Mercurial > hg > nginx
annotate src/http/ngx_http_upstream.c @ 4460:6299d1c4dbb4
Upstream: fixed "too big header" check.
If header filter postponed processing of a header by returning NGX_AGAIN
and not moved u->buffer->pos, previous check incorrectly assumed there
is additional space and did another recv() with zero-size buffer. This
resulted in "upstream prematurely closed connection" error instead
of correct "upstream sent too big header" one.
Patch by Feibo Li.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Fri, 10 Feb 2012 14:31:04 +0000 |
parents | d620f497c50f |
children | 7bf3b68239a3 |
rev | line source |
---|---|
479 | 1 |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4412 | 4 * Copyright (C) Nginx, Inc. |
479 | 5 */ |
6 | |
7 | |
8 #include <ngx_config.h> | |
9 #include <ngx_core.h> | |
10 #include <ngx_http.h> | |
11 | |
12 | |
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13 #if (NGX_HTTP_CACHE) |
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14 static ngx_int_t ngx_http_upstream_cache(ngx_http_request_t *r, |
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15 ngx_http_upstream_t *u); |
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16 static ngx_int_t ngx_http_upstream_cache_send(ngx_http_request_t *r, |
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17 ngx_http_upstream_t *u); |
2952 | 18 static ngx_int_t ngx_http_upstream_cache_status(ngx_http_request_t *r, |
19 ngx_http_variable_value_t *v, uintptr_t data); | |
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20 #endif |
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21 |
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22 static void ngx_http_upstream_init_request(ngx_http_request_t *r); |
1658 | 23 static void ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx); |
509 | 24 static void ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r); |
25 static void ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r); | |
26 static void ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
27 ngx_event_t *ev); | |
479 | 28 static void ngx_http_upstream_connect(ngx_http_request_t *r, |
487 | 29 ngx_http_upstream_t *u); |
509 | 30 static ngx_int_t ngx_http_upstream_reinit(ngx_http_request_t *r, |
487 | 31 ngx_http_upstream_t *u); |
479 | 32 static void ngx_http_upstream_send_request(ngx_http_request_t *r, |
487 | 33 ngx_http_upstream_t *u); |
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34 static void ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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35 ngx_http_upstream_t *u); |
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36 static void ngx_http_upstream_process_header(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_test_next(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_intercept_errors(ngx_http_request_t *r, |
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41 ngx_http_upstream_t *u); |
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42 static ngx_int_t ngx_http_upstream_test_connect(ngx_connection_t *c); |
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43 static ngx_int_t ngx_http_upstream_process_headers(ngx_http_request_t *r, |
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44 ngx_http_upstream_t *u); |
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45 static void ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
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46 ngx_http_upstream_t *u); |
479 | 47 static void ngx_http_upstream_send_response(ngx_http_request_t *r, |
487 | 48 ngx_http_upstream_t *u); |
581 | 49 static void |
50 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r); | |
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51 static void |
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52 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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53 ngx_http_upstream_t *u); |
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54 static void |
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55 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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56 ngx_uint_t do_write); |
581 | 57 static ngx_int_t ngx_http_upstream_non_buffered_filter_init(void *data); |
58 static ngx_int_t ngx_http_upstream_non_buffered_filter(void *data, | |
59 ssize_t bytes); | |
509 | 60 static void ngx_http_upstream_process_downstream(ngx_http_request_t *r); |
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61 static void ngx_http_upstream_process_upstream(ngx_http_request_t *r, |
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62 ngx_http_upstream_t *u); |
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63 static void ngx_http_upstream_process_request(ngx_http_request_t *r); |
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64 static void ngx_http_upstream_store(ngx_http_request_t *r, |
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65 ngx_http_upstream_t *u); |
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66 static void ngx_http_upstream_dummy_handler(ngx_http_request_t *r, |
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67 ngx_http_upstream_t *u); |
479 | 68 static void ngx_http_upstream_next(ngx_http_request_t *r, |
487 | 69 ngx_http_upstream_t *u, ngx_uint_t ft_type); |
569 | 70 static void ngx_http_upstream_cleanup(void *data); |
479 | 71 static void ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
487 | 72 ngx_http_upstream_t *u, ngx_int_t rc); |
479 | 73 |
509 | 74 static ngx_int_t ngx_http_upstream_process_header_line(ngx_http_request_t *r, |
75 ngx_table_elt_t *h, ngx_uint_t offset); | |
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76 static ngx_int_t ngx_http_upstream_process_content_length(ngx_http_request_t *r, |
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77 ngx_table_elt_t *h, ngx_uint_t offset); |
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78 static ngx_int_t ngx_http_upstream_process_set_cookie(ngx_http_request_t *r, |
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79 ngx_table_elt_t *h, ngx_uint_t offset); |
509 | 80 static ngx_int_t |
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81 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 82 ngx_table_elt_t *h, ngx_uint_t offset); |
83 static ngx_int_t ngx_http_upstream_ignore_header_line(ngx_http_request_t *r, | |
84 ngx_table_elt_t *h, ngx_uint_t offset); | |
2666 | 85 static ngx_int_t ngx_http_upstream_process_expires(ngx_http_request_t *r, |
86 ngx_table_elt_t *h, ngx_uint_t offset); | |
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87 static ngx_int_t ngx_http_upstream_process_accel_expires(ngx_http_request_t *r, |
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88 ngx_table_elt_t *h, ngx_uint_t offset); |
527 | 89 static ngx_int_t ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, |
90 ngx_table_elt_t *h, ngx_uint_t offset); | |
649 | 91 static ngx_int_t ngx_http_upstream_process_buffering(ngx_http_request_t *r, |
509 | 92 ngx_table_elt_t *h, ngx_uint_t offset); |
657 | 93 static ngx_int_t ngx_http_upstream_process_charset(ngx_http_request_t *r, |
94 ngx_table_elt_t *h, ngx_uint_t offset); | |
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95 static ngx_int_t ngx_http_upstream_process_connection(ngx_http_request_t *r, |
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96 ngx_table_elt_t *h, ngx_uint_t offset); |
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97 static ngx_int_t |
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98 ngx_http_upstream_process_transfer_encoding(ngx_http_request_t *r, |
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99 ngx_table_elt_t *h, ngx_uint_t offset); |
649 | 100 static ngx_int_t ngx_http_upstream_copy_header_line(ngx_http_request_t *r, |
509 | 101 ngx_table_elt_t *h, ngx_uint_t offset); |
102 static ngx_int_t | |
103 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
104 ngx_table_elt_t *h, ngx_uint_t offset); | |
105 static ngx_int_t ngx_http_upstream_copy_content_type(ngx_http_request_t *r, | |
106 ngx_table_elt_t *h, ngx_uint_t offset); | |
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107 static ngx_int_t ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, |
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108 ngx_table_elt_t *h, ngx_uint_t offset); |
509 | 109 static ngx_int_t ngx_http_upstream_rewrite_location(ngx_http_request_t *r, |
110 ngx_table_elt_t *h, ngx_uint_t offset); | |
111 static ngx_int_t ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, | |
112 ngx_table_elt_t *h, ngx_uint_t offset); | |
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113 static ngx_int_t ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
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114 ngx_table_elt_t *h, ngx_uint_t offset); |
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115 |
509 | 116 #if (NGX_HTTP_GZIP) |
117 static ngx_int_t ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
118 ngx_table_elt_t *h, ngx_uint_t offset); | |
119 #endif | |
120 | |
573 | 121 static ngx_int_t ngx_http_upstream_add_variables(ngx_conf_t *cf); |
1181 | 122 static ngx_int_t ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
123 ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 124 static ngx_int_t ngx_http_upstream_status_variable(ngx_http_request_t *r, |
125 ngx_http_variable_value_t *v, uintptr_t data); | |
126 static ngx_int_t ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
127 ngx_http_variable_value_t *v, uintptr_t data); | |
2402 | 128 static ngx_int_t ngx_http_upstream_response_length_variable( |
129 ngx_http_request_t *r, ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 130 |
651 | 131 static char *ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy); |
132 static char *ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, | |
133 void *conf); | |
134 | |
509 | 135 static void *ngx_http_upstream_create_main_conf(ngx_conf_t *cf); |
651 | 136 static char *ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf); |
509 | 137 |
577 | 138 #if (NGX_HTTP_SSL) |
591 | 139 static void ngx_http_upstream_ssl_init_connection(ngx_http_request_t *, |
140 ngx_http_upstream_t *u, ngx_connection_t *c); | |
577 | 141 static void ngx_http_upstream_ssl_handshake(ngx_connection_t *c); |
142 #endif | |
143 | |
509 | 144 |
145 ngx_http_upstream_header_t ngx_http_upstream_headers_in[] = { | |
146 | |
147 { ngx_string("Status"), | |
148 ngx_http_upstream_process_header_line, | |
149 offsetof(ngx_http_upstream_headers_in_t, status), | |
649 | 150 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 151 |
152 { ngx_string("Content-Type"), | |
153 ngx_http_upstream_process_header_line, | |
154 offsetof(ngx_http_upstream_headers_in_t, content_type), | |
673 | 155 ngx_http_upstream_copy_content_type, 0, 1 }, |
509 | 156 |
157 { ngx_string("Content-Length"), | |
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158 ngx_http_upstream_process_content_length, |
509 | 159 offsetof(ngx_http_upstream_headers_in_t, content_length), |
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160 ngx_http_upstream_ignore_header_line, 0, 0 }, |
509 | 161 |
162 { ngx_string("Date"), | |
163 ngx_http_upstream_process_header_line, | |
164 offsetof(ngx_http_upstream_headers_in_t, date), | |
649 | 165 ngx_http_upstream_copy_header_line, |
166 offsetof(ngx_http_headers_out_t, date), 0 }, | |
509 | 167 |
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168 { ngx_string("Last-Modified"), |
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169 ngx_http_upstream_process_header_line, |
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170 offsetof(ngx_http_upstream_headers_in_t, last_modified), |
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171 ngx_http_upstream_copy_last_modified, 0, 0 }, |
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172 |
3037 | 173 { ngx_string("ETag"), |
174 ngx_http_upstream_process_header_line, | |
175 offsetof(ngx_http_upstream_headers_in_t, etag), | |
176 ngx_http_upstream_copy_header_line, | |
177 offsetof(ngx_http_headers_out_t, etag), 0 }, | |
178 | |
509 | 179 { ngx_string("Server"), |
180 ngx_http_upstream_process_header_line, | |
181 offsetof(ngx_http_upstream_headers_in_t, server), | |
649 | 182 ngx_http_upstream_copy_header_line, |
183 offsetof(ngx_http_headers_out_t, server), 0 }, | |
509 | 184 |
529 | 185 { ngx_string("WWW-Authenticate"), |
186 ngx_http_upstream_process_header_line, | |
187 offsetof(ngx_http_upstream_headers_in_t, www_authenticate), | |
188 ngx_http_upstream_copy_header_line, 0, 0 }, | |
189 | |
509 | 190 { ngx_string("Location"), |
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191 ngx_http_upstream_process_header_line, |
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192 offsetof(ngx_http_upstream_headers_in_t, location), |
515 | 193 ngx_http_upstream_rewrite_location, 0, 0 }, |
509 | 194 |
195 { ngx_string("Refresh"), | |
196 ngx_http_upstream_ignore_header_line, 0, | |
515 | 197 ngx_http_upstream_rewrite_refresh, 0, 0 }, |
198 | |
199 { ngx_string("Set-Cookie"), | |
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200 ngx_http_upstream_process_set_cookie, 0, |
531 | 201 ngx_http_upstream_copy_header_line, 0, 1 }, |
202 | |
203 { ngx_string("Content-Disposition"), | |
204 ngx_http_upstream_ignore_header_line, 0, | |
205 ngx_http_upstream_copy_header_line, 0, 1 }, | |
509 | 206 |
207 { ngx_string("Cache-Control"), | |
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208 ngx_http_upstream_process_cache_control, 0, |
509 | 209 ngx_http_upstream_copy_multi_header_lines, |
515 | 210 offsetof(ngx_http_headers_out_t, cache_control), 1 }, |
509 | 211 |
573 | 212 { ngx_string("Expires"), |
2666 | 213 ngx_http_upstream_process_expires, 0, |
573 | 214 ngx_http_upstream_copy_header_line, |
215 offsetof(ngx_http_headers_out_t, expires), 1 }, | |
216 | |
577 | 217 { ngx_string("Accept-Ranges"), |
218 ngx_http_upstream_process_header_line, | |
219 offsetof(ngx_http_upstream_headers_in_t, accept_ranges), | |
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220 ngx_http_upstream_copy_allow_ranges, |
577 | 221 offsetof(ngx_http_headers_out_t, accept_ranges), 1 }, |
222 | |
509 | 223 { ngx_string("Connection"), |
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224 ngx_http_upstream_process_connection, 0, |
515 | 225 ngx_http_upstream_ignore_header_line, 0, 0 }, |
509 | 226 |
641 | 227 { ngx_string("Keep-Alive"), |
228 ngx_http_upstream_ignore_header_line, 0, | |
229 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
230 | |
509 | 231 { ngx_string("X-Powered-By"), |
232 ngx_http_upstream_ignore_header_line, 0, | |
649 | 233 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 234 |
235 { ngx_string("X-Accel-Expires"), | |
2664 | 236 ngx_http_upstream_process_accel_expires, 0, |
649 | 237 ngx_http_upstream_copy_header_line, 0, 0 }, |
515 | 238 |
239 { ngx_string("X-Accel-Redirect"), | |
240 ngx_http_upstream_process_header_line, | |
241 offsetof(ngx_http_upstream_headers_in_t, x_accel_redirect), | |
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242 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 243 |
527 | 244 { ngx_string("X-Accel-Limit-Rate"), |
245 ngx_http_upstream_process_limit_rate, 0, | |
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246 ngx_http_upstream_copy_header_line, 0, 0 }, |
527 | 247 |
649 | 248 { ngx_string("X-Accel-Buffering"), |
249 ngx_http_upstream_process_buffering, 0, | |
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250 ngx_http_upstream_copy_header_line, 0, 0 }, |
649 | 251 |
657 | 252 { ngx_string("X-Accel-Charset"), |
253 ngx_http_upstream_process_charset, 0, | |
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254 ngx_http_upstream_copy_header_line, 0, 0 }, |
657 | 255 |
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256 { ngx_string("Transfer-Encoding"), |
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257 ngx_http_upstream_process_transfer_encoding, 0, |
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258 ngx_http_upstream_ignore_header_line, 0, 0 }, |
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259 |
509 | 260 #if (NGX_HTTP_GZIP) |
261 { ngx_string("Content-Encoding"), | |
262 ngx_http_upstream_process_header_line, | |
263 offsetof(ngx_http_upstream_headers_in_t, content_encoding), | |
515 | 264 ngx_http_upstream_copy_content_encoding, 0, 0 }, |
509 | 265 #endif |
266 | |
515 | 267 { ngx_null_string, NULL, 0, NULL, 0, 0 } |
509 | 268 }; |
479 | 269 |
270 | |
651 | 271 static ngx_command_t ngx_http_upstream_commands[] = { |
272 | |
273 { ngx_string("upstream"), | |
274 NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1, | |
275 ngx_http_upstream, | |
276 0, | |
277 0, | |
278 NULL }, | |
279 | |
280 { ngx_string("server"), | |
884 | 281 NGX_HTTP_UPS_CONF|NGX_CONF_1MORE, |
651 | 282 ngx_http_upstream_server, |
283 NGX_HTTP_SRV_CONF_OFFSET, | |
284 0, | |
285 NULL }, | |
286 | |
287 ngx_null_command | |
288 }; | |
289 | |
290 | |
291 static ngx_http_module_t ngx_http_upstream_module_ctx = { | |
573 | 292 ngx_http_upstream_add_variables, /* preconfiguration */ |
509 | 293 NULL, /* postconfiguration */ |
294 | |
295 ngx_http_upstream_create_main_conf, /* create main configuration */ | |
651 | 296 ngx_http_upstream_init_main_conf, /* init main configuration */ |
479 | 297 |
298 NULL, /* create server configuration */ | |
299 NULL, /* merge server configuration */ | |
300 | |
301 NULL, /* create location configuration */ | |
302 NULL /* merge location configuration */ | |
303 }; | |
577 | 304 |
479 | 305 |
306 ngx_module_t ngx_http_upstream_module = { | |
509 | 307 NGX_MODULE_V1, |
479 | 308 &ngx_http_upstream_module_ctx, /* module context */ |
651 | 309 ngx_http_upstream_commands, /* module directives */ |
479 | 310 NGX_HTTP_MODULE, /* module type */ |
541 | 311 NULL, /* init master */ |
479 | 312 NULL, /* init module */ |
541 | 313 NULL, /* init process */ |
314 NULL, /* init thread */ | |
315 NULL, /* exit thread */ | |
316 NULL, /* exit process */ | |
317 NULL, /* exit master */ | |
318 NGX_MODULE_V1_PADDING | |
479 | 319 }; |
320 | |
321 | |
573 | 322 static ngx_http_variable_t ngx_http_upstream_vars[] = { |
323 | |
1181 | 324 { ngx_string("upstream_addr"), NULL, |
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325 ngx_http_upstream_addr_variable, 0, |
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326 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
1181 | 327 |
637 | 328 { ngx_string("upstream_status"), NULL, |
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329 ngx_http_upstream_status_variable, 0, |
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330 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 331 |
637 | 332 { ngx_string("upstream_response_time"), NULL, |
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333 ngx_http_upstream_response_time_variable, 0, |
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334 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 335 |
2402 | 336 { ngx_string("upstream_response_length"), NULL, |
337 ngx_http_upstream_response_length_variable, 0, | |
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338 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
2402 | 339 |
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340 #if (NGX_HTTP_CACHE) |
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341 |
2952 | 342 { ngx_string("upstream_cache_status"), NULL, |
343 ngx_http_upstream_cache_status, 0, | |
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344 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
2952 | 345 |
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346 #endif |
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347 |
637 | 348 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
573 | 349 }; |
350 | |
351 | |
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352 static ngx_http_upstream_next_t ngx_http_upstream_next_errors[] = { |
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353 { 500, NGX_HTTP_UPSTREAM_FT_HTTP_500 }, |
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354 { 502, NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
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355 { 503, NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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356 { 504, NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
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357 { 404, NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
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358 { 0, 0 } |
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359 }; |
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360 |
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361 |
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362 ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[] = { |
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363 { ngx_string("GET"), NGX_HTTP_GET}, |
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364 { ngx_string("HEAD"), NGX_HTTP_HEAD }, |
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365 { ngx_string("POST"), NGX_HTTP_POST }, |
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366 { ngx_null_string, 0 } |
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367 }; |
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368 |
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369 |
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370 ngx_conf_bitmask_t ngx_http_upstream_ignore_headers_masks[] = { |
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371 { ngx_string("X-Accel-Redirect"), NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT }, |
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372 { ngx_string("X-Accel-Expires"), NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES }, |
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373 { ngx_string("X-Accel-Limit-Rate"), NGX_HTTP_UPSTREAM_IGN_XA_LIMIT_RATE }, |
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374 { ngx_string("X-Accel-Buffering"), NGX_HTTP_UPSTREAM_IGN_XA_BUFFERING }, |
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375 { ngx_string("X-Accel-Charset"), NGX_HTTP_UPSTREAM_IGN_XA_CHARSET }, |
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376 { ngx_string("Expires"), NGX_HTTP_UPSTREAM_IGN_EXPIRES }, |
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377 { ngx_string("Cache-Control"), NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL }, |
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378 { ngx_string("Set-Cookie"), NGX_HTTP_UPSTREAM_IGN_SET_COOKIE }, |
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379 { ngx_null_string, 0 } |
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380 }; |
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381 |
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382 |
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383 ngx_int_t |
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384 ngx_http_upstream_create(ngx_http_request_t *r) |
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385 { |
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386 ngx_http_upstream_t *u; |
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387 |
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388 u = r->upstream; |
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389 |
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390 if (u && u->cleanup) { |
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391 r->main->count++; |
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392 ngx_http_upstream_cleanup(r); |
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393 } |
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394 |
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395 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
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396 if (u == NULL) { |
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397 return NGX_ERROR; |
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398 } |
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399 |
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400 r->upstream = u; |
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401 |
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402 u->peer.log = r->connection->log; |
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403 u->peer.log_error = NGX_ERROR_ERR; |
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404 #if (NGX_THREADS) |
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405 u->peer.lock = &r->connection->lock; |
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406 #endif |
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407 |
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408 #if (NGX_HTTP_CACHE) |
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409 r->cache = NULL; |
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410 #endif |
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do not create cache key in AIO invocation
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diff
changeset
|
411 |
4117
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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diff
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|
412 u->headers_in.content_length_n = -1; |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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diff
changeset
|
413 |
3006
95972b9e790b
ngx_http_upstream_create() to cleanup the previous upstream after
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parents:
3004
diff
changeset
|
414 return NGX_OK; |
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parents:
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diff
changeset
|
415 } |
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ngx_http_upstream_create() to cleanup the previous upstream after
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parents:
3004
diff
changeset
|
416 |
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ngx_http_upstream_create() to cleanup the previous upstream after
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diff
changeset
|
417 |
487 | 418 void |
419 ngx_http_upstream_init(ngx_http_request_t *r) | |
479 | 420 { |
3052
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parents:
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diff
changeset
|
421 ngx_connection_t *c; |
479 | 422 |
423 c = r->connection; | |
424 | |
425 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
426 "http init upstream, client timer: %d", c->read->timer_set); | |
427 | |
428 if (c->read->timer_set) { | |
429 ngx_del_timer(c->read); | |
430 } | |
431 | |
432 if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { | |
433 | |
434 if (!c->write->active) { | |
531 | 435 if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) |
436 == NGX_ERROR) | |
479 | 437 { |
438 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
439 return; | |
440 } | |
441 } | |
442 } | |
443 | |
3052
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diff
changeset
|
444 ngx_http_upstream_init_request(r); |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
445 } |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
446 |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
447 |
6060225e9261
FreeBSD and Linux AIO support
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diff
changeset
|
448 static void |
6060225e9261
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diff
changeset
|
449 ngx_http_upstream_init_request(ngx_http_request_t *r) |
6060225e9261
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parents:
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diff
changeset
|
450 { |
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diff
changeset
|
451 ngx_str_t *host; |
6060225e9261
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diff
changeset
|
452 ngx_uint_t i; |
6060225e9261
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diff
changeset
|
453 ngx_resolver_ctx_t *ctx, temp; |
6060225e9261
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diff
changeset
|
454 ngx_http_cleanup_t *cln; |
6060225e9261
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diff
changeset
|
455 ngx_http_upstream_t *u; |
6060225e9261
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parents:
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diff
changeset
|
456 ngx_http_core_loc_conf_t *clcf; |
6060225e9261
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parents:
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diff
changeset
|
457 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
6060225e9261
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parents:
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diff
changeset
|
458 ngx_http_upstream_main_conf_t *umcf; |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
459 |
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diff
changeset
|
460 if (r->aio) { |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
