Mercurial > hg > nginx
annotate src/http/ngx_http_upstream.c @ 3944:f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
patch by Lanshun Zhou
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Tue, 19 Jul 2011 11:24:16 +0000 |
| parents | 22f3e9197096 |
| children | 10fbb8f02a45 2d062c031fff |
| 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); |
| 2952 | 17 static ngx_int_t ngx_http_upstream_cache_status(ngx_http_request_t *r, |
| 18 ngx_http_variable_value_t *v, uintptr_t data); | |
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19 #endif |
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20 |
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21 static void ngx_http_upstream_init_request(ngx_http_request_t *r); |
| 1658 | 22 static void ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx); |
| 509 | 23 static void ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r); |
| 24 static void ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r); | |
| 25 static void ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
| 26 ngx_event_t *ev); | |
| 479 | 27 static void ngx_http_upstream_connect(ngx_http_request_t *r, |
| 487 | 28 ngx_http_upstream_t *u); |
| 509 | 29 static ngx_int_t ngx_http_upstream_reinit(ngx_http_request_t *r, |
| 487 | 30 ngx_http_upstream_t *u); |
| 479 | 31 static void ngx_http_upstream_send_request(ngx_http_request_t *r, |
| 487 | 32 ngx_http_upstream_t *u); |
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33 static void ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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34 ngx_http_upstream_t *u); |
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35 static void ngx_http_upstream_process_header(ngx_http_request_t *r, |
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36 ngx_http_upstream_t *u); |
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37 static ngx_int_t ngx_http_upstream_test_next(ngx_http_request_t *r, |
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38 ngx_http_upstream_t *u); |
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39 static ngx_int_t ngx_http_upstream_intercept_errors(ngx_http_request_t *r, |
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40 ngx_http_upstream_t *u); |
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41 static ngx_int_t ngx_http_upstream_test_connect(ngx_connection_t *c); |
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42 static ngx_int_t ngx_http_upstream_process_headers(ngx_http_request_t *r, |
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43 ngx_http_upstream_t *u); |
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44 static void ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
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45 ngx_http_upstream_t *u); |
| 479 | 46 static void ngx_http_upstream_send_response(ngx_http_request_t *r, |
| 487 | 47 ngx_http_upstream_t *u); |
| 581 | 48 static void |
| 49 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r); | |
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50 static void |
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51 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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52 ngx_http_upstream_t *u); |
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53 static void |
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54 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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55 ngx_uint_t do_write); |
| 581 | 56 static ngx_int_t ngx_http_upstream_non_buffered_filter_init(void *data); |
| 57 static ngx_int_t ngx_http_upstream_non_buffered_filter(void *data, | |
| 58 ssize_t bytes); | |
| 509 | 59 static void ngx_http_upstream_process_downstream(ngx_http_request_t *r); |
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60 static void ngx_http_upstream_process_upstream(ngx_http_request_t *r, |
