Mercurial > hg > nginx
annotate src/http/ngx_http_upstream.c @ 2824:d106509491b5
fix building --without-http-cache
the bug had been appeared in r2806
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Fri, 08 May 2009 20:14:35 +0000 |
| parents | 6ad4bba6313e |
| children | 3e10674139e4 |
| rev | line source |
|---|---|
| 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); |
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17 #endif |
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18 |
| 1658 | 19 static void ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx); |
| 509 | 20 static void ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r); |
| 21 static void ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r); | |
| 22 static void ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
| 23 ngx_event_t *ev); | |
| 479 | 24 static void ngx_http_upstream_connect(ngx_http_request_t *r, |
| 487 | 25 ngx_http_upstream_t *u); |
| 509 | 26 static ngx_int_t ngx_http_upstream_reinit(ngx_http_request_t *r, |
| 487 | 27 ngx_http_upstream_t *u); |
| 479 | 28 static void ngx_http_upstream_send_request(ngx_http_request_t *r, |
| 487 | 29 ngx_http_upstream_t *u); |
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30 static void ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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31 ngx_http_upstream_t *u); |
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32 static void ngx_http_upstream_process_header(ngx_http_request_t *r, |
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33 ngx_http_upstream_t *u); |
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34 static ngx_int_t ngx_http_upstream_test_next(ngx_http_request_t *r, |
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35 ngx_http_upstream_t *u); |
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36 static ngx_int_t ngx_http_upstream_intercept_errors(ngx_http_request_t *r, |
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37 ngx_http_upstream_t *u); |
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38 static ngx_int_t ngx_http_upstream_test_connect(ngx_connection_t *c); |
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39 static ngx_int_t ngx_http_upstream_process_headers(ngx_http_request_t *r, |
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40 ngx_http_upstream_t *u); |
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41 static void ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
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42 ngx_http_upstream_t *u); |
| 479 | 43 static void ngx_http_upstream_send_response(ngx_http_request_t *r, |
| 487 | 44 ngx_http_upstream_t *u); |
| 581 | 45 static void |
| 46 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r); | |
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47 static void |
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48 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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49 ngx_http_upstream_t *u); |
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50 static void |
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51 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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52 ngx_uint_t do_write); |
| 581 | 53 static ngx_int_t ngx_http_upstream_non_buffered_filter_init(void *data); |
| 54 static ngx_int_t ngx_http_upstream_non_buffered_filter(void *data, | |
| 55 ssize_t bytes); | |
| 509 | 56 static void ngx_http_upstream_process_downstream(ngx_http_request_t *r); |
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57 static void ngx_http_upstream_process_upstream(ngx_http_request_t *r, |
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58 ngx_http_upstream_t *u); |
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59 static void ngx_http_upstream_process_request(ngx_http_request_t *r); |
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60 static void ngx_http_upstream_store(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_dummy_handler(ngx_http_request_t *r, |
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63 ngx_http_upstream_t *u); |
| 479 | 64 static void ngx_http_upstream_next(ngx_http_request_t *r, |
| 487 | 65 ngx_http_upstream_t *u, ngx_uint_t ft_type); |
| 569 | 66 static void ngx_http_upstream_cleanup(void *data); |
| 479 | 67 static void ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
| 487 | 68 ngx_http_upstream_t *u, ngx_int_t rc); |
| 479 | 69 |
| 509 | 70 static ngx_int_t ngx_http_upstream_process_header_line(ngx_http_request_t *r, |
| 71 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 72 static ngx_int_t | |
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73 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
| 509 | 74 ngx_table_elt_t *h, ngx_uint_t offset); |
| 75 static ngx_int_t ngx_http_upstream_ignore_header_line(ngx_http_request_t *r, | |
| 76 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 2666 | 77 static ngx_int_t ngx_http_upstream_process_expires(ngx_http_request_t *r, |
| 78 ngx_table_elt_t *h, ngx_uint_t offset); | |
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79 static ngx_int_t ngx_http_upstream_process_accel_expires(ngx_http_request_t *r, |
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80 ngx_table_elt_t *h, ngx_uint_t offset); |
| 527 | 81 static ngx_int_t ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, |
| 82 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 649 | 83 static ngx_int_t ngx_http_upstream_process_buffering(ngx_http_request_t *r, |
| 509 | 84 ngx_table_elt_t *h, ngx_uint_t offset); |
| 657 | 85 static ngx_int_t ngx_http_upstream_process_charset(ngx_http_request_t *r, |
| 86 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 649 | 87 static ngx_int_t ngx_http_upstream_copy_header_line(ngx_http_request_t *r, |
| 509 | 88 ngx_table_elt_t *h, ngx_uint_t offset); |
| 89 static ngx_int_t | |
| 90 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
| 91 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 92 static ngx_int_t ngx_http_upstream_copy_content_type(ngx_http_request_t *r, | |
| 93 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 94 static ngx_int_t ngx_http_upstream_copy_content_length(ngx_http_request_t *r, | |
| 95 ngx_table_elt_t *h, ngx_uint_t offset); | |
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96 static ngx_int_t ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, |
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97 ngx_table_elt_t *h, ngx_uint_t offset); |
| 509 | 98 static ngx_int_t ngx_http_upstream_rewrite_location(ngx_http_request_t *r, |
| 99 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 100 static ngx_int_t ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, | |
| 101 ngx_table_elt_t *h, ngx_uint_t offset); | |
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102 static ngx_int_t ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
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103 ngx_table_elt_t *h, ngx_uint_t offset); |
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104 |
| 509 | 105 #if (NGX_HTTP_GZIP) |
| 106 static ngx_int_t ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
| 107 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 108 #endif | |
| 109 | |
| 573 | 110 static ngx_int_t ngx_http_upstream_add_variables(ngx_conf_t *cf); |
| 1181 | 111 static ngx_int_t ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
| 112 ngx_http_variable_value_t *v, uintptr_t data); | |
| 573 | 113 static ngx_int_t ngx_http_upstream_status_variable(ngx_http_request_t *r, |
| 114 ngx_http_variable_value_t *v, uintptr_t data); | |
| 115 static ngx_int_t ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
| 116 ngx_http_variable_value_t *v, uintptr_t data); | |
| 2402 | 117 static ngx_int_t ngx_http_upstream_response_length_variable( |
| 118 ngx_http_request_t *r, ngx_http_variable_value_t *v, uintptr_t data); | |
| 573 | 119 |
| 651 | 120 static char *ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy); |
| 121 static char *ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 122 void *conf); | |
| 123 | |
| 509 | 124 static void *ngx_http_upstream_create_main_conf(ngx_conf_t *cf); |
| 651 | 125 static char *ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf); |
| 509 | 126 |
| 577 | 127 #if (NGX_HTTP_SSL) |
| 591 | 128 static void ngx_http_upstream_ssl_init_connection(ngx_http_request_t *, |
| 129 ngx_http_upstream_t *u, ngx_connection_t *c); | |
| 577 | 130 static void ngx_http_upstream_ssl_handshake(ngx_connection_t *c); |
| 131 #endif | |
| 132 | |
| 509 | 133 |
| 134 ngx_http_upstream_header_t ngx_http_upstream_headers_in[] = { | |
| 135 | |
| 136 { ngx_string("Status"), | |
| 137 ngx_http_upstream_process_header_line, | |
| 138 offsetof(ngx_http_upstream_headers_in_t, status), | |
| 649 | 139 ngx_http_upstream_copy_header_line, 0, 0 }, |
| 509 | 140 |
| 141 { ngx_string("Content-Type"), | |
| 142 ngx_http_upstream_process_header_line, | |
| 143 offsetof(ngx_http_upstream_headers_in_t, content_type), | |
| 673 | 144 ngx_http_upstream_copy_content_type, 0, 1 }, |
| 509 | 145 |
| 146 { ngx_string("Content-Length"), | |
| 147 ngx_http_upstream_process_header_line, | |
| 148 offsetof(ngx_http_upstream_headers_in_t, content_length), | |
| 515 | 149 ngx_http_upstream_copy_content_length, 0, 0 }, |
| 509 | 150 |
| 151 { ngx_string("Date"), | |
| 152 ngx_http_upstream_process_header_line, | |
| 153 offsetof(ngx_http_upstream_headers_in_t, date), | |
| 649 | 154 ngx_http_upstream_copy_header_line, |
| 155 offsetof(ngx_http_headers_out_t, date), 0 }, | |
| 509 | 156 |
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157 { ngx_string("Last-Modified"), |
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158 ngx_http_upstream_process_header_line, |
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159 offsetof(ngx_http_upstream_headers_in_t, last_modified), |
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160 ngx_http_upstream_copy_last_modified, 0, 0 }, |
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161 |
| 509 | 162 { ngx_string("Server"), |
| 163 ngx_http_upstream_process_header_line, | |
| 164 offsetof(ngx_http_upstream_headers_in_t, server), | |
| 649 | 165 ngx_http_upstream_copy_header_line, |
| 166 offsetof(ngx_http_headers_out_t, server), 0 }, | |
| 509 | 167 |
| 529 | 168 { ngx_string("WWW-Authenticate"), |
| 169 ngx_http_upstream_process_header_line, | |
| 170 offsetof(ngx_http_upstream_headers_in_t, www_authenticate), | |
| 171 ngx_http_upstream_copy_header_line, 0, 0 }, | |
| 172 | |
| 509 | 173 { ngx_string("Location"), |
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174 ngx_http_upstream_process_header_line, |
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175 offsetof(ngx_http_upstream_headers_in_t, location), |
| 515 | 176 ngx_http_upstream_rewrite_location, 0, 0 }, |
| 509 | 177 |
| 178 { ngx_string("Refresh"), | |
| 179 ngx_http_upstream_ignore_header_line, 0, | |
| 515 | 180 ngx_http_upstream_rewrite_refresh, 0, 0 }, |
| 181 | |
| 182 { ngx_string("Set-Cookie"), | |
| 183 ngx_http_upstream_ignore_header_line, 0, | |
| 531 | 184 ngx_http_upstream_copy_header_line, 0, 1 }, |
| 185 | |
| 186 { ngx_string("Content-Disposition"), | |
| 187 ngx_http_upstream_ignore_header_line, 0, | |
| 188 ngx_http_upstream_copy_header_line, 0, 1 }, | |
| 509 | 189 |
| 190 { ngx_string("Cache-Control"), | |
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191 ngx_http_upstream_process_cache_control, 0, |
| 509 | 192 ngx_http_upstream_copy_multi_header_lines, |
| 515 | 193 offsetof(ngx_http_headers_out_t, cache_control), 1 }, |
| 509 | 194 |
| 573 | 195 { ngx_string("Expires"), |
| 2666 | 196 ngx_http_upstream_process_expires, 0, |
| 573 | 197 ngx_http_upstream_copy_header_line, |
| 198 offsetof(ngx_http_headers_out_t, expires), 1 }, | |
| 199 | |
| 577 | 200 { ngx_string("Accept-Ranges"), |
| 201 ngx_http_upstream_process_header_line, | |
| 202 offsetof(ngx_http_upstream_headers_in_t, accept_ranges), | |
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203 ngx_http_upstream_copy_allow_ranges, |
| 577 | 204 offsetof(ngx_http_headers_out_t, accept_ranges), 1 }, |
| 205 | |
| 509 | 206 { ngx_string("Connection"), |
| 207 ngx_http_upstream_ignore_header_line, 0, | |
| 515 | 208 ngx_http_upstream_ignore_header_line, 0, 0 }, |
| 509 | 209 |
| 641 | 210 { ngx_string("Keep-Alive"), |
| 211 ngx_http_upstream_ignore_header_line, 0, | |
| 212 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
| 213 | |
| 509 | 214 { ngx_string("X-Powered-By"), |
| 215 ngx_http_upstream_ignore_header_line, 0, | |
| 649 | 216 ngx_http_upstream_copy_header_line, 0, 0 }, |
| 509 | 217 |
| 218 { ngx_string("X-Accel-Expires"), | |
| 2664 | 219 ngx_http_upstream_process_accel_expires, 0, |
| 649 | 220 ngx_http_upstream_copy_header_line, 0, 0 }, |
| 515 | 221 |
| 222 { ngx_string("X-Accel-Redirect"), | |
| 223 ngx_http_upstream_process_header_line, | |
| 224 offsetof(ngx_http_upstream_headers_in_t, x_accel_redirect), | |
| 225 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
| 509 | 226 |
| 527 | 227 { ngx_string("X-Accel-Limit-Rate"), |
| 228 ngx_http_upstream_process_limit_rate, 0, | |
| 229 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
| 230 | |
| 649 | 231 { ngx_string("X-Accel-Buffering"), |
| 232 ngx_http_upstream_process_buffering, 0, | |
| 233 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
| 234 | |
| 657 | 235 { ngx_string("X-Accel-Charset"), |
| 236 ngx_http_upstream_process_charset, 0, | |
| 237 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
| 238 | |
| 509 | 239 #if (NGX_HTTP_GZIP) |
| 240 { ngx_string("Content-Encoding"), | |
| 241 ngx_http_upstream_process_header_line, | |
| 242 offsetof(ngx_http_upstream_headers_in_t, content_encoding), | |
| 515 | 243 ngx_http_upstream_copy_content_encoding, 0, 0 }, |
| 509 | 244 #endif |
| 245 | |
| 515 | 246 { ngx_null_string, NULL, 0, NULL, 0, 0 } |
| 509 | 247 }; |
| 479 | 248 |
| 249 | |
| 651 | 250 static ngx_command_t ngx_http_upstream_commands[] = { |
| 251 | |
| 252 { ngx_string("upstream"), | |
| 253 NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1, | |
| 254 ngx_http_upstream, | |
| 255 0, | |
| 256 0, | |
| 257 NULL }, | |
| 258 | |
| 259 { ngx_string("server"), | |
| 884 | 260 NGX_HTTP_UPS_CONF|NGX_CONF_1MORE, |
| 651 | 261 ngx_http_upstream_server, |
| 262 NGX_HTTP_SRV_CONF_OFFSET, | |
| 263 0, | |
| 264 NULL }, | |
| 265 | |
| 266 ngx_null_command | |
| 267 }; | |
| 268 | |
| 269 | |
| 270 static ngx_http_module_t ngx_http_upstream_module_ctx = { | |
| 573 | 271 ngx_http_upstream_add_variables, /* preconfiguration */ |
| 509 | 272 NULL, /* postconfiguration */ |
| 273 | |
| 274 ngx_http_upstream_create_main_conf, /* create main configuration */ | |
| 651 | 275 ngx_http_upstream_init_main_conf, /* init main configuration */ |
| 479 | 276 |
| 277 NULL, /* create server configuration */ | |
| 278 NULL, /* merge server configuration */ | |
| 279 | |
| 280 NULL, /* create location configuration */ | |
| 281 NULL /* merge location configuration */ | |
| 282 }; | |
| 577 | 283 |
| 479 | 284 |
| 285 ngx_module_t ngx_http_upstream_module = { | |
| 509 | 286 NGX_MODULE_V1, |
| 479 | 287 &ngx_http_upstream_module_ctx, /* module context */ |
| 651 | 288 ngx_http_upstream_commands, /* module directives */ |
| 479 | 289 NGX_HTTP_MODULE, /* module type */ |
| 541 | 290 NULL, /* init master */ |
| 479 | 291 NULL, /* init module */ |
| 541 | 292 NULL, /* init process */ |
| 293 NULL, /* init thread */ | |
| 294 NULL, /* exit thread */ | |
| 295 NULL, /* exit process */ | |
| 296 NULL, /* exit master */ | |
| 297 NGX_MODULE_V1_PADDING | |
| 479 | 298 }; |
| 299 | |
| 300 | |
| 573 | 301 static ngx_http_variable_t ngx_http_upstream_vars[] = { |
| 302 | |
| 1181 | 303 { ngx_string("upstream_addr"), NULL, |
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304 ngx_http_upstream_addr_variable, 0, |
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305 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 1181 | 306 |
| 637 | 307 { ngx_string("upstream_status"), NULL, |
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308 ngx_http_upstream_status_variable, 0, |
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309 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 573 | 310 |
| 637 | 311 { ngx_string("upstream_response_time"), NULL, |
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312 ngx_http_upstream_response_time_variable, 0, |
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313 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 573 | 314 |
| 2402 | 315 { ngx_string("upstream_response_length"), NULL, |
| 316 ngx_http_upstream_response_length_variable, 0, | |
| 317 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 }, | |
| 318 | |
| 637 | 319 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
| 573 | 320 }; |
| 321 | |
| 322 | |
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323 static ngx_http_upstream_next_t ngx_http_upstream_next_errors[] = { |
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324 { 500, NGX_HTTP_UPSTREAM_FT_HTTP_500 }, |
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325 { 502, NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
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326 { 503, NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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327 { 504, NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
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328 { 404, NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
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329 { 0, 0 } |
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330 }; |
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331 |
| 487 | 332 void |
| 333 ngx_http_upstream_init(ngx_http_request_t *r) | |
| 479 | 334 { |
| 1658 | 335 ngx_str_t *host; |
| 336 ngx_uint_t i; | |
| 337 ngx_connection_t *c; | |
| 338 ngx_resolver_ctx_t *ctx, temp; | |
| 339 ngx_http_cleanup_t *cln; | |
| 340 ngx_http_upstream_t *u; | |
| 341 ngx_http_core_loc_conf_t *clcf; | |
| 342 ngx_http_upstream_srv_conf_t *uscf, **uscfp; | |
| 343 ngx_http_upstream_main_conf_t *umcf; | |
| 479 | 344 |
| 345 c = r->connection; | |
| 346 | |
| 347 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 348 "http init upstream, client timer: %d", c->read->timer_set); | |
| 349 | |
| 350 if (c->read->timer_set) { | |
| 351 ngx_del_timer(c->read); | |
| 352 } | |
| 353 | |
| 629 | 354 u = r->upstream; |
| 355 | |
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356 u->store = (u->conf->store || u->conf->store_lengths); |
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357 |
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358 if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { |
| 615 | 359 r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; |
| 360 r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; | |
| 361 } | |
| 577 | 362 |
| 479 | 363 if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { |
| 364 | |
| 365 if (!c->write->active) { | |
| 531 | 366 if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) |
| 367 == NGX_ERROR) | |
| 479 | 368 { |
| 369 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 370 return; | |
| 371 } | |
| 372 } | |
| 373 } | |
| 374 | |
| 537 | 375 if (r->request_body) { |
| 376 u->request_bufs = r->request_body->bufs; | |
| 377 } | |
| 509 | 378 |
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379 #if (NGX_HTTP_CACHE) |
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380 |
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381 if (u->conf->cache) { |
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382 ngx_int_t rc; |
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383 |
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384 rc = ngx_http_upstream_cache(r, u); |
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385 |
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386 if (rc == NGX_DONE) { |
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387 return; |
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388 } |
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389 |
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390 if (rc != NGX_DECLINED) { |
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391 ngx_http_finalize_request(r, rc); |
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392 return; |
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393 } |
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394 } |
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395 |
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396 #endif |
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397 |
| 537 | 398 if (u->create_request(r) != NGX_OK) { |
| 479 | 399 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 400 return; | |
| 401 } | |
| 402 | |
| 509 | 403 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| 479 | 404 |
| 405 u->output.pool = r->pool; | |
| 406 u->output.bufs.num = 1; | |
| 509 | 407 u->output.bufs.size = clcf->client_body_buffer_size; |
| 479 | 408 u->output.output_filter = ngx_chain_writer; |
| 409 u->output.filter_ctx = &u->writer; | |
| 410 | |
| 411 u->writer.pool = r->pool; | |
| 412 | |
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413 if (r->upstream_states == NULL) { |
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414 |
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415 r->upstream_states = ngx_array_create(r->pool, 1, |
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416 sizeof(ngx_http_upstream_state_t)); |
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417 if (r->upstream_states == NULL) { |
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418 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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419 return; |
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420 } |
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421 |
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422 } else { |
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423 |
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424 u->state = ngx_array_push(r->upstream_states); |
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425 if (u->state == NULL) { |
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426 ngx_http_upstream_finalize_request(r, u, |
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427 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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428 return; |
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429 } |
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430 |
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431 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); |
| 479 | 432 } |
| 433 | |
| 593 | 434 cln = ngx_http_cleanup_add(r, 0); |
| 569 | 435 if (cln == NULL) { |
| 436 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 437 return; | |
| 438 } | |
| 439 | |
| 440 cln->handler = ngx_http_upstream_cleanup; | |
| 441 cln->data = r; | |
| 442 u->cleanup = &cln->handler; | |
| 443 | |
| 1658 | 444 if (u->resolved == NULL) { |
| 445 | |
| 446 uscf = u->conf->upstream; | |
| 447 | |
| 448 } else { | |
| 449 | |
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450 if (u->resolved->sockaddr) { |
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451 |
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452 if (ngx_http_upstream_create_round_robin_peer(r, u->resolved) |
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453 != NGX_OK) |
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454 { |
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455 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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456 return; |
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457 } |
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458 |
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459 ngx_http_upstream_connect(r, u); |
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460 |
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461 return; |