461 return; |
537 | 462 } |
509 | 463 |
3052
6060225e9261
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diff
changeset
|
464 u = r->upstream; |
6060225e9261
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diff
changeset
|
465 |
2592
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
466 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
467 |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
468 if (u->conf->cache) { |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
469 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
470 |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
471 rc = ngx_http_upstream_cache(r, u); |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
472 |
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
473 if (rc == NGX_BUSY) { |
3052
6060225e9261
FreeBSD and Linux AIO support
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diff
changeset
|
474 r->write_event_handler = ngx_http_upstream_init_request; |
6060225e9261
FreeBSD and Linux AIO support
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diff
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|
475 return; |
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diff
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|
476 } |
6060225e9261
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diff
changeset
|
477 |
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
478 r->write_event_handler = ngx_http_request_empty_handler; |
92b6cfaa3c27
fix sending a cached file using AIO
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parents:
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diff
changeset
|
479 |
2592
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a prelimiary proxy cache support
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changeset
|
480 if (rc == NGX_DONE) { |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
481 return; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
482 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
483 |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
484 if (rc != NGX_DECLINED) { |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
485 ngx_http_finalize_request(r, rc); |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
486 return; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
487 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
488 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
489 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
490 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
491 |
3052
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FreeBSD and Linux AIO support
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diff
changeset
|
492 u->store = (u->conf->store || u->conf->store_lengths); |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
493 |
6060225e9261
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diff
changeset
|
494 if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { |
6060225e9261
FreeBSD and Linux AIO support
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parents:
3050
diff
changeset
|
495 r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; |
6060225e9261
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parents:
3050
diff
changeset
|
496 r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
497 } |
6060225e9261
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3050
diff
changeset
|
498 |
6060225e9261
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3050
diff
changeset
|
499 if (r->request_body) { |
6060225e9261
FreeBSD and Linux AIO support
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parents:
3050
diff
changeset
|
500 u->request_bufs = r->request_body->bufs; |
6060225e9261
FreeBSD and Linux AIO support
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parents:
3050
diff
changeset
|
501 } |
6060225e9261
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diff
changeset
|
502 |
537 | 503 if (u->create_request(r) != NGX_OK) { |
479 | 504 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
505 return; | |
506 } | |
507 | |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
508 u->peer.local = u->conf->local; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
509 |
509 | 510 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
479 | 511 |
3053 | 512 u->output.alignment = clcf->directio_alignment; |
479 | 513 u->output.pool = r->pool; |
514 u->output.bufs.num = 1; | |
509 | 515 u->output.bufs.size = clcf->client_body_buffer_size; |
479 | 516 u->output.output_filter = ngx_chain_writer; |
517 u->output.filter_ctx = &u->writer; | |
518 | |
519 u->writer.pool = r->pool; | |
520 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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parents:
1166
diff
changeset
|
521 if (r->upstream_states == NULL) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
522 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
523 r->upstream_states = ngx_array_create(r->pool, 1, |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
524 sizeof(ngx_http_upstream_state_t)); |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
525 if (r->upstream_states == NULL) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
526 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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parents:
1166
diff
changeset
|
527 return; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
528 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
529 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
530 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
531 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
532 u->state = ngx_array_push(r->upstream_states); |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
533 if (u->state == NULL) { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
534 ngx_http_upstream_finalize_request(r, u, |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
535 NGX_HTTP_INTERNAL_SERVER_ERROR); |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
536 return; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
537 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
538 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
539 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); |
479 | 540 } |
541 | |
593 | 542 cln = ngx_http_cleanup_add(r, 0); |
569 | 543 if (cln == NULL) { |
544 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
545 return; | |
546 } | |
547 | |
548 cln->handler = ngx_http_upstream_cleanup; | |
549 cln->data = r; | |
550 u->cleanup = &cln->handler; | |
551 | |
1658 | 552 if (u->resolved == NULL) { |
553 | |
554 uscf = u->conf->upstream; | |
555 | |
556 } else { | |
557 | |
2422
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
558 if (u->resolved->sockaddr) { |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
559 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
560 if (ngx_http_upstream_create_round_robin_peer(r, u->resolved) |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
561 != NGX_OK) |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
562 { |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
563 ngx_http_upstream_finalize_request(r, u, |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
564 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2422
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
565 return; |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
566 } |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
567 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
568 ngx_http_upstream_connect(r, u); |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
569 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
570 return; |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
571 } |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
572 |
1705 | 573 host = &u->resolved->host; |
1658 | 574 |
575 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
576 | |
577 uscfp = umcf->upstreams.elts; | |
578 | |
579 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
580 | |
581 uscf = uscfp[i]; | |
582 | |
583 if (uscf->host.len == host->len | |
2285 | 584 && ((uscf->port == 0 && u->resolved->no_port) |
1912 | 585 || uscf->port == u->resolved->port) |
1658 | 586 && ngx_memcmp(uscf->host.data, host->data, host->len) == 0) |
587 { | |
588 goto found; | |
589 } | |
590 } | |
591 | |
3879
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
592 if (u->resolved->port == 0) { |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
593 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
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diff
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|
594 "no port in upstream \"%V\"", host); |
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|
595 ngx_http_upstream_finalize_request(r, u, |
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parents:
3713
diff
changeset
|
596 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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597 return; |
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|
598 } |
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changeset
|
599 |
1658 | 600 temp.name = *host; |
601 | |
602 ctx = ngx_resolve_start(clcf->resolver, &temp); | |
603 if (ctx == NULL) { | |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
604 ngx_http_upstream_finalize_request(r, u, |
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Igor Sysoev <igor@sysoev.ru>
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|
605 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 606 return; |
607 } | |
608 | |
1683
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allow to use IP addresses without defined resolver
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parents:
1658
diff
changeset
|
609 if (ctx == NGX_NO_RESOLVER) { |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
610 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
1683
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parents:
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diff
changeset
|
611 "no resolver defined to resolve %V", host); |
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allow to use IP addresses without defined resolver
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parents:
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diff
changeset
|
612 |
3169
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fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
613 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
1683
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|
614 return; |
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diff
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|
615 } |
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diff
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|
616 |
1658 | 617 ctx->name = *host; |
618 ctx->type = NGX_RESOLVE_A; | |
619 ctx->handler = ngx_http_upstream_resolve_handler; | |
620 ctx->data = r; | |
621 ctx->timeout = clcf->resolver_timeout; | |
622 | |
1959
4f16186f5603
quick resolving handles u->resolved->ctx by itself
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
623 u->resolved->ctx = ctx; |
4f16186f5603
quick resolving handles u->resolved->ctx by itself
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diff
changeset
|
624 |
1658 | 625 if (ngx_resolve_name(ctx) != NGX_OK) { |
1959
4f16186f5603
quick resolving handles u->resolved->ctx by itself
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parents:
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diff
changeset
|
626 u->resolved->ctx = NULL; |
3169
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changeset
|
627 ngx_http_upstream_finalize_request(r, u, |
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|
628 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 629 return; |
630 } | |
631 | |
632 return; | |
633 } | |
634 | |
635 found: | |
636 | |
637 if (uscf->peer.init(r, uscf) != NGX_OK) { | |
3169
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diff
changeset
|
638 ngx_http_upstream_finalize_request(r, u, |
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parents:
3161
diff
changeset
|
639 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 640 return; |
641 } | |
642 | |
479 | 643 ngx_http_upstream_connect(r, u); |
644 } | |
645 | |
646 | |
2592
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|
647 #if (NGX_HTTP_CACHE) |
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|
648 |
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|
649 static ngx_int_t |
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|
650 ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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|
651 { |
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changeset
|
652 ngx_int_t rc; |
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|
653 ngx_http_cache_t *c; |
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|
654 |
3056
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|
655 c = r->cache; |
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changeset
|
656 |
2592
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|
657 if (c == NULL) { |
3056
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diff
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|
658 |
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diff
changeset
|
659 if (!(r->method & u->conf->cache_methods)) { |
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|
660 return NGX_DECLINED; |
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parents:
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|
661 } |
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|
662 |
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changeset
|
663 if (r->method & NGX_HTTP_HEAD) { |
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diff
changeset
|
664 u->method = ngx_http_core_get_method; |
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changeset
|
665 } |
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diff
changeset
|
666 |
3698
d11227f0107f
rename ngx_http_file_cache_create() to ngx_http_file_cache_new()
Igor Sysoev <igor@sysoev.ru>
parents:
3697
diff
changeset
|
667 if (ngx_http_file_cache_new(r) != NGX_OK) { |
3056
d22afd261e72
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parents:
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diff
changeset
|
668 return NGX_ERROR; |
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|
669 } |
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changeset
|
670 |
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changeset
|
671 if (u->create_key(r) != NGX_OK) { |
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parents:
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diff
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|
672 return NGX_ERROR; |
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diff
changeset
|
673 } |
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diff
changeset
|
674 |
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diff
changeset
|
675 /* TODO: add keys */ |
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parents:
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diff
changeset
|
676 |
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|
677 ngx_http_file_cache_create_key(r); |
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diff
changeset
|
678 |
3976
215fe9223419
update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents:
3963
diff
changeset
|
679 if (r->cache->header_start + 256 >= u->conf->buffer_size) { |
3944
f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
3940
diff
changeset
|
680 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
3976
215fe9223419
update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents:
3963
diff
changeset
|
681 "%V_buffer_size %uz is not enough for cache key, " |
215fe9223419
update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
682 "it should increased at least to %uz", |
215fe9223419
update r3945 with more descriptive error message
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parents:
3963
diff
changeset
|
683 &u->conf->module, u->conf->buffer_size, |
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update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
684 ngx_align(r->cache->header_start + 256, 1024)); |
3944
f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
3940
diff
changeset
|
685 |
f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
3940
diff
changeset
|
686 r->cache = NULL; |
f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
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diff
changeset
|
687 return NGX_DECLINED; |
f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
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parents:
3940
diff
changeset
|
688 } |
f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
3940
diff
changeset
|
689 |
4176
2b5151a2300b
Fixed cache bypass caching of non-cacheable replies (ticket #21).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4152
diff
changeset
|
690 u->cacheable = 1; |
2b5151a2300b
Fixed cache bypass caching of non-cacheable replies (ticket #21).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4152
diff
changeset
|
691 |
3917
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
692 switch (ngx_http_test_predicates(r, u->conf->cache_bypass)) { |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
693 |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
694 case NGX_ERROR: |
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fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
695 return NGX_ERROR; |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
696 |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
697 case NGX_DECLINED: |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
698 u->cache_status = NGX_HTTP_CACHE_BYPASS; |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
699 return NGX_DECLINED; |
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fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
700 |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
701 default: /* NGX_OK */ |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
702 break; |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
703 } |
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
704 |
3697 | 705 c = r->cache; |
706 | |
3056
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Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
707 c->min_uses = u->conf->cache_min_uses; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
708 c->body_start = u->conf->buffer_size; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
3055
diff
changeset
|
709 c->file_cache = u->conf->cache->data; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
3055
diff
changeset
|
710 |
4385
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4375
diff
changeset
|
711 c->lock = u->conf->cache_lock; |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4375
diff
changeset
|
712 c->lock_timeout = u->conf->cache_lock_timeout; |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4375
diff
changeset
|
713 |
3056
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diff
changeset
|
714 u->cache_status = NGX_HTTP_CACHE_MISS; |
2592
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diff
changeset
|
715 } |
3a8a53c0c42f
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changeset
|
716 |
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changeset
|
717 rc = ngx_http_file_cache_open(r); |
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diff
changeset
|
718 |
2926
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delete useless r->cache->uses
Igor Sysoev <igor@sysoev.ru>
parents:
2912
diff
changeset
|
719 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
80a314b63c56
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diff
changeset
|
720 "http upstream cache: %i", rc); |
2592
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diff
changeset
|
721 |
2952 | 722 switch (rc) { |
723 | |
724 case NGX_HTTP_CACHE_UPDATING: | |
725 | |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
726 if (u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) { |
2952 | 727 u->cache_status = rc; |
2927
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diff
changeset
|
728 rc = NGX_OK; |
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diff
changeset
|
729 |
55ceaef03d34
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diff
changeset
|
730 } else { |
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parents:
2926
diff
changeset
|
731 rc = NGX_HTTP_CACHE_STALE; |
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parents:
2926
diff
changeset
|
732 } |
2952 | 733 |
734 break; | |
735 | |
736 case NGX_OK: | |
737 u->cache_status = NGX_HTTP_CACHE_HIT; | |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
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2926
diff
changeset
|
738 } |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
739 |
2952 | 740 switch (rc) { |
741 | |
742 case NGX_OK: | |
2592
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diff
changeset
|
743 |
3a8a53c0c42f
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diff
changeset
|
744 rc = ngx_http_upstream_cache_send(r, u); |
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diff
changeset
|
745 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
746 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
747 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
748 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
749 |
2952 | 750 break; |
751 | |
752 case NGX_HTTP_CACHE_STALE: | |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
753 |
2665
4d627567c324
fix r2664: ..._cache_valid did not work for stale responses
Igor Sysoev <igor@sysoev.ru>
parents:
2664
diff
changeset
|
754 c->valid_sec = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
755 u->buffer.start = NULL; |
2952 | 756 u->cache_status = NGX_HTTP_CACHE_EXPIRED; |
757 | |
758 break; | |
759 | |
760 case NGX_DECLINED: | |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
761 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
762 if ((size_t) (u->buffer.end - u->buffer.start) < u->conf->buffer_size) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
763 u->buffer.start = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
764 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
765 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
766 u->buffer.pos = u->buffer.start + c->header_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
767 u->buffer.last = u->buffer.pos; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
768 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
769 |
2952 | 770 break; |
771 | |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
772 case NGX_HTTP_CACHE_SCARCE: |
2592
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parents:
2536
diff
changeset
|
773 |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
774 u->cacheable = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
775 |
2952 | 776 break; |
777 | |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
778 case NGX_AGAIN: |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
779 |
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
780 return NGX_BUSY; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
781 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
782 case NGX_ERROR: |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
783 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
784 return NGX_ERROR; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
785 |
2952 | 786 default: |
2592
3a8a53c0c42f
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parents:
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diff
changeset
|
787 |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
788 /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
789 |
2952 | 790 u->cache_status = NGX_HTTP_CACHE_HIT; |
791 | |
2592
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parents:
2536
diff
changeset
|
792 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
793 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
794 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
795 r->cached = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
796 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
797 return NGX_DECLINED; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
798 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
799 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
800 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
801 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
802 ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
803 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
804 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
805 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
806 |
2952 | 807 r->cached = 1; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
808 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
809 |
3369
479468a7d982
fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
3272
diff
changeset
|
810 if (c->header_start == c->body_start) { |
479468a7d982
fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
3272
diff
changeset
|
811 r->http_version = NGX_HTTP_VERSION_9; |
479468a7d982
fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
3272
diff
changeset
|
812 return ngx_http_cache_send(r); |
479468a7d982
fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
3272
diff
changeset
|
813 } |
479468a7d982
fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
3272
diff
changeset
|
814 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
815 /* TODO: cache stack */ |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
816 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
817 u->buffer = *c->buf; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
818 u->buffer.pos += c->header_start; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
819 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
820 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
4117
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
821 u->headers_in.content_length_n = -1; |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
822 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
823 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
824 sizeof(ngx_table_elt_t)) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
825 != NGX_OK) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
826 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
827 return NGX_ERROR; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
828 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
829 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
830 rc = u->process_header(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
831 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
832 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
833 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
834 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
835 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
836 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
837 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
838 return ngx_http_cache_send(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
839 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
840 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
841 if (rc == NGX_ERROR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
842 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
843 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
844 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
845 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
3a8a53c0c42f
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parents:
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diff
changeset
|
846 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
847 /* TODO: delete file */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
848 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
849 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
850 } |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
851 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
852 #endif |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
853 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
854 |
487 | 855 static void |
1658 | 856 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
857 { | |
858 ngx_http_request_t *r; | |
3169
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fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
859 ngx_http_upstream_t *u; |
1658 | 860 ngx_http_upstream_resolved_t *ur; |
861 | |
862 r = ctx->data; | |
863 | |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
864 u = r->upstream; |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
865 ur = u->resolved; |
1658 | 866 |
867 if (ctx->state) { | |
868 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
869 "%V could not be resolved (%i: %s)", | |