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61 ngx_http_upstream_t *u); |
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62 static void ngx_http_upstream_process_request(ngx_http_request_t *r); |
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63 static void ngx_http_upstream_store(ngx_http_request_t *r, |
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64 ngx_http_upstream_t *u); |
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65 static void ngx_http_upstream_dummy_handler(ngx_http_request_t *r, |
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66 ngx_http_upstream_t *u); |
| 479 | 67 static void ngx_http_upstream_next(ngx_http_request_t *r, |
| 487 | 68 ngx_http_upstream_t *u, ngx_uint_t ft_type); |
| 569 | 69 static void ngx_http_upstream_cleanup(void *data); |
| 479 | 70 static void ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
| 487 | 71 ngx_http_upstream_t *u, ngx_int_t rc); |
| 479 | 72 |
| 509 | 73 static ngx_int_t ngx_http_upstream_process_header_line(ngx_http_request_t *r, |
| 74 ngx_table_elt_t *h, ngx_uint_t offset); | |
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75 static ngx_int_t ngx_http_upstream_process_set_cookie(ngx_http_request_t *r, |
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76 ngx_table_elt_t *h, ngx_uint_t offset); |
| 509 | 77 static ngx_int_t |
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78 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
| 509 | 79 ngx_table_elt_t *h, ngx_uint_t offset); |
| 80 static ngx_int_t ngx_http_upstream_ignore_header_line(ngx_http_request_t *r, | |
| 81 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 2666 | 82 static ngx_int_t ngx_http_upstream_process_expires(ngx_http_request_t *r, |
| 83 ngx_table_elt_t *h, ngx_uint_t offset); | |
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84 static ngx_int_t ngx_http_upstream_process_accel_expires(ngx_http_request_t *r, |
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85 ngx_table_elt_t *h, ngx_uint_t offset); |
| 527 | 86 static ngx_int_t ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, |
| 87 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 649 | 88 static ngx_int_t ngx_http_upstream_process_buffering(ngx_http_request_t *r, |
| 509 | 89 ngx_table_elt_t *h, ngx_uint_t offset); |
| 657 | 90 static ngx_int_t ngx_http_upstream_process_charset(ngx_http_request_t *r, |
| 91 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 649 | 92 static ngx_int_t ngx_http_upstream_copy_header_line(ngx_http_request_t *r, |
| 509 | 93 ngx_table_elt_t *h, ngx_uint_t offset); |
| 94 static ngx_int_t | |
| 95 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
| 96 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 97 static ngx_int_t ngx_http_upstream_copy_content_type(ngx_http_request_t *r, | |
| 98 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 99 static ngx_int_t ngx_http_upstream_copy_content_length(ngx_http_request_t *r, | |
| 100 ngx_table_elt_t *h, ngx_uint_t offset); | |
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101 static ngx_int_t ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, |
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102 ngx_table_elt_t *h, ngx_uint_t offset); |
| 509 | 103 static ngx_int_t ngx_http_upstream_rewrite_location(ngx_http_request_t *r, |
| 104 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 105 static ngx_int_t ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, | |
| 106 ngx_table_elt_t *h, ngx_uint_t offset); | |
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107 static ngx_int_t ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
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108 ngx_table_elt_t *h, ngx_uint_t offset); |
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109 |
| 509 | 110 #if (NGX_HTTP_GZIP) |
| 111 static ngx_int_t ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