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462 } |
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463 |
| 1705 | 464 host = &u->resolved->host; |
| 1658 | 465 |
| 466 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
| 467 | |
| 468 uscfp = umcf->upstreams.elts; | |
| 469 | |
| 470 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
| 471 | |
| 472 uscf = uscfp[i]; | |
| 473 | |
| 474 if (uscf->host.len == host->len | |
| 2285 | 475 && ((uscf->port == 0 && u->resolved->no_port) |
| 1912 | 476 || uscf->port == u->resolved->port) |
| 1658 | 477 && ngx_memcmp(uscf->host.data, host->data, host->len) == 0) |
| 478 { | |
| 479 goto found; | |
| 480 } | |
| 481 } | |
| 482 | |
| 483 temp.name = *host; | |
| 484 | |
| 485 ctx = ngx_resolve_start(clcf->resolver, &temp); | |
| 486 if (ctx == NULL) { | |
| 487 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 488 return; | |
| 489 } | |
| 490 | |
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491 if (ctx == NGX_NO_RESOLVER) { |
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492 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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493 "no resolver defined to resolve %V", host); |
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|
494 |
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495 ngx_http_finalize_request(r, NGX_HTTP_BAD_GATEWAY); |
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496 return; |
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497 } |
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|
498 |
| 1658 | 499 ctx->name = *host; |
| 500 ctx->type = NGX_RESOLVE_A; | |
| 501 ctx->handler = ngx_http_upstream_resolve_handler; | |
| 502 ctx->data = r; | |
| 503 ctx->timeout = clcf->resolver_timeout; | |
| 504 | |
|
1959
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|
505 u->resolved->ctx = ctx; |
|
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|
506 |
| 1658 | 507 if (ngx_resolve_name(ctx) != NGX_OK) { |
|
1959
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|
508 u->resolved->ctx = NULL; |
| 1658 | 509 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 510 return; | |
| 511 } | |
| 512 | |
| 513 return; | |
| 514 } | |
| 515 | |
| 516 found: | |
| 517 | |
| 518 if (uscf->peer.init(r, uscf) != NGX_OK) { | |
| 519 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 520 return; | |
| 521 } | |
| 522 | |
| 479 | 523 ngx_http_upstream_connect(r, u); |
| 524 } | |
| 525 | |
| 526 | |
|
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527 #if (NGX_HTTP_CACHE) |
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|
528 |
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529 static ngx_int_t |
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530 ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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|
531 { |
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532 ngx_int_t rc; |
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533 ngx_http_cache_t *c; |
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|
534 |
| 2701 | 535 if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD))) { |
| 2662 | 536 return NGX_DECLINED; |
| 537 } | |
| 538 | |
| 2701 | 539 if (r->method & NGX_HTTP_HEAD) { |
| 540 u->method = ngx_http_core_get_method; | |
| 541 } | |
| 542 | |
|
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543 c = ngx_pcalloc(r->pool, sizeof(ngx_http_cache_t)); |
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544 if (c == NULL) { |
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545 return NGX_ERROR; |
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|
546 } |
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547 |
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548 if (ngx_array_init(&c->keys, r->pool, 4, sizeof(ngx_str_t)) != NGX_OK) { |
|
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549 return NGX_ERROR; |
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|
550 } |
|
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|
551 |
|
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changeset
|
552 r->cache = c; |
|
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|
553 c->file.log = r->connection->log; |
|
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|
554 |
|
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|
555 if (u->create_key(r) != NGX_OK) { |
|
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|
556 return NGX_ERROR; |
|
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|
557 } |
|
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|
558 |
|
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|
559 /* TODO: add keys */ |
|
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|
560 |
|
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|
561 ngx_http_file_cache_create_key(r); |
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|
562 |
|
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|
563 u->cacheable = 1; |
|
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|
564 |
|
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|
565 c->min_uses = r->upstream->conf->cache_min_uses; |
|
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|
566 c->body_start = r->upstream->conf->buffer_size; |
|
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|
567 c->file_cache = u->conf->cache->data; |
|
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changeset
|
568 |
|
3a8a53c0c42f
a prelimiary proxy cache support
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changeset
|
569 rc = ngx_http_file_cache_open(r); |
|
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diff
changeset
|
570 |
|
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|
571 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
|
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|
572 "http upstream cache: %i u:%ui", rc, c->uses); |
|
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|
573 |
|
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|
574 if (rc == NGX_OK) { |
|
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|
575 |
|
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|
576 rc = ngx_http_upstream_cache_send(r, u); |
|
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changeset
|
577 |
|
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|
578 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
|
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diff
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|
579 return rc; |
|
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|
580 } |
|
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|
581 |
|
3a8a53c0c42f
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|
582 } else if (rc == NGX_ERROR) { |
|
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changeset
|
583 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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|
584 return NGX_ERROR; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
585 |
|
3a8a53c0c42f
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changeset
|
586 } else if (rc == NGX_HTTP_CACHE_STALE) { |
|
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diff
changeset
|
587 |
|
2665
4d627567c324
fix r2664: ..._cache_valid did not work for stale responses
Igor Sysoev <igor@sysoev.ru>
parents:
2664
diff
changeset
|
588 c->valid_sec = 0; |
|
2592
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changeset
|
589 u->stale_cache = 1; |
|
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changeset
|
590 u->buffer.start = NULL; |
|
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parents:
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diff
changeset
|
591 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
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changeset
|
592 } else if (rc == NGX_DECLINED) { |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
593 |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
594 if ((size_t) (u->buffer.end - u->buffer.start) < u->conf->buffer_size) { |
|
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changeset
|
595 u->buffer.start = NULL; |
|
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diff
changeset
|
596 |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
597 } else { |
|
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diff
changeset
|
598 u->buffer.pos = u->buffer.start + c->header_start; |
|
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changeset
|
599 u->buffer.last = u->buffer.pos; |
|
3a8a53c0c42f
a prelimiary proxy cache support
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|
600 } |
|
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diff
changeset
|
601 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
602 } else if (rc == NGX_AGAIN) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
603 |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
604 u->cacheable = 0; |
|
3a8a53c0c42f
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diff
changeset
|
605 |
|
3a8a53c0c42f
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diff
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|
606 } else { |
|
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changeset
|
607 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
608 /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ |
|
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changeset
|
609 |
|
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|
610 return rc; |
|
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|
611 } |
|
3a8a53c0c42f
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diff
changeset
|
612 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
613 r->cached = 0; |
|
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diff
changeset
|
614 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
615 return NGX_DECLINED; |
|
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|
616 } |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
617 |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
618 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
619 static ngx_int_t |
|
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|
620 ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) |
|
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|
621 { |
|
3a8a53c0c42f
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changeset
|
622 ngx_int_t rc; |
|
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changeset
|
623 ngx_http_cache_t *c; |
|
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changeset
|
624 |
|
3a8a53c0c42f
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diff
changeset
|
625 c = r->cache; |
|
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diff
changeset
|
626 |
|
3a8a53c0c42f
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diff
changeset
|
627 /* TODO: cache stack */ |
|
3a8a53c0c42f
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diff
changeset
|
628 |
|
3a8a53c0c42f
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2536
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changeset
|
629 u->buffer = *c->buf; |
|
3a8a53c0c42f
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diff
changeset
|
630 u->buffer.pos += c->header_start; |
|
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diff
changeset
|
631 |
|
3a8a53c0c42f
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diff
changeset
|
632 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
|
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
633 |
|
3a8a53c0c42f
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2536
diff
changeset
|
634 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
|
3a8a53c0c42f
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635 sizeof(ngx_table_elt_t)) |
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636 != NGX_OK) |
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637 { |
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638 return NGX_ERROR; |
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639 } |
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640 |
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641 rc = u->process_header(r); |
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642 |
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643 if (rc == NGX_OK) { |
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644 |
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645 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
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646 return NGX_DONE; |
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647 } |
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648 |
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649 return ngx_http_cache_send(r); |
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650 } |
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651 |
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652 if (rc == NGX_ERROR) { |
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653 return NGX_ERROR; |
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654 } |
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655 |
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656 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
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657 |
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658 /* TODO: delete file */ |
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659 |
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660 return rc; |
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661 } |
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662 |
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663 #endif |
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664 |
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665 |
| 487 | 666 static void |
| 1658 | 667 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
| 668 { | |
| 669 ngx_http_request_t *r; | |
| 670 ngx_http_upstream_resolved_t *ur; | |
| 671 | |
| 672 r = ctx->data; | |
| 673 | |
| 674 r->upstream->resolved->ctx = NULL; | |
| 675 | |
| 676 if (ctx->state) { | |
| 677 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 678 "%V could not be resolved (%i: %s)", | |
| 679 &ctx->name, ctx->state, | |
| 680 ngx_resolver_strerror(ctx->state)); | |
| 681 | |
| 682 ngx_resolve_name_done(ctx); | |
| 683 ngx_http_finalize_request(r, NGX_HTTP_BAD_GATEWAY); | |
| 684 return; | |
| 685 } | |
| 686 | |
| 687 ur = r->upstream->resolved; | |
| 688 ur->naddrs = ctx->naddrs; | |
| 689 ur->addrs = ctx->addrs; | |
| 690 | |
| 691 #if (NGX_DEBUG) | |
| 692 { | |
| 693 in_addr_t addr; | |
| 694 ngx_uint_t i; | |
| 695 | |
| 696 for (i = 0; i < ctx->naddrs; i++) { | |
| 697 addr = ntohl(ur->addrs[i]); | |
| 698 | |
| 699 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 700 "name was resolved to %ud.%ud.%ud.%ud", | |
| 701 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
| 702 (addr >> 8) & 0xff, addr & 0xff); | |
| 703 } | |
| 704 } | |
| 705 #endif | |
| 706 | |
| 707 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
| 708 ngx_resolve_name_done(ctx); | |
| 709 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 710 return; | |
| 711 } | |
| 712 | |
| 713 ngx_resolve_name_done(ctx); | |
| 714 | |
| 715 ngx_http_upstream_connect(r, r->upstream); | |
| 716 } | |
| 717 | |
| 718 | |
| 719 static void | |
|
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720 ngx_http_upstream_handler(ngx_event_t *ev) |
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721 { |
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722 ngx_connection_t *c; |
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723 ngx_http_request_t *r; |
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724 ngx_http_log_ctx_t *ctx; |
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725 ngx_http_upstream_t *u; |
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726 |
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727 c = ev->data; |
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728 r = c->data; |
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729 |
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730 u = r->upstream; |
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731 c = r->connection; |
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732 |
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733 ctx = c->log->data; |
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734 ctx->current_request = r; |
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735 |
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736 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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737 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
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738 |
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739 if (ev->write) { |
|
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740 u->write_event_handler(r, u); |
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741 |
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742 } else { |
|
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743 u->read_event_handler(r, u); |
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744 } |
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745 |
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746 ngx_http_run_posted_requests(c); |
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747 } |
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748 |
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749 |
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750 static void |
| 509 | 751 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
| 752 { | |
| 753 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
| 754 } | |
| 755 | |
| 756 | |
| 757 static void | |
| 758 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
| 759 { | |
| 760 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
| 761 } | |
| 762 | |
| 763 | |
| 764 static void | |
| 765 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
| 766 ngx_event_t *ev) | |
| 479 | 767 { |
| 768 int n; | |
| 769 char buf[1]; | |
| 577 | 770 ngx_err_t err; |
|
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771 ngx_int_t event; |
| 479 | 772 ngx_connection_t *c; |
| 773 ngx_http_upstream_t *u; | |
| 774 | |
| 527 | 775 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
| 776 "http upstream check client, write event:%d, \"%V\"", | |
| 777 ev->write, &r->uri); | |
| 479 | 778 |
| 509 | 779 c = r->connection; |
| 483 | 780 u = r->upstream; |
| 781 | |
| 583 | 782 if (c->error) { |
|
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783 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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784 |
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785 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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786 |
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787 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
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788 ngx_http_upstream_finalize_request(r, u, |
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789 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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790 return; |
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791 } |
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792 } |
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793 |
|
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794 if (!u->cacheable) { |
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795 ngx_http_upstream_finalize_request(r, u, |
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796 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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797 } |
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798 |
| 527 | 799 return; |
| 800 } | |
| 801 | |
| 483 | 802 if (u->peer.connection == NULL) { |
| 803 return; | |
| 804 } | |
| 805 | |
| 479 | 806 #if (NGX_HAVE_KQUEUE) |
| 807 | |
| 808 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
| 809 | |
| 810 if (!ev->pending_eof) { | |
| 811 return; | |
| 812 } | |
| 813 | |
| 814 ev->eof = 1; | |
| 583 | 815 c->error = 1; |
| 479 | 816 |
| 817 if (ev->kq_errno) { | |
| 818 ev->error = 1; | |
| 819 } | |
| 820 | |
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821 if (!u->cacheable && u->peer.connection) { |
| 479 | 822 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
| 527 | 823 "kevent() reported that client closed prematurely " |
| 824 "connection, so upstream connection is closed too"); | |
| 479 | 825 ngx_http_upstream_finalize_request(r, u, |
| 826 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 827 return; | |
| 828 } | |
| 829 | |
| 830 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
| 831 "kevent() reported that client closed " | |
| 832 "prematurely connection"); | |
| 833 | |
| 834 if (u->peer.connection == NULL) { | |
| 835 ngx_http_upstream_finalize_request(r, u, | |
| 836 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 837 return; | |
| 838 } | |
| 839 | |
| 840 return; | |
| 841 } | |
| 842 | |
| 843 #endif | |
| 844 | |
| 845 n = recv(c->fd, buf, 1, MSG_PEEK); | |
| 846 | |
| 847 err = ngx_socket_errno; | |
| 848 | |
| 1109 | 849 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
| 850 "http upstream recv(): %d", n); | |
| 851 | |
| 479 | 852 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
| 853 return; | |
| 854 } | |
| 855 | |
| 856 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
|
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857 |
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858 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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859 |
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changeset
|
860 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
| 479 | 861 ngx_http_upstream_finalize_request(r, u, |
| 862 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 863 return; | |
| 864 } | |
| 865 } | |
| 866 | |
| 867 if (n > 0) { | |
| 868 return; | |
| 869 } | |
| 870 | |
| 871 if (n == -1) { | |
| 872 if (err == NGX_EAGAIN) { | |
| 873 return; | |
| 874 } | |
| 875 | |
| 876 ev->error = 1; | |
| 877 | |
| 483 | 878 } else { /* n == 0 */ |
| 479 | 879 err = 0; |
| 880 } | |
| 881 | |
| 529 | 882 ev->eof = 1; |
| 583 | 883 c->error = 1; |
| 529 | 884 |
|
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|
885 if (!u->cacheable && u->peer.connection) { |
| 479 | 886 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
| 887 "client closed prematurely connection, " | |
| 888 "so upstream connection is closed too"); | |
| 889 ngx_http_upstream_finalize_request(r, u, | |
| 890 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 891 return; | |
| 892 } | |
| 893 | |
| 894 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
| 895 "client closed prematurely connection"); | |
| 896 | |
| 897 if (u->peer.connection == NULL) { | |
| 898 ngx_http_upstream_finalize_request(r, u, | |
| 899 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 900 return; | |
| 901 } | |
| 902 } | |
| 903 | |
| 904 | |
| 487 | 905 static void |
| 906 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
| 479 | 907 { |
| 591 | 908 ngx_int_t rc; |
| 665 | 909 ngx_time_t *tp; |
| 591 | 910 ngx_connection_t *c; |
| 479 | 911 |
| 483 | 912 r->connection->log->action = "connecting to upstream"; |
| 479 | 913 |
| 914 r->connection->single_connection = 0; | |
| 915 | |
|
889
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parents:
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916 if (u->state && u->state->response_sec) { |
| 665 | 917 tp = ngx_timeofday(); |
|
889
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918 u->state->response_sec = tp->sec - u->state->response_sec; |
|
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919 u->state->response_msec = tp->msec - u->state->response_msec; |
| 665 | 920 } |
| 921 | |
|
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|