870 &ctx->name, ctx->state, | |
871 ngx_resolver_strerror(ctx->state)); | |
872 | |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
873 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
1658 | 874 return; |
875 } | |
876 | |
877 ur->naddrs = ctx->naddrs; | |
878 ur->addrs = ctx->addrs; | |
879 | |
880 #if (NGX_DEBUG) | |
881 { | |
882 in_addr_t addr; | |
883 ngx_uint_t i; | |
884 | |
885 for (i = 0; i < ctx->naddrs; i++) { | |
886 addr = ntohl(ur->addrs[i]); | |
887 | |
888 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
889 "name was resolved to %ud.%ud.%ud.%ud", | |
890 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
891 (addr >> 8) & 0xff, addr & 0xff); | |
892 } | |
893 } | |
894 #endif | |
895 | |
896 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
897 ngx_http_upstream_finalize_request(r, u, |
b1013d768911
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
898 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 899 return; |
900 } | |
901 | |
902 ngx_resolve_name_done(ctx); | |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
903 ur->ctx = NULL; |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
904 |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
905 ngx_http_upstream_connect(r, u); |
1658 | 906 } |
907 | |
908 | |
909 static void | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
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2360
diff
changeset
|
910 ngx_http_upstream_handler(ngx_event_t *ev) |
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Igor Sysoev <igor@sysoev.ru>
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|
911 { |
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*) refactor subrequest handling, now they run as separate posted requests
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changeset
|
912 ngx_connection_t *c; |
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|
913 ngx_http_request_t *r; |
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diff
changeset
|
914 ngx_http_log_ctx_t *ctx; |
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changeset
|
915 ngx_http_upstream_t *u; |
87b8c44906b5
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2360
diff
changeset
|
916 |
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
917 c = ev->data; |
87b8c44906b5
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918 r = c->data; |
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919 |
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920 u = r->upstream; |
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921 c = r->connection; |
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922 |
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923 ctx = c->log->data; |
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924 ctx->current_request = r; |
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925 |
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926 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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927 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
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928 |
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929 if (ev->write) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
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changeset
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930 u->write_event_handler(r, u); |
2377
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931 |
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932 } else { |
2386
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|
933 u->read_event_handler(r, u); |
2377
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934 } |
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935 |
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936 ngx_http_run_posted_requests(c); |
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937 } |
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938 |
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939 |
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940 static void |
509 | 941 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
942 { | |
943 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
944 } | |
945 | |
946 | |
947 static void | |
948 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
949 { | |
950 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
951 } | |
952 | |
953 | |
954 static void | |
955 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
956 ngx_event_t *ev) | |
479 | 957 { |
958 int n; | |
959 char buf[1]; | |
577 | 960 ngx_err_t err; |
2807
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961 ngx_int_t event; |
479 | 962 ngx_connection_t *c; |
963 ngx_http_upstream_t *u; | |
964 | |
527 | 965 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
966 "http upstream check client, write event:%d, \"%V\"", | |
967 ev->write, &r->uri); | |
479 | 968 |
509 | 969 c = r->connection; |
483 | 970 u = r->upstream; |
971 | |
583 | 972 if (c->error) { |
2807
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973 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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974 |
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975 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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976 |
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977 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
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978 ngx_http_upstream_finalize_request(r, u, |
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979 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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980 return; |
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981 } |
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Igor Sysoev <igor@sysoev.ru>
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982 } |
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983 |
2757
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|
984 if (!u->cacheable) { |
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985 ngx_http_upstream_finalize_request(r, u, |
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986 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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987 } |
2807
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988 |
527 | 989 return; |
990 } | |
991 | |
479 | 992 #if (NGX_HAVE_KQUEUE) |
993 | |
994 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
995 | |
996 if (!ev->pending_eof) { | |
997 return; | |
998 } | |
999 | |
1000 ev->eof = 1; | |
583 | 1001 c->error = 1; |
479 | 1002 |
1003 if (ev->kq_errno) { | |
1004 ev->error = 1; | |
1005 } | |
1006 | |
2757
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1007 if (!u->cacheable && u->peer.connection) { |
479 | 1008 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
4182 | 1009 "kevent() reported that client prematurely closed " |
527 | 1010 "connection, so upstream connection is closed too"); |
479 | 1011 ngx_http_upstream_finalize_request(r, u, |
1012 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1013 return; | |
1014 } | |
1015 | |
1016 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
4182 | 1017 "kevent() reported that client prematurely closed " |
1018 "connection"); | |
479 | 1019 |
1020 if (u->peer.connection == NULL) { | |
1021 ngx_http_upstream_finalize_request(r, u, | |
1022 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1023 } | |
1024 | |
1025 return; | |
1026 } | |
1027 | |
1028 #endif | |
1029 | |
1030 n = recv(c->fd, buf, 1, MSG_PEEK); | |
1031 | |
1032 err = ngx_socket_errno; | |
1033 | |
1109 | 1034 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
1035 "http upstream recv(): %d", n); | |
1036 | |
479 | 1037 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
1038 return; | |
1039 } | |
1040 | |
1041 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
2807
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1042 |
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1043 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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1044 |
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1045 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
479 | 1046 ngx_http_upstream_finalize_request(r, u, |
1047 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1048 return; | |
1049 } | |
1050 } | |
1051 | |
1052 if (n > 0) { | |
1053 return; | |
1054 } | |
1055 | |
1056 if (n == -1) { | |
1057 if (err == NGX_EAGAIN) { | |
1058 return; | |
1059 } | |
1060 | |
1061 ev->error = 1; | |
1062 | |
483 | 1063 } else { /* n == 0 */ |
479 | 1064 err = 0; |
1065 } | |
1066 | |
529 | 1067 ev->eof = 1; |
583 | 1068 c->error = 1; |
529 | 1069 |
2757
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1070 if (!u->cacheable && u->peer.connection) { |
479 | 1071 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
4182 | 1072 "client prematurely closed connection, " |
479 | 1073 "so upstream connection is closed too"); |
1074 ngx_http_upstream_finalize_request(r, u, | |
1075 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1076 return; | |
1077 } | |
1078 | |
1079 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
4182 | 1080 "client prematurely closed connection"); |
479 | 1081 |
1082 if (u->peer.connection == NULL) { | |
1083 ngx_http_upstream_finalize_request(r, u, | |
1084 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1085 } | |
1086 } | |
1087 | |
1088 | |
487 | 1089 static void |
1090 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1091 { |
591 | 1092 ngx_int_t rc; |
665 | 1093 ngx_time_t *tp; |
591 | 1094 ngx_connection_t *c; |
479 | 1095 |
483 | 1096 r->connection->log->action = "connecting to upstream"; |
479 | 1097 |
1098 r->connection->single_connection = 0; | |
1099 | |
889
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1100 if (u->state && u->state->response_sec) { |
665 | 1101 tp = ngx_timeofday(); |
889
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1102 u->state->response_sec = tp->sec - u->state->response_sec; |
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1103 u->state->response_msec = tp->msec - u->state->response_msec; |
665 | 1104 } |
1105 | |
1168
4d0d12446c3b
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1166
diff
changeset
|
1106 u->state = ngx_array_push(r->upstream_states); |
665 | 1107 if (u->state == NULL) { |
1108 ngx_http_upstream_finalize_request(r, u, | |
1109 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1110 return; | |
1111 } | |
1112 | |
1113 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
1114 | |
1115 tp = ngx_timeofday(); | |
889
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1116 u->state->response_sec = tp->sec; |
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1117 u->state->response_msec = tp->msec; |
665 | 1118 |
479 | 1119 rc = ngx_event_connect_peer(&u->peer); |
1120 | |
1121 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1122 "http upstream connect: %i", rc); | |
1123 | |
1124 if (rc == NGX_ERROR) { | |
1125 ngx_http_upstream_finalize_request(r, u, | |
1126 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1127 return; | |
1128 } | |
1129 | |
1707
f3188f6eae1f
$upstream_addr did not contain last address, the bug was introduced in r1659
Igor Sysoev <igor@sysoev.ru>
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1130 u->state->peer = u->peer.name; |
f3188f6eae1f
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1131 |
543 | 1132 if (rc == NGX_BUSY) { |
1133 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
1378 | 1134 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
1135 return; | |
543 | 1136 } |
1137 | |
1378 | 1138 if (rc == NGX_DECLINED) { |
479 | 1139 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1140 return; | |
1141 } | |
1142 | |
577 | 1143 /* rc == NGX_OK || rc == NGX_AGAIN */ |
1144 | |
479 | 1145 c = u->peer.connection; |
1146 | |
1147 c->data = r; | |
591 | 1148 |
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1149 c->write->handler = ngx_http_upstream_handler; |
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1150 c->read->handler = ngx_http_upstream_handler; |
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1151 |
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1152 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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1153 u->read_event_handler = ngx_http_upstream_process_header; |
479 | 1154 |
1397
6c25a49e548a
upstream sendfile bit was overridden by r->connection->sendfile
Igor Sysoev <igor@sysoev.ru>
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1378
diff
changeset
|
1155 c->sendfile &= r->connection->sendfile; |
1958 | 1156 u->output.sendfile = c->sendfile; |
479 | 1157 |
4116
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Maxim Dounin <mdounin@mdounin.ru>
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|
1158 if (c->pool == NULL) { |
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1159 |
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1160 /* we need separate pool here to be able to cache SSL connections */ |
9baf12ea5ca1
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1161 |
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1162 c->pool = ngx_create_pool(128, r->connection->log); |
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1163 if (c->pool == NULL) { |
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1164 ngx_http_upstream_finalize_request(r, u, |
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|
1165 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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diff
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|
1166 return; |
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|
1167 } |
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|
1168 } |
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|
1169 |
2847 | 1170 c->log = r->connection->log; |
4116
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changeset
|
1171 c->pool->log = c->log; |
2847 | 1172 c->read->log = c->log; |
1173 c->write->log = c->log; | |
479 | 1174 |
1175 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
1176 | |
1177 u->writer.out = NULL; | |
1178 u->writer.last = &u->writer.out; | |
1179 u->writer.connection = c; | |
1180 u->writer.limit = 0; | |
1181 | |
1182 if (u->request_sent) { | |
509 | 1183 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
1184 ngx_http_upstream_finalize_request(r, u, | |
1185 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1186 return; | |
1187 } | |
479 | 1188 } |
1189 | |
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1190 if (r->request_body |
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1191 && r->request_body->buf |
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1192 && r->request_body->temp_file |
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1193 && r == r->main) |
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1194 { |
573 | 1195 /* |
1196 * the r->request_body->buf can be reused for one request only, | |
1197 * the subrequests should allocate their own temporay bufs | |
1198 */ | |
1199 | |
1200 u->output.free = ngx_alloc_chain_link(r->pool); | |
1201 if (u->output.free == NULL) { | |
1202 ngx_http_upstream_finalize_request(r, u, | |
1203 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1204 return; | |
479 | 1205 } |
573 | 1206 |
1207 u->output.free->buf = r->request_body->buf; | |
1208 u->output.free->next = NULL; | |
1209 u->output.allocated = 1; | |
1210 | |
1211 r->request_body->buf->pos = r->request_body->buf->start; | |
1212 r->request_body->buf->last = r->request_body->buf->start; | |
1213 r->request_body->buf->tag = u->output.tag; | |
479 | 1214 } |
1215 | |
1216 u->request_sent = 0; | |
1217 | |
1218 if (rc == NGX_AGAIN) { | |
1219 ngx_add_timer(c->write, u->conf->connect_timeout); | |
1220 return; | |
1221 } | |
1222 | |
577 | 1223 #if (NGX_HTTP_SSL) |
1224 | |
1658 | 1225 if (u->ssl && c->ssl == NULL) { |
591 | 1226 ngx_http_upstream_ssl_init_connection(r, u, c); |
577 | 1227 return; |
1228 } | |
1229 | |
1230 #endif | |
1231 | |
479 | 1232 ngx_http_upstream_send_request(r, u); |
1233 } | |
1234 | |
1235 | |
577 | 1236 #if (NGX_HTTP_SSL) |
1237 | |
1238 static void | |
591 | 1239 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
1240 ngx_http_upstream_t *u, ngx_connection_t *c) | |
1241 { | |
884 | 1242 ngx_int_t rc; |
591 | 1243 |
1244 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
1245 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
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1246 != NGX_OK) |
591 | 1247 { |
1248 ngx_http_upstream_finalize_request(r, u, | |
1249 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1250 return; | |
1251 } | |
1252 | |
1253 c->sendfile = 0; | |
619 | 1254 u->output.sendfile = 0; |
591 | 1255 |
2184 | 1256 if (u->conf->ssl_session_reuse) { |
1257 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
1258 ngx_http_upstream_finalize_request(r, u, | |
1259 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1260 return; | |
1261 } | |
591 | 1262 } |
1263 | |
641 | 1264 r->connection->log->action = "SSL handshaking to upstream"; |
1265 | |
591 | 1266 rc = ngx_ssl_handshake(c); |
1267 | |
1268 if (rc == NGX_AGAIN) { | |
1269 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
1270 return; | |
1271 } | |
1272 | |
1273 ngx_http_upstream_ssl_handshake(c); | |
1274 } | |
1275 | |
1276 | |
1277 static void | |
577 | 1278 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
1279 { | |
1280 ngx_http_request_t *r; | |
1281 ngx_http_upstream_t *u; | |
1282 | |
1283 r = c->data; | |
1284 u = r->upstream; | |
1285 | |
1286 if (c->ssl->handshaked) { | |
1287 | |
2184 | 1288 if (u->conf->ssl_session_reuse) { |
1289 u->peer.save_session(&u->peer, u->peer.data); | |
1290 } | |
884 | 1291 |
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1292 c->write->handler = ngx_http_upstream_handler; |
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1293 c->read->handler = ngx_http_upstream_handler; |
577 | 1294 |
1295 ngx_http_upstream_send_request(r, u); | |
1296 | |
1297 return; | |
1298 } | |
1299 | |
1300 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1301 | |
1302 } | |
1303 | |
1304 #endif | |
1305 | |
1306 | |
509 | 1307 static ngx_int_t |
487 | 1308 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1309 { |
1310 ngx_chain_t *cl; | |
1311 | |
509 | 1312 if (u->reinit_request(r) != NGX_OK) { |
1313 return NGX_ERROR; | |
1314 } | |
1315 | |
4120
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1316 u->keepalive = 0; |
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1317 |
1705 | 1318 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
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1319 u->headers_in.content_length_n = -1; |
1705 | 1320 |
1321 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
591 | 1322 sizeof(ngx_table_elt_t)) |
1323 != NGX_OK) | |
509 | 1324 { |
1325 return NGX_ERROR; | |
479 | 1326 } |
1327 | |
1328 /* reinit the request chain */ | |
577 | 1329 |
509 | 1330 for (cl = u->request_bufs; cl; cl = cl->next) { |
479 | 1331 cl->buf->pos = cl->buf->start; |
1332 cl->buf->file_pos = 0; | |
1333 } | |
1334 | |
509 | 1335 /* reinit the subrequest's ngx_output_chain() context */ |
1336 | |
573 | 1337 if (r->request_body && r->request_body->temp_file |
597 | 1338 && r != r->main && u->output.buf) |
573 | 1339 { |
1340 u->output.free = ngx_alloc_chain_link(r->pool); | |
1341 if (u->output.free == NULL) { | |
1342 return NGX_ERROR; | |
509 | 1343 } |
573 | 1344 |
1345 u->output.free->buf = u->output.buf; | |
1346 u->output.free->next = NULL; | |
1347 | |
1348 u->output.buf->pos = u->output.buf->start; | |
1349 u->output.buf->last = u->output.buf->start; | |
509 | 1350 } |
479 | 1351 |
1352 u->output.buf = NULL; | |
1353 u->output.in = NULL; | |
1354 u->output.busy = NULL; | |
577 | 1355 |
581 | 1356 /* reinit u->buffer */ |
577 | 1357 |
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1358 u->buffer.pos = u->buffer.start; |
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1359 |
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1360 #if (NGX_HTTP_CACHE) |
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1361 |
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1362 if (r->cache) { |
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1363 u->buffer.pos += r->cache->header_start; |
479 | 1364 } |
509 | 1365 |
479 | 1366 #endif |
1367 | |
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1368 u->buffer.last = u->buffer.pos; |
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1369 |
509 | 1370 return NGX_OK; |
479 | 1371 } |
1372 | |
1373 | |
487 | 1374 static void |
1375 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1376 { |
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1377 ngx_int_t rc; |
483 | 1378 ngx_connection_t *c; |
577 | 1379 |
479 | 1380 c = u->peer.connection; |
1381 | |
1382 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
1383 "http upstream send request"); | |
1384 | |
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1385 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1386 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1387 return; |
479 | 1388 } |
1389 | |
483 | 1390 c->log->action = "sending request to upstream"; |
479 | 1391 |
509 | 1392 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
479 | 1393 |
1394 u->request_sent = 1; | |
1395 | |
1396 if (rc == NGX_ERROR) { | |
1397 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1398 return; | |
1399 } | |
1400 | |
1401 if (c->write->timer_set) { | |
1402 ngx_del_timer(c->write); | |
1403 } | |
1404 | |
1405 if (rc == NGX_AGAIN) { | |
1406 ngx_add_timer(c->write, u->conf->send_timeout); | |
1407 | |
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1408 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
479 | 1409 ngx_http_upstream_finalize_request(r, u, |
1410 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1411 return; | |
1412 } | |
1413 | |
1414 return; | |
1415 } | |
1416 | |
1417 /* rc == NGX_OK */ | |
1418 | |
1419 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
1420 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
1421 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
1422 ngx_tcp_push_n " failed"); | |
1423 ngx_http_upstream_finalize_request(r, u, | |
1424 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
577 | 1425 return; |
479 | 1426 } |
1427 | |
1428 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
1429 } | |
577 | 1430 |
479 | 1431 ngx_add_timer(c->read, u->conf->read_timeout); |
1432 | |
1433 #if 1 | |
1434 if (c->read->ready) { | |
577 | 1435 |
479 | 1436 /* post aio operation */ |
1437 | |
1438 /* | |
1439 * TODO comment | |
1440 * although we can post aio operation just in the end | |
1441 * of ngx_http_upstream_connect() CHECK IT !!! | |
1442 * it's better to do here because we postpone header buffer allocation | |
1443 */ | |
1444 | |
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1445 ngx_http_upstream_process_header(r, u); |
479 | 1446 return; |
1447 } | |
1448 #endif | |
1449 | |
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1450 u->write_event_handler = ngx_http_upstream_dummy_handler; |
479 | 1451 |
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1452 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
479 | 1453 ngx_http_upstream_finalize_request(r, u, |
1454 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1455 return; | |
1456 } | |
1457 } | |
1458 | |
1459 | |
487 | 1460 static void |
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1461 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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1462 ngx_http_upstream_t *u) |
479 | 1463 { |
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1464 ngx_connection_t *c; |
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1465 |
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1466 c = u->peer.connection; |
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1467 |
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1468 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 1469 "http upstream send request handler"); |
1470 | |
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1471 if (c->write->timedout) { |
479 | 1472 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1473 return; | |
1474 } | |
1475 | |
591 | 1476 #if (NGX_HTTP_SSL) |
1477 | |
1658 | 1478 if (u->ssl && c->ssl == NULL) { |
591 | 1479 ngx_http_upstream_ssl_init_connection(r, u, c); |
1480 return; | |
1481 } | |
1482 | |
1483 #endif | |
1484 | |
651 | 1485 if (u->header_sent) { |
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1486 u->write_event_handler = ngx_http_upstream_dummy_handler; |
651 | 1487 |
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1488 (void) ngx_handle_write_event(c->write, 0); |
651 | 1489 |
1490 return; | |
1491 } | |
1492 | |
479 | 1493 ngx_http_upstream_send_request(r, u); |
1494 } | |
1495 | |
1496 | |
487 | 1497 static void |
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1498 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1499 { |
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1500 ssize_t n; |
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1501 ngx_int_t rc; |
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1502 ngx_connection_t *c; |
479 | 1503 |
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1504 c = u->peer.connection; |
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1505 |
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1506 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
483 | 1507 "http upstream process header"); |
479 | 1508 |
483 | 1509 c->log->action = "reading response header from upstream"; |
479 | 1510 |
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1511 if (c->read->timedout) { |
479 | 1512 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1513 return; | |
1514 } | |
577 | 1515 |
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1516 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1517 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1518 return; |
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1519 } |
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1520 |
581 | 1521 if (u->buffer.start == NULL) { |
1522 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
1523 if (u->buffer.start == NULL) { | |
479 | 1524 ngx_http_upstream_finalize_request(r, u, |
1525 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1526 return; | |
1527 } | |
1528 | |
581 | 1529 u->buffer.pos = u->buffer.start; |
1530 u->buffer.last = u->buffer.start; | |
1531 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
1532 u->buffer.temporary = 1; | |
1533 | |
1534 u->buffer.tag = u->output.tag; | |
479 | 1535 |
1705 | 1536 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
581 | 1537 sizeof(ngx_table_elt_t)) |
1538 != NGX_OK) | |
509 | 1539 { |
1540 ngx_http_upstream_finalize_request(r, u, | |
1541 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1542 return; | |
1543 } | |
1544 | |
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1545 #if (NGX_HTTP_CACHE) |
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1546 |
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1547 if (r->cache) { |
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1548 u->buffer.pos += r->cache->header_start; |
581 | 1549 u->buffer.last = u->buffer.pos; |
479 | 1550 } |
1551 #endif | |
1552 } | |
1553 | |
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1554 for ( ;; ) { |
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1555 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1556 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
|
1557 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1558 if (n == NGX_AGAIN) { |
479 | 1559 #if 0 |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1560 ngx_add_timer(rev, u->read_timeout); |
479 | 1561 #endif |
1562 | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1563 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
|
1564 ngx_http_upstream_finalize_request(r, u, |
479 | 1565 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1566 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1567 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1568 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1569 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1570 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1571 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1572 if (n == 0) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1573 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
|
1574 "upstream prematurely closed connection"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1575 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1576 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1577 if (n == NGX_ERROR || n == 0) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1578 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
