx_http_upstream_ignore_header_line, 0, | |
515 | 188 ngx_http_upstream_rewrite_refresh, 0, 0 }, |
189 | |
190 { ngx_string("Set-Cookie"), | |
191 ngx_http_upstream_ignore_header_line, 0, | |
531 | 192 ngx_http_upstream_copy_header_line, 0, 1 }, |
193 | |
194 { ngx_string("Content-Disposition"), | |
195 ngx_http_upstream_ignore_header_line, 0, | |
196 ngx_http_upstream_copy_header_line, 0, 1 }, | |
509 | 197 |
198 { ngx_string("Cache-Control"), | |
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199 ngx_http_upstream_process_cache_control, 0, |
509 | 200 ngx_http_upstream_copy_multi_header_lines, |
515 | 201 offsetof(ngx_http_headers_out_t, cache_control), 1 }, |
509 | 202 |
573 | 203 { ngx_string("Expires"), |
2666 | 204 ngx_http_upstream_process_expires, 0, |
573 | 205 ngx_http_upstream_copy_header_line, |
206 offsetof(ngx_http_headers_out_t, expires), 1 }, | |
207 | |
577 | 208 { ngx_string("Accept-Ranges"), |
209 ngx_http_upstream_process_header_line, | |
210 offsetof(ngx_http_upstream_headers_in_t, accept_ranges), | |
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211 ngx_http_upstream_copy_allow_ranges, |
577 | 212 offsetof(ngx_http_headers_out_t, accept_ranges), 1 }, |
213 | |
509 | 214 { ngx_string("Connection"), |
215 ngx_http_upstream_ignore_header_line, 0, | |
515 | 216 ngx_http_upstream_ignore_header_line, 0, 0 }, |
509 | 217 |
641 | 218 { ngx_string("Keep-Alive"), |
219 ngx_http_upstream_ignore_header_line, 0, | |
220 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
221 | |
509 | 222 { ngx_string("X-Powered-By"), |
223 ngx_http_upstream_ignore_header_line, 0, | |
649 | 224 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 225 |
226 { ngx_string("X-Accel-Expires"), | |
2664 | 227 ngx_http_upstream_process_accel_expires, 0, |
649 | 228 ngx_http_upstream_copy_header_line, 0, 0 }, |
515 | 229 |
230 { ngx_string("X-Accel-Redirect"), | |
231 ngx_http_upstream_process_header_line, | |
232 offsetof(ngx_http_upstream_headers_in_t, x_accel_redirect), | |
233 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
509 | 234 |
527 | 235 { ngx_string("X-Accel-Limit-Rate"), |
236 ngx_http_upstream_process_limit_rate, 0, | |
237 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
238 | |
649 | 239 { ngx_string("X-Accel-Buffering"), |
240 ngx_http_upstream_process_buffering, 0, | |
241 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
242 | |
657 | 243 { ngx_string("X-Accel-Charset"), |
244 ngx_http_upstream_process_charset, 0, | |
245 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
246 | |
509 | 247 #if (NGX_HTTP_GZIP) |
248 { ngx_string("Content-Encoding"), | |
249 ngx_http_upstream_process_header_line, | |
250 offsetof(ngx_http_upstream_headers_in_t, content_encoding), | |
515 | 251 ngx_http_upstream_copy_content_encoding, 0, 0 }, |
509 | 252 #endif |
253 | |
515 | 254 { ngx_null_string, NULL, 0, NULL, 0, 0 } |
509 | 255 }; |
479 | 256 |
257 | |
651 | 258 static ngx_command_t ngx_http_upstream_commands[] = { |
259 | |
260 { ngx_string("upstream"), | |
261 NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1, | |
262 ngx_http_upstream, | |
263 0, | |
264 0, | |
265 NULL }, | |
266 | |
267 { ngx_string("server"), | |
884 | 268 NGX_HTTP_UPS_CONF|NGX_CONF_1MORE, |
651 | 269 ngx_http_upstream_server, |
270 NGX_HTTP_SRV_CONF_OFFSET, | |
271 0, | |
272 NULL }, | |
273 | |
274 ngx_null_command | |
275 }; | |
276 | |
277 | |
278 static ngx_http_module_t ngx_http_upstream_module_ctx = { | |
573 | 279 ngx_http_upstream_add_variables, /* preconfiguration */ |
509 | 280 NULL, /* postconfiguration */ |
281 | |
282 ngx_http_upstream_create_main_conf, /* create main configuration */ | |
651 | 283 ngx_http_upstream_init_main_conf, /* init main configuration */ |
479 | 284 |
285 NULL, /* create server configuration */ | |
286 NULL, /* merge server configuration */ | |
287 | |
288 NULL, /* create location configuration */ | |
289 NULL /* merge location configuration */ | |
290 }; | |
577 | 291 |
479 | 292 |
293 ngx_module_t ngx_http_upstream_module = { | |
509 | 294 NGX_MODULE_V1, |
479 | 295 &ngx_http_upstream_module_ctx, /* module context */ |
651 | 296 ngx_http_upstream_commands, /* module directives */ |
479 | 297 NGX_HTTP_MODULE, /* module type */ |
541 | 298 NULL, /* init master */ |
479 | 299 NULL, /* init module */ |
541 | 300 NULL, /* init process */ |
301 NULL, /* init thread */ | |
302 NULL, /* exit thread */ | |
303 NULL, /* exit process */ | |
304 NULL, /* exit master */ | |
305 NGX_MODULE_V1_PADDING | |
479 | 306 }; |
307 | |
308 | |
573 | 309 static ngx_http_variable_t ngx_http_upstream_vars[] = { |
310 | |
1181 | 311 { ngx_string("upstream_addr"), NULL, |
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312 ngx_http_upstream_addr_variable, 0, |
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313 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
1181 | 314 |
637 | 315 { ngx_string("upstream_status"), NULL, |
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316 ngx_http_upstream_status_variable, 0, |
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317 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 318 |
637 | 319 { ngx_string("upstream_response_time"), NULL, |
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320 ngx_http_upstream_response_time_variable, 0, |
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321 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 322 |
2402 | 323 { ngx_string("upstream_response_length"), NULL, |
324 ngx_http_upstream_response_length_variable, 0, | |
325 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, | |
326 | |
3092 | 327 #if (NGX_HTTP_CACHE) |
328 | |
329 { ngx_string("upstream_cache_status"), NULL, | |
330 ngx_http_upstream_cache_status, 0, | |
331 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, | |
332 | |
333 #endif | |
334 | |
637 | 335 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
573 | 336 }; |
337 | |
338 | |
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339 static ngx_http_upstream_next_t ngx_http_upstream_next_errors[] = { |
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340 { 500, NGX_HTTP_UPSTREAM_FT_HTTP_500 }, |
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341 { 502, NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
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342 { 503, NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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343 { 504, NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
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344 { 404, NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
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345 { 0, 0 } |
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346 }; |
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347 |
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348 |
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349 ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[] = { |
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350 { ngx_string("GET"), NGX_HTTP_GET}, |
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351 { ngx_string("HEAD"), NGX_HTTP_HEAD }, |
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352 { ngx_string("POST"), NGX_HTTP_POST }, |
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353 { ngx_null_string, 0 } |
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354 }; |
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355 |
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356 |
487 | 357 void |
358 ngx_http_upstream_init(ngx_http_request_t *r) | |
479 | 359 { |
1658 | 360 ngx_str_t *host; |
361 ngx_uint_t i; | |
362 ngx_connection_t *c; | |
363 ngx_resolver_ctx_t *ctx, temp; | |
364 ngx_http_cleanup_t *cln; | |
365 ngx_http_upstream_t *u; | |
366 ngx_http_core_loc_conf_t *clcf; | |
367 ngx_http_upstream_srv_conf_t *uscf, **uscfp; | |
368 ngx_http_upstream_main_conf_t *umcf; | |
479 | 369 |
370 c = r->connection; | |
371 | |
372 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
373 "http init upstream, client timer: %d", c->read->timer_set); | |
374 | |
375 if (c->read->timer_set) { | |
376 ngx_del_timer(c->read); | |
377 } | |
378 | |
629 | 379 u = r->upstream; |
380 | |
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381 u->store = (u->conf->store || u->conf->store_lengths); |
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382 |
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383 if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { |
615 | 384 r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; |
385 r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; | |
386 } | |
577 | 387 |
479 | 388 if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { |
389 | |
390 if (!c->write->active) { | |
531 | 391 if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) |
392 == NGX_ERROR) | |
479 | 393 { |
394 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
395 return; | |
396 } | |
397 } | |
398 } | |
399 | |
537 | 400 if (r->request_body) { |
401 u->request_bufs = r->request_body->bufs; | |
402 } | |
509 | 403 |
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404 #if (NGX_HTTP_CACHE) |
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405 |
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406 if (u->conf->cache) { |
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407 ngx_int_t rc; |
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408 |
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409 rc = ngx_http_upstream_cache(r, u); |
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410 |
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411 if (rc == NGX_DONE) { |
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412 return; |
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413 } |
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414 |
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415 if (rc != NGX_DECLINED) { |
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416 ngx_http_finalize_request(r, rc); |
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417 return; |
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418 } |
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419 } |
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420 |
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421 #endif |
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422 |
537 | 423 if (u->create_request(r) != NGX_OK) { |
479 | 424 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
425 return; | |
426 } | |
427 | |
509 | 428 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
479 | 429 |
430 u->output.pool = r->pool; | |
431 u->output.bufs.num = 1; | |
509 | 432 u->output.bufs.size = clcf->client_body_buffer_size; |
479 | 433 u->output.output_filter = ngx_chain_writer; |
434 u->output.filter_ctx = &u->writer; | |
435 | |
436 u->writer.pool = r->pool; | |
437 | |
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438 if (r->upstream_states == NULL) { |
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439 |
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440 r->upstream_states = ngx_array_create(r->pool, 1, |
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441 sizeof(ngx_http_upstream_state_t)); |
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442 if (r->upstream_states == NULL) { |
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443 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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444 return; |
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445 } |
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446 |
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447 } else { |
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448 |
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449 u->state = ngx_array_push(r->upstream_states); |
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450 if (u->state == NULL) { |
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451 ngx_http_upstream_finalize_request(r, u, |
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452 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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453 return; |
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454 } |
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455 |
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456 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); |
479 | 457 } |
458 | |
593 | 459 cln = ngx_http_cleanup_add(r, 0); |
569 | 460 if (cln == NULL) { |
461 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
462 return; | |
463 } | |
464 | |
465 cln->handler = ngx_http_upstream_cleanup; | |
466 cln->data = r; | |
467 u->cleanup = &cln->handler; | |
468 | |
1658 | 469 if (u->resolved == NULL) { |
470 | |
471 uscf = u->conf->upstream; | |
472 | |
473 } else { | |
474 | |
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475 if (u->resolved->sockaddr) { |
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476 |
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477 if (ngx_http_upstream_create_round_robin_peer(r, u->resolved) |
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478 != NGX_OK) |
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479 { |
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480 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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481 return; |
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482 } |
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483 |
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484 ngx_http_upstream_connect(r, u); |
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485 |
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486 return; |
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487 } |
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488 |
1705 | 489 host = &u->resolved->host; |
1658 | 490 |
491 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
492 | |
493 uscfp = umcf->upstreams.elts; | |
494 | |
495 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
496 | |
497 uscf = uscfp[i]; | |
498 | |
499 if (uscf->host.len == host->len | |
2285 | 500 && ((uscf->port == 0 && u->resolved->no_port) |
1912 | 501 || uscf->port == u->resolved->port) |
1658 | 502 && ngx_memcmp(uscf->host.data, host->data, host->len) == 0) |
503 { | |
504 goto found; | |
505 } | |
506 } | |
507 | |
508 temp.name = *host; | |
509 | |
510 ctx = ngx_resolve_start(clcf->resolver, &temp); | |
511 if (ctx == NULL) { | |
512 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
513 return; | |
514 } | |
515 | |
1683
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516 if (ctx == NGX_NO_RESOLVER) { |
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517 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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518 "no resolver defined to resolve %V", host); |
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519 |
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520 ngx_http_finalize_request(r, NGX_HTTP_BAD_GATEWAY); |
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521 return; |
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522 } |
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|
523 |
1658 | 524 ctx->name = *host; |
525 ctx->type = NGX_RESOLVE_A; | |
526 ctx->handler = ngx_http_upstream_resolve_handler; | |
527 ctx->data = r; | |
528 ctx->timeout = clcf->resolver_timeout; | |
529 | |
1959
4f16186f5603
quick resolving handles u->resolved->ctx by itself
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diff
changeset
|
530 u->resolved->ctx = ctx; |
4f16186f5603
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diff
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|
531 |
1658 | 532 if (ngx_resolve_name(ctx) != NGX_OK) { |
1959
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533 u->resolved->ctx = NULL; |
1658 | 534 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
535 return; | |
536 } | |
537 | |
538 return; | |
539 } | |
540 | |
541 found: | |
542 | |
543 if (uscf->peer.init(r, uscf) != NGX_OK) { | |
544 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
545 return; | |
546 } | |
547 | |
479 | 548 ngx_http_upstream_connect(r, u); |
549 } | |
550 | |
551 | |
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552 #if (NGX_HTTP_CACHE) |
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553 |
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diff
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554 static ngx_int_t |
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555 ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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|
556 { |
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557 ngx_int_t rc; |
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558 ngx_http_cache_t *c; |
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559 |
2875
6e1941b321b7
proxy_cache_methods and fastcgi_cache_methods
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diff
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|
560 if (!(r->method & u->conf->cache_methods)) { |
2662 | 561 return NGX_DECLINED; |
562 } | |
563 | |
2701 | 564 if (r->method & NGX_HTTP_HEAD) { |
565 u->method = ngx_http_core_get_method; | |
566 } | |
567 | |
2592
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|
568 c = ngx_pcalloc(r->pool, sizeof(ngx_http_cache_t)); |
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569 if (c == NULL) { |
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570 return NGX_ERROR; |
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571 } |
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|
572 |
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573 if (ngx_array_init(&c->keys, r->pool, 4, sizeof(ngx_str_t)) != NGX_OK) { |
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574 return NGX_ERROR; |
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|
575 } |
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|
576 |
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parents:
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diff
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|
577 r->cache = c; |
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|
578 c->file.log = r->connection->log; |
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|
579 |
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|
580 if (u->create_key(r) != NGX_OK) { |
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|
581 return NGX_ERROR; |
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|
582 } |
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|
583 |
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|
584 /* TODO: add keys */ |
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|
585 |
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586 ngx_http_file_cache_create_key(r); |
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diff
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|
587 |
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changeset
|
588 u->cacheable = 1; |
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diff
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|
589 |
2874 | 590 c->min_uses = u->conf->cache_min_uses; |
591 c->body_start = u->conf->buffer_size; | |
2592
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changeset
|
592 c->file_cache = u->conf->cache->data; |
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|
593 |
3092 | 594 u->cache_status = NGX_HTTP_CACHE_MISS; |
595 | |
2592
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changeset
|
596 rc = ngx_http_file_cache_open(r); |
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changeset
|
597 |
2944
f892042956e3
merge r2895, r2896, r2926, r2927, r2928, r2930, and r2936:
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|
598 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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Igor Sysoev <igor@sysoev.ru>
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|
599 "http upstream cache: %i", rc); |
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|
600 |
3092 | 601 switch (rc) { |
602 | |
603 case NGX_HTTP_CACHE_UPDATING: | |
604 | |
2944
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diff
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|
605 if (u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) { |
3092 | 606 u->cache_status = rc; |
2944
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
607 rc = NGX_OK; |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
608 |
f892042956e3
merge r2895, r2896, r2926, r2927, r2928, r2930, and r2936:
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parents:
2882
diff
changeset
|
609 } else { |
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
610 rc = NGX_HTTP_CACHE_STALE; |
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Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
611 } |
3092 | 612 |
613 break; | |
614 | |
615 case NGX_OK: | |
616 u->cache_status = NGX_HTTP_CACHE_HIT; | |
2944
f892042956e3
merge r2895, r2896, r2926, r2927, r2928, r2930, and r2936:
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
617 } |
2592
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|
618 |
3092 | 619 switch (rc) { |
620 | |
621 case NGX_OK: | |
2592
3a8a53c0c42f
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changeset
|
622 |
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changeset
|
623 rc = ngx_http_upstream_cache_send(r, u); |
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|
624 |
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changeset
|
625 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
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|
626 return rc; |
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|
627 } |
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parents:
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diff
changeset
|
628 |
3092 | 629 break; |
630 | |
631 case NGX_ERROR: | |
2592
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diff
changeset
|
632 |
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|
633 return NGX_ERROR; |
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|
634 |
3092 | 635 case NGX_HTTP_CACHE_STALE: |
2592
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|
636 |
2665
4d627567c324
fix r2664: ..._cache_valid did not work for stale responses
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2664
diff
changeset
|
