Mercurial > hg > nginx
annotate src/http/ngx_http_upstream.c @ 4182:75d2388bd6b9
Tweaked error messages.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Fri, 07 Oct 2011 07:57:24 +0000 |
parents | 2b5151a2300b |
children | cf6a3467b5db |
rev | line source |
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479 | 1 |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4 */ | |
5 | |
6 | |
7 #include <ngx_config.h> | |
8 #include <ngx_core.h> | |
9 #include <ngx_http.h> | |
10 | |
11 | |
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12 #if (NGX_HTTP_CACHE) |
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13 static ngx_int_t ngx_http_upstream_cache(ngx_http_request_t *r, |
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14 ngx_http_upstream_t *u); |
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15 static ngx_int_t ngx_http_upstream_cache_send(ngx_http_request_t *r, |
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16 ngx_http_upstream_t *u); |
2952 | 17 static ngx_int_t ngx_http_upstream_cache_status(ngx_http_request_t *r, |
18 ngx_http_variable_value_t *v, uintptr_t data); | |
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19 #endif |
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20 |
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21 static void ngx_http_upstream_init_request(ngx_http_request_t *r); |
1658 | 22 static void ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx); |
509 | 23 static void ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r); |
24 static void ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r); | |
25 static void ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
26 ngx_event_t *ev); | |
479 | 27 static void ngx_http_upstream_connect(ngx_http_request_t *r, |
487 | 28 ngx_http_upstream_t *u); |
509 | 29 static ngx_int_t ngx_http_upstream_reinit(ngx_http_request_t *r, |
487 | 30 ngx_http_upstream_t *u); |
479 | 31 static void ngx_http_upstream_send_request(ngx_http_request_t *r, |
487 | 32 ngx_http_upstream_t *u); |
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33 static void ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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34 ngx_http_upstream_t *u); |
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35 static void ngx_http_upstream_process_header(ngx_http_request_t *r, |
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36 ngx_http_upstream_t *u); |
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37 static ngx_int_t ngx_http_upstream_test_next(ngx_http_request_t *r, |
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38 ngx_http_upstream_t *u); |
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39 static ngx_int_t ngx_http_upstream_intercept_errors(ngx_http_request_t *r, |
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40 ngx_http_upstream_t *u); |
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41 static ngx_int_t ngx_http_upstream_test_connect(ngx_connection_t *c); |
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42 static ngx_int_t ngx_http_upstream_process_headers(ngx_http_request_t *r, |
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43 ngx_http_upstream_t *u); |
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44 static void ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
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45 ngx_http_upstream_t *u); |
479 | 46 static void ngx_http_upstream_send_response(ngx_http_request_t *r, |
487 | 47 ngx_http_upstream_t *u); |
581 | 48 static void |
49 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r); | |
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50 static void |
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51 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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52 ngx_http_upstream_t *u); |
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53 static void |
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54 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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55 ngx_uint_t do_write); |
581 | 56 static ngx_int_t ngx_http_upstream_non_buffered_filter_init(void *data); |
57 static ngx_int_t ngx_http_upstream_non_buffered_filter(void *data, | |
58 ssize_t bytes); | |
509 | 59 static void ngx_http_upstream_process_downstream(ngx_http_request_t *r); |
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60 static void ngx_http_upstream_process_upstream(ngx_http_request_t *r, |
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61 ngx_http_upstream_t *u); |
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62 static void ngx_http_upstream_process_request(ngx_http_request_t *r); |
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63 static void ngx_http_upstream_store(ngx_http_request_t *r, |
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64 ngx_http_upstream_t *u); |
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65 static void ngx_http_upstream_dummy_handler(ngx_http_request_t *r, |
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66 ngx_http_upstream_t *u); |
479 | 67 static void ngx_http_upstream_next(ngx_http_request_t *r, |
487 | 68 ngx_http_upstream_t *u, ngx_uint_t ft_type); |
569 | 69 static void ngx_http_upstream_cleanup(void *data); |
479 | 70 static void ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
487 | 71 ngx_http_upstream_t *u, ngx_int_t rc); |
479 | 72 |
509 | 73 static ngx_int_t ngx_http_upstream_process_header_line(ngx_http_request_t *r, |
74 ngx_table_elt_t *h, ngx_uint_t offset); | |
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75 static ngx_int_t ngx_http_upstream_process_content_length(ngx_http_request_t *r, |
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76 ngx_table_elt_t *h, ngx_uint_t offset); |
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77 static ngx_int_t ngx_http_upstream_process_set_cookie(ngx_http_request_t *r, |
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78 ngx_table_elt_t *h, ngx_uint_t offset); |
509 | 79 static ngx_int_t |
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80 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 81 ngx_table_elt_t *h, ngx_uint_t offset); |
82 static ngx_int_t ngx_http_upstream_ignore_header_line(ngx_http_request_t *r, | |
83 ngx_table_elt_t *h, ngx_uint_t offset); | |
2666 | 84 static ngx_int_t ngx_http_upstream_process_expires(ngx_http_request_t *r, |
85 ngx_table_elt_t *h, ngx_uint_t offset); | |
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86 static ngx_int_t ngx_http_upstream_process_accel_expires(ngx_http_request_t *r, |
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87 ngx_table_elt_t *h, ngx_uint_t offset); |
527 | 88 static ngx_int_t ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, |
89 ngx_table_elt_t *h, ngx_uint_t offset); | |
649 | 90 static ngx_int_t ngx_http_upstream_process_buffering(ngx_http_request_t *r, |
509 | 91 ngx_table_elt_t *h, ngx_uint_t offset); |
657 | 92 static ngx_int_t ngx_http_upstream_process_charset(ngx_http_request_t *r, |
93 ngx_table_elt_t *h, ngx_uint_t offset); | |
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94 static ngx_int_t ngx_http_upstream_process_connection(ngx_http_request_t *r, |
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95 ngx_table_elt_t *h, ngx_uint_t offset); |
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96 static ngx_int_t |
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97 ngx_http_upstream_process_transfer_encoding(ngx_http_request_t *r, |
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98 ngx_table_elt_t *h, ngx_uint_t offset); |
649 | 99 static ngx_int_t ngx_http_upstream_copy_header_line(ngx_http_request_t *r, |
509 | 100 ngx_table_elt_t *h, ngx_uint_t offset); |
101 static ngx_int_t | |
102 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
103 ngx_table_elt_t *h, ngx_uint_t offset); | |
104 static ngx_int_t ngx_http_upstream_copy_content_type(ngx_http_request_t *r, | |
105 ngx_table_elt_t *h, ngx_uint_t offset); | |
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106 static ngx_int_t ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, |
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107 ngx_table_elt_t *h, ngx_uint_t offset); |
509 | 108 static ngx_int_t ngx_http_upstream_rewrite_location(ngx_http_request_t *r, |
109 ngx_table_elt_t *h, ngx_uint_t offset); | |
110 static ngx_int_t ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, | |
111 ngx_table_elt_t *h, ngx_uint_t offset); | |
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112 static ngx_int_t ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
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113 ngx_table_elt_t *h, ngx_uint_t offset); |
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114 |
509 | 115 #if (NGX_HTTP_GZIP) |
116 static ngx_int_t ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
117 ngx_table_elt_t *h, ngx_uint_t offset); | |
118 #endif | |
119 | |
573 | 120 static ngx_int_t ngx_http_upstream_add_variables(ngx_conf_t *cf); |
1181 | 121 static ngx_int_t ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
122 ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 123 static ngx_int_t ngx_http_upstream_status_variable(ngx_http_request_t *r, |
124 ngx_http_variable_value_t *v, uintptr_t data); | |
125 static ngx_int_t ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
126 ngx_http_variable_value_t *v, uintptr_t data); | |
2402 | 127 static ngx_int_t ngx_http_upstream_response_length_variable( |
128 ngx_http_request_t *r, ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 129 |
651 | 130 static char *ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy); |
131 static char *ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, | |
132 void *conf); | |
133 | |
509 | 134 static void *ngx_http_upstream_create_main_conf(ngx_conf_t *cf); |
651 | 135 static char *ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf); |
509 | 136 |
577 | 137 #if (NGX_HTTP_SSL) |
591 | 138 static void ngx_http_upstream_ssl_init_connection(ngx_http_request_t *, |
139 ngx_http_upstream_t *u, ngx_connection_t *c); | |
577 | 140 static void ngx_http_upstream_ssl_handshake(ngx_connection_t *c); |
141 #endif | |
142 | |
509 | 143 |
144 ngx_http_upstream_header_t ngx_http_upstream_headers_in[] = { | |
145 | |
146 { ngx_string("Status"), | |
147 ngx_http_upstream_process_header_line, | |
148 offsetof(ngx_http_upstream_headers_in_t, status), | |
649 | 149 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 150 |
151 { ngx_string("Content-Type"), | |
152 ngx_http_upstream_process_header_line, | |
153 offsetof(ngx_http_upstream_headers_in_t, content_type), | |
673 | 154 ngx_http_upstream_copy_content_type, 0, 1 }, |
509 | 155 |
156 { ngx_string("Content-Length"), | |
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157 ngx_http_upstream_process_content_length, |
509 | 158 offsetof(ngx_http_upstream_headers_in_t, content_length), |
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159 ngx_http_upstream_ignore_header_line, 0, 0 }, |
509 | 160 |
161 { ngx_string("Date"), | |
162 ngx_http_upstream_process_header_line, | |
163 offsetof(ngx_http_upstream_headers_in_t, date), | |
649 | 164 ngx_http_upstream_copy_header_line, |
165 offsetof(ngx_http_headers_out_t, date), 0 }, | |
509 | 166 |
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167 { ngx_string("Last-Modified"), |
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168 ngx_http_upstream_process_header_line, |
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169 offsetof(ngx_http_upstream_headers_in_t, last_modified), |
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170 ngx_http_upstream_copy_last_modified, 0, 0 }, |
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171 |
3037 | 172 { ngx_string("ETag"), |
173 ngx_http_upstream_process_header_line, | |
174 offsetof(ngx_http_upstream_headers_in_t, etag), | |
175 ngx_http_upstream_copy_header_line, | |
176 offsetof(ngx_http_headers_out_t, etag), 0 }, | |
177 | |
509 | 178 { ngx_string("Server"), |
179 ngx_http_upstream_process_header_line, | |
180 offsetof(ngx_http_upstream_headers_in_t, server), | |
649 | 181 ngx_http_upstream_copy_header_line, |
182 offsetof(ngx_http_headers_out_t, server), 0 }, | |
509 | 183 |
529 | 184 { ngx_string("WWW-Authenticate"), |
185 ngx_http_upstream_process_header_line, | |
186 offsetof(ngx_http_upstream_headers_in_t, www_authenticate), | |
187 ngx_http_upstream_copy_header_line, 0, 0 }, | |
188 | |
509 | 189 { ngx_string("Location"), |
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190 ngx_http_upstream_process_header_line, |
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191 offsetof(ngx_http_upstream_headers_in_t, location), |
515 | 192 ngx_http_upstream_rewrite_location, 0, 0 }, |
509 | 193 |
194 { ngx_string("Refresh"), | |
195 ngx_http_upstream_ignore_header_line, 0, | |
515 | 196 ngx_http_upstream_rewrite_refresh, 0, 0 }, |
197 | |
198 { ngx_string("Set-Cookie"), | |
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199 ngx_http_upstream_process_set_cookie, 0, |
531 | 200 ngx_http_upstream_copy_header_line, 0, 1 }, |
201 | |
202 { ngx_string("Content-Disposition"), | |
203 ngx_http_upstream_ignore_header_line, 0, | |
204 ngx_http_upstream_copy_header_line, 0, 1 }, | |
509 | 205 |
206 { ngx_string("Cache-Control"), | |
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207 ngx_http_upstream_process_cache_control, 0, |
509 | 208 ngx_http_upstream_copy_multi_header_lines, |
515 | 209 offsetof(ngx_http_headers_out_t, cache_control), 1 }, |
509 | 210 |
573 | 211 { ngx_string("Expires"), |
2666 | 212 ngx_http_upstream_process_expires, 0, |
573 | 213 ngx_http_upstream_copy_header_line, |
214 offsetof(ngx_http_headers_out_t, expires), 1 }, | |
215 | |
577 | 216 { ngx_string("Accept-Ranges"), |
217 ngx_http_upstream_process_header_line, | |
218 offsetof(ngx_http_upstream_headers_in_t, accept_ranges), | |
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219 ngx_http_upstream_copy_allow_ranges, |
577 | 220 offsetof(ngx_http_headers_out_t, accept_ranges), 1 }, |
221 | |
509 | 222 { ngx_string("Connection"), |
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223 ngx_http_upstream_process_connection, 0, |
515 | 224 ngx_http_upstream_ignore_header_line, 0, 0 }, |
509 | 225 |
641 | 226 { ngx_string("Keep-Alive"), |
227 ngx_http_upstream_ignore_header_line, 0, | |
228 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
229 | |
509 | 230 { ngx_string("X-Powered-By"), |
231 ngx_http_upstream_ignore_header_line, 0, | |
649 | 232 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 233 |
234 { ngx_string("X-Accel-Expires"), | |
2664 | 235 ngx_http_upstream_process_accel_expires, 0, |
649 | 236 ngx_http_upstream_copy_header_line, 0, 0 }, |
515 | 237 |
238 { ngx_string("X-Accel-Redirect"), | |
239 ngx_http_upstream_process_header_line, | |
240 offsetof(ngx_http_upstream_headers_in_t, x_accel_redirect), | |
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241 ngx_http_upstream_copy_header_line, 0, 0 }, |
509 | 242 |
527 | 243 { ngx_string("X-Accel-Limit-Rate"), |
244 ngx_http_upstream_process_limit_rate, 0, | |
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245 ngx_http_upstream_copy_header_line, 0, 0 }, |
527 | 246 |
649 | 247 { ngx_string("X-Accel-Buffering"), |
248 ngx_http_upstream_process_buffering, 0, | |
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249 ngx_http_upstream_copy_header_line, 0, 0 }, |
649 | 250 |
657 | 251 { ngx_string("X-Accel-Charset"), |
252 ngx_http_upstream_process_charset, 0, | |
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253 ngx_http_upstream_copy_header_line, 0, 0 }, |
657 | 254 |
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255 { ngx_string("Transfer-Encoding"), |
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256 ngx_http_upstream_process_transfer_encoding, 0, |
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257 ngx_http_upstream_ignore_header_line, 0, 0 }, |
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258 |
509 | 259 #if (NGX_HTTP_GZIP) |
260 { ngx_string("Content-Encoding"), | |
261 ngx_http_upstream_process_header_line, | |
262 offsetof(ngx_http_upstream_headers_in_t, content_encoding), | |
515 | 263 ngx_http_upstream_copy_content_encoding, 0, 0 }, |
509 | 264 #endif |
265 | |
515 | 266 { ngx_null_string, NULL, 0, NULL, 0, 0 } |
509 | 267 }; |
479 | 268 |
269 | |
651 | 270 static ngx_command_t ngx_http_upstream_commands[] = { |
271 | |
272 { ngx_string("upstream"), | |
273 NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1, | |
274 ngx_http_upstream, | |
275 0, | |
276 0, | |
277 NULL }, | |
278 | |
279 { ngx_string("server"), | |
884 | 280 NGX_HTTP_UPS_CONF|NGX_CONF_1MORE, |
651 | 281 ngx_http_upstream_server, |
282 NGX_HTTP_SRV_CONF_OFFSET, | |
283 0, | |
284 NULL }, | |
285 | |
286 ngx_null_command | |
287 }; | |
288 | |
289 | |
290 static ngx_http_module_t ngx_http_upstream_module_ctx = { | |
573 | 291 ngx_http_upstream_add_variables, /* preconfiguration */ |
509 | 292 NULL, /* postconfiguration */ |
293 | |
294 ngx_http_upstream_create_main_conf, /* create main configuration */ | |
651 | 295 ngx_http_upstream_init_main_conf, /* init main configuration */ |
479 | 296 |
297 NULL, /* create server configuration */ | |
298 NULL, /* merge server configuration */ | |
299 | |
300 NULL, /* create location configuration */ | |
301 NULL /* merge location configuration */ | |
302 }; | |
577 | 303 |
479 | 304 |
305 ngx_module_t ngx_http_upstream_module = { | |
509 | 306 NGX_MODULE_V1, |
479 | 307 &ngx_http_upstream_module_ctx, /* module context */ |
651 | 308 ngx_http_upstream_commands, /* module directives */ |
479 | 309 NGX_HTTP_MODULE, /* module type */ |
541 | 310 NULL, /* init master */ |
479 | 311 NULL, /* init module */ |
541 | 312 NULL, /* init process */ |
313 NULL, /* init thread */ | |
314 NULL, /* exit thread */ | |
315 NULL, /* exit process */ | |
316 NULL, /* exit master */ | |
317 NGX_MODULE_V1_PADDING | |
479 | 318 }; |
319 | |
320 | |
573 | 321 static ngx_http_variable_t ngx_http_upstream_vars[] = { |
322 | |
1181 | 323 { ngx_string("upstream_addr"), NULL, |
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324 ngx_http_upstream_addr_variable, 0, |
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325 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
1181 | 326 |
637 | 327 { ngx_string("upstream_status"), NULL, |
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328 ngx_http_upstream_status_variable, 0, |
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329 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 330 |
637 | 331 { ngx_string("upstream_response_time"), NULL, |
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332 ngx_http_upstream_response_time_variable, 0, |
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333 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 334 |
2402 | 335 { ngx_string("upstream_response_length"), NULL, |
336 ngx_http_upstream_response_length_variable, 0, | |
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337 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
2402 | 338 |
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339 #if (NGX_HTTP_CACHE) |
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340 |
2952 | 341 { ngx_string("upstream_cache_status"), NULL, |
342 ngx_http_upstream_cache_status, 0, | |
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343 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
2952 | 344 |
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345 #endif |
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346 |
637 | 347 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
573 | 348 }; |
349 | |
350 | |
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351 static ngx_http_upstream_next_t ngx_http_upstream_next_errors[] = { |
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352 { 500, NGX_HTTP_UPSTREAM_FT_HTTP_500 }, |
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353 { 502, NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
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354 { 503, NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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355 { 504, NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
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356 { 404, NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
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357 { 0, 0 } |
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358 }; |
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359 |
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360 |
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361 ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[] = { |
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362 { ngx_string("GET"), NGX_HTTP_GET}, |
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363 { ngx_string("HEAD"), NGX_HTTP_HEAD }, |
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364 { ngx_string("POST"), NGX_HTTP_POST }, |
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365 { ngx_null_string, 0 } |
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366 }; |
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367 |
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368 |
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369 ngx_conf_bitmask_t ngx_http_upstream_ignore_headers_masks[] = { |
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370 { ngx_string("X-Accel-Redirect"), NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT }, |
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371 { ngx_string("X-Accel-Expires"), NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES }, |
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372 { ngx_string("Expires"), NGX_HTTP_UPSTREAM_IGN_EXPIRES }, |
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373 { ngx_string("Cache-Control"), NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL }, |
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374 { ngx_string("Set-Cookie"), NGX_HTTP_UPSTREAM_IGN_SET_COOKIE }, |
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375 { ngx_null_string, 0 } |
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376 }; |
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377 |
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378 |
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379 ngx_int_t |
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380 ngx_http_upstream_create(ngx_http_request_t *r) |
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381 { |
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382 ngx_http_upstream_t *u; |
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383 |
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384 u = r->upstream; |
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385 |
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386 if (u && u->cleanup) { |
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387 r->main->count++; |
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388 ngx_http_upstream_cleanup(r); |
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389 } |
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390 |
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391 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
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392 if (u == NULL) { |
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393 return NGX_ERROR; |
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394 } |
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395 |
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396 r->upstream = u; |
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397 |
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398 u->peer.log = r->connection->log; |
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399 u->peer.log_error = NGX_ERROR_ERR; |
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400 #if (NGX_THREADS) |
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401 u->peer.lock = &r->connection->lock; |
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402 #endif |
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403 |
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404 #if (NGX_HTTP_CACHE) |
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405 r->cache = NULL; |
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406 #endif |
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407 |
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408 u->headers_in.content_length_n = -1; |
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409 |
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410 return NGX_OK; |
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411 } |
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412 |
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413 |
487 | 414 void |
415 ngx_http_upstream_init(ngx_http_request_t *r) | |
479 | 416 { |
3052
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417 ngx_connection_t *c; |
479 | 418 |
419 c = r->connection; | |
420 | |
421 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
422 "http init upstream, client timer: %d", c->read->timer_set); | |
423 | |
424 if (c->read->timer_set) { | |
425 ngx_del_timer(c->read); | |
426 } | |
427 | |
428 if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { | |
429 | |
430 if (!c->write->active) { | |
531 | 431 if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) |
432 == NGX_ERROR) | |
479 | 433 { |
434 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
435 return; | |
436 } | |
437 } | |
438 } | |
439 | |
3052
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440 ngx_http_upstream_init_request(r); |
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441 } |
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442 |
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443 |
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444 static void |
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445 ngx_http_upstream_init_request(ngx_http_request_t *r) |
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446 { |
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447 ngx_str_t *host; |
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448 ngx_uint_t i; |
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449 ngx_resolver_ctx_t *ctx, temp; |
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450 ngx_http_cleanup_t *cln; |
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451 ngx_http_upstream_t *u; |
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452 ngx_http_core_loc_conf_t *clcf; |
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453 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
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454 ngx_http_upstream_main_conf_t *umcf; |
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455 |
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456 if (r->aio) { |
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457 return; |
537 | 458 } |
509 | 459 |
3052
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460 u = r->upstream; |
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461 |
2592
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462 #if (NGX_HTTP_CACHE) |
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463 |
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464 if (u->conf->cache) { |
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465 ngx_int_t rc; |
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466 |
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467 rc = ngx_http_upstream_cache(r, u); |
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468 |
3055
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469 if (rc == NGX_BUSY) { |
3052
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470 r->write_event_handler = ngx_http_upstream_init_request; |
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471 return; |
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472 } |
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473 |
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474 r->write_event_handler = ngx_http_request_empty_handler; |
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475 |
2592
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476 if (rc == NGX_DONE) { |
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477 return; |
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|
478 } |
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|
479 |
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480 if (rc != NGX_DECLINED) { |
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481 ngx_http_finalize_request(r, rc); |
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482 return; |
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|
483 } |
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484 } |
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|
485 |
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486 #endif |
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|
487 |
3052
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488 u->store = (u->conf->store || u->conf->store_lengths); |
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|
489 |
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490 if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { |
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491 r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; |
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492 r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; |
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493 } |
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494 |
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495 if (r->request_body) { |
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|
496 u->request_bufs = r->request_body->bufs; |
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497 } |
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498 |
537 | 499 if (u->create_request(r) != NGX_OK) { |
479 | 500 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
501 return; | |
502 } | |
503 | |
3271
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|
504 u->peer.local = u->conf->local; |
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505 |
509 | 506 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
479 | 507 |
3053 | 508 u->output.alignment = clcf->directio_alignment; |
479 | 509 u->output.pool = r->pool; |
510 u->output.bufs.num = 1; | |
509 | 511 u->output.bufs.size = clcf->client_body_buffer_size; |
479 | 512 u->output.output_filter = ngx_chain_writer; |
513 u->output.filter_ctx = &u->writer; | |
514 | |
515 u->writer.pool = r->pool; | |
516 | |
1168
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|
517 if (r->upstream_states == NULL) { |
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|
518 |
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store the upstream states before X-Accel-Redirect to a next upstream
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|
519 r->upstream_states = ngx_array_create(r->pool, 1, |
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|
520 sizeof(ngx_http_upstream_state_t)); |
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|
521 if (r->upstream_states == NULL) { |
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|
522 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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523 return; |
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524 } |
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|
525 |
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store the upstream states before X-Accel-Redirect to a next upstream
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|
526 } else { |
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store the upstream states before X-Accel-Redirect to a next upstream