922 u->state = ngx_array_push(r->upstream_states); |
| 665 | 923 if (u->state == NULL) { |
| 924 ngx_http_upstream_finalize_request(r, u, | |
| 925 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 926 return; | |
| 927 } | |
| 928 | |
| 929 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
| 930 | |
| 931 tp = ngx_timeofday(); | |
|
889
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932 u->state->response_sec = tp->sec; |
|
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933 u->state->response_msec = tp->msec; |
| 665 | 934 |
| 479 | 935 rc = ngx_event_connect_peer(&u->peer); |
| 936 | |
| 937 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 938 "http upstream connect: %i", rc); | |
| 939 | |
| 940 if (rc == NGX_ERROR) { | |
| 941 ngx_http_upstream_finalize_request(r, u, | |
| 942 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 943 return; | |
| 944 } | |
| 945 | |
|
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$upstream_addr did not contain last address, the bug was introduced in r1659
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946 u->state->peer = u->peer.name; |
|
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947 |
| 543 | 948 if (rc == NGX_BUSY) { |
| 949 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
| 1378 | 950 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
| 951 return; | |
| 543 | 952 } |
| 953 | |
| 1378 | 954 if (rc == NGX_DECLINED) { |
| 479 | 955 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
| 956 return; | |
| 957 } | |
| 958 | |
| 577 | 959 /* rc == NGX_OK || rc == NGX_AGAIN */ |
| 960 | |
| 479 | 961 c = u->peer.connection; |
| 962 | |
| 963 c->data = r; | |
| 591 | 964 |
|
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|
965 c->write->handler = ngx_http_upstream_handler; |
|
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966 c->read->handler = ngx_http_upstream_handler; |
|
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967 |
|
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968 u->write_event_handler = ngx_http_upstream_send_request_handler; |
|
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969 u->read_event_handler = ngx_http_upstream_process_header; |
| 479 | 970 |
|
1397
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|
971 c->sendfile &= r->connection->sendfile; |
| 1958 | 972 u->output.sendfile = c->sendfile; |
| 479 | 973 |
| 974 c->pool = r->pool; | |
| 975 c->read->log = c->write->log = c->log = r->connection->log; | |
| 976 | |
| 977 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
| 978 | |
| 979 u->writer.out = NULL; | |
| 980 u->writer.last = &u->writer.out; | |
| 981 u->writer.connection = c; | |
| 982 u->writer.limit = 0; | |
| 983 | |
| 984 if (u->request_sent) { | |
| 509 | 985 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
| 986 ngx_http_upstream_finalize_request(r, u, | |
| 987 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 988 return; | |
| 989 } | |
| 479 | 990 } |
| 991 | |
|
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|
992 if (r->request_body |
|
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993 && r->request_body->buf |
|
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994 && r->request_body->temp_file |
|
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995 && r == r->main) |
|
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|
996 { |
| 573 | 997 /* |
| 998 * the r->request_body->buf can be reused for one request only, | |
| 999 * the subrequests should allocate their own temporay bufs | |
| 1000 */ | |
| 1001 | |
| 1002 u->output.free = ngx_alloc_chain_link(r->pool); | |
| 1003 if (u->output.free == NULL) { | |
| 1004 ngx_http_upstream_finalize_request(r, u, | |
| 1005 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1006 return; | |
| 479 | 1007 } |
| 573 | 1008 |
| 1009 u->output.free->buf = r->request_body->buf; | |
| 1010 u->output.free->next = NULL; | |
| 1011 u->output.allocated = 1; | |
| 1012 | |
| 1013 r->request_body->buf->pos = r->request_body->buf->start; | |
| 1014 r->request_body->buf->last = r->request_body->buf->start; | |
| 1015 r->request_body->buf->tag = u->output.tag; | |
| 479 | 1016 } |
| 1017 | |
| 1018 u->request_sent = 0; | |
| 1019 | |
| 1020 if (rc == NGX_AGAIN) { | |
| 1021 ngx_add_timer(c->write, u->conf->connect_timeout); | |
| 1022 return; | |
| 1023 } | |
| 1024 | |
| 577 | 1025 #if (NGX_HTTP_SSL) |
| 1026 | |
| 1658 | 1027 if (u->ssl && c->ssl == NULL) { |
| 591 | 1028 ngx_http_upstream_ssl_init_connection(r, u, c); |
| 577 | 1029 return; |
| 1030 } | |
| 1031 | |
| 1032 #endif | |
| 1033 | |
| 479 | 1034 ngx_http_upstream_send_request(r, u); |
| 1035 } | |
| 1036 | |
| 1037 | |
| 577 | 1038 #if (NGX_HTTP_SSL) |
| 1039 | |
| 1040 static void | |
| 591 | 1041 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
| 1042 ngx_http_upstream_t *u, ngx_connection_t *c) | |
| 1043 { | |
| 884 | 1044 ngx_int_t rc; |
| 591 | 1045 |
| 1046 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
| 1047 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
|
2536
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small optimization: " == NGX_ERROR" > " != NGX_OK"
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1048 != NGX_OK) |
| 591 | 1049 { |
| 1050 ngx_http_upstream_finalize_request(r, u, | |
| 1051 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1052 return; | |
| 1053 } | |
| 1054 | |
| 1055 c->sendfile = 0; | |
| 619 | 1056 u->output.sendfile = 0; |
| 591 | 1057 |
| 2184 | 1058 if (u->conf->ssl_session_reuse) { |
| 1059 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
| 1060 ngx_http_upstream_finalize_request(r, u, | |
| 1061 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1062 return; | |
| 1063 } | |
| 591 | 1064 } |
| 1065 | |
| 641 | 1066 r->connection->log->action = "SSL handshaking to upstream"; |
| 1067 | |
| 591 | 1068 rc = ngx_ssl_handshake(c); |
| 1069 | |
| 1070 if (rc == NGX_AGAIN) { | |
| 1071 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
| 1072 return; | |
| 1073 } | |
| 1074 | |
| 1075 ngx_http_upstream_ssl_handshake(c); | |
| 1076 } | |
| 1077 | |
| 1078 | |
| 1079 static void | |
| 577 | 1080 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
| 1081 { | |
| 1082 ngx_http_request_t *r; | |
| 1083 ngx_http_upstream_t *u; | |
| 1084 | |
| 1085 r = c->data; | |
| 1086 u = r->upstream; | |
| 1087 | |
| 1088 if (c->ssl->handshaked) { | |
| 1089 | |
| 2184 | 1090 if (u->conf->ssl_session_reuse) { |
| 1091 u->peer.save_session(&u->peer, u->peer.data); | |
| 1092 } | |
| 884 | 1093 |
|
2377
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diff
changeset
|
1094 c->write->handler = ngx_http_upstream_handler; |
|
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|
1095 c->read->handler = ngx_http_upstream_handler; |
| 577 | 1096 |
| 1097 ngx_http_upstream_send_request(r, u); | |
| 1098 | |
| 1099 return; | |
| 1100 } | |
| 1101 | |
| 1102 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
| 1103 | |
| 1104 } | |
| 1105 | |
| 1106 #endif | |
| 1107 | |
| 1108 | |
| 509 | 1109 static ngx_int_t |
| 487 | 1110 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
| 479 | 1111 { |
| 1112 ngx_chain_t *cl; | |
| 1113 | |
| 509 | 1114 if (u->reinit_request(r) != NGX_OK) { |
| 1115 return NGX_ERROR; | |
| 1116 } | |
| 1117 | |
| 1705 | 1118 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
| 1119 | |
| 1120 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
| 591 | 1121 sizeof(ngx_table_elt_t)) |
| 1122 != NGX_OK) | |
| 509 | 1123 { |
| 1124 return NGX_ERROR; | |
| 479 | 1125 } |
| 1126 | |
| 1127 /* reinit the request chain */ | |
| 577 | 1128 |
| 509 | 1129 for (cl = u->request_bufs; cl; cl = cl->next) { |
| 479 | 1130 cl->buf->pos = cl->buf->start; |
| 1131 cl->buf->file_pos = 0; | |
| 1132 } | |
| 1133 | |
| 509 | 1134 /* reinit the subrequest's ngx_output_chain() context */ |
| 1135 | |
| 573 | 1136 if (r->request_body && r->request_body->temp_file |
| 597 | 1137 && r != r->main && u->output.buf) |
| 573 | 1138 { |
| 1139 u->output.free = ngx_alloc_chain_link(r->pool); | |
| 1140 if (u->output.free == NULL) { | |
| 1141 return NGX_ERROR; | |
| 509 | 1142 } |
| 573 | 1143 |
| 1144 u->output.free->buf = u->output.buf; | |
| 1145 u->output.free->next = NULL; | |
| 1146 | |
| 1147 u->output.buf->pos = u->output.buf->start; | |
| 1148 u->output.buf->last = u->output.buf->start; | |
| 509 | 1149 } |
| 479 | 1150 |
| 1151 u->output.buf = NULL; | |
| 1152 u->output.in = NULL; | |
| 1153 u->output.busy = NULL; | |
| 577 | 1154 |
| 581 | 1155 /* reinit u->buffer */ |
| 577 | 1156 |
|
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|
1157 u->buffer.pos = u->buffer.start; |
|
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|
1158 |
|
3a8a53c0c42f
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|
1159 #if (NGX_HTTP_CACHE) |
|
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|
1160 |
|
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|
1161 if (r->cache) { |
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|
1162 u->buffer.pos += r->cache->header_start; |
| 479 | 1163 } |
| 509 | 1164 |
| 479 | 1165 #endif |
| 1166 | |
|
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1167 u->buffer.last = u->buffer.pos; |
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|
1168 |
| 509 | 1169 return NGX_OK; |
| 479 | 1170 } |
| 1171 | |
| 1172 | |
| 487 | 1173 static void |
| 1174 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
| 479 | 1175 { |
|
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|
1176 ngx_int_t rc; |
| 483 | 1177 ngx_connection_t *c; |
| 577 | 1178 |
| 479 | 1179 c = u->peer.connection; |
| 1180 | |
| 1181 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 1182 "http upstream send request"); | |
| 1183 | |
|
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|
1184 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
| 1166 | 1185 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
|
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|
1186 return; |
| 479 | 1187 } |
| 1188 | |
| 483 | 1189 c->log->action = "sending request to upstream"; |
| 479 | 1190 |
| 509 | 1191 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
| 479 | 1192 |
| 1193 u->request_sent = 1; | |
| 1194 | |
| 1195 if (rc == NGX_ERROR) { | |
| 1196 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
| 1197 return; | |
| 1198 } | |
| 1199 | |
| 1200 if (c->write->timer_set) { | |
| 1201 ngx_del_timer(c->write); | |
| 1202 } | |
| 1203 | |
| 1204 if (rc == NGX_AGAIN) { | |
| 1205 ngx_add_timer(c->write, u->conf->send_timeout); | |
| 1206 | |
|
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1207 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
| 479 | 1208 ngx_http_upstream_finalize_request(r, u, |
| 1209 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1210 return; | |
| 1211 } | |
| 1212 | |
| 1213 return; | |
| 1214 } | |
| 1215 | |
| 1216 /* rc == NGX_OK */ | |
| 1217 | |
| 1218 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
| 1219 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
| 1220 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
| 1221 ngx_tcp_push_n " failed"); | |
| 1222 ngx_http_upstream_finalize_request(r, u, | |
| 1223 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 577 | 1224 return; |
| 479 | 1225 } |
| 1226 | |
| 1227 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
| 1228 } | |
| 577 | 1229 |
| 479 | 1230 ngx_add_timer(c->read, u->conf->read_timeout); |
| 1231 | |
| 1232 #if 1 | |
| 1233 if (c->read->ready) { | |
| 577 | 1234 |
| 479 | 1235 /* post aio operation */ |
| 1236 | |
| 1237 /* | |
| 1238 * TODO comment | |
| 1239 * although we can post aio operation just in the end | |
| 1240 * of ngx_http_upstream_connect() CHECK IT !!! | |
| 1241 * it's better to do here because we postpone header buffer allocation | |
| 1242 */ | |
| 1243 | |
|
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|
1244 ngx_http_upstream_process_header(r, u); |
| 479 | 1245 return; |
| 1246 } | |
| 1247 #endif | |
| 1248 | |
|
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|
1249 u->write_event_handler = ngx_http_upstream_dummy_handler; |
| 479 | 1250 |
|
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1251 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
| 479 | 1252 ngx_http_upstream_finalize_request(r, u, |
| 1253 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1254 return; | |
| 1255 } | |
| 1256 } | |
| 1257 | |
| 1258 | |
| 487 | 1259 static void |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1260 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1261 ngx_http_upstream_t *u) |
| 479 | 1262 { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1263 ngx_connection_t *c; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1264 |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1265 c = u->peer.connection; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1266 |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1267 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 479 | 1268 "http upstream send request handler"); |
| 1269 | |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1270 if (c->write->timedout) { |
| 479 | 1271 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
| 1272 return; | |
| 1273 } | |
| 1274 | |
| 591 | 1275 #if (NGX_HTTP_SSL) |
| 1276 | |
| 1658 | 1277 if (u->ssl && c->ssl == NULL) { |
| 591 | 1278 ngx_http_upstream_ssl_init_connection(r, u, c); |
| 1279 return; | |
| 1280 } | |
| 1281 | |
| 1282 #endif | |
| 1283 | |
| 651 | 1284 if (u->header_sent) { |
|
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1285 u->write_event_handler = ngx_http_upstream_dummy_handler; |
| 651 | 1286 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1287 (void) ngx_handle_write_event(c->write, 0); |
| 651 | 1288 |
| 1289 return; | |
| 1290 } | |
| 1291 | |
| 479 | 1292 ngx_http_upstream_send_request(r, u); |
| 1293 } | |
| 1294 | |
| 1295 | |
| 487 | 1296 static void |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1297 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
| 479 | 1298 { |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1299 ssize_t n; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1300 ngx_int_t rc; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1301 ngx_connection_t *c; |
| 479 | 1302 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1303 c = u->peer.connection; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1304 |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1305 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| 483 | 1306 "http upstream process header"); |
| 479 | 1307 |
| 483 | 1308 c->log->action = "reading response header from upstream"; |
| 479 | 1309 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1310 if (c->read->timedout) { |
| 479 | 1311 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
| 1312 return; | |
| 1313 } | |
| 577 | 1314 |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1315 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
| 1166 | 1316 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1317 return; |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1318 } |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1319 |
| 581 | 1320 if (u->buffer.start == NULL) { |
| 1321 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
| 1322 if (u->buffer.start == NULL) { | |
| 479 | 1323 ngx_http_upstream_finalize_request(r, u, |
| 1324 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1325 return; | |
| 1326 } | |
| 1327 | |
| 581 | 1328 u->buffer.pos = u->buffer.start; |
| 1329 u->buffer.last = u->buffer.start; | |
| 1330 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
| 1331 u->buffer.temporary = 1; | |
| 1332 | |
| 1333 u->buffer.tag = u->output.tag; | |
| 479 | 1334 |
| 1705 | 1335 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
| 581 | 1336 sizeof(ngx_table_elt_t)) |
| 1337 != NGX_OK) | |
| 509 | 1338 { |
| 1339 ngx_http_upstream_finalize_request(r, u, | |
| 1340 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1341 return; | |
| 1342 } | |
| 1343 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1344 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1345 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1346 if (r->cache) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1347 u->buffer.pos += r->cache->header_start; |
| 581 | 1348 u->buffer.last = u->buffer.pos; |
| 479 | 1349 } |
| 1350 #endif | |
| 1351 } | |
| 1352 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1353 for ( ;; ) { |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1354 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1355 n = c->recv(c, u->buffer.last, u->buffer.end - u->buffer.last); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1356 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1357 if (n == NGX_AGAIN) { |
| 479 | 1358 #if 0 |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1359 ngx_add_timer(rev, u->read_timeout); |
| 479 | 1360 #endif |
| 1361 | |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1362 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1363 ngx_http_upstream_finalize_request(r, u, |
| 479 | 1364 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1365 return; |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1366 } |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1367 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1368 return; |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1369 } |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1370 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1371 if (n == 0) { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1372 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
|
1373 "upstream prematurely closed connection"); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1374 } |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1375 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1376 if (n == NGX_ERROR || n == 0) { |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1377 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
| 479 | 1378 return; |
| 1379 } | |
| 1380 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1381 u->buffer.last += n; |
| 479 | 1382 |
| 1383 #if 0 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1384 u->valid_header_in = 0; |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1385 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1386 u->peer.cached = 0; |
| 479 | 1387 #endif |
| 1388 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1389 rc = u->process_header(r); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1390 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1391 if (rc == NGX_AGAIN) { |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1392 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1393 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
|
1394 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
|
1395 "upstream sent too big header"); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1396 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1397 ngx_http_upstream_next(r, u, |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1398 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1399 return; |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1400 } |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1401 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1402 continue; |
| 479 | 1403 } |
| 1404 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1405 break; |
| 479 | 1406 } |
| 1407 | |
| 1408 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
| 1409 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
| 1410 return; | |
| 1411 } | |
| 1412 | |
|
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
|
1413 if (rc == NGX_ERROR) { |
| 479 | 1414 ngx_http_upstream_finalize_request(r, u, |
| 1415 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1416 return; | |
| 1417 } | |
| 1418 | |
| 1419 /* rc == NGX_OK */ | |
| 1420 | |
|
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1421 if (u->headers_in.status_n >= NGX_HTTP_BAD_REQUEST) { |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1422 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1423 if (r->subrequest_in_memory) { |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1424 u->buffer.last = u->buffer.pos; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1425 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1426 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1427 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
| 509 | 1428 return; |
| 1429 } | |
| 1430 | |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1431 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
|
1432 return; |
| 487 | 1433 } |
| 1434 } | |
| 1435 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1436 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
| 515 | 1437 return; |
| 1438 } | |
| 1439 | |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1440 if (!r->subrequest_in_memory) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1441 ngx_http_upstream_send_response(r, u); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1442 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1443 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1444 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1445 /* subrequest content in memory */ |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1446 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1447 if (u->input_filter == NULL) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1448 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1449 u->input_filter = ngx_http_upstream_non_buffered_filter; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1450 u->input_filter_ctx = r; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1451 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1452 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1453 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1454 ngx_http_upstream_finalize_request(r, u, |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1455 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1456 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1457 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1458 |
|
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1459 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
|
1460 |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1461 if (n) { |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1462 u->buffer.last -= n; |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1463 |
| 2402 | 1464 u->state->response_length += n; |
| 1465 | |
|
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1466 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
|
1467 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1468 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1469 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1470 |
|
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1471 if (u->length == 0) { |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1472 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
|
1473 return; |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1474 } |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1475 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1476 |
|
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1477 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
|
1478 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1479 ngx_http_upstream_process_body_in_memory(r, u); |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1480 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1481 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1482 |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1483 static ngx_int_t |
|
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1484 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
|
1485 { |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1486 ngx_uint_t status; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1487 ngx_http_upstream_next_t *un; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1488 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1489 status = u->headers_in.status_n; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1490 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1491 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