637 c->valid_sec = 0; |
2592
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|
638 u->buffer.start = NULL; |
3092 | 639 u->cache_status = NGX_HTTP_CACHE_EXPIRED; |
640 | |
641 break; | |
642 | |
643 case NGX_DECLINED: | |
2592
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|
644 |
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changeset
|
645 if ((size_t) (u->buffer.end - u->buffer.start) < u->conf->buffer_size) { |
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diff
changeset
|
646 u->buffer.start = NULL; |
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|
647 |
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|
648 } else { |
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|
649 u->buffer.pos = u->buffer.start + c->header_start; |
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|
650 u->buffer.last = u->buffer.pos; |
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|
651 } |
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changeset
|
652 |
3092 | 653 break; |
654 | |
655 case NGX_AGAIN: | |
2592
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|
656 |
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changeset
|
657 u->cacheable = 0; |
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changeset
|
658 |
3092 | 659 break; |
660 | |
661 default: | |
2592
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|
662 |
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diff
changeset
|
663 /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ |
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|
664 |
3092 | 665 u->cache_status = NGX_HTTP_CACHE_HIT; |
666 | |
2592
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|
667 return rc; |
3a8a53c0c42f
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|
668 } |
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|
669 |
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|
670 r->cached = 0; |
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changeset
|
671 |
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|
672 return NGX_DECLINED; |
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|
673 } |
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changeset
|
674 |
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diff
changeset
|
675 |
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|
676 static ngx_int_t |
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|
677 ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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|
678 { |
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|
679 ngx_int_t rc; |
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|
680 ngx_http_cache_t *c; |
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|
681 |
3092 | 682 r->cached = 1; |
2592
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|
683 c = r->cache; |
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|
684 |
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changeset
|
685 /* TODO: cache stack */ |
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diff
changeset
|
686 |
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changeset
|
687 u->buffer = *c->buf; |
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diff
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|
688 u->buffer.pos += c->header_start; |
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689 |
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690 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
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691 |
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692 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
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693 sizeof(ngx_table_elt_t)) |
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694 != NGX_OK) |
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695 { |
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696 return NGX_ERROR; |
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697 } |
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698 |
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699 rc = u->process_header(r); |
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700 |
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701 if (rc == NGX_OK) { |
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702 |
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703 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
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704 return NGX_DONE; |
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705 } |
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706 |
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707 return ngx_http_cache_send(r); |
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708 } |
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709 |
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710 if (rc == NGX_ERROR) { |
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711 return NGX_ERROR; |
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712 } |
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713 |
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714 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
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715 |
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716 /* TODO: delete file */ |
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717 |
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718 return rc; |
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719 } |
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720 |
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721 #endif |
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722 |
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723 |
487 | 724 static void |
1658 | 725 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
726 { | |
727 ngx_http_request_t *r; | |
728 ngx_http_upstream_resolved_t *ur; | |
729 | |
730 r = ctx->data; | |
731 | |
732 r->upstream->resolved->ctx = NULL; | |
733 | |
734 if (ctx->state) { | |
735 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
736 "%V could not be resolved (%i: %s)", | |
737 &ctx->name, ctx->state, | |
738 ngx_resolver_strerror(ctx->state)); | |
739 | |
740 ngx_resolve_name_done(ctx); | |
741 ngx_http_finalize_request(r, NGX_HTTP_BAD_GATEWAY); | |
742 return; | |
743 } | |
744 | |
745 ur = r->upstream->resolved; | |
746 ur->naddrs = ctx->naddrs; | |
747 ur->addrs = ctx->addrs; | |
748 | |
749 #if (NGX_DEBUG) | |
750 { | |
751 in_addr_t addr; | |
752 ngx_uint_t i; | |
753 | |
754 for (i = 0; i < ctx->naddrs; i++) { | |
755 addr = ntohl(ur->addrs[i]); | |
756 | |
757 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
758 "name was resolved to %ud.%ud.%ud.%ud", | |
759 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
760 (addr >> 8) & 0xff, addr & 0xff); | |
761 } | |
762 } | |
763 #endif | |
764 | |
765 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
766 ngx_resolve_name_done(ctx); | |
767 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
768 return; | |
769 } | |
770 | |
771 ngx_resolve_name_done(ctx); | |
772 | |
773 ngx_http_upstream_connect(r, r->upstream); | |
774 } | |
775 | |
776 | |
777 static void | |
2377
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778 ngx_http_upstream_handler(ngx_event_t *ev) |
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779 { |
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780 ngx_connection_t *c; |
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781 ngx_http_request_t *r; |
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782 ngx_http_log_ctx_t *ctx; |
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783 ngx_http_upstream_t *u; |
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784 |
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785 c = ev->data; |
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786 r = c->data; |
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787 |
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788 u = r->upstream; |
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789 c = r->connection; |
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790 |
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791 ctx = c->log->data; |
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792 ctx->current_request = r; |
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793 |
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794 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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795 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
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796 |
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797 if (ev->write) { |
2386
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798 u->write_event_handler(r, u); |
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799 |
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800 } else { |
2386
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801 u->read_event_handler(r, u); |
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802 } |
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803 |
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804 ngx_http_run_posted_requests(c); |
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805 } |
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806 |
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807 |
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808 static void |
509 | 809 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
810 { | |
811 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
812 } | |
813 | |
814 | |
815 static void | |
816 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
817 { | |
818 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
819 } | |
820 | |
821 | |
822 static void | |
823 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
824 ngx_event_t *ev) | |
479 | 825 { |
826 int n; | |
827 char buf[1]; | |
577 | 828 ngx_err_t err; |
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829 ngx_int_t event; |
479 | 830 ngx_connection_t *c; |
831 ngx_http_upstream_t *u; | |
832 | |
527 | 833 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
834 "http upstream check client, write event:%d, \"%V\"", | |
835 ev->write, &r->uri); | |
479 | 836 |
509 | 837 c = r->connection; |
483 | 838 u = r->upstream; |
839 | |
583 | 840 if (c->error) { |
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841 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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842 |
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843 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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844 |
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845 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
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846 ngx_http_upstream_finalize_request(r, u, |
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847 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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848 return; |
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849 } |
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850 } |
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851 |
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852 if (!u->cacheable) { |
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853 ngx_http_upstream_finalize_request(r, u, |
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854 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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855 } |
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856 |
527 | 857 return; |
858 } | |
859 | |
483 | 860 if (u->peer.connection == NULL) { |
861 return; | |
862 } | |
863 | |
479 | 864 #if (NGX_HAVE_KQUEUE) |
865 | |
866 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
867 | |
868 if (!ev->pending_eof) { | |
869 return; | |
870 } | |
871 | |
872 ev->eof = 1; | |
583 | 873 c->error = 1; |
479 | 874 |
875 if (ev->kq_errno) { | |
876 ev->error = 1; | |
877 } | |
878 | |
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879 if (!u->cacheable && u->peer.connection) { |
479 | 880 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
527 | 881 "kevent() reported that client closed prematurely " |
882 "connection, so upstream connection is closed too"); | |
479 | 883 ngx_http_upstream_finalize_request(r, u, |
884 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
885 return; | |
886 } | |
887 | |
888 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
889 "kevent() reported that client closed " | |
890 "prematurely connection"); | |
891 | |
892 if (u->peer.connection == NULL) { | |
893 ngx_http_upstream_finalize_request(r, u, | |
894 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
895 return; | |
896 } | |
897 | |
898 return; | |
899 } | |
900 | |
901 #endif | |
902 | |
903 n = recv(c->fd, buf, 1, MSG_PEEK); | |
904 | |
905 err = ngx_socket_errno; | |
906 | |
1109 | 907 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
908 "http upstream recv(): %d", n); | |
909 | |
479 | 910 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
911 return; | |
912 } | |
913 | |
914 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
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915 |
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916 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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917 |
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918 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
479 | 919 ngx_http_upstream_finalize_request(r, u, |
920 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
921 return; | |
922 } | |
923 } | |
924 | |
925 if (n > 0) { | |
926 return; | |
927 } | |
928 | |
929 if (n == -1) { | |
930 if (err == NGX_EAGAIN) { | |
931 return; | |
932 } | |
933 | |
934 ev->error = 1; | |
935 | |
483 | 936 } else { /* n == 0 */ |
479 | 937 err = 0; |
938 } | |
939 | |
529 | 940 ev->eof = 1; |
583 | 941 c->error = 1; |
529 | 942 |
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943 if (!u->cacheable && u->peer.connection) { |
479 | 944 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
945 "client closed prematurely connection, " | |
946 "so upstream connection is closed too"); | |
947 ngx_http_upstream_finalize_request(r, u, | |
948 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
949 return; | |
950 } | |
951 | |
952 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
953 "client closed prematurely connection"); | |
954 | |
955 if (u->peer.connection == NULL) { | |
956 ngx_http_upstream_finalize_request(r, u, | |
957 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
958 return; | |
959 } | |
960 } | |
961 | |
962 | |
487 | 963 static void |
964 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 965 { |
591 | 966 ngx_int_t rc; |
665 | 967 ngx_time_t *tp; |
591 | 968 ngx_connection_t *c; |
479 | 969 |
483 | 970 r->connection->log->action = "connecting to upstream"; |
479 | 971 |
972 r->connection->single_connection = 0; | |
973 | |
889
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974 if (u->state && u->state->response_sec) { |
665 | 975 tp = ngx_timeofday(); |
889
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976 u->state->response_sec = tp->sec - u->state->response_sec; |
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977 u->state->response_msec = tp->msec - u->state->response_msec; |
665 | 978 } |
979 | |
1168
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980 u->state = ngx_array_push(r->upstream_states); |
665 | 981 if (u->state == NULL) { |
982 ngx_http_upstream_finalize_request(r, u, | |
983 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
984 return; | |
985 } | |
986 | |
987 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
988 | |
989 tp = ngx_timeofday(); | |
889
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990 u->state->response_sec = tp->sec; |
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991 u->state->response_msec = tp->msec; |
665 | 992 |
479 | 993 rc = ngx_event_connect_peer(&u->peer); |
994 | |
995 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
996 "http upstream connect: %i", rc); | |
997 | |
998 if (rc == NGX_ERROR) { | |
999 ngx_http_upstream_finalize_request(r, u, | |
1000 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1001 return; | |
1002 } | |
1003 | |
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1004 u->state->peer = u->peer.name; |
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1005 |
543 | 1006 if (rc == NGX_BUSY) { |
1007 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
1378 | 1008 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
1009 return; | |
543 | 1010 } |
1011 | |
1378 | 1012 if (rc == NGX_DECLINED) { |
479 | 1013 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1014 return; | |
1015 } | |
1016 | |
577 | 1017 /* rc == NGX_OK || rc == NGX_AGAIN */ |
1018 | |
479 | 1019 c = u->peer.connection; |
1020 | |
1021 c->data = r; | |
591 | 1022 |
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1023 c->write->handler = ngx_http_upstream_handler; |
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1024 c->read->handler = ngx_http_upstream_handler; |
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1025 |
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1026 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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1027 u->read_event_handler = ngx_http_upstream_process_header; |
479 | 1028 |
1397
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1029 c->sendfile &= r->connection->sendfile; |
1958 | 1030 u->output.sendfile = c->sendfile; |
479 | 1031 |
1032 c->pool = r->pool; | |
2847 | 1033 c->log = r->connection->log; |
1034 c->read->log = c->log; | |
1035 c->write->log = c->log; | |
479 | 1036 |
1037 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
1038 | |
1039 u->writer.out = NULL; | |
1040 u->writer.last = &u->writer.out; | |
1041 u->writer.connection = c; | |
1042 u->writer.limit = 0; | |
1043 | |
1044 if (u->request_sent) { | |
509 | 1045 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
1046 ngx_http_upstream_finalize_request(r, u, | |
1047 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1048 return; | |
1049 } | |
479 | 1050 } |
1051 | |
1064
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1052 if (r->request_body |
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1053 && r->request_body->buf |
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1054 && r->request_body->temp_file |
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1055 && r == r->main) |
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1056 { |
573 | 1057 /* |
1058 * the r->request_body->buf can be reused for one request only, | |
1059 * the subrequests should allocate their own temporay bufs | |
1060 */ | |
1061 | |
1062 u->output.free = ngx_alloc_chain_link(r->pool); | |
1063 if (u->output.free == NULL) { | |
1064 ngx_http_upstream_finalize_request(r, u, | |
1065 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1066 return; | |
479 | 1067 } |
573 | 1068 |
1069 u->output.free->buf = r->request_body->buf; | |
1070 u->output.free->next = NULL; | |
1071 u->output.allocated = 1; | |
1072 | |
1073 r->request_body->buf->pos = r->request_body->buf->start; | |
1074 r->request_body->buf->last = r->request_body->buf->start; | |
1075 r->request_body->buf->tag = u->output.tag; | |
479 | 1076 } |
1077 | |
1078 u->request_sent = 0; | |
1079 | |
1080 if (rc == NGX_AGAIN) { | |
1081 ngx_add_timer(c->write, u->conf->connect_timeout); | |
1082 return; | |
1083 } | |
1084 | |
577 | 1085 #if (NGX_HTTP_SSL) |
1086 | |
1658 | 1087 if (u->ssl && c->ssl == NULL) { |
591 | 1088 ngx_http_upstream_ssl_init_connection(r, u, c); |
577 | 1089 return; |
1090 } | |
1091 | |
1092 #endif | |
1093 | |
479 | 1094 ngx_http_upstream_send_request(r, u); |
1095 } | |
1096 | |
1097 | |
577 | 1098 #if (NGX_HTTP_SSL) |
1099 | |
1100 static void | |
591 | 1101 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
1102 ngx_http_upstream_t *u, ngx_connection_t *c) | |
1103 { | |
884 | 1104 ngx_int_t rc; |
591 | 1105 |
1106 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
1107 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
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1108 != NGX_OK) |
591 | 1109 { |
1110 ngx_http_upstream_finalize_request(r, u, | |
1111 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1112 return; | |
1113 } | |
1114 | |
1115 c->sendfile = 0; | |
619 | 1116 u->output.sendfile = 0; |
591 | 1117 |
2184 | 1118 if (u->conf->ssl_session_reuse) { |
1119 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
1120 ngx_http_upstream_finalize_request(r, u, | |
1121 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1122 return; | |
1123 } | |
591 | 1124 } |
1125 | |
641 | 1126 r->connection->log->action = "SSL handshaking to upstream"; |
1127 | |
591 | 1128 rc = ngx_ssl_handshake(c); |
1129 | |
1130 if (rc == NGX_AGAIN) { | |
1131 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
1132 return; | |
1133 } | |
1134 | |
1135 ngx_http_upstream_ssl_handshake(c); | |
1136 } | |
1137 | |
1138 | |
1139 static void | |
577 | 1140 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
1141 { | |
1142 ngx_http_request_t *r; | |
1143 ngx_http_upstream_t *u; | |
1144 | |
1145 r = c->data; | |
1146 u = r->upstream; | |
1147 | |
1148 if (c->ssl->handshaked) { | |
1149 | |
2184 | 1150 if (u->conf->ssl_session_reuse) { |
1151 u->peer.save_session(&u->peer, u->peer.data); | |
1152 } | |
884 | 1153 |
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1154 c->write->handler = ngx_http_upstream_handler; |
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1155 c->read->handler = ngx_http_upstream_handler; |
577 | 1156 |
1157 ngx_http_upstream_send_request(r, u); | |
1158 | |
1159 return; | |
1160 } | |
1161 | |
1162 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1163 | |
1164 } | |
1165 | |
1166 #endif | |
1167 | |
1168 | |
509 | 1169 static ngx_int_t |
487 | 1170 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1171 { |
1172 ngx_chain_t *cl; | |
1173 | |
509 | 1174 if (u->reinit_request(r) != NGX_OK) { |
1175 return NGX_ERROR; | |
1176 } | |
1177 | |
1705 | 1178 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
1179 | |
1180 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
591 | 1181 sizeof(ngx_table_elt_t)) |
