Mercurial > hg > nginx
annotate src/http/ngx_http_upstream.c @ 2701:756f73ca1e39
support HEAD in proxy cache
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Wed, 15 Apr 2009 09:53:22 +0000 |
| parents | 111e6e62af32 |
| children | 3b6afa999c2f |
| 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 | |
| 356 if (!r->post_action && !u->conf->ignore_client_abort) { | |
| 615 | 357 r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; |
| 358 r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; | |
| 359 } | |
| 577 | 360 |
| 479 | 361 if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { |
| 362 | |
| 363 if (!c->write->active) { | |
| 531 | 364 if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) |
| 365 == NGX_ERROR) | |
| 479 | 366 { |
| 367 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 368 return; | |
| 369 } | |
| 370 } | |
| 371 } | |
| 372 | |
| 537 | 373 if (r->request_body) { |
| 374 u->request_bufs = r->request_body->bufs; | |
| 375 } | |
| 509 | 376 |
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377 #if (NGX_HTTP_CACHE) |
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378 |
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379 if (u->conf->cache) { |
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380 ngx_int_t rc; |
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381 |
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382 rc = ngx_http_upstream_cache(r, u); |
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383 |
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384 if (rc == NGX_DONE) { |
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385 return; |
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386 } |
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387 |
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388 if (rc != NGX_DECLINED) { |
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389 ngx_http_finalize_request(r, rc); |
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390 return; |
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391 } |
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392 } |
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393 |
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394 #endif |
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395 |
| 537 | 396 if (u->create_request(r) != NGX_OK) { |
| 479 | 397 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 398 return; | |
| 399 } | |
| 400 | |
| 509 | 401 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| 479 | 402 |
| 403 u->output.pool = r->pool; | |
| 404 u->output.bufs.num = 1; | |
| 509 | 405 u->output.bufs.size = clcf->client_body_buffer_size; |
| 479 | 406 u->output.output_filter = ngx_chain_writer; |
| 407 u->output.filter_ctx = &u->writer; | |
| 408 | |
| 409 u->writer.pool = r->pool; | |
| 410 | |
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411 if (r->upstream_states == NULL) { |
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412 |
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413 r->upstream_states = ngx_array_create(r->pool, 1, |
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414 sizeof(ngx_http_upstream_state_t)); |
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415 if (r->upstream_states == NULL) { |
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416 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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417 return; |
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418 } |
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419 |
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420 } else { |
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421 |
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422 u->state = ngx_array_push(r->upstream_states); |
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423 if (u->state == NULL) { |
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424 ngx_http_upstream_finalize_request(r, u, |
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425 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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426 return; |
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427 } |
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428 |
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429 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); |
| 479 | 430 } |
| 431 | |
| 593 | 432 cln = ngx_http_cleanup_add(r, 0); |
| 569 | 433 if (cln == NULL) { |
| 434 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 435 return; | |
| 436 } | |
| 437 | |
| 438 cln->handler = ngx_http_upstream_cleanup; | |
| 439 cln->data = r; | |
| 440 u->cleanup = &cln->handler; | |
| 441 | |
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442 u->store = (u->conf->store || u->conf->store_lengths); |
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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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|
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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|
568 |
|
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a prelimiary proxy cache support
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|
569 rc = ngx_http_file_cache_open(r); |
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|
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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|
577 |
|
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|
578 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
|
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|
579 return rc; |
|
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|
580 } |
|
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|
581 |
|
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|
582 } else if (rc == NGX_ERROR) { |
|
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|
583 |
|
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|
584 return NGX_ERROR; |
|
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|
585 |
|
3a8a53c0c42f
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|
586 } else if (rc == NGX_HTTP_CACHE_STALE) { |
|
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|
587 |
|
2665
4d627567c324
fix r2664: ..._cache_valid did not work for stale responses
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
588 c->valid_sec = 0; |
|
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changeset
|
589 u->stale_cache = 1; |
|
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|
590 u->buffer.start = NULL; |
|
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|
591 |
|
3a8a53c0c42f
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|
592 } else if (rc == NGX_DECLINED) { |
|
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|
593 |
|
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|
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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|
596 |
|
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diff
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|
597 } else { |
|
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|
598 u->buffer.pos = u->buffer.start + c->header_start; |
|
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|
599 u->buffer.last = u->buffer.pos; |
|
3a8a53c0c42f
a prelimiary proxy cache support
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|
600 } |
|
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|
601 |
|
3a8a53c0c42f
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changeset
|
602 } else if (rc == NGX_AGAIN) { |
|
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diff
changeset
|
603 |
|
3a8a53c0c42f
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|
604 u->cacheable = 0; |
|
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|
605 |
|
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diff
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|
606 } else { |
|
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|
607 |
|
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|
608 /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ |
|
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|
609 |
|
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|
610 return rc; |
|
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|
611 } |
|
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|
612 |
|
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changeset
|
613 r->cached = 0; |
|
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changeset
|
614 |
|
3a8a53c0c42f
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|
615 return NGX_DECLINED; |
|
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|
616 } |
|
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changeset
|
617 |
|
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changeset
|
618 |
|
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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 { |
|
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|
622 ngx_int_t rc; |
|
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|
623 ngx_http_cache_t *c; |
|
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|
624 |
|
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|
625 c = r->cache; |
|
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|
626 |
|
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changeset
|
627 /* TODO: cache stack */ |
|
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changeset
|
628 |
|
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changeset
|
629 u->buffer = *c->buf; |
|
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|
630 u->buffer.pos += c->header_start; |
|
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|
631 |
|
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diff
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|
632 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
|
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|
633 |
|
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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; |
| 479 | 771 ngx_connection_t *c; |
| 772 ngx_http_upstream_t *u; | |
| 773 | |
| 527 | 774 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
| 775 "http upstream check client, write event:%d, \"%V\"", | |
| 776 ev->write, &r->uri); | |
| 479 | 777 |
| 509 | 778 c = r->connection; |
| 483 | 779 u = r->upstream; |
| 780 | |
| 583 | 781 if (c->error) { |
| 527 | 782 ngx_http_upstream_finalize_request(r, u, |
| 783 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 784 return; | |
| 785 } | |
| 786 | |
| 483 | 787 if (u->peer.connection == NULL) { |
| 788 return; | |
| 789 } | |
| 790 | |
| 479 | 791 #if (NGX_HAVE_KQUEUE) |
| 792 | |
| 793 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
| 794 | |
| 795 if (!ev->pending_eof) { | |
| 796 return; | |
| 797 } | |
| 798 | |
| 799 ev->eof = 1; | |
| 583 | 800 c->error = 1; |
| 479 | 801 |
| 802 if (ev->kq_errno) { | |
| 803 ev->error = 1; | |
| 804 } | |
| 805 | |
| 1565 | 806 if (!u->cacheable && !u->store && u->peer.connection) { |
| 479 | 807 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
| 527 | 808 "kevent() reported that client closed prematurely " |
| 809 "connection, so upstream connection is closed too"); | |
| 479 | 810 ngx_http_upstream_finalize_request(r, u, |
| 811 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 812 return; | |
| 813 } | |
| 814 | |
| 815 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
| 816 "kevent() reported that client closed " | |
| 817 "prematurely connection"); | |
| 818 | |
| 819 if (u->peer.connection == NULL) { | |
| 820 ngx_http_upstream_finalize_request(r, u, | |
| 821 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 822 return; | |
| 823 } | |
| 824 | |
| 825 return; | |
| 826 } | |
| 827 | |
| 828 #endif | |
| 829 | |
| 830 n = recv(c->fd, buf, 1, MSG_PEEK); | |
| 831 | |
| 832 err = ngx_socket_errno; | |
| 833 | |
| 1109 | 834 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
| 835 "http upstream recv(): %d", n); | |
| 836 | |
| 479 | 837 /* |
| 838 * we do not need to disable the write event because | |
| 839 * that event has NGX_USE_CLEAR_EVENT type | |
| 840 */ | |
| 841 | |
| 842 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { | |
| 843 return; | |
| 844 } | |
| 845 | |
| 846 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
| 847 if (ngx_del_event(ev, NGX_READ_EVENT, 0) == NGX_ERROR) { | |
| 848 ngx_http_upstream_finalize_request(r, u, | |
| 849 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 850 return; | |
| 851 } | |
| 852 } | |
| 853 | |
| 854 if (n > 0) { | |
| 855 return; | |
| 856 } | |
| 857 | |
| 858 if (n == -1) { | |
| 859 if (err == NGX_EAGAIN) { | |
| 860 return; | |
| 861 } | |
| 862 | |
| 863 ev->error = 1; | |
| 864 | |
| 483 | 865 } else { /* n == 0 */ |
| 479 | 866 err = 0; |
| 867 } | |
| 868 | |
| 529 | 869 ev->eof = 1; |
| 583 | 870 c->error = 1; |
| 529 | 871 |
| 1565 | 872 if (!u->cacheable && !u->store && u->peer.connection) { |
| 479 | 873 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
| 874 "client closed prematurely connection, " | |
| 875 "so upstream connection is closed too"); | |
| 876 ngx_http_upstream_finalize_request(r, u, | |
| 877 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 878 return; | |
| 879 } | |
| 880 | |
| 881 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
| 882 "client closed prematurely connection"); | |
| 883 | |
| 884 if (u->peer.connection == NULL) { | |
| 885 ngx_http_upstream_finalize_request(r, u, | |
| 886 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 887 return; | |
| 888 } | |
| 889 } | |
| 890 | |
| 891 | |
| 487 | 892 static void |
| 893 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
| 479 | 894 { |
| 591 | 895 ngx_int_t rc; |
| 665 | 896 ngx_time_t *tp; |
| 591 | 897 ngx_connection_t *c; |
| 479 | 898 |
| 483 | 899 r->connection->log->action = "connecting to upstream"; |
| 479 | 900 |
| 901 r->connection->single_connection = 0; | |
| 902 | |
|
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903 if (u->state && u->state->response_sec) { |
| 665 | 904 tp = ngx_timeofday(); |
|
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905 u->state->response_sec = tp->sec - u->state->response_sec; |
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906 u->state->response_msec = tp->msec - u->state->response_msec; |
| 665 | 907 } |
| 908 | |
|
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909 u->state = ngx_array_push(r->upstream_states); |
| 665 | 910 if (u->state == NULL) { |
| 911 ngx_http_upstream_finalize_request(r, u, | |
| 912 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 913 return; | |
| 914 } | |
| 915 | |
| 916 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
| 917 | |
| 918 tp = ngx_timeofday(); | |
|
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919 u->state->response_sec = tp->sec; |
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920 u->state->response_msec = tp->msec; |
| 665 | 921 |
| 479 | 922 rc = ngx_event_connect_peer(&u->peer); |
| 923 | |
| 924 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 925 "http upstream connect: %i", rc); | |
| 926 | |
| 927 if (rc == NGX_ERROR) { | |
| 928 ngx_http_upstream_finalize_request(r, u, | |
| 929 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 930 return; | |
| 931 } | |
| 932 | |
|
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933 u->state->peer = u->peer.name; |
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934 |
| 543 | 935 if (rc == NGX_BUSY) { |
| 936 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
| 1378 | 937 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
| 938 return; | |
| 543 | 939 } |
| 940 | |
| 1378 | 941 if (rc == NGX_DECLINED) { |
| 479 | 942 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
| 943 return; | |
| 944 } | |
| 945 | |
| 577 | 946 /* rc == NGX_OK || rc == NGX_AGAIN */ |
| 947 | |
| 479 | 948 c = u->peer.connection; |
| 949 | |
| 950 c->data = r; | |
| 591 | 951 |
|
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952 c->write->handler = ngx_http_upstream_handler; |
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953 c->read->handler = ngx_http_upstream_handler; |
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954 |
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955 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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956 u->read_event_handler = ngx_http_upstream_process_header; |
| 479 | 957 |
|
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958 c->sendfile &= r->connection->sendfile; |
| 1958 | 959 u->output.sendfile = c->sendfile; |
| 479 | 960 |
| 961 c->pool = r->pool; | |
| 962 c->read->log = c->write->log = c->log = r->connection->log; | |
| 963 | |
| 964 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
| 965 | |
| 966 u->writer.out = NULL; | |
| 967 u->writer.last = &u->writer.out; | |
| 968 u->writer.connection = c; | |
| 969 u->writer.limit = 0; | |
| 970 | |
| 971 if (u->request_sent) { | |
| 509 | 972 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
| 973 ngx_http_upstream_finalize_request(r, u, | |
| 974 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 975 return; | |
| 976 } | |
| 479 | 977 } |
| 978 | |
|
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979 if (r->request_body |
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980 && r->request_body->buf |
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981 && r->request_body->temp_file |
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982 && r == r->main) |
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|
983 { |
| 573 | 984 /* |
| 985 * the r->request_body->buf can be reused for one request only, | |
| 986 * the subrequests should allocate their own temporay bufs | |
| 987 */ | |
| 988 | |
| 989 u->output.free = ngx_alloc_chain_link(r->pool); | |
| 990 if (u->output.free == NULL) { | |
| 991 ngx_http_upstream_finalize_request(r, u, | |
| 992 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 993 return; | |
| 479 | 994 } |
| 573 | 995 |
| 996 u->output.free->buf = r->request_body->buf; | |
| 997 u->output.free->next = NULL; | |
| 998 u->output.allocated = 1; | |
| 999 | |
| 1000 r->request_body->buf->pos = r->request_body->buf->start; | |
| 1001 r->request_body->buf->last = r->request_body->buf->start; | |
| 1002 r->request_body->buf->tag = u->output.tag; | |
| 479 | 1003 } |
| 1004 | |
| 1005 u->request_sent = 0; | |
| 1006 | |
| 1007 if (rc == NGX_AGAIN) { | |
| 1008 ngx_add_timer(c->write, u->conf->connect_timeout); | |
| 1009 return; | |
| 1010 } | |
| 1011 | |
| 577 | 1012 #if (NGX_HTTP_SSL) |
| 1013 | |
| 1658 | 1014 if (u->ssl && c->ssl == NULL) { |
| 591 | 1015 ngx_http_upstream_ssl_init_connection(r, u, c); |
| 577 | 1016 return; |
| 1017 } | |
| 1018 | |
| 1019 #endif | |
| 1020 | |
| 479 | 1021 ngx_http_upstream_send_request(r, u); |
| 1022 } | |
| 1023 | |
| 1024 | |
| 577 | 1025 #if (NGX_HTTP_SSL) |
| 1026 | |
| 1027 static void | |
| 591 | 1028 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
| 1029 ngx_http_upstream_t *u, ngx_connection_t *c) | |
| 1030 { | |
| 884 | 1031 ngx_int_t rc; |