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|
527 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
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diff
changeset
|
528 u->state = ngx_array_push(r->upstream_states); |
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store the upstream states before X-Accel-Redirect to a next upstream
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|
529 if (u->state == NULL) { |
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store the upstream states before X-Accel-Redirect to a next upstream
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changeset
|
530 ngx_http_upstream_finalize_request(r, u, |
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changeset
|
531 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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|
532 return; |
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|
533 } |
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|
534 |
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store the upstream states before X-Accel-Redirect to a next upstream
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changeset
|
535 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); |
479 | 536 } |
537 | |
593 | 538 cln = ngx_http_cleanup_add(r, 0); |
569 | 539 if (cln == NULL) { |
540 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
541 return; | |
542 } | |
543 | |
544 cln->handler = ngx_http_upstream_cleanup; | |
545 cln->data = r; | |
546 u->cleanup = &cln->handler; | |
547 | |
1658 | 548 if (u->resolved == NULL) { |
549 | |
550 uscf = u->conf->upstream; | |
551 | |
552 } else { | |
553 | |
2422
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variable support for unix sockets in fastcgi_pass and proxy_pass
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changeset
|
554 if (u->resolved->sockaddr) { |
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changeset
|
555 |
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changeset
|
556 if (ngx_http_upstream_create_round_robin_peer(r, u->resolved) |
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changeset
|
557 != NGX_OK) |
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variable support for unix sockets in fastcgi_pass and proxy_pass
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diff
changeset
|
558 { |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
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parents:
3161
diff
changeset
|
559 ngx_http_upstream_finalize_request(r, u, |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
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3161
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changeset
|
560 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2422
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variable support for unix sockets in fastcgi_pass and proxy_pass
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changeset
|
561 return; |
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changeset
|
562 } |
7af1e5fe102c
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diff
changeset
|
563 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
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changeset
|
564 ngx_http_upstream_connect(r, u); |
7af1e5fe102c
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diff
changeset
|
565 |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
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diff
changeset
|
566 return; |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
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diff
changeset
|
567 } |
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
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2413
diff
changeset
|
568 |
1705 | 569 host = &u->resolved->host; |
1658 | 570 |
571 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
572 | |
573 uscfp = umcf->upstreams.elts; | |
574 | |
575 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
576 | |
577 uscf = uscfp[i]; | |
578 | |
579 if (uscf->host.len == host->len | |
2285 | 580 && ((uscf->port == 0 && u->resolved->no_port) |
1912 | 581 || uscf->port == u->resolved->port) |
1658 | 582 && ngx_memcmp(uscf->host.data, host->data, host->len) == 0) |
583 { | |
584 goto found; | |
585 } | |
586 } | |
587 | |
3879
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
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3713
diff
changeset
|
588 if (u->resolved->port == 0) { |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
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diff
changeset
|
589 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
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3713
diff
changeset
|
590 "no port in upstream \"%V\"", host); |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
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3713
diff
changeset
|
591 ngx_http_upstream_finalize_request(r, u, |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
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3713
diff
changeset
|
592 NGX_HTTP_INTERNAL_SERVER_ERROR); |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
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parents:
3713
diff
changeset
|
593 return; |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
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3713
diff
changeset
|
594 } |
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
595 |
1658 | 596 temp.name = *host; |
597 | |
598 ctx = ngx_resolve_start(clcf->resolver, &temp); | |
599 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
|
600 ngx_http_upstream_finalize_request(r, u, |
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diff
changeset
|
601 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 602 return; |
603 } | |
604 | |
1683
1e0b028055ec
allow to use IP addresses without defined resolver
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parents:
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diff
changeset
|
605 if (ctx == NGX_NO_RESOLVER) { |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
606 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
1683
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allow to use IP addresses without defined resolver
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parents:
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diff
changeset
|
607 "no resolver defined to resolve %V", host); |
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allow to use IP addresses without defined resolver
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
608 |
3169
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fix request counter in resolver handling, the bug was introduced in r3050
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parents:
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diff
changeset
|
609 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
1683
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|
610 return; |
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parents:
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diff
changeset
|
611 } |
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parents:
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diff
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|
612 |
1658 | 613 ctx->name = *host; |
614 ctx->type = NGX_RESOLVE_A; | |
615 ctx->handler = ngx_http_upstream_resolve_handler; | |
616 ctx->data = r; | |
617 ctx->timeout = clcf->resolver_timeout; | |
618 | |
1959
4f16186f5603
quick resolving handles u->resolved->ctx by itself
Igor Sysoev <igor@sysoev.ru>
parents:
1958
diff
changeset
|
619 u->resolved->ctx = ctx; |
4f16186f5603
quick resolving handles u->resolved->ctx by itself
Igor Sysoev <igor@sysoev.ru>
parents:
1958
diff
changeset
|
620 |
1658 | 621 if (ngx_resolve_name(ctx) != NGX_OK) { |
1959
4f16186f5603
quick resolving handles u->resolved->ctx by itself
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parents:
1958
diff
changeset
|
622 u->resolved->ctx = NULL; |
3169
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fix request counter in resolver handling, the bug was introduced in r3050
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parents:
3161
diff
changeset
|
623 ngx_http_upstream_finalize_request(r, u, |
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parents:
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diff
changeset
|
624 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 625 return; |
626 } | |
627 | |
628 return; | |
629 } | |
630 | |
631 found: | |
632 | |
633 if (uscf->peer.init(r, uscf) != NGX_OK) { | |
3169
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fix request counter in resolver handling, the bug was introduced in r3050
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changeset
|
634 ngx_http_upstream_finalize_request(r, u, |
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Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
635 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 636 return; |
637 } | |
638 | |
479 | 639 ngx_http_upstream_connect(r, u); |
640 } | |
641 | |
642 | |
2592
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parents:
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diff
changeset
|
643 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
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parents:
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changeset
|
644 |
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|
645 static ngx_int_t |
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changeset
|
646 ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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|
647 { |
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|
648 ngx_int_t rc; |
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|
649 ngx_http_cache_t *c; |
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changeset
|
650 |
3056
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|
651 c = r->cache; |
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|
652 |
2592
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changeset
|
653 if (c == NULL) { |
3056
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parents:
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diff
changeset
|
654 |
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parents:
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changeset
|
655 if (!(r->method & u->conf->cache_methods)) { |
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parents:
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|
656 return NGX_DECLINED; |
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parents:
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|
657 } |
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|
658 |
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changeset
|
659 if (r->method & NGX_HTTP_HEAD) { |
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parents:
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diff
changeset
|
660 u->method = ngx_http_core_get_method; |
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parents:
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diff
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|
661 } |
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parents:
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diff
changeset
|
662 |
3698
d11227f0107f
rename ngx_http_file_cache_create() to ngx_http_file_cache_new()
Igor Sysoev <igor@sysoev.ru>
parents:
3697
diff
changeset
|
663 if (ngx_http_file_cache_new(r) != NGX_OK) { |
3056
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parents:
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diff
changeset
|
664 return NGX_ERROR; |
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parents:
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diff
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|
665 } |
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diff
changeset
|
666 |
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diff
changeset
|
667 if (u->create_key(r) != NGX_OK) { |
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parents:
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diff
changeset
|
668 return NGX_ERROR; |
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parents:
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diff
changeset
|
669 } |
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parents:
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diff
changeset
|
670 |
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changeset
|
671 /* TODO: add keys */ |
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diff
changeset
|
672 |
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changeset
|
673 ngx_http_file_cache_create_key(r); |
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diff
changeset
|
674 |
3976
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update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents:
3963
diff
changeset
|
675 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
|
676 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
|
677 "%V_buffer_size %uz is not enough for cache key, " |
215fe9223419
update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents:
3963
diff
changeset
|
678 "it should increased at least to %uz", |
215fe9223419
update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents:
3963
diff
changeset
|
679 &u->conf->module, u->conf->buffer_size, |
215fe9223419
update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents:
3963
diff
changeset
|
680 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
|
681 |
f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
682 r->cache = NULL; |
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fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
3940
diff
changeset
|
683 return NGX_DECLINED; |
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fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
684 } |
f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
3940
diff
changeset
|
685 |
4176
2b5151a2300b
Fixed cache bypass caching of non-cacheable replies (ticket #21).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4152
diff
changeset
|
686 u->cacheable = 1; |
2b5151a2300b
Fixed cache bypass caching of non-cacheable replies (ticket #21).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4152
diff
changeset
|
687 |
3917
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
688 switch (ngx_http_test_predicates(r, u->conf->cache_bypass)) { |
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fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
689 |
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
|
690 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:
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diff
changeset
|
691 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
|
692 |
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
|
693 case NGX_DECLINED: |
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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 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
|
695 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>
parents:
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diff
changeset
|
696 |
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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
|
697 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
|
698 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
|
699 } |
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
|
700 |
3697 | 701 c = r->cache; |
702 | |
3056
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
703 c->min_uses = u->conf->cache_min_uses; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
704 c->body_start = u->conf->buffer_size; |
d22afd261e72
do not create cache key in AIO invocation
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parents:
3055
diff
changeset
|
705 c->file_cache = u->conf->cache->data; |
d22afd261e72
do not create cache key in AIO invocation
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
706 |
d22afd261e72
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
707 u->cache_status = NGX_HTTP_CACHE_MISS; |
2592
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|
708 } |
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changeset
|
709 |
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changeset
|
710 rc = ngx_http_file_cache_open(r); |
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changeset
|
711 |
2926
80a314b63c56
delete useless r->cache->uses
Igor Sysoev <igor@sysoev.ru>
parents:
2912
diff
changeset
|
712 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
80a314b63c56
delete useless r->cache->uses
Igor Sysoev <igor@sysoev.ru>
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2912
diff
changeset
|
713 "http upstream cache: %i", rc); |
2592
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changeset
|
714 |
2952 | 715 switch (rc) { |
716 | |
717 case NGX_HTTP_CACHE_UPDATING: | |
718 | |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
719 if (u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) { |
2952 | 720 u->cache_status = rc; |
2927
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changeset
|
721 rc = NGX_OK; |
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diff
changeset
|
722 |
55ceaef03d34
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changeset
|
723 } else { |
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parents:
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changeset
|
724 rc = NGX_HTTP_CACHE_STALE; |
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parents:
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diff
changeset
|
725 } |
2952 | 726 |
727 break; | |
728 | |
729 case NGX_OK: | |
730 u->cache_status = NGX_HTTP_CACHE_HIT; | |
2927
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2926
diff
changeset
|
731 } |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
732 |
2952 | 733 switch (rc) { |
734 | |
735 case NGX_OK: | |
2592
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|
736 |
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changeset
|
737 rc = ngx_http_upstream_cache_send(r, u); |
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|
738 |
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changeset
|
739 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
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changeset
|
740 return rc; |
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changeset
|
741 } |
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changeset
|
742 |
2952 | 743 break; |
744 | |
745 case NGX_HTTP_CACHE_STALE: | |
2592
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diff
changeset
|
746 |
2665
4d627567c324
fix r2664: ..._cache_valid did not work for stale responses
Igor Sysoev <igor@sysoev.ru>
parents:
2664
diff
changeset
|
747 c->valid_sec = 0; |
2592
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diff
changeset
|
748 u->buffer.start = NULL; |
2952 | 749 u->cache_status = NGX_HTTP_CACHE_EXPIRED; |
750 | |
751 break; | |
752 | |
753 case NGX_DECLINED: | |
2592
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diff
changeset
|
754 |
3a8a53c0c42f
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diff
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|
755 if ((size_t) (u->buffer.end - u->buffer.start) < u->conf->buffer_size) { |
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756 u->buffer.start = NULL; |
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|
757 |
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758 } else { |
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759 u->buffer.pos = u->buffer.start + c->header_start; |
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760 u->buffer.last = u->buffer.pos; |
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761 } |
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762 |
2952 | 763 break; |
764 | |
3052
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|
765 case NGX_HTTP_CACHE_SCARCE: |
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766 |
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|
767 u->cacheable = 0; |
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768 |
2952 | 769 break; |
770 | |
3052
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771 case NGX_AGAIN: |
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|
772 |
3055
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fix sending a cached file using AIO
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773 return NGX_BUSY; |
3052
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|
774 |
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775 case NGX_ERROR: |
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|
776 |
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|
777 return NGX_ERROR; |
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|
778 |
2952 | 779 default: |
2592
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780 |
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781 /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ |
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782 |
2952 | 783 u->cache_status = NGX_HTTP_CACHE_HIT; |
784 | |
2592
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785 return rc; |
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|
786 } |
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|
787 |
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788 r->cached = 0; |
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|
789 |
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diff
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790 return NGX_DECLINED; |
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791 } |
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|
792 |
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|
793 |
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794 static ngx_int_t |
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795 ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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|
796 { |
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|
797 ngx_int_t rc; |
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798 ngx_http_cache_t *c; |
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799 |
2952 | 800 r->cached = 1; |
2592
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801 c = r->cache; |
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|
802 |
3369
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|
803 if (c->header_start == c->body_start) { |
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804 r->http_version = NGX_HTTP_VERSION_9; |
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|
805 return ngx_http_cache_send(r); |
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|
806 } |
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diff
changeset
|
807 |
2592
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diff
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|
808 /* TODO: cache stack */ |
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|
809 |
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changeset
|
810 u->buffer = *c->buf; |
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|
811 u->buffer.pos += c->header_start; |
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|
812 |
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diff
changeset
|
813 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
|
814 u->headers_in.content_length_n = -1; |
2592
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|
815 |
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diff
changeset
|
816 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
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817 sizeof(ngx_table_elt_t)) |
3a8a53c0c42f
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|
818 != NGX_OK) |
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|
819 { |
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|
820 return NGX_ERROR; |
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|
821 } |
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|
822 |
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|
823 rc = u->process_header(r); |
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|
824 |
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825 if (rc == NGX_OK) { |
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|
826 |
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827 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
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828 return NGX_DONE; |
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|
829 } |
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|
830 |
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831 return ngx_http_cache_send(r); |
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|
832 } |
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|
833 |
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|
834 if (rc == NGX_ERROR) { |
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835 return NGX_ERROR; |
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|
836 } |
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|
837 |
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|
838 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
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|
839 |
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|
840 /* TODO: delete file */ |
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parents:
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diff
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|
841 |
3a8a53c0c42f
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diff
changeset
|
842 return rc; |
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diff
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|
843 } |
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diff
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|
844 |
3a8a53c0c42f
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diff
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|
845 #endif |
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|
846 |
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|
847 |
487 | 848 static void |
1658 | 849 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
850 { | |
851 ngx_http_request_t *r; | |
3169
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diff
changeset
|
852 ngx_http_upstream_t *u; |
1658 | 853 ngx_http_upstream_resolved_t *ur; |
854 | |
855 r = ctx->data; | |
856 | |
3169
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|
857 u = r->upstream; |
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|
858 ur = u->resolved; |
1658 | 859 |
860 if (ctx->state) { | |
861 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
862 "%V could not be resolved (%i: %s)", | |
863 &ctx->name, ctx->state, | |
864 ngx_resolver_strerror(ctx->state)); | |
865 | |
3169
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|
866 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
1658 | 867 return; |
868 } | |
869 | |
870 ur->naddrs = ctx->naddrs; | |
871 ur->addrs = ctx->addrs; | |
872 | |
873 #if (NGX_DEBUG) | |
874 { | |
875 in_addr_t addr; | |
876 ngx_uint_t i; | |
877 | |
878 for (i = 0; i < ctx->naddrs; i++) { | |
879 addr = ntohl(ur->addrs[i]); | |
880 | |
881 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
882 "name was resolved to %ud.%ud.%ud.%ud", | |
883 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
884 (addr >> 8) & 0xff, addr & 0xff); | |
885 } | |
886 } | |
887 #endif | |
888 | |
889 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
3169
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|
890 ngx_http_upstream_finalize_request(r, u, |
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891 NGX_HTTP_INTERNAL_SERVER_ERROR); |
1658 | 892 return; |
893 } | |
894 | |
895 ngx_resolve_name_done(ctx); | |
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|
896 ur->ctx = NULL; |
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|
897 |
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|
898 ngx_http_upstream_connect(r, u); |
1658 | 899 } |
900 | |
901 | |
902 static void | |
2377
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903 ngx_http_upstream_handler(ngx_event_t *ev) |
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904 { |
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905 ngx_connection_t *c; |
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906 ngx_http_request_t *r; |
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907 ngx_http_log_ctx_t *ctx; |
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908 ngx_http_upstream_t *u; |
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909 |
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910 c = ev->data; |
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911 r = c->data; |
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912 |
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|
913 u = r->upstream; |
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914 c = r->connection; |
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915 |
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916 ctx = c->log->data; |
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917 ctx->current_request = r; |
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918 |
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919 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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920 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
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921 |
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922 if (ev->write) { |
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
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923 u->write_event_handler(r, u); |
2377
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924 |
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925 } else { |
2386
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926 u->read_event_handler(r, u); |
2377
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927 } |
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928 |
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929 ngx_http_run_posted_requests(c); |
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930 } |
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931 |
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932 |
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933 static void |
509 | 934 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
935 { | |
936 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
937 } | |
938 | |
939 | |
940 static void | |
941 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
942 { | |
943 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
944 } | |
945 | |
946 | |
947 static void | |
948 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
949 ngx_event_t *ev) | |
479 | 950 { |
951 int n; | |
952 char buf[1]; | |
577 | 953 ngx_err_t err; |
2807
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954 ngx_int_t event; |
479 | 955 ngx_connection_t *c; |
956 ngx_http_upstream_t *u; | |
957 | |
527 | 958 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
959 "http upstream check client, write event:%d, \"%V\"", | |
960 ev->write, &r->uri); | |
479 | 961 |
509 | 962 c = r->connection; |
483 | 963 u = r->upstream; |
964 | |
583 | 965 if (c->error) { |
2807
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966 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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967 |
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968 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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969 |
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970 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