1182 != NGX_OK) | |
509 | 1183 { |
1184 return NGX_ERROR; | |
479 | 1185 } |
1186 | |
1187 /* reinit the request chain */ | |
577 | 1188 |
509 | 1189 for (cl = u->request_bufs; cl; cl = cl->next) { |
479 | 1190 cl->buf->pos = cl->buf->start; |
1191 cl->buf->file_pos = 0; | |
1192 } | |
1193 | |
509 | 1194 /* reinit the subrequest's ngx_output_chain() context */ |
1195 | |
573 | 1196 if (r->request_body && r->request_body->temp_file |
597 | 1197 && r != r->main && u->output.buf) |
573 | 1198 { |
1199 u->output.free = ngx_alloc_chain_link(r->pool); | |
1200 if (u->output.free == NULL) { | |
1201 return NGX_ERROR; | |
509 | 1202 } |
573 | 1203 |
1204 u->output.free->buf = u->output.buf; | |
1205 u->output.free->next = NULL; | |
1206 | |
1207 u->output.buf->pos = u->output.buf->start; | |
1208 u->output.buf->last = u->output.buf->start; | |
509 | 1209 } |
479 | 1210 |
1211 u->output.buf = NULL; | |
1212 u->output.in = NULL; | |
1213 u->output.busy = NULL; | |
577 | 1214 |
581 | 1215 /* reinit u->buffer */ |
577 | 1216 |
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1217 u->buffer.pos = u->buffer.start; |
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1218 |
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1219 #if (NGX_HTTP_CACHE) |
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1220 |
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1221 if (r->cache) { |
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1222 u->buffer.pos += r->cache->header_start; |
479 | 1223 } |
509 | 1224 |
479 | 1225 #endif |
1226 | |
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1227 u->buffer.last = u->buffer.pos; |
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1228 |
509 | 1229 return NGX_OK; |
479 | 1230 } |
1231 | |
1232 | |
487 | 1233 static void |
1234 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1235 { |
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1236 ngx_int_t rc; |
483 | 1237 ngx_connection_t *c; |
577 | 1238 |
479 | 1239 c = u->peer.connection; |
1240 | |
1241 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
1242 "http upstream send request"); | |
1243 | |
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1244 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1245 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1246 return; |
479 | 1247 } |
1248 | |
483 | 1249 c->log->action = "sending request to upstream"; |
479 | 1250 |
509 | 1251 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
479 | 1252 |
1253 u->request_sent = 1; | |
1254 | |
1255 if (rc == NGX_ERROR) { | |
1256 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1257 return; | |
1258 } | |
1259 | |
1260 if (c->write->timer_set) { | |
1261 ngx_del_timer(c->write); | |
1262 } | |
1263 | |
1264 if (rc == NGX_AGAIN) { | |
1265 ngx_add_timer(c->write, u->conf->send_timeout); | |
1266 | |
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1267 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
479 | 1268 ngx_http_upstream_finalize_request(r, u, |
1269 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1270 return; | |
1271 } | |
1272 | |
1273 return; | |
1274 } | |
1275 | |
1276 /* rc == NGX_OK */ | |
1277 | |
1278 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
1279 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
1280 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
1281 ngx_tcp_push_n " failed"); | |
1282 ngx_http_upstream_finalize_request(r, u, | |
1283 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
577 | 1284 return; |
479 | 1285 } |
1286 | |
1287 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
1288 } | |
577 | 1289 |
479 | 1290 ngx_add_timer(c->read, u->conf->read_timeout); |
1291 | |
1292 #if 1 | |
1293 if (c->read->ready) { | |
577 | 1294 |
479 | 1295 /* post aio operation */ |
1296 | |
1297 /* | |
1298 * TODO comment | |
1299 * although we can post aio operation just in the end | |
1300 * of ngx_http_upstream_connect() CHECK IT !!! | |
1301 * it's better to do here because we postpone header buffer allocation | |
1302 */ | |
1303 | |
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1304 ngx_http_upstream_process_header(r, u); |
479 | 1305 return; |
1306 } | |
1307 #endif | |
1308 | |
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1309 u->write_event_handler = ngx_http_upstream_dummy_handler; |
479 | 1310 |
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1311 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
479 | 1312 ngx_http_upstream_finalize_request(r, u, |
1313 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1314 return; | |
1315 } | |
1316 } | |
1317 | |
1318 | |
487 | 1319 static void |
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1320 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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1321 ngx_http_upstream_t *u) |
479 | 1322 { |
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1323 ngx_connection_t *c; |
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1324 |
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1325 c = u->peer.connection; |
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1326 |
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changeset
|
1327 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 1328 "http upstream send request handler"); |
1329 | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1330 if (c->write->timedout) { |
479 | 1331 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1332 return; | |
1333 } | |
1334 | |
591 | 1335 #if (NGX_HTTP_SSL) |
1336 | |
1658 | 1337 if (u->ssl && c->ssl == NULL) { |
591 | 1338 ngx_http_upstream_ssl_init_connection(r, u, c); |
1339 return; | |
1340 } | |
1341 | |
1342 #endif | |
1343 | |
651 | 1344 if (u->header_sent) { |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1345 u->write_event_handler = ngx_http_upstream_dummy_handler; |
651 | 1346 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1347 (void) ngx_handle_write_event(c->write, 0); |
651 | 1348 |
1349 return; | |
1350 } | |
1351 | |
479 | 1352 ngx_http_upstream_send_request(r, u); |
1353 } | |
1354 | |
1355 | |
487 | 1356 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1357 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1358 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1359 ssize_t n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1360 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1361 ngx_connection_t *c; |
479 | 1362 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1363 c = u->peer.connection; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1364 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1365 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
483 | 1366 "http upstream process header"); |
479 | 1367 |
483 | 1368 c->log->action = "reading response header from upstream"; |
479 | 1369 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1370 if (c->read->timedout) { |
479 | 1371 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1372 return; | |
1373 } | |
577 | 1374 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1375 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1376 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
|
1377 return; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1378 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1379 |
581 | 1380 if (u->buffer.start == NULL) { |
1381 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
1382 if (u->buffer.start == NULL) { | |
479 | 1383 ngx_http_upstream_finalize_request(r, u, |
1384 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1385 return; | |
1386 } | |
1387 | |
581 | 1388 u->buffer.pos = u->buffer.start; |
1389 u->buffer.last = u->buffer.start; | |
1390 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
1391 u->buffer.temporary = 1; | |
1392 | |
1393 u->buffer.tag = u->output.tag; | |
479 | 1394 |
1705 | 1395 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
581 | 1396 sizeof(ngx_table_elt_t)) |
1397 != NGX_OK) | |
509 | 1398 { |
1399 ngx_http_upstream_finalize_request(r, u, | |
1400 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1401 return; | |
1402 } | |
1403 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1404 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1405 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1406 if (r->cache) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1407 u->buffer.pos += r->cache->header_start; |
581 | 1408 u->buffer.last = u->buffer.pos; |
479 | 1409 } |
1410 #endif | |
1411 } | |
1412 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1413 for ( ;; ) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1414 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1415 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
|
1416 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1417 if (n == NGX_AGAIN) { |
479 | 1418 #if 0 |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1419 ngx_add_timer(rev, u->read_timeout); |
479 | 1420 #endif |
1421 | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1422 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
|
1423 ngx_http_upstream_finalize_request(r, u, |
479 | 1424 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1425 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1426 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1427 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1428 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1429 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1430 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1431 if (n == 0) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1432 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
|
1433 "upstream prematurely closed connection"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1434 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1435 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1436 if (n == NGX_ERROR || n == 0) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1437 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
479 | 1438 return; |
1439 } | |
1440 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1441 u->buffer.last += n; |
479 | 1442 |
1443 #if 0 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1444 u->valid_header_in = 0; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1445 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1446 u->peer.cached = 0; |
479 | 1447 #endif |
1448 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1449 rc = u->process_header(r); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1450 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1451 if (rc == NGX_AGAIN) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1452 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1453 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
|
1454 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
|
1455 "upstream sent too big header"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1456 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1457 ngx_http_upstream_next(r, u, |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1458 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1459 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1460 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1461 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1462 continue; |
479 | 1463 } |
1464 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1465 break; |
479 | 1466 } |
1467 | |
1468 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
1469 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
1470 return; | |
1471 } | |
1472 | |
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
|
1473 if (rc == NGX_ERROR) { |
479 | 1474 ngx_http_upstream_finalize_request(r, u, |
1475 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1476 return; | |
1477 } | |
1478 | |
1479 /* rc == NGX_OK */ | |
1480 | |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1481 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
|
1482 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1483 if (r->subrequest_in_memory) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1484 u->buffer.last = u->buffer.pos; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1485 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1486 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1487 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
509 | 1488 return; |
1489 } | |
1490 | |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1491 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
|
1492 return; |
487 | 1493 } |
1494 } | |
1495 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1496 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
515 | 1497 return; |
1498 } | |
1499 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1500 if (!r->subrequest_in_memory) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1501 ngx_http_upstream_send_response(r, u); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1502 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1503 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1504 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1505 /* subrequest content in memory */ |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1506 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1507 if (u->input_filter == NULL) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1508 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1509 u->input_filter = ngx_http_upstream_non_buffered_filter; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1510 u->input_filter_ctx = r; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1511 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1512 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1513 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1514 ngx_http_upstream_finalize_request(r, u, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1515 NGX_HTTP_INTERNAL_SERVER_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1516 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1517 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1518 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1519 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
|
1520 |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1521 if (n) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1522 u->buffer.last -= n; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1523 |
2402 | 1524 u->state->response_length += n; |
1525 | |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1526 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
|
1527 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1528 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1529 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1530 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1531 if (u->length == 0) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1532 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
|
1533 return; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1534 } |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1535 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1536 |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1537 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
|
1538 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1539 ngx_http_upstream_process_body_in_memory(r, u); |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1540 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1541 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1542 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1543 static ngx_int_t |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1544 ngx_http_upstream_test_next(ngx_http_request_t *r, ngx_http_upstream_t *u) |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1545 { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1546 ngx_uint_t status; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1547 ngx_http_upstream_next_t *un; |
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 status = u->headers_in.status_n; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1550 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1551 for (un = ngx_http_upstream_next_errors; un->status; un++) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1552 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1553 if (status != un->status) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1554 continue; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1555 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1556 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1557 if (u->peer.tries > 1 && (u->conf->next_upstream & un->mask)) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1558 ngx_http_upstream_next(r, u, un->mask); |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1559 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1560 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1561 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1562 #if (NGX_HTTP_CACHE) |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1563 |
3092 | 1564 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
1565 && (u->conf->cache_use_stale & un->mask)) | |
1566 { | |
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1567 ngx_int_t rc; |
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1568 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1569 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
|
1570 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1571 if (rc == NGX_OK) { |
3092 | 1572 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
|
1573 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
|
1574 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1575 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1576 ngx_http_upstream_finalize_request(r, u, rc); |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1577 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1578 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1579 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1580 #endif |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1581 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1582 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1583 return NGX_DECLINED; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1584 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1585 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1586 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1587 static ngx_int_t |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1588 ngx_http_upstream_intercept_errors(ngx_http_request_t *r, |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1589 ngx_http_upstream_t *u) |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1590 { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1591 ngx_int_t status; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1592 ngx_uint_t i; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1593 ngx_table_elt_t *h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1594 ngx_http_err_page_t *err_page; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1595 ngx_http_core_loc_conf_t *clcf; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1596 |
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1597 status = u->headers_in.status_n; |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1598 |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1599 if (status == NGX_HTTP_NOT_FOUND && u->conf->intercept_404) { |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1600 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_NOT_FOUND); |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1601 return NGX_OK; |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1602 } |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1603 |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1604 if (!u->conf->intercept_errors) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1605 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1606 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1607 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1608 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1609 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1610 if (clcf->error_pages == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1611 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1612 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1613 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1614 err_page = clcf->error_pages->elts; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1615 for (i = 0; i < clcf->error_pages->nelts; i++) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1616 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1617 if (err_page[i].status == status) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1618 |
2963 | 1619 if (status == NGX_HTTP_UNAUTHORIZED |
1620 && u->headers_in.www_authenticate) | |
1621 { | |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1622 h = ngx_list_push(&r->headers_out.headers); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1623 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1624 if (h == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1625 ngx_http_upstream_finalize_request(r, u, |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1626 NGX_HTTP_INTERNAL_SERVER_ERROR); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1627 return NGX_OK; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1628 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1629 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1630 *h = *u->headers_in.www_authenticate; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1631 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1632 r->headers_out.www_authenticate = h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1633 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1634 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1635 ngx_http_upstream_finalize_request(r, u, status); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1636 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1637 return NGX_OK; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1638 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1639 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1640 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1641 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1642 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1643 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1644 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1645 static ngx_int_t |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1646 ngx_http_upstream_test_connect(ngx_connection_t *c) |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1647 { |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1648 int err; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1649 socklen_t len; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1650 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1651 #if (NGX_HAVE_KQUEUE) |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1652 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1653 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