| 591 | 1032 |
| 1033 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
| 1034 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
|
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1035 != NGX_OK) |
| 591 | 1036 { |
| 1037 ngx_http_upstream_finalize_request(r, u, | |
| 1038 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1039 return; | |
| 1040 } | |
| 1041 | |
| 1042 c->sendfile = 0; | |
| 619 | 1043 u->output.sendfile = 0; |
| 591 | 1044 |
| 2184 | 1045 if (u->conf->ssl_session_reuse) { |
| 1046 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
| 1047 ngx_http_upstream_finalize_request(r, u, | |
| 1048 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1049 return; | |
| 1050 } | |
| 591 | 1051 } |
| 1052 | |
| 641 | 1053 r->connection->log->action = "SSL handshaking to upstream"; |
| 1054 | |
| 591 | 1055 rc = ngx_ssl_handshake(c); |
| 1056 | |
| 1057 if (rc == NGX_AGAIN) { | |
| 1058 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
| 1059 return; | |
| 1060 } | |
| 1061 | |
| 1062 ngx_http_upstream_ssl_handshake(c); | |
| 1063 } | |
| 1064 | |
| 1065 | |
| 1066 static void | |
| 577 | 1067 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
| 1068 { | |
| 1069 ngx_http_request_t *r; | |
| 1070 ngx_http_upstream_t *u; | |
| 1071 | |
| 1072 r = c->data; | |
| 1073 u = r->upstream; | |
| 1074 | |
| 1075 if (c->ssl->handshaked) { | |
| 1076 | |
| 2184 | 1077 if (u->conf->ssl_session_reuse) { |
| 1078 u->peer.save_session(&u->peer, u->peer.data); | |
| 1079 } | |
| 884 | 1080 |
|
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1081 c->write->handler = ngx_http_upstream_handler; |
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1082 c->read->handler = ngx_http_upstream_handler; |
| 577 | 1083 |
| 1084 ngx_http_upstream_send_request(r, u); | |
| 1085 | |
| 1086 return; | |
| 1087 } | |
| 1088 | |
| 1089 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
| 1090 | |
| 1091 } | |
| 1092 | |
| 1093 #endif | |
| 1094 | |
| 1095 | |
| 509 | 1096 static ngx_int_t |
| 487 | 1097 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
| 479 | 1098 { |
| 1099 ngx_chain_t *cl; | |
| 1100 | |
| 509 | 1101 if (u->reinit_request(r) != NGX_OK) { |
| 1102 return NGX_ERROR; | |
| 1103 } | |
| 1104 | |
| 1705 | 1105 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
| 1106 | |
| 1107 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
| 591 | 1108 sizeof(ngx_table_elt_t)) |
| 1109 != NGX_OK) | |
| 509 | 1110 { |
| 1111 return NGX_ERROR; | |
| 479 | 1112 } |
| 1113 | |
| 1114 /* reinit the request chain */ | |
| 577 | 1115 |
| 509 | 1116 for (cl = u->request_bufs; cl; cl = cl->next) { |
| 479 | 1117 cl->buf->pos = cl->buf->start; |
| 1118 cl->buf->file_pos = 0; | |
| 1119 } | |
| 1120 | |
| 509 | 1121 /* reinit the subrequest's ngx_output_chain() context */ |
| 1122 | |
| 573 | 1123 if (r->request_body && r->request_body->temp_file |
| 597 | 1124 && r != r->main && u->output.buf) |
| 573 | 1125 { |
| 1126 u->output.free = ngx_alloc_chain_link(r->pool); | |
| 1127 if (u->output.free == NULL) { | |
| 1128 return NGX_ERROR; | |
| 509 | 1129 } |
| 573 | 1130 |
| 1131 u->output.free->buf = u->output.buf; | |
| 1132 u->output.free->next = NULL; | |
| 1133 | |
| 1134 u->output.buf->pos = u->output.buf->start; | |
| 1135 u->output.buf->last = u->output.buf->start; | |
| 509 | 1136 } |
| 479 | 1137 |
| 1138 u->output.buf = NULL; | |
| 1139 u->output.in = NULL; | |
| 1140 u->output.busy = NULL; | |
| 577 | 1141 |
| 581 | 1142 /* reinit u->buffer */ |
| 577 | 1143 |
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1144 u->buffer.pos = u->buffer.start; |
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1145 |
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1146 #if (NGX_HTTP_CACHE) |
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1147 |
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1148 if (r->cache) { |
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1149 u->buffer.pos += r->cache->header_start; |
| 479 | 1150 } |
| 509 | 1151 |
| 479 | 1152 #endif |
| 1153 | |
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1154 u->buffer.last = u->buffer.pos; |
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1155 |
| 509 | 1156 return NGX_OK; |
| 479 | 1157 } |
| 1158 | |
| 1159 | |
| 487 | 1160 static void |
| 1161 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
| 479 | 1162 { |
|
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1163 ngx_int_t rc; |
| 483 | 1164 ngx_connection_t *c; |
| 577 | 1165 |
| 479 | 1166 c = u->peer.connection; |
| 1167 | |
| 1168 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 1169 "http upstream send request"); | |
| 1170 | |
|
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1171 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
| 1166 | 1172 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
|
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1173 return; |
| 479 | 1174 } |
| 1175 | |
| 483 | 1176 c->log->action = "sending request to upstream"; |
| 479 | 1177 |
| 509 | 1178 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
| 479 | 1179 |
| 1180 u->request_sent = 1; | |
| 1181 | |
| 1182 if (rc == NGX_ERROR) { | |
| 1183 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
| 1184 return; | |
| 1185 } | |
| 1186 | |
| 1187 if (c->write->timer_set) { | |
| 1188 ngx_del_timer(c->write); | |
| 1189 } | |
| 1190 | |
| 1191 if (rc == NGX_AGAIN) { | |
| 1192 ngx_add_timer(c->write, u->conf->send_timeout); | |
| 1193 | |
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1194 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
| 479 | 1195 ngx_http_upstream_finalize_request(r, u, |
| 1196 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1197 return; | |
| 1198 } | |
| 1199 | |
| 1200 return; | |
| 1201 } | |
| 1202 | |
| 1203 /* rc == NGX_OK */ | |
| 1204 | |
| 1205 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
| 1206 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
| 1207 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
| 1208 ngx_tcp_push_n " failed"); | |
| 1209 ngx_http_upstream_finalize_request(r, u, | |
| 1210 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 577 | 1211 return; |
| 479 | 1212 } |
| 1213 | |
| 1214 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
| 1215 } | |
| 577 | 1216 |
| 479 | 1217 ngx_add_timer(c->read, u->conf->read_timeout); |
| 1218 | |
| 1219 #if 1 | |
| 1220 if (c->read->ready) { | |
| 577 | 1221 |
| 479 | 1222 /* post aio operation */ |
| 1223 | |
| 1224 /* | |
| 1225 * TODO comment | |
| 1226 * although we can post aio operation just in the end | |
| 1227 * of ngx_http_upstream_connect() CHECK IT !!! | |
| 1228 * it's better to do here because we postpone header buffer allocation | |
| 1229 */ | |
| 1230 | |
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1231 ngx_http_upstream_process_header(r, u); |
| 479 | 1232 return; |
| 1233 } | |
| 1234 #endif | |
| 1235 | |
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1236 u->write_event_handler = ngx_http_upstream_dummy_handler; |
| 479 | 1237 |
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1238 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
| 479 | 1239 ngx_http_upstream_finalize_request(r, u, |
| 1240 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1241 return; | |
| 1242 } | |
| 1243 } | |
| 1244 | |
| 1245 | |
| 487 | 1246 static void |
|
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1247 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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1248 ngx_http_upstream_t *u) |
| 479 | 1249 { |
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1250 ngx_connection_t *c; |
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1251 |
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1252 c = u->peer.connection; |
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1253 |
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1254 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 479 | 1255 "http upstream send request handler"); |
| 1256 | |
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1257 if (c->write->timedout) { |
| 479 | 1258 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
| 1259 return; | |
| 1260 } | |
| 1261 | |
| 591 | 1262 #if (NGX_HTTP_SSL) |
| 1263 | |
| 1658 | 1264 if (u->ssl && c->ssl == NULL) { |
| 591 | 1265 ngx_http_upstream_ssl_init_connection(r, u, c); |
| 1266 return; | |
| 1267 } | |
| 1268 | |
| 1269 #endif | |
| 1270 | |
| 651 | 1271 if (u->header_sent) { |
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1272 u->write_event_handler = ngx_http_upstream_dummy_handler; |
| 651 | 1273 |
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1274 (void) ngx_handle_write_event(c->write, 0); |
| 651 | 1275 |
| 1276 return; | |
| 1277 } | |
| 1278 | |
| 479 | 1279 ngx_http_upstream_send_request(r, u); |
| 1280 } | |
| 1281 | |
| 1282 | |
| 487 | 1283 static void |
|
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1284 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
| 479 | 1285 { |
|
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1286 ssize_t n; |
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1287 ngx_int_t rc; |
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1288 ngx_connection_t *c; |
| 479 | 1289 |
|
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1290 c = u->peer.connection; |
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1291 |
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changeset
|
1292 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| 483 | 1293 "http upstream process header"); |
| 479 | 1294 |
| 483 | 1295 c->log->action = "reading response header from upstream"; |
| 479 | 1296 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1297 if (c->read->timedout) { |
| 479 | 1298 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
| 1299 return; | |
| 1300 } | |
| 577 | 1301 |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1302 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
| 1166 | 1303 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
|
1304 return; |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1305 } |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1306 |
| 581 | 1307 if (u->buffer.start == NULL) { |
| 1308 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
| 1309 if (u->buffer.start == NULL) { | |
| 479 | 1310 ngx_http_upstream_finalize_request(r, u, |
| 1311 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1312 return; | |
| 1313 } | |
| 1314 | |
| 581 | 1315 u->buffer.pos = u->buffer.start; |
| 1316 u->buffer.last = u->buffer.start; | |
| 1317 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
| 1318 u->buffer.temporary = 1; | |
| 1319 | |
| 1320 u->buffer.tag = u->output.tag; | |
| 479 | 1321 |
| 1705 | 1322 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
| 581 | 1323 sizeof(ngx_table_elt_t)) |
| 1324 != NGX_OK) | |
| 509 | 1325 { |
| 1326 ngx_http_upstream_finalize_request(r, u, | |
| 1327 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1328 return; | |
| 1329 } | |
| 1330 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1331 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1332 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1333 if (r->cache) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1334 u->buffer.pos += r->cache->header_start; |
| 581 | 1335 u->buffer.last = u->buffer.pos; |
| 479 | 1336 } |
| 1337 #endif | |
| 1338 } | |
| 1339 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1340 for ( ;; ) { |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1341 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1342 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
|
1343 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1344 if (n == NGX_AGAIN) { |
| 479 | 1345 #if 0 |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1346 ngx_add_timer(rev, u->read_timeout); |
| 479 | 1347 #endif |
| 1348 | |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1349 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
|
1350 ngx_http_upstream_finalize_request(r, u, |
| 479 | 1351 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1352 return; |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1353 } |
|
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 return; |
|
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 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1358 if (n == 0) { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1359 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
|
1360 "upstream prematurely closed connection"); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1361 } |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1362 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1363 if (n == NGX_ERROR || n == 0) { |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1364 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
| 479 | 1365 return; |
| 1366 } | |
| 1367 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1368 u->buffer.last += n; |
| 479 | 1369 |
| 1370 #if 0 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1371 u->valid_header_in = 0; |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1372 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1373 u->peer.cached = 0; |
| 479 | 1374 #endif |
| 1375 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1376 rc = u->process_header(r); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1377 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1378 if (rc == NGX_AGAIN) { |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1379 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1380 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
|
1381 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
|
1382 "upstream sent too big header"); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1383 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1384 ngx_http_upstream_next(r, u, |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1385 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1386 return; |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1387 } |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1388 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1389 continue; |
| 479 | 1390 } |
| 1391 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1392 break; |
| 479 | 1393 } |
| 1394 | |
| 1395 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
| 1396 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
| 1397 return; | |
| 1398 } | |
| 1399 | |
|
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
|
1400 if (rc == NGX_ERROR) { |
| 479 | 1401 ngx_http_upstream_finalize_request(r, u, |
| 1402 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1403 return; | |
| 1404 } | |
| 1405 | |
| 1406 /* rc == NGX_OK */ | |
| 1407 | |
|
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1408 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
|
1409 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1410 if (r->subrequest_in_memory) { |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1411 u->buffer.last = u->buffer.pos; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1412 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1413 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1414 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
| 509 | 1415 return; |
| 1416 } | |
| 1417 | |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1418 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
|
1419 return; |
| 487 | 1420 } |
| 1421 } | |
| 1422 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1423 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
| 515 | 1424 return; |
| 1425 } | |
| 1426 | |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1427 if (!r->subrequest_in_memory) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1428 ngx_http_upstream_send_response(r, u); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1429 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1430 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1431 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1432 /* subrequest content in memory */ |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1433 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1434 if (u->input_filter == NULL) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1435 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1436 u->input_filter = ngx_http_upstream_non_buffered_filter; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1437 u->input_filter_ctx = r; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1438 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1439 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1440 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1441 ngx_http_upstream_finalize_request(r, u, |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1442 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1443 return; |
|
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 |
|
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1446 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
|
1447 |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1448 if (n) { |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1449 u->buffer.last -= n; |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1450 |
| 2402 | 1451 u->state->response_length += n; |
| 1452 | |
|
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1453 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
|
1454 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1455 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1456 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1457 |
|
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1458 if (u->length == 0) { |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1459 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
|
1460 return; |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1461 } |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1462 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1463 |
|
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1464 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
|
1465 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1466 ngx_http_upstream_process_body_in_memory(r, u); |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1467 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1468 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1469 |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1470 static ngx_int_t |
|
2268
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
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|
1471 ngx_http_upstream_test_next(ngx_http_request_t *r, ngx_http_upstream_t *u) |
|
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diff
changeset
|
1472 { |
|
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
changeset
|
1473 ngx_uint_t status; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1474 ngx_http_upstream_next_t *un; |
|
33556140681a
*) ngx_http_upstream_test_next()
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diff
changeset
|