479 | 1579 return; |
1580 } | |
1581 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1582 u->buffer.last += n; |
479 | 1583 |
1584 #if 0 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1585 u->valid_header_in = 0; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1586 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1587 u->peer.cached = 0; |
479 | 1588 #endif |
1589 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1590 rc = u->process_header(r); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1591 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1592 if (rc == NGX_AGAIN) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1593 |
4460
6299d1c4dbb4
Upstream: fixed "too big header" check.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
1594 if (u->buffer.last == u->buffer.end) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1595 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
|
1596 "upstream sent too big header"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1597 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1598 ngx_http_upstream_next(r, u, |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1599 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1600 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1601 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1602 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1603 continue; |
479 | 1604 } |
1605 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1606 break; |
479 | 1607 } |
1608 | |
1609 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
1610 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
1611 return; | |
1612 } | |
1613 | |
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
|
1614 if (rc == NGX_ERROR) { |
479 | 1615 ngx_http_upstream_finalize_request(r, u, |
1616 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1617 return; | |
1618 } | |
1619 | |
1620 /* rc == NGX_OK */ | |
1621 | |
3401
9e7926763f87
allow to handle 301/302 in error_page
Igor Sysoev <igor@sysoev.ru>
parents:
3399
diff
changeset
|
1622 if (u->headers_in.status_n > NGX_HTTP_SPECIAL_RESPONSE) { |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1623 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1624 if (r->subrequest_in_memory) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1625 u->buffer.last = u->buffer.pos; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1626 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1627 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1628 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
509 | 1629 return; |
1630 } | |
1631 | |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1632 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
|
1633 return; |
487 | 1634 } |
1635 } | |
1636 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1637 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
515 | 1638 return; |
1639 } | |
1640 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1641 if (!r->subrequest_in_memory) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1642 ngx_http_upstream_send_response(r, u); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1643 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1644 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1645 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1646 /* subrequest content in memory */ |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1647 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1648 if (u->input_filter == NULL) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1649 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1650 u->input_filter = ngx_http_upstream_non_buffered_filter; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1651 u->input_filter_ctx = r; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1652 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1653 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1654 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1655 ngx_http_upstream_finalize_request(r, u, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1656 NGX_HTTP_INTERNAL_SERVER_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1657 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1658 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1659 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1660 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
|
1661 |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1662 if (n) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1663 u->buffer.last -= n; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1664 |
2402 | 1665 u->state->response_length += n; |
1666 | |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1667 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
|
1668 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1669 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1670 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1671 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1672 if (u->length == 0) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1673 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
|
1674 return; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1675 } |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1676 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1677 |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1678 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
|
1679 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1680 ngx_http_upstream_process_body_in_memory(r, u); |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1681 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1682 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1683 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1684 static ngx_int_t |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1685 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
|
1686 { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1687 ngx_uint_t status; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1688 ngx_http_upstream_next_t *un; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1689 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1690 status = u->headers_in.status_n; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1691 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1692 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
|
1693 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1694 if (status != un->status) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1695 continue; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1696 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1697 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1698 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
|
1699 ngx_http_upstream_next(r, u, un->mask); |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1700 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1701 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1702 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1703 #if (NGX_HTTP_CACHE) |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1704 |
2952 | 1705 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
1706 && (u->conf->cache_use_stale & un->mask)) | |
1707 { | |
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1708 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
|
1709 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1710 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
|
1711 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1712 if (rc == NGX_OK) { |
2952 | 1713 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
|
1714 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>
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diff
changeset
|
1715 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
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changeset
|
1716 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1717 ngx_http_upstream_finalize_request(r, u, rc); |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1718 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1719 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1720 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1721 #endif |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1722 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1723 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1724 return NGX_DECLINED; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1725 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1726 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1727 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1728 static ngx_int_t |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1729 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
|
1730 ngx_http_upstream_t *u) |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1731 { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1732 ngx_int_t status; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1733 ngx_uint_t i; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1734 ngx_table_elt_t *h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1735 ngx_http_err_page_t *err_page; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1736 ngx_http_core_loc_conf_t *clcf; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1737 |
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1738 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
|
1739 |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1740 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
|
1741 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
|
1742 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
|
1743 } |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1744 |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1745 if (!u->conf->intercept_errors) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1746 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1747 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1748 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1749 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1750 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1751 if (clcf->error_pages == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1752 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1753 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1754 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1755 err_page = clcf->error_pages->elts; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1756 for (i = 0; i < clcf->error_pages->nelts; i++) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1757 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1758 if (err_page[i].status == status) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1759 |
2953
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1760 if (status == NGX_HTTP_UNAUTHORIZED |
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1761 && u->headers_in.www_authenticate) |
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1762 { |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1763 h = ngx_list_push(&r->headers_out.headers); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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changeset
|
1764 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1765 if (h == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1766 ngx_http_upstream_finalize_request(r, u, |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1767 NGX_HTTP_INTERNAL_SERVER_ERROR); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
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changeset
|
1768 return NGX_OK; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1769 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
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|
1770 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
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changeset
|
1771 *h = *u->headers_in.www_authenticate; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
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|
1772 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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diff
changeset
|
1773 r->headers_out.www_authenticate = h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
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diff
changeset
|
1774 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1775 |
3706
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1776 #if (NGX_HTTP_CACHE) |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1777 |
3709
64777690c697
fix r3707: cache node should be freed be a response is not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3708
diff
changeset
|
1778 if (r->cache) { |
3706
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1779 time_t valid; |
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1780 |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1781 valid = ngx_http_file_cache_valid(u->conf->cache_valid, status); |
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1782 |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1783 if (valid) { |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1784 r->cache->valid_sec = ngx_time() + valid; |
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1785 r->cache->error = status; |
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1786 } |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1787 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
1788 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
3706
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1789 } |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1790 #endif |
2267
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ngx_http_upstream_intercept_errors()
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changeset
|
1791 ngx_http_upstream_finalize_request(r, u, status); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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|
1792 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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changeset
|
1793 return NGX_OK; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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2244
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changeset
|
1794 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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changeset
|
1795 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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changeset
|
1796 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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changeset
|
1797 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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diff
changeset
|
1798 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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changeset
|
1799 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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changeset
|
1800 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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changeset
|
1801 static ngx_int_t |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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1143
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changeset
|
1802 ngx_http_upstream_test_connect(ngx_connection_t *c) |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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changeset
|
1803 { |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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changeset
|
1804 int err; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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parents:
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changeset
|
1805 socklen_t len; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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changeset
|
1806 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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changeset
|
1807 #if (NGX_HAVE_KQUEUE) |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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|
1808 |
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separate ngx_http_upstream_test_connect() and
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changeset
|
1809 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
1166 | 1810 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
|
1811 c->log->action = "connecting to upstream"; |
1166 | 1812 (void) ngx_connection_error(c, c->write->kq_errno, |
1813 "kevent() reported that connect() failed"); | |
1814 return NGX_ERROR; | |
1815 } | |
1153
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separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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changeset
|
1816 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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changeset
|
1817 } else |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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changeset
|
1818 #endif |
c843f3df3b85
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changeset
|
1819 { |
1166 | 1820 err = 0; |
1821 len = sizeof(int); | |
1822 | |
1823 /* | |
1824 * BSDs and Linux return 0 and set a pending error in err | |
1825 * Solaris returns -1 and sets errno | |
1826 */ | |
1827 | |
1828 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1829 == -1) | |
1830 { | |
1831 err = ngx_errno; | |
1832 } | |
1833 | |
1834 if (err) { | |
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1835 c->log->action = "connecting to upstream"; |
1166 | 1836 (void) ngx_connection_error(c, err, "connect() failed"); |
1837 return NGX_ERROR; | |
1838 } | |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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changeset
|
1839 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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|
1840 |
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separate ngx_http_upstream_test_connect() and
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|
1841 return NGX_OK; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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|
1842 } |
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separate ngx_http_upstream_test_connect() and
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|
1843 |
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|
1844 |
2592
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1845 static ngx_int_t |
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|
1846 ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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|
1847 { |
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|
1848 ngx_str_t *uri, args; |
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|
1849 ngx_uint_t i, flags; |
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|
1850 ngx_list_part_t *part; |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1851 ngx_table_elt_t *h; |
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|
1852 ngx_http_upstream_header_t *hh; |
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
1853 ngx_http_upstream_main_conf_t *umcf; |
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|
1854 |
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|
1855 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
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|
1856 |
2786
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diff
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|
1857 if (u->headers_in.x_accel_redirect |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1858 && !(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT)) |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1859 { |
2592
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1860 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
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|
1861 |
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|
1862 part = &u->headers_in.headers.part; |
3a8a53c0c42f
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|
1863 h = part->elts; |
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|
1864 |
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|
1865 for (i = 0; /* void */; i++) { |
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|
1866 |
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1867 if (i >= part->nelts) { |
3a8a53c0c42f
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1868 if (part->next == NULL) { |
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diff
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|
1869 break; |
3a8a53c0c42f
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diff
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|
1870 } |
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diff
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|
1871 |
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|
1872 part = part->next; |
3a8a53c0c42f
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diff
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|
1873 h = part->elts; |
3a8a53c0c42f
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diff
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|
1874 i = 0; |
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diff
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|
1875 } |
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diff
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|
1876 |
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|
1877 hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, |
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|
1878 h[i].lowcase_key, h[i].key.len); |
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|
1879 |
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|
1880 if (hh && hh->redirect) { |
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|
1881 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
3a8a53c0c42f
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|
1882 ngx_http_finalize_request(r, |
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|
1883 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
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diff
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|
1884 return NGX_DONE; |
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|
1885 } |
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|
1886 } |
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|
1887 } |
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diff
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|
1888 |
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|
1889 uri = &u->headers_in.x_accel_redirect->value; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
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parents:
3515
diff
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|
1890 ngx_str_null(&args); |
3161 | 1891 flags = NGX_HTTP_LOG_UNSAFE; |
2592
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|
1892 |
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1893 if (ngx_http_parse_unsafe_uri(r, uri, &args, &flags) != NGX_OK) { |
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|
1894 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
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1895 return NGX_DONE; |
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|
1896 } |
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|
1897 |
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1898 if (r->method != NGX_HTTP_HEAD) { |
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|
1899 r->method = NGX_HTTP_GET; |
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|
1900 } |
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|
1901 |
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|
1902 ngx_http_internal_redirect(r, uri, &args); |
3120
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fix request counter for X-Accel-Redirect, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
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|
1903 ngx_http_finalize_request(r, NGX_DONE); |
2592
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1904 return NGX_DONE; |
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|
1905 } |
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|
1906 |
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|
1907 part = &u->headers_in.headers.part; |
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parents:
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diff
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1908 h = part->elts; |
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|
1909 |
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1910 for (i = 0; /* void */; i++) { |
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|
1911 |
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1912 if (i >= part->nelts) { |
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1913 if (part->next == NULL) { |
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|
1914 break; |
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|
1915 } |
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|
1916 |
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|
1917 part = part->next; |
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1918 h = part->elts; |
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1919 i = 0; |
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1920 } |
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|
1921 |
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1922 if (ngx_hash_find(&u->conf->hide_headers_hash, h[i].hash, |
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|
1923 h[i].lowcase_key, h[i].key.len)) |
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|
1924 { |
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|
1925 continue; |
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1926 } |
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|
1927 |
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1928 hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, |
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1929 h[i].lowcase_key, h[i].key.len); |
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|
1930 |
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1931 if (hh) { |
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1932 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
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1933 ngx_http_upstream_finalize_request(r, u, |
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1934 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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1935 return NGX_DONE; |
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|
1936 } |
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|
1937 |
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1938 continue; |
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1939 } |
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|
1940 |
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1941 if (ngx_http_upstream_copy_header_line(r, &h[i], 0) != NGX_OK) { |
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1942 ngx_http_upstream_finalize_request(r, u, |
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|
1943 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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1944 return NGX_DONE; |
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|
1945 } |
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|
1946 } |
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|
1947 |
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1948 if (r->headers_out.server && r->headers_out.server->value.data == NULL) { |
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1949 r->headers_out.server->hash = 0; |
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1950 } |
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|
1951 |
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1952 if (r->headers_out.date && r->headers_out.date->value.data == NULL) { |
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1953 r->headers_out.date->hash = 0; |
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1954 } |
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|
1955 |
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1956 r->headers_out.status = u->headers_in.status_n; |
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1957 r->headers_out.status_line = u->headers_in.status_line; |
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|
1958 |
4117
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Upstream: content_length_n API change.