1166 | 1654 if (c->write->pending_eof) { |
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1655 c->log->action = "connecting to upstream"; |
1166 | 1656 (void) ngx_connection_error(c, c->write->kq_errno, |
1657 "kevent() reported that connect() failed"); | |
1658 return NGX_ERROR; | |
1659 } | |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1660 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1661 } else |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1662 #endif |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1663 { |
1166 | 1664 err = 0; |
1665 len = sizeof(int); | |
1666 | |
1667 /* | |
1668 * BSDs and Linux return 0 and set a pending error in err | |
1669 * Solaris returns -1 and sets errno | |
1670 */ | |
1671 | |
1672 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1673 == -1) | |
1674 { | |
1675 err = ngx_errno; | |
1676 } | |
1677 | |
1678 if (err) { | |
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1679 c->log->action = "connecting to upstream"; |
1166 | 1680 (void) ngx_connection_error(c, err, "connect() failed"); |
1681 return NGX_ERROR; | |
1682 } | |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1683 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1684 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1685 return NGX_OK; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1686 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1687 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1688 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1689 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1690 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
|
1691 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1692 ngx_str_t *uri, args; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1693 ngx_uint_t i, flags; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1694 ngx_list_part_t *part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1695 ngx_table_elt_t *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1696 ngx_http_upstream_header_t *hh; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1697 ngx_http_upstream_main_conf_t *umcf; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1698 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1699 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
|
1700 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1701 if (u->headers_in.x_accel_redirect |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1702 && !(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
|
1703 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1704 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1705 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1706 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1707 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1708 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1709 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1710 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1711 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1712 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1713 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1714 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1715 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1716 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1717 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1718 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1719 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1720 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1721 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
|
1722 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1723 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1724 if (hh && hh->redirect) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1725 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
|
1726 ngx_http_finalize_request(r, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1727 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1728 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1729 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1730 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1731 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1732 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1733 uri = &u->headers_in.x_accel_redirect->value; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1734 args.len = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1735 args.data = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1736 flags = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1737 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1738 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
|
1739 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1740 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1741 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1742 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1743 if (flags & NGX_HTTP_ZERO_IN_URI) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1744 r->zero_in_uri = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1745 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1746 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1747 if (r->method != NGX_HTTP_HEAD) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1748 r->method = NGX_HTTP_GET; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1749 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1750 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1751 r->valid_unparsed_uri = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1752 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1753 ngx_http_internal_redirect(r, uri, &args); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1754 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1755 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1756 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1757 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1758 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1759 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1760 for (i = 0; /* void */; i++) { |
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 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1763 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1764 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1765 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1766 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1767 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1768 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1769 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1770 } |
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 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
|
1773 h[i].lowcase_key, h[i].key.len)) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1774 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1775 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1776 } |
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 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
|
1779 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1780 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1781 if (hh) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1782 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
|
1783 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1784 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1785 return NGX_DONE; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1788 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1789 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1790 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1791 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
|
1792 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1793 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1794 return NGX_DONE; |
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 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1797 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1798 if (r->headers_out.server && r->headers_out.server->value.data == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1799 r->headers_out.server->hash = 0; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1802 if (r->headers_out.date && r->headers_out.date->value.data == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1803 r->headers_out.date->hash = 0; |
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 r->headers_out.status = u->headers_in.status_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1807 r->headers_out.status_line = u->headers_in.status_line; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1808 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1809 u->headers_in.content_length_n = r->headers_out.content_length_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1810 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1811 if (r->headers_out.content_length_n != -1) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1812 u->length = (size_t) r->headers_out.content_length_n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1813 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1814 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1815 u->length = NGX_MAX_SIZE_T_VALUE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1816 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1817 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1818 return NGX_OK; |
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 |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1822 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1823 ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1824 ngx_http_upstream_t *u) |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1825 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1826 size_t size; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1827 ssize_t n; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1828 ngx_buf_t *b; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1829 ngx_event_t *rev; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1830 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1831 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1832 c = u->peer.connection; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1833 rev = c->read; |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1834 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1835 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1836 "http upstream process body on memory"); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1837 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1838 if (rev->timedout) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1839 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1840 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1841 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1842 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1843 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1844 b = &u->buffer; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1845 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1846 for ( ;; ) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1847 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1848 size = b->end - b->last; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1849 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1850 if (size == 0) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1851 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1852 "upstream buffer is too small to read repsonse"); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1853 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1854 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1855 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1856 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1857 n = c->recv(c, b->last, size); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1858 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1859 if (n == NGX_AGAIN) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1860 break; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1861 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1862 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1863 if (n == 0 || n == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1864 ngx_http_upstream_finalize_request(r, u, n); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1865 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1866 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1867 |
2402 | 1868 u->state->response_length += n; |
1869 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1870 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1871 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1872 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1873 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1874 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1875 if (!rev->ready) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1876 break; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1877 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1878 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1879 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1880 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1881 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1882 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1883 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1884 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1885 if (rev->active) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1886 ngx_add_timer(rev, u->conf->read_timeout); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1887 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1888 } else if (rev->timer_set) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1889 ngx_del_timer(rev); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1890 } |
681 | 1891 } |
1892 | |
1893 | |
1894 static void | |
1895 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
1896 { | |
1897 int tcp_nodelay; | |
2402 | 1898 ssize_t n; |
681 | 1899 ngx_int_t rc; |
1900 ngx_event_pipe_t *p; | |
1901 ngx_connection_t *c; | |
1902 ngx_http_core_loc_conf_t *clcf; | |
1903 | |
509 | 1904 rc = ngx_http_send_header(r); |
479 | 1905 |
2701 | 1906 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
485 | 1907 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 1908 return; |
1909 } | |
1910 | |
2704
ac1e2e199c9f
shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
1911 c = r->connection; |
ac1e2e199c9f
shutdown client connection for cacheable header only responses
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parents:
2703
diff
changeset
|
1912 |
2701 | 1913 if (r->header_only) { |
2704
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shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
1914 |
2701 | 1915 if (u->cacheable || u->store) { |
2704
ac1e2e199c9f
shutdown client connection for cacheable header only responses
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parents:
2703
diff
changeset
|
1916 |
ac1e2e199c9f
shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
1917 if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { |
ac1e2e199c9f
shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
1918 ngx_connection_error(c, ngx_socket_errno, |
ac1e2e199c9f
shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
1919 ngx_shutdown_socket_n " failed"); |
ac1e2e199c9f
shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
1920 } |
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parents:
2703
diff
changeset
|
1921 |
2701 | 1922 r->read_event_handler = ngx_http_request_empty_handler; |
1923 r->write_event_handler = ngx_http_request_empty_handler; | |
2704
ac1e2e199c9f
shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
1924 c->error = 1; |
2701 | 1925 |
1926 } else { | |
1927 ngx_http_upstream_finalize_request(r, u, rc); | |
1928 return; | |
1929 } | |
1930 } | |
1931 | |
479 | 1932 u->header_sent = 1; |
1933 | |
573 | 1934 if (r->request_body && r->request_body->temp_file) { |
2592
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1935 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
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1936 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
563 | 1937 } |
1938 | |
581 | 1939 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
1940 | |
649 | 1941 if (!u->buffering) { |
581 | 1942 |
1943 if (u->input_filter == NULL) { | |
1944 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
1945 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
1946 u->input_filter_ctx = r; | |
1947 } | |
1948 | |
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1949 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
581 | 1950 r->write_event_handler = |
1951 ngx_http_upstream_process_non_buffered_downstream; | |
1952 | |
1953 r->limit_rate = 0; | |
1954 | |
1955 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
1956 ngx_http_upstream_finalize_request(r, u, 0); | |
1957 return; | |
1958 } | |
1959 | |
583 | 1960 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
1961 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
1962 | |
1963 tcp_nodelay = 1; | |
1964 | |
1965 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
1966 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
1967 { | |
1968 ngx_connection_error(c, ngx_socket_errno, | |
1969 "setsockopt(TCP_NODELAY) failed"); | |
1970 ngx_http_upstream_finalize_request(r, u, 0); | |
1971 return; | |
1972 } | |
1973 | |
1974 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
1975 } | |
1976 | |
2402 | 1977 n = u->buffer.last - u->buffer.pos; |
1978 | |
1979 if (n) { | |
581 | 1980 u->buffer.last = u->buffer.pos; |
1981 | |
2402 | 1982 u->state->response_length += n; |
1983 | |
1984 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
581 | 1985 ngx_http_upstream_finalize_request(r, u, 0); |
1986 return; | |
1987 } | |
1988 | |
2381
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1989 ngx_http_upstream_process_non_buffered_downstream(r); |
581 | 1990 |
1991 } else { | |
1992 u->buffer.pos = u->buffer.start; | |
1993 u->buffer.last = u->buffer.start; | |
1994 | |
1995 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
1996 ngx_http_upstream_finalize_request(r, u, 0); | |
1997 return; | |
1998 } | |
1468
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1999 |
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2000 if (u->peer.connection->read->ready) { |
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2001 ngx_http_upstream_process_non_buffered_upstream(r, u); |
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2002 } |
581 | 2003 } |
2004 | |
2005 return; | |
2006 } | |
2007 | |
479 | 2008 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
2009 | |
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2010 #if (NGX_HTTP_CACHE) |
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2011 |
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2012 if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { |
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2013 ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); |
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2014 r->cache->file.fd = NGX_INVALID_FILE; |
479 | 2015 } |
2016 | |
1565 | 2017 if (u->cacheable) { |
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2018 time_t now, valid; |
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2019 |
2663
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2020 now = ngx_time(); |
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2021 |
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2022 valid = r->cache->valid_sec; |
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2023 |
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2024 if (valid == 0) { |
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2025 valid = ngx_http_file_cache_valid(u->conf->cache_valid, |
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2026 u->headers_in.status_n); |
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2027 if (valid) { |
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2028 r->cache->valid_sec = now + valid; |
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2029 } |
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2030 } |
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2031 |
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2032 if (valid) { |
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2033 r->cache->last_modified = r->headers_out.last_modified_time; |
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2034 r->cache->date = now; |
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2035 r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); |
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2036 |
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2037 if (r->headers_out.content_length_n != -1) { |
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2038 r->cache->length = r->cache->body_start |
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2039 + r->headers_out.content_length_n; |
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2040 } |
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2041 |
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2042 ngx_http_file_cache_set_header(r, u->buffer.start); |
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2043 |
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2044 } else { |
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2045 u->cacheable = 0; |
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2046 r->headers_out.last_modified_time = -1; |
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2047 } |
479 | 2048 } |
2049 | |
2690 | 2050 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2051 "http cacheable: %d", u->cacheable); | |