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971 ngx_http_upstream_finalize_request(r, u, |
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972 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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973 return; |
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974 } |
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975 } |
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976 |
2757
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|
977 if (!u->cacheable) { |
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978 ngx_http_upstream_finalize_request(r, u, |
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979 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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980 } |
2807
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981 |
527 | 982 return; |
983 } | |
984 | |
479 | 985 #if (NGX_HAVE_KQUEUE) |
986 | |
987 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
988 | |
989 if (!ev->pending_eof) { | |
990 return; | |
991 } | |
992 | |
993 ev->eof = 1; | |
583 | 994 c->error = 1; |
479 | 995 |
996 if (ev->kq_errno) { | |
997 ev->error = 1; | |
998 } | |
999 | |
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1000 if (!u->cacheable && u->peer.connection) { |
479 | 1001 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
4182 | 1002 "kevent() reported that client prematurely closed " |
527 | 1003 "connection, so upstream connection is closed too"); |
479 | 1004 ngx_http_upstream_finalize_request(r, u, |
1005 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1006 return; | |
1007 } | |
1008 | |
1009 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
4182 | 1010 "kevent() reported that client prematurely closed " |
1011 "connection"); | |
479 | 1012 |
1013 if (u->peer.connection == NULL) { | |
1014 ngx_http_upstream_finalize_request(r, u, | |
1015 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1016 } | |
1017 | |
1018 return; | |
1019 } | |
1020 | |
1021 #endif | |
1022 | |
1023 n = recv(c->fd, buf, 1, MSG_PEEK); | |
1024 | |
1025 err = ngx_socket_errno; | |
1026 | |
1109 | 1027 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
1028 "http upstream recv(): %d", n); | |
1029 | |
479 | 1030 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
1031 return; | |
1032 } | |
1033 | |
1034 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
2807
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1035 |
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1036 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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1037 |
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1038 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
479 | 1039 ngx_http_upstream_finalize_request(r, u, |
1040 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1041 return; | |
1042 } | |
1043 } | |
1044 | |
1045 if (n > 0) { | |
1046 return; | |
1047 } | |
1048 | |
1049 if (n == -1) { | |
1050 if (err == NGX_EAGAIN) { | |
1051 return; | |
1052 } | |
1053 | |
1054 ev->error = 1; | |
1055 | |
483 | 1056 } else { /* n == 0 */ |
479 | 1057 err = 0; |
1058 } | |
1059 | |
529 | 1060 ev->eof = 1; |
583 | 1061 c->error = 1; |
529 | 1062 |
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1063 if (!u->cacheable && u->peer.connection) { |
479 | 1064 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
4182 | 1065 "client prematurely closed connection, " |
479 | 1066 "so upstream connection is closed too"); |
1067 ngx_http_upstream_finalize_request(r, u, | |
1068 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1069 return; | |
1070 } | |
1071 | |
1072 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
4182 | 1073 "client prematurely closed connection"); |
479 | 1074 |
1075 if (u->peer.connection == NULL) { | |
1076 ngx_http_upstream_finalize_request(r, u, | |
1077 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
1078 } | |
1079 } | |
1080 | |
1081 | |
487 | 1082 static void |
1083 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1084 { |
591 | 1085 ngx_int_t rc; |
665 | 1086 ngx_time_t *tp; |
591 | 1087 ngx_connection_t *c; |
479 | 1088 |
483 | 1089 r->connection->log->action = "connecting to upstream"; |
479 | 1090 |
1091 r->connection->single_connection = 0; | |
1092 | |
889
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1093 if (u->state && u->state->response_sec) { |
665 | 1094 tp = ngx_timeofday(); |
889
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1095 u->state->response_sec = tp->sec - u->state->response_sec; |
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1096 u->state->response_msec = tp->msec - u->state->response_msec; |
665 | 1097 } |
1098 | |
1168
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1099 u->state = ngx_array_push(r->upstream_states); |
665 | 1100 if (u->state == NULL) { |
1101 ngx_http_upstream_finalize_request(r, u, | |
1102 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1103 return; | |
1104 } | |
1105 | |
1106 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
1107 | |
1108 tp = ngx_timeofday(); | |
889
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1109 u->state->response_sec = tp->sec; |
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1110 u->state->response_msec = tp->msec; |
665 | 1111 |
479 | 1112 rc = ngx_event_connect_peer(&u->peer); |
1113 | |
1114 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1115 "http upstream connect: %i", rc); | |
1116 | |
1117 if (rc == NGX_ERROR) { | |
1118 ngx_http_upstream_finalize_request(r, u, | |
1119 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1120 return; | |
1121 } | |
1122 | |
1707
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1123 u->state->peer = u->peer.name; |
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1124 |
543 | 1125 if (rc == NGX_BUSY) { |
1126 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
1378 | 1127 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
1128 return; | |
543 | 1129 } |
1130 | |
1378 | 1131 if (rc == NGX_DECLINED) { |
479 | 1132 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1133 return; | |
1134 } | |
1135 | |
577 | 1136 /* rc == NGX_OK || rc == NGX_AGAIN */ |
1137 | |
479 | 1138 c = u->peer.connection; |
1139 | |
1140 c->data = r; | |
591 | 1141 |
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1142 c->write->handler = ngx_http_upstream_handler; |
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1143 c->read->handler = ngx_http_upstream_handler; |
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1144 |
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1145 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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1146 u->read_event_handler = ngx_http_upstream_process_header; |
479 | 1147 |
1397
6c25a49e548a
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1148 c->sendfile &= r->connection->sendfile; |
1958 | 1149 u->output.sendfile = c->sendfile; |
479 | 1150 |
4116
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1151 if (c->pool == NULL) { |
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1152 |
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1153 /* we need separate pool here to be able to cache SSL connections */ |
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1154 |
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1155 c->pool = ngx_create_pool(128, r->connection->log); |
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1156 if (c->pool == NULL) { |
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1157 ngx_http_upstream_finalize_request(r, u, |
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1158 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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1159 return; |
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1160 } |
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1161 } |
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1162 |
2847 | 1163 c->log = r->connection->log; |
4116
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1164 c->pool->log = c->log; |
2847 | 1165 c->read->log = c->log; |
1166 c->write->log = c->log; | |
479 | 1167 |
1168 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
1169 | |
1170 u->writer.out = NULL; | |
1171 u->writer.last = &u->writer.out; | |
1172 u->writer.connection = c; | |
1173 u->writer.limit = 0; | |
1174 | |
1175 if (u->request_sent) { | |
509 | 1176 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
1177 ngx_http_upstream_finalize_request(r, u, | |
1178 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1179 return; | |
1180 } | |
479 | 1181 } |
1182 | |
1064
7c84c877f2d7
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diff
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|
1183 if (r->request_body |
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1184 && r->request_body->buf |
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1185 && r->request_body->temp_file |
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1186 && r == r->main) |
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1187 { |
573 | 1188 /* |
1189 * the r->request_body->buf can be reused for one request only, | |
1190 * the subrequests should allocate their own temporay bufs | |
1191 */ | |
1192 | |
1193 u->output.free = ngx_alloc_chain_link(r->pool); | |
1194 if (u->output.free == NULL) { | |
1195 ngx_http_upstream_finalize_request(r, u, | |
1196 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1197 return; | |
479 | 1198 } |
573 | 1199 |
1200 u->output.free->buf = r->request_body->buf; | |
1201 u->output.free->next = NULL; | |
1202 u->output.allocated = 1; | |
1203 | |
1204 r->request_body->buf->pos = r->request_body->buf->start; | |
1205 r->request_body->buf->last = r->request_body->buf->start; | |
1206 r->request_body->buf->tag = u->output.tag; | |
479 | 1207 } |
1208 | |
1209 u->request_sent = 0; | |
1210 | |
1211 if (rc == NGX_AGAIN) { | |
1212 ngx_add_timer(c->write, u->conf->connect_timeout); | |
1213 return; | |
1214 } | |
1215 | |
577 | 1216 #if (NGX_HTTP_SSL) |
1217 | |
1658 | 1218 if (u->ssl && c->ssl == NULL) { |
591 | 1219 ngx_http_upstream_ssl_init_connection(r, u, c); |
577 | 1220 return; |
1221 } | |
1222 | |
1223 #endif | |
1224 | |
479 | 1225 ngx_http_upstream_send_request(r, u); |
1226 } | |
1227 | |
1228 | |
577 | 1229 #if (NGX_HTTP_SSL) |
1230 | |
1231 static void | |
591 | 1232 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
1233 ngx_http_upstream_t *u, ngx_connection_t *c) | |
1234 { | |
884 | 1235 ngx_int_t rc; |
591 | 1236 |
1237 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
1238 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
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1239 != NGX_OK) |
591 | 1240 { |
1241 ngx_http_upstream_finalize_request(r, u, | |
1242 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1243 return; | |
1244 } | |
1245 | |
1246 c->sendfile = 0; | |
619 | 1247 u->output.sendfile = 0; |
591 | 1248 |
2184 | 1249 if (u->conf->ssl_session_reuse) { |
1250 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
1251 ngx_http_upstream_finalize_request(r, u, | |
1252 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1253 return; | |
1254 } | |
591 | 1255 } |
1256 | |
641 | 1257 r->connection->log->action = "SSL handshaking to upstream"; |
1258 | |
591 | 1259 rc = ngx_ssl_handshake(c); |
1260 | |
1261 if (rc == NGX_AGAIN) { | |
1262 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
1263 return; | |
1264 } | |
1265 | |
1266 ngx_http_upstream_ssl_handshake(c); | |
1267 } | |
1268 | |
1269 | |
1270 static void | |
577 | 1271 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
1272 { | |
1273 ngx_http_request_t *r; | |
1274 ngx_http_upstream_t *u; | |
1275 | |
1276 r = c->data; | |
1277 u = r->upstream; | |
1278 | |
1279 if (c->ssl->handshaked) { | |
1280 | |
2184 | 1281 if (u->conf->ssl_session_reuse) { |
1282 u->peer.save_session(&u->peer, u->peer.data); | |
1283 } | |
884 | 1284 |
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1285 c->write->handler = ngx_http_upstream_handler; |
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1286 c->read->handler = ngx_http_upstream_handler; |
577 | 1287 |
1288 ngx_http_upstream_send_request(r, u); | |
1289 | |
1290 return; | |
1291 } | |
1292 | |
1293 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1294 | |
1295 } | |
1296 | |
1297 #endif | |
1298 | |
1299 | |
509 | 1300 static ngx_int_t |
487 | 1301 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1302 { |
1303 ngx_chain_t *cl; | |
1304 | |
509 | 1305 if (u->reinit_request(r) != NGX_OK) { |
1306 return NGX_ERROR; | |
1307 } | |
1308 | |
4120
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1309 u->keepalive = 0; |
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1310 |
1705 | 1311 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
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1312 u->headers_in.content_length_n = -1; |
1705 | 1313 |
1314 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
591 | 1315 sizeof(ngx_table_elt_t)) |
1316 != NGX_OK) | |
509 | 1317 { |
1318 return NGX_ERROR; | |
479 | 1319 } |
1320 | |
1321 /* reinit the request chain */ | |
577 | 1322 |
509 | 1323 for (cl = u->request_bufs; cl; cl = cl->next) { |
479 | 1324 cl->buf->pos = cl->buf->start; |
1325 cl->buf->file_pos = 0; | |
1326 } | |
1327 | |
509 | 1328 /* reinit the subrequest's ngx_output_chain() context */ |
1329 | |
573 | 1330 if (r->request_body && r->request_body->temp_file |
597 | 1331 && r != r->main && u->output.buf) |
573 | 1332 { |
1333 u->output.free = ngx_alloc_chain_link(r->pool); | |
1334 if (u->output.free == NULL) { | |
1335 return NGX_ERROR; | |
509 | 1336 } |
573 | 1337 |
1338 u->output.free->buf = u->output.buf; | |
1339 u->output.free->next = NULL; | |
1340 | |
1341 u->output.buf->pos = u->output.buf->start; | |
1342 u->output.buf->last = u->output.buf->start; | |
509 | 1343 } |
479 | 1344 |
1345 u->output.buf = NULL; | |
1346 u->output.in = NULL; | |
1347 u->output.busy = NULL; | |
577 | 1348 |
581 | 1349 /* reinit u->buffer */ |
577 | 1350 |
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1351 u->buffer.pos = u->buffer.start; |
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1352 |
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1353 #if (NGX_HTTP_CACHE) |
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1354 |
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1355 if (r->cache) { |
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1356 u->buffer.pos += r->cache->header_start; |
479 | 1357 } |
509 | 1358 |
479 | 1359 #endif |
1360 | |
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1361 u->buffer.last = u->buffer.pos; |
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1362 |
509 | 1363 return NGX_OK; |
479 | 1364 } |
1365 | |
1366 | |
487 | 1367 static void |
1368 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
479 | 1369 { |
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1370 ngx_int_t rc; |
483 | 1371 ngx_connection_t *c; |
577 | 1372 |
479 | 1373 c = u->peer.connection; |
1374 | |
1375 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
1376 "http upstream send request"); | |
1377 | |
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1378 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1379 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
1153
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1380 return; |
479 | 1381 } |
1382 | |
483 | 1383 c->log->action = "sending request to upstream"; |
479 | 1384 |
509 | 1385 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
479 | 1386 |
1387 u->request_sent = 1; | |
1388 | |
1389 if (rc == NGX_ERROR) { | |
1390 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
1391 return; | |
1392 } | |
1393 | |
1394 if (c->write->timer_set) { | |
1395 ngx_del_timer(c->write); | |
1396 } | |
1397 | |
1398 if (rc == NGX_AGAIN) { | |
1399 ngx_add_timer(c->write, u->conf->send_timeout); | |
1400 | |
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1401 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
479 | 1402 ngx_http_upstream_finalize_request(r, u, |
1403 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1404 return; | |
1405 } | |
1406 | |
1407 return; | |
1408 } | |
1409 | |
1410 /* rc == NGX_OK */ | |
1411 | |
1412 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
1413 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
1414 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
1415 ngx_tcp_push_n " failed"); | |
1416 ngx_http_upstream_finalize_request(r, u, | |
1417 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
577 | 1418 return; |
479 | 1419 } |
1420 | |
1421 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
1422 } | |
577 | 1423 |
479 | 1424 ngx_add_timer(c->read, u->conf->read_timeout); |
1425 | |
1426 #if 1 | |
1427 if (c->read->ready) { | |
577 | 1428 |
479 | 1429 /* post aio operation */ |
1430 | |
1431 /* | |
1432 * TODO comment | |
1433 * although we can post aio operation just in the end | |
1434 * of ngx_http_upstream_connect() CHECK IT !!! | |
1435 * it's better to do here because we postpone header buffer allocation | |
1436 */ | |
1437 | |
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1438 ngx_http_upstream_process_header(r, u); |
479 | 1439 return; |
1440 } | |
1441 #endif | |
1442 | |
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1443 u->write_event_handler = ngx_http_upstream_dummy_handler; |
479 | 1444 |
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1445 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
479 | 1446 ngx_http_upstream_finalize_request(r, u, |
1447 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1448 return; | |
1449 } | |
1450 } | |
1451 | |
1452 | |
487 | 1453 static void |
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1454 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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1455 ngx_http_upstream_t *u) |
479 | 1456 { |
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1457 ngx_connection_t *c; |
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1458 |
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1459 c = u->peer.connection; |
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1460 |
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1461 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 1462 "http upstream send request handler"); |
1463 | |
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1464 if (c->write->timedout) { |
479 | 1465 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1466 return; | |
1467 } | |
1468 | |
591 | 1469 #if (NGX_HTTP_SSL) |
1470 | |
1658 | 1471 if (u->ssl && c->ssl == NULL) { |
591 | 1472 ngx_http_upstream_ssl_init_connection(r, u, c); |
1473 return; | |
1474 } | |
1475 | |
1476 #endif | |
1477 | |
651 | 1478 if (u->header_sent) { |
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1479 u->write_event_handler = ngx_http_upstream_dummy_handler; |
651 | 1480 |
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1481 (void) ngx_handle_write_event(c->write, 0); |
651 | 1482 |
1483 return; | |
1484 } | |
1485 | |
479 | 1486 ngx_http_upstream_send_request(r, u); |
1487 } | |
1488 | |
1489 | |
487 | 1490 static void |
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1491 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 1492 { |
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1493 ssize_t n; |
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1494 ngx_int_t rc; |
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1495 ngx_connection_t *c; |
479 | 1496 |
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1497 c = u->peer.connection; |
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1498 |
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1499 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
483 | 1500 "http upstream process header"); |
479 | 1501 |
483 | 1502 c->log->action = "reading response header from upstream"; |
479 | 1503 |
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1504 if (c->read->timedout) { |
479 | 1505 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
1506 return; | |
1507 } | |
577 | 1508 |
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|
1509 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
1166 | 1510 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1511 return; |
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1512 } |
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1513 |
581 | 1514 if (u->buffer.start == NULL) { |
1515 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
1516 if (u->buffer.start == NULL) { | |
479 | 1517 ngx_http_upstream_finalize_request(r, u, |
1518 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1519 return; | |
1520 } | |
1521 | |
581 | 1522 u->buffer.pos = u->buffer.start; |
1523 u->buffer.last = u->buffer.start; | |
1524 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
1525 u->buffer.temporary = 1; | |
1526 | |
1527 u->buffer.tag = u->output.tag; | |
479 | 1528 |
1705 | 1529 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
581 | 1530 sizeof(ngx_table_elt_t)) |
1531 != NGX_OK) | |
509 | 1532 { |
1533 ngx_http_upstream_finalize_request(r, u, | |
1534 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1535 return; | |
1536 } | |
1537 | |
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1538 #if (NGX_HTTP_CACHE) |
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1539 |
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1540 if (r->cache) { |
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1541 u->buffer.pos += r->cache->header_start; |
581 | 1542 u->buffer.last = u->buffer.pos; |
479 | 1543 } |
1544 #endif | |
1545 } | |
1546 | |
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1547 for ( ;; ) { |
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1548 |
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1549 n = c->recv(c, u->buffer.last, u->buffer.end - u->buffer.last); |
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1550 |
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1551 if (n == NGX_AGAIN) { |
479 | 1552 #if 0 |
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|
1553 ngx_add_timer(rev, u->read_timeout); |
479 | 1554 #endif |
1555 | |
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1556 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
2360
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|
1557 ngx_http_upstream_finalize_request(r, u, |
479 | 1558 NGX_HTTP_INTERNAL_SERVER_ERROR); |
2360
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|
1559 return; |
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|
1560 } |
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read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1561 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1562 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1563 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1564 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1565 if (n == 0) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1566 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
|
1567 "upstream prematurely closed connection"); |
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 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1570 if (n == NGX_ERROR || n == 0) { |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1571 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
479 | 1572 return; |
1573 } | |
1574 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1575 u->buffer.last += n; |
479 | 1576 |
1577 #if 0 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1578 u->valid_header_in = 0; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1579 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1580 u->peer.cached = 0; |
479 | 1581 #endif |
1582 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1583 rc = u->process_header(r); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1584 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1585 if (rc == NGX_AGAIN) { |
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 if (u->buffer.pos == u->buffer.end) { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1588 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
|
1589 "upstream sent too big header"); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1590 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1591 ngx_http_upstream_next(r, u, |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1592 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1593 return; |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1594 } |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1595 |
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1596 continue; |
479 | 1597 } |
1598 | |
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1599 break; |
479 | 1600 } |
1601 | |
1602 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
1603 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
1604 return; | |
1605 } | |
1606 | |
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
|
1607 if (rc == NGX_ERROR) { |
479 | 1608 ngx_http_upstream_finalize_request(r, u, |
1609 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
1610 return; | |
1611 } | |
1612 | |
1613 /* rc == NGX_OK */ | |
1614 | |
3401
9e7926763f87
allow to handle 301/302 in error_page
Igor Sysoev <igor@sysoev.ru>
parents:
3399
diff
changeset
|
1615 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
|
1616 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1617 if (r->subrequest_in_memory) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1618 u->buffer.last = u->buffer.pos; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1619 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1620 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1621 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
509 | 1622 return; |
1623 } | |
1624 | |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1625 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
|
1626 return; |
487 | 1627 } |
1628 } | |
1629 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1630 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
515 | 1631 return; |
1632 } | |
1633 | |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1634 if (!r->subrequest_in_memory) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1635 ngx_http_upstream_send_response(r, u); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1636 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1637 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1638 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1639 /* subrequest content in memory */ |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1640 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1641 if (u->input_filter == NULL) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1642 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1643 u->input_filter = ngx_http_upstream_non_buffered_filter; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1644 u->input_filter_ctx = r; |
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 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1647 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1648 ngx_http_upstream_finalize_request(r, u, |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1649 NGX_HTTP_INTERNAL_SERVER_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1650 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1651 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1652 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1653 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
|
1654 |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1655 if (n) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1656 u->buffer.last -= n; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1657 |
2402 | 1658 u->state->response_length += n; |
1659 | |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1660 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
|
1661 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1662 return; |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1663 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1664 |
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1665 if (u->length == 0) { |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1666 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
|
1667 return; |
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1668 } |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1669 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1670 |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1671 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
|
1672 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1673 ngx_http_upstream_process_body_in_memory(r, u); |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1674 } |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1675 |
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1676 |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1677 static ngx_int_t |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1678 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
|
1679 { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1680 ngx_uint_t status; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1681 ngx_http_upstream_next_t *un; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1682 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1683 status = u->headers_in.status_n; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1684 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1685 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
|
1686 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1687 if (status != un->status) { |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1688 continue; |
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 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1691 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
|
1692 ngx_http_upstream_next(r, u, un->mask); |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1693 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1694 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1695 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1696 #if (NGX_HTTP_CACHE) |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1697 |
2952 | 1698 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
1699 && (u->conf->cache_use_stale & un->mask)) | |
1700 { | |
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1701 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
|
1702 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1703 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
|
1704 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1705 if (rc == NGX_OK) { |
2952 | 1706 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
|
1707 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
|
1708 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
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|
1709 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1710 ngx_http_upstream_finalize_request(r, u, rc); |
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1711 return NGX_OK; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1712 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1713 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1714 #endif |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1715 } |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1716 |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1717 return NGX_DECLINED; |
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1718 } |
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 static ngx_int_t |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1722 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
|
1723 ngx_http_upstream_t *u) |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1724 { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1725 ngx_int_t status; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