|
1492 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1493 if (status != un->status) { |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1494 continue; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1495 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1496 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1497 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
|
1498 ngx_http_upstream_next(r, u, un->mask); |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1499 return NGX_OK; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1500 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1501 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1502 #if (NGX_HTTP_CACHE) |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1503 |
|
2804
edc0cd9db5cf
proxy/fastcgi_cache_use_stale http_50x did not work
Igor Sysoev <igor@sysoev.ru>
parents:
2786
diff
changeset
|
1504 if (u->stale_cache && (u->conf->cache_use_stale & un->mask)) { |
|
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1505 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
|
1506 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1507 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
|
1508 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1509 if (rc == NGX_OK) { |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1510 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
|
1511 } |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1512 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1513 ngx_http_upstream_finalize_request(r, u, rc); |
|
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1514 return NGX_OK; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1515 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1516 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1517 #endif |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1518 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1519 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1520 return NGX_DECLINED; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1521 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1522 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1523 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1524 static ngx_int_t |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1525 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
|
1526 ngx_http_upstream_t *u) |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1527 { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1528 ngx_int_t status; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1529 ngx_uint_t i; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1530 ngx_table_elt_t *h; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1531 ngx_http_err_page_t *err_page; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1532 ngx_http_core_loc_conf_t *clcf; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1533 |
|
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1534 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
|
1535 |
|
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1536 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
|
1537 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
|
1538 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
|
1539 } |
|
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1540 |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1541 if (!u->conf->intercept_errors) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1542 return NGX_DECLINED; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1543 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1544 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1545 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1546 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1547 if (clcf->error_pages == NULL) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1548 return NGX_DECLINED; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1549 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1550 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1551 err_page = clcf->error_pages->elts; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1552 for (i = 0; i < clcf->error_pages->nelts; i++) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1553 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1554 if (err_page[i].status == status) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1555 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1556 if (status == NGX_HTTP_UNAUTHORIZED) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1557 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1558 h = ngx_list_push(&r->headers_out.headers); |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1559 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1560 if (h == NULL) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1561 ngx_http_upstream_finalize_request(r, u, |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1562 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1563 return NGX_OK; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1564 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1565 |
|
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1566 *h = *u->headers_in.www_authenticate; |
|
920be89a3d2d
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diff
changeset
|
1567 |
|
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1568 r->headers_out.www_authenticate = h; |
|
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1569 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1570 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1571 ngx_http_upstream_finalize_request(r, u, status); |
|
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ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1572 |
|
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1573 return NGX_OK; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1574 } |
|
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1575 } |
|
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1576 |
|
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1577 return NGX_DECLINED; |
|
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
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|
1578 } |
|
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Igor Sysoev <igor@sysoev.ru>
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|
1579 |
|
920be89a3d2d
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1580 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
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parents:
2244
diff
changeset
|
1581 static ngx_int_t |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1582 ngx_http_upstream_test_connect(ngx_connection_t *c) |
|
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separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1583 { |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1584 int err; |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1585 socklen_t len; |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1586 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1587 #if (NGX_HAVE_KQUEUE) |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1588 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1589 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
| 1166 | 1590 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
|
1591 c->log->action = "connecting to upstream"; |
| 1166 | 1592 (void) ngx_connection_error(c, c->write->kq_errno, |
| 1593 "kevent() reported that connect() failed"); | |
| 1594 return NGX_ERROR; | |
| 1595 } | |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1596 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1597 } else |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1598 #endif |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1599 { |
| 1166 | 1600 err = 0; |
| 1601 len = sizeof(int); | |
| 1602 | |
| 1603 /* | |
| 1604 * BSDs and Linux return 0 and set a pending error in err | |
| 1605 * Solaris returns -1 and sets errno | |
| 1606 */ | |
| 1607 | |
| 1608 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
| 1609 == -1) | |
| 1610 { | |
| 1611 err = ngx_errno; | |
| 1612 } | |
| 1613 | |
| 1614 if (err) { | |
|
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1615 c->log->action = "connecting to upstream"; |
| 1166 | 1616 (void) ngx_connection_error(c, err, "connect() failed"); |
| 1617 return NGX_ERROR; | |
| 1618 } | |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1619 } |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1620 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1621 return NGX_OK; |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1622 } |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1623 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1624 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1625 static ngx_int_t |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1626 ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1627 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1628 ngx_str_t *uri, args; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1629 ngx_uint_t i, flags; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1630 ngx_list_part_t *part; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1631 ngx_table_elt_t *h; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1632 ngx_http_upstream_header_t *hh; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1633 ngx_http_upstream_main_conf_t *umcf; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1634 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1635 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1636 |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1637 if (u->headers_in.x_accel_redirect |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1638 && !(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT)) |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1639 { |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1640 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1641 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1642 part = &u->headers_in.headers.part; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1643 h = part->elts; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1644 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1645 for (i = 0; /* void */; i++) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1646 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1647 if (i >= part->nelts) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1648 if (part->next == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1649 break; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1650 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1651 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1652 part = part->next; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1653 h = part->elts; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1654 i = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1655 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1656 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1657 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
|
1658 h[i].lowcase_key, h[i].key.len); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1659 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1660 if (hh && hh->redirect) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1661 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1662 ngx_http_finalize_request(r, |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1663 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1664 return NGX_DONE; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1665 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1666 } |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1667 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1668 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1669 uri = &u->headers_in.x_accel_redirect->value; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1670 args.len = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1671 args.data = NULL; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1672 flags = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1673 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1674 if (ngx_http_parse_unsafe_uri(r, uri, &args, &flags) != NGX_OK) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1675 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1676 return NGX_DONE; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1677 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1678 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1679 if (flags & NGX_HTTP_ZERO_IN_URI) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1680 r->zero_in_uri = 1; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1681 } |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1682 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1683 if (r->method != NGX_HTTP_HEAD) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1684 r->method = NGX_HTTP_GET; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1685 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1686 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1687 r->valid_unparsed_uri = 0; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1688 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1689 ngx_http_internal_redirect(r, uri, &args); |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1690 return NGX_DONE; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1691 } |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1692 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1693 part = &u->headers_in.headers.part; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1694 h = part->elts; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1695 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1696 for (i = 0; /* void */; i++) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1697 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1698 if (i >= part->nelts) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1699 if (part->next == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1700 break; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1701 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1702 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1703 part = part->next; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1704 h = part->elts; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1705 i = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1706 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1707 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1708 if (ngx_hash_find(&u->conf->hide_headers_hash, h[i].hash, |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1709 h[i].lowcase_key, h[i].key.len)) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1710 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1711 continue; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1712 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1713 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1714 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
|
1715 h[i].lowcase_key, h[i].key.len); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1716 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1717 if (hh) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1718 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1719 ngx_http_upstream_finalize_request(r, u, |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1720 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1721 return NGX_DONE; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1722 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1723 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1724 continue; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1725 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1726 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1727 if (ngx_http_upstream_copy_header_line(r, &h[i], 0) != NGX_OK) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1728 ngx_http_upstream_finalize_request(r, u, |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1729 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1730 return NGX_DONE; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1731 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1732 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1733 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1734 if (r->headers_out.server && r->headers_out.server->value.data == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1735 r->headers_out.server->hash = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1736 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1737 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1738 if (r->headers_out.date && r->headers_out.date->value.data == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1739 r->headers_out.date->hash = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1740 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1741 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1742 r->headers_out.status = u->headers_in.status_n; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1743 r->headers_out.status_line = u->headers_in.status_line; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1744 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1745 u->headers_in.content_length_n = r->headers_out.content_length_n; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1746 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1747 if (r->headers_out.content_length_n != -1) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1748 u->length = (size_t) r->headers_out.content_length_n; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1749 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1750 } else { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1751 u->length = NGX_MAX_SIZE_T_VALUE; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1752 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1753 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1754 return NGX_OK; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1755 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1756 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1757 |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1758 static void |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1759 ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1760 ngx_http_upstream_t *u) |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1761 { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1762 size_t size; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1763 ssize_t n; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1764 ngx_buf_t *b; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1765 ngx_event_t *rev; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1766 ngx_connection_t *c; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1767 |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1768 c = u->peer.connection; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1769 rev = c->read; |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1770 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1771 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1772 "http upstream process body on memory"); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1773 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1774 if (rev->timedout) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1775 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1776 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1777 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1778 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1779 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1780 b = &u->buffer; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1781 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1782 for ( ;; ) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1783 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1784 size = b->end - b->last; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1785 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1786 if (size == 0) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1787 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1788 "upstream buffer is too small to read repsonse"); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1789 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1790 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1791 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1792 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1793 n = c->recv(c, b->last, size); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1794 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1795 if (n == NGX_AGAIN) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1796 break; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1797 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1798 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1799 if (n == 0 || n == NGX_ERROR) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1800 ngx_http_upstream_finalize_request(r, u, n); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1801 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1802 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1803 |
| 2402 | 1804 u->state->response_length += n; |
| 1805 | |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1806 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1807 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1808 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1809 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1810 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1811 if (!rev->ready) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
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1812 break; |
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1813 } |
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1814 } |
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1815 |
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1816 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
|
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1817 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
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1818 return; |
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1819 } |
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1820 |
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1821 if (rev->active) { |
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1822 ngx_add_timer(rev, u->conf->read_timeout); |
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1823 |
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1824 } else if (rev->timer_set) { |
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1825 ngx_del_timer(rev); |
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1826 } |
| 681 | 1827 } |
| 1828 | |
| 1829 | |
| 1830 static void | |
| 1831 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
| 1832 { | |
| 1833 int tcp_nodelay; | |
| 2402 | 1834 ssize_t n; |
| 681 | 1835 ngx_int_t rc; |
| 1836 ngx_event_pipe_t *p; | |
| 1837 ngx_connection_t *c; | |
| 1838 ngx_http_core_loc_conf_t *clcf; | |
| 1839 | |
| 509 | 1840 rc = ngx_http_send_header(r); |
| 479 | 1841 |
| 2701 | 1842 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
| 485 | 1843 ngx_http_upstream_finalize_request(r, u, rc); |
| 479 | 1844 return; |
| 1845 } | |
| 1846 | |
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1847 c = r->connection; |
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1848 |
| 2701 | 1849 if (r->header_only) { |
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1850 |
| 2701 | 1851 if (u->cacheable || u->store) { |
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1852 |
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1853 if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { |
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1854 ngx_connection_error(c, ngx_socket_errno, |
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1855 ngx_shutdown_socket_n " failed"); |
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1856 } |
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1857 |
| 2701 | 1858 r->read_event_handler = ngx_http_request_empty_handler; |
| 1859 r->write_event_handler = ngx_http_request_empty_handler; | |
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1860 c->error = 1; |
| 2701 | 1861 |
| 1862 } else { | |
| 1863 ngx_http_upstream_finalize_request(r, u, rc); | |
| 1864 return; | |
| 1865 } | |
| 1866 } | |
| 1867 | |
| 479 | 1868 u->header_sent = 1; |
| 1869 | |
| 573 | 1870 if (r->request_body && r->request_body->temp_file) { |
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1871 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
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1872 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
| 563 | 1873 } |
| 1874 | |
| 581 | 1875 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| 1876 | |
| 649 | 1877 if (!u->buffering) { |
| 581 | 1878 |
| 1879 if (u->input_filter == NULL) { | |
| 1880 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
| 1881 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
| 1882 u->input_filter_ctx = r; | |
| 1883 } | |
| 1884 | |
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1885 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
| 581 | 1886 r->write_event_handler = |
| 1887 ngx_http_upstream_process_non_buffered_downstream; | |
| 1888 | |
| 1889 r->limit_rate = 0; | |
| 1890 | |
| 1891 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
| 1892 ngx_http_upstream_finalize_request(r, u, 0); | |
| 1893 return; | |
| 1894 } | |
| 1895 | |
| 583 | 1896 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
| 1897 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
| 1898 | |
| 1899 tcp_nodelay = 1; | |
| 1900 | |
| 1901 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
| 1902 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
| 1903 { | |
| 1904 ngx_connection_error(c, ngx_socket_errno, | |
| 1905 "setsockopt(TCP_NODELAY) failed"); | |
| 1906 ngx_http_upstream_finalize_request(r, u, 0); | |
| 1907 return; | |
| 1908 } | |
| 1909 | |
| 1910 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
| 1911 } | |
| 1912 | |
| 2402 | 1913 n = u->buffer.last - u->buffer.pos; |
| 1914 | |
| 1915 if (n) { | |
| 581 | 1916 u->buffer.last = u->buffer.pos; |
| 1917 | |
| 2402 | 1918 u->state->response_length += n; |
| 1919 | |
| 1920 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
| 581 | 1921 ngx_http_upstream_finalize_request(r, u, 0); |
| 1922 return; | |
| 1923 } | |
| 1924 | |
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1925 ngx_http_upstream_process_non_buffered_downstream(r); |
| 581 | 1926 |
| 1927 } else { | |
| 1928 u->buffer.pos = u->buffer.start; | |
| 1929 u->buffer.last = u->buffer.start; | |
| 1930 | |
| 1931 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
| 1932 ngx_http_upstream_finalize_request(r, u, 0); | |
| 1933 return; | |
| 1934 } | |
|
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1935 |
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1936 if (u->peer.connection->read->ready) { |
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1937 ngx_http_upstream_process_non_buffered_upstream(r, u); |
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1938 } |
| 581 | 1939 } |
| 1940 | |
| 1941 return; | |
| 1942 } | |
| 1943 | |
| 479 | 1944 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
| 1945 | |
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1946 #if (NGX_HTTP_CACHE) |
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1947 |
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1948 if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { |
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1949 ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); |
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1950 r->cache->file.fd = NGX_INVALID_FILE; |
| 479 | 1951 } |
| 1952 | |
| 1565 | 1953 if (u->cacheable) { |
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1954 time_t now, valid; |
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1955 |
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1956 now = ngx_time(); |
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1957 |
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1958 valid = r->cache->valid_sec; |
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1959 |
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1960 if (valid == 0) { |
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1961 valid = ngx_http_file_cache_valid(u->conf->cache_valid, |
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1962 u->headers_in.status_n); |
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1963 if (valid) { |
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1964 r->cache->valid_sec = now + valid; |
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1965 } |
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1966 } |
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1967 |
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1968 if (valid) { |
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1969 r->cache->last_modified = r->headers_out.last_modified_time; |
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1970 r->cache->date = now; |
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1971 r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); |
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1972 |
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1973 if (r->headers_out.content_length_n != -1) { |
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1974 r->cache->length = r->cache->body_start |
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1975 + r->headers_out.content_length_n; |
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1976 } |
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1977 |
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1978 ngx_http_file_cache_set_header(r, u->buffer.start); |
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1979 |
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1980 } else { |
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1981 u->cacheable = 0; |
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1982 r->headers_out.last_modified_time = -1; |
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1983 } |
| 479 | 1984 } |
| 1985 | |
| 2690 | 1986 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| 1987 "http cacheable: %d", u->cacheable); | |
| 1988 | |
| 479 | 1989 #endif |
| 1990 | |
| 581 | 1991 p = u->pipe; |
| 479 | 1992 |
| 1993 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
| 1994 p->output_ctx = r; | |
| 1995 p->tag = u->output.tag; | |
| 577 | 1996 p->bufs = u->conf->bufs; |
| 479 | 1997 p->busy_size = u->conf->busy_buffers_size; |
| 1998 p->upstream = u->peer.connection; | |
| 583 | 1999 p->downstream = c; |
| 479 | 2000 p->pool = r->pool; |
| 583 | 2001 p->log = c->log; |
| 577 | 2002 |
| 1565 | 2003 p->cacheable = u->cacheable || u->store; |
| 479 | 2004 |
| 501 | 2005 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
| 2006 if (p->temp_file == NULL) { | |
| 479 | 2007 ngx_http_upstream_finalize_request(r, u, 0); |
| 2008 return; | |
| 2009 } | |
| 2010 | |
| 2011 p->temp_file->file.fd = NGX_INVALID_FILE; | |
| 583 | 2012 p->temp_file->file.log = c->log; |
| 479 | 2013 p->temp_file->path = u->conf->temp_path; |
| 2014 p->temp_file->pool = r->pool; | |
| 577 | 2015 |
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2016 if (p->cacheable) { |
| 479 | 2017 p->temp_file->persistent = 1; |
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2018 |
| 479 | 2019 } else { |
| 667 | 2020 p->temp_file->log_level = NGX_LOG_WARN; |
| 479 | 2021 p->temp_file->warn = "an upstream response is buffered " |
| 2022 "to a temporary file"; | |
| 2023 } | |
| 2024 | |
| 2025 p->max_temp_file_size = u->conf->max_temp_file_size; | |
| 2026 p->temp_file_write_size = u->conf->temp_file_write_size; | |
| 2027 | |
| 501 | 2028 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
| 2029 if (p->preread_bufs == NULL) { | |
| 479 | 2030 ngx_http_upstream_finalize_request(r, u, 0); |
| 2031 return; | |
| 2032 } | |
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2033 |
| 581 | 2034 p->preread_bufs->buf = &u->buffer; |
| 479 | 2035 p->preread_bufs->next = NULL; |
| 581 | 2036 u->buffer.recycled = 1; |
| 2037 | |
| 2038 p->preread_size = u->buffer.last - u->buffer.pos; | |
| 479 | 2039 |
| 1565 | 2040 if (u->cacheable) { |
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2041 |
| 479 | 2042 p->buf_to_file = ngx_calloc_buf(r->pool); |
| 2043 if (p->buf_to_file == NULL) { | |
| 2044 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2045 return; | |
| 2046 } | |
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2047 |
| 581 | 2048 p->buf_to_file->pos = u->buffer.start; |
| 2049 p->buf_to_file->last = u->buffer.pos; | |
| 479 | 2050 p->buf_to_file->temporary = 1; |
| 2051 } | |
| 2052 | |
| 2053 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
| 2054 /* the posted aio operation may currupt a shadow buffer */ | |
| 2055 p->single_buf = 1; | |
| 2056 } | |
| 2057 | |
| 2058 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
| 2059 p->free_bufs = 1; | |
| 2060 | |
| 2061 /* | |
| 581 | 2062 * event_pipe would do u->buffer.last += p->preread_size |
| 479 | 2063 * as though these bytes were read |
| 2064 */ | |
| 581 | 2065 u->buffer.last = u->buffer.pos; |
| 479 | 2066 |
| 2067 if (u->conf->cyclic_temp_file) { | |
| 2068 | |
| 2069 /* | |
| 2070 * we need to disable the use of sendfile() if we use cyclic temp file | |
| 2071 * because the writing a new data may interfere with sendfile() | |
| 2072 * that uses the same kernel file pages (at least on FreeBSD) | |
| 2073 */ | |
| 2074 | |
| 2075 p->cyclic_temp_file = 1; | |
| 583 | 2076 c->sendfile = 0; |
| 479 | 2077 |
| 2078 } else { | |
| 2079 p->cyclic_temp_file = 0; | |
| 2080 } | |
| 2081 | |
| 2082 p->read_timeout = u->conf->read_timeout; | |
| 2083 p->send_timeout = clcf->send_timeout; | |
| 2084 p->send_lowat = clcf->send_lowat; | |
| 2085 | |
|
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2086 u->read_event_handler = ngx_http_upstream_process_upstream; |
| 509 | 2087 r->write_event_handler = ngx_http_upstream_process_downstream; |
| 479 | 2088 |
|
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2089 ngx_http_upstream_process_upstream(r, u); |
| 479 | 2090 } |
| 2091 | |
| 2092 | |
| 487 | 2093 static void |
| 581 | 2094 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
| 2095 { | |
|
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2096 ngx_event_t *wev; |
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2097 ngx_connection_t *c; |
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2098 ngx_http_upstream_t *u; |
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2099 |
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2100 c = r->connection; |
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2101 u = r->upstream; |
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2102 wev = c->write; |
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2103 |
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2104 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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2105 "http upstream process non buffered downstream"); |
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2106 |
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2107 c->log->action = "sending to client"; |
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2108 |
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2109 if (wev->timedout) { |
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2110 c->timedout = 1; |
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2111 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
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2112 ngx_http_upstream_finalize_request(r, u, 0); |
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2113 return; |
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2114 } |
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2115 |
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2116 ngx_http_upstream_process_non_buffered_request(r, 1); |
| 581 | 2117 } |
| 2118 | |
| 2119 | |
| 2120 static void | |
|
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2121 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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2122 ngx_http_upstream_t *u) |
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2123 { |
|
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2124 ngx_connection_t *c; |
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2125 |
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2126 c = u->peer.connection; |
|
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2127 |
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2128 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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2129 "http upstream process non buffered upstream"); |
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2130 |
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2131 c->log->action = "reading upstream"; |
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2132 |
|
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2133 if (c->read->timedout) { |
|
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2134 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
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2135 ngx_http_upstream_finalize_request(r, u, 0); |
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2136 return; |
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2137 } |
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2138 |
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2139 ngx_http_upstream_process_non_buffered_request(r, 0); |
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2140 } |
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2141 |
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2142 |
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2143 static void |
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fix r2378, run posted requests after upstream event handling
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2144 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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2145 ngx_uint_t do_write) |
| 581 | 2146 { |
| 2147 size_t size; | |
| 2148 ssize_t n; | |
| 2149 ngx_buf_t *b; | |
| 583 | 2150 ngx_int_t rc; |
|
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|
2151 ngx_connection_t *downstream, *upstream; |
| 581 | 2152 ngx_http_upstream_t *u; |
| 2153 ngx_http_core_loc_conf_t *clcf; | |
| 2154 | |
|
756
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2155 u = r->upstream; |
| 884 | 2156 downstream = r->connection; |
| 2157 upstream = u->peer.connection; | |
| 581 | 2158 |
| 2159 b = &u->buffer; | |
| 2160 | |
|
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|
2161 do_write = do_write || u->length == 0; |
| 581 | 2162 |
| 2163 for ( ;; ) { | |
| 2164 | |
| 2165 if (do_write) { | |
| 2166 | |
| 2167 if (u->out_bufs || u->busy_bufs) { | |
| 583 | 2168 rc = ngx_http_output_filter(r, u->out_bufs); |
| 2169 | |
| 884 | 2170 if (downstream->destroyed) { |
| 583 | 2171 return; |
| 2172 } | |
| 2173 | |
| 2174 if (rc == NGX_ERROR) { | |
| 581 | 2175 ngx_http_upstream_finalize_request(r, u, 0); |
| 2176 return; | |
| 2177 } | |
| 2178 | |
| 2179 ngx_chain_update_chains(&u->free_bufs, &u->busy_bufs, | |
| 2180 &u->out_bufs, u->output.tag); | |
| 2181 } | |
| 2182 | |
| 2183 if (u->busy_bufs == NULL) { | |
| 2184 | |
| 2185 if (u->length == 0 | |
| 884 | 2186 || upstream->read->eof |
| 2187 || upstream->read->error) | |
| 581 | 2188 { |
| 2189 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2190 return; | |
| 2191 } | |
| 2192 | |
| 2193 b->pos = b->start; | |
| 2194 b->last = b->start; | |
| 2195 } | |
| 2196 } | |
| 2197 | |
| 2198 size = b->end - b->last; | |
| 2199 | |
| 2200 if (size > u->length) { | |
| 2201 size = u->length; | |
| 2202 } | |
| 2203 | |
| 884 | 2204 if (size && upstream->read->ready) { |
| 2205 | |
| 2206 n = upstream->recv(upstream, b->last, size); | |
| 581 | 2207 |
| 2208 if (n == NGX_AGAIN) { | |
| 2209 break; | |
| 2210 } | |
| 2211 | |
| 2212 if (n > 0) { | |
| 2402 | 2213 u->state->response_length += n; |
| 2214 | |
| 581 | 2215 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
| 2216 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2217 return; | |
| 2218 } | |
| 2219 } | |
| 2220 | |
| 2221 do_write = 1; | |
| 2222 | |
| 2223 continue; | |
| 2224 } | |
| 2225 | |
| 2226 break; | |
| 2227 } | |
| 2228 | |
|
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|
2229 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
|
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|
2230 |
| 884 | 2231 if (downstream->data == r) { |
| 2232 if (ngx_handle_write_event(downstream->write, clcf->send_lowat) | |
|
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2233 != NGX_OK) |
| 583 | 2234 { |
| 2235 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2236 return; | |
| 2237 } | |
| 581 | 2238 } |
| 2239 | |
|
1063
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Igor Sysoev <igor@sysoev.ru>
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1031
diff
changeset
|
2240 if (downstream->write->active && !downstream->write->ready) { |
| 884 | 2241 ngx_add_timer(downstream->write, clcf->send_timeout); |
| 2242 | |
| 2243 } else if (downstream->write->timer_set) { | |
| 2244 ngx_del_timer(downstream->write); | |
| 581 | 2245 } |
| 2246 | |
|
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Igor Sysoev <igor@sysoev.ru>
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|
2247 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
| 581 | 2248 ngx_http_upstream_finalize_request(r, u, 0); |
| 2249 return; | |
| 2250 } | |
| 2251 | |
|
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diff
changeset
|
2252 if (upstream->read->active && !upstream->read->ready) { |
| 884 | 2253 ngx_add_timer(upstream->read, u->conf->read_timeout); |
| 2254 | |
| 2255 } else if (upstream->read->timer_set) { | |
| 2256 ngx_del_timer(upstream->read); | |
| 581 | 2257 } |
| 2258 } | |
| 2259 | |
| 2260 | |
| 2261 static ngx_int_t | |
| 2262 ngx_http_upstream_non_buffered_filter_init(void *data) | |
| 2263 { | |
| 2264 return NGX_OK; | |
| 2265 } | |
| 2266 | |
| 2267 | |
| 2268 static ngx_int_t | |
| 2269 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
| 2270 { | |
| 2271 ngx_http_request_t *r = data; | |
| 2272 | |
| 2273 ngx_buf_t *b; | |
| 2274 ngx_chain_t *cl, **ll; | |
| 2275 ngx_http_upstream_t *u; | |
| 2276 | |
| 2277 u = r->upstream; | |
| 2278 | |
| 2279 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
| 2280 ll = &cl->next; | |
| 2281 } | |
| 2282 | |
| 2283 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
| 2284 if (cl == NULL) { | |
| 2285 return NGX_ERROR; | |
| 2286 } | |
| 2287 | |
| 2288 *ll = cl; | |
| 2289 | |
| 2290 cl->buf->flush = 1; | |
| 2291 cl->buf->memory = 1; | |
| 2292 | |
| 2293 b = &u->buffer; | |
| 2294 | |
| 2295 cl->buf->pos = b->last; | |
| 2296 b->last += bytes; | |
| 2297 cl->buf->last = b->last; | |
|
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2298 cl->buf->tag = u->output.tag; |
| 581 | 2299 |
| 2300 if (u->length == NGX_MAX_SIZE_T_VALUE) { | |
| 2301 return NGX_OK; | |
| 2302 } | |
| 2303 | |
| 2304 u->length -= bytes; | |
| 2305 | |
| 2306 return NGX_OK; | |
| 2307 } | |
| 2308 | |
| 2309 | |
| 2310 static void | |
| 509 | 2311 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
| 2312 { | |
|
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|
2313 ngx_event_t *wev; |
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|
2314 ngx_connection_t *c; |
| 509 | 2315 ngx_event_pipe_t *p; |
| 479 | 2316 ngx_http_upstream_t *u; |
| 2317 | |
|
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2318 c = r->connection; |
| 479 | 2319 u = r->upstream; |
| 581 | 2320 p = u->pipe; |
|
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2321 wev = c->write; |
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2322 |
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2323 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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2324 "http upstream process downstream"); |
|
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2325 |
|
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2326 c->log->action = "sending to client"; |
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2327 |
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2328 if (wev->timedout) { |
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2329 |
|
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|
2330 if (wev->delayed) { |
|
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2331 |
|
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|
2332 wev->timedout = 0; |
|
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2377
diff
changeset
|
2333 wev->delayed = 0; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2334 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2335 if (!wev->ready) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2336 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
|
2337 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2338 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
|
2339 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
|
2340 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2341 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2342 return; |
|
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 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2345 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
|
2346 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2347 if (c->destroyed) { |
| 527 | 2348 return; |
| 2349 } | |
| 2350 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2351 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
|
2352 return; |
| 527 | 2353 } |
| 479 | 2354 |
| 2355 } else { | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2356 p->downstream_error = 1; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2357 c->timedout = 1; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2358 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
| 479 | 2359 } |
| 2360 | |
| 2361 } else { | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2362 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2363 if (wev->delayed) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2364 |
| 527 | 2365 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| 2366 "http downstream delayed"); | |
| 2367 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2368 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
|
2369 ngx_http_upstream_finalize_request(r, u, 0); |
| 527 | 2370 } |
| 2371 | |
| 2372 return; | |
| 2373 } | |
| 2374 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2375 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2376 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2377 if (c->destroyed) { |
| 583 | 2378 return; |
| 2379 } | |
| 2380 | |
| 479 | 2381 ngx_http_upstream_finalize_request(r, u, 0); |
| 2382 return; | |
| 2383 } | |
| 2384 } | |
| 577 | 2385 |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2386 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
|
2387 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2388 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2389 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2390 static void |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2391 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
|
2392 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
|