| 112 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 113 #endif | |
| 114 | |
| 573 | 115 static ngx_int_t ngx_http_upstream_add_variables(ngx_conf_t *cf); |
| 1181 | 116 static ngx_int_t ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
| 117 ngx_http_variable_value_t *v, uintptr_t data); | |
| 573 | 118 static ngx_int_t ngx_http_upstream_status_variable(ngx_http_request_t *r, |
| 119 ngx_http_variable_value_t *v, uintptr_t data); | |
| 120 static ngx_int_t ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
| 121 ngx_http_variable_value_t *v, uintptr_t data); | |
| 2402 | 122 static ngx_int_t ngx_http_upstream_response_length_variable( |
| 123 ngx_http_request_t *r, ngx_http_variable_value_t *v, uintptr_t data); | |
| 573 | 124 |
| 651 | 125 static char *ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy); |
| 126 static char *ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 127 void *conf); | |
| 128 | |
| 509 | 129 static void *ngx_http_upstream_create_main_conf(ngx_conf_t *cf); |
| 651 | 130 static char *ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf); |
| 509 | 131 |
| 577 | 132 #if (NGX_HTTP_SSL) |
| 591 | 133 static void ngx_http_upstream_ssl_init_connection(ngx_http_request_t *, |
| 134 ngx_http_upstream_t *u, ngx_connection_t *c); | |
| 577 | 135 static void ngx_http_upstream_ssl_handshake(ngx_connection_t *c); |
| 136 #endif | |
| 137 | |
| 509 | 138 |
| 139 ngx_http_upstream_header_t ngx_http_upstream_headers_in[] = { | |
| 140 | |
| 141 { ngx_string("Status"), | |
| 142 ngx_http_upstream_process_header_line, | |
| 143 offsetof(ngx_http_upstream_headers_in_t, status), | |
| 649 | 144 ngx_http_upstream_copy_header_line, 0, 0 }, |
| 509 | 145 |
| 146 { ngx_string("Content-Type"), | |
| 147 ngx_http_upstream_process_header_line, | |
| 148 offsetof(ngx_http_upstream_headers_in_t, content_type), | |
| 673 | 149 ngx_http_upstream_copy_content_type, 0, 1 }, |
| 509 | 150 |
| 151 { ngx_string("Content-Length"), | |
| 152 ngx_http_upstream_process_header_line, | |
| 153 offsetof(ngx_http_upstream_headers_in_t, content_length), | |
| 515 | 154 ngx_http_upstream_copy_content_length, 0, 0 }, |
| 509 | 155 |
| 156 { ngx_string("Date"), | |
| 157 ngx_http_upstream_process_header_line, | |
| 158 offsetof(ngx_http_upstream_headers_in_t, date), | |
| 649 | 159 ngx_http_upstream_copy_header_line, |
| 160 offsetof(ngx_http_headers_out_t, date), 0 }, | |
| 509 | 161 |
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162 { ngx_string("Last-Modified"), |
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163 ngx_http_upstream_process_header_line, |
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164 offsetof(ngx_http_upstream_headers_in_t, last_modified), |
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165 ngx_http_upstream_copy_last_modified, 0, 0 }, |
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166 |
| 3037 | 167 { ngx_string("ETag"), |
| 168 ngx_http_upstream_process_header_line, | |
| 169 offsetof(ngx_http_upstream_headers_in_t, etag), | |
| 170 ngx_http_upstream_copy_header_line, | |
| 171 offsetof(ngx_http_headers_out_t, etag), 0 }, | |
| 172 | |
| 509 | 173 { ngx_string("Server"), |
| 174 ngx_http_upstream_process_header_line, | |
| 175 offsetof(ngx_http_upstream_headers_in_t, server), | |
| 649 | 176 ngx_http_upstream_copy_header_line, |
| 177 offsetof(ngx_http_headers_out_t, server), 0 }, | |
| 509 | 178 |
| 529 | 179 { ngx_string("WWW-Authenticate"), |
| 180 ngx_http_upstream_process_header_line, | |
| 181 offsetof(ngx_http_upstream_headers_in_t, www_authenticate), | |
| 182 ngx_http_upstream_copy_header_line, 0, 0 }, | |
| 183 | |
| 509 | 184 { ngx_string("Location"), |
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185 ngx_http_upstream_process_header_line, |
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186 offsetof(ngx_http_upstream_headers_in_t, location), |