1475 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1476 if (!(u->conf->next_upstream & NGX_HTTP_UPSTREAM_FT_STATUS)) { |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1477 return NGX_DECLINED; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1478 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1479 |
|
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
changeset
|
1480 status = u->headers_in.status_n; |
|
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
changeset
|
1481 |
|
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
changeset
|
1482 for (un = ngx_http_upstream_next_errors; un->status; un++) { |
|
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
changeset
|
1483 |
|
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
changeset
|
1484 if (status != un->status) { |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1485 continue; |
|
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
changeset
|
1486 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1487 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1488 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
|
1489 ngx_http_upstream_next(r, u, un->mask); |
|
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
changeset
|
1490 return NGX_OK; |
|
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
changeset
|
1491 } |
|
33556140681a
*) ngx_http_upstream_test_next()
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diff
changeset
|
1492 |
|
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
changeset
|
1493 #if (NGX_HTTP_CACHE) |
|
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
changeset
|
1494 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1495 if (u->peer.tries == 0 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1496 && u->stale_cache |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
1497 && (u->conf->cache_use_stale & un->mask)) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1498 { |
|
2268
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
changeset
|
1499 ngx_http_upstream_finalize_request(r, u, |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
1500 ngx_http_upstream_cache_send(r, u)); |
|
2268
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
changeset
|
1501 return NGX_OK; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1502 } |
|
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
changeset
|
1503 |
|
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
changeset
|
1504 #endif |
|
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
changeset
|
1505 } |
|
33556140681a
*) ngx_http_upstream_test_next()
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parents:
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diff
changeset
|
1506 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1507 return NGX_DECLINED; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1508 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1509 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1510 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1511 static ngx_int_t |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1512 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
|
1513 ngx_http_upstream_t *u) |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1514 { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1515 ngx_int_t status; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1516 ngx_uint_t i; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1517 ngx_table_elt_t *h; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1518 ngx_http_err_page_t *err_page; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1519 ngx_http_core_loc_conf_t *clcf; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1520 |
|
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1521 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
|
1522 |
|
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1523 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
|
1524 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
|
1525 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
|
1526 } |
|
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1527 |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1528 if (!u->conf->intercept_errors) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1529 return NGX_DECLINED; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1530 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1531 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1532 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
|
1533 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1534 if (clcf->error_pages == NULL) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1535 return NGX_DECLINED; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1536 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1537 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1538 err_page = clcf->error_pages->elts; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1539 for (i = 0; i < clcf->error_pages->nelts; i++) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1540 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1541 if (err_page[i].status == status) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1542 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1543 if (status == NGX_HTTP_UNAUTHORIZED) { |
|
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 h = ngx_list_push(&r->headers_out.headers); |
|
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 (h == NULL) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1548 ngx_http_upstream_finalize_request(r, u, |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1549 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1550 return NGX_OK; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1551 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1552 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1553 *h = *u->headers_in.www_authenticate; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1554 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1555 r->headers_out.www_authenticate = h; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1556 } |
|
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 ngx_http_upstream_finalize_request(r, u, status); |
|
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 return NGX_OK; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1561 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1562 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1563 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1564 return NGX_DECLINED; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1565 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1566 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1567 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1568 static ngx_int_t |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1569 ngx_http_upstream_test_connect(ngx_connection_t *c) |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1570 { |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1571 int err; |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1572 socklen_t len; |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1573 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1574 #if (NGX_HAVE_KQUEUE) |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1575 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1576 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
| 1166 | 1577 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
|
1578 c->log->action = "connecting to upstream"; |
| 1166 | 1579 (void) ngx_connection_error(c, c->write->kq_errno, |
| 1580 "kevent() reported that connect() failed"); | |
| 1581 return NGX_ERROR; | |
| 1582 } | |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1583 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1584 } else |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1585 #endif |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1586 { |
| 1166 | 1587 err = 0; |
| 1588 len = sizeof(int); | |
| 1589 | |
| 1590 /* | |
| 1591 * BSDs and Linux return 0 and set a pending error in err | |
| 1592 * Solaris returns -1 and sets errno | |
| 1593 */ | |
| 1594 | |
| 1595 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
| 1596 == -1) | |
| 1597 { | |
| 1598 err = ngx_errno; | |
| 1599 } | |
| 1600 | |
| 1601 if (err) { | |
|
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1602 c->log->action = "connecting to upstream"; |
| 1166 | 1603 (void) ngx_connection_error(c, err, "connect() failed"); |
| 1604 return NGX_ERROR; | |
| 1605 } | |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1606 } |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1607 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1608 return NGX_OK; |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1609 } |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1610 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1611 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1612 static ngx_int_t |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1613 ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1614 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1615 ngx_str_t *uri, args; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1616 ngx_uint_t i, flags; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1617 ngx_list_part_t *part; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1618 ngx_table_elt_t *h; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1619 ngx_http_upstream_header_t *hh; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1620 ngx_http_upstream_main_conf_t *umcf; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1621 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1622 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
|
1623 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1624 if (u->headers_in.x_accel_redirect) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1625 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1626 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1627 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1628 part = &u->headers_in.headers.part; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1629 h = part->elts; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1630 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1631 for (i = 0; /* void */; i++) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1632 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1633 if (i >= part->nelts) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1634 if (part->next == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1635 break; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1636 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1637 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1638 part = part->next; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1639 h = part->elts; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1640 i = 0; |
|
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 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1643 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
|
1644 h[i].lowcase_key, h[i].key.len); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1645 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1646 if (hh && hh->redirect) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1647 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
|
1648 ngx_http_finalize_request(r, |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1649 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1650 return NGX_DONE; |
|
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 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1653 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1654 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1655 uri = &u->headers_in.x_accel_redirect->value; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1656 args.len = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1657 args.data = NULL; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1658 flags = 0; |
|
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 (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
|
1661 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1662 return NGX_DONE; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1663 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1664 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1665 if (flags & NGX_HTTP_ZERO_IN_URI) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1666 r->zero_in_uri = 1; |
|
3a8a53c0c42f
a prelimiary proxy cache support
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 if (r->method != NGX_HTTP_HEAD) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1670 r->method = NGX_HTTP_GET; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1671 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1672 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1673 r->valid_unparsed_uri = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1674 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1675 ngx_http_internal_redirect(r, uri, &args); |
|
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 part = &u->headers_in.headers.part; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1680 h = part->elts; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1681 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1682 for (i = 0; /* void */; i++) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1683 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1684 if (i >= part->nelts) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1685 if (part->next == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1686 break; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1687 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
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 part = part->next; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1690 h = part->elts; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1691 i = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1692 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1693 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1694 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
|
1695 h[i].lowcase_key, h[i].key.len)) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1696 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1697 continue; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1698 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1699 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1700 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
|
1701 h[i].lowcase_key, h[i].key.len); |
|
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 if (hh) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1704 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
|
1705 ngx_http_upstream_finalize_request(r, u, |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1706 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1707 return NGX_DONE; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1708 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1709 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1710 continue; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1711 } |
|
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 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
|
1714 ngx_http_upstream_finalize_request(r, u, |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1715 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1716 return NGX_DONE; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1717 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1718 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1719 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1720 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
|
1721 r->headers_out.server->hash = 0; |
|
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 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
|
1725 r->headers_out.date->hash = 0; |
|
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 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1728 r->headers_out.status = u->headers_in.status_n; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1729 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
|
1730 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1731 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
|
1732 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1733 if (r->headers_out.content_length_n != -1) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1734 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
|
1735 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1736 } else { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1737 u->length = NGX_MAX_SIZE_T_VALUE; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1738 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1739 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1740 return NGX_OK; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1741 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1742 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1743 |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1744 static void |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1745 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
|
1746 ngx_http_upstream_t *u) |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1747 { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1748 size_t size; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1749 ssize_t n; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1750 ngx_buf_t *b; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1751 ngx_event_t *rev; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1752 ngx_connection_t *c; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1753 |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1754 c = u->peer.connection; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1755 rev = c->read; |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1756 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1757 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1758 "http upstream process body on memory"); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1759 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1760 if (rev->timedout) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1761 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1762 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1763 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1764 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1765 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1766 b = &u->buffer; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1767 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1768 for ( ;; ) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1769 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1770 size = b->end - b->last; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1771 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1772 if (size == 0) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1773 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1774 "upstream buffer is too small to read repsonse"); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1775 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1776 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1777 } |