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diff
changeset
|
1726 ngx_uint_t i; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1727 ngx_table_elt_t *h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1728 ngx_http_err_page_t *err_page; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1729 ngx_http_core_loc_conf_t *clcf; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1730 |
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1731 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
|
1732 |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1733 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
|
1734 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
|
1735 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
|
1736 } |
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1737 |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1738 if (!u->conf->intercept_errors) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1739 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1740 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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|
1741 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
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|
1742 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
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|
1743 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1744 if (clcf->error_pages == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1745 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
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|
1746 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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|
1747 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
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diff
changeset
|
1748 err_page = clcf->error_pages->elts; |
920be89a3d2d
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parents:
2244
diff
changeset
|
1749 for (i = 0; i < clcf->error_pages->nelts; i++) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1750 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1751 if (err_page[i].status == status) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1752 |
2953
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1753 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
|
1754 && 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
|
1755 { |
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1756 h = ngx_list_push(&r->headers_out.headers); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1757 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1758 if (h == NULL) { |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1759 ngx_http_upstream_finalize_request(r, u, |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1760 NGX_HTTP_INTERNAL_SERVER_ERROR); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1761 return NGX_OK; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1762 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
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|
1763 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1764 *h = *u->headers_in.www_authenticate; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
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|
1765 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
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diff
changeset
|
1766 r->headers_out.www_authenticate = h; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
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diff
changeset
|
1767 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1768 |
3706
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
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|
1769 #if (NGX_HTTP_CACHE) |
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1770 |
3709
64777690c697
fix r3707: cache node should be freed be a response is not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3708
diff
changeset
|
1771 if (r->cache) { |
3706
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1772 time_t valid; |
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1773 |
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1774 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
|
1775 |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1776 if (valid) { |
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1777 r->cache->valid_sec = ngx_time() + valid; |
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1778 r->cache->error = status; |
ea908f6ae499
an intercepted error code was not cached
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parents:
3705
diff
changeset
|
1779 } |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
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3705
diff
changeset
|
1780 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
1781 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
|
1782 } |
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1783 #endif |
2267
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ngx_http_upstream_intercept_errors()
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parents:
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changeset
|
1784 ngx_http_upstream_finalize_request(r, u, status); |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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|
1785 |
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ngx_http_upstream_intercept_errors()
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changeset
|
1786 return NGX_OK; |
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ngx_http_upstream_intercept_errors()
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2244
diff
changeset
|
1787 } |
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ngx_http_upstream_intercept_errors()
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changeset
|
1788 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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changeset
|
1789 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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changeset
|
1790 return NGX_DECLINED; |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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diff
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|
1791 } |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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changeset
|
1792 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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changeset
|
1793 |
920be89a3d2d
ngx_http_upstream_intercept_errors()
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diff
changeset
|
1794 static ngx_int_t |
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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parents:
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changeset
|
1795 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
|
1796 { |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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diff
changeset
|
1797 int err; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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parents:
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changeset
|
1798 socklen_t len; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1799 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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|
1800 #if (NGX_HAVE_KQUEUE) |
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|
1801 |
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separate ngx_http_upstream_test_connect() and
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diff
changeset
|
1802 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
1166 | 1803 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
|
1804 c->log->action = "connecting to upstream"; |
1166 | 1805 (void) ngx_connection_error(c, c->write->kq_errno, |
1806 "kevent() reported that connect() failed"); | |
1807 return NGX_ERROR; | |
1808 } | |
1153
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separate ngx_http_upstream_test_connect() and
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changeset
|
1809 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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changeset
|
1810 } else |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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changeset
|
1811 #endif |
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|
1812 { |
1166 | 1813 err = 0; |
1814 len = sizeof(int); | |
1815 | |
1816 /* | |
1817 * BSDs and Linux return 0 and set a pending error in err | |
1818 * Solaris returns -1 and sets errno | |
1819 */ | |
1820 | |
1821 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1822 == -1) | |
1823 { | |
1824 err = ngx_errno; | |
1825 } | |
1826 | |
1827 if (err) { | |
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1828 c->log->action = "connecting to upstream"; |
1166 | 1829 (void) ngx_connection_error(c, err, "connect() failed"); |
1830 return NGX_ERROR; | |
1831 } | |
1153
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separate ngx_http_upstream_test_connect() and
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changeset
|
1832 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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diff
changeset
|
1833 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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changeset
|
1834 return NGX_OK; |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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changeset
|
1835 } |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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changeset
|
1836 |
c843f3df3b85
separate ngx_http_upstream_test_connect() and
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diff
changeset
|
1837 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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2536
diff
changeset
|
1838 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
1839 ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) |
3a8a53c0c42f
a prelimiary proxy cache support
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2536
diff
changeset
|
1840 { |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
1841 ngx_str_t *uri, args; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1842 ngx_uint_t i, flags; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1843 ngx_list_part_t *part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1844 ngx_table_elt_t *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1845 ngx_http_upstream_header_t *hh; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1846 ngx_http_upstream_main_conf_t *umcf; |
3a8a53c0c42f
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parents:
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diff
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|
1847 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1848 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1849 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1850 if (u->headers_in.x_accel_redirect |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1851 && !(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT)) |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
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|
1852 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1853 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1854 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1855 part = &u->headers_in.headers.part; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1856 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1857 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1858 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1859 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1860 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1861 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1862 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1863 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1864 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1865 part = part->next; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1866 h = part->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1867 i = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1868 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1869 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1870 hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1871 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1872 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1873 if (hh && hh->redirect) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1874 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
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|
1875 ngx_http_finalize_request(r, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1876 NGX_HTTP_INTERNAL_SERVER_ERROR); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1877 return NGX_DONE; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1878 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1879 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1880 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1881 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1882 uri = &u->headers_in.x_accel_redirect->value; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1883 ngx_str_null(&args); |
3161 | 1884 flags = NGX_HTTP_LOG_UNSAFE; |
2592
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parents:
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diff
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|
1885 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1886 if (ngx_http_parse_unsafe_uri(r, uri, &args, &flags) != NGX_OK) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1887 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1888 return NGX_DONE; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1889 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1890 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1891 if (r->method != NGX_HTTP_HEAD) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1892 r->method = NGX_HTTP_GET; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
1893 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1894 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1895 r->valid_unparsed_uri = 0; |
3a8a53c0c42f
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parents:
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diff
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|
1896 |
3a8a53c0c42f
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parents:
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diff
changeset
|
1897 ngx_http_internal_redirect(r, uri, &args); |
3120
40b8b398dbbc
fix request counter for X-Accel-Redirect, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3112
diff
changeset
|
1898 ngx_http_finalize_request(r, NGX_DONE); |
2592
3a8a53c0c42f
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parents:
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|
1899 return NGX_DONE; |
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parents:
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diff
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|
1900 } |
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1901 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1902 part = &u->headers_in.headers.part; |
3a8a53c0c42f
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parents:
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diff
changeset
|
1903 h = part->elts; |
3a8a53c0c42f
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parents:
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diff
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|
1904 |
3a8a53c0c42f
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parents:
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|
1905 for (i = 0; /* void */; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1906 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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|
1907 if (i >= part->nelts) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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changeset
|
1908 if (part->next == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1909 break; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1910 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1911 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1912 part = part->next; |
3a8a53c0c42f
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parents:
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diff
changeset
|
1913 h = part->elts; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
1914 i = 0; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1915 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1916 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
1917 if (ngx_hash_find(&u->conf->hide_headers_hash, h[i].hash, |
3a8a53c0c42f
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|
1918 h[i].lowcase_key, h[i].key.len)) |
3a8a53c0c42f
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parents:
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diff
changeset
|
1919 { |
3a8a53c0c42f
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|
1920 continue; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1921 } |
3a8a53c0c42f
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parents:
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|
1922 |
3a8a53c0c42f
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|
1923 hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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|
1924 h[i].lowcase_key, h[i].key.len); |
3a8a53c0c42f
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|
1925 |
3a8a53c0c42f
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|
1926 if (hh) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1927 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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|
1928 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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|
1929 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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|
1930 return NGX_DONE; |
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parents:
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|
1931 } |
3a8a53c0c42f
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parents:
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|
1932 |
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diff
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|
1933 continue; |
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|
1934 } |
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diff
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|
1935 |
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|
1936 if (ngx_http_upstream_copy_header_line(r, &h[i], 0) != NGX_OK) { |
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|
1937 ngx_http_upstream_finalize_request(r, u, |
3a8a53c0c42f
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|
1938 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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|
1939 return NGX_DONE; |
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|
1940 } |
3a8a53c0c42f
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parents:
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diff
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|
1941 } |
3a8a53c0c42f
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|
1942 |
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|
1943 if (r->headers_out.server && r->headers_out.server->value.data == NULL) { |
3a8a53c0c42f
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|
1944 r->headers_out.server->hash = 0; |
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diff
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|
1945 } |
3a8a53c0c42f
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diff
changeset
|
1946 |
3a8a53c0c42f
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|
1947 if (r->headers_out.date && r->headers_out.date->value.data == NULL) { |
3a8a53c0c42f
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2536
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|
1948 r->headers_out.date->hash = 0; |
3a8a53c0c42f
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|
1949 } |
3a8a53c0c42f
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diff
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|
1950 |
3a8a53c0c42f
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diff
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|
1951 r->headers_out.status = u->headers_in.status_n; |
3a8a53c0c42f
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|
1952 r->headers_out.status_line = u->headers_in.status_line; |
3a8a53c0c42f
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diff
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|
1953 |
4117
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
1954 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
|
1955 |
4118
dbddec65fdab
Upstream: r->upstream->length type change to off_t.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4117
diff
changeset
|
1956 u->length = u->headers_in.content_length_n; |
2592
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|
1957 |
3a8a53c0c42f
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|
1958 return NGX_OK; |
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diff
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|
1959 } |
3a8a53c0c42f
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diff
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|
1960 |
3a8a53c0c42f
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|
1961 |
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1962 static void |
2386
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1963 ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
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1964 ngx_http_upstream_t *u) |
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1965 { |
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1966 size_t size; |
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1967 ssize_t n; |
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1968 ngx_buf_t *b; |
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1969 ngx_event_t *rev; |
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1970 ngx_connection_t *c; |
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1971 |
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1972 c = u->peer.connection; |
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1973 rev = c->read; |
777
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1974 |
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1975 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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1976 "http upstream process body on memory"); |
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1977 |
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1978 if (rev->timedout) { |
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1979 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
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1980 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
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1981 return; |
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1982 } |
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1983 |
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1984 b = &u->buffer; |
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1985 |
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1986 for ( ;; ) { |
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|
1987 |
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1988 size = b->end - b->last; |
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1989 |
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1990 if (size == 0) { |
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1991 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
3708 | 1992 "upstream buffer is too small to read response"); |
777
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1993 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1994 return; |
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|
1995 } |
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1996 |
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1997 n = c->recv(c, b->last, size); |
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1998 |
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1999 if (n == NGX_AGAIN) { |
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2000 break; |
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|
2001 } |
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|
2002 |
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2003 if (n == 0 || n == NGX_ERROR) { |
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2004 ngx_http_upstream_finalize_request(r, u, n); |
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2005 return; |
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2006 } |
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2007 |
2402 | 2008 u->state->response_length += n; |
2009 | |
777
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2010 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
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2011 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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2012 return; |
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2013 } |
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2014 |
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2015 if (!rev->ready) { |
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2016 break; |
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2017 } |
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2018 } |
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2019 |
4120
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2020 if (u->length == 0) { |
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|
2021 ngx_http_upstream_finalize_request(r, u, 0); |
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2022 return; |
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2023 } |
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2024 |
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2025 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
777
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|
2026 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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2027 return; |
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|
2028 } |
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2029 |
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2030 if (rev->active) { |
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2031 ngx_add_timer(rev, u->conf->read_timeout); |
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|
2032 |
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2033 } else if (rev->timer_set) { |
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|
2034 ngx_del_timer(rev); |
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|
2035 } |
681 | 2036 } |
2037 | |
2038 | |
2039 static void | |
2040 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
2041 { | |
2042 int tcp_nodelay; | |
2402 | 2043 ssize_t n; |
681 | 2044 ngx_int_t rc; |
2045 ngx_event_pipe_t *p; | |
2046 ngx_connection_t *c; | |
2047 ngx_http_core_loc_conf_t *clcf; | |
2048 | |
509 | 2049 rc = ngx_http_send_header(r); |
479 | 2050 |
2701 | 2051 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
485 | 2052 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2053 return; |
2054 } | |
2055 | |
2704
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diff
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|
2056 c = r->connection; |
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|
2057 |
2701 | 2058 if (r->header_only) { |
2704
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|
2059 |
2701 | 2060 if (u->cacheable || u->store) { |
2704
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|
2061 |
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|
2062 if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { |
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|
2063 ngx_connection_error(c, ngx_socket_errno, |
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|
2064 ngx_shutdown_socket_n " failed"); |
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2065 } |
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|
2066 |
2701 | 2067 r->read_event_handler = ngx_http_request_empty_handler; |
2068 r->write_event_handler = ngx_http_request_empty_handler; | |
2704
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|
2069 c->error = 1; |
2701 | 2070 |
2071 } else { | |
2072 ngx_http_upstream_finalize_request(r, u, rc); | |
2073 return; | |
2074 } | |
2075 } | |
2076 | |
479 | 2077 u->header_sent = 1; |
2078 | |
573 | 2079 if (r->request_body && r->request_body->temp_file) { |
2592
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diff
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|
2080 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
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changeset
|
2081 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
563 | 2082 } |
2083 | |
581 | 2084 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
2085 | |
649 | 2086 if (!u->buffering) { |
581 | 2087 |
2088 if (u->input_filter == NULL) { | |
2089 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
2090 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
2091 u->input_filter_ctx = r; | |
2092 } | |
2093 | |
2381
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2377
diff
changeset
|
2094 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
581 | 2095 r->write_event_handler = |
2096 ngx_http_upstream_process_non_buffered_downstream; | |
2097 | |
2098 r->limit_rate = 0; | |
2099 | |
2100 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
2101 ngx_http_upstream_finalize_request(r, u, 0); | |
2102 return; | |
2103 } | |
2104 | |
583 | 2105 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
2106 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
2107 | |
2108 tcp_nodelay = 1; | |
2109 | |
2110 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
2111 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
2112 { | |
2113 ngx_connection_error(c, ngx_socket_errno, | |
2114 "setsockopt(TCP_NODELAY) failed"); | |
2115 ngx_http_upstream_finalize_request(r, u, 0); | |
2116 return; | |
2117 } | |
2118 | |
2119 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
2120 } | |
2121 | |
2402 | 2122 n = u->buffer.last - u->buffer.pos; |
2123 | |
2124 if (n) { | |
581 | 2125 u->buffer.last = u->buffer.pos; |
2126 | |
2402 | 2127 u->state->response_length += n; |
2128 | |
2129 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
581 | 2130 ngx_http_upstream_finalize_request(r, u, 0); |
2131 return; | |
2132 } | |
2133 | |
2381
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changeset
|
2134 ngx_http_upstream_process_non_buffered_downstream(r); |
581 | 2135 |
2136 } else { | |
2137 u->buffer.pos = u->buffer.start; | |
2138 u->buffer.last = u->buffer.start; | |
2139 | |
2140 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
2141 ngx_http_upstream_finalize_request(r, u, 0); | |
2142 return; | |
2143 } | |
1468
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Igor Sysoev <igor@sysoev.ru>
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1397
diff
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|
2144 |
4120
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Upstream: keepalive flag.