2052 | |
3092 | 2053 if (u->cacheable == 0 && r->cache) { |
2054 ngx_http_file_cache_free(r, u->pipe->temp_file); | |
2055 } | |
2056 | |
479 | 2057 #endif |
2058 | |
581 | 2059 p = u->pipe; |
479 | 2060 |
2061 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
2062 p->output_ctx = r; | |
2063 p->tag = u->output.tag; | |
577 | 2064 p->bufs = u->conf->bufs; |
479 | 2065 p->busy_size = u->conf->busy_buffers_size; |
2066 p->upstream = u->peer.connection; | |
583 | 2067 p->downstream = c; |
479 | 2068 p->pool = r->pool; |
583 | 2069 p->log = c->log; |
577 | 2070 |
1565 | 2071 p->cacheable = u->cacheable || u->store; |
479 | 2072 |
501 | 2073 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
2074 if (p->temp_file == NULL) { | |
479 | 2075 ngx_http_upstream_finalize_request(r, u, 0); |
2076 return; | |
2077 } | |
2078 | |
2079 p->temp_file->file.fd = NGX_INVALID_FILE; | |
583 | 2080 p->temp_file->file.log = c->log; |
479 | 2081 p->temp_file->path = u->conf->temp_path; |
2082 p->temp_file->pool = r->pool; | |
577 | 2083 |
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2084 if (p->cacheable) { |
479 | 2085 p->temp_file->persistent = 1; |
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2086 |
479 | 2087 } else { |
667 | 2088 p->temp_file->log_level = NGX_LOG_WARN; |
479 | 2089 p->temp_file->warn = "an upstream response is buffered " |
2090 "to a temporary file"; | |
2091 } | |
2092 | |
2093 p->max_temp_file_size = u->conf->max_temp_file_size; | |
2094 p->temp_file_write_size = u->conf->temp_file_write_size; | |
2095 | |
501 | 2096 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
2097 if (p->preread_bufs == NULL) { | |
479 | 2098 ngx_http_upstream_finalize_request(r, u, 0); |
2099 return; | |
2100 } | |
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2101 |
581 | 2102 p->preread_bufs->buf = &u->buffer; |
479 | 2103 p->preread_bufs->next = NULL; |
581 | 2104 u->buffer.recycled = 1; |
2105 | |
2106 p->preread_size = u->buffer.last - u->buffer.pos; | |
479 | 2107 |
1565 | 2108 if (u->cacheable) { |
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2109 |
479 | 2110 p->buf_to_file = ngx_calloc_buf(r->pool); |
2111 if (p->buf_to_file == NULL) { | |
2112 ngx_http_upstream_finalize_request(r, u, 0); | |
2113 return; | |
2114 } | |
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2115 |
581 | 2116 p->buf_to_file->pos = u->buffer.start; |
2117 p->buf_to_file->last = u->buffer.pos; | |
479 | 2118 p->buf_to_file->temporary = 1; |
2119 } | |
2120 | |
2121 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
2122 /* the posted aio operation may currupt a shadow buffer */ | |
2123 p->single_buf = 1; | |
2124 } | |
2125 | |
2126 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
2127 p->free_bufs = 1; | |
2128 | |
2129 /* | |
581 | 2130 * event_pipe would do u->buffer.last += p->preread_size |
479 | 2131 * as though these bytes were read |
2132 */ | |
581 | 2133 u->buffer.last = u->buffer.pos; |
479 | 2134 |
2135 if (u->conf->cyclic_temp_file) { | |
2136 | |
2137 /* | |
2138 * we need to disable the use of sendfile() if we use cyclic temp file | |
2139 * because the writing a new data may interfere with sendfile() | |
2140 * that uses the same kernel file pages (at least on FreeBSD) | |
2141 */ | |
2142 | |
2143 p->cyclic_temp_file = 1; | |
583 | 2144 c->sendfile = 0; |
479 | 2145 |
2146 } else { | |
2147 p->cyclic_temp_file = 0; | |
2148 } | |
2149 | |
2150 p->read_timeout = u->conf->read_timeout; | |
2151 p->send_timeout = clcf->send_timeout; | |
2152 p->send_lowat = clcf->send_lowat; | |
2153 | |
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2154 u->read_event_handler = ngx_http_upstream_process_upstream; |
509 | 2155 r->write_event_handler = ngx_http_upstream_process_downstream; |
479 | 2156 |
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2157 ngx_http_upstream_process_upstream(r, u); |
479 | 2158 } |
2159 | |
2160 | |
487 | 2161 static void |
581 | 2162 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
2163 { | |
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2164 ngx_event_t *wev; |
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2165 ngx_connection_t *c; |
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2166 ngx_http_upstream_t *u; |
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2167 |
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2168 c = r->connection; |
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2169 u = r->upstream; |
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2170 wev = c->write; |
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2171 |
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2172 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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2173 "http upstream process non buffered downstream"); |
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2174 |
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2175 c->log->action = "sending to client"; |
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2176 |
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2177 if (wev->timedout) { |
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2178 c->timedout = 1; |
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2179 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
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2180 ngx_http_upstream_finalize_request(r, u, 0); |
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2181 return; |
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2182 } |
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2183 |
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2184 ngx_http_upstream_process_non_buffered_request(r, 1); |
581 | 2185 } |
2186 | |
2187 | |
2188 static void | |
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2189 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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2190 ngx_http_upstream_t *u) |
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2191 { |
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2192 ngx_connection_t *c; |
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2193 |
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2194 c = u->peer.connection; |
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2195 |
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2196 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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2197 "http upstream process non buffered upstream"); |
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2198 |
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2199 c->log->action = "reading upstream"; |
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2200 |
2386
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2201 if (c->read->timedout) { |
2381
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2202 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
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2203 ngx_http_upstream_finalize_request(r, u, 0); |
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fix r2378, run posted requests after upstream event handling
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2204 return; |
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2205 } |
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2206 |
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2207 ngx_http_upstream_process_non_buffered_request(r, 0); |
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2208 } |
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2209 |
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2210 |
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2211 static void |
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2212 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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2213 ngx_uint_t do_write) |
581 | 2214 { |
2215 size_t size; | |
2216 ssize_t n; | |
2217 ngx_buf_t *b; | |
583 | 2218 ngx_int_t rc; |
2381
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2219 ngx_connection_t *downstream, *upstream; |
581 | 2220 ngx_http_upstream_t *u; |
2221 ngx_http_core_loc_conf_t *clcf; | |
2222 | |
756
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2223 u = r->upstream; |
884 | 2224 downstream = r->connection; |
2225 upstream = u->peer.connection; | |
581 | 2226 |
2227 b = &u->buffer; | |
2228 | |
2381
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fix r2378, run posted requests after upstream event handling
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2229 do_write = do_write || u->length == 0; |
581 | 2230 |
2231 for ( ;; ) { | |
2232 | |
2233 if (do_write) { | |
2234 | |
2235 if (u->out_bufs || u->busy_bufs) { | |
583 | 2236 rc = ngx_http_output_filter(r, u->out_bufs); |
2237 | |
884 | 2238 if (downstream->destroyed) { |
583 | 2239 return; |
2240 } | |
2241 | |
2242 if (rc == NGX_ERROR) { | |
581 | 2243 ngx_http_upstream_finalize_request(r, u, 0); |
2244 return; | |
2245 } | |
2246 | |
2247 ngx_chain_update_chains(&u->free_bufs, &u->busy_bufs, | |
2248 &u->out_bufs, u->output.tag); | |
2249 } | |
2250 | |
2251 if (u->busy_bufs == NULL) { | |
2252 | |
2253 if (u->length == 0 | |
884 | 2254 || upstream->read->eof |
2255 || upstream->read->error) | |
581 | 2256 { |
2257 ngx_http_upstream_finalize_request(r, u, 0); | |
2258 return; | |
2259 } | |
2260 | |
2261 b->pos = b->start; | |
2262 b->last = b->start; | |
2263 } | |
2264 } | |
2265 | |
2266 size = b->end - b->last; | |
2267 | |
2268 if (size > u->length) { | |
2269 size = u->length; | |
2270 } | |
2271 | |
884 | 2272 if (size && upstream->read->ready) { |
2273 | |
2274 n = upstream->recv(upstream, b->last, size); | |
581 | 2275 |
2276 if (n == NGX_AGAIN) { | |
2277 break; | |
2278 } | |
2279 | |
2280 if (n > 0) { | |
2402 | 2281 u->state->response_length += n; |
2282 | |
581 | 2283 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
2284 ngx_http_upstream_finalize_request(r, u, 0); | |
2285 return; | |
2286 } | |
2287 } | |
2288 | |
2289 do_write = 1; | |
2290 | |
2291 continue; | |
2292 } | |
2293 | |
2294 break; | |
2295 } | |
2296 | |
2381
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|
2297 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
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diff
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2298 |
884 | 2299 if (downstream->data == r) { |
2300 if (ngx_handle_write_event(downstream->write, clcf->send_lowat) | |
2377
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*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
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|
2301 != NGX_OK) |
583 | 2302 { |
2303 ngx_http_upstream_finalize_request(r, u, 0); | |
2304 return; | |
2305 } | |
581 | 2306 } |
2307 | |
1063
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2308 if (downstream->write->active && !downstream->write->ready) { |
884 | 2309 ngx_add_timer(downstream->write, clcf->send_timeout); |
2310 | |
2311 } else if (downstream->write->timer_set) { | |
2312 ngx_del_timer(downstream->write); | |
581 | 2313 } |
2314 | |
2377
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*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
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|
2315 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
581 | 2316 ngx_http_upstream_finalize_request(r, u, 0); |
2317 return; | |
2318 } | |
2319 | |
1063
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2320 if (upstream->read->active && !upstream->read->ready) { |
884 | 2321 ngx_add_timer(upstream->read, u->conf->read_timeout); |
2322 | |
2323 } else if (upstream->read->timer_set) { | |
2324 ngx_del_timer(upstream->read); | |
581 | 2325 } |
2326 } | |
2327 | |
2328 | |
2329 static ngx_int_t | |
2330 ngx_http_upstream_non_buffered_filter_init(void *data) | |
2331 { | |
2332 return NGX_OK; | |
2333 } | |
2334 | |
2335 | |
2336 static ngx_int_t | |
2337 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
2338 { | |
2339 ngx_http_request_t *r = data; | |
2340 | |
2341 ngx_buf_t *b; | |
2342 ngx_chain_t *cl, **ll; | |
2343 ngx_http_upstream_t *u; | |
2344 | |
2345 u = r->upstream; | |
2346 | |
2347 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
2348 ll = &cl->next; | |
2349 } | |
2350 | |
2351 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
2352 if (cl == NULL) { | |
2353 return NGX_ERROR; | |
2354 } | |
2355 | |
2356 *ll = cl; | |
2357 | |
2358 cl->buf->flush = 1; | |
2359 cl->buf->memory = 1; | |
2360 | |
2361 b = &u->buffer; | |
2362 | |
2363 cl->buf->pos = b->last; | |
2364 b->last += bytes; | |
2365 cl->buf->last = b->last; | |
1908
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diff
changeset
|
2366 cl->buf->tag = u->output.tag; |
581 | 2367 |
2368 if (u->length == NGX_MAX_SIZE_T_VALUE) { | |
2369 return NGX_OK; | |
2370 } | |
2371 | |
2372 u->length -= bytes; | |
2373 | |
2374 return NGX_OK; | |
2375 } | |
2376 | |
2377 | |
2378 static void | |
509 | 2379 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
2380 { | |
2381
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2381 ngx_event_t *wev; |
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2382 ngx_connection_t *c; |
509 | 2383 ngx_event_pipe_t *p; |
479 | 2384 ngx_http_upstream_t *u; |
2385 | |
2381
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2386 c = r->connection; |
479 | 2387 u = r->upstream; |
581 | 2388 p = u->pipe; |
2381
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2389 wev = c->write; |
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2390 |
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2391 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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2392 "http upstream process downstream"); |
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2393 |
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|
2394 c->log->action = "sending to client"; |
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2395 |
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2396 if (wev->timedout) { |
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fix r2378, run posted requests after upstream event handling
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2397 |
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|
2398 if (wev->delayed) { |
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fix r2378, run posted requests after upstream event handling
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2399 |
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2400 wev->timedout = 0; |
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2401 wev->delayed = 0; |
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2402 |
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2403 if (!wev->ready) { |
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2404 ngx_add_timer(wev, p->send_timeout); |
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2405 |
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2406 if (ngx_handle_write_event(wev, p->send_lowat) != NGX_OK) { |
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2407 ngx_http_upstream_finalize_request(r, u, 0); |
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2408 } |
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2409 |
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2410 return; |
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2411 } |
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2412 |
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|
2413 if (ngx_event_pipe(p, wev->write) == NGX_ABORT) { |
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2414 |
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|
2415 if (c->destroyed) { |
527 | 2416 return; |
2417 } | |
2418 | |
2381
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2419 ngx_http_upstream_finalize_request(r, u, 0); |
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2420 return; |
527 | 2421 } |
479 | 2422 |
2423 } else { | |
2381
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fix r2378, run posted requests after upstream event handling
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2424 p->downstream_error = 1; |
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2425 c->timedout = 1; |
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fix r2378, run posted requests after upstream event handling
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|
2426 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
479 | 2427 } |
2428 | |
2429 } else { | |
2381
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2430 |
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2431 if (wev->delayed) { |
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Igor Sysoev <igor@sysoev.ru>
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2432 |
527 | 2433 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2434 "http downstream delayed"); | |
2435 | |
2381
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2436 if (ngx_handle_write_event(wev, p->send_lowat) != NGX_OK) { |
2377
87b8c44906b5
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
2437 ngx_http_upstream_finalize_request(r, u, 0); |
527 | 2438 } |
2439 | |
2440 return; | |
2441 } | |
2442 | |
2381
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2443 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
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2444 |
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|
2445 if (c->destroyed) { |
583 | 2446 return; |
2447 } | |
2448 | |
479 | 2449 ngx_http_upstream_finalize_request(r, u, 0); |
2450 return; | |
2451 } | |
2452 } | |
577 | 2453 |
2381
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2454 ngx_http_upstream_process_request(r); |
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2455 } |
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|
2456 |
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2457 |
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|
2458 static void |
2386
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Igor Sysoev <igor@sysoev.ru>
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2381
diff
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|
2459 ngx_http_upstream_process_upstream(ngx_http_request_t *r, |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2460 ngx_http_upstream_t *u) |
2381
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2461 { |
2386
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diff
changeset
|
2462 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2463 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2464 c = u->peer.connection; |
2381
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 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2467 "http upstream process upstream"); |
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 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2470 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2471 if (c->read->timedout) { |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2472 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
|
2473 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
|
2474 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2475 } else { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2476 c = r->connection; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2477 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2478 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
|
2479 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2480 if (c->destroyed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2481 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2482 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2483 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2484 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
|
2485 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2486 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2487 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2488 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2489 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
|
2490 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2491 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2492 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2493 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2494 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
|
2495 { |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2496 ngx_uint_t del; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2497 ngx_temp_file_t *tf; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2498 ngx_event_pipe_t *p; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2499 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2500 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2501 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2502 p = u->pipe; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2503 |
479 | 2504 if (u->peer.connection) { |
2505 | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2506 if (u->store) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2507 |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2508 del = p->upstream_error; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2509 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2510 tf = u->pipe->temp_file; |
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2511 |
2463 | 2512 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
|
2513 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2514 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
|
2515 && (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
|
2516 || (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
|
2517 { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2518 ngx_http_upstream_store(r, u); |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2519 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2520 } else { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2521 del = 1; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2522 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2523 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2524 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2525 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
|
2526 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2527 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
|
2528 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2529 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
|