|
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 n = c->recv(c, b->last, size); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1780 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1781 if (n == NGX_AGAIN) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1782 break; |
|
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 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1785 if (n == 0 || n == NGX_ERROR) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1786 ngx_http_upstream_finalize_request(r, u, n); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1787 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1788 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1789 |
| 2402 | 1790 u->state->response_length += n; |
| 1791 | |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1792 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1793 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1794 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1795 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1796 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1797 if (!rev->ready) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1798 break; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1799 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1800 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1801 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1802 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1803 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1804 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1805 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1806 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1807 if (rev->active) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1808 ngx_add_timer(rev, u->conf->read_timeout); |
|
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 } else if (rev->timer_set) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1811 ngx_del_timer(rev); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1812 } |
| 681 | 1813 } |
| 1814 | |
| 1815 | |
| 1816 static void | |
| 1817 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
| 1818 { | |
| 1819 int tcp_nodelay; | |
| 2402 | 1820 ssize_t n; |
| 681 | 1821 ngx_int_t rc; |
| 1822 ngx_event_pipe_t *p; | |
| 1823 ngx_connection_t *c; | |
| 1824 ngx_http_core_loc_conf_t *clcf; | |
| 1825 | |
| 509 | 1826 rc = ngx_http_send_header(r); |
| 479 | 1827 |
| 2701 | 1828 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
| 485 | 1829 ngx_http_upstream_finalize_request(r, u, rc); |
| 479 | 1830 return; |
| 1831 } | |
| 1832 | |
| 2701 | 1833 if (r->header_only) { |
| 1834 if (u->cacheable || u->store) { | |
| 1835 r->read_event_handler = ngx_http_request_empty_handler; | |
| 1836 r->write_event_handler = ngx_http_request_empty_handler; | |
| 1837 r->connection->error = 1; | |
| 1838 | |
| 1839 } else { | |
| 1840 ngx_http_upstream_finalize_request(r, u, rc); | |
| 1841 return; | |
| 1842 } | |
| 1843 } | |
| 1844 | |
| 479 | 1845 u->header_sent = 1; |
| 1846 | |
| 573 | 1847 if (r->request_body && r->request_body->temp_file) { |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1848 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1849 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
| 563 | 1850 } |
| 1851 | |
| 583 | 1852 c = r->connection; |
| 1853 | |
| 581 | 1854 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| 1855 | |
| 649 | 1856 if (!u->buffering) { |
| 581 | 1857 |
| 1858 if (u->input_filter == NULL) { | |
| 1859 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
| 1860 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
| 1861 u->input_filter_ctx = r; | |
| 1862 } | |
| 1863 | |
|
2381
3d7a70173d77
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1864 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
| 581 | 1865 r->write_event_handler = |
| 1866 ngx_http_upstream_process_non_buffered_downstream; | |
| 1867 | |
| 1868 r->limit_rate = 0; | |
| 1869 | |
| 1870 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
| 1871 ngx_http_upstream_finalize_request(r, u, 0); | |
| 1872 return; | |
| 1873 } | |
| 1874 | |
| 583 | 1875 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
| 1876 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
| 1877 | |
| 1878 tcp_nodelay = 1; | |
| 1879 | |
| 1880 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
| 1881 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
| 1882 { | |
| 1883 ngx_connection_error(c, ngx_socket_errno, | |
| 1884 "setsockopt(TCP_NODELAY) failed"); | |
| 1885 ngx_http_upstream_finalize_request(r, u, 0); | |
| 1886 return; | |
| 1887 } | |
| 1888 | |
| 1889 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
| 1890 } | |
| 1891 | |
| 2402 | 1892 n = u->buffer.last - u->buffer.pos; |
| 1893 | |
| 1894 if (n) { | |
| 581 | 1895 u->buffer.last = u->buffer.pos; |
| 1896 | |
| 2402 | 1897 u->state->response_length += n; |
| 1898 | |
| 1899 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
| 581 | 1900 ngx_http_upstream_finalize_request(r, u, 0); |
| 1901 return; | |
| 1902 } | |
| 1903 | |
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1904 ngx_http_upstream_process_non_buffered_downstream(r); |
| 581 | 1905 |
| 1906 } else { | |
| 1907 u->buffer.pos = u->buffer.start; | |
| 1908 u->buffer.last = u->buffer.start; | |
| 1909 | |
| 1910 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
| 1911 ngx_http_upstream_finalize_request(r, u, 0); | |
| 1912 return; | |
| 1913 } | |
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1914 |
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1915 if (u->peer.connection->read->ready) { |
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1916 ngx_http_upstream_process_non_buffered_upstream(r, u); |
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1917 } |
| 581 | 1918 } |
| 1919 | |
| 1920 return; | |
| 1921 } | |
| 1922 | |
| 479 | 1923 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
| 1924 | |
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1925 #if (NGX_HTTP_CACHE) |
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1926 |
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1927 if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { |
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1928 ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); |
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1929 r->cache->file.fd = NGX_INVALID_FILE; |
| 479 | 1930 } |
| 1931 | |
| 1565 | 1932 if (u->cacheable) { |
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1933 time_t now, valid; |
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1934 |
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1935 now = ngx_time(); |
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1936 |
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1937 valid = r->cache->valid_sec; |
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1938 |
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1939 if (valid == 0) { |
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1940 valid = ngx_http_file_cache_valid(u->conf->cache_valid, |
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1941 u->headers_in.status_n); |
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1942 if (valid) { |
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1943 r->cache->valid_sec = now + valid; |
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1944 } |
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1945 } |
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1946 |
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1947 if (valid) { |
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1948 r->cache->last_modified = r->headers_out.last_modified_time; |
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1949 r->cache->date = now; |
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1950 r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); |
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1951 |
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1952 if (r->headers_out.content_length_n != -1) { |
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1953 r->cache->length = r->cache->body_start |
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1954 + r->headers_out.content_length_n; |
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1955 } |
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1956 |
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1957 ngx_http_file_cache_set_header(r, u->buffer.start); |
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1958 |
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1959 } else { |
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1960 u->cacheable = 0; |
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1961 } |
| 479 | 1962 } |
| 1963 | |
| 2690 | 1964 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| 1965 "http cacheable: %d", u->cacheable); | |
| 1966 | |
| 479 | 1967 #endif |
| 1968 | |
| 581 | 1969 p = u->pipe; |
| 479 | 1970 |
| 1971 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
| 1972 p->output_ctx = r; | |
| 1973 p->tag = u->output.tag; | |
| 577 | 1974 p->bufs = u->conf->bufs; |
| 479 | 1975 p->busy_size = u->conf->busy_buffers_size; |
| 1976 p->upstream = u->peer.connection; | |
| 583 | 1977 p->downstream = c; |
| 479 | 1978 p->pool = r->pool; |
| 583 | 1979 p->log = c->log; |
| 577 | 1980 |
| 1565 | 1981 p->cacheable = u->cacheable || u->store; |
| 479 | 1982 |
| 501 | 1983 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
| 1984 if (p->temp_file == NULL) { | |
| 479 | 1985 ngx_http_upstream_finalize_request(r, u, 0); |
| 1986 return; | |
| 1987 } | |
| 1988 | |
| 1989 p->temp_file->file.fd = NGX_INVALID_FILE; | |
| 583 | 1990 p->temp_file->file.log = c->log; |
| 479 | 1991 p->temp_file->path = u->conf->temp_path; |
| 1992 p->temp_file->pool = r->pool; | |
| 577 | 1993 |
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1994 if (p->cacheable) { |
| 479 | 1995 p->temp_file->persistent = 1; |
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1996 |
| 479 | 1997 } else { |
| 667 | 1998 p->temp_file->log_level = NGX_LOG_WARN; |
| 479 | 1999 p->temp_file->warn = "an upstream response is buffered " |
| 2000 "to a temporary file"; | |
| 2001 } | |
| 2002 | |
| 2003 p->max_temp_file_size = u->conf->max_temp_file_size; | |
| 2004 p->temp_file_write_size = u->conf->temp_file_write_size; | |
| 2005 | |
| 501 | 2006 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
| 2007 if (p->preread_bufs == NULL) { | |
| 479 | 2008 ngx_http_upstream_finalize_request(r, u, 0); |
| 2009 return; | |
| 2010 } | |
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2011 |
| 581 | 2012 p->preread_bufs->buf = &u->buffer; |
| 479 | 2013 p->preread_bufs->next = NULL; |
| 581 | 2014 u->buffer.recycled = 1; |
| 2015 | |
| 2016 p->preread_size = u->buffer.last - u->buffer.pos; | |
| 479 | 2017 |
| 1565 | 2018 if (u->cacheable) { |
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2019 |
| 479 | 2020 p->buf_to_file = ngx_calloc_buf(r->pool); |
| 2021 if (p->buf_to_file == NULL) { | |
| 2022 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2023 return; | |
| 2024 } | |
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2025 |
| 581 | 2026 p->buf_to_file->pos = u->buffer.start; |
| 2027 p->buf_to_file->last = u->buffer.pos; | |
| 479 | 2028 p->buf_to_file->temporary = 1; |
| 2029 } | |
| 2030 | |
| 2031 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
| 2032 /* the posted aio operation may currupt a shadow buffer */ | |
| 2033 p->single_buf = 1; | |
| 2034 } | |
| 2035 | |
| 2036 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
| 2037 p->free_bufs = 1; | |
| 2038 | |
| 2039 /* | |
| 581 | 2040 * event_pipe would do u->buffer.last += p->preread_size |
| 479 | 2041 * as though these bytes were read |
| 2042 */ | |
| 581 | 2043 u->buffer.last = u->buffer.pos; |
| 479 | 2044 |
| 2045 if (u->conf->cyclic_temp_file) { | |
| 2046 | |
| 2047 /* | |
| 2048 * we need to disable the use of sendfile() if we use cyclic temp file | |
| 2049 * because the writing a new data may interfere with sendfile() | |
| 2050 * that uses the same kernel file pages (at least on FreeBSD) | |
| 2051 */ | |
| 2052 | |
| 2053 p->cyclic_temp_file = 1; | |
| 583 | 2054 c->sendfile = 0; |
| 479 | 2055 |
| 2056 } else { | |
| 2057 p->cyclic_temp_file = 0; | |
| 2058 } | |
| 2059 | |
| 2060 p->read_timeout = u->conf->read_timeout; | |
| 2061 p->send_timeout = clcf->send_timeout; | |
| 2062 p->send_lowat = clcf->send_lowat; | |
| 2063 | |
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2064 u->read_event_handler = ngx_http_upstream_process_upstream; |
| 509 | 2065 r->write_event_handler = ngx_http_upstream_process_downstream; |
| 479 | 2066 |
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2067 ngx_http_upstream_process_upstream(r, u); |
| 479 | 2068 } |
| 2069 | |
| 2070 | |
| 487 | 2071 static void |
| 581 | 2072 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
| 2073 { | |
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2074 ngx_event_t *wev; |
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2075 ngx_connection_t *c; |
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2076 ngx_http_upstream_t *u; |
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2077 |
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2078 c = r->connection; |
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2079 u = r->upstream; |
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2080 wev = c->write; |
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2081 |
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2082 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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2083 "http upstream process non buffered downstream"); |
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2084 |
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2085 c->log->action = "sending to client"; |
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2086 |
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2087 if (wev->timedout) { |
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2088 c->timedout = 1; |
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2089 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
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2090 ngx_http_upstream_finalize_request(r, u, 0); |
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2091 return; |
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2092 } |
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2093 |
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2094 ngx_http_upstream_process_non_buffered_request(r, 1); |
| 581 | 2095 } |
| 2096 | |
| 2097 | |
| 2098 static void | |
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2099 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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2100 ngx_http_upstream_t *u) |
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2101 { |
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2102 ngx_connection_t *c; |
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2103 |
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2104 c = u->peer.connection; |
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2105 |
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2106 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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2107 "http upstream process non buffered upstream"); |
|
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Igor Sysoev <igor@sysoev.ru>
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|
2108 |
|
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diff
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|
2109 c->log->action = "reading upstream"; |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2110 |
|
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2111 if (c->read->timedout) { |
|
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2112 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
|
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fix r2378, run posted requests after upstream event handling
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diff
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|
2113 ngx_http_upstream_finalize_request(r, u, 0); |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2114 return; |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2115 } |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
2116 |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2117 ngx_http_upstream_process_non_buffered_request(r, 0); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2118 } |
|
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fix r2378, run posted requests after upstream event handling
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2377
diff
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|
2119 |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2120 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2121 static void |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2122 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2123 ngx_uint_t do_write) |
| 581 | 2124 { |
| 2125 size_t size; | |
| 2126 ssize_t n; | |
| 2127 ngx_buf_t *b; | |
| 583 | 2128 ngx_int_t rc; |
|
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diff
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|
2129 ngx_connection_t *downstream, *upstream; |
| 581 | 2130 ngx_http_upstream_t *u; |
| 2131 ngx_http_core_loc_conf_t *clcf; | |
| 2132 | |
|
756
d904b5cb3bba
fix building introduced by previous commit
Igor Sysoev <igor@sysoev.ru>
parents:
755
diff
changeset
|
2133 u = r->upstream; |
| 884 | 2134 downstream = r->connection; |
| 2135 upstream = u->peer.connection; | |
| 581 | 2136 |
| 2137 b = &u->buffer; | |
| 2138 | |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2139 do_write = do_write || u->length == 0; |
| 581 | 2140 |
| 2141 for ( ;; ) { | |
| 2142 | |
| 2143 if (do_write) { | |
| 2144 | |
| 2145 if (u->out_bufs || u->busy_bufs) { | |
| 583 | 2146 rc = ngx_http_output_filter(r, u->out_bufs); |
| 2147 | |
| 884 | 2148 if (downstream->destroyed) { |
| 583 | 2149 return; |
| 2150 } | |
| 2151 | |
| 2152 if (rc == NGX_ERROR) { | |
| 581 | 2153 ngx_http_upstream_finalize_request(r, u, 0); |
| 2154 return; | |
| 2155 } | |
| 2156 | |
| 2157 ngx_chain_update_chains(&u->free_bufs, &u->busy_bufs, | |
| 2158 &u->out_bufs, u->output.tag); | |
| 2159 } | |
| 2160 | |
| 2161 if (u->busy_bufs == NULL) { | |
| 2162 | |
| 2163 if (u->length == 0 | |
| 884 | 2164 || upstream->read->eof |
| 2165 || upstream->read->error) | |
| 581 | 2166 { |
| 2167 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2168 return; | |
| 2169 } | |
| 2170 | |
| 2171 b->pos = b->start; | |
| 2172 b->last = b->start; | |
| 2173 } | |
| 2174 } | |
| 2175 | |
| 2176 size = b->end - b->last; | |
| 2177 | |
| 2178 if (size > u->length) { | |
| 2179 size = u->length; | |
| 2180 } | |
| 2181 | |
| 884 | 2182 if (size && upstream->read->ready) { |
| 2183 | |