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|
2145 if (u->peer.connection->read->ready || u->length == 0) { |
2386
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parents:
2381
diff
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|
2146 ngx_http_upstream_process_non_buffered_upstream(r, u); |
1468
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|
2147 } |
581 | 2148 } |
2149 | |
2150 return; | |
2151 } | |
2152 | |
479 | 2153 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
2154 | |
2592
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2155 #if (NGX_HTTP_CACHE) |
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|
2156 |
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changeset
|
2157 if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { |
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|
2158 ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); |
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diff
changeset
|
2159 r->cache->file.fd = NGX_INVALID_FILE; |
479 | 2160 } |
2161 | |
3699
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
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3698
diff
changeset
|
2162 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>
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diff
changeset
|
2163 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2164 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
|
2165 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
|
2166 return; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2167 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2168 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
|
2169 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
|
2170 break; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2171 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2172 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
|
2173 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2174 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
|
2175 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2176 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
|
2177 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
|
2178 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
|
2179 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2180 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
|
2181 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
|
2182 return; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2183 } |
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 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2186 break; |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2187 } |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2188 |
1565 | 2189 if (u->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2190 time_t now, valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2191 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2192 now = ngx_time(); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2193 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2194 valid = r->cache->valid_sec; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2195 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2196 if (valid == 0) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2197 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
|
2198 u->headers_in.status_n); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2199 if (valid) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2200 r->cache->valid_sec = now + valid; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2201 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2202 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2203 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2204 if (valid) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2205 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
|
2206 r->cache->date = now; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2207 r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2208 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2209 ngx_http_file_cache_set_header(r, u->buffer.start); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2210 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2211 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2212 u->cacheable = 0; |
2703
3b6afa999c2f
support 304 for cacheable responses
Igor Sysoev <igor@sysoev.ru>
parents:
2701
diff
changeset
|
2213 r->headers_out.last_modified_time = -1; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2214 } |
479 | 2215 } |
2216 | |
2690 | 2217 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2218 "http cacheable: %d", u->cacheable); | |
2219 | |
3083
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2220 if (u->cacheable == 0 && r->cache) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2221 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
|
2222 } |
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2223 |
479 | 2224 #endif |
2225 | |
581 | 2226 p = u->pipe; |
479 | 2227 |
2228 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
2229 p->output_ctx = r; | |
2230 p->tag = u->output.tag; | |
577 | 2231 p->bufs = u->conf->bufs; |
479 | 2232 p->busy_size = u->conf->busy_buffers_size; |
2233 p->upstream = u->peer.connection; | |
583 | 2234 p->downstream = c; |
479 | 2235 p->pool = r->pool; |
583 | 2236 p->log = c->log; |
577 | 2237 |
1565 | 2238 p->cacheable = u->cacheable || u->store; |
479 | 2239 |
501 | 2240 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
2241 if (p->temp_file == NULL) { | |
479 | 2242 ngx_http_upstream_finalize_request(r, u, 0); |
2243 return; | |
2244 } | |
2245 | |
2246 p->temp_file->file.fd = NGX_INVALID_FILE; | |
583 | 2247 p->temp_file->file.log = c->log; |
479 | 2248 p->temp_file->path = u->conf->temp_path; |
2249 p->temp_file->pool = r->pool; | |
577 | 2250 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2251 if (p->cacheable) { |
479 | 2252 p->temp_file->persistent = 1; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2253 |
479 | 2254 } else { |
667 | 2255 p->temp_file->log_level = NGX_LOG_WARN; |
479 | 2256 p->temp_file->warn = "an upstream response is buffered " |
2257 "to a temporary file"; | |
2258 } | |
2259 | |
2260 p->max_temp_file_size = u->conf->max_temp_file_size; | |
2261 p->temp_file_write_size = u->conf->temp_file_write_size; | |
2262 | |
501 | 2263 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
2264 if (p->preread_bufs == NULL) { | |
479 | 2265 ngx_http_upstream_finalize_request(r, u, 0); |
2266 return; | |
2267 } | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2268 |
581 | 2269 p->preread_bufs->buf = &u->buffer; |
479 | 2270 p->preread_bufs->next = NULL; |
581 | 2271 u->buffer.recycled = 1; |
2272 | |
2273 p->preread_size = u->buffer.last - u->buffer.pos; | |
479 | 2274 |
1565 | 2275 if (u->cacheable) { |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2276 |
479 | 2277 p->buf_to_file = ngx_calloc_buf(r->pool); |
2278 if (p->buf_to_file == NULL) { | |
2279 ngx_http_upstream_finalize_request(r, u, 0); | |
2280 return; | |
2281 } | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2282 |
581 | 2283 p->buf_to_file->pos = u->buffer.start; |
2284 p->buf_to_file->last = u->buffer.pos; | |
479 | 2285 p->buf_to_file->temporary = 1; |
2286 } | |
2287 | |
2288 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
2289 /* the posted aio operation may currupt a shadow buffer */ | |
2290 p->single_buf = 1; | |
2291 } | |
2292 | |
2293 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
2294 p->free_bufs = 1; | |
2295 | |
2296 /* | |
581 | 2297 * event_pipe would do u->buffer.last += p->preread_size |
479 | 2298 * as though these bytes were read |
2299 */ | |
581 | 2300 u->buffer.last = u->buffer.pos; |
479 | 2301 |
2302 if (u->conf->cyclic_temp_file) { | |
2303 | |
2304 /* | |
2305 * we need to disable the use of sendfile() if we use cyclic temp file | |
2306 * because the writing a new data may interfere with sendfile() | |
2307 * that uses the same kernel file pages (at least on FreeBSD) | |
2308 */ | |
2309 | |
2310 p->cyclic_temp_file = 1; | |
583 | 2311 c->sendfile = 0; |
479 | 2312 |
2313 } else { | |
2314 p->cyclic_temp_file = 0; | |
2315 } | |
2316 | |
2317 p->read_timeout = u->conf->read_timeout; | |
2318 p->send_timeout = clcf->send_timeout; | |
2319 p->send_lowat = clcf->send_lowat; | |
2320 | |
4119
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2321 p->length = -1; |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2322 |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2323 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
|
2324 && 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
|
2325 { |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2326 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
|
2327 return; |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2328 } |
b66712cde67d
Upstream: pipe length and input_filter_init in buffered mode.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4118
diff
changeset
|
2329 |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2330 u->read_event_handler = ngx_http_upstream_process_upstream; |
509 | 2331 r->write_event_handler = ngx_http_upstream_process_downstream; |
479 | 2332 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2333 ngx_http_upstream_process_upstream(r, u); |
479 | 2334 } |
2335 | |
2336 | |
487 | 2337 static void |
581 | 2338 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
2339 { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2340 ngx_event_t *wev; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2341 ngx_connection_t *c; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2342 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2343 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2344 c = r->connection; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2345 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2346 wev = c->write; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2347 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2348 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
|
2349 "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
|
2350 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2351 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
|
2352 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2353 if (wev->timedout) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2354 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2355 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
|
2356 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
|
2357 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2358 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2359 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2360 ngx_http_upstream_process_non_buffered_request(r, 1); |
581 | 2361 } |
2362 | |
2363 | |
2364 static void | |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2365 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
|
2366 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
|
2367 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2368 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2369 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2370 c = u->peer.connection; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2371 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2372 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
|
2373 "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
|
2374 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2375 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2376 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2377 if (c->read->timedout) { |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2378 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
|
2379 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
|
2380 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2381 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2382 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2383 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
|
2384 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2385 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2386 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2387 static void |
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(ngx_http_request_t *r, |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2389 ngx_uint_t do_write) |
581 | 2390 { |
2391 size_t size; | |
2392 ssize_t n; | |
2393 ngx_buf_t *b; | |
583 | 2394 ngx_int_t rc; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2395 ngx_connection_t *downstream, *upstream; |
581 | 2396 ngx_http_upstream_t *u; |
2397 ngx_http_core_loc_conf_t *clcf; | |
2398 | |
756
d904b5cb3bba
fix building introduced by previous commit
Igor Sysoev <igor@sysoev.ru>
parents:
755
diff
changeset
|
2399 u = r->upstream; |
884 | 2400 downstream = r->connection; |
2401 upstream = u->peer.connection; | |
581 | 2402 |
2403 b = &u->buffer; | |
2404 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2405 do_write = do_write || u->length == 0; |
581 | 2406 |
2407 for ( ;; ) { | |
2408 | |
2409 if (do_write) { | |
2410 | |
2411 if (u->out_bufs || u->busy_bufs) { | |
583 | 2412 rc = ngx_http_output_filter(r, u->out_bufs); |
2413 | |
2414 if (rc == NGX_ERROR) { | |
581 | 2415 ngx_http_upstream_finalize_request(r, u, 0); |
2416 return; | |
2417 } | |
2418 | |
4114
5db098f97e0e
API change: ngx_chain_update_chains() now requires pool.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3976
diff
changeset
|
2419 ngx_chain_update_chains(r->pool, &u->free_bufs, &u->busy_bufs, |
581 | 2420 &u->out_bufs, u->output.tag); |
2421 } | |
2422 | |
2423 if (u->busy_bufs == NULL) { | |
2424 | |
2425 if (u->length == 0 | |
884 | 2426 || upstream->read->eof |
2427 || upstream->read->error) | |
581 | 2428 { |
2429 ngx_http_upstream_finalize_request(r, u, 0); | |
2430 return; | |
2431 } | |
2432 | |
2433 b->pos = b->start; | |
2434 b->last = b->start; | |
2435 } | |
2436 } | |
2437 | |
2438 size = b->end - b->last; | |
2439 | |
884 | 2440 if (size && upstream->read->ready) { |
2441 | |
2442 n = upstream->recv(upstream, b->last, size); | |
581 | 2443 |
2444 if (n == NGX_AGAIN) { | |
2445 break; | |
2446 } | |
2447 | |
2448 if (n > 0) { | |
2402 | 2449 u->state->response_length += n; |
2450 | |
581 | 2451 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
2452 ngx_http_upstream_finalize_request(r, u, 0); | |
2453 return; | |
2454 } | |
2455 } | |
2456 | |
2457 do_write = 1; | |
2458 | |
2459 continue; | |
2460 } | |
2461 | |
2462 break; | |
2463 } | |
2464 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2465 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
|
2466 |
884 | 2467 if (downstream->data == r) { |
2468 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
|
2469 != NGX_OK) |
583 | 2470 { |
2471 ngx_http_upstream_finalize_request(r, u, 0); | |
2472 return; | |
2473 } | |
581 | 2474 } |
2475 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2476 if (downstream->write->active && !downstream->write->ready) { |
884 | 2477 ngx_add_timer(downstream->write, clcf->send_timeout); |
2478 | |
2479 } else if (downstream->write->timer_set) { | |
2480 ngx_del_timer(downstream->write); | |
581 | 2481 } |
2482 | |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2483 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
581 | 2484 ngx_http_upstream_finalize_request(r, u, 0); |
2485 return; | |
2486 } | |
2487 | |
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2488 if (upstream->read->active && !upstream->read->ready) { |
884 | 2489 ngx_add_timer(upstream->read, u->conf->read_timeout); |
2490 | |
2491 } else if (upstream->read->timer_set) { | |
2492 ngx_del_timer(upstream->read); | |
581 | 2493 } |
2494 } | |
2495 | |
2496 | |
2497 static ngx_int_t | |
2498 ngx_http_upstream_non_buffered_filter_init(void *data) | |
2499 { | |
2500 return NGX_OK; | |
2501 } | |
2502 | |
2503 | |
2504 static ngx_int_t | |
2505 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
2506 { | |
2507 ngx_http_request_t *r = data; | |
2508 | |
2509 ngx_buf_t *b; | |
2510 ngx_chain_t *cl, **ll; | |
2511 ngx_http_upstream_t *u; | |
2512 | |
2513 u = r->upstream; | |
2514 | |
2515 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
2516 ll = &cl->next; | |
2517 } | |
2518 | |
2519 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
2520 if (cl == NULL) { | |
2521 return NGX_ERROR; | |
2522 } | |
2523 | |
2524 *ll = cl; | |
2525 | |
2526 cl->buf->flush = 1; | |
2527 cl->buf->memory = 1; | |
2528 | |
2529 b = &u->buffer; | |
2530 | |
2531 cl->buf->pos = b->last; | |
2532 b->last += bytes; | |
2533 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
|
2534 cl->buf->tag = u->output.tag; |
581 | 2535 |
4118
dbddec65fdab
Upstream: r->upstream->length type change to off_t.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4117
diff
changeset
|
2536 if (u->length == -1) { |
581 | 2537 return NGX_OK; |
2538 } | |
2539 | |
2540 u->length -= bytes; | |
2541 | |
2542 return NGX_OK; | |
2543 } | |
2544 | |
2545 | |
2546 static void | |
509 | 2547 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
2548 { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2549 ngx_event_t *wev; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2550 ngx_connection_t *c; |
509 | 2551 ngx_event_pipe_t *p; |
479 | 2552 ngx_http_upstream_t *u; |
2553 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2554 c = r->connection; |
479 | 2555 u = r->upstream; |
581 | 2556 p = u->pipe; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2557 wev = c->write; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2558 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2559 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
|
2560 "http upstream process downstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2561 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2562 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
|
2563 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2564 if (wev->timedout) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2565 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2566 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2567 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2568 wev->timedout = 0; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2569 wev->delayed = 0; |
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->ready) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2572 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
|
2573 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2574 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
|
2575 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
|
2576 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2577 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2578 return; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2579 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2580 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2581 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
|
2582 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
|
2583 return; |
527 | 2584 } |
479 | 2585 |
2586 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2587 p->downstream_error = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2588 c->timedout = 1; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2589 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
479 | 2590 } |
2591 | |
2592 } else { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2593 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2594 if (wev->delayed) { |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2595 |
527 | 2596 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
2597 "http downstream delayed"); | |
2598 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2599 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
|
2600 ngx_http_upstream_finalize_request(r, u, 0); |
527 | 2601 } |
2602 | |
2603 return; | |
2604 } | |
2605 | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2606 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
479 | 2607 ngx_http_upstream_finalize_request(r, u, 0); |
2608 return; | |
2609 } | |
2610 } | |
577 | 2611 |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2612 ngx_http_upstream_process_request(r); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2613 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2614 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2615 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2616 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2617 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
|
2618 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
|
2619 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2620 ngx_connection_t *c; |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2621 |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2622 c = u->peer.connection; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2623 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2624 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
|
2625 "http upstream process upstream"); |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2626 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2627 c->log->action = "reading upstream"; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2628 |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2629 if (c->read->timedout) { |
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2630 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
|
2631 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
|
2632 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2633 } else { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2634 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
|
2635 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
|
2636 return; |
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 } |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2639 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2640 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
|
2641 } |
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 static void |
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(ngx_http_request_t *r) |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2646 { |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2647 ngx_uint_t del; |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2648 ngx_temp_file_t *tf; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2649 ngx_event_pipe_t *p; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2650 ngx_http_upstream_t *u; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2651 |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2652 u = r->upstream; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2653 p = u->pipe; |
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2654 |
479 | 2655 if (u->peer.connection) { |
2656 | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2657 if (u->store) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2658 |
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2659 del = p->upstream_error; |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2660 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2661 tf = u->pipe->temp_file; |
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2662 |
2463 | 2663 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
|
2664 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2665 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
|
2666 && (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
|
2667 || (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
|
2668 { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2669 ngx_http_upstream_store(r, u); |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2670 |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2671 } else { |
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2672 del = 1; |
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 } |
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 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
|
2677 |
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2678 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
|
2679 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2680 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
|
2681 ngx_delete_file_n " \"%s\" failed", |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2682 u->pipe->temp_file->file.name.data); |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2683 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2684 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2685 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2686 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2687 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2688 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2689 if (u->cacheable) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2690 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2691 if (p->upstream_done) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2692 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