2530 ngx_delete_file_n " \"%s\" failed", |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2531 u->pipe->temp_file->file.name.data); |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2532 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2533 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2534 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2535 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2536 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2537 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2538 if (u->cacheable) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2539 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2540 if (p->upstream_done) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2541 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
|
2542 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2543 } else if (p->upstream_eof) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2544 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2545 /* TODO: check length & update cache */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2546 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2547 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
|
2548 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2549 } else if (p->upstream_error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2550 ngx_http_file_cache_free(r, u->pipe->temp_file); |
479 | 2551 } |
2552 } | |
2553 | |
2554 #endif | |
2555 | |
2556 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
|
2557 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2558 "http upstream exit: %p", p->out); |
479 | 2559 #if 0 |
2560 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2561 #endif | |
2562 ngx_http_upstream_finalize_request(r, u, 0); | |
2563 return; | |
2564 } | |
2565 } | |
2566 | |
2567 if (p->downstream_error) { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2568 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2569 "http upstream downstream error"); |
479 | 2570 |
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2571 if (!u->cacheable && !u->store && u->peer.connection) { |
479 | 2572 ngx_http_upstream_finalize_request(r, u, 0); |
2573 } | |
2574 } | |
2575 } | |
2576 | |
2577 | |
487 | 2578 static void |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2579 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
|
2580 { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2581 size_t root; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2582 time_t lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2583 ngx_str_t path; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2584 ngx_temp_file_t *tf; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2585 ngx_ext_rename_file_t ext; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2586 |
1777 | 2587 tf = u->pipe->temp_file; |
2588 | |
2589 if (tf->file.fd == NGX_INVALID_FILE) { | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2590 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2591 /* create file for empty 200 response */ |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2592 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2593 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
|
2594 if (tf == NULL) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2595 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2596 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2597 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2598 tf->file.fd = NGX_INVALID_FILE; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2599 tf->file.log = r->connection->log; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2600 tf->path = u->conf->temp_path; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2601 tf->pool = r->pool; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2602 tf->persistent = 1; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2603 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
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1284
diff
changeset
|
2604 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
|
2605 tf->persistent, tf->clean, tf->access) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2606 != NGX_OK) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2607 { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2608 return; |
13a4ce6e7f1e
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Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2609 } |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2610 |
13a4ce6e7f1e
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2611 u->pipe->temp_file = tf; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2612 } |
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|
2613 |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2614 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
|
2615 ext.path_access = u->conf->store_access; |
1947
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use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2616 ext.time = -1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2617 ext.create_path = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2618 ext.delete_file = 1; |
2394
dbe746851b31
use ngx_ext_rename_file() for single file MOVE
Igor Sysoev <igor@sysoev.ru>
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2386
diff
changeset
|
2619 ext.log_rename_error = 1; |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2620 ext.log = r->connection->log; |
1291
13a4ce6e7f1e
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Igor Sysoev <igor@sysoev.ru>
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1284
diff
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|
2621 |
1705 | 2622 if (u->headers_in.last_modified) { |
2623 | |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2624 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>
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1916
diff
changeset
|
2625 u->headers_in.last_modified->value.len); |
1291
13a4ce6e7f1e
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2626 |
13a4ce6e7f1e
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2627 if (lm != NGX_ERROR) { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2628 ext.time = lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2629 ext.fd = tf->file.fd; |
1291
13a4ce6e7f1e
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Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2630 } |
13a4ce6e7f1e
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2631 } |
13a4ce6e7f1e
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2632 |
1295
5383f5232364
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Igor Sysoev <igor@sysoev.ru>
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1291
diff
changeset
|
2633 if (u->conf->store_lengths == NULL) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2634 |
5383f5232364
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Igor Sysoev <igor@sysoev.ru>
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1291
diff
changeset
|
2635 ngx_http_map_uri_to_path(r, &path, &root, 0); |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
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1291
diff
changeset
|
2636 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
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1291
diff
changeset
|
2637 } else { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2638 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
|
2639 u->conf->store_values->elts) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2640 == NULL) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2641 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2642 return; |
5383f5232364
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Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2643 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2644 } |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2645 |
13a4ce6e7f1e
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Igor Sysoev <igor@sysoev.ru>
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|
2646 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
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parents:
1916
diff
changeset
|
2647 "upstream stores \"%s\" to \"%s\"", |
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use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2648 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
|
2649 |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2650 (void) ngx_ext_rename_file(&tf->file.name, &path, &ext); |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2651 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
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parents:
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diff
changeset
|
2652 |
13a4ce6e7f1e
proxy_store and fastcgi_store
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diff
changeset
|
2653 |
13a4ce6e7f1e
proxy_store and fastcgi_store
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diff
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|
2654 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2655 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 2656 { |
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
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2381
diff
changeset
|
2657 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 2658 "http upstream dummy handler"); |
2659 } | |
2660 | |
2661 | |
487 | 2662 static void |
2663 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
2664 ngx_uint_t ft_type) | |
479 | 2665 { |
884 | 2666 ngx_uint_t status, state; |
479 | 2667 |
2668 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
884 | 2669 "http next upstream, %xi", ft_type); |
479 | 2670 |
2671 #if 0 | |
2672 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2673 #endif | |
2674 | |
525 | 2675 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
884 | 2676 state = NGX_PEER_NEXT; |
525 | 2677 } else { |
884 | 2678 state = NGX_PEER_FAILED; |
479 | 2679 } |
525 | 2680 |
1378 | 2681 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
2682 u->peer.free(&u->peer, u->peer.data, state); | |
2683 } | |
525 | 2684 |
479 | 2685 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
2686 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
2687 "upstream timed out"); | |
2688 } | |
577 | 2689 |
479 | 2690 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
2691 status = 0; | |
2692 | |
2693 } else { | |
2694 switch(ft_type) { | |
2695 | |
2696 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
2697 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
2698 break; | |
2699 | |
2700 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
2701 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
2702 break; | |
2703 | |
2704 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
2705 status = NGX_HTTP_NOT_FOUND; | |
2706 break; | |
2707 | |
2708 /* | |
2709 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
2710 * never reach here | |
2711 */ | |
2712 | |
2713 default: | |
2714 status = NGX_HTTP_BAD_GATEWAY; | |
2715 } | |
2716 } | |
2717 | |
583 | 2718 if (r->connection->error) { |
479 | 2719 ngx_http_upstream_finalize_request(r, u, |
2720 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
2721 return; | |
2722 } | |
2723 | |
2724 if (status) { | |
2725 u->state->status = status; | |
2726 | |
525 | 2727 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
479 | 2728 |
2729 #if (NGX_HTTP_CACHE) | |
2730 | |
3092 | 2731 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
2732 && (u->conf->cache_use_stale & ft_type)) | |
2733 { | |
2805
60551422e150
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diff
changeset
|
2734 ngx_int_t rc; |
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diff
changeset
|
2735 |
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Igor Sysoev <igor@sysoev.ru>
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2804
diff
changeset
|
2736 rc = u->reinit_request(r); |
60551422e150
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Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2737 |
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reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2738 if (rc == NGX_OK) { |
3092 | 2739 u->cache_status = NGX_HTTP_CACHE_STALE; |
2805
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Igor Sysoev <igor@sysoev.ru>
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2804
diff
changeset
|
2740 rc = ngx_http_upstream_cache_send(r, u); |
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|
2741 } |
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|
2742 |
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diff
changeset
|
2743 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2744 return; |
2745 } | |
2746 #endif | |
2747 | |
2748 ngx_http_upstream_finalize_request(r, u, status); | |
2749 return; | |
2750 } | |
2751 } | |
2752 | |
2753 if (u->peer.connection) { | |
2754 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2755 "close http upstream connection: %d", | |
2756 u->peer.connection->fd); | |
577 | 2757 #if (NGX_HTTP_SSL) |
884 | 2758 |
577 | 2759 if (u->peer.connection->ssl) { |
884 | 2760 u->peer.connection->ssl->no_wait_shutdown = 1; |
2761 u->peer.connection->ssl->no_send_shutdown = 1; | |
2762 | |
2763 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2764 } |
2765 #endif | |
884 | 2766 |
479 | 2767 ngx_close_connection(u->peer.connection); |
2768 } | |
2769 | |
2770 #if 0 | |
2771 if (u->conf->busy_lock && !u->busy_locked) { | |
2772 ngx_http_upstream_busy_lock(p); | |
2773 return; | |
2774 } | |
2775 #endif | |
2776 | |
2777 ngx_http_upstream_connect(r, u); | |
2778 } | |
2779 | |
2780 | |
487 | 2781 static void |
569 | 2782 ngx_http_upstream_cleanup(void *data) |
2783 { | |
2784 ngx_http_request_t *r = data; | |
2785 | |
1705 | 2786 ngx_http_upstream_t *u; |
2787 | |
569 | 2788 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2789 "cleanup http upstream request: \"%V\"", &r->uri); | |
2790 | |
1705 | 2791 u = r->upstream; |
2792 | |
2793 if (u->resolved && u->resolved->ctx) { | |
2794 ngx_resolve_name_done(u->resolved->ctx); | |
1658 | 2795 } |
2796 | |
1705 | 2797 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
569 | 2798 } |
2799 | |
2800 | |
2801 static void | |
487 | 2802 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
2803 ngx_http_upstream_t *u, ngx_int_t rc) | |
479 | 2804 { |
889
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|
2805 ngx_time_t *tp; |
563 | 2806 |
483 | 2807 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2808 "finalize http upstream request: %i", rc); | |
479 | 2809 |
2413 | 2810 if (u->cleanup) { |
2811 *u->cleanup = NULL; | |
2812 } | |
569 | 2813 |
1658 | 2814 if (u->state && u->state->response_sec) { |
563 | 2815 tp = ngx_timeofday(); |
889
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|
2816 u->state->response_sec = tp->sec - u->state->response_sec; |
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|
2817 u->state->response_msec = tp->msec - u->state->response_msec; |
2402 | 2818 |
2819 if (u->pipe) { | |
2820 u->state->response_length = u->pipe->read_length; | |
2821 } | |
563 | 2822 } |
2823 | |
479 | 2824 u->finalize_request(r, rc); |
2825 | |
1658 | 2826 if (u->peer.free) { |
2827 u->peer.free(&u->peer, u->peer.data, 0); | |
2828 } | |
884 | 2829 |
479 | 2830 if (u->peer.connection) { |
884 | 2831 |
577 | 2832 #if (NGX_HTTP_SSL) |
2833 | |
2834 /* TODO: do not shutdown persistent connection */ | |
2835 | |
2836 if (u->peer.connection->ssl) { | |
884 | 2837 |
2838 /* | |
2839 * We send the "close notify" shutdown alert to the upstream only | |
2840 * and do not wait its "close notify" shutdown alert. | |
2841 * It is acceptable according to the TLS standard. | |
2842 */ | |
2843 | |
2844 u->peer.connection->ssl->no_wait_shutdown = 1; | |
2845 | |
2846 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2847 } |
2848 #endif | |
884 | 2849 |
2850 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2851 "close http upstream connection: %d", | |
2852 u->peer.connection->fd); | |
2853 | |
479 | 2854 ngx_close_connection(u->peer.connection); |
2855 } | |
2856 | |
483 | 2857 u->peer.connection = NULL; |
2858 | |
581 | 2859 if (u->pipe && u->pipe->temp_file) { |
479 | 2860 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2861 "http upstream temp fd: %d", | |
581 | 2862 u->pipe->temp_file->file.fd); |
479 | 2863 } |
2864 | |
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|
2865 #if (NGX_HTTP_CACHE) |
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2866 |
2691
baa91bf5a63b
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diff
changeset
|
2867 if (u->cacheable) { |
2592
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|
2868 time_t valid; |
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diff
changeset
|
2869 |
479 | 2870 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2871 "http upstream cache fd: %d", |
2592
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diff
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|
2872 r->cache->file.fd); |
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|
2873 |
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changeset
|
2874 if (rc == NGX_HTTP_BAD_GATEWAY || rc == NGX_HTTP_GATEWAY_TIME_OUT) { |
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|
2875 |
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diff
changeset
|
2876 valid = ngx_http_file_cache_valid(u->conf->cache_valid, rc); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2877 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2878 if (valid) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2879 r->cache->valid_sec = ngx_time() + valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2880 r->cache->error = rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2881 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2882 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2883 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2884 ngx_http_file_cache_free(r, u->pipe->temp_file); |
479 | 2885 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2886 |
479 | 2887 #endif |
2888 | |
2692 | 2889 if (u->header_sent |
2890 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2891 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2892 rc = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2893 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2894 |
515 | 2895 if (rc == NGX_DECLINED) { |
2896 return; | |
2897 } | |
2898 | |
483 | 2899 r->connection->log->action = "sending to client"; |
2900 | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2901 if (rc == 0 && r == r->main && !r->post_action) { |
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2902 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
479 | 2903 } |
2904 | |
2905 ngx_http_finalize_request(r, rc); | |
2906 } | |
2907 | |
2908 | |
509 | 2909 static ngx_int_t |
2910 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
2911 ngx_uint_t offset) | |
577 | 2912 { |
509 | 2913 ngx_table_elt_t **ph; |
577 | 2914 |
509 | 2915 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
2916 | |
2917 if (*ph == NULL) { | |
2918 *ph = h; | |
2919 } | |
2920 | |
2921 return NGX_OK; | |
2922 } | |
2923 | |
2924 | |
2925 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
|
2926 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
|
2927 ngx_uint_t offset) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2928 { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2929 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2930 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2931 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2932 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2933 static ngx_int_t |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2934 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 2935 ngx_table_elt_t *h, ngx_uint_t offset) |
2936 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2937 ngx_array_t *pa; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2938 ngx_table_elt_t **ph; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2939 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2940 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2941 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2942 pa = &u->headers_in.cache_control; |
509 | 2943 |
2944 if (pa->elts == NULL) { | |
2945 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
2946 { | |
2947 return NGX_ERROR; | |
2948 } | |
2949 } | |
2950 | |
2951 ph = ngx_array_push(pa); | |
2952 if (ph == NULL) { | |
2953 return NGX_ERROR; | |
2954 } | |
2955 | |
2956 *ph = h; | |
2957 | |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2958 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2959 { |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2960 u_char *p, *last; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2961 ngx_int_t n; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2962 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2963 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
|
2964 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2965 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2966 |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2967 if (r->cache == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2968 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2969 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2970 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2971 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
|
2972 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2973 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2974 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2975 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
|
2976 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2977 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
|
2978 != NULL) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2979 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2980 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2981 return NGX_OK; |
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 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2984 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
|
2985 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2986 if (p == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2987 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2988 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2989 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2990 n = 0; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2991 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2992 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