| 2184 n = upstream->recv(upstream, b->last, size); | |
| 581 | 2185 |
| 2186 if (n == NGX_AGAIN) { | |
| 2187 break; | |
| 2188 } | |
| 2189 | |
| 2190 if (n > 0) { | |
| 2402 | 2191 u->state->response_length += n; |
| 2192 | |
| 581 | 2193 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
| 2194 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2195 return; | |
| 2196 } | |
| 2197 } | |
| 2198 | |
| 2199 do_write = 1; | |
| 2200 | |
| 2201 continue; | |
| 2202 } | |
| 2203 | |
| 2204 break; | |
| 2205 } | |
| 2206 | |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2207 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2208 |
| 884 | 2209 if (downstream->data == r) { |
| 2210 if (ngx_handle_write_event(downstream->write, clcf->send_lowat) | |
|
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87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
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2360
diff
changeset
|
2211 != NGX_OK) |
| 583 | 2212 { |
| 2213 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2214 return; | |
| 2215 } | |
| 581 | 2216 } |
| 2217 | |
|
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2218 if (downstream->write->active && !downstream->write->ready) { |
| 884 | 2219 ngx_add_timer(downstream->write, clcf->send_timeout); |
| 2220 | |
| 2221 } else if (downstream->write->timer_set) { | |
| 2222 ngx_del_timer(downstream->write); | |
| 581 | 2223 } |
| 2224 | |
|
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2225 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
| 581 | 2226 ngx_http_upstream_finalize_request(r, u, 0); |
| 2227 return; | |
| 2228 } | |
| 2229 | |
|
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2230 if (upstream->read->active && !upstream->read->ready) { |
| 884 | 2231 ngx_add_timer(upstream->read, u->conf->read_timeout); |
| 2232 | |
| 2233 } else if (upstream->read->timer_set) { | |
| 2234 ngx_del_timer(upstream->read); | |
| 581 | 2235 } |
| 2236 } | |
| 2237 | |
| 2238 | |
| 2239 static ngx_int_t | |
| 2240 ngx_http_upstream_non_buffered_filter_init(void *data) | |
| 2241 { | |
| 2242 return NGX_OK; | |
| 2243 } | |
| 2244 | |
| 2245 | |
| 2246 static ngx_int_t | |
| 2247 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
| 2248 { | |
| 2249 ngx_http_request_t *r = data; | |
| 2250 | |
| 2251 ngx_buf_t *b; | |
| 2252 ngx_chain_t *cl, **ll; | |
| 2253 ngx_http_upstream_t *u; | |
| 2254 | |
| 2255 u = r->upstream; | |
| 2256 | |
| 2257 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
| 2258 ll = &cl->next; | |
| 2259 } | |
| 2260 | |
| 2261 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
| 2262 if (cl == NULL) { | |
| 2263 return NGX_ERROR; | |
| 2264 } | |
| 2265 | |
| 2266 *ll = cl; | |
| 2267 | |
| 2268 cl->buf->flush = 1; | |
| 2269 cl->buf->memory = 1; | |
| 2270 | |
| 2271 b = &u->buffer; | |
| 2272 | |
| 2273 cl->buf->pos = b->last; | |
| 2274 b->last += bytes; | |
| 2275 cl->buf->last = b->last; | |
|
1908
f2953601ed3c
fix memory leak in long-lived non buffered connections
Igor Sysoev <igor@sysoev.ru>
parents:
1902
diff
changeset
|
2276 cl->buf->tag = u->output.tag; |
| 581 | 2277 |
| 2278 if (u->length == NGX_MAX_SIZE_T_VALUE) { | |
| 2279 return NGX_OK; | |
| 2280 } | |
| 2281 | |
| 2282 u->length -= bytes; | |
| 2283 | |
| 2284 return NGX_OK; | |
| 2285 } | |
| 2286 | |
| 2287 | |
| 2288 static void | |
| 509 | 2289 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
| 2290 { | |
|
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2291 ngx_event_t *wev; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2292 ngx_connection_t *c; |
| 509 | 2293 ngx_event_pipe_t *p; |
| 479 | 2294 ngx_http_upstream_t *u; |
| 2295 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2296 c = r->connection; |
| 479 | 2297 u = r->upstream; |
| 581 | 2298 p = u->pipe; |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2299 wev = c->write; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2300 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2301 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
|
2302 "http upstream process downstream"); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2303 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2304 c->log->action = "sending to client"; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2305 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2306 if (wev->timedout) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2307 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2308 if (wev->delayed) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2309 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2310 wev->timedout = 0; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2311 wev->delayed = 0; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2312 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2313 if (!wev->ready) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2314 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
|
2315 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2316 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
|
2317 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
|
2318 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2319 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2320 return; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2321 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2322 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2323 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
|
2324 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2325 if (c->destroyed) { |
| 527 | 2326 return; |
| 2327 } | |
| 2328 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2329 ngx_http_upstream_finalize_request(r, u, 0); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2330 return; |
| 527 | 2331 } |
| 479 | 2332 |
| 2333 } else { | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2334 p->downstream_error = 1; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2335 c->timedout = 1; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2336 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
| 479 | 2337 } |
| 2338 | |
| 2339 } else { | |
|
2381
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 if (wev->delayed) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2342 |
| 527 | 2343 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| 2344 "http downstream delayed"); | |
| 2345 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2346 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
|
2347 ngx_http_upstream_finalize_request(r, u, 0); |
| 527 | 2348 } |
| 2349 | |
| 2350 return; | |
| 2351 } | |
| 2352 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2353 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
|
2354 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2355 if (c->destroyed) { |
| 583 | 2356 return; |
| 2357 } | |
| 2358 | |
| 479 | 2359 ngx_http_upstream_finalize_request(r, u, 0); |
| 2360 return; | |
| 2361 } | |
| 2362 } | |
| 577 | 2363 |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2364 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
|
2365 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2366 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2367 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2368 static void |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2369 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
|
2370 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
|
2371 { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2372 ngx_connection_t *c; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2373 |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2374 c = u->peer.connection; |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2375 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2376 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
|
2377 "http upstream process upstream"); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2378 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2379 c->log->action = "reading upstream"; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2380 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2381 if (c->read->timedout) { |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2382 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
|
2383 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2384 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2385 } else { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2386 c = r->connection; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2387 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2388 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
|
2389 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2390 if (c->destroyed) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2391 return; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2392 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2393 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2394 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
|
2395 return; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2396 } |
|
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 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2399 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
|
2400 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2401 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2402 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2403 static void |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2404 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
|
2405 { |
|
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2406 ngx_uint_t del; |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2407 ngx_temp_file_t *tf; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2408 ngx_event_pipe_t *p; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2409 ngx_http_upstream_t *u; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2410 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2411 u = r->upstream; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2412 p = u->pipe; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2413 |
| 479 | 2414 if (u->peer.connection) { |
| 2415 | |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2416 if (u->store) { |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2417 |
|
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2418 del = p->upstream_error; |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2419 |
|
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2420 tf = u->pipe->temp_file; |
|
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2421 |
| 2463 | 2422 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
|
2423 |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2424 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
|
2425 && (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
|
2426 || (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
|
2427 { |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2428 ngx_http_upstream_store(r, u); |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2429 |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2430 } else { |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2431 del = 1; |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2432 } |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2433 } |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2434 |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2435 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
|
2436 |
|
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2437 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
|
2438 |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2439 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
|
2440 ngx_delete_file_n " \"%s\" failed", |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2441 u->pipe->temp_file->file.name.data); |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2442 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2443 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2444 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2445 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2446 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2447 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2448 if (u->cacheable) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2449 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2450 if (p->upstream_done) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2451 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
|
2452 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2453 } else if (p->upstream_eof) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2454 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2455 /* TODO: check length & update cache */ |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2456 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2457 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
|
2458 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2459 } else if (p->upstream_error) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2460 ngx_http_file_cache_free(r, u->pipe->temp_file); |
| 479 | 2461 } |
| 2462 } | |
| 2463 | |
| 2464 #endif | |
| 2465 | |
| 2466 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
|
2467 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 483 | 2468 "http upstream exit: %p", p->out); |
| 479 | 2469 #if 0 |
| 2470 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
| 2471 #endif | |
| 2472 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2473 return; | |
| 2474 } | |
| 2475 } | |
| 2476 | |
| 2477 if (p->downstream_error) { | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2478 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 483 | 2479 "http upstream downstream error"); |
| 479 | 2480 |
| 1565 | 2481 if (!u->cacheable && u->peer.connection) { |
| 479 | 2482 ngx_http_upstream_finalize_request(r, u, 0); |
| 2483 } | |
| 2484 } | |
| 2485 } | |
| 2486 | |
| 2487 | |
| 487 | 2488 static void |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2489 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
|
2490 { |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2491 size_t root; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2492 time_t lm; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2493 ngx_str_t path; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2494 ngx_temp_file_t *tf; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2495 ngx_ext_rename_file_t ext; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2496 |
| 1777 | 2497 tf = u->pipe->temp_file; |
| 2498 | |
| 2499 if (tf->file.fd == NGX_INVALID_FILE) { | |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2500 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2501 /* create file for empty 200 response */ |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2502 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2503 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
|
2504 if (tf == NULL) { |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2505 return; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2506 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2507 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2508 tf->file.fd = NGX_INVALID_FILE; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2509 tf->file.log = r->connection->log; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2510 tf->path = u->conf->temp_path; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2511 tf->pool = r->pool; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2512 tf->persistent = 1; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2513 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2514 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
|
2515 tf->persistent, tf->clean, tf->access) |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2516 != NGX_OK) |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2517 { |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2518 return; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2519 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2520 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2521 u->pipe->temp_file = tf; |
|
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 |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2524 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
|
2525 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
|
2526 ext.time = -1; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2527 ext.create_path = 1; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2528 ext.delete_file = 1; |
|
2394
dbe746851b31
use ngx_ext_rename_file() for single file MOVE
Igor Sysoev <igor@sysoev.ru>
parents:
2386
diff
changeset
|
2529 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
|
2530 ext.log = r->connection->log; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2531 |
| 1705 | 2532 if (u->headers_in.last_modified) { |
| 2533 | |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2534 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
|
2535 u->headers_in.last_modified->value.len); |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2536 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2537 if (lm != NGX_ERROR) { |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2538 ext.time = lm; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2539 ext.fd = tf->file.fd; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2540 } |
|
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 |
|
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2543 if (u->conf->store_lengths == NULL) { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2544 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2545 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
|
2546 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2547 } else { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2548 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
|
2549 u->conf->store_values->elts) |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2550 == NULL) |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2551 { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2552 return; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2553 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2554 } |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2555 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2556 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
|
2557 "upstream stores \"%s\" to \"%s\"", |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2558 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
|
2559 |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2560 (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
|
2561 } |
|
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 static void |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2565 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
| 479 | 2566 { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2567 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 479 | 2568 "http upstream dummy handler"); |
| 2569 } | |