|
2693 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2694 } else if (p->upstream_eof) { |
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 /* TODO: check length & update cache */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2697 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2698 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
|
2699 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2700 } else if (p->upstream_error) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2701 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
479 | 2702 } |
2703 } | |
2704 | |
2705 #endif | |
2706 | |
2707 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
|
2708 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2709 "http upstream exit: %p", p->out); |
479 | 2710 #if 0 |
2711 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2712 #endif | |
2713 ngx_http_upstream_finalize_request(r, u, 0); | |
2714 return; | |
2715 } | |
2716 } | |
2717 | |
2718 if (p->downstream_error) { | |
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2719 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
483 | 2720 "http upstream downstream error"); |
479 | 2721 |
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2722 if (!u->cacheable && !u->store && u->peer.connection) { |
479 | 2723 ngx_http_upstream_finalize_request(r, u, 0); |
2724 } | |
2725 } | |
2726 } | |
2727 | |
2728 | |
487 | 2729 static void |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2730 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
|
2731 { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2732 size_t root; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2733 time_t lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2734 ngx_str_t path; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2735 ngx_temp_file_t *tf; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2736 ngx_ext_rename_file_t ext; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2737 |
1777 | 2738 tf = u->pipe->temp_file; |
2739 | |
2740 if (tf->file.fd == NGX_INVALID_FILE) { | |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2741 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2742 /* create file for empty 200 response */ |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2743 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2744 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
|
2745 if (tf == NULL) { |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2746 return; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2747 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2748 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2749 tf->file.fd = NGX_INVALID_FILE; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2750 tf->file.log = r->connection->log; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2751 tf->path = u->conf->temp_path; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2752 tf->pool = r->pool; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2753 tf->persistent = 1; |
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 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
|
2756 tf->persistent, tf->clean, tf->access) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2757 != NGX_OK) |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2758 { |
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 u->pipe->temp_file = tf; |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2763 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2764 |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2765 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
|
2766 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
|
2767 ext.time = -1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2768 ext.create_path = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2769 ext.delete_file = 1; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2770 ext.log = r->connection->log; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2771 |
1705 | 2772 if (u->headers_in.last_modified) { |
2773 | |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2774 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
|
2775 u->headers_in.last_modified->value.len); |
1291
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 if (lm != NGX_ERROR) { |
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2778 ext.time = lm; |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2779 ext.fd = tf->file.fd; |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2780 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2781 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2782 |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2783 if (u->conf->store_lengths == NULL) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2784 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2785 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
|
2786 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2787 } else { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2788 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
|
2789 u->conf->store_values->elts) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2790 == NULL) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2791 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2792 return; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2793 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2794 } |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2795 |
3032
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2796 path.len--; |
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2797 |
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2798 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
|
2799 "upstream stores \"%s\" to \"%s\"", |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2800 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
|
2801 |
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2802 (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
|
2803 } |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2804 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2805 |
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2806 static void |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2807 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
479 | 2808 { |
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2809 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
479 | 2810 "http upstream dummy handler"); |
2811 } | |
2812 | |
2813 | |
487 | 2814 static void |
2815 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
2816 ngx_uint_t ft_type) | |
479 | 2817 { |
884 | 2818 ngx_uint_t status, state; |
479 | 2819 |
2820 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
884 | 2821 "http next upstream, %xi", ft_type); |
479 | 2822 |
2823 #if 0 | |
2824 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
2825 #endif | |
2826 | |
525 | 2827 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
884 | 2828 state = NGX_PEER_NEXT; |
525 | 2829 } else { |
884 | 2830 state = NGX_PEER_FAILED; |
479 | 2831 } |
525 | 2832 |
1378 | 2833 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
2834 u->peer.free(&u->peer, u->peer.data, state); | |
2835 } | |
525 | 2836 |
479 | 2837 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
2838 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
2839 "upstream timed out"); | |
2840 } | |
577 | 2841 |
479 | 2842 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
2843 status = 0; | |
2844 | |
4115
70a45a504905
Workaround for cpu hog on errors with cached connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
2845 /* TODO: inform balancer instead */ |
70a45a504905
Workaround for cpu hog on errors with cached connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
2846 |
70a45a504905
Workaround for cpu hog on errors with cached connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
2847 u->peer.tries++; |
70a45a504905
Workaround for cpu hog on errors with cached connections.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4114
diff
changeset
|
2848 |
479 | 2849 } else { |
2850 switch(ft_type) { | |
2851 | |
2852 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
2853 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
2854 break; | |
2855 | |
2856 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
2857 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
2858 break; | |
2859 | |
2860 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
2861 status = NGX_HTTP_NOT_FOUND; | |
2862 break; | |
2863 | |
2864 /* | |
2865 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
2866 * never reach here | |
2867 */ | |
2868 | |
2869 default: | |
2870 status = NGX_HTTP_BAD_GATEWAY; | |
2871 } | |
2872 } | |
2873 | |
583 | 2874 if (r->connection->error) { |
479 | 2875 ngx_http_upstream_finalize_request(r, u, |
2876 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
2877 return; | |
2878 } | |
2879 | |
2880 if (status) { | |
2881 u->state->status = status; | |
2882 | |
525 | 2883 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
479 | 2884 |
2885 #if (NGX_HTTP_CACHE) | |
2886 | |
2952 | 2887 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
2888 && (u->conf->cache_use_stale & ft_type)) | |
2889 { | |
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2890 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
|
2891 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2892 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
|
2893 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2894 if (rc == NGX_OK) { |
2952 | 2895 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
|
2896 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
|
2897 } |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2898 |
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2899 ngx_http_upstream_finalize_request(r, u, rc); |
479 | 2900 return; |
2901 } | |
2902 #endif | |
2903 | |
2904 ngx_http_upstream_finalize_request(r, u, status); | |
2905 return; | |
2906 } | |
2907 } | |
2908 | |
2909 if (u->peer.connection) { | |
2910 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2911 "close http upstream connection: %d", | |
2912 u->peer.connection->fd); | |
577 | 2913 #if (NGX_HTTP_SSL) |
884 | 2914 |
577 | 2915 if (u->peer.connection->ssl) { |
884 | 2916 u->peer.connection->ssl->no_wait_shutdown = 1; |
2917 u->peer.connection->ssl->no_send_shutdown = 1; | |
2918 | |
2919 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 2920 } |
2921 #endif | |
884 | 2922 |
4138
70e1ee2307f9
Fix of separate pool for upstream connections (r4117).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4124
diff
changeset
|
2923 if (u->peer.connection->pool) { |
70e1ee2307f9
Fix of separate pool for upstream connections (r4117).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4124
diff
changeset
|
2924 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
|
2925 } |
70e1ee2307f9
Fix of separate pool for upstream connections (r4117).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4124
diff
changeset
|
2926 |
479 | 2927 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
|
2928 u->peer.connection = NULL; |
479 | 2929 } |
2930 | |
2931 #if 0 | |
2932 if (u->conf->busy_lock && !u->busy_locked) { | |
2933 ngx_http_upstream_busy_lock(p); | |
2934 return; | |
2935 } | |
2936 #endif | |
2937 | |
2938 ngx_http_upstream_connect(r, u); | |
2939 } | |
2940 | |
2941 | |
487 | 2942 static void |
569 | 2943 ngx_http_upstream_cleanup(void *data) |
2944 { | |
2945 ngx_http_request_t *r = data; | |
2946 | |
1705 | 2947 ngx_http_upstream_t *u; |
2948 | |
569 | 2949 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2950 "cleanup http upstream request: \"%V\"", &r->uri); | |
2951 | |
1705 | 2952 u = r->upstream; |
2953 | |
2954 if (u->resolved && u->resolved->ctx) { | |
2955 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
|
2956 u->resolved->ctx = NULL; |
1658 | 2957 } |
2958 | |
1705 | 2959 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
569 | 2960 } |
2961 | |
2962 | |
2963 static void | |
487 | 2964 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
2965 ngx_http_upstream_t *u, ngx_int_t rc) | |
479 | 2966 { |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2967 ngx_time_t *tp; |
563 | 2968 |
483 | 2969 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2970 "finalize http upstream request: %i", rc); | |
479 | 2971 |
2413 | 2972 if (u->cleanup) { |
2973 *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
|
2974 u->cleanup = NULL; |
2413 | 2975 } |
569 | 2976 |
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2977 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
|
2978 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
|
2979 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
|
2980 } |
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2981 |
1658 | 2982 if (u->state && u->state->response_sec) { |
563 | 2983 tp = ngx_timeofday(); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2984 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
|
2985 u->state->response_msec = tp->msec - u->state->response_msec; |
2402 | 2986 |
2987 if (u->pipe) { | |
2988 u->state->response_length = u->pipe->read_length; | |
2989 } | |
563 | 2990 } |
2991 | |
479 | 2992 u->finalize_request(r, rc); |
2993 | |
1658 | 2994 if (u->peer.free) { |
2995 u->peer.free(&u->peer, u->peer.data, 0); | |
2996 } | |
884 | 2997 |
479 | 2998 if (u->peer.connection) { |
884 | 2999 |
577 | 3000 #if (NGX_HTTP_SSL) |
3001 | |
3002 /* TODO: do not shutdown persistent connection */ | |
3003 | |
3004 if (u->peer.connection->ssl) { | |
884 | 3005 |
3006 /* | |
3007 * We send the "close notify" shutdown alert to the upstream only | |
3008 * and do not wait its "close notify" shutdown alert. | |
3009 * It is acceptable according to the TLS standard. | |
3010 */ | |
3011 | |
3012 u->peer.connection->ssl->no_wait_shutdown = 1; | |
3013 | |
3014 (void) ngx_ssl_shutdown(u->peer.connection); | |
577 | 3015 } |
3016 #endif | |
884 | 3017 |
3018 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
3019 "close http upstream connection: %d", | |
3020 u->peer.connection->fd); | |
3021 | |
4138
70e1ee2307f9
Fix of separate pool for upstream connections (r4117).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4124
diff
changeset
|
3022 if (u->peer.connection->pool) { |
70e1ee2307f9
Fix of separate pool for upstream connections (r4117).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4124
diff
changeset
|
3023 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
|
3024 } |
70e1ee2307f9
Fix of separate pool for upstream connections (r4117).
Maxim Dounin <mdounin@mdounin.ru>
parents:
4124
diff
changeset
|
3025 |
479 | 3026 ngx_close_connection(u->peer.connection); |
3027 } | |
3028 | |
483 | 3029 u->peer.connection = NULL; |
3030 | |
581 | 3031 if (u->pipe && u->pipe->temp_file) { |
479 | 3032 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3033 "http upstream temp fd: %d", | |
581 | 3034 u->pipe->temp_file->file.fd); |
479 | 3035 } |
3036 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3037 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3038 |
3940
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3039 if (r->cache) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3040 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3041 if (u->cacheable) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3042 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3043 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
|
3044 time_t valid; |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3045 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3046 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
|
3047 |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3048 if (valid) { |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3049 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
|
3050 r->cache->error = rc; |
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3051 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3052 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3053 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3054 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
3055 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
479 | 3056 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3057 |
479 | 3058 #endif |
3059 | |
2692 | 3060 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
|
3061 && rc != NGX_HTTP_REQUEST_TIME_OUT |
2692 | 3062 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3063 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3064 rc = 0; |
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 |
515 | 3067 if (rc == NGX_DECLINED) { |
3068 return; | |
3069 } | |
3070 | |
483 | 3071 r->connection->log->action = "sending to client"; |
3072 | |
4151
3549db8ceaf2
Cache: fix for sending of stale responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4143
diff
changeset
|
3073 if (rc == 0 |
3549db8ceaf2
Cache: fix for sending of stale responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4143
diff
changeset
|
3074 #if (NGX_HTTP_CACHE) |
3549db8ceaf2
Cache: fix for sending of stale responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4143
diff
changeset
|
3075 && !r->cached |
3549db8ceaf2
Cache: fix for sending of stale responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4143
diff
changeset
|
3076 #endif |
3549db8ceaf2
Cache: fix for sending of stale responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4143
diff
changeset
|
3077 ) |
3549db8ceaf2
Cache: fix for sending of stale responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4143
diff
changeset
|
3078 { |
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
3079 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
479 | 3080 } |
3081 | |
3082 ngx_http_finalize_request(r, rc); | |
3083 } | |
3084 | |
3085 | |
509 | 3086 static ngx_int_t |
3087 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3088 ngx_uint_t offset) | |
577 | 3089 { |
509 | 3090 ngx_table_elt_t **ph; |
577 | 3091 |
509 | 3092 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
3093 | |
3094 if (*ph == NULL) { | |
3095 *ph = h; | |
3096 } | |
3097 | |
3098 return NGX_OK; | |
3099 } | |
3100 | |
3101 | |
3102 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
|
3103 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
|
3104 ngx_uint_t offset) |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3105 { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3106 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3107 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3108 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3109 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3110 static ngx_int_t |
4117
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3111 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
|
3112 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
|
3113 { |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3114 ngx_http_upstream_t *u; |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3115 |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3116 u = r->upstream; |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3117 |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3118 u->headers_in.content_length = h; |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3119 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
|
3120 |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3121 return NGX_OK; |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3122 } |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3123 |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3124 |
103b0d9afe07
Upstream: content_length_n API change.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4116
diff
changeset
|
3125 static ngx_int_t |
3669
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3126 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
|
3127 ngx_uint_t offset) |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3128 { |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3129 #if (NGX_HTTP_CACHE) |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3130 ngx_http_upstream_t *u; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3131 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3132 u = r->upstream; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3133 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3134 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
|
3135 u->cacheable = 0; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3136 } |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3137 #endif |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3138 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3139 return NGX_OK; |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3140 } |
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 |
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3143 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
|
3144 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
509 | 3145 ngx_table_elt_t *h, ngx_uint_t offset) |
3146 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3147 ngx_array_t *pa; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3148 ngx_table_elt_t **ph; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3149 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3150 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3151 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3152 pa = &u->headers_in.cache_control; |
509 | 3153 |
3154 if (pa->elts == NULL) { | |
3155 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3156 { | |
3157 return NGX_ERROR; | |
3158 } | |
3159 } | |
3160 | |
3161 ph = ngx_array_push(pa); | |
3162 if (ph == NULL) { | |
3163 return NGX_ERROR; | |
3164 } | |
3165 | |
3166 *ph = h; | |
3167 | |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3168 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3169 { |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3170 u_char *p, *last; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3171 ngx_int_t n; |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3172 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3173 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
|
3174 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3175 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3176 |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3177 if (r->cache == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3178 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3179 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3180 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3181 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
|
3182 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3183 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3184 |
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3185 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
|
3186 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
|
3187 |
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3188 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
|
3189 || 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
|
3190 || 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
|
3191 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3192 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3193 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3194 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3195 |
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3196 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
|
3197 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3198 if (p == NULL) { |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3199 return NGX_OK; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3200 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3201 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3202 n = 0; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3203 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3204 for (p += 8; p < last; p++) { |
3198
48bfb7dc981b
test comma separator in "Cache-Control"
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
3205 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
|
3206 break; |
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 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3209 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
|
3210 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
|
3211 continue; |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3212 } |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3213 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3214 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3215 return NGX_OK; |