|
2993 if (*p == ';' || *p == ' ') { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2994 break; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2995 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2996 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2997 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
|
2998 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
|
2999 continue; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3000 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3001 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3002 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3003 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3004 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3005 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3006 if (n == 0) { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3007 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3008 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3009 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3010 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3011 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
|
3012 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3013 #endif |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3014 |
509 | 3015 return NGX_OK; |
3016 } | |
3017 | |
3018 | |
3019 static ngx_int_t | |
2666 | 3020 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
3021 ngx_uint_t offset) | |
3022 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3023 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3024 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3025 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3026 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
|
3027 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3028 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3029 { |
2666 | 3030 time_t expires; |
3031 | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3032 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
|
3033 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3034 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3035 |
2666 | 3036 if (r->cache == NULL) { |
3037 return NGX_OK; | |
3038 } | |
3039 | |
3040 if (r->cache->valid_sec != 0) { | |
3041 return NGX_OK; | |
3042 } | |
3043 | |
3044 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
3045 | |
3046 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
|
3047 u->cacheable = 0; |
2666 | 3048 return NGX_OK; |
3049 } | |
3050 | |
3051 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
|
3052 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3053 #endif |
2666 | 3054 |
3055 return NGX_OK; | |
3056 } | |
3057 | |
3058 | |
3059 static ngx_int_t | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3060 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
|
3061 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
|
3062 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3063 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3064 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3065 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3066 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
|
3067 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3068 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3069 { |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3070 u_char *p; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3071 size_t len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3072 ngx_int_t n; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3073 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3074 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
|
3075 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3076 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3077 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3078 if (r->cache == NULL) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3079 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3080 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3081 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3082 len = h->value.len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3083 p = h->value.data; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3084 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3085 if (p[0] != '@') { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3086 n = ngx_atoi(p, len); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3087 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3088 switch (n) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3089 case 0: |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3090 u->cacheable = 0; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3091 case NGX_ERROR: |
2667 | 3092 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3093 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3094 default: |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3095 r->cache->valid_sec = ngx_time() + n; |
2667 | 3096 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3097 } |
2667 | 3098 } |
3099 | |
3100 p++; | |
3101 len--; | |
3102 | |
3103 n = ngx_atoi(p, len); | |
3104 | |
3105 if (n != NGX_ERROR) { | |
3106 r->cache->valid_sec = n; | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3107 } |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3108 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3109 #endif |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3110 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3111 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3112 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3113 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3114 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3115 static ngx_int_t |
527 | 3116 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
3117 ngx_uint_t offset) | |
577 | 3118 { |
527 | 3119 ngx_int_t n; |
3120 | |
3121 r->upstream->headers_in.x_accel_limit_rate = h; | |
3122 | |
3123 n = ngx_atoi(h->value.data, h->value.len); | |
3124 | |
3125 if (n != NGX_ERROR) { | |
3126 r->limit_rate = (size_t) n; | |
3127 } | |
3128 | |
3129 return NGX_OK; | |
3130 } | |
3131 | |
3132 | |
3133 static ngx_int_t | |
649 | 3134 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
3135 ngx_uint_t offset) | |
3136 { | |
3137 u_char c0, c1, c2; | |
3138 | |
3139 if (r->upstream->conf->change_buffering) { | |
3140 | |
3141 if (h->value.len == 2) { | |
3142 c0 = ngx_tolower(h->value.data[0]); | |
3143 c1 = ngx_tolower(h->value.data[1]); | |
3144 | |
3145 if (c0 == 'n' && c1 == 'o') { | |
3146 r->upstream->buffering = 0; | |
3147 } | |
3148 | |
3149 } else if (h->value.len == 3) { | |
3150 c0 = ngx_tolower(h->value.data[0]); | |
3151 c1 = ngx_tolower(h->value.data[1]); | |
3152 c2 = ngx_tolower(h->value.data[2]); | |
3153 | |
3154 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
3155 r->upstream->buffering = 1; | |
3156 } | |
3157 } | |
3158 } | |
3159 | |
3160 return NGX_OK; | |
3161 } | |
3162 | |
3163 | |
3164 static ngx_int_t | |
657 | 3165 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
3166 ngx_uint_t offset) | |
3167 { | |
3168 r->headers_out.override_charset = &h->value; | |
3169 | |
3170 return NGX_OK; | |
3171 } | |
3172 | |
3173 | |
3174 static ngx_int_t | |
509 | 3175 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
3176 ngx_uint_t offset) | |
3177 { | |
573 | 3178 ngx_table_elt_t *ho, **ph; |
509 | 3179 |
3180 ho = ngx_list_push(&r->headers_out.headers); | |
3181 if (ho == NULL) { | |
3182 return NGX_ERROR; | |
3183 } | |
3184 | |
3185 *ho = *h; | |
3186 | |
573 | 3187 if (offset) { |
3188 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
3189 *ph = ho; | |
3190 } | |
3191 | |
509 | 3192 return NGX_OK; |
3193 } | |
3194 | |
3195 | |
3196 static ngx_int_t | |
3197 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
3198 ngx_table_elt_t *h, ngx_uint_t offset) | |
3199 { | |
3200 ngx_array_t *pa; | |
3201 ngx_table_elt_t *ho, **ph; | |
3202 | |
3203 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
3204 | |
3205 if (pa->elts == NULL) { | |
3206 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3207 { | |
3208 return NGX_ERROR; | |
3209 } | |
3210 } | |
3211 | |
3212 ph = ngx_array_push(pa); | |
3213 if (ph == NULL) { | |
3214 return NGX_ERROR; | |
3215 } | |
3216 | |
3217 ho = ngx_list_push(&r->headers_out.headers); | |
3218 if (ho == NULL) { | |
3219 return NGX_ERROR; | |
3220 } | |
3221 | |
3222 *ho = *h; | |
3223 *ph = ho; | |
3224 | |
3225 return NGX_OK; | |
3226 } | |
3227 | |
3228 | |
3229 static ngx_int_t | |
3230 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3231 ngx_uint_t offset) | |
3232 { | |
657 | 3233 u_char *p, *last; |
3234 | |
3235 r->headers_out.content_type_len = h->value.len; | |
509 | 3236 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
|
3237 r->headers_out.content_type_lowcase = NULL; |
509 | 3238 |
657 | 3239 for (p = h->value.data; *p; p++) { |
3240 | |
3241 if (*p != ';') { | |
3242 continue; | |
3243 } | |
3244 | |
3245 last = p; | |
3246 | |
3247 while (*++p == ' ') { /* void */ } | |
3248 | |
1968 | 3249 if (*p == '\0') { |
3250 return NGX_OK; | |
3251 } | |
3252 | |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3253 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
657 | 3254 continue; |
3255 } | |
3256 | |
3257 p += 8; | |
3258 | |
3259 r->headers_out.content_type_len = last - h->value.data; | |
3260 | |
2244 | 3261 if (*p == '"') { |
3262 p++; | |
3263 } | |
3264 | |
3265 last = h->value.data + h->value.len; | |
3266 | |
3267 if (*(last - 1) == '"') { | |
3268 last--; | |
3269 } | |
3270 | |
3271 r->headers_out.charset.len = last - p; | |
657 | 3272 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
|
3273 |
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3274 return NGX_OK; |
657 | 3275 } |
3276 | |
509 | 3277 return NGX_OK; |
3278 } | |
3279 | |
3280 | |
3281 static ngx_int_t | |
3282 ngx_http_upstream_copy_content_length(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3283 ngx_uint_t offset) | |
3284 { | |
3285 ngx_table_elt_t *ho; | |
3286 | |
3287 ho = ngx_list_push(&r->headers_out.headers); | |
3288 if (ho == NULL) { | |
3289 return NGX_ERROR; | |
3290 } | |
3291 | |
3292 *ho = *h; | |
3293 | |
3294 r->headers_out.content_length = ho; | |
3295 r->headers_out.content_length_n = ngx_atoof(h->value.data, h->value.len); | |
3296 | |
3297 return NGX_OK; | |
3298 } | |
3299 | |
3300 | |
3301 static ngx_int_t | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3302 ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, ngx_table_elt_t *h, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3303 ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3304 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3305 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3306 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3307 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3308 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3309 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3310 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3311 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3312 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3313 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3314 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3315 |
3092 | 3316 if (r->upstream->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3317 r->headers_out.last_modified = ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3318 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
|
3319 h->value.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3320 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3321 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3322 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3323 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3324 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3325 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3326 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3327 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3328 static ngx_int_t |
509 | 3329 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
3330 ngx_uint_t offset) | |
3331 { | |
3332 ngx_int_t rc; | |
3333 ngx_table_elt_t *ho; | |
3334 | |
3335 ho = ngx_list_push(&r->headers_out.headers); | |
3336 if (ho == NULL) { | |
3337 return NGX_ERROR; | |
3338 } | |
3339 | |
3340 *ho = *h; | |
3341 | |
3342 if (r->upstream->rewrite_redirect) { | |
3343 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
3344 | |
529 | 3345 if (rc == NGX_DECLINED) { |
3346 return NGX_OK; | |
3347 } | |
3348 | |
509 | 3349 if (rc == NGX_OK) { |
3350 r->headers_out.location = ho; | |
3351 | |
3352 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
3353 "rewritten location: \"%V\"", &ho->value); | |
3354 } | |
3355 | |
3356 return rc; | |
3357 } | |
3358 | |
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3359 if (ho->value.data[0] != '/') { |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3360 r->headers_out.location = ho; |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3361 } |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3362 |
509 | 3363 /* |
3364 * we do not set r->headers_out.location here to avoid the handling | |
3365 * the local redirects without a host name by ngx_http_header_filter() | |
3366 */ | |
3367 | |
3368 return NGX_OK; | |
3369 } | |
3370 | |
3371 | |
3372 static ngx_int_t | |
3373 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3374 ngx_uint_t offset) | |
3375 { | |
3376 u_char *p; | |
3377 ngx_int_t rc; | |
3378 ngx_table_elt_t *ho; | |
3379 | |
3380 ho = ngx_list_push(&r->headers_out.headers); | |
3381 if (ho == NULL) { | |
3382 return NGX_ERROR; | |
3383 } | |
3384 | |
3385 *ho = *h; | |
3386 | |
3387 if (r->upstream->rewrite_redirect) { | |
3388 | |
1549 | 3389 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
509 | 3390 |
3391 if (p) { | |
3392 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
3393 | |
3394 } else { | |
3395 return NGX_OK; | |
3396 } | |
3397 | |
529 | 3398 if (rc == NGX_DECLINED) { |
3399 return NGX_OK; | |
3400 } | |
3401 | |
509 | 3402 if (rc == NGX_OK) { |
1654 | 3403 r->headers_out.refresh = ho; |
3404 | |
509 | 3405 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3406 "rewritten refresh: \"%V\"", &ho->value); | |
3407 } | |
3408 | |
3409 return rc; | |
3410 } | |
3411 | |
1654 | 3412 r->headers_out.refresh = ho; |
3413 | |
509 | 3414 return NGX_OK; |
3415 } | |
3416 | |
3417 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3418 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3419 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
|
3420 ngx_table_elt_t *h, ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3421 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3422 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3423 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3424 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3425 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3426 if (r->cached) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3427 r->allow_ranges = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3428 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3429 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3430 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3431 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3432 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3433 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3434 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3435 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3436 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3437 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3438 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3439 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3440 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3441 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3442 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3443 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3444 |
509 | 3445 #if (NGX_HTTP_GZIP) |
3446 | |
3447 static ngx_int_t | |
3448 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
3449 ngx_table_elt_t *h, ngx_uint_t offset) | |
3450 { | |
3451 ngx_table_elt_t *ho; | |
3452 | |
3453 ho = ngx_list_push(&r->headers_out.headers); | |
3454 if (ho == NULL) { | |
3455 return NGX_ERROR; | |
3456 } | |
3457 | |
3458 *ho = *h; | |
3459 | |
3460 r->headers_out.content_encoding = ho; | |
3461 | |
3462 return NGX_OK; | |
3463 } | |
3464 | |
3465 #endif | |
3466 | |
3467 | |
487 | 3468 static ngx_int_t |
573 | 3469 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
479 | 3470 { |
880 | 3471 ngx_http_variable_t *var, *v; |
479 | 3472 |
573 | 3473 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
3474 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
3475 if (var == NULL) { | |
3476 return NGX_ERROR; | |
3477 } | |
3478 | |
637 | 3479 var->get_handler = v->get_handler; |
573 | 3480 var->data = v->data; |
3481 } | |
3482 | |
479 | 3483 return NGX_OK; |
3484 } | |
509 | 3485 |
3486 | |
573 | 3487 static ngx_int_t |
1181 | 3488 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
3489 ngx_http_variable_value_t *v, uintptr_t data) | |
3490 { | |
3491 u_char *p; | |
3492 size_t len; | |
3493 ngx_uint_t i; | |
3494 ngx_http_upstream_state_t *state; | |
3495 | |
3496 v->valid = 1; | |
1565 | 3497 v->no_cacheable = 0; |
1181 | 3498 v->not_found = 0; |
3499 | |
3500 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3501 v->not_found = 1; | |
3502 return NGX_OK; | |
3503 } | |
3504 | |
3505 len = 0; | |
3506 state = r->upstream_states->elts; | |
3507 | |
3508 for (i = 0; i < r->upstream_states->nelts; i++) { | |
3509 if (state[i].peer) { | |
3510 len += state[i].peer->len + 2; | |
3511 | |
3512 } else { | |
3513 len += 3; | |
3514 } | |
3515 } | |
3516 | |
2049 | 3517 p = ngx_pnalloc(r->pool, len); |
1181 | 3518 if (p == NULL) { |
3519 return NGX_ERROR; | |
3520 } | |
3521 | |
3522 v->data = p; | |
3523 | |
3524 i = 0; | |
3525 | |
3526 for ( ;; ) { | |
3527 if (state[i].peer) { | |
3528 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
3529 } | |
3530 | |
3531 if (++i == r->upstream_states->nelts) { | |
3532 break; | |
3533 } | |
3534 | |
3535 if (state[i].peer) { | |
3536 *p++ = ','; | |
3537 *p++ = ' '; | |
3538 | |
3539 } else { | |
3540 *p++ = ' '; | |
3541 *p++ = ':'; | |
3542 *p++ = ' '; | |
3543 | |
3544 if (++i == r->upstream_states->nelts) { | |
3545 break; | |
3546 } | |
3547 | |
3548 continue; | |
3549 } | |
3550 } | |
3551 | |
3552 v->len = p - v->data; | |
3553 | |
3554 return NGX_OK; | |
3555 } | |
3556 | |
3557 | |
3558 static ngx_int_t | |
573 | 3559 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
3560 ngx_http_variable_value_t *v, uintptr_t data) | |
3561 { | |
3562 u_char *p; | |
3563 size_t len; | |
3564 ngx_uint_t i; | |
3565 ngx_http_upstream_state_t *state; | |
3566 | |
3567 v->valid = 1; | |
1565 | 3568 v->no_cacheable = 0; |
573 | 3569 v->not_found = 0; |
3570 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3571 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3572 v->not_found = 1; |
3573 return NGX_OK; | |
3574 } | |
3575 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3576 len = r->upstream_states->nelts * (3 + 2); |
573 | 3577 |
2049 | 3578 p = ngx_pnalloc(r->pool, len); |
573 | 3579 if (p == NULL) { |
3580 return NGX_ERROR; | |
3581 } | |
3582 | |
3583 v->data = p; | |
3584 | |
3585 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
|
3586 state = r->upstream_states->elts; |
573 | 3587 |
3588 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3589 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
|
3590 p = ngx_sprintf(p, "%ui", state[i].status); |
573 | 3591 |
3592 } else { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3593 *p++ = '-'; |
573 | 3594 } |
3595 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3596 if (++i == r->upstream_states->nelts) { |
573 | 3597 break; |
3598 } | |
3599 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3600 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
|
3601 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3602 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3603 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3604 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3605 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3606 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3607 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3608 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3609 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
|
3610 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3611 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3612 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3613 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3614 } |
573 | 3615 } |
3616 | |
3617 v->len = p - v->data; | |
3618 | |
3619 return NGX_OK; | |
3620 } | |
3621 | |
3622 | |
3623 static ngx_int_t | |
3624 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
3625 ngx_http_variable_value_t *v, uintptr_t data) | |
3626 { | |
3627 u_char *p; | |
3628 size_t len; | |
3629 ngx_uint_t i; | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3630 ngx_msec_int_t ms; |
573 | 3631 ngx_http_upstream_state_t *state; |
3632 | |
3633 v->valid = 1; | |
1565 | 3634 v->no_cacheable = 0; |
573 | 3635 v->not_found = 0; |
3636 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3637 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3638 v->not_found = 1; |
3639 return NGX_OK; | |
3640 } | |
3641 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3642 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
573 | 3643 |
2049 | 3644 p = ngx_pnalloc(r->pool, len); |
573 | 3645 if (p == NULL) { |
3646 return NGX_ERROR; | |
3647 } | |
3648 | |
3649 v->data = p; | |
3650 | |
3651 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
|
3652 state = r->upstream_states->elts; |
573 | 3653 |
3654 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3655 if (state[i].status) { |
1640 | 3656 ms = (ngx_msec_int_t) |
3657 (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
|
3658 ms = (ms >= 0) ? ms : 0; |
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3659 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
|