2393 { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2394 ngx_connection_t *c; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2395 |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2396 c = u->peer.connection; |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2397 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2398 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
|
2399 "http upstream process upstream"); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2400 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2401 c->log->action = "reading upstream"; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2402 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2403 if (c->read->timedout) { |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2404 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
|
2405 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
|
2406 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2407 } else { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2408 c = r->connection; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2409 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2410 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
|
2411 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2412 if (c->destroyed) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2413 return; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2414 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2415 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2416 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
|
2417 return; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2418 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2419 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2420 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2421 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
|
2422 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2423 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2424 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2425 static void |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2426 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
|
2427 { |
|
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2428 ngx_uint_t del; |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2429 ngx_temp_file_t *tf; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2430 ngx_event_pipe_t *p; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2431 ngx_http_upstream_t *u; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2432 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2433 u = r->upstream; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2434 p = u->pipe; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2435 |
| 479 | 2436 if (u->peer.connection) { |
| 2437 | |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2438 if (u->store) { |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2439 |
|
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2440 del = p->upstream_error; |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2441 |
|
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2442 tf = u->pipe->temp_file; |
|
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2443 |
| 2463 | 2444 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
|
2445 |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2446 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
|
2447 && (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
|
2448 || (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
|
2449 { |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2450 ngx_http_upstream_store(r, u); |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2451 |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2452 } else { |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2453 del = 1; |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2454 } |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2455 } |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2456 |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2457 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
|
2458 |
|
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2459 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
|
2460 |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2461 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
|
2462 ngx_delete_file_n " \"%s\" failed", |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2463 u->pipe->temp_file->file.name.data); |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2464 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2465 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2466 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2467 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2468 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2469 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2470 if (u->cacheable) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2471 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2472 if (p->upstream_done) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2473 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
|
2474 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2475 } else if (p->upstream_eof) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2476 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2477 /* TODO: check length & update cache */ |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2478 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2479 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
|
2480 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2481 } else if (p->upstream_error) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2482 ngx_http_file_cache_free(r, u->pipe->temp_file); |
| 479 | 2483 } |
| 2484 } | |
| 2485 | |
| 2486 #endif | |
| 2487 | |
| 2488 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
|
2489 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 483 | 2490 "http upstream exit: %p", p->out); |
| 479 | 2491 #if 0 |
| 2492 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
| 2493 #endif | |
| 2494 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2495 return; | |
| 2496 } | |
| 2497 } | |
| 2498 | |
| 2499 if (p->downstream_error) { | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2500 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 483 | 2501 "http upstream downstream error"); |
| 479 | 2502 |
|
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2503 if (!u->cacheable && !u->store && u->peer.connection) { |
| 479 | 2504 ngx_http_upstream_finalize_request(r, u, 0); |
| 2505 } | |
| 2506 } | |
| 2507 } | |
| 2508 | |
| 2509 | |
| 487 | 2510 static void |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2511 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
|
2512 { |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2513 size_t root; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2514 time_t lm; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2515 ngx_str_t path; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2516 ngx_temp_file_t *tf; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2517 ngx_ext_rename_file_t ext; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2518 |
| 1777 | 2519 tf = u->pipe->temp_file; |
| 2520 | |
| 2521 if (tf->file.fd == NGX_INVALID_FILE) { | |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2522 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2523 /* create file for empty 200 response */ |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2524 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2525 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
|
2526 if (tf == NULL) { |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2527 return; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2528 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2529 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2530 tf->file.fd = NGX_INVALID_FILE; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2531 tf->file.log = r->connection->log; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2532 tf->path = u->conf->temp_path; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2533 tf->pool = r->pool; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2534 tf->persistent = 1; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2535 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2536 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
|
2537 tf->persistent, tf->clean, tf->access) |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2538 != NGX_OK) |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2539 { |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2540 return; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2541 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2542 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2543 u->pipe->temp_file = tf; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2544 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2545 |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2546 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
|
2547 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
|
2548 ext.time = -1; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2549 ext.create_path = 1; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2550 ext.delete_file = 1; |
|
2394
dbe746851b31
use ngx_ext_rename_file() for single file MOVE
Igor Sysoev <igor@sysoev.ru>
parents:
2386
diff
changeset
|
2551 ext.log_rename_error = 1; |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2552 ext.log = r->connection->log; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2553 |
| 1705 | 2554 if (u->headers_in.last_modified) { |
| 2555 | |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2556 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
|
2557 u->headers_in.last_modified->value.len); |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2558 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2559 if (lm != NGX_ERROR) { |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2560 ext.time = lm; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2561 ext.fd = tf->file.fd; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2562 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2563 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2564 |
|
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2565 if (u->conf->store_lengths == NULL) { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2566 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2567 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
|
2568 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2569 } else { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2570 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
|
2571 u->conf->store_values->elts) |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2572 == NULL) |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2573 { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2574 return; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2575 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2576 } |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2577 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2578 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
|
2579 "upstream stores \"%s\" to \"%s\"", |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2580 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
|
2581 |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2582 (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
|
2583 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2584 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2585 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2586 static void |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2587 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
| 479 | 2588 { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2589 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 479 | 2590 "http upstream dummy handler"); |
| 2591 } | |
| 2592 | |
| 2593 | |
| 487 | 2594 static void |
| 2595 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
| 2596 ngx_uint_t ft_type) | |
| 479 | 2597 { |
| 884 | 2598 ngx_uint_t status, state; |
| 479 | 2599 |
| 2600 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 884 | 2601 "http next upstream, %xi", ft_type); |
| 479 | 2602 |
| 2603 #if 0 | |
| 2604 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
| 2605 #endif | |
| 2606 | |
| 525 | 2607 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
| 884 | 2608 state = NGX_PEER_NEXT; |
| 525 | 2609 } else { |
| 884 | 2610 state = NGX_PEER_FAILED; |
| 479 | 2611 } |
| 525 | 2612 |
| 1378 | 2613 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
| 2614 u->peer.free(&u->peer, u->peer.data, state); | |
| 2615 } | |
| 525 | 2616 |
| 479 | 2617 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
| 2618 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
| 2619 "upstream timed out"); | |
| 2620 } | |
| 577 | 2621 |
| 479 | 2622 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
| 2623 status = 0; | |
| 2624 | |
| 2625 } else { | |
| 2626 switch(ft_type) { | |
| 2627 | |
| 2628 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
| 2629 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
| 2630 break; | |
| 2631 | |
| 2632 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
| 2633 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 2634 break; | |
| 2635 | |
| 2636 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
| 2637 status = NGX_HTTP_NOT_FOUND; | |
| 2638 break; | |
| 2639 | |
| 2640 /* | |
| 2641 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
| 2642 * never reach here | |
| 2643 */ | |
| 2644 | |
| 2645 default: | |
| 2646 status = NGX_HTTP_BAD_GATEWAY; | |
| 2647 } | |
| 2648 } | |
| 2649 | |
| 583 | 2650 if (r->connection->error) { |
| 479 | 2651 ngx_http_upstream_finalize_request(r, u, |
| 2652 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 2653 return; | |
| 2654 } | |
| 2655 | |
| 2656 if (status) { | |
| 2657 u->state->status = status; | |
| 2658 | |
| 525 | 2659 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
| 479 | 2660 |
| 2661 #if (NGX_HTTP_CACHE) | |
| 2662 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2663 if (u->stale_cache && (u->conf->cache_use_stale & ft_type)) { |
|
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2664 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
|
2665 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2666 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
|
2667 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2668 if (rc == NGX_OK) { |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2669 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
|
2670 } |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2671 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2672 ngx_http_upstream_finalize_request(r, u, rc); |
| 479 | 2673 return; |
| 2674 } | |
| 2675 #endif | |
| 2676 | |
| 2677 ngx_http_upstream_finalize_request(r, u, status); | |
| 2678 return; | |
| 2679 } | |
| 2680 } | |
| 2681 | |
| 2682 if (u->peer.connection) { | |
| 2683 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 2684 "close http upstream connection: %d", | |
| 2685 u->peer.connection->fd); | |
| 577 | 2686 #if (NGX_HTTP_SSL) |
| 884 | 2687 |
| 577 | 2688 if (u->peer.connection->ssl) { |
| 884 | 2689 u->peer.connection->ssl->no_wait_shutdown = 1; |
| 2690 u->peer.connection->ssl->no_send_shutdown = 1; | |
| 2691 | |
| 2692 (void) ngx_ssl_shutdown(u->peer.connection); | |
| 577 | 2693 } |
| 2694 #endif | |
| 884 | 2695 |
| 479 | 2696 ngx_close_connection(u->peer.connection); |
| 2697 } | |
| 2698 | |
| 2699 #if 0 | |
| 2700 if (u->conf->busy_lock && !u->busy_locked) { | |
| 2701 ngx_http_upstream_busy_lock(p); | |
| 2702 return; | |
| 2703 } | |
| 2704 #endif | |
| 2705 | |
| 2706 ngx_http_upstream_connect(r, u); | |
| 2707 } | |
| 2708 | |
| 2709 | |
| 487 | 2710 static void |
| 569 | 2711 ngx_http_upstream_cleanup(void *data) |
| 2712 { | |
| 2713 ngx_http_request_t *r = data; | |
| 2714 | |
| 1705 | 2715 ngx_http_upstream_t *u; |
| 2716 | |
| 569 | 2717 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2718 "cleanup http upstream request: \"%V\"", &r->uri); | |
| 2719 | |
| 1705 | 2720 u = r->upstream; |
| 2721 | |
| 2722 if (u->resolved && u->resolved->ctx) { | |
| 2723 ngx_resolve_name_done(u->resolved->ctx); | |
| 1658 | 2724 } |
| 2725 | |
| 1705 | 2726 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
| 569 | 2727 } |
| 2728 | |
| 2729 | |
| 2730 static void | |
| 487 | 2731 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
| 2732 ngx_http_upstream_t *u, ngx_int_t rc) | |
| 479 | 2733 { |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2734 ngx_time_t *tp; |
| 563 | 2735 |
| 483 | 2736 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2737 "finalize http upstream request: %i", rc); | |
| 479 | 2738 |
| 2413 | 2739 if (u->cleanup) { |
| 2740 *u->cleanup = NULL; | |
| 2741 } | |
| 569 | 2742 |
| 1658 | 2743 if (u->state && u->state->response_sec) { |
| 563 | 2744 tp = ngx_timeofday(); |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2745 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
|
2746 u->state->response_msec = tp->msec - u->state->response_msec; |
| 2402 | 2747 |
| 2748 if (u->pipe) { | |
| 2749 u->state->response_length = u->pipe->read_length; | |
| 2750 } | |
| 563 | 2751 } |
| 2752 | |
| 479 | 2753 u->finalize_request(r, rc); |
| 2754 | |
| 1658 | 2755 if (u->peer.free) { |
| 2756 u->peer.free(&u->peer, u->peer.data, 0); | |
| 2757 } | |
| 884 | 2758 |
| 479 | 2759 if (u->peer.connection) { |
| 884 | 2760 |
| 577 | 2761 #if (NGX_HTTP_SSL) |
| 2762 | |
| 2763 /* TODO: do not shutdown persistent connection */ | |
| 2764 | |
| 2765 if (u->peer.connection->ssl) { | |
| 884 | 2766 |
| 2767 /* | |
| 2768 * We send the "close notify" shutdown alert to the upstream only | |
| 2769 * and do not wait its "close notify" shutdown alert. | |
| 2770 * It is acceptable according to the TLS standard. | |
| 2771 */ | |
| 2772 | |
| 2773 u->peer.connection->ssl->no_wait_shutdown = 1; | |
| 2774 | |
| 2775 (void) ngx_ssl_shutdown(u->peer.connection); | |
| 577 | 2776 } |
| 2777 #endif | |
| 884 | 2778 |
| 2779 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 2780 "close http upstream connection: %d", | |
| 2781 u->peer.connection->fd); | |
| 2782 | |
| 479 | 2783 ngx_close_connection(u->peer.connection); |
| 2784 } | |
| 2785 | |
| 483 | 2786 u->peer.connection = NULL; |
| 2787 | |
| 581 | 2788 if (u->pipe && u->pipe->temp_file) { |
| 479 | 2789 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2790 "http upstream temp fd: %d", | |
| 581 | 2791 u->pipe->temp_file->file.fd); |
| 479 | 2792 } |
| 2793 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2794 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2795 |
|
2691
baa91bf5a63b
do not call ngx_http_file_cache_free() if a response is not cacheable
Igor Sysoev <igor@sysoev.ru>
parents:
2690
diff
changeset
|
2796 if (u->cacheable) { |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2797 time_t valid; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2798 |
| 479 | 2799 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 483 | 2800 "http upstream cache fd: %d", |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2801 r->cache->file.fd); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2802 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2803 if (rc == NGX_HTTP_BAD_GATEWAY || rc == NGX_HTTP_GATEWAY_TIME_OUT) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2804 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2805 valid = ngx_http_file_cache_valid(u->conf->cache_valid, rc); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2806 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2807 if (valid) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2808 r->cache->valid_sec = ngx_time() + valid; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2809 r->cache->error = rc; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2810 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2811 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2812 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2813 ngx_http_file_cache_free(r, u->pipe->temp_file); |
| 479 | 2814 } |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2815 |
| 479 | 2816 #endif |
| 2817 | |
| 2692 | 2818 if (u->header_sent |
| 2819 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2820 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2821 rc = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2822 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2823 |
| 515 | 2824 if (rc == NGX_DECLINED) { |
| 2825 return; | |
| 2826 } | |
| 2827 | |
| 483 | 2828 r->connection->log->action = "sending to client"; |
| 2829 | |
|
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2830 if (rc == 0 && r == r->main && !r->post_action) { |
|
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2831 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
| 479 | 2832 } |
| 2833 | |
| 2834 ngx_http_finalize_request(r, rc); | |
| 2835 } | |
| 2836 | |
| 2837 | |
| 509 | 2838 static ngx_int_t |
| 2839 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 2840 ngx_uint_t offset) | |
| 577 | 2841 { |
| 509 | 2842 ngx_table_elt_t **ph; |
| 577 | 2843 |
| 509 | 2844 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
| 2845 | |
| 2846 if (*ph == NULL) { | |
| 2847 *ph = h; | |
| 2848 } | |
| 2849 | |
| 2850 return NGX_OK; | |
| 2851 } | |
| 2852 | |
| 2853 | |
| 2854 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
|
2855 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
|
2856 ngx_uint_t offset) |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2857 { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2858 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2859 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2860 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2861 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2862 static ngx_int_t |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2863 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
| 509 | 2864 ngx_table_elt_t *h, ngx_uint_t offset) |
| 2865 { | |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2866 ngx_array_t *pa; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2867 ngx_table_elt_t **ph; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2868 ngx_http_upstream_t *u; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2869 |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2870 u = r->upstream; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2871 pa = &u->headers_in.cache_control; |
| 509 | 2872 |
| 2873 if (pa->elts == NULL) { | |
| 2874 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
| 2875 { | |
| 2876 return NGX_ERROR; | |
| 2877 } | |
| 2878 } | |
| 2879 | |
| 2880 ph = ngx_array_push(pa); | |
| 2881 if (ph == NULL) { | |
| 2882 return NGX_ERROR; | |
| 2883 } | |
| 2884 | |
| 2885 *ph = h; | |
| 2886 | |
|
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2887 #if (NGX_HTTP_CACHE) |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2888 { |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2889 u_char *p, *last; |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2890 ngx_int_t n; |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2891 |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2892 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
|
2893 return NGX_OK; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2894 } |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2895 |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2896 if (r->cache == NULL) { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2897 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2898 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2899 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2900 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
|