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 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3218 if (n == 0) { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3219 u->cacheable = 0; |
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3220 return NGX_OK; |
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 |
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3223 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
|
3224 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3225 #endif |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3226 |
509 | 3227 return NGX_OK; |
3228 } | |
3229 | |
3230 | |
3231 static ngx_int_t | |
2666 | 3232 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
3233 ngx_uint_t offset) | |
3234 { | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3235 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3236 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3237 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3238 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
|
3239 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3240 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3241 { |
2666 | 3242 time_t expires; |
3243 | |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3244 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
|
3245 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3246 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3247 |
2666 | 3248 if (r->cache == NULL) { |
3249 return NGX_OK; | |
3250 } | |
3251 | |
3252 if (r->cache->valid_sec != 0) { | |
3253 return NGX_OK; | |
3254 } | |
3255 | |
3256 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
3257 | |
3258 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
|
3259 u->cacheable = 0; |
2666 | 3260 return NGX_OK; |
3261 } | |
3262 | |
3263 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
|
3264 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3265 #endif |
2666 | 3266 |
3267 return NGX_OK; | |
3268 } | |
3269 | |
3270 | |
3271 static ngx_int_t | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3272 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
|
3273 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
|
3274 { |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3275 ngx_http_upstream_t *u; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3276 |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3277 u = r->upstream; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3278 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
|
3279 |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3280 #if (NGX_HTTP_CACHE) |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3281 { |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3282 u_char *p; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3283 size_t len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3284 ngx_int_t n; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3285 |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3286 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
|
3287 return NGX_OK; |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3288 } |
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3289 |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3290 if (r->cache == NULL) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3291 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3292 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3293 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3294 len = h->value.len; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3295 p = h->value.data; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3296 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3297 if (p[0] != '@') { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3298 n = ngx_atoi(p, len); |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3299 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3300 switch (n) { |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3301 case 0: |
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3302 u->cacheable = 0; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3303 case NGX_ERROR: |
2667 | 3304 return NGX_OK; |
2663
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 default: |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3307 r->cache->valid_sec = ngx_time() + n; |
2667 | 3308 return NGX_OK; |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3309 } |
2667 | 3310 } |
3311 | |
3312 p++; | |
3313 len--; | |
3314 | |
3315 n = ngx_atoi(p, len); | |
3316 | |
3317 if (n != NGX_ERROR) { | |
3318 r->cache->valid_sec = n; | |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3319 } |
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3320 } |
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3321 #endif |
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3322 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3323 return NGX_OK; |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3324 } |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3325 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3326 |
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3327 static ngx_int_t |
527 | 3328 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
3329 ngx_uint_t offset) | |
577 | 3330 { |
527 | 3331 ngx_int_t n; |
3332 | |
3333 r->upstream->headers_in.x_accel_limit_rate = h; | |
3334 | |
3335 n = ngx_atoi(h->value.data, h->value.len); | |
3336 | |
3337 if (n != NGX_ERROR) { | |
3338 r->limit_rate = (size_t) n; | |
3339 } | |
3340 | |
3341 return NGX_OK; | |
3342 } | |
3343 | |
3344 | |
3345 static ngx_int_t | |
649 | 3346 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
3347 ngx_uint_t offset) | |
3348 { | |
3349 u_char c0, c1, c2; | |
3350 | |
3351 if (r->upstream->conf->change_buffering) { | |
3352 | |
3353 if (h->value.len == 2) { | |
3354 c0 = ngx_tolower(h->value.data[0]); | |
3355 c1 = ngx_tolower(h->value.data[1]); | |
3356 | |
3357 if (c0 == 'n' && c1 == 'o') { | |
3358 r->upstream->buffering = 0; | |
3359 } | |
3360 | |
3361 } else if (h->value.len == 3) { | |
3362 c0 = ngx_tolower(h->value.data[0]); | |
3363 c1 = ngx_tolower(h->value.data[1]); | |
3364 c2 = ngx_tolower(h->value.data[2]); | |
3365 | |
3366 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
3367 r->upstream->buffering = 1; | |
3368 } | |
3369 } | |
3370 } | |
3371 | |
3372 return NGX_OK; | |
3373 } | |
3374 | |
3375 | |
3376 static ngx_int_t | |
657 | 3377 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
3378 ngx_uint_t offset) | |
3379 { | |
3380 r->headers_out.override_charset = &h->value; | |
3381 | |
3382 return NGX_OK; | |
3383 } | |
3384 | |
3385 | |
3386 static ngx_int_t | |
4124
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3387 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
|
3388 ngx_uint_t offset) |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3389 { |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3390 r->upstream->headers_in.connection = h; |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3391 |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3392 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
|
3393 (u_char *) "close", 5 - 1) |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3394 != NULL) |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3395 { |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3396 r->upstream->headers_in.connection_close = 1; |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3397 } |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3398 |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3399 return NGX_OK; |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3400 } |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3401 |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3402 |
0c30976f5bfa
Upstream: Connection header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4123
diff
changeset
|
3403 static ngx_int_t |
4123
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3404 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
|
3405 ngx_table_elt_t *h, ngx_uint_t offset) |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3406 { |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3407 r->upstream->headers_in.transfer_encoding = h; |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3408 |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3409 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
|
3410 (u_char *) "chunked", 7 - 1) |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3411 != NULL) |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3412 { |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3413 r->upstream->headers_in.chunked = 1; |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3414 } |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3415 |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3416 return NGX_OK; |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3417 } |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3418 |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3419 |
0ee350b5177c
Upstream: Transfer-Encoding header processing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4120
diff
changeset
|
3420 static ngx_int_t |
509 | 3421 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
3422 ngx_uint_t offset) | |
3423 { | |
573 | 3424 ngx_table_elt_t *ho, **ph; |
509 | 3425 |
3426 ho = ngx_list_push(&r->headers_out.headers); | |
3427 if (ho == NULL) { | |
3428 return NGX_ERROR; | |
3429 } | |
3430 | |
3431 *ho = *h; | |
3432 | |
573 | 3433 if (offset) { |
3434 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
3435 *ph = ho; | |
3436 } | |
3437 | |
509 | 3438 return NGX_OK; |
3439 } | |
3440 | |
3441 | |
3442 static ngx_int_t | |
3443 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
3444 ngx_table_elt_t *h, ngx_uint_t offset) | |
3445 { | |
3446 ngx_array_t *pa; | |
3447 ngx_table_elt_t *ho, **ph; | |
3448 | |
3449 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
3450 | |
3451 if (pa->elts == NULL) { | |
3452 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
3453 { | |
3454 return NGX_ERROR; | |
3455 } | |
3456 } | |
3457 | |
3458 ph = ngx_array_push(pa); | |
3459 if (ph == NULL) { | |
3460 return NGX_ERROR; | |
3461 } | |
3462 | |
3463 ho = ngx_list_push(&r->headers_out.headers); | |
3464 if (ho == NULL) { | |
3465 return NGX_ERROR; | |
3466 } | |
3467 | |
3468 *ho = *h; | |
3469 *ph = ho; | |
3470 | |
3471 return NGX_OK; | |
3472 } | |
3473 | |
3474 | |
3475 static ngx_int_t | |
3476 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3477 ngx_uint_t offset) | |
3478 { | |
657 | 3479 u_char *p, *last; |
3480 | |
3481 r->headers_out.content_type_len = h->value.len; | |
509 | 3482 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
|
3483 r->headers_out.content_type_lowcase = NULL; |
509 | 3484 |
657 | 3485 for (p = h->value.data; *p; p++) { |
3486 | |
3487 if (*p != ';') { | |
3488 continue; | |
3489 } | |
3490 | |
3491 last = p; | |
3492 | |
3493 while (*++p == ' ') { /* void */ } | |
3494 | |
1968 | 3495 if (*p == '\0') { |
3496 return NGX_OK; | |
3497 } | |
3498 | |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3499 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
657 | 3500 continue; |
3501 } | |
3502 | |
3503 p += 8; | |
3504 | |
3505 r->headers_out.content_type_len = last - h->value.data; | |
3506 | |
2244 | 3507 if (*p == '"') { |
3508 p++; | |
3509 } | |
3510 | |
3511 last = h->value.data + h->value.len; | |
3512 | |
3513 if (*(last - 1) == '"') { | |
3514 last--; | |
3515 } | |
3516 | |
3517 r->headers_out.charset.len = last - p; | |
657 | 3518 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
|
3519 |
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3520 return NGX_OK; |
657 | 3521 } |
3522 | |
509 | 3523 return NGX_OK; |
3524 } | |
3525 | |
3526 | |
3527 static ngx_int_t | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3528 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
|
3529 ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3530 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3531 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3532 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3533 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3534 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3535 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3536 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3537 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3538 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3539 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3540 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
|
3541 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3542 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3543 |
2952 | 3544 if (r->upstream->cacheable) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3545 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
|
3546 h->value.len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3547 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3548 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3549 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3550 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3551 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3552 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3553 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3554 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3555 static ngx_int_t |
509 | 3556 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
3557 ngx_uint_t offset) | |
3558 { | |
3559 ngx_int_t rc; | |
3560 ngx_table_elt_t *ho; | |
3561 | |
3562 ho = ngx_list_push(&r->headers_out.headers); | |
3563 if (ho == NULL) { | |
3564 return NGX_ERROR; | |
3565 } | |
3566 | |
3567 *ho = *h; | |
3568 | |
3569 if (r->upstream->rewrite_redirect) { | |
3570 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
3571 | |
529 | 3572 if (rc == NGX_DECLINED) { |
3573 return NGX_OK; | |
3574 } | |
3575 | |
509 | 3576 if (rc == NGX_OK) { |
3577 r->headers_out.location = ho; | |
3578 | |
3579 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
3580 "rewritten location: \"%V\"", &ho->value); | |
3581 } | |
3582 | |
3583 return rc; | |
3584 } | |
3585 | |
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3586 if (ho->value.data[0] != '/') { |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3587 r->headers_out.location = ho; |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3588 } |
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3589 |
509 | 3590 /* |
3591 * we do not set r->headers_out.location here to avoid the handling | |
3592 * the local redirects without a host name by ngx_http_header_filter() | |
3593 */ | |
3594 | |
3595 return NGX_OK; | |
3596 } | |
3597 | |
3598 | |
3599 static ngx_int_t | |
3600 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
3601 ngx_uint_t offset) | |
3602 { | |
3603 u_char *p; | |
3604 ngx_int_t rc; | |
3605 ngx_table_elt_t *ho; | |
3606 | |
3607 ho = ngx_list_push(&r->headers_out.headers); | |
3608 if (ho == NULL) { | |
3609 return NGX_ERROR; | |
3610 } | |
3611 | |
3612 *ho = *h; | |
3613 | |
3614 if (r->upstream->rewrite_redirect) { | |
3615 | |
1549 | 3616 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
509 | 3617 |
3618 if (p) { | |
3619 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
3620 | |
3621 } else { | |
3622 return NGX_OK; | |
3623 } | |
3624 | |
529 | 3625 if (rc == NGX_DECLINED) { |
3626 return NGX_OK; | |
3627 } | |
3628 | |
509 | 3629 if (rc == NGX_OK) { |
1654 | 3630 r->headers_out.refresh = ho; |
3631 | |
509 | 3632 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3633 "rewritten refresh: \"%V\"", &ho->value); | |
3634 } | |
3635 | |
3636 return rc; | |
3637 } | |
3638 | |
1654 | 3639 r->headers_out.refresh = ho; |
3640 | |
509 | 3641 return NGX_OK; |
3642 } | |
3643 | |
3644 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3645 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3646 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
|
3647 ngx_table_elt_t *h, ngx_uint_t offset) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3648 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3649 ngx_table_elt_t *ho; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3650 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3651 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3652 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3653 if (r->cached) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3654 r->allow_ranges = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3655 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3656 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3657 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3658 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3659 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3660 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3661 ho = ngx_list_push(&r->headers_out.headers); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3662 if (ho == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3663 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3664 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3665 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3666 *ho = *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3667 |
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3668 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
|
3669 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3670 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3671 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3672 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3673 |
509 | 3674 #if (NGX_HTTP_GZIP) |
3675 | |
3676 static ngx_int_t | |
3677 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
3678 ngx_table_elt_t *h, ngx_uint_t offset) | |
3679 { | |
3680 ngx_table_elt_t *ho; | |
3681 | |
3682 ho = ngx_list_push(&r->headers_out.headers); | |
3683 if (ho == NULL) { | |
3684 return NGX_ERROR; | |
3685 } | |
3686 | |
3687 *ho = *h; | |
3688 | |
3689 r->headers_out.content_encoding = ho; | |
3690 | |
3691 return NGX_OK; | |
3692 } | |
3693 | |
3694 #endif | |
3695 | |
3696 | |
487 | 3697 static ngx_int_t |
573 | 3698 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
479 | 3699 { |
880 | 3700 ngx_http_variable_t *var, *v; |
479 | 3701 |
573 | 3702 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
3703 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
3704 if (var == NULL) { | |
3705 return NGX_ERROR; | |
3706 } | |
3707 | |
637 | 3708 var->get_handler = v->get_handler; |
573 | 3709 var->data = v->data; |
3710 } | |
3711 | |
479 | 3712 return NGX_OK; |
3713 } | |
509 | 3714 |
3715 | |
573 | 3716 static ngx_int_t |
1181 | 3717 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
3718 ngx_http_variable_value_t *v, uintptr_t data) | |
3719 { | |
3720 u_char *p; | |
3721 size_t len; | |
3722 ngx_uint_t i; | |
3723 ngx_http_upstream_state_t *state; | |
3724 | |
3725 v->valid = 1; | |
1565 | 3726 v->no_cacheable = 0; |
1181 | 3727 v->not_found = 0; |
3728 | |
3729 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3730 v->not_found = 1; | |
3731 return NGX_OK; | |
3732 } | |
3733 | |
3734 len = 0; | |
3735 state = r->upstream_states->elts; | |
3736 | |
3737 for (i = 0; i < r->upstream_states->nelts; i++) { | |
3738 if (state[i].peer) { | |
3739 len += state[i].peer->len + 2; | |
3740 | |
3741 } else { | |
3742 len += 3; | |
3743 } | |
3744 } | |
3745 | |
2049 | 3746 p = ngx_pnalloc(r->pool, len); |
1181 | 3747 if (p == NULL) { |
3748 return NGX_ERROR; | |
3749 } | |
3750 | |
3751 v->data = p; | |
3752 | |
3753 i = 0; | |
3754 | |
3755 for ( ;; ) { | |
3756 if (state[i].peer) { | |
3757 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
3758 } | |
3759 | |
3760 if (++i == r->upstream_states->nelts) { | |
3761 break; | |
3762 } | |
3763 | |
3764 if (state[i].peer) { | |
3765 *p++ = ','; | |
3766 *p++ = ' '; | |
3767 | |
3768 } else { | |
3769 *p++ = ' '; | |
3770 *p++ = ':'; | |
3771 *p++ = ' '; | |
3772 | |
3773 if (++i == r->upstream_states->nelts) { | |
3774 break; | |
3775 } | |
3776 | |
3777 continue; | |
3778 } | |
3779 } | |
3780 | |
3781 v->len = p - v->data; | |
3782 | |
3783 return NGX_OK; | |
3784 } | |
3785 | |
3786 | |
3787 static ngx_int_t | |
573 | 3788 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
3789 ngx_http_variable_value_t *v, uintptr_t data) | |
3790 { | |
3791 u_char *p; | |
3792 size_t len; | |
3793 ngx_uint_t i; | |
3794 ngx_http_upstream_state_t *state; | |
3795 | |
3796 v->valid = 1; | |
1565 | 3797 v->no_cacheable = 0; |
573 | 3798 v->not_found = 0; |
3799 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3800 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3801 v->not_found = 1; |
3802 return NGX_OK; | |
3803 } | |
3804 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3805 len = r->upstream_states->nelts * (3 + 2); |
573 | 3806 |
2049 | 3807 p = ngx_pnalloc(r->pool, len); |
573 | 3808 if (p == NULL) { |
3809 return NGX_ERROR; | |
3810 } | |
3811 | |
3812 v->data = p; | |
3813 | |
3814 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
|
3815 state = r->upstream_states->elts; |
573 | 3816 |
3817 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3818 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
|
3819 p = ngx_sprintf(p, "%ui", state[i].status); |
573 | 3820 |
3821 } else { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3822 *p++ = '-'; |
573 | 3823 } |
3824 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3825 if (++i == r->upstream_states->nelts) { |
573 | 3826 break; |
3827 } | |
3828 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3829 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
|
3830 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3831 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3832 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3833 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3834 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3835 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3836 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3837 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3838 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
|
3839 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3840 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3841 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3842 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3843 } |
573 | 3844 } |
3845 | |
3846 v->len = p - v->data; | |
3847 | |
3848 return NGX_OK; | |
3849 } | |
3850 | |
3851 | |
3852 static ngx_int_t | |
3853 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
3854 ngx_http_variable_value_t *v, uintptr_t data) | |
3855 { | |
3856 u_char *p; | |
3857 size_t len; | |
3858 ngx_uint_t i; | |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3859 ngx_msec_int_t ms; |
573 | 3860 ngx_http_upstream_state_t *state; |
3861 | |
3862 v->valid = 1; | |
1565 | 3863 v->no_cacheable = 0; |
573 | 3864 v->not_found = 0; |
3865 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3866 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
573 | 3867 v->not_found = 1; |
3868 return NGX_OK; | |
3869 } | |
3870 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3871 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
573 | 3872 |
2049 | 3873 p = ngx_pnalloc(r->pool, len); |
573 | 3874 if (p == NULL) { |
3875 return NGX_ERROR; | |
3876 } | |
3877 | |
3878 v->data = p; | |
3879 | |
3880 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
|
3881 state = r->upstream_states->elts; |
573 | 3882 |
3883 for ( ;; ) { | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3884 if (state[i].status) { |
1640 | 3885 ms = (ngx_msec_int_t) |
3886 (state[i].response_sec * 1000 + state[i].response_msec); | |
3515 | 3887 ms = ngx_max(ms, 0); |
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3888 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
|
3889 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3890 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3891 *p++ = '-'; |
573 | 3892 } |
3893 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3894 if (++i == r->upstream_states->nelts) { |
573 | 3895 break; |
3896 } | |
3897 | |
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3898 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
|
3899 *p++ = ','; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3900 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3901 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3902 } else { |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3903 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3904 *p++ = ':'; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3905 *p++ = ' '; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3906 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3907 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
|