3660 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3661 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3662 *p++ = '-'; |
573 | 3663 } |
3664 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3665 if (++i == r->upstream_states->nelts) { |
573 | 3666 break; |
3667 } | |
3668 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3669 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
|
3670 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3671 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3672 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3673 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3674 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3675 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3676 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3677 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3678 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
|
3679 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3680 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3681 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3682 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3683 } |
573 | 3684 } |
3685 | |
3686 v->len = p - v->data; | |
3687 | |
3688 return NGX_OK; | |
3689 } | |
3690 | |
3691 | |
2402 | 3692 static ngx_int_t |
3693 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
3694 ngx_http_variable_value_t *v, uintptr_t data) | |
3695 { | |
3696 u_char *p; | |
3697 size_t len; | |
3698 ngx_uint_t i; | |
3699 ngx_http_upstream_state_t *state; | |
3700 | |
3701 v->valid = 1; | |
3702 v->no_cacheable = 0; | |
3703 v->not_found = 0; | |
3704 | |
3705 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3706 v->not_found = 1; | |
3707 return NGX_OK; | |
3708 } | |
3709 | |
3710 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
3711 | |
3712 p = ngx_pnalloc(r->pool, len); | |
3713 if (p == NULL) { | |
3714 return NGX_ERROR; | |
3715 } | |
3716 | |
3717 v->data = p; | |
3718 | |
3719 i = 0; | |
3720 state = r->upstream_states->elts; | |
3721 | |
3722 for ( ;; ) { | |
3723 p = ngx_sprintf(p, "%O", state[i].response_length); | |
3724 | |
3725 if (++i == r->upstream_states->nelts) { | |
3726 break; | |
3727 } | |
3728 | |
3729 if (state[i].peer) { | |
3730 *p++ = ','; | |
3731 *p++ = ' '; | |
3732 | |
3733 } else { | |
3734 *p++ = ' '; | |
3735 *p++ = ':'; | |
3736 *p++ = ' '; | |
3737 | |
3738 if (++i == r->upstream_states->nelts) { | |
3739 break; | |
3740 } | |
3741 | |
3742 continue; | |
3743 } | |
3744 } | |
3745 | |
3746 v->len = p - v->data; | |
3747 | |
3748 return NGX_OK; | |
3749 } | |
3750 | |
3751 | |
1162 | 3752 ngx_int_t |
3753 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
3754 ngx_http_variable_value_t *v, uintptr_t data) | |
3755 { | |
3756 if (r->upstream == NULL) { | |
3757 v->not_found = 1; | |
3758 return NGX_OK; | |
3759 } | |
3760 | |
3761 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
3762 &r->upstream->headers_in.headers.part, | |
3763 sizeof("upstream_http_") - 1); | |
3764 } | |
3765 | |
3766 | |
3092 | 3767 #if (NGX_HTTP_CACHE) |
3768 | |
3769 ngx_int_t | |
3770 ngx_http_upstream_cache_status(ngx_http_request_t *r, | |
3771 ngx_http_variable_value_t *v, uintptr_t data) | |
3772 { | |
3773 ngx_uint_t n; | |
3774 | |
3775 if (r->upstream == NULL || r->upstream->cache_status == 0) { | |
3776 v->not_found = 1; | |
3777 return NGX_OK; | |
3778 } | |
3779 | |
3780 n = r->upstream->cache_status - 1; | |
3781 | |
3782 v->valid = 1; | |
3783 v->no_cacheable = 0; | |
3784 v->not_found = 0; | |
3785 v->len = ngx_http_cache_status[n].len; | |
3786 v->data = ngx_http_cache_status[n].data; | |
3787 | |
3788 return NGX_OK; | |
3789 } | |
3790 | |
3791 #endif | |
3792 | |
3793 | |
651 | 3794 static char * |
3795 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
3796 { | |
884 | 3797 char *rv; |
3798 void *mconf; | |
3799 ngx_str_t *value; | |
3800 ngx_url_t u; | |
3801 ngx_uint_t m; | |
3802 ngx_conf_t pcf; | |
3803 ngx_http_module_t *module; | |
3804 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
3805 ngx_http_upstream_srv_conf_t *uscf; | |
3806 | |
3807 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3808 | |
3809 value = cf->args->elts; | |
3810 u.host = value[1]; | |
3811 u.no_resolve = 1; | |
3812 | |
3813 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
3814 |NGX_HTTP_UPSTREAM_WEIGHT | |
3815 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
3816 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
3817 |NGX_HTTP_UPSTREAM_DOWN | |
3818 |NGX_HTTP_UPSTREAM_BACKUP); | |
3819 if (uscf == NULL) { | |
3820 return NGX_CONF_ERROR; | |
3821 } | |
3822 | |
651 | 3823 |
3824 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
3825 if (ctx == NULL) { | |
3826 return NGX_CONF_ERROR; | |
3827 } | |
3828 | |
884 | 3829 http_ctx = cf->ctx; |
3830 ctx->main_conf = http_ctx->main_conf; | |
651 | 3831 |
3832 /* the upstream{}'s srv_conf */ | |
3833 | |
3834 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3835 if (ctx->srv_conf == NULL) { | |
3836 return NGX_CONF_ERROR; | |
3837 } | |
3838 | |
3839 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
3840 | |
884 | 3841 uscf->srv_conf = ctx->srv_conf; |
3842 | |
651 | 3843 |
3844 /* the upstream{}'s loc_conf */ | |
3845 | |
3846 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
3847 if (ctx->loc_conf == NULL) { | |
3848 return NGX_CONF_ERROR; | |
3849 } | |
3850 | |
3851 for (m = 0; ngx_modules[m]; m++) { | |
3852 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
3853 continue; | |
3854 } | |
3855 | |
3856 module = ngx_modules[m]->ctx; | |
3857 | |
884 | 3858 if (module->create_srv_conf) { |
3859 mconf = module->create_srv_conf(cf); | |
3860 if (mconf == NULL) { | |
3861 return NGX_CONF_ERROR; | |
3862 } | |
3863 | |
3864 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
3865 } | |
3866 | |
651 | 3867 if (module->create_loc_conf) { |
3868 mconf = module->create_loc_conf(cf); | |
3869 if (mconf == NULL) { | |
3870 return NGX_CONF_ERROR; | |
3871 } | |
3872 | |
3873 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
3874 } | |
3875 } | |
3876 | |
3877 | |
3878 /* parse inside upstream{} */ | |
3879 | |
3880 pcf = *cf; | |
3881 cf->ctx = ctx; | |
3882 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
3883 | |
3884 rv = ngx_conf_parse(cf, NULL); | |
3885 | |
3886 *cf = pcf; | |
3887 | |
3888 if (rv != NGX_CONF_OK) { | |
3889 return rv; | |
3890 } | |
3891 | |
3892 if (uscf->servers == NULL) { | |
3893 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
3894 "no servers are inside upstream"); | |
3895 return NGX_CONF_ERROR; | |
3896 } | |
3897 | |
3898 return rv; | |
3899 } | |
3900 | |
3901 | |
3902 static char * | |
3903 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
3904 { | |
3905 ngx_http_upstream_srv_conf_t *uscf = conf; | |
3906 | |
884 | 3907 time_t fail_timeout; |
3908 ngx_str_t *value, s; | |
3909 ngx_url_t u; | |
3910 ngx_int_t weight, max_fails; | |
3911 ngx_uint_t i; | |
3912 ngx_http_upstream_server_t *us; | |
651 | 3913 |
3914 if (uscf->servers == NULL) { | |
884 | 3915 uscf->servers = ngx_array_create(cf->pool, 4, |
3916 sizeof(ngx_http_upstream_server_t)); | |
651 | 3917 if (uscf->servers == NULL) { |
3918 return NGX_CONF_ERROR; | |
3919 } | |
3920 } | |
3921 | |
884 | 3922 us = ngx_array_push(uscf->servers); |
3923 if (us == NULL) { | |
651 | 3924 return NGX_CONF_ERROR; |
3925 } | |
3926 | |
884 | 3927 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
3928 | |
651 | 3929 value = cf->args->elts; |
3930 | |
3931 ngx_memzero(&u, sizeof(ngx_url_t)); | |
3932 | |
3933 u.url = value[1]; | |
906 | 3934 u.default_port = 80; |
651 | 3935 |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
3936 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
651 | 3937 if (u.err) { |
3938 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
3939 "%s in upstream \"%V\"", u.err, &u.url); | |
3940 } | |
3941 | |
3942 return NGX_CONF_ERROR; | |
3943 } | |
3944 | |
663 | 3945 weight = 1; |
884 | 3946 max_fails = 1; |
3947 fail_timeout = 10; | |
3948 | |
3949 for (i = 2; i < cf->args->nelts; i++) { | |
3950 | |
3951 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
3952 | |
3953 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
3954 goto invalid; | |
3955 } | |
3956 | |
3957 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
663 | 3958 |
3959 if (weight == NGX_ERROR || weight == 0) { | |
3960 goto invalid; | |
3961 } | |
3962 | |
884 | 3963 continue; |
3964 } | |
3965 | |
3966 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
3967 | |
3968 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
3969 goto invalid; | |
3970 } | |
3971 | |
3972 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
3973 | |
3974 if (max_fails == NGX_ERROR) { | |
3975 goto invalid; | |
3976 } | |
3977 | |
3978 continue; | |
663 | 3979 } |
884 | 3980 |
3981 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
3982 | |
3983 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
3984 goto invalid; | |
3985 } | |
3986 | |
3987 s.len = value[i].len - 13; | |
3988 s.data = &value[i].data[13]; | |
3989 | |
3990 fail_timeout = ngx_parse_time(&s, 1); | |
3991 | |
1973 | 3992 if (fail_timeout == NGX_ERROR) { |
884 | 3993 goto invalid; |
3994 } | |
3995 | |
3996 continue; | |
3997 } | |
3998 | |
1378 | 3999 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
4000 | |
4001 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
4002 goto invalid; | |
4003 } | |
4004 | |
4005 us->backup = 1; | |
4006 | |
4007 continue; | |
4008 } | |
4009 | |
884 | 4010 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
4011 | |
4012 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
4013 goto invalid; | |
4014 } | |
4015 | |
4016 us->down = 1; | |
4017 | |
4018 continue; | |
4019 } | |
4020 | |
4021 goto invalid; | |
663 | 4022 } |
4023 | |
884 | 4024 us->addrs = u.addrs; |
4025 us->naddrs = u.naddrs; | |
4026 us->weight = weight; | |
4027 us->max_fails = max_fails; | |
4028 us->fail_timeout = fail_timeout; | |
651 | 4029 |
4030 return NGX_CONF_OK; | |
663 | 4031 |
4032 invalid: | |
4033 | |
884 | 4034 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4035 "invalid parameter \"%V\"", &value[i]); | |
663 | 4036 |
4037 return NGX_CONF_ERROR; | |
651 | 4038 } |
4039 | |
4040 | |
4041 ngx_http_upstream_srv_conf_t * | |
884 | 4042 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
651 | 4043 { |
4044 ngx_uint_t i; | |
884 | 4045 ngx_http_upstream_server_t *us; |
651 | 4046 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
4047 ngx_http_upstream_main_conf_t *umcf; | |
4048 | |
884 | 4049 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
4050 | |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4051 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
651 | 4052 if (u->err) { |
4053 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4054 "%s in upstream \"%V\"", u->err, &u->url); | |
4055 } | |
4056 | |
4057 return NULL; | |
4058 } | |
4059 } | |
4060 | |
4061 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
4062 | |
4063 uscfp = umcf->upstreams.elts; | |
4064 | |
4065 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
906 | 4066 |
4067 if (uscfp[i]->host.len != u->host.len | |
884 | 4068 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
4069 != 0) | |
4070 { | |
651 | 4071 continue; |
4072 } | |
4073 | |
884 | 4074 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
4075 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
651 | 4076 { |
884 | 4077 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4078 "duplicate upstream \"%V\"", &u->host); | |
4079 return NULL; | |
651 | 4080 } |
884 | 4081 |
906 | 4082 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
884 | 4083 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
906 | 4084 "upstream \"%V\" may not have port %d", |
4085 &u->host, u->port); | |
4086 return NULL; | |
4087 } | |
4088 | |
4089 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
4090 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
4091 "upstream \"%V\" may not have port %d in %s:%ui", | |
4092 &u->host, uscfp[i]->port, | |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4093 uscfp[i]->file_name, uscfp[i]->line); |
906 | 4094 return NULL; |
4095 } | |
4096 | |
4097 if (uscfp[i]->port != u->port) { | |
4098 continue; | |
884 | 4099 } |
4100 | |
1340 | 4101 if (uscfp[i]->default_port && u->default_port |
4102 && uscfp[i]->default_port != u->default_port) | |
4103 { | |
4104 continue; | |
4105 } | |
4106 | |
884 | 4107 return uscfp[i]; |
651 | 4108 } |
4109 | |
4110 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
4111 if (uscf == NULL) { | |
4112 return NULL; | |
4113 } | |
4114 | |
884 | 4115 uscf->flags = flags; |
651 | 4116 uscf->host = u->host; |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4117 uscf->file_name = cf->conf_file->file.name.data; |
651 | 4118 uscf->line = cf->conf_file->line; |
906 | 4119 uscf->port = u->port; |
4120 uscf->default_port = u->default_port; | |
884 | 4121 |
4122 if (u->naddrs == 1) { | |
4123 uscf->servers = ngx_array_create(cf->pool, 1, | |
4124 sizeof(ngx_http_upstream_server_t)); | |
4125 if (uscf->servers == NULL) { | |
4126 return NGX_CONF_ERROR; | |
4127 } | |
4128 | |
4129 us = ngx_array_push(uscf->servers); | |
4130 if (us == NULL) { | |
4131 return NGX_CONF_ERROR; | |
4132 } | |
4133 | |
4134 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
4135 | |
4136 us->addrs = u->addrs; | |
4137 us->naddrs = u->naddrs; | |
4138 } | |
651 | 4139 |
4140 uscfp = ngx_array_push(&umcf->upstreams); | |
4141 if (uscfp == NULL) { | |
4142 return NULL; | |
4143 } | |
4144 | |
4145 *uscfp = uscf; | |
4146 | |
4147 return uscf; | |
4148 } | |
4149 | |
4150 | |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4151 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
|
4152 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
|
4153 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
|
4154 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
|
4155 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4156 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
|
4157 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
|
4158 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
|
4159 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
|
4160 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4161 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
|
4162 && 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
|
4163 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4164 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
|
4165 |
2944
f892042956e3
merge r2895, r2896, r2926, r2927, r2928, r2930, and r2936:
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4166 if (conf->hide_headers_hash.buckets |
2961 | 4167 #if (NGX_HTTP_CACHE) |
4168 && ((conf->cache == NULL) == (prev->cache == NULL)) | |
4169 #endif | |
4170 ) | |
2944
f892042956e3
merge r2895, r2896, r2926, r2927, r2928, r2930, and r2936:
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4171 { |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4172 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
|
4173 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4174 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4175 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
|
4176 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
|
4177 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4178 } else { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4179 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
|
4180 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
|
4181 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4182 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4183 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
|
4184 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
|
4185 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4186 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4187 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4188 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
|
4189 != NGX_OK) |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4190 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4191 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
|
4192 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4193 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4194 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
|
4195 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
|
4196 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
|
4197 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
|
4198 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4199 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4200 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
|
4201 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
|
4202 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
|
4203 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4204 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4205 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
|
4206 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4207 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
|
4208 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4209 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
|
4210 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4211 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
|
4212 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4213 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
|
4214 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
|
4215 goto exist; |
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 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4218 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4219 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
|
4220 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
|
4221 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
|
4222 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4223 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4224 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
|
4225 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
|
4226 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
|
4227 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4228 exist: |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4229 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4230 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4231 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4232 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4233 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4234 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
|
4235 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4236 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
|
4237 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
|
4238 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4239 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
|
4240 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
|
4241 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4242 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
|
4243 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4244 } |
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 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
|
4247 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
|
4248 break; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4249 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4250 } |
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 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4254 hash->hash = &conf->hide_headers_hash; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4255 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
|
4256 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
|
4257 hash->temp_pool = NULL; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4258 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4259 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
|
4260 } |
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 |
509 | 4263 static void * |
4264 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
4265 { | |
4266 ngx_http_upstream_main_conf_t *umcf; | |
4267 | |
4268 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
4269 if (umcf == NULL) { | |
4270 return NULL; | |
4271 } | |
4272 | |
651 | 4273 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
4274 sizeof(ngx_http_upstream_srv_conf_t *)) | |
4275 != NGX_OK) | |
4276 { | |
4277 return NGX_CONF_ERROR; | |
4278 } | |
4279 | |
509 | 4280 return umcf; |
4281 } | |
4282 | |
4283 | |
4284 static char * | |
651 | 4285 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
509 | 4286 { |
4287 ngx_http_upstream_main_conf_t *umcf = conf; | |
4288 | |
651 | 4289 ngx_uint_t i; |
4290 ngx_array_t headers_in; | |
4291 ngx_hash_key_t *hk; | |
4292 ngx_hash_init_t hash; | |
884 | 4293 ngx_http_upstream_init_pt init; |
651 | 4294 ngx_http_upstream_header_t *header; |
4295 ngx_http_upstream_srv_conf_t **uscfp; | |
4296 | |
4297 uscfp = umcf->upstreams.elts; | |
4298 | |
4299 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
884 | 4300 |
4301 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
4302 ngx_http_upstream_init_round_robin; | |
4303 | |
4304 if (init(cf, uscfp[i]) != NGX_OK) { | |
651 | 4305 return NGX_CONF_ERROR; |
4306 } | |
4307 } | |
649 | 4308 |
663 | 4309 |
884 | 4310 /* upstream_headers_in_hash */ |
4311 | |
649 | 4312 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
4313 != NGX_OK) | |
509 | 4314 { |
4315 return NGX_CONF_ERROR; | |
4316 } | |
4317 | |
649 | 4318 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
4319 hk = ngx_array_push(&headers_in); | |
4320 if (hk == NULL) { | |
4321 return NGX_CONF_ERROR; | |
4322 } | |
4323 | |
4324 hk->key = header->name; | |
4325 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
4326 hk->value = header; | |
4327 } | |
4328 | |
4329 hash.hash = &umcf->headers_in_hash; | |
4330 hash.key = ngx_hash_key_lc; | |
4331 hash.max_size = 512; | |
751
bae59a740c40
align hash bucket size to cache line
Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4332 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
649 | 4333 hash.name = "upstream_headers_in_hash"; |
4334 hash.pool = cf->pool; | |
4335 hash.temp_pool = NULL; | |
4336 | |
4337 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
4338 return NGX_CONF_ERROR; | |
4339 } | |
509 | 4340 |
4341 return NGX_CONF_OK; | |
4342 } |