2901 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2902 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2903 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2904 last = h->value.data + h->value.len; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2905 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2906 if (ngx_strlcasestrn(h->value.data, last, (u_char *) "no-cache", 8 - 1) |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2907 != NULL) |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2908 { |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2909 u->cacheable = 0; |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2910 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2911 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2912 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2913 p = ngx_strlcasestrn(h->value.data, last, (u_char *) "max-age=", 8 - 1); |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2914 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2915 if (p == NULL) { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2916 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2917 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2918 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2919 n = 0; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2920 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2921 for (p += 8; p < last; p++) { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2922 if (*p == ';' || *p == ' ') { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2923 break; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2924 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2925 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2926 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
|
2927 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
|
2928 continue; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2929 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2930 |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2931 u->cacheable = 0; |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2932 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2933 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2934 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2935 if (n == 0) { |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2936 u->cacheable = 0; |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2937 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2938 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2939 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2940 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
|
2941 } |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2942 #endif |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2943 |
| 509 | 2944 return NGX_OK; |
| 2945 } | |
| 2946 | |
| 2947 | |
| 2948 static ngx_int_t | |
| 2666 | 2949 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 2950 ngx_uint_t offset) | |
| 2951 { | |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2952 ngx_http_upstream_t *u; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2953 |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2954 u = r->upstream; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2955 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
|
2956 |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2957 #if (NGX_HTTP_CACHE) |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2958 { |
| 2666 | 2959 time_t expires; |
| 2960 | |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2961 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
|
2962 return NGX_OK; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2963 } |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2964 |
| 2666 | 2965 if (r->cache == NULL) { |
| 2966 return NGX_OK; | |
| 2967 } | |
| 2968 | |
| 2969 if (r->cache->valid_sec != 0) { | |
| 2970 return NGX_OK; | |
| 2971 } | |
| 2972 | |
| 2973 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
| 2974 | |
| 2975 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
|
2976 u->cacheable = 0; |
| 2666 | 2977 return NGX_OK; |
| 2978 } | |
| 2979 | |
| 2980 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
|
2981 } |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2982 #endif |
| 2666 | 2983 |
| 2984 return NGX_OK; | |
| 2985 } | |
| 2986 | |
| 2987 | |
| 2988 static ngx_int_t | |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2989 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
|
2990 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
|
2991 { |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2992 ngx_http_upstream_t *u; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2993 |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2994 u = r->upstream; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
2995 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
|
2996 |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2997 #if (NGX_HTTP_CACHE) |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
2998 { |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2999 u_char *p; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3000 size_t len; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3001 ngx_int_t n; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3002 |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3003 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
|
3004 return NGX_OK; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3005 } |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3006 |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3007 if (r->cache == NULL) { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3008 return NGX_OK; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3009 } |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3010 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3011 len = h->value.len; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3012 p = h->value.data; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3013 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3014 if (p[0] != '@') { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3015 n = ngx_atoi(p, len); |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3016 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3017 switch (n) { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3018 case 0: |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3019 u->cacheable = 0; |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3020 case NGX_ERROR: |
| 2667 | 3021 return NGX_OK; |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3022 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3023 default: |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3024 r->cache->valid_sec = ngx_time() + n; |
| 2667 | 3025 return NGX_OK; |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3026 } |
| 2667 | 3027 } |
| 3028 | |
| 3029 p++; | |
| 3030 len--; | |
| 3031 | |
| 3032 n = ngx_atoi(p, len); | |
| 3033 | |
| 3034 if (n != NGX_ERROR) { | |
| 3035 r->cache->valid_sec = n; | |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3036 } |
|
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3037 } |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3038 #endif |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3039 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3040 return NGX_OK; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3041 } |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3042 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3043 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3044 static ngx_int_t |
| 527 | 3045 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3046 ngx_uint_t offset) | |
| 577 | 3047 { |
| 527 | 3048 ngx_int_t n; |
| 3049 | |
| 3050 r->upstream->headers_in.x_accel_limit_rate = h; | |
| 3051 | |
| 3052 n = ngx_atoi(h->value.data, h->value.len); | |
| 3053 | |
| 3054 if (n != NGX_ERROR) { | |
| 3055 r->limit_rate = (size_t) n; | |
| 3056 } | |
| 3057 | |
| 3058 return NGX_OK; | |
| 3059 } | |
| 3060 | |
| 3061 | |
| 3062 static ngx_int_t | |
| 649 | 3063 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3064 ngx_uint_t offset) | |
| 3065 { | |
| 3066 u_char c0, c1, c2; | |
| 3067 | |
| 3068 if (r->upstream->conf->change_buffering) { | |
| 3069 | |
| 3070 if (h->value.len == 2) { | |
| 3071 c0 = ngx_tolower(h->value.data[0]); | |
| 3072 c1 = ngx_tolower(h->value.data[1]); | |
| 3073 | |
| 3074 if (c0 == 'n' && c1 == 'o') { | |
| 3075 r->upstream->buffering = 0; | |
| 3076 } | |
| 3077 | |
| 3078 } else if (h->value.len == 3) { | |
| 3079 c0 = ngx_tolower(h->value.data[0]); | |
| 3080 c1 = ngx_tolower(h->value.data[1]); | |
| 3081 c2 = ngx_tolower(h->value.data[2]); | |
| 3082 | |
| 3083 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
| 3084 r->upstream->buffering = 1; | |
| 3085 } | |
| 3086 } | |
| 3087 } | |
| 3088 | |
| 3089 return NGX_OK; | |
| 3090 } | |
| 3091 | |
| 3092 | |
| 3093 static ngx_int_t | |
| 657 | 3094 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3095 ngx_uint_t offset) | |
| 3096 { | |
| 3097 r->headers_out.override_charset = &h->value; | |
| 3098 | |
| 3099 return NGX_OK; | |
| 3100 } | |
| 3101 | |
| 3102 | |
| 3103 static ngx_int_t | |
| 509 | 3104 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3105 ngx_uint_t offset) | |
| 3106 { | |
| 573 | 3107 ngx_table_elt_t *ho, **ph; |
| 509 | 3108 |
| 3109 ho = ngx_list_push(&r->headers_out.headers); | |
| 3110 if (ho == NULL) { | |
| 3111 return NGX_ERROR; | |
| 3112 } | |
| 3113 | |
| 3114 *ho = *h; | |
| 3115 | |
| 573 | 3116 if (offset) { |
| 3117 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
| 3118 *ph = ho; | |
| 3119 } | |
| 3120 | |
| 509 | 3121 return NGX_OK; |
| 3122 } | |
| 3123 | |
| 3124 | |
| 3125 static ngx_int_t | |
| 3126 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
| 3127 ngx_table_elt_t *h, ngx_uint_t offset) | |
| 3128 { | |
| 3129 ngx_array_t *pa; | |
| 3130 ngx_table_elt_t *ho, **ph; | |
| 3131 | |
| 3132 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
| 3133 | |
| 3134 if (pa->elts == NULL) { | |
| 3135 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
| 3136 { | |
| 3137 return NGX_ERROR; | |
| 3138 } | |
| 3139 } | |
| 3140 | |
| 3141 ph = ngx_array_push(pa); | |
| 3142 if (ph == NULL) { | |
| 3143 return NGX_ERROR; | |
| 3144 } | |
| 3145 | |
| 3146 ho = ngx_list_push(&r->headers_out.headers); | |
| 3147 if (ho == NULL) { | |
| 3148 return NGX_ERROR; | |
| 3149 } | |
| 3150 | |
| 3151 *ho = *h; | |
| 3152 *ph = ho; | |
| 3153 | |
| 3154 return NGX_OK; | |
| 3155 } | |
| 3156 | |
| 3157 | |
| 3158 static ngx_int_t | |
| 3159 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3160 ngx_uint_t offset) | |
| 3161 { | |
| 657 | 3162 u_char *p, *last; |
| 3163 | |
| 3164 r->headers_out.content_type_len = h->value.len; | |
| 509 | 3165 r->headers_out.content_type = h->value; |
| 3166 | |
| 657 | 3167 for (p = h->value.data; *p; p++) { |
| 3168 | |
| 3169 if (*p != ';') { | |
| 3170 continue; | |
| 3171 } | |
| 3172 | |
| 3173 last = p; | |
| 3174 | |
| 3175 while (*++p == ' ') { /* void */ } | |
| 3176 | |
| 1968 | 3177 if (*p == '\0') { |
| 3178 return NGX_OK; | |
| 3179 } | |
| 3180 | |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3181 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
| 657 | 3182 continue; |
| 3183 } | |
| 3184 | |
| 3185 p += 8; | |
| 3186 | |
| 3187 r->headers_out.content_type_len = last - h->value.data; | |
| 3188 | |
| 2244 | 3189 if (*p == '"') { |
| 3190 p++; | |
| 3191 } | |
| 3192 | |
| 3193 last = h->value.data + h->value.len; | |
| 3194 | |
| 3195 if (*(last - 1) == '"') { | |
| 3196 last--; | |
| 3197 } | |
| 3198 | |
| 3199 r->headers_out.charset.len = last - p; | |
| 657 | 3200 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
|
3201 |
|
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3202 return NGX_OK; |
| 657 | 3203 } |
| 3204 | |
| 509 | 3205 return NGX_OK; |
| 3206 } | |
| 3207 | |
| 3208 | |
| 3209 static ngx_int_t | |
| 3210 ngx_http_upstream_copy_content_length(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3211 ngx_uint_t offset) | |
| 3212 { | |
| 3213 ngx_table_elt_t *ho; | |
| 3214 | |
| 3215 ho = ngx_list_push(&r->headers_out.headers); | |
| 3216 if (ho == NULL) { | |
| 3217 return NGX_ERROR; | |
| 3218 } | |
| 3219 | |
| 3220 *ho = *h; | |
| 3221 | |
| 3222 r->headers_out.content_length = ho; | |
| 3223 r->headers_out.content_length_n = ngx_atoof(h->value.data, h->value.len); | |
| 3224 | |
| 3225 return NGX_OK; | |
| 3226 } | |
| 3227 | |
| 3228 | |
| 3229 static ngx_int_t | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3230 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
|
3231 ngx_uint_t offset) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3232 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3233 ngx_table_elt_t *ho; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3234 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3235 ho = ngx_list_push(&r->headers_out.headers); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3236 if (ho == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3237 return NGX_ERROR; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3238 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3239 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3240 *ho = *h; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3241 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3242 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3243 |
|
2703
3b6afa999c2f
support 304 for cacheable responses
Igor Sysoev <igor@sysoev.ru>
parents:
2701
diff
changeset
|
3244 if (r->cached || r->upstream->cacheable) { |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3245 r->headers_out.last_modified = ho; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3246 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
|
3247 h->value.len); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3248 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3249 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3250 #endif |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3251 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3252 return NGX_OK; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3253 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3254 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3255 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3256 static ngx_int_t |
| 509 | 3257 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3258 ngx_uint_t offset) | |
| 3259 { | |
| 3260 ngx_int_t rc; | |
| 3261 ngx_table_elt_t *ho; | |
| 3262 | |
| 3263 ho = ngx_list_push(&r->headers_out.headers); | |
| 3264 if (ho == NULL) { | |
| 3265 return NGX_ERROR; | |
| 3266 } | |
| 3267 | |
| 3268 *ho = *h; | |
| 3269 | |
| 3270 if (r->upstream->rewrite_redirect) { | |
| 3271 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
| 3272 | |
| 529 | 3273 if (rc == NGX_DECLINED) { |
| 3274 return NGX_OK; | |
| 3275 } | |
| 3276 | |
| 509 | 3277 if (rc == NGX_OK) { |
| 3278 r->headers_out.location = ho; | |
| 3279 | |
| 3280 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 3281 "rewritten location: \"%V\"", &ho->value); | |
| 3282 } | |
| 3283 | |
| 3284 return rc; | |
| 3285 } | |
| 3286 | |
|
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3287 if (ho->value.data[0] != '/') { |
|
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3288 r->headers_out.location = ho; |
|
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3289 } |
|
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3290 |
| 509 | 3291 /* |
| 3292 * we do not set r->headers_out.location here to avoid the handling | |
| 3293 * the local redirects without a host name by ngx_http_header_filter() | |
| 3294 */ | |
| 3295 | |
| 3296 return NGX_OK; | |
| 3297 } | |
| 3298 | |
| 3299 | |
| 3300 static ngx_int_t | |
| 3301 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3302 ngx_uint_t offset) | |
| 3303 { | |
| 3304 u_char *p; | |
| 3305 ngx_int_t rc; | |
| 3306 ngx_table_elt_t *ho; | |
| 3307 | |
| 3308 ho = ngx_list_push(&r->headers_out.headers); | |
| 3309 if (ho == NULL) { | |
| 3310 return NGX_ERROR; | |
| 3311 } | |
| 3312 | |
| 3313 *ho = *h; | |
| 3314 | |
| 3315 if (r->upstream->rewrite_redirect) { | |
| 3316 | |
| 1549 | 3317 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
| 509 | 3318 |
| 3319 if (p) { | |
| 3320 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
| 3321 | |
| 3322 } else { | |
| 3323 return NGX_OK; | |
| 3324 } | |
| 3325 | |
| 529 | 3326 if (rc == NGX_DECLINED) { |
| 3327 return NGX_OK; | |
| 3328 } | |
| 3329 | |
| 509 | 3330 if (rc == NGX_OK) { |
| 1654 | 3331 r->headers_out.refresh = ho; |
| 3332 | |
| 509 | 3333 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 3334 "rewritten refresh: \"%V\"", &ho->value); | |
| 3335 } | |
| 3336 | |
| 3337 return rc; | |
| 3338 } | |
| 3339 | |
| 1654 | 3340 r->headers_out.refresh = ho; |
| 3341 | |
| 509 | 3342 return NGX_OK; |
| 3343 } | |
| 3344 | |
| 3345 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3346 static ngx_int_t |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3347 ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3348 ngx_table_elt_t *h, ngx_uint_t offset) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3349 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3350 ngx_table_elt_t *ho; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3351 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3352 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3353 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3354 if (r->cached) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3355 r->allow_ranges = 1; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3356 return NGX_OK; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3357 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3358 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3359 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3360 #endif |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3361 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3362 ho = ngx_list_push(&r->headers_out.headers); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3363 if (ho == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3364 return NGX_ERROR; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3365 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3366 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3367 *ho = *h; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3368 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3369 return NGX_OK; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3370 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3371 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3372 |
| 509 | 3373 #if (NGX_HTTP_GZIP) |
| 3374 | |
| 3375 static ngx_int_t | |
| 3376 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
| 3377 ngx_table_elt_t *h, ngx_uint_t offset) | |
| 3378 { | |
| 3379 ngx_table_elt_t *ho; | |
| 3380 | |
| 3381 ho = ngx_list_push(&r->headers_out.headers); | |
| 3382 if (ho == NULL) { | |
| 3383 return NGX_ERROR; | |
| 3384 } | |
| 3385 | |
| 3386 *ho = *h; | |
| 3387 | |
| 3388 r->headers_out.content_encoding = ho; | |
| 3389 | |
| 3390 return NGX_OK; | |
| 3391 } | |
| 3392 | |
| 3393 #endif | |
| 3394 | |
| 3395 | |
| 487 | 3396 static ngx_int_t |
| 573 | 3397 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
| 479 | 3398 { |
| 880 | 3399 ngx_http_variable_t *var, *v; |
| 479 | 3400 |
| 573 | 3401 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
| 3402 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
| 3403 if (var == NULL) { | |
| 3404 return NGX_ERROR; | |
| 3405 } | |
| 3406 | |
| 637 | 3407 var->get_handler = v->get_handler; |
| 573 | 3408 var->data = v->data; |
| 3409 } | |
| 3410 | |
| 479 | 3411 return NGX_OK; |
| 3412 } | |
| 509 | 3413 |
| 3414 | |
| 573 | 3415 static ngx_int_t |
| 1181 | 3416 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
| 3417 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3418 { | |
| 3419 u_char *p; | |
| 3420 size_t len; | |
| 3421 ngx_uint_t i; | |
| 3422 ngx_http_upstream_state_t *state; | |
| 3423 | |
| 3424 v->valid = 1; | |
| 1565 | 3425 v->no_cacheable = 0; |
| 1181 | 3426 v->not_found = 0; |
| 3427 | |
| 3428 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
| 3429 v->not_found = 1; | |
| 3430 return NGX_OK; | |
| 3431 } | |
| 3432 | |
| 3433 len = 0; | |
| 3434 state = r->upstream_states->elts; | |
| 3435 | |
| 3436 for (i = 0; i < r->upstream_states->nelts; i++) { | |
| 3437 if (state[i].peer) { | |
| 3438 len += state[i].peer->len + 2; | |
| 3439 | |
| 3440 } else { | |
| 3441 len += 3; | |
| 3442 } | |
| 3443 } | |
| 3444 | |
| 2049 | 3445 p = ngx_pnalloc(r->pool, len); |
| 1181 | 3446 if (p == NULL) { |
| 3447 return NGX_ERROR; | |
| 3448 } | |
| 3449 | |
| 3450 v->data = p; | |
| 3451 | |
| 3452 i = 0; | |
| 3453 | |
| 3454 for ( ;; ) { | |
| 3455 if (state[i].peer) { | |
| 3456 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
| 3457 } | |
| 3458 | |
| 3459 if (++i == r->upstream_states->nelts) { | |
| 3460 break; | |
| 3461 } | |
| 3462 | |
| 3463 if (state[i].peer) { | |
| 3464 *p++ = ','; | |
| 3465 *p++ = ' '; | |
| 3466 | |
| 3467 } else { | |
| 3468 *p++ = ' '; | |
| 3469 *p++ = ':'; | |
| 3470 *p++ = ' '; | |
| 3471 | |
| 3472 if (++i == r->upstream_states->nelts) { | |
| 3473 break; | |
| 3474 } | |
| 3475 | |
| 3476 continue; | |
| 3477 } | |
| 3478 } | |
| 3479 | |
| 3480 v->len = p - v->data; | |
| 3481 | |
| 3482 return NGX_OK; | |
| 3483 } | |
| 3484 | |
| 3485 | |
| 3486 static ngx_int_t | |
| 573 | 3487 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
| 3488 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3489 { | |
| 3490 u_char *p; | |
| 3491 size_t len; | |
| 3492 ngx_uint_t i; | |
| 3493 ngx_http_upstream_state_t *state; | |
| 3494 | |
| 3495 v->valid = 1; | |
| 1565 | 3496 v->no_cacheable = 0; |
| 573 | 3497 v->not_found = 0; |
| 3498 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3499 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
| 573 | 3500 v->not_found = 1; |
| 3501 return NGX_OK; | |
| 3502 } | |
| 3503 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3504 len = r->upstream_states->nelts * (3 + 2); |
| 573 | 3505 |
| 2049 | 3506 p = ngx_pnalloc(r->pool, len); |
| 573 | 3507 if (p == NULL) { |
| 3508 return NGX_ERROR; | |
| 3509 } | |
| 3510 | |
| 3511 v->data = p; | |
| 3512 | |
| 3513 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
|
3514 state = r->upstream_states->elts; |
| 573 | 3515 |
| 3516 for ( ;; ) { | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3517 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
|
3518 p = ngx_sprintf(p, "%ui", state[i].status); |
| 573 | 3519 |
| 3520 } else { | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3521 *p++ = '-'; |
| 573 | 3522 } |
| 3523 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3524 if (++i == r->upstream_states->nelts) { |
| 573 | 3525 break; |
| 3526 } | |
| 3527 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3528 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
|
3529 *p++ = ','; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3530 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3531 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3532 } else { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3533 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3534 *p++ = ':'; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3535 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3536 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3537 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
|
3538 break; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3539 } |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3540 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3541 continue; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3542 } |
| 573 | 3543 } |
| 3544 | |
| 3545 v->len = p - v->data; | |
| 3546 | |
| 3547 return NGX_OK; | |
| 3548 } | |
| 3549 | |
| 3550 | |
| 3551 static ngx_int_t | |
| 3552 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
| 3553 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3554 { | |
| 3555 u_char *p; | |
| 3556 size_t len; | |