| 2570 | |
| 2571 | |
| 487 | 2572 static void |
| 2573 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
| 2574 ngx_uint_t ft_type) | |
| 479 | 2575 { |
| 884 | 2576 ngx_uint_t status, state; |
| 479 | 2577 |
| 2578 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 884 | 2579 "http next upstream, %xi", ft_type); |
| 479 | 2580 |
| 2581 #if 0 | |
| 2582 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
| 2583 #endif | |
| 2584 | |
| 525 | 2585 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
| 884 | 2586 state = NGX_PEER_NEXT; |
| 525 | 2587 } else { |
| 884 | 2588 state = NGX_PEER_FAILED; |
| 479 | 2589 } |
| 525 | 2590 |
| 1378 | 2591 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
| 2592 u->peer.free(&u->peer, u->peer.data, state); | |
| 2593 } | |
| 525 | 2594 |
| 479 | 2595 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
| 2596 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
| 2597 "upstream timed out"); | |
| 2598 } | |
| 577 | 2599 |
| 479 | 2600 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
| 2601 status = 0; | |
| 2602 | |
| 2603 } else { | |
| 2604 switch(ft_type) { | |
| 2605 | |
| 2606 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
| 2607 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
| 2608 break; | |
| 2609 | |
| 2610 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
| 2611 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 2612 break; | |
| 2613 | |
| 2614 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
| 2615 status = NGX_HTTP_NOT_FOUND; | |
| 2616 break; | |
| 2617 | |
| 2618 /* | |
| 2619 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
| 2620 * never reach here | |
| 2621 */ | |
| 2622 | |
| 2623 default: | |
| 2624 status = NGX_HTTP_BAD_GATEWAY; | |
| 2625 } | |
| 2626 } | |
| 2627 | |
| 583 | 2628 if (r->connection->error) { |
| 479 | 2629 ngx_http_upstream_finalize_request(r, u, |
| 2630 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 2631 return; | |
| 2632 } | |
| 2633 | |
| 2634 if (status) { | |
| 2635 u->state->status = status; | |
| 2636 | |
| 525 | 2637 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
| 479 | 2638 |
| 2639 #if (NGX_HTTP_CACHE) | |
| 2640 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2641 if (u->stale_cache && (u->conf->cache_use_stale & ft_type)) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2642 |
| 479 | 2643 ngx_http_upstream_finalize_request(r, u, |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2644 ngx_http_upstream_cache_send(r, u)); |
| 479 | 2645 return; |
| 2646 } | |
| 2647 #endif | |
| 2648 | |
| 2649 ngx_http_upstream_finalize_request(r, u, status); | |
| 2650 return; | |
| 2651 } | |
| 2652 } | |
| 2653 | |
| 2654 if (u->peer.connection) { | |
| 2655 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 2656 "close http upstream connection: %d", | |
| 2657 u->peer.connection->fd); | |
| 577 | 2658 #if (NGX_HTTP_SSL) |
| 884 | 2659 |
| 577 | 2660 if (u->peer.connection->ssl) { |
| 884 | 2661 u->peer.connection->ssl->no_wait_shutdown = 1; |
| 2662 u->peer.connection->ssl->no_send_shutdown = 1; | |
| 2663 | |
| 2664 (void) ngx_ssl_shutdown(u->peer.connection); | |
| 577 | 2665 } |
| 2666 #endif | |
| 884 | 2667 |
| 479 | 2668 ngx_close_connection(u->peer.connection); |
| 2669 } | |
| 2670 | |
| 2671 #if 0 | |
| 2672 if (u->conf->busy_lock && !u->busy_locked) { | |
| 2673 ngx_http_upstream_busy_lock(p); | |
| 2674 return; | |
| 2675 } | |
| 2676 #endif | |
| 2677 | |
| 2678 ngx_http_upstream_connect(r, u); | |
| 2679 } | |
| 2680 | |
| 2681 | |
| 487 | 2682 static void |
| 569 | 2683 ngx_http_upstream_cleanup(void *data) |
| 2684 { | |
| 2685 ngx_http_request_t *r = data; | |
| 2686 | |
| 1705 | 2687 ngx_http_upstream_t *u; |
| 2688 | |
| 569 | 2689 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2690 "cleanup http upstream request: \"%V\"", &r->uri); | |
| 2691 | |
| 1705 | 2692 u = r->upstream; |
| 2693 | |
| 2694 if (u->resolved && u->resolved->ctx) { | |
| 2695 ngx_resolve_name_done(u->resolved->ctx); | |
| 1658 | 2696 } |
| 2697 | |
| 1705 | 2698 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
| 569 | 2699 } |
| 2700 | |
| 2701 | |
| 2702 static void | |
| 487 | 2703 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
| 2704 ngx_http_upstream_t *u, ngx_int_t rc) | |
| 479 | 2705 { |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2706 ngx_time_t *tp; |
| 563 | 2707 |
| 483 | 2708 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2709 "finalize http upstream request: %i", rc); | |
| 479 | 2710 |
| 2413 | 2711 if (u->cleanup) { |
| 2712 *u->cleanup = NULL; | |
| 2713 } | |
| 569 | 2714 |
| 1658 | 2715 if (u->state && u->state->response_sec) { |
| 563 | 2716 tp = ngx_timeofday(); |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2717 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
|
2718 u->state->response_msec = tp->msec - u->state->response_msec; |
| 2402 | 2719 |
| 2720 if (u->pipe) { | |
| 2721 u->state->response_length = u->pipe->read_length; | |
| 2722 } | |
| 563 | 2723 } |
| 2724 | |
| 479 | 2725 u->finalize_request(r, rc); |
| 2726 | |
| 1658 | 2727 if (u->peer.free) { |
| 2728 u->peer.free(&u->peer, u->peer.data, 0); | |
| 2729 } | |
| 884 | 2730 |
| 479 | 2731 if (u->peer.connection) { |
| 884 | 2732 |
| 577 | 2733 #if (NGX_HTTP_SSL) |
| 2734 | |
| 2735 /* TODO: do not shutdown persistent connection */ | |
| 2736 | |
| 2737 if (u->peer.connection->ssl) { | |
| 884 | 2738 |
| 2739 /* | |
| 2740 * We send the "close notify" shutdown alert to the upstream only | |
| 2741 * and do not wait its "close notify" shutdown alert. | |
| 2742 * It is acceptable according to the TLS standard. | |
| 2743 */ | |
| 2744 | |
| 2745 u->peer.connection->ssl->no_wait_shutdown = 1; | |
| 2746 | |
| 2747 (void) ngx_ssl_shutdown(u->peer.connection); | |
| 577 | 2748 } |
| 2749 #endif | |
| 884 | 2750 |
| 2751 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 2752 "close http upstream connection: %d", | |
| 2753 u->peer.connection->fd); | |
| 2754 | |
| 479 | 2755 ngx_close_connection(u->peer.connection); |
| 2756 } | |
| 2757 | |
| 483 | 2758 u->peer.connection = NULL; |
| 2759 | |
| 581 | 2760 if (u->pipe && u->pipe->temp_file) { |
| 479 | 2761 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2762 "http upstream temp fd: %d", | |
| 581 | 2763 u->pipe->temp_file->file.fd); |
| 479 | 2764 } |
| 2765 | |
|
2592
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a prelimiary proxy cache support
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2536
diff
changeset
|
2766 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
2767 |
|
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
|
2768 if (u->cacheable) { |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2769 time_t valid; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2770 |
| 479 | 2771 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 483 | 2772 "http upstream cache fd: %d", |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2773 r->cache->file.fd); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2774 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2775 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
|
2776 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2777 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
|
2778 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2779 if (valid) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2780 r->cache->valid_sec = ngx_time() + valid; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2781 r->cache->error = rc; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2782 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2783 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2784 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2785 ngx_http_file_cache_free(r, u->pipe->temp_file); |
| 479 | 2786 } |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2787 |
| 479 | 2788 #endif |
| 2789 | |
| 2692 | 2790 if (u->header_sent |
| 2791 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2792 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2793 rc = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2794 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2795 |
| 515 | 2796 if (rc == NGX_DECLINED) { |
| 2797 return; | |
| 2798 } | |
| 2799 | |
| 483 | 2800 r->connection->log->action = "sending to client"; |
| 2801 | |
|
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2802 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
|
2803 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
| 479 | 2804 } |
| 2805 | |
| 2806 ngx_http_finalize_request(r, rc); | |
| 2807 } | |
| 2808 | |
| 2809 | |
| 509 | 2810 static ngx_int_t |
| 2811 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 2812 ngx_uint_t offset) | |
| 577 | 2813 { |
| 509 | 2814 ngx_table_elt_t **ph; |
| 577 | 2815 |
| 509 | 2816 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
| 2817 | |
| 2818 if (*ph == NULL) { | |
| 2819 *ph = h; | |
| 2820 } | |
| 2821 | |
| 2822 return NGX_OK; | |
| 2823 } | |
| 2824 | |
| 2825 | |
| 2826 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
|
2827 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
|
2828 ngx_uint_t offset) |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2829 { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2830 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2831 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2832 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2833 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2834 static ngx_int_t |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2835 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
| 509 | 2836 ngx_table_elt_t *h, ngx_uint_t offset) |
| 2837 { | |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2838 u_char *p, *last; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2839 ngx_int_t n; |
| 509 | 2840 ngx_array_t *pa; |
| 2841 ngx_table_elt_t **ph; | |
| 2842 | |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2843 pa = &r->upstream->headers_in.cache_control; |
| 509 | 2844 |
| 2845 if (pa->elts == NULL) { | |
| 2846 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
| 2847 { | |
| 2848 return NGX_ERROR; | |
| 2849 } | |
| 2850 } | |
| 2851 | |
| 2852 ph = ngx_array_push(pa); | |
| 2853 if (ph == NULL) { | |
| 2854 return NGX_ERROR; | |
| 2855 } | |
| 2856 | |
| 2857 *ph = h; | |
| 2858 | |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2859 if (r->cache == NULL) { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2860 return NGX_OK; |
|
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 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2863 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
|
2864 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2865 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2866 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2867 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
|
2868 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2869 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
|
2870 != NULL) |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2871 { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2872 r->upstream->cacheable = 0; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2873 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2874 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2875 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2876 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
|
2877 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2878 if (p == NULL) { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2879 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2880 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2881 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2882 n = 0; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2883 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2884 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
|
2885 if (*p == ';' || *p == ' ') { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2886 break; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2887 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2888 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2889 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
|
2890 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
|
2891 continue; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2892 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2893 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2894 r->upstream->cacheable = 0; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2895 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2896 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2897 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2898 if (n == 0) { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2899 r->upstream->cacheable = 0; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2900 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
2901 } |
|
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 r->cache->valid_sec = ngx_time() + n; |
| 509 | 2904 return NGX_OK; |
| 2905 } | |
| 2906 | |
| 2907 | |
| 2908 static ngx_int_t | |
| 2666 | 2909 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 2910 ngx_uint_t offset) | |
| 2911 { | |
| 2912 time_t expires; | |
| 2913 | |
| 2914 r->upstream->headers_in.expires = h; | |
| 2915 | |
| 2916 if (r->cache == NULL) { | |
| 2917 return NGX_OK; | |
| 2918 } | |
| 2919 | |
| 2920 if (r->cache->valid_sec != 0) { | |
| 2921 return NGX_OK; | |
| 2922 } | |
| 2923 | |
| 2924 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
| 2925 | |
| 2926 if (expires == NGX_ERROR || expires < ngx_time()) { | |
| 2927 r->upstream->cacheable = 0; | |
| 2928 return NGX_OK; | |
| 2929 } | |
| 2930 | |
| 2931 r->cache->valid_sec = expires; | |
| 2932 | |
| 2933 return NGX_OK; | |
| 2934 } | |
| 2935 | |
| 2936 | |
| 2937 static ngx_int_t | |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2938 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
|
2939 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
|
2940 { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2941 u_char *p; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2942 size_t len; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2943 ngx_int_t n; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2944 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2945 r->upstream->headers_in.x_accel_expires = h; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2946 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2947 if (r->cache == NULL) { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2948 return NGX_OK; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2949 } |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2950 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2951 len = h->value.len; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2952 p = h->value.data; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2953 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2954 if (p[0] != '@') { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2955 n = ngx_atoi(p, len); |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2956 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2957 switch (n) { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2958 case 0: |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2959 r->upstream->cacheable = 0; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2960 case NGX_ERROR: |
| 2667 | 2961 return NGX_OK; |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2962 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2963 default: |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2964 r->cache->valid_sec = ngx_time() + n; |
| 2667 | 2965 return NGX_OK; |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2966 } |
| 2667 | 2967 } |
| 2968 | |
| 2969 p++; | |
| 2970 len--; | |
| 2971 | |
| 2972 n = ngx_atoi(p, len); | |
| 2973 | |
| 2974 if (n != NGX_ERROR) { | |
| 2975 r->cache->valid_sec = n; | |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2976 } |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2977 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2978 return NGX_OK; |
|
09725d69cb25
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Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2979 } |
|
09725d69cb25
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Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2980 |
|
09725d69cb25
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Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2981 |
|
09725d69cb25
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Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2982 static ngx_int_t |
| 527 | 2983 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 2984 ngx_uint_t offset) | |
| 577 | 2985 { |
| 527 | 2986 ngx_int_t n; |
| 2987 | |
| 2988 r->upstream->headers_in.x_accel_limit_rate = h; | |
| 2989 | |
| 2990 n = ngx_atoi(h->value.data, h->value.len); | |
| 2991 | |
| 2992 if (n != NGX_ERROR) { | |
| 2993 r->limit_rate = (size_t) n; | |
| 2994 } | |
| 2995 | |
| 2996 return NGX_OK; | |
| 2997 } | |
| 2998 | |
| 2999 | |
| 3000 static ngx_int_t | |
| 649 | 3001 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3002 ngx_uint_t offset) | |
| 3003 { | |
| 3004 u_char c0, c1, c2; | |
| 3005 | |
| 3006 if (r->upstream->conf->change_buffering) { | |
| 3007 | |
| 3008 if (h->value.len == 2) { | |
| 3009 c0 = ngx_tolower(h->value.data[0]); | |
| 3010 c1 = ngx_tolower(h->value.data[1]); | |
| 3011 | |
| 3012 if (c0 == 'n' && c1 == 'o') { | |
| 3013 r->upstream->buffering = 0; | |
| 3014 } | |
| 3015 | |
| 3016 } else if (h->value.len == 3) { | |
| 3017 c0 = ngx_tolower(h->value.data[0]); | |
| 3018 c1 = ngx_tolower(h->value.data[1]); | |
| 3019 c2 = ngx_tolower(h->value.data[2]); | |
| 3020 | |
| 3021 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
| 3022 r->upstream->buffering = 1; | |
| 3023 } | |
| 3024 } | |
| 3025 } | |
| 3026 | |
| 3027 return NGX_OK; | |
| 3028 } | |
| 3029 | |
| 3030 | |
| 3031 static ngx_int_t | |
| 657 | 3032 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3033 ngx_uint_t offset) | |
| 3034 { | |
| 3035 r->headers_out.override_charset = &h->value; | |
| 3036 | |
| 3037 return NGX_OK; | |
| 3038 } | |
| 3039 | |
| 3040 | |
| 3041 static ngx_int_t | |
| 509 | 3042 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3043 ngx_uint_t offset) | |
| 3044 { | |
| 573 | 3045 ngx_table_elt_t *ho, **ph; |
| 509 | 3046 |
| 3047 ho = ngx_list_push(&r->headers_out.headers); | |
| 3048 if (ho == NULL) { | |
| 3049 return NGX_ERROR; | |
| 3050 } | |
| 3051 | |
| 3052 *ho = *h; | |
| 3053 | |
| 573 | 3054 if (offset) { |
| 3055 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
| 3056 *ph = ho; | |
| 3057 } | |
| 3058 | |
| 509 | 3059 return NGX_OK; |
| 3060 } | |
| 3061 | |
| 3062 | |
| 3063 static ngx_int_t | |
| 3064 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
| 3065 ngx_table_elt_t *h, ngx_uint_t offset) | |
| 3066 { | |
| 3067 ngx_array_t *pa; | |
| 3068 ngx_table_elt_t *ho, **ph; | |
| 3069 | |
| 3070 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