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parents:
4116
diff
changeset
|
1959 r->headers_out.content_length_n = u->headers_in.content_length_n; |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
1960 |
4118
dbddec65fdab
Upstream: r->upstream->length type change to off_t.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4117
diff
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|
1961 u->length = u->headers_in.content_length_n; |
2592
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1962 |
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1963 return NGX_OK; |
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|
1964 } |
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|
1965 |
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|
1966 |
777
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|
1967 static void |
2386
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1968 ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
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parents:
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|
1969 ngx_http_upstream_t *u) |
777
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1970 { |
2386
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|
1971 size_t size; |
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|
1972 ssize_t n; |
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1973 ngx_buf_t *b; |
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|
1974 ngx_event_t *rev; |
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|
1975 ngx_connection_t *c; |
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|
1976 |
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diff
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|
1977 c = u->peer.connection; |
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|
1978 rev = c->read; |
777
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|
1979 |
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|
1980 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
4ab852b691f5
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parents:
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diff
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|
1981 "http upstream process body on memory"); |
4ab852b691f5
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diff
changeset
|
1982 |
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diff
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|
1983 if (rev->timedout) { |
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diff
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|
1984 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
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diff
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|
1985 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
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diff
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|
1986 return; |
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diff
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|
1987 } |
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|
1988 |
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|
1989 b = &u->buffer; |
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|
1990 |
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diff
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|
1991 for ( ;; ) { |
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parents:
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diff
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|
1992 |
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|
1993 size = b->end - b->last; |
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|
1994 |
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diff
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|
1995 if (size == 0) { |
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diff
changeset
|
1996 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
3708 | 1997 "upstream buffer is too small to read response"); |
777
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|
1998 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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parents:
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diff
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|
1999 return; |
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parents:
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diff
changeset
|
2000 } |
4ab852b691f5
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diff
changeset
|
2001 |
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|
2002 n = c->recv(c, b->last, size); |
4ab852b691f5
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parents:
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diff
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|
2003 |
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parents:
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diff
changeset
|
2004 if (n == NGX_AGAIN) { |
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parents:
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diff
changeset
|
2005 break; |
4ab852b691f5
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Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
2006 } |
4ab852b691f5
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diff
changeset
|
2007 |
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diff
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|
2008 if (n == 0 || n == NGX_ERROR) { |
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diff
changeset
|
2009 ngx_http_upstream_finalize_request(r, u, n); |
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parents:
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diff
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|
2010 return; |
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parents:
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diff
changeset
|
2011 } |
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parents:
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diff
changeset
|
2012 |
2402 | 2013 u->state->response_length += n; |
2014 | |
777
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parents:
757
diff
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|
2015 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
4ab852b691f5
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diff
changeset
|
2016 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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diff
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|
2017 return; |
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parents:
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diff
changeset
|
2018 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
2019 |
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parents:
757
diff
changeset
|
2020 if (!rev->ready) { |
4ab852b691f5
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parents:
757
diff
changeset
|
2021 break; |
4ab852b691f5
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Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
2022 } |
4ab852b691f5
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Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
2023 } |
4ab852b691f5
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parents:
757
diff
changeset
|
2024 |
4120
42135dd1f0ea
Upstream: keepalive flag.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4119
diff
changeset
|
2025 if (u->length == 0) { |
42135dd1f0ea
Upstream: keepalive flag.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4119
diff
changeset
|
2026 ngx_http_upstream_finalize_request(r, u, 0); |
42135dd1f0ea
Upstream: keepalive flag.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4119
diff
changeset
|
2027 return; |
42135dd1f0ea
Upstream: keepalive flag.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4119
diff
changeset
|
2028 } |
42135dd1f0ea
Upstream: keepalive flag.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4119
diff
changeset
|
2029 |
2386
4ccaa42de633
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parents:
2381
diff
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|
2030 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
777
4ab852b691f5
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parents:
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diff
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|
2031 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
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parents:
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diff
changeset
|
2032 return; |
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Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
2033 } |
4ab852b691f5
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Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
2034 |
4ab852b691f5
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parents:
757
diff
changeset
|
2035 if (rev->active) { |
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Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
2036 ngx_add_timer(rev, u->conf->read_timeout); |
4ab852b691f5
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parents:
757
diff
changeset
|
2037 |
4ab852b691f5
<!--#include virtual=... set=... -->
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parents:
757
diff
changeset
|
2038 } else if (rev->timer_set) { |
4ab852b691f5
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Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
2039 ngx_del_timer(rev); |
4ab852b691f5
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parents:
757
diff
changeset
|
2040 } |
681 | 2041 } |
2042 | |
2043 | |
2044 static void | |
2045 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
2046 { | |
2047 int tcp_nodelay; | |
2402 | 2048 ssize_t n; |
681 | 2049 ngx_int_t rc; |
2050 ngx_event_pipe_t *p; | |
2051 ngx_connection_t *c; | |
2052 ngx_http_core_loc_conf_t *clcf; | |
2053 | |
509 | 2054 rc = ngx_http_send_header(r); |
479 | 2055 |
2701 | 2056 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
485 | 2057 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2058 return; |
2059 } | |
2060 | |
2704
ac1e2e199c9f
shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
2061 c = r->connection; |
ac1e2e199c9f
shutdown client connection for cacheable header only responses
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parents:
2703
diff
changeset
|
2062 |
2701 | 2063 if (r->header_only) { |
2704
ac1e2e199c9f
shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
2064 |
2701 | 2065 if (u->cacheable || u->store) { |
2704
ac1e2e199c9f
shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
2066 |
ac1e2e199c9f
shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
2067 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
|
2068 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
|
2069 ngx_shutdown_socket_n " failed"); |
ac1e2e199c9f
shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
2070 } |
ac1e2e199c9f
shutdown client connection for cacheable header only responses
Igor Sysoev <igor@sysoev.ru>
parents:
2703
diff
changeset
|
2071 |
2701 | 2072 r->read_event_handler = ngx_http_request_empty_handler; |
2073 r->write_event_handler = ngx_http_request_empty_handler; | |
2704
ac1e2e199c9f
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parents:
2703
diff
changeset
|
2074 c->error = 1; |
2701 | 2075 |
2076 } else { | |
2077 ngx_http_upstream_finalize_request(r, u, rc); | |
2078 return; | |
2079 } | |
2080 } | |
2081 | |
479 | 2082 u->header_sent = 1; |
2083 | |
573 | 2084 if (r->request_body && r->request_body->temp_file) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2085 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2086 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
563 | 2087 } |
2088 | |
581 | 2089 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
2090 | |
649 | 2091 if (!u->buffering) { |
581 | 2092 |
2093 if (u->input_filter == NULL) { | |
2094 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
2095 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
2096 u->input_filter_ctx = r; | |
2097 } | |
2098 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2099 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
581 | 2100 r->write_event_handler = |
2101 ngx_http_upstream_process_non_buffered_downstream; | |
2102 | |
2103 r->limit_rate = 0; | |
2104 | |
2105 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
2106 ngx_http_upstream_finalize_request(r, u, 0); | |
2107 return; | |
2108 } | |
2109 | |
583 | 2110 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
2111 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
2112 | |
2113 tcp_nodelay = 1; | |
2114 | |
2115 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
2116 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
2117 { | |
2118 ngx_connection_error(c, ngx_socket_errno, | |
2119 "setsockopt(TCP_NODELAY) failed"); | |
2120 ngx_http_upstream_finalize_request(r, u, 0); | |
2121 return; | |
2122 } | |
2123 | |
2124 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
2125 } | |
2126 | |
2402 | 2127 n = u->buffer.last - u->buffer.pos; |
2128 | |
2129 if (n) { | |
581 | 2130 u->buffer.last = u->buffer.pos; |
2131 | |
2402 | 2132 u->state->response_length += n; |
2133 | |
2134 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
581 | 2135 ngx_http_upstream_finalize_request(r, u, 0); |
2136 return; | |
2137 } | |
2138 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2139 ngx_http_upstream_process_non_buffered_downstream(r); |
581 | 2140 |
2141 } else { | |
2142 u->buffer.pos = u->buffer.start; | |
2143 u->buffer.last = u->buffer.start; | |
2144 | |
2145 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
2146 ngx_http_upstream_finalize_request(r, u, 0); | |
2147 return; | |
2148 } | |
1468
491e5059ea19
read EOF of header only responses in non-buffered proxying
Igor Sysoev <igor@sysoev.ru>
parents:
1397
diff
changeset
|
2149 |
4120
42135dd1f0ea
Upstream: keepalive flag.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4119
diff
changeset
|
2150 if (u->peer.connection->read->ready || u->length == 0) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2151 ngx_http_upstream_process_non_buffered_upstream(r, u); |
1468
491e5059ea19
read EOF of header only responses in non-buffered proxying
Igor Sysoev <igor@sysoev.ru>
parents:
1397
diff
changeset
|
2152 } |
581 | 2153 } |
2154 | |
2155 return; | |
2156 } | |
2157 | |
479 | 2158 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
2159 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
2160 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2161 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2162 if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2163 ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2164 r->cache->file.fd = NGX_INVALID_FILE; |
479 | 2165 } |
2166 | |
3699
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2167 switch (ngx_http_test_predicates(r, u->conf->no_cache)) { |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2168 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2169 case NGX_ERROR: |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2170 ngx_http_upstream_finalize_request(r, u, 0); |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2171 return; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2172 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2173 case NGX_DECLINED: |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2174 u->cacheable = 0; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2175 break; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2176 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2177 default: /* NGX_OK */ |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2178 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2179 if (u->cache_status == NGX_HTTP_CACHE_BYPASS) { |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2180 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2181 r->cache->min_uses = u->conf->cache_min_uses; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2182 r->cache->body_start = u->conf->buffer_size; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2183 r->cache->file_cache = u->conf->cache->data; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2184 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2185 if (ngx_http_file_cache_create(r) != NGX_OK) { |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2186 ngx_http_upstream_finalize_request(r, u, 0); |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2187 return; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2188 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2189 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2190 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2191 break; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2192 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2193 |
1565 | 2194 if (u->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2195 time_t now, valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2196 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2197 now = ngx_time(); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2198 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2199 valid = r->cache->valid_sec; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2200 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2201 if (valid == 0) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2202 valid = ngx_http_file_cache_valid(u->conf->cache_valid, |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2203 u->headers_in.status_n); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2204 if (valid) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2205 r->cache->valid_sec = now + valid; |
09725d69cb25
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Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2206 } |
09725d69cb25
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Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2207 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2208 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2209 if (valid) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2210 r->cache->last_modified = r->headers_out.last_modified_time; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2211 r->cache->date = now; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2212 r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2213 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2214 ngx_http_file_cache_set_header(r, u->buffer.start); |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
2215 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2216 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2217 u->cacheable = 0; |
2703
3b6afa999c2f
support 304 for cacheable responses
Igor Sysoev <igor@sysoev.ru>
parents:
2701
diff
changeset
|
2218 r->headers_out.last_modified_time = -1; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2219 } |
479 | 2220 } |
2221 | |
2690 | 2222 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2223 "http cacheable: %d", u->cacheable); | |
2224 | |
3083
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2225 if (u->cacheable == 0 && r->cache) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2226 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
3083
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2227 } |
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2228 |
479 | 2229 #endif |
2230 | |
581 | 2231 p = u->pipe; |
479 | 2232 |
2233 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
2234 p->output_ctx = r; | |
2235 p->tag = u->output.tag; | |
577 | 2236 p->bufs = u->conf->bufs; |
479 | 2237 p->busy_size = u->conf->busy_buffers_size; |
2238 p->upstream = u->peer.connection; | |
583 | 2239 p->downstream = c; |
479 | 2240 p->pool = r->pool; |
583 | 2241 p->log = c->log; |
577 | 2242 |
1565 | 2243 p->cacheable = u->cacheable || u->store; |
479 | 2244 |
501 | 2245 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
2246 if (p->temp_file == NULL) { | |
479 | 2247 ngx_http_upstream_finalize_request(r, u, 0); |
2248 return; | |
2249 } | |
2250 | |
2251 p->temp_file->file.fd = NGX_INVALID_FILE; | |
583 | 2252 p->temp_file->file.log = c->log; |
479 | 2253 p->temp_file->path = u->conf->temp_path; |
2254 p->temp_file->pool = r->pool; | |
577 | 2255 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2256 if (p->cacheable) { |
479 | 2257 p->temp_file->persistent = 1; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2258 |
479 | 2259 } else { |
667 | 2260 p->temp_file->log_level = NGX_LOG_WARN; |
479 | 2261 p->temp_file->warn = "an upstream response is buffered " |
2262 "to a temporary file"; | |
2263 } | |
2264 | |
2265 p->max_temp_file_size = u->conf->max_temp_file_size; | |
2266 p->temp_file_write_size = u->conf->temp_file_write_size; | |
2267 | |
501 | 2268 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
2269 if (p->preread_bufs == NULL) { | |
479 | 2270 ngx_http_upstream_finalize_request(r, u, 0); |
2271 return; | |
2272 } | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2273 |
581 | 2274 p->preread_bufs->buf = &u->buffer; |
479 | 2275 p->preread_bufs->next = NULL; |
581 | 2276 u->buffer.recycled = 1; |
2277 | |
2278 p->preread_size = u->buffer.last - u->buffer.pos; | |
479 | 2279 |
1565 | 2280 if (u->cacheable) { |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2281 |
479 | 2282 p->buf_to_file = ngx_calloc_buf(r->pool); |
2283 if (p->buf_to_file == NULL) { | |
2284 ngx_http_upstream_finalize_request(r, u, 0); | |
2285 return; | |
2286 } | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2287 |
581 | 2288 p->buf_to_file->pos = u->buffer.start; |
2289 p->buf_to_file->last = u->buffer.pos; | |
479 | 2290 p->buf_to_file->temporary = 1; |
2291 } | |
2292 | |
2293 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
2294 /* the posted aio operation may currupt a shadow buffer */ | |
2295 p->single_buf = 1; | |
2296 } | |
2297 | |
2298 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
2299 p->free_bufs = 1; | |
2300 | |
2301 /* | |
581 | 2302 * event_pipe would do u->buffer.last += p->preread_size |
479 | 2303 * as though these bytes were read |
2304 */ | |
581 | 2305 u->buffer.last = u->buffer.pos; |
479 | 2306 |
2307 if (u->conf->cyclic_temp_file) { | |
2308 | |
2309 /* | |
2310 * we need to disable the use of sendfile() if we use cyclic temp file | |
2311 * because the writing a new data may interfere with sendfile() | |
2312 * that uses the same kernel file pages (at least on FreeBSD) | |
2313 */ | |
2314 | |
2315 p->cyclic_temp_file = 1; | |
583 | 2316 c->sendfile = 0; |
479 | 2317 |
2318 } else { | |
2319 p->cyclic_temp_file = 0; | |
2320 } | |
2321 | |
2322 p->read_timeout = u->conf->read_timeout; | |
2323 p->send_timeout = clcf->send_timeout; | |
2324 p->send_lowat = clcf->send_lowat; | |
2325 | |
4119
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2326 p->length = -1; |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2327 |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2328 if (u->input_filter_init |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2329 && u->input_filter_init(p->input_ctx) != NGX_OK) |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2330 { |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2331 ngx_http_upstream_finalize_request(r, u, 0); |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2332 return; |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2333 } |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2334 |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2335 u->read_event_handler = ngx_http_upstream_process_upstream; |
509 | 2336 r->write_event_handler = ngx_http_upstream_process_downstream; |
479 | 2337 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2338 ngx_http_upstream_process_upstream(r, u); |
479 | 2339 } |
2340 | |
2341 | |
487 | 2342 static void |
581 | 2343 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
2344 { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2345 ngx_event_t *wev; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2346 ngx_connection_t *c; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2347 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2348 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2349 c = r->connection; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2350 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2351 wev = c->write; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2352 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2353 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
|
2354 "http upstream process non buffered downstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2355 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2356 c->log->action = "sending to client"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2357 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2358 if (wev->timedout) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2359 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2360 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
3963
10fbb8f02a45
finalizing with rc == 0 in unbuffered proxy mode caused nginx to wait
Igor Sysoev <igor@sysoev.ru>
parents:
3944
diff
changeset
|
2361 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_REQUEST_TIME_OUT); |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2362 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2363 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2364 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2365 ngx_http_upstream_process_non_buffered_request(r, 1); |
581 | 2366 } |
2367 | |
2368 | |
2369 static void | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2370 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2371 ngx_http_upstream_t *u) |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2372 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2373 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2374 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2375 c = u->peer.connection; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2376 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2377 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
|
2378 "http upstream process non buffered upstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2379 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2380 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2381 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2382 if (c->read->timedout) { |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2383 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
|
2384 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
|
2385 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2386 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2387 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2388 ngx_http_upstream_process_non_buffered_request(r, 0); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2389 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2390 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2391 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2392 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2393 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2394 ngx_uint_t do_write) |
581 | 2395 { |
2396 size_t size; | |
2397 ssize_t n; | |
2398 ngx_buf_t *b; | |
583 | 2399 ngx_int_t rc; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2400 ngx_connection_t *downstream, *upstream; |
581 | 2401 ngx_http_upstream_t *u; |
2402 ngx_http_core_loc_conf_t *clcf; | |
2403 | |
756
d904b5cb3bba
fix building introduced by previous commit
Igor Sysoev <igor@sysoev.ru>
parents:
755
diff
changeset
|
2404 u = r->upstream; |
884 | 2405 downstream = r->connection; |
2406 upstream = u->peer.connection; | |
581 | 2407 |
2408 b = &u->buffer; | |
2409 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2410 do_write = do_write || u->length == 0; |
581 | 2411 |
2412 for ( ;; ) { | |
2413 | |
2414 if (do_write) { | |
2415 | |
2416 if (u->out_bufs || u->busy_bufs) { | |
583 | 2417 rc = ngx_http_output_filter(r, u->out_bufs); |
2418 | |
2419 if (rc == NGX_ERROR) { | |
581 | 2420 ngx_http_upstream_finalize_request(r, u, 0); |
2421 return; | |
2422 } | |
2423 | |
4114
5db098f97e0e
API change: ngx_chain_update_chains() now requires pool.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3976
diff
changeset
|
2424 ngx_chain_update_chains(r->pool, &u->free_bufs, &u->busy_bufs, |
581 | 2425 &u->out_bufs, u->output.tag); |
2426 } | |
2427 | |
2428 if (u->busy_bufs == NULL) { | |
2429 | |
2430 if (u->length == 0 | |
884 | 2431 || upstream->read->eof |
2432 || upstream->read->error) | |
581 | 2433 { |
2434 ngx_http_upstream_finalize_request(r, u, 0); | |
2435 return; | |
2436 } | |
2437 | |
2438 b->pos = b->start; | |
2439 b->last = b->start; | |
2440 } | |
2441 } | |
2442 | |
2443 size = b->end - b->last; | |
2444 | |
884 | 2445 if (size && upstream->read->ready) { |
2446 | |
2447 n = upstream->recv(upstream, b->last, size); | |
581 | 2448 |
2449 if (n == NGX_AGAIN) { | |
2450 break; | |
2451 } | |
2452 | |
2453 if (n > 0) { | |
2402 | 2454 u->state->response_length += n; |
2455 | |
581 | 2456 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
2457 ngx_http_upstream_finalize_request(r, u, 0); | |
2458 return; | |
2459 } | |
2460 } | |
2461 | |
2462 do_write = 1; | |
2463 | |
2464 continue; | |
2465 } | |
2466 | |
2467 break; | |
2468 } | |
2469 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2470 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2471 |
884 | 2472 if (downstream->data == r) { |
2473 if (ngx_handle_write_event(downstream->write, clcf->send_lowat) | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2474 != NGX_OK) |
583 | 2475 { |
2476 ngx_http_upstream_finalize_request(r, u, 0); | |
2477 return; | |
2478 } | |
581 | 2479 } |
2480 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2481 if (downstream->write->active && !downstream->write->ready) { |
884 | 2482 ngx_add_timer(downstream->write, clcf->send_timeout); |
2483 | |
2484 } else if (downstream->write->timer_set) { | |
2485 ngx_del_timer(downstream->write); | |
581 | 2486 } |
2487 | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2488 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
581 | 2489 ngx_http_upstream_finalize_request(r, u, 0); |
2490 return; | |
2491 } | |
2492 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2493 if (upstream->read->active && !upstream->read->ready) { |
884 | 2494 ngx_add_timer(upstream->read, u->conf->read_timeout); |
2495 | |
2496 } else if (upstream->read->timer_set) { | |
2497 ngx_del_timer(upstream->read); | |
581 | 2498 } |
2499 } | |
2500 | |
2501 | |
2502 static ngx_int_t | |
2503 ngx_http_upstream_non_buffered_filter_init(void *data) | |
2504 { | |
2505 return NGX_OK; | |
2506 } | |
2507 | |
2508 | |
2509 static ngx_int_t | |
2510 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
2511 { | |