| 3557 ngx_uint_t i; | |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3558 ngx_msec_int_t ms; |
| 573 | 3559 ngx_http_upstream_state_t *state; |
| 3560 | |
| 3561 v->valid = 1; | |
| 1565 | 3562 v->no_cacheable = 0; |
| 573 | 3563 v->not_found = 0; |
| 3564 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3565 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
| 573 | 3566 v->not_found = 1; |
| 3567 return NGX_OK; | |
| 3568 } | |
| 3569 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3570 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
| 573 | 3571 |
| 2049 | 3572 p = ngx_pnalloc(r->pool, len); |
| 573 | 3573 if (p == NULL) { |
| 3574 return NGX_ERROR; | |
| 3575 } | |
| 3576 | |
| 3577 v->data = p; | |
| 3578 | |
| 3579 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
|
3580 state = r->upstream_states->elts; |
| 573 | 3581 |
| 3582 for ( ;; ) { | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3583 if (state[i].status) { |
| 1640 | 3584 ms = (ngx_msec_int_t) |
| 3585 (state[i].response_sec * 1000 + state[i].response_msec); | |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3586 ms = (ms >= 0) ? ms : 0; |
|
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3587 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
|
3588 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3589 } else { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3590 *p++ = '-'; |
| 573 | 3591 } |
| 3592 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3593 if (++i == r->upstream_states->nelts) { |
| 573 | 3594 break; |
| 3595 } | |
| 3596 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3597 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
|
3598 *p++ = ','; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3599 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3600 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3601 } else { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3602 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3603 *p++ = ':'; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3604 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3605 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3606 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
|
3607 break; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3608 } |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3609 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3610 continue; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3611 } |
| 573 | 3612 } |
| 3613 | |
| 3614 v->len = p - v->data; | |
| 3615 | |
| 3616 return NGX_OK; | |
| 3617 } | |
| 3618 | |
| 3619 | |
| 2402 | 3620 static ngx_int_t |
| 3621 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
| 3622 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3623 { | |
| 3624 u_char *p; | |
| 3625 size_t len; | |
| 3626 ngx_uint_t i; | |
| 3627 ngx_http_upstream_state_t *state; | |
| 3628 | |
| 3629 v->valid = 1; | |
| 3630 v->no_cacheable = 0; | |
| 3631 v->not_found = 0; | |
| 3632 | |
| 3633 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
| 3634 v->not_found = 1; | |
| 3635 return NGX_OK; | |
| 3636 } | |
| 3637 | |
| 3638 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
| 3639 | |
| 3640 p = ngx_pnalloc(r->pool, len); | |
| 3641 if (p == NULL) { | |
| 3642 return NGX_ERROR; | |
| 3643 } | |
| 3644 | |
| 3645 v->data = p; | |
| 3646 | |
| 3647 i = 0; | |
| 3648 state = r->upstream_states->elts; | |
| 3649 | |
| 3650 for ( ;; ) { | |
| 3651 p = ngx_sprintf(p, "%O", state[i].response_length); | |
| 3652 | |
| 3653 if (++i == r->upstream_states->nelts) { | |
| 3654 break; | |
| 3655 } | |
| 3656 | |
| 3657 if (state[i].peer) { | |
| 3658 *p++ = ','; | |
| 3659 *p++ = ' '; | |
| 3660 | |
| 3661 } else { | |
| 3662 *p++ = ' '; | |
| 3663 *p++ = ':'; | |
| 3664 *p++ = ' '; | |
| 3665 | |
| 3666 if (++i == r->upstream_states->nelts) { | |
| 3667 break; | |
| 3668 } | |
| 3669 | |
| 3670 continue; | |
| 3671 } | |
| 3672 } | |
| 3673 | |
| 3674 v->len = p - v->data; | |
| 3675 | |
| 3676 return NGX_OK; | |
| 3677 } | |
| 3678 | |
| 3679 | |
| 1162 | 3680 ngx_int_t |
| 3681 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
| 3682 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3683 { | |
| 3684 if (r->upstream == NULL) { | |
| 3685 v->not_found = 1; | |
| 3686 return NGX_OK; | |
| 3687 } | |
| 3688 | |
| 3689 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
| 3690 &r->upstream->headers_in.headers.part, | |
| 3691 sizeof("upstream_http_") - 1); | |
| 3692 } | |
| 3693 | |
| 3694 | |
| 651 | 3695 static char * |
| 3696 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
| 3697 { | |
| 884 | 3698 char *rv; |
| 3699 void *mconf; | |
| 3700 ngx_str_t *value; | |
| 3701 ngx_url_t u; | |
| 3702 ngx_uint_t m; | |
| 3703 ngx_conf_t pcf; | |
| 3704 ngx_http_module_t *module; | |
| 3705 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
| 3706 ngx_http_upstream_srv_conf_t *uscf; | |
| 3707 | |
| 3708 ngx_memzero(&u, sizeof(ngx_url_t)); | |
| 3709 | |
| 3710 value = cf->args->elts; | |
| 3711 u.host = value[1]; | |
| 3712 u.no_resolve = 1; | |
| 3713 | |
| 3714 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
| 3715 |NGX_HTTP_UPSTREAM_WEIGHT | |
| 3716 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
| 3717 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
| 3718 |NGX_HTTP_UPSTREAM_DOWN | |
| 3719 |NGX_HTTP_UPSTREAM_BACKUP); | |
| 3720 if (uscf == NULL) { | |
| 3721 return NGX_CONF_ERROR; | |
| 3722 } | |
| 3723 | |
| 651 | 3724 |
| 3725 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
| 3726 if (ctx == NULL) { | |
| 3727 return NGX_CONF_ERROR; | |
| 3728 } | |
| 3729 | |
| 884 | 3730 http_ctx = cf->ctx; |
| 3731 ctx->main_conf = http_ctx->main_conf; | |
| 651 | 3732 |
| 3733 /* the upstream{}'s srv_conf */ | |
| 3734 | |
| 3735 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
| 3736 if (ctx->srv_conf == NULL) { | |
| 3737 return NGX_CONF_ERROR; | |
| 3738 } | |
| 3739 | |
| 3740 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
| 3741 | |
| 884 | 3742 uscf->srv_conf = ctx->srv_conf; |
| 3743 | |
| 651 | 3744 |
| 3745 /* the upstream{}'s loc_conf */ | |
| 3746 | |
| 3747 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
| 3748 if (ctx->loc_conf == NULL) { | |
| 3749 return NGX_CONF_ERROR; | |
| 3750 } | |
| 3751 | |
| 3752 for (m = 0; ngx_modules[m]; m++) { | |
| 3753 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
| 3754 continue; | |
| 3755 } | |
| 3756 | |
| 3757 module = ngx_modules[m]->ctx; | |
| 3758 | |
| 884 | 3759 if (module->create_srv_conf) { |
| 3760 mconf = module->create_srv_conf(cf); | |
| 3761 if (mconf == NULL) { | |
| 3762 return NGX_CONF_ERROR; | |
| 3763 } | |
| 3764 | |
| 3765 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
| 3766 } | |
| 3767 | |
| 651 | 3768 if (module->create_loc_conf) { |
| 3769 mconf = module->create_loc_conf(cf); | |
| 3770 if (mconf == NULL) { | |
| 3771 return NGX_CONF_ERROR; | |
| 3772 } | |
| 3773 | |
| 3774 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
| 3775 } | |
| 3776 } | |
| 3777 | |
| 3778 | |
| 3779 /* parse inside upstream{} */ | |
| 3780 | |
| 3781 pcf = *cf; | |
| 3782 cf->ctx = ctx; | |
| 3783 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
| 3784 | |
| 3785 rv = ngx_conf_parse(cf, NULL); | |
| 3786 | |
| 3787 *cf = pcf; | |
| 3788 | |
| 3789 if (rv != NGX_CONF_OK) { | |
| 3790 return rv; | |
| 3791 } | |
| 3792 | |
| 3793 if (uscf->servers == NULL) { | |
| 3794 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 3795 "no servers are inside upstream"); | |
| 3796 return NGX_CONF_ERROR; | |
| 3797 } | |
| 3798 | |
| 3799 return rv; | |
| 3800 } | |
| 3801 | |
| 3802 | |
| 3803 static char * | |
| 3804 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 3805 { | |
| 3806 ngx_http_upstream_srv_conf_t *uscf = conf; | |
| 3807 | |
| 884 | 3808 time_t fail_timeout; |
| 3809 ngx_str_t *value, s; | |
| 3810 ngx_url_t u; | |
| 3811 ngx_int_t weight, max_fails; | |
| 3812 ngx_uint_t i; | |
| 3813 ngx_http_upstream_server_t *us; | |
| 651 | 3814 |
| 3815 if (uscf->servers == NULL) { | |
| 884 | 3816 uscf->servers = ngx_array_create(cf->pool, 4, |
| 3817 sizeof(ngx_http_upstream_server_t)); | |
| 651 | 3818 if (uscf->servers == NULL) { |
| 3819 return NGX_CONF_ERROR; | |
| 3820 } | |
| 3821 } | |
| 3822 | |
| 884 | 3823 us = ngx_array_push(uscf->servers); |
| 3824 if (us == NULL) { | |
| 651 | 3825 return NGX_CONF_ERROR; |
| 3826 } | |
| 3827 | |
| 884 | 3828 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
| 3829 | |
| 651 | 3830 value = cf->args->elts; |
| 3831 | |
| 3832 ngx_memzero(&u, sizeof(ngx_url_t)); | |
| 3833 | |
| 3834 u.url = value[1]; | |
| 906 | 3835 u.default_port = 80; |
| 651 | 3836 |
|
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
3837 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
| 651 | 3838 if (u.err) { |
| 3839 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 3840 "%s in upstream \"%V\"", u.err, &u.url); | |
| 3841 } | |
| 3842 | |
| 3843 return NGX_CONF_ERROR; | |
| 3844 } | |
| 3845 | |
| 663 | 3846 weight = 1; |
| 884 | 3847 max_fails = 1; |
| 3848 fail_timeout = 10; | |
| 3849 | |
| 3850 for (i = 2; i < cf->args->nelts; i++) { | |
| 3851 | |
| 3852 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
| 3853 | |
| 3854 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
| 3855 goto invalid; | |
| 3856 } | |
| 3857 | |
| 3858 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
| 663 | 3859 |
| 3860 if (weight == NGX_ERROR || weight == 0) { | |
| 3861 goto invalid; | |
| 3862 } | |
| 3863 | |
| 884 | 3864 continue; |
| 3865 } | |
| 3866 | |
| 3867 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
| 3868 | |
| 3869 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
| 3870 goto invalid; | |
| 3871 } | |
| 3872 | |
| 3873 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
| 3874 | |
| 3875 if (max_fails == NGX_ERROR) { | |
| 3876 goto invalid; | |
| 3877 } | |
| 3878 | |
| 3879 continue; | |
| 663 | 3880 } |
| 884 | 3881 |
| 3882 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
| 3883 | |
| 3884 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
| 3885 goto invalid; | |
| 3886 } | |
| 3887 | |
| 3888 s.len = value[i].len - 13; | |
| 3889 s.data = &value[i].data[13]; | |
| 3890 | |
| 3891 fail_timeout = ngx_parse_time(&s, 1); | |
| 3892 | |
| 1973 | 3893 if (fail_timeout == NGX_ERROR) { |
| 884 | 3894 goto invalid; |
| 3895 } | |
| 3896 | |
| 3897 continue; | |
| 3898 } | |
| 3899 | |
| 1378 | 3900 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
| 3901 | |
| 3902 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
| 3903 goto invalid; | |
| 3904 } | |
| 3905 | |
| 3906 us->backup = 1; | |
| 3907 | |
| 3908 continue; | |
| 3909 } | |
| 3910 | |
| 884 | 3911 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
| 3912 | |
| 3913 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
| 3914 goto invalid; | |
| 3915 } | |
| 3916 | |
| 3917 us->down = 1; | |
| 3918 | |
| 3919 continue; | |
| 3920 } | |
| 3921 | |
| 3922 goto invalid; | |
| 663 | 3923 } |
| 3924 | |
| 884 | 3925 us->addrs = u.addrs; |
| 3926 us->naddrs = u.naddrs; | |
| 3927 us->weight = weight; | |
| 3928 us->max_fails = max_fails; | |
| 3929 us->fail_timeout = fail_timeout; | |
| 651 | 3930 |
| 3931 return NGX_CONF_OK; | |
| 663 | 3932 |
| 3933 invalid: | |
| 3934 | |
| 884 | 3935 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 3936 "invalid parameter \"%V\"", &value[i]); | |
| 663 | 3937 |
| 3938 return NGX_CONF_ERROR; | |
| 651 | 3939 } |
| 3940 | |
| 3941 | |
| 3942 ngx_http_upstream_srv_conf_t * | |
| 884 | 3943 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
| 651 | 3944 { |
| 3945 ngx_uint_t i; | |
| 884 | 3946 ngx_http_upstream_server_t *us; |
| 651 | 3947 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
| 3948 ngx_http_upstream_main_conf_t *umcf; | |
| 3949 | |
| 884 | 3950 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
| 3951 | |
|
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
3952 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
| 651 | 3953 if (u->err) { |
| 3954 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 3955 "%s in upstream \"%V\"", u->err, &u->url); | |
| 3956 } | |
| 3957 | |
| 3958 return NULL; | |
| 3959 } | |
| 3960 } | |
| 3961 | |
| 3962 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
| 3963 | |
| 3964 uscfp = umcf->upstreams.elts; | |
| 3965 | |
| 3966 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
| 906 | 3967 |
| 3968 if (uscfp[i]->host.len != u->host.len | |
| 884 | 3969 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
| 3970 != 0) | |
| 3971 { | |
| 651 | 3972 continue; |
| 3973 } | |
| 3974 | |
| 884 | 3975 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
| 3976 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
| 651 | 3977 { |
| 884 | 3978 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 3979 "duplicate upstream \"%V\"", &u->host); | |
| 3980 return NULL; | |
| 651 | 3981 } |
| 884 | 3982 |
| 906 | 3983 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
| 884 | 3984 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
| 906 | 3985 "upstream \"%V\" may not have port %d", |
| 3986 &u->host, u->port); | |
| 3987 return NULL; | |
| 3988 } | |
| 3989 | |
| 3990 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
| 3991 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
| 3992 "upstream \"%V\" may not have port %d in %s:%ui", | |
| 3993 &u->host, uscfp[i]->port, | |
|
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
3994 uscfp[i]->file_name, uscfp[i]->line); |
| 906 | 3995 return NULL; |
| 3996 } | |
| 3997 | |
| 3998 if (uscfp[i]->port != u->port) { | |
| 3999 continue; | |
| 884 | 4000 } |
| 4001 | |
| 1340 | 4002 if (uscfp[i]->default_port && u->default_port |
| 4003 && uscfp[i]->default_port != u->default_port) | |
| 4004 { | |
| 4005 continue; | |
| 4006 } | |
| 4007 | |
| 884 | 4008 return uscfp[i]; |
| 651 | 4009 } |
| 4010 | |
| 4011 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
| 4012 if (uscf == NULL) { | |
| 4013 return NULL; | |
| 4014 } | |
| 4015 | |
| 884 | 4016 uscf->flags = flags; |
| 651 | 4017 uscf->host = u->host; |
|
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4018 uscf->file_name = cf->conf_file->file.name.data; |
| 651 | 4019 uscf->line = cf->conf_file->line; |
| 906 | 4020 uscf->port = u->port; |
| 4021 uscf->default_port = u->default_port; | |
| 884 | 4022 |
| 4023 if (u->naddrs == 1) { | |
| 4024 uscf->servers = ngx_array_create(cf->pool, 1, | |
| 4025 sizeof(ngx_http_upstream_server_t)); | |
| 4026 if (uscf->servers == NULL) { | |
| 4027 return NGX_CONF_ERROR; | |
| 4028 } | |
| 4029 | |
| 4030 us = ngx_array_push(uscf->servers); | |
| 4031 if (us == NULL) { | |
| 4032 return NGX_CONF_ERROR; | |
| 4033 } | |
| 4034 | |
| 4035 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
| 4036 | |
| 4037 us->addrs = u->addrs; | |
| 4038 us->naddrs = u->naddrs; | |
| 4039 } | |
| 651 | 4040 |
| 4041 uscfp = ngx_array_push(&umcf->upstreams); | |
| 4042 if (uscfp == NULL) { | |
| 4043 return NULL; | |
| 4044 } | |
| 4045 | |
| 4046 *uscfp = uscf; | |
| 4047 | |
| 4048 return uscf; | |
| 4049 } | |
| 4050 | |
| 4051 | |
|
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4052 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
|
4053 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
|
4054 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
|
4055 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
|
4056 { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4057 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
|
4058 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
|
4059 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
|
4060 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
|
4061 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4062 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
|
4063 && 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
|
4064 { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4065 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
|
4066 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4067 if (conf->hide_headers_hash.buckets) { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4068 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
|
4069 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4070 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4071 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
|
4072 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
|
4073 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4074 } else { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4075 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
|
4076 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
|
4077 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4078 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4079 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
|
4080 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
|
4081 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4082 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4083 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4084 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
|
4085 != NGX_OK) |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4086 { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4087 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
|
4088 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4089 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4090 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
|
4091 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
|
4092 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
|
4093 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
|
4094 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4095 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4096 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
|
4097 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
|
4098 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
|
4099 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4100 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4101 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
|
4102 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4103 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
|
4104 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4105 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
|
4106 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4107 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
|
4108 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4109 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
|
4110 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
|
4111 goto exist; |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4112 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4113 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4114 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4115 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
|
4116 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
|
4117 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
|
4118 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4119 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4120 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
|
4121 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
|
4122 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
|
4123 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4124 exist: |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4125 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4126 continue; |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4127 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4128 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4129 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4130 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
|
4131 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4132 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
|
4133 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
|
4134 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4135 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
|
4136 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
|
4137 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4138 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
|
4139 continue; |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4140 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4141 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4142 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
|
4143 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
|
4144 break; |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4145 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4146 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4147 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4148 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4149 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4150 hash->hash = &conf->hide_headers_hash; |
|
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4151 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
|
4152 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
|
4153 hash->temp_pool = NULL; |
|
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4154 |
|
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4155 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
|
4156 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4157 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4158 |
| 509 | 4159 static void * |
| 4160 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
| 4161 { | |
| 4162 ngx_http_upstream_main_conf_t *umcf; | |
| 4163 | |
| 4164 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
| 4165 if (umcf == NULL) { | |
| 4166 return NULL; | |
| 4167 } | |
| 4168 | |
| 651 | 4169 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
| 4170 sizeof(ngx_http_upstream_srv_conf_t *)) | |
| 4171 != NGX_OK) | |
| 4172 { | |
| 4173 return NGX_CONF_ERROR; | |
| 4174 } | |
| 4175 | |
| 509 | 4176 return umcf; |
| 4177 } | |
| 4178 | |
| 4179 | |
| 4180 static char * | |
| 651 | 4181 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
| 509 | 4182 { |
| 4183 ngx_http_upstream_main_conf_t *umcf = conf; | |
| 4184 | |
| 651 | 4185 ngx_uint_t i; |
| 4186 ngx_array_t headers_in; | |
| 4187 ngx_hash_key_t *hk; | |
| 4188 ngx_hash_init_t hash; | |
| 884 | 4189 ngx_http_upstream_init_pt init; |
| 651 | 4190 ngx_http_upstream_header_t *header; |
| 4191 ngx_http_upstream_srv_conf_t **uscfp; | |
| 4192 | |
| 4193 uscfp = umcf->upstreams.elts; | |
| 4194 | |
| 4195 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
| 884 | 4196 |
| 4197 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
| 4198 ngx_http_upstream_init_round_robin; | |
| 4199 | |
| 4200 if (init(cf, uscfp[i]) != NGX_OK) { | |
| 651 | 4201 return NGX_CONF_ERROR; |
| 4202 } | |
| 4203 } | |
| 649 | 4204 |
| 663 | 4205 |
| 884 | 4206 /* upstream_headers_in_hash */ |
| 4207 | |
| 649 | 4208 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
| 4209 != NGX_OK) | |
| 509 | 4210 { |
| 4211 return NGX_CONF_ERROR; | |
| 4212 } | |
| 4213 | |
| 649 | 4214 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
| 4215 hk = ngx_array_push(&headers_in); | |
| 4216 if (hk == NULL) { | |
| 4217 return NGX_CONF_ERROR; | |
| 4218 } | |
| 4219 | |
| 4220 hk->key = header->name; | |
| 4221 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
| 4222 hk->value = header; | |
| 4223 } | |
| 4224 | |
| 4225 hash.hash = &umcf->headers_in_hash; | |
| 4226 hash.key = ngx_hash_key_lc; | |
| 4227 hash.max_size = 512; | |
|
751
bae59a740c40
align hash bucket size to cache line
Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4228 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
| 649 | 4229 hash.name = "upstream_headers_in_hash"; |
| 4230 hash.pool = cf->pool; | |
| 4231 hash.temp_pool = NULL; | |
| 4232 | |
| 4233 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
| 4234 return NGX_CONF_ERROR; | |
| 4235 } | |
| 509 | 4236 |
| 4237 return NGX_CONF_OK; | |
| 4238 } |