| 3071 | |
| 3072 if (pa->elts == NULL) { | |
| 3073 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
| 3074 { | |
| 3075 return NGX_ERROR; | |
| 3076 } | |
| 3077 } | |
| 3078 | |
| 3079 ph = ngx_array_push(pa); | |
| 3080 if (ph == NULL) { | |
| 3081 return NGX_ERROR; | |
| 3082 } | |
| 3083 | |
| 3084 ho = ngx_list_push(&r->headers_out.headers); | |
| 3085 if (ho == NULL) { | |
| 3086 return NGX_ERROR; | |
| 3087 } | |
| 3088 | |
| 3089 *ho = *h; | |
| 3090 *ph = ho; | |
| 3091 | |
| 3092 return NGX_OK; | |
| 3093 } | |
| 3094 | |
| 3095 | |
| 3096 static ngx_int_t | |
| 3097 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3098 ngx_uint_t offset) | |
| 3099 { | |
| 657 | 3100 u_char *p, *last; |
| 3101 | |
| 3102 r->headers_out.content_type_len = h->value.len; | |
| 509 | 3103 r->headers_out.content_type = h->value; |
| 3104 | |
| 657 | 3105 for (p = h->value.data; *p; p++) { |
| 3106 | |
| 3107 if (*p != ';') { | |
| 3108 continue; | |
| 3109 } | |
| 3110 | |
| 3111 last = p; | |
| 3112 | |
| 3113 while (*++p == ' ') { /* void */ } | |
| 3114 | |
| 1968 | 3115 if (*p == '\0') { |
| 3116 return NGX_OK; | |
| 3117 } | |
| 3118 | |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3119 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
| 657 | 3120 continue; |
| 3121 } | |
| 3122 | |
| 3123 p += 8; | |
| 3124 | |
| 3125 r->headers_out.content_type_len = last - h->value.data; | |
| 3126 | |
| 2244 | 3127 if (*p == '"') { |
| 3128 p++; | |
| 3129 } | |
| 3130 | |
| 3131 last = h->value.data + h->value.len; | |
| 3132 | |
| 3133 if (*(last - 1) == '"') { | |
| 3134 last--; | |
| 3135 } | |
| 3136 | |
| 3137 r->headers_out.charset.len = last - p; | |
| 657 | 3138 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
|
3139 |
|
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3140 return NGX_OK; |
| 657 | 3141 } |
| 3142 | |
| 509 | 3143 return NGX_OK; |
| 3144 } | |
| 3145 | |
| 3146 | |
| 3147 static ngx_int_t | |
| 3148 ngx_http_upstream_copy_content_length(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3149 ngx_uint_t offset) | |
| 3150 { | |
| 3151 ngx_table_elt_t *ho; | |
| 3152 | |
| 3153 ho = ngx_list_push(&r->headers_out.headers); | |
| 3154 if (ho == NULL) { | |
| 3155 return NGX_ERROR; | |
| 3156 } | |
| 3157 | |
| 3158 *ho = *h; | |
| 3159 | |
| 3160 r->headers_out.content_length = ho; | |
| 3161 r->headers_out.content_length_n = ngx_atoof(h->value.data, h->value.len); | |
| 3162 | |
| 3163 return NGX_OK; | |
| 3164 } | |
| 3165 | |
| 3166 | |
| 3167 static ngx_int_t | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3168 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
|
3169 ngx_uint_t offset) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3170 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3171 ngx_table_elt_t *ho; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3172 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3173 ho = ngx_list_push(&r->headers_out.headers); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3174 if (ho == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3175 return NGX_ERROR; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3176 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3177 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3178 *ho = *h; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3179 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3180 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3181 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3182 if (r->cached) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3183 r->headers_out.last_modified = ho; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3184 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
|
3185 h->value.len); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3186 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3187 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3188 #endif |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3189 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3190 return NGX_OK; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3191 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3192 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3193 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3194 static ngx_int_t |
| 509 | 3195 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3196 ngx_uint_t offset) | |
| 3197 { | |
| 3198 ngx_int_t rc; | |
| 3199 ngx_table_elt_t *ho; | |
| 3200 | |
| 3201 ho = ngx_list_push(&r->headers_out.headers); | |
| 3202 if (ho == NULL) { | |
| 3203 return NGX_ERROR; | |
| 3204 } | |
| 3205 | |
| 3206 *ho = *h; | |
| 3207 | |
| 3208 if (r->upstream->rewrite_redirect) { | |
| 3209 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
| 3210 | |
| 529 | 3211 if (rc == NGX_DECLINED) { |
| 3212 return NGX_OK; | |
| 3213 } | |
| 3214 | |
| 509 | 3215 if (rc == NGX_OK) { |
| 3216 r->headers_out.location = ho; | |
| 3217 | |
| 3218 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 3219 "rewritten location: \"%V\"", &ho->value); | |
| 3220 } | |
| 3221 | |
| 3222 return rc; | |
| 3223 } | |
| 3224 | |
|
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3225 if (ho->value.data[0] != '/') { |
|
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3226 r->headers_out.location = ho; |
|
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3227 } |
|
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3228 |
| 509 | 3229 /* |
| 3230 * we do not set r->headers_out.location here to avoid the handling | |
| 3231 * the local redirects without a host name by ngx_http_header_filter() | |
| 3232 */ | |
| 3233 | |
| 3234 return NGX_OK; | |
| 3235 } | |
| 3236 | |
| 3237 | |
| 3238 static ngx_int_t | |
| 3239 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3240 ngx_uint_t offset) | |
| 3241 { | |
| 3242 u_char *p; | |
| 3243 ngx_int_t rc; | |
| 3244 ngx_table_elt_t *ho; | |
| 3245 | |
| 3246 ho = ngx_list_push(&r->headers_out.headers); | |
| 3247 if (ho == NULL) { | |
| 3248 return NGX_ERROR; | |
| 3249 } | |
| 3250 | |
| 3251 *ho = *h; | |
| 3252 | |
| 3253 if (r->upstream->rewrite_redirect) { | |
| 3254 | |
| 1549 | 3255 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
| 509 | 3256 |
| 3257 if (p) { | |
| 3258 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
| 3259 | |
| 3260 } else { | |
| 3261 return NGX_OK; | |
| 3262 } | |
| 3263 | |
| 529 | 3264 if (rc == NGX_DECLINED) { |
| 3265 return NGX_OK; | |
| 3266 } | |
| 3267 | |
| 509 | 3268 if (rc == NGX_OK) { |
| 1654 | 3269 r->headers_out.refresh = ho; |
| 3270 | |
| 509 | 3271 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 3272 "rewritten refresh: \"%V\"", &ho->value); | |
| 3273 } | |
| 3274 | |
| 3275 return rc; | |
| 3276 } | |
| 3277 | |
| 1654 | 3278 r->headers_out.refresh = ho; |
| 3279 | |
| 509 | 3280 return NGX_OK; |
| 3281 } | |
| 3282 | |
| 3283 | |
|
2592
3a8a53c0c42f
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parents:
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diff
changeset
|
3284 static ngx_int_t |
|
3a8a53c0c42f
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parents:
2536
diff
changeset
|
3285 ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
|
3a8a53c0c42f
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diff
changeset
|
3286 ngx_table_elt_t *h, ngx_uint_t offset) |
|
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2536
diff
changeset
|
3287 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
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2536
diff
changeset
|
3288 ngx_table_elt_t *ho; |
|
3a8a53c0c42f
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diff
changeset
|
3289 |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
3290 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
3291 |
|
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
3292 if (r->cached) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3293 r->allow_ranges = 1; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3294 return NGX_OK; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3295 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3296 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3297 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3298 #endif |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3299 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3300 ho = ngx_list_push(&r->headers_out.headers); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3301 if (ho == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3302 return NGX_ERROR; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3303 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3304 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3305 *ho = *h; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3306 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3307 return NGX_OK; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3308 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3309 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3310 |
| 509 | 3311 #if (NGX_HTTP_GZIP) |
| 3312 | |
| 3313 static ngx_int_t | |
| 3314 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
| 3315 ngx_table_elt_t *h, ngx_uint_t offset) | |
| 3316 { | |
| 3317 ngx_table_elt_t *ho; | |
| 3318 | |
| 3319 ho = ngx_list_push(&r->headers_out.headers); | |
| 3320 if (ho == NULL) { | |
| 3321 return NGX_ERROR; | |
| 3322 } | |
| 3323 | |
| 3324 *ho = *h; | |
| 3325 | |
| 3326 r->headers_out.content_encoding = ho; | |
| 3327 | |
| 3328 return NGX_OK; | |
| 3329 } | |
| 3330 | |
| 3331 #endif | |
| 3332 | |
| 3333 | |
| 487 | 3334 static ngx_int_t |
| 573 | 3335 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
| 479 | 3336 { |
| 880 | 3337 ngx_http_variable_t *var, *v; |
| 479 | 3338 |
| 573 | 3339 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
| 3340 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
| 3341 if (var == NULL) { | |
| 3342 return NGX_ERROR; | |
| 3343 } | |
| 3344 | |
| 637 | 3345 var->get_handler = v->get_handler; |
| 573 | 3346 var->data = v->data; |
| 3347 } | |
| 3348 | |
| 479 | 3349 return NGX_OK; |
| 3350 } | |
| 509 | 3351 |
| 3352 | |
| 573 | 3353 static ngx_int_t |
| 1181 | 3354 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
| 3355 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3356 { | |
| 3357 u_char *p; | |
| 3358 size_t len; | |
| 3359 ngx_uint_t i; | |
| 3360 ngx_http_upstream_state_t *state; | |
| 3361 | |
| 3362 v->valid = 1; | |
| 1565 | 3363 v->no_cacheable = 0; |
| 1181 | 3364 v->not_found = 0; |
| 3365 | |
| 3366 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
| 3367 v->not_found = 1; | |
| 3368 return NGX_OK; | |
| 3369 } | |
| 3370 | |
| 3371 len = 0; | |
| 3372 state = r->upstream_states->elts; | |
| 3373 | |
| 3374 for (i = 0; i < r->upstream_states->nelts; i++) { | |
| 3375 if (state[i].peer) { | |
| 3376 len += state[i].peer->len + 2; | |
| 3377 | |
| 3378 } else { | |
| 3379 len += 3; | |
| 3380 } | |
| 3381 } | |
| 3382 | |
| 2049 | 3383 p = ngx_pnalloc(r->pool, len); |
| 1181 | 3384 if (p == NULL) { |
| 3385 return NGX_ERROR; | |
| 3386 } | |
| 3387 | |
| 3388 v->data = p; | |
| 3389 | |
| 3390 i = 0; | |
| 3391 | |
| 3392 for ( ;; ) { | |
| 3393 if (state[i].peer) { | |
| 3394 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
| 3395 } | |
| 3396 | |
| 3397 if (++i == r->upstream_states->nelts) { | |
| 3398 break; | |
| 3399 } | |
| 3400 | |
| 3401 if (state[i].peer) { | |
| 3402 *p++ = ','; | |
| 3403 *p++ = ' '; | |
| 3404 | |
| 3405 } else { | |
| 3406 *p++ = ' '; | |
| 3407 *p++ = ':'; | |
| 3408 *p++ = ' '; | |
| 3409 | |
| 3410 if (++i == r->upstream_states->nelts) { | |
| 3411 break; | |
| 3412 } | |
| 3413 | |
| 3414 continue; | |
| 3415 } | |
| 3416 } | |
| 3417 | |
| 3418 v->len = p - v->data; | |
| 3419 | |
| 3420 return NGX_OK; | |
| 3421 } | |
| 3422 | |
| 3423 | |
| 3424 static ngx_int_t | |
| 573 | 3425 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
| 3426 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3427 { | |
| 3428 u_char *p; | |
| 3429 size_t len; | |
| 3430 ngx_uint_t i; | |
| 3431 ngx_http_upstream_state_t *state; | |
| 3432 | |
| 3433 v->valid = 1; | |
| 1565 | 3434 v->no_cacheable = 0; |
| 573 | 3435 v->not_found = 0; |
| 3436 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3437 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
| 573 | 3438 v->not_found = 1; |
| 3439 return NGX_OK; | |
| 3440 } | |
| 3441 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3442 len = r->upstream_states->nelts * (3 + 2); |
| 573 | 3443 |
| 2049 | 3444 p = ngx_pnalloc(r->pool, len); |
| 573 | 3445 if (p == NULL) { |
| 3446 return NGX_ERROR; | |
| 3447 } | |
| 3448 | |
| 3449 v->data = p; | |
| 3450 | |
| 3451 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
|
3452 state = r->upstream_states->elts; |
| 573 | 3453 |
| 3454 for ( ;; ) { | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3455 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
|
3456 p = ngx_sprintf(p, "%ui", state[i].status); |
| 573 | 3457 |
| 3458 } else { | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3459 *p++ = '-'; |
| 573 | 3460 } |
| 3461 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3462 if (++i == r->upstream_states->nelts) { |
| 573 | 3463 break; |
| 3464 } | |
| 3465 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3466 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
|
3467 *p++ = ','; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3468 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3469 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3470 } else { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3471 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3472 *p++ = ':'; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3473 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3474 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3475 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
|
3476 break; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3477 } |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3478 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3479 continue; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3480 } |
| 573 | 3481 } |
| 3482 | |
| 3483 v->len = p - v->data; | |
| 3484 | |
| 3485 return NGX_OK; | |
| 3486 } | |
| 3487 | |
| 3488 | |
| 3489 static ngx_int_t | |
| 3490 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
| 3491 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3492 { | |
| 3493 u_char *p; | |
| 3494 size_t len; | |
| 3495 ngx_uint_t i; | |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3496 ngx_msec_int_t ms; |
| 573 | 3497 ngx_http_upstream_state_t *state; |
| 3498 | |
| 3499 v->valid = 1; | |
| 1565 | 3500 v->no_cacheable = 0; |
| 573 | 3501 v->not_found = 0; |
| 3502 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3503 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
| 573 | 3504 v->not_found = 1; |
| 3505 return NGX_OK; | |
| 3506 } | |
| 3507 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3508 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
| 573 | 3509 |
| 2049 | 3510 p = ngx_pnalloc(r->pool, len); |
| 573 | 3511 if (p == NULL) { |
| 3512 return NGX_ERROR; | |
| 3513 } | |
| 3514 | |
| 3515 v->data = p; | |
| 3516 | |
| 3517 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
|
3518 state = r->upstream_states->elts; |
| 573 | 3519 |
| 3520 for ( ;; ) { | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3521 if (state[i].status) { |
| 1640 | 3522 ms = (ngx_msec_int_t) |
| 3523 (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
|
3524 ms = (ms >= 0) ? ms : 0; |
|
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3525 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
|
3526 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3527 } else { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3528 *p++ = '-'; |
| 573 | 3529 } |
| 3530 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3531 if (++i == r->upstream_states->nelts) { |
| 573 | 3532 break; |
| 3533 } | |
| 3534 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3535 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
|
3536 *p++ = ','; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3537 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3538 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3539 } else { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3540 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3541 *p++ = ':'; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3542 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3543 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3544 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
|
3545 break; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3546 } |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3547 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3548 continue; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3549 } |
| 573 | 3550 } |
| 3551 | |
| 3552 v->len = p - v->data; | |
| 3553 | |
| 3554 return NGX_OK; | |
| 3555 } | |
| 3556 | |
| 3557 | |
| 2402 | 3558 static ngx_int_t |
| 3559 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
| 3560 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3561 { | |
| 3562 u_char *p; | |
| 3563 size_t len; | |
| 3564 ngx_uint_t i; | |
| 3565 ngx_http_upstream_state_t *state; | |
| 3566 | |
| 3567 v->valid = 1; | |
| 3568 v->no_cacheable = 0; | |
| 3569 v->not_found = 0; | |
| 3570 | |
| 3571 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
| 3572 v->not_found = 1; | |
| 3573 return NGX_OK; | |
| 3574 } | |
| 3575 | |
| 3576 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
| 3577 | |
| 3578 p = ngx_pnalloc(r->pool, len); | |
| 3579 if (p == NULL) { | |
| 3580 return NGX_ERROR; | |
| 3581 } | |
| 3582 | |
| 3583 v->data = p; | |
| 3584 | |
| 3585 i = 0; | |
| 3586 state = r->upstream_states->elts; | |
| 3587 | |
| 3588 for ( ;; ) { | |
| 3589 p = ngx_sprintf(p, "%O", state[i].response_length); | |
| 3590 | |
| 3591 if (++i == r->upstream_states->nelts) { | |
| 3592 break; | |
| 3593 } | |
| 3594 | |
| 3595 if (state[i].peer) { | |
| 3596 *p++ = ','; | |
| 3597 *p++ = ' '; | |
| 3598 | |
| 3599 } else { | |
| 3600 *p++ = ' '; | |
| 3601 *p++ = ':'; | |
| 3602 *p++ = ' '; | |
| 3603 | |
| 3604 if (++i == r->upstream_states->nelts) { | |
| 3605 break; | |
| 3606 } | |
| 3607 | |
| 3608 continue; | |
| 3609 } | |
| 3610 } | |
| 3611 | |
| 3612 v->len = p - v->data; | |
| 3613 | |
| 3614 return NGX_OK; | |
| 3615 } | |
| 3616 | |
| 3617 | |
| 1162 | 3618 ngx_int_t |
| 3619 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
| 3620 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3621 { | |
| 3622 if (r->upstream == NULL) { | |
| 3623 v->not_found = 1; | |
| 3624 return NGX_OK; | |
| 3625 } | |
| 3626 | |
| 3627 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
| 3628 &r->upstream->headers_in.headers.part, | |
| 3629 sizeof("upstream_http_") - 1); | |
| 3630 } | |
| 3631 | |
| 3632 | |
| 651 | 3633 static char * |
| 3634 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
| 3635 { | |
| 884 | 3636 char *rv; |
| 3637 void *mconf; | |
| 3638 ngx_str_t *value; | |