3908 break; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3909 } |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3910 |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3911 continue; |
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3912 } |
573 | 3913 } |
3914 | |
3915 v->len = p - v->data; | |
3916 | |
3917 return NGX_OK; | |
3918 } | |
3919 | |
3920 | |
2402 | 3921 static ngx_int_t |
3922 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
3923 ngx_http_variable_value_t *v, uintptr_t data) | |
3924 { | |
3925 u_char *p; | |
3926 size_t len; | |
3927 ngx_uint_t i; | |
3928 ngx_http_upstream_state_t *state; | |
3929 | |
3930 v->valid = 1; | |
3931 v->no_cacheable = 0; | |
3932 v->not_found = 0; | |
3933 | |
3934 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
3935 v->not_found = 1; | |
3936 return NGX_OK; | |
3937 } | |
3938 | |
3939 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
3940 | |
3941 p = ngx_pnalloc(r->pool, len); | |
3942 if (p == NULL) { | |
3943 return NGX_ERROR; | |
3944 } | |
3945 | |
3946 v->data = p; | |
3947 | |
3948 i = 0; | |
3949 state = r->upstream_states->elts; | |
3950 | |
3951 for ( ;; ) { | |
3952 p = ngx_sprintf(p, "%O", state[i].response_length); | |
3953 | |
3954 if (++i == r->upstream_states->nelts) { | |
3955 break; | |
3956 } | |
3957 | |
3958 if (state[i].peer) { | |
3959 *p++ = ','; | |
3960 *p++ = ' '; | |
3961 | |
3962 } else { | |
3963 *p++ = ' '; | |
3964 *p++ = ':'; | |
3965 *p++ = ' '; | |
3966 | |
3967 if (++i == r->upstream_states->nelts) { | |
3968 break; | |
3969 } | |
3970 | |
3971 continue; | |
3972 } | |
3973 } | |
3974 | |
3975 v->len = p - v->data; | |
3976 | |
3977 return NGX_OK; | |
3978 } | |
3979 | |
3980 | |
1162 | 3981 ngx_int_t |
3982 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
3983 ngx_http_variable_value_t *v, uintptr_t data) | |
3984 { | |
3985 if (r->upstream == NULL) { | |
3986 v->not_found = 1; | |
3987 return NGX_OK; | |
3988 } | |
3989 | |
3990 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
3991 &r->upstream->headers_in.headers.part, | |
3992 sizeof("upstream_http_") - 1); | |
3993 } | |
3994 | |
3995 | |
2952 | 3996 #if (NGX_HTTP_CACHE) |
3997 | |
3998 ngx_int_t | |
3999 ngx_http_upstream_cache_status(ngx_http_request_t *r, | |
4000 ngx_http_variable_value_t *v, uintptr_t data) | |
4001 { | |
4002 ngx_uint_t n; | |
4003 | |
4004 if (r->upstream == NULL || r->upstream->cache_status == 0) { | |
4005 v->not_found = 1; | |
4006 return NGX_OK; | |
4007 } | |
4008 | |
4009 n = r->upstream->cache_status - 1; | |
4010 | |
4011 v->valid = 1; | |
4012 v->no_cacheable = 0; | |
4013 v->not_found = 0; | |
4014 v->len = ngx_http_cache_status[n].len; | |
4015 v->data = ngx_http_cache_status[n].data; | |
4016 | |
4017 return NGX_OK; | |
4018 } | |
4019 | |
4020 #endif | |
4021 | |
4022 | |
651 | 4023 static char * |
4024 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
4025 { | |
884 | 4026 char *rv; |
4027 void *mconf; | |
4028 ngx_str_t *value; | |
4029 ngx_url_t u; | |
4030 ngx_uint_t m; | |
4031 ngx_conf_t pcf; | |
4032 ngx_http_module_t *module; | |
4033 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
4034 ngx_http_upstream_srv_conf_t *uscf; | |
4035 | |
4036 ngx_memzero(&u, sizeof(ngx_url_t)); | |
4037 | |
4038 value = cf->args->elts; | |
4039 u.host = value[1]; | |
4040 u.no_resolve = 1; | |
4041 | |
4042 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
4043 |NGX_HTTP_UPSTREAM_WEIGHT | |
4044 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
4045 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
4046 |NGX_HTTP_UPSTREAM_DOWN | |
4047 |NGX_HTTP_UPSTREAM_BACKUP); | |
4048 if (uscf == NULL) { | |
4049 return NGX_CONF_ERROR; | |
4050 } | |
4051 | |
651 | 4052 |
4053 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
4054 if (ctx == NULL) { | |
4055 return NGX_CONF_ERROR; | |
4056 } | |
4057 | |
884 | 4058 http_ctx = cf->ctx; |
4059 ctx->main_conf = http_ctx->main_conf; | |
651 | 4060 |
4061 /* the upstream{}'s srv_conf */ | |
4062 | |
4063 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
4064 if (ctx->srv_conf == NULL) { | |
4065 return NGX_CONF_ERROR; | |
4066 } | |
4067 | |
4068 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
4069 | |
884 | 4070 uscf->srv_conf = ctx->srv_conf; |
4071 | |
651 | 4072 |
4073 /* the upstream{}'s loc_conf */ | |
4074 | |
4075 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
4076 if (ctx->loc_conf == NULL) { | |
4077 return NGX_CONF_ERROR; | |
4078 } | |
4079 | |
4080 for (m = 0; ngx_modules[m]; m++) { | |
4081 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
4082 continue; | |
4083 } | |
4084 | |
4085 module = ngx_modules[m]->ctx; | |
4086 | |
884 | 4087 if (module->create_srv_conf) { |
4088 mconf = module->create_srv_conf(cf); | |
4089 if (mconf == NULL) { | |
4090 return NGX_CONF_ERROR; | |
4091 } | |
4092 | |
4093 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
4094 } | |
4095 | |
651 | 4096 if (module->create_loc_conf) { |
4097 mconf = module->create_loc_conf(cf); | |
4098 if (mconf == NULL) { | |
4099 return NGX_CONF_ERROR; | |
4100 } | |
4101 | |
4102 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
4103 } | |
4104 } | |
4105 | |
4106 | |
4107 /* parse inside upstream{} */ | |
4108 | |
4109 pcf = *cf; | |
4110 cf->ctx = ctx; | |
4111 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
4112 | |
4113 rv = ngx_conf_parse(cf, NULL); | |
4114 | |
4115 *cf = pcf; | |
4116 | |
4117 if (rv != NGX_CONF_OK) { | |
4118 return rv; | |
4119 } | |
4120 | |
4121 if (uscf->servers == NULL) { | |
4122 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4123 "no servers are inside upstream"); | |
4124 return NGX_CONF_ERROR; | |
4125 } | |
4126 | |
4127 return rv; | |
4128 } | |
4129 | |
4130 | |
4131 static char * | |
4132 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
4133 { | |
4134 ngx_http_upstream_srv_conf_t *uscf = conf; | |
4135 | |
884 | 4136 time_t fail_timeout; |
4137 ngx_str_t *value, s; | |
4138 ngx_url_t u; | |
4139 ngx_int_t weight, max_fails; | |
4140 ngx_uint_t i; | |
4141 ngx_http_upstream_server_t *us; | |
651 | 4142 |
4143 if (uscf->servers == NULL) { | |
884 | 4144 uscf->servers = ngx_array_create(cf->pool, 4, |
4145 sizeof(ngx_http_upstream_server_t)); | |
651 | 4146 if (uscf->servers == NULL) { |
4147 return NGX_CONF_ERROR; | |
4148 } | |
4149 } | |
4150 | |
884 | 4151 us = ngx_array_push(uscf->servers); |
4152 if (us == NULL) { | |
651 | 4153 return NGX_CONF_ERROR; |
4154 } | |
4155 | |
884 | 4156 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
4157 | |
651 | 4158 value = cf->args->elts; |
4159 | |
4160 ngx_memzero(&u, sizeof(ngx_url_t)); | |
4161 | |
4162 u.url = value[1]; | |
906 | 4163 u.default_port = 80; |
651 | 4164 |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4165 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
651 | 4166 if (u.err) { |
4167 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4168 "%s in upstream \"%V\"", u.err, &u.url); | |
4169 } | |
4170 | |
4171 return NGX_CONF_ERROR; | |
4172 } | |
4173 | |
663 | 4174 weight = 1; |
884 | 4175 max_fails = 1; |
4176 fail_timeout = 10; | |
4177 | |
4178 for (i = 2; i < cf->args->nelts; i++) { | |
4179 | |
4180 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
4181 | |
4182 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
4183 goto invalid; | |
4184 } | |
4185 | |
4186 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
663 | 4187 |
4188 if (weight == NGX_ERROR || weight == 0) { | |
4189 goto invalid; | |
4190 } | |
4191 | |
884 | 4192 continue; |
4193 } | |
4194 | |
4195 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
4196 | |
4197 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
4198 goto invalid; | |
4199 } | |
4200 | |
4201 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
4202 | |
4203 if (max_fails == NGX_ERROR) { | |
4204 goto invalid; | |
4205 } | |
4206 | |
4207 continue; | |
663 | 4208 } |
884 | 4209 |
4210 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
4211 | |
4212 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
4213 goto invalid; | |
4214 } | |
4215 | |
4216 s.len = value[i].len - 13; | |
4217 s.data = &value[i].data[13]; | |
4218 | |
4219 fail_timeout = ngx_parse_time(&s, 1); | |
4220 | |
1973 | 4221 if (fail_timeout == NGX_ERROR) { |
884 | 4222 goto invalid; |
4223 } | |
4224 | |
4225 continue; | |
4226 } | |
4227 | |
1378 | 4228 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
4229 | |
4230 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
4231 goto invalid; | |
4232 } | |
4233 | |
4234 us->backup = 1; | |
4235 | |
4236 continue; | |
4237 } | |
4238 | |
884 | 4239 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
4240 | |
4241 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
4242 goto invalid; | |
4243 } | |
4244 | |
4245 us->down = 1; | |
4246 | |
4247 continue; | |
4248 } | |
4249 | |
4250 goto invalid; | |
663 | 4251 } |
4252 | |
884 | 4253 us->addrs = u.addrs; |
4254 us->naddrs = u.naddrs; | |
4255 us->weight = weight; | |
4256 us->max_fails = max_fails; | |
4257 us->fail_timeout = fail_timeout; | |
651 | 4258 |
4259 return NGX_CONF_OK; | |
663 | 4260 |
4261 invalid: | |
4262 | |
884 | 4263 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4264 "invalid parameter \"%V\"", &value[i]); | |
663 | 4265 |
4266 return NGX_CONF_ERROR; | |
651 | 4267 } |
4268 | |
4269 | |
4270 ngx_http_upstream_srv_conf_t * | |
884 | 4271 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
651 | 4272 { |
4273 ngx_uint_t i; | |
884 | 4274 ngx_http_upstream_server_t *us; |
651 | 4275 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
4276 ngx_http_upstream_main_conf_t *umcf; | |
4277 | |
884 | 4278 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
4279 | |
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4280 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
651 | 4281 if (u->err) { |
4282 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4283 "%s in upstream \"%V\"", u->err, &u->url); | |
4284 } | |
4285 | |
4286 return NULL; | |
4287 } | |
4288 } | |
4289 | |
4290 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
4291 | |
4292 uscfp = umcf->upstreams.elts; | |
4293 | |
4294 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
906 | 4295 |
4296 if (uscfp[i]->host.len != u->host.len | |
884 | 4297 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
4298 != 0) | |
4299 { | |
651 | 4300 continue; |
4301 } | |
4302 | |
884 | 4303 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
4304 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
651 | 4305 { |
884 | 4306 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4307 "duplicate upstream \"%V\"", &u->host); | |
4308 return NULL; | |
651 | 4309 } |
884 | 4310 |
906 | 4311 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
884 | 4312 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
906 | 4313 "upstream \"%V\" may not have port %d", |
4314 &u->host, u->port); | |
4315 return NULL; | |
4316 } | |
4317 | |
4318 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
4319 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
4320 "upstream \"%V\" may not have port %d in %s:%ui", | |
4321 &u->host, uscfp[i]->port, | |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4322 uscfp[i]->file_name, uscfp[i]->line); |
906 | 4323 return NULL; |
4324 } | |
4325 | |
4326 if (uscfp[i]->port != u->port) { | |
4327 continue; | |
884 | 4328 } |
4329 | |
1340 | 4330 if (uscfp[i]->default_port && u->default_port |
4331 && uscfp[i]->default_port != u->default_port) | |
4332 { | |
4333 continue; | |
4334 } | |
4335 | |
4152
65c1c241d70e
Better handling of late upstream creation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4151
diff
changeset
|
4336 if (flags & NGX_HTTP_UPSTREAM_CREATE) { |
65c1c241d70e
Better handling of late upstream creation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4151
diff
changeset
|
4337 uscfp[i]->flags = flags; |
65c1c241d70e
Better handling of late upstream creation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4151
diff
changeset
|
4338 } |
65c1c241d70e
Better handling of late upstream creation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4151
diff
changeset
|
4339 |
884 | 4340 return uscfp[i]; |
651 | 4341 } |
4342 | |
4343 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
4344 if (uscf == NULL) { | |
4345 return NULL; | |
4346 } | |
4347 | |
884 | 4348 uscf->flags = flags; |
651 | 4349 uscf->host = u->host; |
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4350 uscf->file_name = cf->conf_file->file.name.data; |
651 | 4351 uscf->line = cf->conf_file->line; |
906 | 4352 uscf->port = u->port; |
4353 uscf->default_port = u->default_port; | |
884 | 4354 |
4355 if (u->naddrs == 1) { | |
4356 uscf->servers = ngx_array_create(cf->pool, 1, | |
4357 sizeof(ngx_http_upstream_server_t)); | |
4358 if (uscf->servers == NULL) { | |
4359 return NGX_CONF_ERROR; | |
4360 } | |
4361 | |
4362 us = ngx_array_push(uscf->servers); | |
4363 if (us == NULL) { | |
4364 return NGX_CONF_ERROR; | |
4365 } | |
4366 | |
4367 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
4368 | |
4369 us->addrs = u->addrs; | |
4370 us->naddrs = u->naddrs; | |
4371 } | |
651 | 4372 |
4373 uscfp = ngx_array_push(&umcf->upstreams); | |
4374 if (uscfp == NULL) { | |
4375 return NULL; | |
4376 } | |
4377 | |
4378 *uscfp = uscf; | |
4379 | |
4380 return uscf; | |
4381 } | |
4382 | |
4383 | |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4384 char * |
3399 | 4385 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
|
4386 void *conf) |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4387 { |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4388 char *p = conf; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4389 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4390 ngx_int_t rc; |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4391 ngx_str_t *value; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4392 ngx_addr_t **paddr; |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4393 |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4394 paddr = (ngx_addr_t **) (p + cmd->offset); |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4395 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4396 *paddr = ngx_palloc(cf->pool, sizeof(ngx_addr_t)); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4397 if (*paddr == NULL) { |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4398 return NGX_CONF_ERROR; |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4399 } |
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4400 |
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4401 value = cf->args->elts; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4402 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4403 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
|
4404 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4405 switch (rc) { |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4406 case NGX_OK: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4407 (*paddr)->name = value[1]; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4408 return NGX_CONF_OK; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4409 |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4410 case NGX_DECLINED: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4411 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4412 "invalid address \"%V\"", &value[1]); |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4413 default: |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4414 return NGX_CONF_ERROR; |
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4415 } |
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4416 } |
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 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4419 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
|
4420 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
|
4421 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
|
4422 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
|
4423 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4424 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
|
4425 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
|
4426 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
|
4427 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
|
4428 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4429 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
|
4430 && 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
|
4431 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4432 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
|
4433 |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4434 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
|
4435 #if (NGX_HTTP_CACHE) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4436 && ((conf->cache == NULL) == (prev->cache == NULL)) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4437 #endif |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4438 ) |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4439 { |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4440 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
|
4441 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4442 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4443 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
|
4444 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
|
4445 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4446 } else { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4447 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
|
4448 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
|
4449 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4450 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4451 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
|
4452 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
|
4453 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4454 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4455 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4456 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
|
4457 != NGX_OK) |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4458 { |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4459 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
|
4460 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4461 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4462 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
|
4463 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
|
4464 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
|
4465 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
|
4466 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4467 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4468 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
|
4469 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
|
4470 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
|
4471 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4472 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4473 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
|
4474 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4475 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
|
4476 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4477 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
|
4478 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4479 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
|
4480 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4481 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
|
4482 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
|
4483 goto exist; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4484 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4485 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4486 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4487 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
|
4488 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
|
4489 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
|
4490 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4491 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4492 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
|
4493 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
|
4494 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
|
4495 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4496 exist: |
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 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4499 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4500 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4501 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4502 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
|
4503 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4504 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
|
4505 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
|
4506 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4507 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
|
4508 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
|
4509 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4510 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
|
4511 continue; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4512 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4513 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4514 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
|
4515 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
|
4516 break; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4517 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4518 } |
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 } |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4521 |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4522 hash->hash = &conf->hide_headers_hash; |
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4523 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
|
4524 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
|
4525 hash->temp_pool = NULL; |
1706
9242e21d2f8d
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Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4526 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4527 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
|
4528 } |
40d004d95d88
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Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4529 |
40d004d95d88
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parents:
1699
diff
changeset
|
4530 |
509 | 4531 static void * |
4532 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
4533 { | |
4534 ngx_http_upstream_main_conf_t *umcf; | |
4535 | |
4536 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
4537 if (umcf == NULL) { | |
4538 return NULL; | |
4539 } | |
4540 | |
651 | 4541 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
4542 sizeof(ngx_http_upstream_srv_conf_t *)) | |
4543 != NGX_OK) | |
4544 { | |
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4545 return NULL; |
651 | 4546 } |
4547 | |
509 | 4548 return umcf; |
4549 } | |
4550 | |
4551 | |
4552 static char * | |
651 | 4553 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
509 | 4554 { |
4555 ngx_http_upstream_main_conf_t *umcf = conf; | |
4556 | |
651 | 4557 ngx_uint_t i; |
4558 ngx_array_t headers_in; | |
4559 ngx_hash_key_t *hk; | |
4560 ngx_hash_init_t hash; | |
884 | 4561 ngx_http_upstream_init_pt init; |
651 | 4562 ngx_http_upstream_header_t *header; |
4563 ngx_http_upstream_srv_conf_t **uscfp; | |
4564 | |
4565 uscfp = umcf->upstreams.elts; | |
4566 | |
4567 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
884 | 4568 |
4569 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
4570 ngx_http_upstream_init_round_robin; | |
4571 | |
4572 if (init(cf, uscfp[i]) != NGX_OK) { | |
651 | 4573 return NGX_CONF_ERROR; |
4574 } | |
4575 } | |
649 | 4576 |
663 | 4577 |
884 | 4578 /* upstream_headers_in_hash */ |
4579 | |
649 | 4580 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
4581 != NGX_OK) | |
509 | 4582 { |
4583 return NGX_CONF_ERROR; | |
4584 } | |
4585 | |
649 | 4586 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
4587 hk = ngx_array_push(&headers_in); | |
4588 if (hk == NULL) { | |
4589 return NGX_CONF_ERROR; | |
4590 } | |
4591 | |
4592 hk->key = header->name; | |
4593 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
4594 hk->value = header; | |
4595 } | |
4596 | |
4597 hash.hash = &umcf->headers_in_hash; | |
4598 hash.key = ngx_hash_key_lc; | |
4599 hash.max_size = 512; | |
751
bae59a740c40
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Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4600 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
649 | 4601 hash.name = "upstream_headers_in_hash"; |
4602 hash.pool = cf->pool; | |
4603 hash.temp_pool = NULL; | |
4604 | |
4605 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
4606 return NGX_CONF_ERROR; | |
4607 } | |
509 | 4608 |
4609 return NGX_CONF_OK; | |
4610 } |