2512 ngx_http_request_t *r = data; | |
2513 | |
2514 ngx_buf_t *b; | |
2515 ngx_chain_t *cl, **ll; | |
2516 ngx_http_upstream_t *u; | |
2517 | |
2518 u = r->upstream; | |
2519 | |
2520 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
2521 ll = &cl->next; | |
2522 } | |
2523 | |
2524 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
2525 if (cl == NULL) { | |
2526 return NGX_ERROR; | |
2527 } | |
2528 | |
2529 *ll = cl; | |
2530 | |
2531 cl->buf->flush = 1; | |
2532 cl->buf->memory = 1; | |
2533 | |
2534 b = &u->buffer; | |
2535 | |
2536 cl->buf->pos = b->last; | |
2537 b->last += bytes; | |
2538 cl->buf->last = b->last; | |
1908
f2953601ed3c
fix memory leak in long-lived non buffered connections
Igor Sysoev <igor@sysoev.ru>
parents:
1902
diff
changeset
|
2539 cl->buf->tag = u->output.tag; |
581 | 2540 |
4118
dbddec65fdab
Upstream: r->upstream->length type change to off_t.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4117
diff
changeset
|
2541 if (u->length == -1) { |
581 | 2542 return NGX_OK; |
2543 } | |
2544 | |
2545 u->length -= bytes; | |
2546 | |
2547 return NGX_OK; | |
2548 } | |
2549 | |
2550 | |
2551 static void | |
509 | 2552 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
2553 { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2554 ngx_event_t *wev; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2555 ngx_connection_t *c; |
509 | 2556 ngx_event_pipe_t *p; |
479 | 2557 ngx_http_upstream_t *u; |
2558 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2559 c = r->connection; |
479 | 2560 u = r->upstream; |
581 | 2561 p = u->pipe; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2562 wev = c->write; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2563 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2564 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
|
2565 "http upstream process downstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2566 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2567 c->log->action = "sending to client"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2568 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2569 if (wev->timedout) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2570 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2571 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2572 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2573 wev->timedout = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2574 wev->delayed = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2575 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2576 if (!wev->ready) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2577 ngx_add_timer(wev, p->send_timeout); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2578 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2579 if (ngx_handle_write_event(wev, p->send_lowat) != NGX_OK) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2580 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
|
2581 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2582 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2583 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2584 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2585 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2586 if (ngx_event_pipe(p, wev->write) == NGX_ABORT) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2587 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
|
2588 return; |
527 | 2589 } |
479 | 2590 |
2591 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2592 p->downstream_error = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2593 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2594 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
479 | 2595 } |
2596 | |
2597 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2598 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2599 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2600 |
527 | 2601 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2602 "http downstream delayed"); | |
2603 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2604 if (ngx_handle_write_event(wev, p->send_lowat) != NGX_OK) { |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2605 ngx_http_upstream_finalize_request(r, u, 0); |
527 | 2606 } |
2607 | |
2608 return; | |
2609 } | |
2610 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2611 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
479 | 2612 ngx_http_upstream_finalize_request(r, u, 0); |
2613 return; | |
2614 } | |
2615 } | |
577 | 2616 |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2617 ngx_http_upstream_process_request(r); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2618 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2619 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2620 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2621 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2622 ngx_http_upstream_process_upstream(ngx_http_request_t *r, |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2623 ngx_http_upstream_t *u) |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2624 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2625 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2626 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2627 c = u->peer.connection; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2628 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2629 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
|
2630 "http upstream process upstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2631 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2632 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2633 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2634 if (c->read->timedout) { |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2635 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
|
2636 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
|
2637 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2638 } else { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2639 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
|
2640 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
|
2641 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2642 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2643 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2644 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2645 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
|
2646 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2647 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2648 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2649 static void |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2650 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
|
2651 { |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2652 ngx_uint_t del; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2653 ngx_temp_file_t *tf; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2654 ngx_event_pipe_t *p; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2655 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2656 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2657 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2658 p = u->pipe; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2659 |
479 | 2660 if (u->peer.connection) { |
2661 | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2662 if (u->store) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2663 |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2664 del = p->upstream_error; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2665 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2666 tf = u->pipe->temp_file; |
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2667 |
2463 | 2668 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
|
2669 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2670 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
|
2671 && (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
|
2672 || (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
|
2673 { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2674 ngx_http_upstream_store(r, u); |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2675 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2676 } else { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2677 del = 1; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2678 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2679 } |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2680 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2681 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
|
2682 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2683 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
|
2684 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2685 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
|
2686 ngx_delete_file_n " \"%s\" failed", |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2687 u->pipe->temp_file->file.name.data); |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2688 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2689 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2690 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2691 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2692 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2693 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2694 if (u->cacheable) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2695 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2696 if (p->upstream_done) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2697 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
|
2698 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2699 } else if (p->upstream_eof) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2700 |
4298
186f02886bed
Upstream: don't cache unfinished responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4197
diff
changeset
|
2701 tf = u->pipe->temp_file; |
186f02886bed
Upstream: don't cache unfinished responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4197
diff
changeset
|
2702 |
186f02886bed
Upstream: don't cache unfinished responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4197
diff
changeset
|
2703 if (u->headers_in.content_length_n == -1 |
186f02886bed
Upstream: don't cache unfinished responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4197
diff
changeset
|
2704 || u->headers_in.content_length_n |
186f02886bed
Upstream: don't cache unfinished responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4197
diff
changeset
|
2705 == tf->offset - (off_t) r->cache->body_start) |
186f02886bed
Upstream: don't cache unfinished responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4197
diff
changeset
|
2706 { |
186f02886bed
Upstream: don't cache unfinished responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4197
diff
changeset
|
2707 ngx_http_file_cache_update(r, tf); |
186f02886bed
Upstream: don't cache unfinished responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4197
diff
changeset
|
2708 |
186f02886bed
Upstream: don't cache unfinished responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4197
diff
changeset
|
2709 } else { |
186f02886bed
Upstream: don't cache unfinished responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4197
diff
changeset
|
2710 ngx_http_file_cache_free(r->cache, tf); |
186f02886bed
Upstream: don't cache unfinished responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4197
diff
changeset
|
2711 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2712 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2713 } else if (p->upstream_error) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2714 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
479 | 2715 } |
2716 } | |
2717 | |
2718 #endif | |
2719 | |
2720 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
|
2721 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2722 "http upstream exit: %p", p->out); |
479 | 2723 #if 0 |
2724 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2725 #endif | |
2726 ngx_http_upstream_finalize_request(r, u, 0); | |
2727 return; | |
2728 } | |
2729 } | |
2730 | |
2731 if (p->downstream_error) { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2732 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2733 "http upstream downstream error"); |
479 | 2734 |
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2735 if (!u->cacheable && !u->store && u->peer.connection) { |
479 | 2736 ngx_http_upstream_finalize_request(r, u, 0); |
2737 } | |
2738 } | |
2739 } | |
2740 | |
2741 | |
487 | 2742 static void |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2743 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
|
2744 { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2745 size_t root; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2746 time_t lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2747 ngx_str_t path; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2748 ngx_temp_file_t *tf; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2749 ngx_ext_rename_file_t ext; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2750 |
1777 | 2751 tf = u->pipe->temp_file; |
2752 | |
2753 if (tf->file.fd == NGX_INVALID_FILE) { | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2754 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2755 /* create file for empty 200 response */ |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2756 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2757 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
|
2758 if (tf == NULL) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2759 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2760 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2761 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2762 tf->file.fd = NGX_INVALID_FILE; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2763 tf->file.log = r->connection->log; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2764 tf->path = u->conf->temp_path; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2765 tf->pool = r->pool; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2766 tf->persistent = 1; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2767 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2768 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
|
2769 tf->persistent, tf->clean, tf->access) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2770 != NGX_OK) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2771 { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2772 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2773 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2774 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2775 u->pipe->temp_file = tf; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2776 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2777 |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2778 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
|
2779 ext.path_access = u->conf->store_access; |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2780 ext.time = -1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2781 ext.create_path = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2782 ext.delete_file = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2783 ext.log = r->connection->log; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2784 |
1705 | 2785 if (u->headers_in.last_modified) { |
2786 | |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2787 lm = ngx_http_parse_time(u->headers_in.last_modified->value.data, |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2788 u->headers_in.last_modified->value.len); |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2789 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2790 if (lm != NGX_ERROR) { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2791 ext.time = lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2792 ext.fd = tf->file.fd; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2793 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2794 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2795 |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2796 if (u->conf->store_lengths == NULL) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2797 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2798 ngx_http_map_uri_to_path(r, &path, &root, 0); |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2799 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2800 } else { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2801 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
|
2802 u->conf->store_values->elts) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2803 == NULL) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2804 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2805 return; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2806 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2807 } |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2808 |
3032
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2809 path.len--; |
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2810 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2811 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2812 "upstream stores \"%s\" to \"%s\"", |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2813 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
|
2814 |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2815 (void) ngx_ext_rename_file(&tf->file.name, &path, &ext); |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2816 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2817 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2818 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2819 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2820 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 2821 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2822 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 2823 "http upstream dummy handler"); |
2824 } | |
2825 | |
2826 | |
487 | 2827 static void |
2828 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
2829 ngx_uint_t ft_type) | |
479 | 2830 { |
884 | 2831 ngx_uint_t status, state; |
479 | 2832 |
2833 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
884 | 2834 "http next upstream, %xi", ft_type); |
479 | 2835 |
2836 #if 0 | |
2837 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2838 #endif | |
2839 | |
525 | 2840 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
884 | 2841 state = NGX_PEER_NEXT; |
525 | 2842 } else { |
884 | 2843 state = NGX_PEER_FAILED; |
479 | 2844 } |
525 | 2845 |
1378 | 2846 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
2847 u->peer.free(&u->peer, u->peer.data, state); | |
2848 } | |
525 | 2849 |
479 | 2850 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
2851 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
2852 "upstream timed out"); | |
2853 } | |
577 | 2854 |
479 | 2855 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
2856 status = 0; | |
2857 | |
4115
70a45a504905
Workaround for cpu hog on errors with cached connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
2858 /* TODO: inform balancer instead */ |
70a45a504905
Workaround for cpu hog on errors with cached connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
2859 |
70a45a504905
Workaround for cpu hog on errors with cached connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
2860 u->peer.tries++; |
70a45a504905
Workaround for cpu hog on errors with cached connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
2861 |
479 | 2862 } else { |
2863 switch(ft_type) { | |
2864 | |
2865 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
2866 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
2867 break; | |
2868 | |
2869 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
2870 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
2871 break; | |
2872 | |
2873 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
2874 status = NGX_HTTP_NOT_FOUND; | |
2875 break; | |
2876 | |
2877 /* | |
2878 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
2879 * never reach here | |
2880 */ | |
2881 | |
2882 default: | |
2883 status = NGX_HTTP_BAD_GATEWAY; | |
2884 } | |
2885 } | |
2886 | |
583 | 2887 if (r->connection->error) { |
479 | 2888 ngx_http_upstream_finalize_request(r, u, |
2889 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
2890 return; | |
2891 } | |
2892 | |
2893 if (status) { | |
2894 u->state->status = status; | |
2895 | |
525 | 2896 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
479 | 2897 |
2898 #if (NGX_HTTP_CACHE) | |
2899 | |
2952 | 2900 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
2901 && (u->conf->cache_use_stale & ft_type)) | |
2902 { | |
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2903 ngx_int_t rc; |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2904 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2905 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
|
2906 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2907 if (rc == NGX_OK) { |
2952 | 2908 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
|
2909 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
|
2910 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2911 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2912 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2913 return; |
2914 } | |
2915 #endif | |
2916 | |
2917 ngx_http_upstream_finalize_request(r, u, status); | |
2918 return; | |
2919 } | |
2920 } | |
2921 | |
2922 if (u->peer.connection) { | |
2923 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2924 "close http upstream connection: %d", | |
2925 u->peer.connection->fd); | |
577 | 2926 #if (NGX_HTTP_SSL) |
884 | 2927 |
577 | 2928 if (u->peer.connection->ssl) { |
884 | 2929 u->peer.connection->ssl->no_wait_shutdown = 1; |
2930 u->peer.connection->ssl->no_send_shutdown = 1; | |
2931 | |
2932 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2933 } |
2934 #endif | |
884 | 2935 |
4138
70e1ee2307f9
Fix of separate pool for upstream connections (r4117).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4124
diff
changeset
|
2936 if (u->peer.connection->pool) { |
70e1ee2307f9
Fix of separate pool for upstream connections (r4117).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4124
diff
changeset
|
2937 ngx_destroy_pool(u->peer.connection->pool); |
70e1ee2307f9
Fix of separate pool for upstream connections (r4117).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4124
diff
changeset
|
2938 } |
70e1ee2307f9
Fix of separate pool for upstream connections (r4117).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4124
diff
changeset
|
2939 |
479 | 2940 ngx_close_connection(u->peer.connection); |
4143
114e3a7c3b8d
Upstream: clearing of u->peer.connection on close.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4138
diff
changeset
|
2941 u->peer.connection = NULL; |
479 | 2942 } |
2943 | |
2944 #if 0 | |
2945 if (u->conf->busy_lock && !u->busy_locked) { | |
2946 ngx_http_upstream_busy_lock(p); | |
2947 return; | |
2948 } | |
2949 #endif | |
2950 | |
2951 ngx_http_upstream_connect(r, u); | |
2952 } | |
2953 | |
2954 | |
487 | 2955 static void |
569 | 2956 ngx_http_upstream_cleanup(void *data) |
2957 { | |
2958 ngx_http_request_t *r = data; | |
2959 | |
1705 | 2960 ngx_http_upstream_t *u; |
2961 | |
569 | 2962 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2963 "cleanup http upstream request: \"%V\"", &r->uri); | |
2964 | |
1705 | 2965 u = r->upstream; |
2966 | |
2967 if (u->resolved && u->resolved->ctx) { | |
2968 ngx_resolve_name_done(u->resolved->ctx); | |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2969 u->resolved->ctx = NULL; |
1658 | 2970 } |
2971 | |
1705 | 2972 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
569 | 2973 } |
2974 | |
2975 | |
2976 static void | |
487 | 2977 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
2978 ngx_http_upstream_t *u, ngx_int_t rc) | |
479 | 2979 { |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2980 ngx_time_t *tp; |
563 | 2981 |
483 | 2982 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2983 "finalize http upstream request: %i", rc); | |
479 | 2984 |
2413 | 2985 if (u->cleanup) { |
2986 *u->cleanup = NULL; | |
3418
a076e1823737
delete u->cleanup mark, this fixes large values in $upstream_response_time,
Igor Sysoev <igor@sysoev.ru>
parents:
3401
diff
changeset
|
2987 u->cleanup = NULL; |
2413 | 2988 } |
569 | 2989 |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2990 if (u->resolved && u->resolved->ctx) { |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2991 ngx_resolve_name_done(u->resolved->ctx); |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2992 u->resolved->ctx = NULL; |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2993 } |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2994 |
1658 | 2995 if (u->state && u->state->response_sec) { |
563 | 2996 tp = ngx_timeofday(); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2997 u->state->response_sec = tp->sec - u->state->response_sec; |
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2998 u->state->response_msec = tp->msec - u->state->response_msec; |
2402 | 2999 |
3000 if (u->pipe) { | |
3001 u->state->response_length = u->pipe->read_length; | |
3002 } | |
563 | 3003 } |
3004 | |
479 | 3005 u->finalize_request(r, rc); |
3006 | |
1658 | 3007 if (u->peer.free) { |
3008 u->peer.free(&u->peer, u->peer.data, 0); | |
3009 } | |
884 | 3010 |
479 | 3011 if (u->peer.connection) { |
884 | 3012 |
577 | 3013 #if (NGX_HTTP_SSL) |
3014 | |
3015 /* TODO: do not shutdown persistent connection */ | |
3016 | |
3017 if (u->peer.connection->ssl) { | |
884 | 3018 |
3019 /* | |
3020 * We send the "close notify" shutdown alert to the upstream only | |
3021 * and do not wait its "close notify" shutdown alert. | |
3022 * It is acceptable according to the TLS standard. | |
3023 */ | |
3024 | |
3025 u->peer.connection->ssl->no_wait_shutdown = 1; | |
3026 | |
3027 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 3028 } |
3029 #endif | |
884 | 3030 |
3031 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
3032 "close http upstream connection: %d", | |
3033 u->peer.connection->fd); | |
3034 | |
4138
70e1ee2307f9
Fix of separate pool for upstream connections (r4117).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4124
diff
changeset
|
3035 if (u->peer.connection->pool) { |
70e1ee2307f9
Fix of separate pool for upstream connections (r4117).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4124
diff
changeset
|
3036 ngx_destroy_pool(u->peer.connection->pool); |
70e1ee2307f9
Fix of separate pool for upstream connections (r4117).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4124
diff
changeset
|
3037 } |
70e1ee2307f9
Fix of separate pool for upstream connections (r4117).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4124
diff
changeset
|
3038 |
479 | 3039 ngx_close_connection(u->peer.connection); |
3040 } | |
3041 | |
483 | 3042 u->peer.connection = NULL; |
3043 | |
581 | 3044 if (u->pipe && u->pipe->temp_file) { |
479 | 3045 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3046 "http upstream temp fd: %d", | |
581 | 3047 u->pipe->temp_file->file.fd); |
479 | 3048 } |
3049 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3050 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3051 |
3940
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3052 if (r->cache) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3053 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3054 if (u->cacheable) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3055 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3056 if (rc == NGX_HTTP_BAD_GATEWAY || rc == NGX_HTTP_GATEWAY_TIME_OUT) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3057 time_t valid; |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3058 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3059 valid = ngx_http_file_cache_valid(u->conf->cache_valid, rc); |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3060 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3061 if (valid) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3062 r->cache->valid_sec = ngx_time() + valid; |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3063 r->cache->error = rc; |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3064 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3065 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3066 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3067 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
3068 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
479 | 3069 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3070 |
479 | 3071 #endif |
3072 | |
2692 | 3073 if (u->header_sent |
3963
10fbb8f02a45
finalizing with rc == 0 in unbuffered proxy mode caused nginx to wait
Igor Sysoev <igor@sysoev.ru>
parents:
3944
diff
changeset
|
3074 && rc != NGX_HTTP_REQUEST_TIME_OUT |
2692 | 3075 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3076 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3077 rc = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3078 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3079 |
515 | 3080 if (rc == NGX_DECLINED) { |
3081 return; | |
3082 } | |
3083 | |
483 | 3084 r->connection->log->action = "sending to client"; |
3085 | |
4151
3549db8ceaf2
Cache: fix for sending of stale responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4143
diff
changeset
|
3086 if (rc == 0 |
3549db8ceaf2
Cache: fix for sending of stale responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4143
diff
changeset
|
3087 #if (NGX_HTTP_CACHE) |
3549db8ceaf2
Cache: fix for sending of stale responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4143
diff
changeset
|
3088 && !r->cached |
3549db8ceaf2
Cache: fix for sending of stale responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4143
diff
changeset
|
3089 #endif |
3549db8ceaf2
Cache: fix for sending of stale responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4143
diff
changeset
|
3090 ) |
3549db8ceaf2
Cache: fix for sending of stale responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4143
diff
changeset
|
3091 { |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
3092 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
479 | 3093 } |
3094 | |
3095 ngx_http_finalize_request(r, rc); | |
3096 } | |
3097 | |
3098 | |
509 | 3099 static ngx_int_t |
3100 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3101 ngx_uint_t offset) | |
577 | 3102 { |
509 | 3103 ngx_table_elt_t **ph; |
577 | 3104 |
509 | 3105 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
3106 | |
3107 if (*ph == NULL) { | |
3108 *ph = h; | |
3109 } | |
3110 | |
3111 return NGX_OK; | |
3112 } | |
3113 | |
3114 | |
3115 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
|
3116 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
|