| 3639 ngx_url_t u; | |
| 3640 ngx_uint_t m; | |
| 3641 ngx_conf_t pcf; | |
| 3642 ngx_http_module_t *module; | |
| 3643 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
| 3644 ngx_http_upstream_srv_conf_t *uscf; | |
| 3645 | |
| 3646 ngx_memzero(&u, sizeof(ngx_url_t)); | |
| 3647 | |
| 3648 value = cf->args->elts; | |
| 3649 u.host = value[1]; | |
| 3650 u.no_resolve = 1; | |
| 3651 | |
| 3652 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
| 3653 |NGX_HTTP_UPSTREAM_WEIGHT | |
| 3654 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
| 3655 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
| 3656 |NGX_HTTP_UPSTREAM_DOWN | |
| 3657 |NGX_HTTP_UPSTREAM_BACKUP); | |
| 3658 if (uscf == NULL) { | |
| 3659 return NGX_CONF_ERROR; | |
| 3660 } | |
| 3661 | |
| 651 | 3662 |
| 3663 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
| 3664 if (ctx == NULL) { | |
| 3665 return NGX_CONF_ERROR; | |
| 3666 } | |
| 3667 | |
| 884 | 3668 http_ctx = cf->ctx; |
| 3669 ctx->main_conf = http_ctx->main_conf; | |
| 651 | 3670 |
| 3671 /* the upstream{}'s srv_conf */ | |
| 3672 | |
| 3673 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
| 3674 if (ctx->srv_conf == NULL) { | |
| 3675 return NGX_CONF_ERROR; | |
| 3676 } | |
| 3677 | |
| 3678 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
| 3679 | |
| 884 | 3680 uscf->srv_conf = ctx->srv_conf; |
| 3681 | |
| 651 | 3682 |
| 3683 /* the upstream{}'s loc_conf */ | |
| 3684 | |
| 3685 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
| 3686 if (ctx->loc_conf == NULL) { | |
| 3687 return NGX_CONF_ERROR; | |
| 3688 } | |
| 3689 | |
| 3690 for (m = 0; ngx_modules[m]; m++) { | |
| 3691 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
| 3692 continue; | |
| 3693 } | |
| 3694 | |
| 3695 module = ngx_modules[m]->ctx; | |
| 3696 | |
| 884 | 3697 if (module->create_srv_conf) { |
| 3698 mconf = module->create_srv_conf(cf); | |
| 3699 if (mconf == NULL) { | |
| 3700 return NGX_CONF_ERROR; | |
| 3701 } | |
| 3702 | |
| 3703 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
| 3704 } | |
| 3705 | |
| 651 | 3706 if (module->create_loc_conf) { |
| 3707 mconf = module->create_loc_conf(cf); | |
| 3708 if (mconf == NULL) { | |
| 3709 return NGX_CONF_ERROR; | |
| 3710 } | |
| 3711 | |
| 3712 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
| 3713 } | |
| 3714 } | |
| 3715 | |
| 3716 | |
| 3717 /* parse inside upstream{} */ | |
| 3718 | |
| 3719 pcf = *cf; | |
| 3720 cf->ctx = ctx; | |
| 3721 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
| 3722 | |
| 3723 rv = ngx_conf_parse(cf, NULL); | |
| 3724 | |
| 3725 *cf = pcf; | |
| 3726 | |
| 3727 if (rv != NGX_CONF_OK) { | |
| 3728 return rv; | |
| 3729 } | |
| 3730 | |
| 3731 if (uscf->servers == NULL) { | |
| 3732 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 3733 "no servers are inside upstream"); | |
| 3734 return NGX_CONF_ERROR; | |
| 3735 } | |
| 3736 | |
| 3737 return rv; | |
| 3738 } | |
| 3739 | |
| 3740 | |
| 3741 static char * | |
| 3742 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 3743 { | |
| 3744 ngx_http_upstream_srv_conf_t *uscf = conf; | |
| 3745 | |
| 884 | 3746 time_t fail_timeout; |
| 3747 ngx_str_t *value, s; | |
| 3748 ngx_url_t u; | |
| 3749 ngx_int_t weight, max_fails; | |
| 3750 ngx_uint_t i; | |
| 3751 ngx_http_upstream_server_t *us; | |
| 651 | 3752 |
| 3753 if (uscf->servers == NULL) { | |
| 884 | 3754 uscf->servers = ngx_array_create(cf->pool, 4, |
| 3755 sizeof(ngx_http_upstream_server_t)); | |
| 651 | 3756 if (uscf->servers == NULL) { |
| 3757 return NGX_CONF_ERROR; | |
| 3758 } | |
| 3759 } | |
| 3760 | |
| 884 | 3761 us = ngx_array_push(uscf->servers); |
| 3762 if (us == NULL) { | |
| 651 | 3763 return NGX_CONF_ERROR; |
| 3764 } | |
| 3765 | |
| 884 | 3766 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
| 3767 | |
| 651 | 3768 value = cf->args->elts; |
| 3769 | |
| 3770 ngx_memzero(&u, sizeof(ngx_url_t)); | |
| 3771 | |
| 3772 u.url = value[1]; | |
| 906 | 3773 u.default_port = 80; |
| 651 | 3774 |
|
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
3775 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
| 651 | 3776 if (u.err) { |
| 3777 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 3778 "%s in upstream \"%V\"", u.err, &u.url); | |
| 3779 } | |
| 3780 | |
| 3781 return NGX_CONF_ERROR; | |
| 3782 } | |
| 3783 | |
| 663 | 3784 weight = 1; |
| 884 | 3785 max_fails = 1; |
| 3786 fail_timeout = 10; | |
| 3787 | |
| 3788 for (i = 2; i < cf->args->nelts; i++) { | |
| 3789 | |
| 3790 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
| 3791 | |
| 3792 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
| 3793 goto invalid; | |
| 3794 } | |
| 3795 | |
| 3796 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
| 663 | 3797 |
| 3798 if (weight == NGX_ERROR || weight == 0) { | |
| 3799 goto invalid; | |
| 3800 } | |
| 3801 | |
| 884 | 3802 continue; |
| 3803 } | |
| 3804 | |
| 3805 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
| 3806 | |
| 3807 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
| 3808 goto invalid; | |
| 3809 } | |
| 3810 | |
| 3811 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
| 3812 | |
| 3813 if (max_fails == NGX_ERROR) { | |
| 3814 goto invalid; | |
| 3815 } | |
| 3816 | |
| 3817 continue; | |
| 663 | 3818 } |
| 884 | 3819 |
| 3820 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
| 3821 | |
| 3822 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
| 3823 goto invalid; | |
| 3824 } | |
| 3825 | |
| 3826 s.len = value[i].len - 13; | |
| 3827 s.data = &value[i].data[13]; | |
| 3828 | |
| 3829 fail_timeout = ngx_parse_time(&s, 1); | |
| 3830 | |
| 1973 | 3831 if (fail_timeout == NGX_ERROR) { |
| 884 | 3832 goto invalid; |
| 3833 } | |
| 3834 | |
| 3835 continue; | |
| 3836 } | |
| 3837 | |
| 1378 | 3838 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
| 3839 | |
| 3840 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
| 3841 goto invalid; | |
| 3842 } | |
| 3843 | |
| 3844 us->backup = 1; | |
| 3845 | |
| 3846 continue; | |
| 3847 } | |
| 3848 | |
| 884 | 3849 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
| 3850 | |
| 3851 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
| 3852 goto invalid; | |
| 3853 } | |
| 3854 | |
| 3855 us->down = 1; | |
| 3856 | |
| 3857 continue; | |
| 3858 } | |
| 3859 | |
| 3860 goto invalid; | |
| 663 | 3861 } |
| 3862 | |
| 884 | 3863 us->addrs = u.addrs; |
| 3864 us->naddrs = u.naddrs; | |
| 3865 us->weight = weight; | |
| 3866 us->max_fails = max_fails; | |
| 3867 us->fail_timeout = fail_timeout; | |
| 651 | 3868 |
| 3869 return NGX_CONF_OK; | |
| 663 | 3870 |
| 3871 invalid: | |
| 3872 | |
| 884 | 3873 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 3874 "invalid parameter \"%V\"", &value[i]); | |
| 663 | 3875 |
| 3876 return NGX_CONF_ERROR; | |
| 651 | 3877 } |
| 3878 | |
| 3879 | |
| 3880 ngx_http_upstream_srv_conf_t * | |
| 884 | 3881 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
| 651 | 3882 { |
| 3883 ngx_uint_t i; | |
| 884 | 3884 ngx_http_upstream_server_t *us; |
| 651 | 3885 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
| 3886 ngx_http_upstream_main_conf_t *umcf; | |
| 3887 | |
| 884 | 3888 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
| 3889 | |
|
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
3890 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
| 651 | 3891 if (u->err) { |
| 3892 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 3893 "%s in upstream \"%V\"", u->err, &u->url); | |
| 3894 } | |
| 3895 | |
| 3896 return NULL; | |
| 3897 } | |
| 3898 } | |
| 3899 | |
| 3900 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
| 3901 | |
| 3902 uscfp = umcf->upstreams.elts; | |
| 3903 | |
| 3904 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
| 906 | 3905 |
| 3906 if (uscfp[i]->host.len != u->host.len | |
| 884 | 3907 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
| 3908 != 0) | |
| 3909 { | |
| 651 | 3910 continue; |
| 3911 } | |
| 3912 | |
| 884 | 3913 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
| 3914 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
| 651 | 3915 { |
| 884 | 3916 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 3917 "duplicate upstream \"%V\"", &u->host); | |
| 3918 return NULL; | |
| 651 | 3919 } |
| 884 | 3920 |
| 906 | 3921 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
| 884 | 3922 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
| 906 | 3923 "upstream \"%V\" may not have port %d", |
| 3924 &u->host, u->port); | |
| 3925 return NULL; | |
| 3926 } | |
| 3927 | |
| 3928 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
| 3929 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
| 3930 "upstream \"%V\" may not have port %d in %s:%ui", | |
| 3931 &u->host, uscfp[i]->port, | |
|
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
3932 uscfp[i]->file_name, uscfp[i]->line); |
| 906 | 3933 return NULL; |
| 3934 } | |
| 3935 | |
| 3936 if (uscfp[i]->port != u->port) { | |
| 3937 continue; | |
| 884 | 3938 } |
| 3939 | |
| 1340 | 3940 if (uscfp[i]->default_port && u->default_port |
| 3941 && uscfp[i]->default_port != u->default_port) | |
| 3942 { | |
| 3943 continue; | |
| 3944 } | |
| 3945 | |
| 884 | 3946 return uscfp[i]; |
| 651 | 3947 } |
| 3948 | |
| 3949 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
| 3950 if (uscf == NULL) { | |
| 3951 return NULL; | |
| 3952 } | |
| 3953 | |
| 884 | 3954 uscf->flags = flags; |
| 651 | 3955 uscf->host = u->host; |
|
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
3956 uscf->file_name = cf->conf_file->file.name.data; |
| 651 | 3957 uscf->line = cf->conf_file->line; |
| 906 | 3958 uscf->port = u->port; |
| 3959 uscf->default_port = u->default_port; | |
| 884 | 3960 |
| 3961 if (u->naddrs == 1) { | |
| 3962 uscf->servers = ngx_array_create(cf->pool, 1, | |
| 3963 sizeof(ngx_http_upstream_server_t)); | |
| 3964 if (uscf->servers == NULL) { | |
| 3965 return NGX_CONF_ERROR; | |
| 3966 } | |
| 3967 | |
| 3968 us = ngx_array_push(uscf->servers); | |
| 3969 if (us == NULL) { | |
| 3970 return NGX_CONF_ERROR; | |
| 3971 } | |
| 3972 | |
| 3973 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
| 3974 | |
| 3975 us->addrs = u->addrs; | |
| 3976 us->naddrs = u->naddrs; | |
| 3977 } | |
| 651 | 3978 |
| 3979 uscfp = ngx_array_push(&umcf->upstreams); | |
| 3980 if (uscfp == NULL) { | |
| 3981 return NULL; | |
| 3982 } | |
| 3983 | |
| 3984 *uscfp = uscf; | |
| 3985 | |
| 3986 return uscf; | |
| 3987 } | |
| 3988 | |
| 3989 | |
|
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
3990 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
|
3991 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
|
3992 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
|
3993 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
|
3994 { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
3995 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
|
3996 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
|
3997 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
|
3998 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
|
3999 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4000 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
|
4001 && 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
|
4002 { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4003 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
|
4004 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4005 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
|
4006 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
|
4007 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4008 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4009 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
|
4010 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
|
4011 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4012 } else { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4013 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
|
4014 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
|
4015 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4016 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4017 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
|
4018 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
|
4019 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4020 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4021 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4022 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
|
4023 != NGX_OK) |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4024 { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4025 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
|
4026 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4027 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4028 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
|
4029 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
|
4030 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
|
4031 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
|
4032 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4033 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4034 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
|
4035 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
|
4036 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
|
4037 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4038 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4039 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
|
4040 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4041 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
|
4042 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4043 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
|
4044 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4045 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
|
4046 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4047 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
|
4048 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
|
4049 goto exist; |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4050 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4051 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4052 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4053 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
|
4054 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
|
4055 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
|
4056 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4057 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4058 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
|
4059 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
|
4060 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
|
4061 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4062 exist: |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4063 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4064 continue; |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4065 } |
|
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 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4068 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
|
4069 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4070 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
|
4071 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
|
4072 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4073 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
|
4074 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
|
4075 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4076 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
|
4077 continue; |
|
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 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4080 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
|
4081 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
|
4082 break; |
|
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 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4085 } |
|
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 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4088 hash->hash = &conf->hide_headers_hash; |
|
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4089 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
|
4090 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
|
4091 hash->temp_pool = NULL; |
|
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4092 |
|
1701
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_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
|
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 |
| 509 | 4097 static void * |
| 4098 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
| 4099 { | |
| 4100 ngx_http_upstream_main_conf_t *umcf; | |
| 4101 | |
| 4102 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
| 4103 if (umcf == NULL) { | |
| 4104 return NULL; | |
| 4105 } | |
| 4106 | |
| 651 | 4107 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
| 4108 sizeof(ngx_http_upstream_srv_conf_t *)) | |
| 4109 != NGX_OK) | |
| 4110 { | |
| 4111 return NGX_CONF_ERROR; | |
| 4112 } | |
| 4113 | |
| 509 | 4114 return umcf; |
| 4115 } | |
| 4116 | |
| 4117 | |
| 4118 static char * | |
| 651 | 4119 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
| 509 | 4120 { |
| 4121 ngx_http_upstream_main_conf_t *umcf = conf; | |
| 4122 | |
| 651 | 4123 ngx_uint_t i; |
| 4124 ngx_array_t headers_in; | |
| 4125 ngx_hash_key_t *hk; | |
| 4126 ngx_hash_init_t hash; | |
| 884 | 4127 ngx_http_upstream_init_pt init; |
| 651 | 4128 ngx_http_upstream_header_t *header; |
| 4129 ngx_http_upstream_srv_conf_t **uscfp; | |
| 4130 | |
| 4131 uscfp = umcf->upstreams.elts; | |
| 4132 | |
| 4133 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
| 884 | 4134 |
| 4135 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
| 4136 ngx_http_upstream_init_round_robin; | |
| 4137 | |
| 4138 if (init(cf, uscfp[i]) != NGX_OK) { | |
| 651 | 4139 return NGX_CONF_ERROR; |
| 4140 } | |
| 4141 } | |
| 649 | 4142 |
| 663 | 4143 |
| 884 | 4144 /* upstream_headers_in_hash */ |
| 4145 | |
| 649 | 4146 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
| 4147 != NGX_OK) | |
| 509 | 4148 { |
| 4149 return NGX_CONF_ERROR; | |
| 4150 } | |
| 4151 | |
| 649 | 4152 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
| 4153 hk = ngx_array_push(&headers_in); | |
| 4154 if (hk == NULL) { | |
| 4155 return NGX_CONF_ERROR; | |
| 4156 } | |
| 4157 | |
| 4158 hk->key = header->name; | |
| 4159 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
| 4160 hk->value = header; | |
| 4161 } | |
| 4162 | |
| 4163 hash.hash = &umcf->headers_in_hash; | |
| 4164 hash.key = ngx_hash_key_lc; | |
| 4165 hash.max_size = 512; | |
|
751
bae59a740c40
align hash bucket size to cache line
Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4166 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
| 649 | 4167 hash.name = "upstream_headers_in_hash"; |
| 4168 hash.pool = cf->pool; | |
| 4169 hash.temp_pool = NULL; | |
| 4170 | |
| 4171 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
| 4172 return NGX_CONF_ERROR; | |
| 4173 } | |
| 509 | 4174 |
| 4175 return NGX_CONF_OK; | |
| 4176 } |