3117 ngx_uint_t offset) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3118 { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3119 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3120 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3121 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3122 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3123 static ngx_int_t |
4117
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3124 ngx_http_upstream_process_content_length(ngx_http_request_t *r, |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3125 ngx_table_elt_t *h, ngx_uint_t offset) |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3126 { |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3127 ngx_http_upstream_t *u; |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3128 |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3129 u = r->upstream; |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3130 |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3131 u->headers_in.content_length = h; |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3132 u->headers_in.content_length_n = ngx_atoof(h->value.data, h->value.len); |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3133 |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3134 return NGX_OK; |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3135 } |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3136 |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3137 |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3138 static ngx_int_t |
3669
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3139 ngx_http_upstream_process_set_cookie(ngx_http_request_t *r, ngx_table_elt_t *h, |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3140 ngx_uint_t offset) |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3141 { |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3142 #if (NGX_HTTP_CACHE) |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3143 ngx_http_upstream_t *u; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3144 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3145 u = r->upstream; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3146 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3147 if (!(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_SET_COOKIE)) { |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3148 u->cacheable = 0; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3149 } |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3150 #endif |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3151 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3152 return NGX_OK; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3153 } |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3154 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3155 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3156 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
|
3157 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 3158 ngx_table_elt_t *h, ngx_uint_t offset) |
3159 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3160 ngx_array_t *pa; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3161 ngx_table_elt_t **ph; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3162 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3163 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3164 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3165 pa = &u->headers_in.cache_control; |
509 | 3166 |
3167 if (pa->elts == NULL) { | |
3168 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3169 { | |
3170 return NGX_ERROR; | |
3171 } | |
3172 } | |
3173 | |
3174 ph = ngx_array_push(pa); | |
3175 if (ph == NULL) { | |
3176 return NGX_ERROR; | |
3177 } | |
3178 | |
3179 *ph = h; | |
3180 | |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3181 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3182 { |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3183 u_char *p, *last; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3184 ngx_int_t n; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3185 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3186 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
|
3187 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3188 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3189 |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3190 if (r->cache == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3191 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3192 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3193 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3194 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
|
3195 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3196 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3197 |
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3198 p = h->value.data; |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3199 last = p + h->value.len; |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3200 |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3201 if (ngx_strlcasestrn(p, last, (u_char *) "no-cache", 8 - 1) != NULL |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3202 || ngx_strlcasestrn(p, last, (u_char *) "no-store", 8 - 1) != NULL |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3203 || ngx_strlcasestrn(p, last, (u_char *) "private", 7 - 1) != NULL) |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3204 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3205 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3206 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3207 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3208 |
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3209 p = ngx_strlcasestrn(p, last, (u_char *) "max-age=", 8 - 1); |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3210 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3211 if (p == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3212 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3213 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3214 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3215 n = 0; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3216 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3217 for (p += 8; p < last; p++) { |
3198
48bfb7dc981b
test comma separator in "Cache-Control"
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
3218 if (*p == ',' || *p == ';' || *p == ' ') { |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3219 break; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3220 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3221 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3222 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
|
3223 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
|
3224 continue; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3225 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3226 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3227 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3228 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3229 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3230 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3231 if (n == 0) { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3232 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3233 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3234 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3235 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3236 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
|
3237 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3238 #endif |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3239 |
509 | 3240 return NGX_OK; |
3241 } | |
3242 | |
3243 | |
3244 static ngx_int_t | |
2666 | 3245 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
3246 ngx_uint_t offset) | |
3247 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3248 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3249 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3250 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3251 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
|
3252 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3253 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3254 { |
2666 | 3255 time_t expires; |
3256 | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3257 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
|
3258 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3259 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3260 |
2666 | 3261 if (r->cache == NULL) { |
3262 return NGX_OK; | |
3263 } | |
3264 | |
3265 if (r->cache->valid_sec != 0) { | |
3266 return NGX_OK; | |
3267 } | |
3268 | |
3269 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
3270 | |
3271 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
|
3272 u->cacheable = 0; |
2666 | 3273 return NGX_OK; |
3274 } | |
3275 | |
3276 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
|
3277 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3278 #endif |
2666 | 3279 |
3280 return NGX_OK; | |
3281 } | |
3282 | |
3283 | |
3284 static ngx_int_t | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3285 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
|
3286 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
|
3287 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3288 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3289 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3290 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3291 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
|
3292 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3293 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3294 { |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3295 u_char *p; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3296 size_t len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3297 ngx_int_t n; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3298 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3299 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
|
3300 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3301 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3302 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3303 if (r->cache == NULL) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3304 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3305 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3306 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3307 len = h->value.len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3308 p = h->value.data; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3309 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3310 if (p[0] != '@') { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3311 n = ngx_atoi(p, len); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3312 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3313 switch (n) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3314 case 0: |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3315 u->cacheable = 0; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3316 case NGX_ERROR: |
2667 | 3317 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3318 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3319 default: |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3320 r->cache->valid_sec = ngx_time() + n; |
2667 | 3321 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3322 } |
2667 | 3323 } |
3324 | |
3325 p++; | |
3326 len--; | |
3327 | |
3328 n = ngx_atoi(p, len); | |
3329 | |
3330 if (n != NGX_ERROR) { | |
3331 r->cache->valid_sec = n; | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3332 } |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3333 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3334 #endif |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3335 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3336 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3337 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3338 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3339 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3340 static ngx_int_t |
527 | 3341 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
3342 ngx_uint_t offset) | |
577 | 3343 { |
4197
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3344 ngx_int_t n; |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3345 ngx_http_upstream_t *u; |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3346 |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3347 u = r->upstream; |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3348 u->headers_in.x_accel_limit_rate = h; |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3349 |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3350 if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_LIMIT_RATE) { |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3351 return NGX_OK; |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3352 } |
527 | 3353 |
3354 n = ngx_atoi(h->value.data, h->value.len); | |
3355 | |
3356 if (n != NGX_ERROR) { | |
3357 r->limit_rate = (size_t) n; | |
3358 } | |
3359 | |
3360 return NGX_OK; | |
3361 } | |
3362 | |
3363 | |
3364 static ngx_int_t | |
649 | 3365 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
3366 ngx_uint_t offset) | |
3367 { | |
4197
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3368 u_char c0, c1, c2; |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3369 ngx_http_upstream_t *u; |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3370 |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3371 u = r->upstream; |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3372 |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3373 if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_BUFFERING) { |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3374 return NGX_OK; |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3375 } |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3376 |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3377 if (u->conf->change_buffering) { |
649 | 3378 |
3379 if (h->value.len == 2) { | |
3380 c0 = ngx_tolower(h->value.data[0]); | |
3381 c1 = ngx_tolower(h->value.data[1]); | |
3382 | |
3383 if (c0 == 'n' && c1 == 'o') { | |
4197
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3384 u->buffering = 0; |
649 | 3385 } |
3386 | |
3387 } else if (h->value.len == 3) { | |
3388 c0 = ngx_tolower(h->value.data[0]); | |
3389 c1 = ngx_tolower(h->value.data[1]); | |
3390 c2 = ngx_tolower(h->value.data[2]); | |
3391 | |
3392 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
4197
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3393 u->buffering = 1; |
649 | 3394 } |
3395 } | |
3396 } | |
3397 | |
3398 return NGX_OK; | |
3399 } | |
3400 | |
3401 | |
3402 static ngx_int_t | |
657 | 3403 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
3404 ngx_uint_t offset) | |
3405 { | |
4197
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3406 if (r->upstream->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_CHARSET) { |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3407 return NGX_OK; |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3408 } |
cf6a3467b5db
Additional headers for proxy/fastcgi/uwsgi/scgi_ignore_headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4182
diff
changeset
|
3409 |
657 | 3410 r->headers_out.override_charset = &h->value; |
3411 | |
3412 return NGX_OK; | |
3413 } | |
3414 | |
3415 | |
3416 static ngx_int_t | |
4124
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3417 ngx_http_upstream_process_connection(ngx_http_request_t *r, ngx_table_elt_t *h, |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3418 ngx_uint_t offset) |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3419 { |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3420 r->upstream->headers_in.connection = h; |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3421 |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3422 if (ngx_strlcasestrn(h->value.data, h->value.data + h->value.len, |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3423 (u_char *) "close", 5 - 1) |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3424 != NULL) |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3425 { |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3426 r->upstream->headers_in.connection_close = 1; |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3427 } |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3428 |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3429 return NGX_OK; |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3430 } |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3431 |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3432 |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3433 static ngx_int_t |
4123
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3434 ngx_http_upstream_process_transfer_encoding(ngx_http_request_t *r, |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3435 ngx_table_elt_t *h, ngx_uint_t offset) |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3436 { |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3437 r->upstream->headers_in.transfer_encoding = h; |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3438 |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3439 if (ngx_strlcasestrn(h->value.data, h->value.data + h->value.len, |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3440 (u_char *) "chunked", 7 - 1) |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3441 != NULL) |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3442 { |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3443 r->upstream->headers_in.chunked = 1; |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3444 } |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3445 |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3446 return NGX_OK; |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3447 } |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3448 |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3449 |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3450 static ngx_int_t |
509 | 3451 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
3452 ngx_uint_t offset) | |
3453 { | |
573 | 3454 ngx_table_elt_t *ho, **ph; |
509 | 3455 |
3456 ho = ngx_list_push(&r->headers_out.headers); | |
3457 if (ho == NULL) { | |
3458 return NGX_ERROR; | |
3459 } | |
3460 | |
3461 *ho = *h; | |
3462 | |
573 | 3463 if (offset) { |
3464 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
3465 *ph = ho; | |
3466 } | |
3467 | |
509 | 3468 return NGX_OK; |
3469 } | |
3470 | |
3471 | |
3472 static ngx_int_t | |
3473 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
3474 ngx_table_elt_t *h, ngx_uint_t offset) | |
3475 { | |
3476 ngx_array_t *pa; | |
3477 ngx_table_elt_t *ho, **ph; | |
3478 | |
3479 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
3480 | |
3481 if (pa->elts == NULL) { | |
3482 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3483 { | |
3484 return NGX_ERROR; | |
3485 } | |
3486 } | |
3487 | |
3488 ph = ngx_array_push(pa); | |
3489 if (ph == NULL) { | |
3490 return NGX_ERROR; | |
3491 } | |
3492 | |
3493 ho = ngx_list_push(&r->headers_out.headers); | |
3494 if (ho == NULL) { | |
3495 return NGX_ERROR; | |
3496 } | |
3497 | |
3498 *ho = *h; | |
3499 *ph = ho; | |
3500 | |
3501 return NGX_OK; | |
3502 } | |
3503 | |
3504 | |
3505 static ngx_int_t | |
3506 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3507 ngx_uint_t offset) | |
3508 { | |
657 | 3509 u_char *p, *last; |
3510 | |
3511 r->headers_out.content_type_len = h->value.len; | |
509 | 3512 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
|
3513 r->headers_out.content_type_lowcase = NULL; |
509 | 3514 |
657 | 3515 for (p = h->value.data; *p; p++) { |
3516 | |
3517 if (*p != ';') { | |
3518 continue; | |
3519 } | |
3520 | |
3521 last = p; | |
3522 | |
3523 while (*++p == ' ') { /* void */ } | |
3524 | |
1968 | 3525 if (*p == '\0') { |
3526 return NGX_OK; | |
3527 } | |
3528 | |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3529 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
657 | 3530 continue; |
3531 } | |
3532 | |
3533 p += 8; | |
3534 | |
3535 r->headers_out.content_type_len = last - h->value.data; | |
3536 | |
2244 | 3537 if (*p == '"') { |
3538 p++; | |
3539 } | |
3540 | |
3541 last = h->value.data + h->value.len; | |
3542 | |
3543 if (*(last - 1) == '"') { | |
3544 last--; | |
3545 } | |
3546 | |
3547 r->headers_out.charset.len = last - p; | |
657 | 3548 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
|
3549 |
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3550 return NGX_OK; |
657 | 3551 } |
3552 | |
509 | 3553 return NGX_OK; |
3554 } | |
3555 | |
3556 | |
3557 static ngx_int_t | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3558 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
|
3559 ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3560 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3561 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3562 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3563 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3564 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3565 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3566 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3567 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3568 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3569 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3570 r->headers_out.last_modified = ho; |
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3571 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3572 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3573 |
2952 | 3574 if (r->upstream->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3575 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
|
3576 h->value.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3577 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3578 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3579 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3580 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3581 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3582 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3583 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3584 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3585 static ngx_int_t |
509 | 3586 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
3587 ngx_uint_t offset) | |
3588 { | |
3589 ngx_int_t rc; | |
3590 ngx_table_elt_t *ho; | |
3591 | |
3592 ho = ngx_list_push(&r->headers_out.headers); | |
3593 if (ho == NULL) { | |
3594 return NGX_ERROR; | |
3595 } | |
3596 | |
3597 *ho = *h; | |
3598 | |
3599 if (r->upstream->rewrite_redirect) { | |
3600 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
3601 | |
529 | 3602 if (rc == NGX_DECLINED) { |
3603 return NGX_OK; | |
3604 } | |
3605 | |
509 | 3606 if (rc == NGX_OK) { |
3607 r->headers_out.location = ho; | |
3608 | |
3609 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
3610 "rewritten location: \"%V\"", &ho->value); | |
3611 } | |
3612 | |
3613 return rc; | |
3614 } | |
3615 | |
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3616 if (ho->value.data[0] != '/') { |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3617 r->headers_out.location = ho; |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3618 } |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3619 |
509 | 3620 /* |
3621 * we do not set r->headers_out.location here to avoid the handling | |
3622 * the local redirects without a host name by ngx_http_header_filter() | |
3623 */ | |
3624 | |
3625 return NGX_OK; | |
3626 } | |
3627 | |
3628 | |
3629 static ngx_int_t | |
3630 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3631 ngx_uint_t offset) | |
3632 { | |
3633 u_char *p; | |
3634 ngx_int_t rc; | |
3635 ngx_table_elt_t *ho; | |
3636 | |
3637 ho = ngx_list_push(&r->headers_out.headers); | |
3638 if (ho == NULL) { | |
3639 return NGX_ERROR; | |
3640 } | |
3641 | |
3642 *ho = *h; | |
3643 | |
3644 if (r->upstream->rewrite_redirect) { | |
3645 | |
1549 | 3646 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
509 | 3647 |
3648 if (p) { | |
3649 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
3650 | |
3651 } else { | |
3652 return NGX_OK; | |
3653 } | |
3654 | |
529 | 3655 if (rc == NGX_DECLINED) { |
3656 return NGX_OK; | |
3657 } | |
3658 | |
509 | 3659 if (rc == NGX_OK) { |
1654 | 3660 r->headers_out.refresh = ho; |
3661 | |
509 | 3662 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3663 "rewritten refresh: \"%V\"", &ho->value); | |
3664 } | |
3665 | |
3666 return rc; | |
3667 } | |
3668 | |
1654 | 3669 r->headers_out.refresh = ho; |
3670 | |
509 | 3671 return NGX_OK; |
3672 } | |
3673 | |
3674 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3675 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3676 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
|
3677 ngx_table_elt_t *h, ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3678 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3679 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3680 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3681 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3682 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3683 if (r->cached) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3684 r->allow_ranges = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3685 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3686 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3687 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3688 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3689 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3690 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3691 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3692 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3693 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3694 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3695 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3696 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3697 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3698 r->headers_out.accept_ranges = ho; |
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3699 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3700 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3701 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3702 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3703 |
509 | 3704 #if (NGX_HTTP_GZIP) |
3705 | |
3706 static ngx_int_t | |
3707 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
3708 ngx_table_elt_t *h, ngx_uint_t offset) | |
3709 { | |
3710 ngx_table_elt_t *ho; | |
3711 | |
3712 ho = ngx_list_push(&r->headers_out.headers); | |
3713 if (ho == NULL) { | |
3714 return NGX_ERROR; | |
3715 } | |
3716 | |
3717 *ho = *h; | |
3718 | |
3719 r->headers_out.content_encoding = ho; | |
3720 | |
3721 return NGX_OK; | |
3722 } | |
3723 | |
3724 #endif | |
3725 | |
3726 | |
487 | 3727 static ngx_int_t |
573 | 3728 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
479 | 3729 { |
880 | 3730 ngx_http_variable_t *var, *v; |
479 | 3731 |
573 | 3732 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
3733 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
3734 if (var == NULL) { | |
3735 return NGX_ERROR; | |
3736 } | |
3737 | |
637 | 3738 var->get_handler = v->get_handler; |
573 | 3739 var->data = v->data; |
3740 } | |
3741 | |
479 | 3742 return NGX_OK; |
3743 } | |
509 | 3744 |
3745 | |
573 | 3746 static ngx_int_t |
1181 | 3747 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
3748 ngx_http_variable_value_t *v, uintptr_t data) | |
3749 { | |
3750 u_char *p; | |
3751 size_t len; | |
3752 ngx_uint_t i; | |
3753 ngx_http_upstream_state_t *state; | |
3754 | |
3755 v->valid = 1; | |
1565 | 3756 v->no_cacheable = 0; |
1181 | 3757 v->not_found = 0; |
3758 | |
3759 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3760 v->not_found = 1; | |
3761 return NGX_OK; | |
3762 } | |
3763 | |
3764 len = 0; | |
3765 state = r->upstream_states->elts; | |
3766 | |
3767 for (i = 0; i < r->upstream_states->nelts; i++) { | |
3768 if (state[i].peer) { | |
3769 len += state[i].peer->len + 2; | |
3770 | |
3771 } else { | |
3772 len += 3; | |
3773 } | |
3774 } | |
3775 | |
2049 | 3776 p = ngx_pnalloc(r->pool, len); |
1181 | 3777 if (p == NULL) { |
3778 return NGX_ERROR; | |
3779 } | |
3780 | |
3781 v->data = p; | |
3782 | |
3783 i = 0; | |
3784 | |
3785 for ( ;; ) { | |
3786 if (state[i].peer) { | |
3787 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
3788 } | |
3789 | |
3790 if (++i == r->upstream_states->nelts) { | |
3791 break; | |
3792 } | |
3793 | |
3794 if (state[i].peer) { | |
3795 *p++ = ','; | |
3796 *p++ = ' '; | |
3797 | |
3798 } else { | |
3799 *p++ = ' '; | |
3800 *p++ = ':'; | |
3801 *p++ = ' '; | |
3802 | |
3803 if (++i == r->upstream_states->nelts) { | |
3804 break; | |
3805 } | |
3806 | |
3807 continue; | |
3808 } | |
3809 } | |
3810 | |
3811 v->len = p - v->data; | |
3812 | |
3813 return NGX_OK; | |
3814 } | |
3815 | |
3816 | |
3817 static ngx_int_t | |
573 | 3818 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
3819 ngx_http_variable_value_t *v, uintptr_t data) | |
3820 { | |
3821 u_char *p; | |
3822 size_t len; | |
3823 ngx_uint_t i; | |
3824 ngx_http_upstream_state_t *state; | |
3825 | |
3826 v->valid = 1; | |
1565 | 3827 v->no_cacheable = 0; |
573 | 3828 v->not_found = 0; |
3829 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3830 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3831 v->not_found = 1; |
3832 return NGX_OK; | |
3833 } | |
3834 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3835 len = r->upstream_states->nelts * (3 + 2); |
573 | 3836 |
2049 | 3837 p = ngx_pnalloc(r->pool, len); |
573 | 3838 if (p == NULL) { |
3839 return NGX_ERROR; | |
3840 } | |
3841 | |
3842 v->data = p; | |
3843 | |
3844 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
|
3845 state = r->upstream_states->elts; |
573 | 3846 |
3847 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3848 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
|
3849 p = ngx_sprintf(p, "%ui", state[i].status); |
573 | 3850 |
3851 } else { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3852 *p++ = '-'; |
573 | 3853 } |
3854 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3855 if (++i == r->upstream_states->nelts) { |
573 | 3856 break; |
3857 } | |
3858 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3859 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
|
3860 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3861 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3862 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3863 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3864 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3865 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3866 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3867 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3868 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
|
3869 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3870 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3871 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3872 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3873 } |
573 | 3874 } |
3875 | |
3876 v->len = p - v->data; | |
3877 | |
3878 return NGX_OK; | |
3879 } | |
3880 | |
3881 | |
3882 static ngx_int_t | |
3883 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
3884 ngx_http_variable_value_t *v, uintptr_t data) | |
3885 { | |
3886 u_char *p; | |
3887 size_t len; | |
3888 ngx_uint_t i; | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3889 ngx_msec_int_t ms; |
573 | 3890 ngx_http_upstream_state_t *state; |
3891 | |
3892 v->valid = 1; | |
1565 | 3893 v->no_cacheable = 0; |
573 | 3894 v->not_found = 0; |
3895 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3896 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3897 v->not_found = 1; |
3898 return NGX_OK; | |
3899 } | |
3900 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3901 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
573 | 3902 |
2049 | 3903 p = ngx_pnalloc(r->pool, len); |
573 | 3904 if (p == NULL) { |
3905 return NGX_ERROR; | |
3906 } | |
3907 | |
3908 v->data = p; | |
3909 | |
3910 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
|
3911 state = r->upstream_states->elts; |
573 | 3912 |
3913 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3914 if (state[i].status) { |
1640 | 3915 ms = (ngx_msec_int_t) |
3916 (state[i].response_sec * 1000 + state[i].response_msec); | |
3515 | 3917 ms = ngx_max(ms, 0); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3918 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
|
3919 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3920 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3921 *p++ = '-'; |
573 | 3922 } |
3923 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3924 if (++i == r->upstream_states->nelts) { |
573 | 3925 break; |
3926 } | |
3927 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3928 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
|
3929 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3930 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3931 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3932 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3933 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3934 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3935 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3936 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3937 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
|
3938 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3939 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3940 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3941 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3942 } |
573 | 3943 } |
3944 | |
3945 v->len = p - v->data; | |
3946 | |
3947 return NGX_OK; | |
3948 } | |
3949 | |
3950 | |
2402 | 3951 static ngx_int_t |
3952 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
3953 ngx_http_variable_value_t *v, uintptr_t data) | |
3954 { | |
3955 u_char *p; | |
3956 size_t len; | |
3957 ngx_uint_t i; | |
3958 ngx_http_upstream_state_t *state; | |
3959 | |
3960 v->valid = 1; | |
3961 v->no_cacheable = 0; | |
3962 v->not_found = 0; | |
3963 | |
3964 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3965 v->not_found = 1; | |
3966 return NGX_OK; | |
3967 } | |
3968 | |
3969 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
3970 | |
3971 p = ngx_pnalloc(r->pool, len); | |
3972 if (p == NULL) { | |
3973 return NGX_ERROR; | |
3974 } | |
3975 | |
3976 v->data = p; | |
3977 | |
3978 i = 0; | |
3979 state = r->upstream_states->elts; | |
3980 | |
3981 for ( ;; ) { | |
3982 p = ngx_sprintf(p, "%O", state[i].response_length); | |
3983 | |
3984 if (++i == r->upstream_states->nelts) { | |
3985 break; | |
3986 } | |
3987 | |
3988 if (state[i].peer) { | |
3989 *p++ = ','; | |
3990 *p++ = ' '; | |
3991 | |
3992 } else { | |
3993 *p++ = ' '; | |
3994 *p++ = ':'; | |
3995 *p++ = ' '; | |
3996 | |
3997 if (++i == r->upstream_states->nelts) { | |
3998 break; | |
3999 } | |
4000 | |
4001 continue; | |
4002 } | |
4003 } | |
4004 | |
4005 v->len = p - v->data; | |
4006 | |
4007 return NGX_OK; | |
4008 } | |
4009 | |
4010 | |
1162 | 4011 ngx_int_t |
4012 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
4013 ngx_http_variable_value_t *v, uintptr_t data) | |
4014 { | |
4015 if (r->upstream == NULL) { | |
4016 v->not_found = 1; | |
4017 return NGX_OK; | |
4018 } | |
4019 | |
4020 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
4021 &r->upstream->headers_in.headers.part, | |
4022 sizeof("upstream_http_") - 1); | |
4023 } | |
4024 | |
4025 | |
2952 | 4026 #if (NGX_HTTP_CACHE) |
4027 | |
4028 ngx_int_t | |
4029 ngx_http_upstream_cache_status(ngx_http_request_t *r, | |
4030 ngx_http_variable_value_t *v, uintptr_t data) | |
4031 { | |
4032 ngx_uint_t n; | |
4033 | |
4034 if (r->upstream == NULL || r->upstream->cache_status == 0) { | |
4035 v->not_found = 1; | |
4036 return NGX_OK; | |
4037 } | |
4038 | |
4039 n = r->upstream->cache_status - 1; | |
4040 | |
4041 v->valid = 1; | |
4042 v->no_cacheable = 0; | |
4043 v->not_found = 0; | |
4044 v->len = ngx_http_cache_status[n].len; | |
4045 v->data = ngx_http_cache_status[n].data; | |
4046 | |
4047 return NGX_OK; | |
4048 } | |
4049 | |
4050 #endif | |
4051 | |
4052 | |
651 | 4053 static char * |
4054 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
4055 { | |
884 | 4056 char *rv; |
4057 void *mconf; | |
4058 ngx_str_t *value; | |
4059 ngx_url_t u; | |
4060 ngx_uint_t m; | |
4061 ngx_conf_t pcf; | |
4062 ngx_http_module_t *module; | |
4063 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
4064 ngx_http_upstream_srv_conf_t *uscf; | |
4065 | |
4066 ngx_memzero(&u, sizeof(ngx_url_t)); | |
4067 | |
4068 value = cf->args->elts; | |
4069 u.host = value[1]; | |
4070 u.no_resolve = 1; | |
4071 | |
4072 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
4073 |NGX_HTTP_UPSTREAM_WEIGHT | |
4074 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
4075 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
4076 |NGX_HTTP_UPSTREAM_DOWN | |
4077 |NGX_HTTP_UPSTREAM_BACKUP); | |
4078 if (uscf == NULL) { | |
4079 return NGX_CONF_ERROR; | |
4080 } | |
4081 | |
651 | 4082 |
4083 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
4084 if (ctx == NULL) { | |
4085 return NGX_CONF_ERROR; | |
4086 } | |
4087 | |
884 | 4088 http_ctx = cf->ctx; |
4089 ctx->main_conf = http_ctx->main_conf; | |
651 | 4090 |
4091 /* the upstream{}'s srv_conf */ | |
4092 | |
4093 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
4094 if (ctx->srv_conf == NULL) { | |
4095 return NGX_CONF_ERROR; | |
4096 } | |
4097 | |
4098 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
4099 | |
884 | 4100 uscf->srv_conf = ctx->srv_conf; |
4101 | |
651 | 4102 |
4103 /* the upstream{}'s loc_conf */ | |
4104 | |
4105 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
4106 if (ctx->loc_conf == NULL) { | |
4107 return NGX_CONF_ERROR; | |
4108 } | |
4109 | |
4110 for (m = 0; ngx_modules[m]; m++) { | |
4111 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
4112 continue; | |
4113 } | |
4114 | |
4115 module = ngx_modules[m]->ctx; | |
4116 | |
884 | 4117 if (module->create_srv_conf) { |
4118 mconf = module->create_srv_conf(cf); | |
4119 if (mconf == NULL) { | |
4120 return NGX_CONF_ERROR; | |
4121 } | |
4122 | |
4123 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
4124 } | |
4125 | |
651 | 4126 if (module->create_loc_conf) { |
4127 mconf = module->create_loc_conf(cf); | |
4128 if (mconf == NULL) { | |
4129 return NGX_CONF_ERROR; | |
4130 } | |
4131 | |
4132 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
4133 } | |
4134 } | |
4135 | |
4136 | |
4137 /* parse inside upstream{} */ | |
4138 | |
4139 pcf = *cf; | |
4140 cf->ctx = ctx; | |
4141 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
4142 | |
4143 rv = ngx_conf_parse(cf, NULL); | |
4144 | |
4145 *cf = pcf; | |
4146 | |
4147 if (rv != NGX_CONF_OK) { | |
4148 return rv; | |
4149 } | |
4150 | |
4151 if (uscf->servers == NULL) { | |
4152 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4153 "no servers are inside upstream"); | |
4154 return NGX_CONF_ERROR; | |
4155 } | |
4156 | |
4157 return rv; | |
4158 } | |
4159 | |
4160 | |
4161 static char * | |
4162 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
4163 { | |
4164 ngx_http_upstream_srv_conf_t *uscf = conf; | |
4165 | |
884 | 4166 time_t fail_timeout; |
4167 ngx_str_t *value, s; | |
4168 ngx_url_t u; | |
4169 ngx_int_t weight, max_fails; | |
4170 ngx_uint_t i; | |
4171 ngx_http_upstream_server_t *us; | |
651 | 4172 |
4173 if (uscf->servers == NULL) { | |
884 | 4174 uscf->servers = ngx_array_create(cf->pool, 4, |
4175 sizeof(ngx_http_upstream_server_t)); | |
651 | 4176 if (uscf->servers == NULL) { |
4177 return NGX_CONF_ERROR; | |
4178 } | |
4179 } | |
4180 | |
884 | 4181 us = ngx_array_push(uscf->servers); |
4182 if (us == NULL) { | |
651 | 4183 return NGX_CONF_ERROR; |
4184 } | |
4185 | |
884 | 4186 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
4187 | |
651 | 4188 value = cf->args->elts; |
4189 | |
4190 ngx_memzero(&u, sizeof(ngx_url_t)); | |
4191 | |
4192 u.url = value[1]; | |
906 | 4193 u.default_port = 80; |
651 | 4194 |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4195 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
651 | 4196 if (u.err) { |
4197 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4198 "%s in upstream \"%V\"", u.err, &u.url); | |
4199 } | |
4200 | |
4201 return NGX_CONF_ERROR; | |
4202 } | |
4203 | |
663 | 4204 weight = 1; |
884 | 4205 max_fails = 1; |
4206 fail_timeout = 10; | |
4207 | |
4208 for (i = 2; i < cf->args->nelts; i++) { | |
4209 | |
4210 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
4211 | |
4212 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
4213 goto invalid; | |
4214 } | |
4215 | |
4216 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
663 | 4217 |
4218 if (weight == NGX_ERROR || weight == 0) { | |
4219 goto invalid; | |
4220 } | |
4221 | |
884 | 4222 continue; |
4223 } | |
4224 | |
4225 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
4226 | |
4227 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
4228 goto invalid; | |
4229 } | |
4230 | |
4231 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
4232 | |
4233 if (max_fails == NGX_ERROR) { | |
4234 goto invalid; | |
4235 } | |
4236 | |
4237 continue; | |
663 | 4238 } |
884 | 4239 |
4240 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
4241 | |
4242 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
4243 goto invalid; | |
4244 } | |
4245 | |
4246 s.len = value[i].len - 13; | |
4247 s.data = &value[i].data[13]; | |
4248 | |
4249 fail_timeout = ngx_parse_time(&s, 1); | |
4250 | |
1973 | 4251 if (fail_timeout == NGX_ERROR) { |
884 | 4252 goto invalid; |
4253 } | |
4254 | |
4255 continue; | |
4256 } | |
4257 | |
1378 | 4258 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
4259 | |
4260 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
4261 goto invalid; | |
4262 } | |
4263 | |
4264 us->backup = 1; | |
4265 | |
4266 continue; | |
4267 } | |
4268 | |
884 | 4269 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
4270 | |
4271 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
4272 goto invalid; | |
4273 } | |
4274 | |
4275 us->down = 1; | |
4276 | |
4277 continue; | |
4278 } | |
4279 | |
4280 goto invalid; | |
663 | 4281 } |
4282 | |
884 | 4283 us->addrs = u.addrs; |
4284 us->naddrs = u.naddrs; | |
4285 us->weight = weight; | |
4286 us->max_fails = max_fails; | |
4287 us->fail_timeout = fail_timeout; | |
651 | 4288 |
4289 return NGX_CONF_OK; | |
663 | 4290 |
4291 invalid: | |
4292 | |
884 | 4293 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4294 "invalid parameter \"%V\"", &value[i]); | |
663 | 4295 |
4296 return NGX_CONF_ERROR; | |
651 | 4297 } |
4298 | |
4299 | |
4300 ngx_http_upstream_srv_conf_t * | |
884 | 4301 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
651 | 4302 { |
4303 ngx_uint_t i; | |
884 | 4304 ngx_http_upstream_server_t *us; |
651 | 4305 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
4306 ngx_http_upstream_main_conf_t *umcf; | |
4307 | |
884 | 4308 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
4309 | |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4310 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
651 | 4311 if (u->err) { |
4312 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4313 "%s in upstream \"%V\"", u->err, &u->url); | |
4314 } | |
4315 | |
4316 return NULL; | |
4317 } | |
4318 } | |
4319 | |
4320 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
4321 | |
4322 uscfp = umcf->upstreams.elts; | |
4323 | |
4324 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
906 | 4325 |
4326 if (uscfp[i]->host.len != u->host.len | |
884 | 4327 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
4328 != 0) | |
4329 { | |
651 | 4330 continue; |
4331 } | |
4332 | |
884 | 4333 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
4334 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
651 | 4335 { |
884 | 4336 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4337 "duplicate upstream \"%V\"", &u->host); | |
4338 return NULL; | |
651 | 4339 } |
884 | 4340 |
906 | 4341 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
884 | 4342 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
906 | 4343 "upstream \"%V\" may not have port %d", |
4344 &u->host, u->port); | |
4345 return NULL; | |
4346 } | |
4347 | |
4348 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
4349 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
4350 "upstream \"%V\" may not have port %d in %s:%ui", | |
4351 &u->host, uscfp[i]->port, | |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4352 uscfp[i]->file_name, uscfp[i]->line); |
906 | 4353 return NULL; |
4354 } | |
4355 | |
4356 if (uscfp[i]->port != u->port) { | |
4357 continue; | |
884 | 4358 } |
4359 | |
1340 | 4360 if (uscfp[i]->default_port && u->default_port |
4361 && uscfp[i]->default_port != u->default_port) | |
4362 { | |
4363 continue; | |
4364 } | |
4365 | |
4152
65c1c241d70e
Better handling of late upstream creation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4151
diff
changeset
|
4366 if (flags & NGX_HTTP_UPSTREAM_CREATE) { |
65c1c241d70e
Better handling of late upstream creation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4151
diff
changeset
|
4367 uscfp[i]->flags = flags; |
65c1c241d70e
Better handling of late upstream creation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4151
diff
changeset
|
4368 } |
65c1c241d70e
Better handling of late upstream creation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4151
diff
changeset
|
4369 |
884 | 4370 return uscfp[i]; |
651 | 4371 } |
4372 | |
4373 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
4374 if (uscf == NULL) { | |
4375 return NULL; | |
4376 } | |
4377 | |
884 | 4378 uscf->flags = flags; |
651 | 4379 uscf->host = u->host; |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4380 uscf->file_name = cf->conf_file->file.name.data; |
651 | 4381 uscf->line = cf->conf_file->line; |
906 | 4382 uscf->port = u->port; |
4383 uscf->default_port = u->default_port; | |
884 | 4384 |
4385 if (u->naddrs == 1) { | |
4386 uscf->servers = ngx_array_create(cf->pool, 1, | |
4387 sizeof(ngx_http_upstream_server_t)); | |
4388 if (uscf->servers == NULL) { | |
4389 return NGX_CONF_ERROR; | |
4390 } | |
4391 | |
4392 us = ngx_array_push(uscf->servers); | |
4393 if (us == NULL) { | |
4394 return NGX_CONF_ERROR; | |
4395 } | |
4396 | |
4397 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
4398 | |
4399 us->addrs = u->addrs; | |
4400 us->naddrs = u->naddrs; | |
4401 } | |
651 | 4402 |
4403 uscfp = ngx_array_push(&umcf->upstreams); | |
4404 if (uscfp == NULL) { | |
4405 return NULL; | |
4406 } | |
4407 | |
4408 *uscfp = uscf; | |
4409 | |
4410 return uscf; | |
4411 } | |
4412 | |
4413 | |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4414 char * |
3399 | 4415 ngx_http_upstream_bind_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4416 void *conf) |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4417 { |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4418 char *p = conf; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4419 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4420 ngx_int_t rc; |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4421 ngx_str_t *value; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4422 ngx_addr_t **paddr; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4423 |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4424 paddr = (ngx_addr_t **) (p + cmd->offset); |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4425 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4426 *paddr = ngx_palloc(cf->pool, sizeof(ngx_addr_t)); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4427 if (*paddr == NULL) { |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4428 return NGX_CONF_ERROR; |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4429 } |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4430 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4431 value = cf->args->elts; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4432 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4433 rc = ngx_parse_addr(cf->pool, *paddr, value[1].data, value[1].len); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4434 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4435 switch (rc) { |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4436 case NGX_OK: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4437 (*paddr)->name = value[1]; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4438 return NGX_CONF_OK; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4439 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4440 case NGX_DECLINED: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4441 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4442 "invalid address \"%V\"", &value[1]); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4443 default: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4444 return NGX_CONF_ERROR; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4445 } |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4446 } |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4447 |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4448 |
4328
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4449 char * |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4450 ngx_http_upstream_param_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4451 void *conf) |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4452 { |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4453 char *p = conf; |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4454 |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4455 ngx_str_t *value; |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4456 ngx_array_t **a; |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4457 ngx_http_upstream_param_t *param; |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4458 |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4459 a = (ngx_array_t **) (p + cmd->offset); |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4460 |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4461 if (*a == NULL) { |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4462 *a = ngx_array_create(cf->pool, 4, sizeof(ngx_http_upstream_param_t)); |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4463 if (*a == NULL) { |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4464 return NGX_CONF_ERROR; |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4465 } |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4466 } |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4467 |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4468 param = ngx_array_push(*a); |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4469 if (param == NULL) { |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4470 return NGX_CONF_ERROR; |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4471 } |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4472 |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4473 value = cf->args->elts; |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4474 |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4475 param->key = value[1]; |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4476 param->value = value[2]; |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4477 param->skip_empty = 0; |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4478 |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4479 if (cf->args->nelts == 4) { |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4480 if (ngx_strcmp(value[3].data, "if_not_empty") != 0) { |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4481 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4482 "invalid parameter \"%V\"", &value[3]); |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4483 return NGX_CONF_ERROR; |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4484 } |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4485 |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4486 param->skip_empty = 1; |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4487 } |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4488 |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4489 return NGX_CONF_OK; |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4490 } |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4491 |
d15a00e6d9e6
Added the ngx_http_upstream_param_set_slot().
Valentin Bartenev <vbart@nginx.com>
parents:
4298
diff
changeset
|
4492 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4493 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
|
4494 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
|
4495 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
|
4496 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
|
4497 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4498 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
|
4499 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
|
4500 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
|
4501 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
|
4502 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4503 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
|
4504 && 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
|
4505 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4506 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
|
4507 |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4508 if (conf->hide_headers_hash.buckets |
2949
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4509 #if (NGX_HTTP_CACHE) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4510 && ((conf->cache == NULL) == (prev->cache == NULL)) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4511 #endif |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4512 ) |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4513 { |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4514 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
|
4515 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4516 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4517 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
|
4518 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
|
4519 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4520 } else { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4521 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
|
4522 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
|
4523 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4524 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4525 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
|
4526 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
|
4527 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4528 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4529 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4530 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
|
4531 != NGX_OK) |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4532 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4533 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
|
4534 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4535 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4536 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
|
4537 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
|
4538 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
|
4539 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
|
4540 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4541 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4542 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
|
4543 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
|
4544 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
|
4545 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4546 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4547 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
|
4548 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4549 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
|
4550 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4551 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
|
4552 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4553 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
|
4554 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4555 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
|
4556 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
|
4557 goto exist; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4558 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4559 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4560 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4561 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
|
4562 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
|
4563 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
|
4564 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4565 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4566 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
|
4567 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
|
4568 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
|
4569 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4570 exist: |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4571 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4572 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4573 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4574 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4575 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4576 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
|
4577 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4578 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
|
4579 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
|
4580 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4581 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
|
4582 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
|
4583 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4584 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
|
4585 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4586 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4587 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4588 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
|
4589 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
|
4590 break; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4591 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4592 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4593 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4594 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4595 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4596 hash->hash = &conf->hide_headers_hash; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4597 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
|
4598 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
|
4599 hash->temp_pool = NULL; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4600 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4601 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
|
4602 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4603 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4604 |
509 | 4605 static void * |
4606 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
4607 { | |
4608 ngx_http_upstream_main_conf_t *umcf; | |
4609 | |
4610 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
4611 if (umcf == NULL) { | |
4612 return NULL; | |
4613 } | |
4614 | |
651 | 4615 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
4616 sizeof(ngx_http_upstream_srv_conf_t *)) | |
4617 != NGX_OK) | |
4618 { | |
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4619 return NULL; |
651 | 4620 } |
4621 | |
509 | 4622 return umcf; |
4623 } | |
4624 | |
4625 | |
4626 static char * | |
651 | 4627 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
509 | 4628 { |
4629 ngx_http_upstream_main_conf_t *umcf = conf; | |
4630 | |
651 | 4631 ngx_uint_t i; |
4632 ngx_array_t headers_in; | |
4633 ngx_hash_key_t *hk; | |
4634 ngx_hash_init_t hash; | |
884 | 4635 ngx_http_upstream_init_pt init; |
651 | 4636 ngx_http_upstream_header_t *header; |
4637 ngx_http_upstream_srv_conf_t **uscfp; | |
4638 | |
4639 uscfp = umcf->upstreams.elts; | |
4640 | |
4641 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
884 | 4642 |
4643 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
4644 ngx_http_upstream_init_round_robin; | |
4645 | |
4646 if (init(cf, uscfp[i]) != NGX_OK) { | |
651 | 4647 return NGX_CONF_ERROR; |
4648 } | |
4649 } | |
649 | 4650 |
663 | 4651 |
884 | 4652 /* upstream_headers_in_hash */ |
4653 | |
649 | 4654 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
4655 != NGX_OK) | |
509 | 4656 { |
4657 return NGX_CONF_ERROR; | |
4658 } | |
4659 | |
649 | 4660 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
4661 hk = ngx_array_push(&headers_in); | |
4662 if (hk == NULL) { | |
4663 return NGX_CONF_ERROR; | |
4664 } | |
4665 | |
4666 hk->key = header->name; | |
4667 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
4668 hk->value = header; | |
4669 } | |
4670 | |
4671 hash.hash = &umcf->headers_in_hash; | |
4672 hash.key = ngx_hash_key_lc; | |
4673 hash.max_size = 512; | |
751
bae59a740c40
align hash bucket size to cache line
Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4674 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
649 | 4675 hash.name = "upstream_headers_in_hash"; |
4676 hash.pool = cf->pool; | |
4677 hash.temp_pool = NULL; | |
4678 | |
4679 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
4680 return NGX_CONF_ERROR; | |
4681 } | |
509 | 4682 |
4683 return NGX_CONF_OK; | |
4684 } |