| 515 | 187 ngx_http_upstream_rewrite_location, 0, 0 }, |
| 509 | 188 |
| 189 { ngx_string("Refresh"), | |
| 190 ngx_http_upstream_ignore_header_line, 0, | |
| 515 | 191 ngx_http_upstream_rewrite_refresh, 0, 0 }, |
| 192 | |
| 193 { ngx_string("Set-Cookie"), | |
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194 ngx_http_upstream_process_set_cookie, 0, |
| 531 | 195 ngx_http_upstream_copy_header_line, 0, 1 }, |
| 196 | |
| 197 { ngx_string("Content-Disposition"), | |
| 198 ngx_http_upstream_ignore_header_line, 0, | |
| 199 ngx_http_upstream_copy_header_line, 0, 1 }, | |
| 509 | 200 |
| 201 { ngx_string("Cache-Control"), | |
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202 ngx_http_upstream_process_cache_control, 0, |
| 509 | 203 ngx_http_upstream_copy_multi_header_lines, |
| 515 | 204 offsetof(ngx_http_headers_out_t, cache_control), 1 }, |
| 509 | 205 |
| 573 | 206 { ngx_string("Expires"), |
| 2666 | 207 ngx_http_upstream_process_expires, 0, |
| 573 | 208 ngx_http_upstream_copy_header_line, |
| 209 offsetof(ngx_http_headers_out_t, expires), 1 }, | |
| 210 | |
| 577 | 211 { ngx_string("Accept-Ranges"), |
| 212 ngx_http_upstream_process_header_line, | |
| 213 offsetof(ngx_http_upstream_headers_in_t, accept_ranges), | |
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214 ngx_http_upstream_copy_allow_ranges, |
| 577 | 215 offsetof(ngx_http_headers_out_t, accept_ranges), 1 }, |
| 216 | |
| 509 | 217 { ngx_string("Connection"), |
| 218 ngx_http_upstream_ignore_header_line, 0, | |
| 515 | 219 ngx_http_upstream_ignore_header_line, 0, 0 }, |
| 509 | 220 |
| 641 | 221 { ngx_string("Keep-Alive"), |
| 222 ngx_http_upstream_ignore_header_line, 0, | |
| 223 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
| 224 | |
| 509 | 225 { ngx_string("X-Powered-By"), |
| 226 ngx_http_upstream_ignore_header_line, 0, | |
| 649 | 227 ngx_http_upstream_copy_header_line, 0, 0 }, |
| 509 | 228 |
| 229 { ngx_string("X-Accel-Expires"), | |
| 2664 | 230 ngx_http_upstream_process_accel_expires, 0, |
| 649 | 231 ngx_http_upstream_copy_header_line, 0, 0 }, |
| 515 | 232 |
| 233 { ngx_string("X-Accel-Redirect"), | |
| 234 ngx_http_upstream_process_header_line, | |
| 235 offsetof(ngx_http_upstream_headers_in_t, x_accel_redirect), | |
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236 ngx_http_upstream_copy_header_line, 0, 0 }, |
| 509 | 237 |
| 527 | 238 { ngx_string("X-Accel-Limit-Rate"), |
| 239 ngx_http_upstream_process_limit_rate, 0, | |
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240 ngx_http_upstream_copy_header_line, 0, 0 }, |
| 527 | 241 |
| 649 | 242 { ngx_string("X-Accel-Buffering"), |
| 243 ngx_http_upstream_process_buffering, 0, | |
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244 ngx_http_upstream_copy_header_line, 0, 0 }, |
| 649 | 245 |
| 657 | 246 { ngx_string("X-Accel-Charset"), |
| 247 ngx_http_upstream_process_charset, 0, | |
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248 ngx_http_upstream_copy_header_line, 0, 0 }, |
| 657 | 249 |
| 509 | 250 #if (NGX_HTTP_GZIP) |
| 251 { ngx_string("Content-Encoding"), | |
| 252 ngx_http_upstream_process_header_line, | |
| 253 offsetof(ngx_http_upstream_headers_in_t, content_encoding), | |
| 515 | 254 ngx_http_upstream_copy_content_encoding, 0, 0 }, |
| 509 | 255 #endif |
| 256 | |
| 515 | 257 { ngx_null_string, NULL, 0, NULL, 0, 0 } |
| 509 | 258 }; |
| 479 | 259 |
| 260 | |
| 651 | 261 static ngx_command_t ngx_http_upstream_commands[] = { |
| 262 | |
| 263 { ngx_string("upstream"), | |
| 264 NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1, | |
| 265 ngx_http_upstream, | |
| 266 0, | |
| 267 0, | |
| 268 NULL }, | |
| 269 | |
| 270 { ngx_string("server"), | |
| 884 | 271 NGX_HTTP_UPS_CONF|NGX_CONF_1MORE, |
| 651 | 272 ngx_http_upstream_server, |
| 273 NGX_HTTP_SRV_CONF_OFFSET, | |
| 274 0, | |
| 275 NULL }, | |
| 276 | |
| 277 ngx_null_command | |
| 278 }; | |
| 279 | |
| 280 | |
| 281 static ngx_http_module_t ngx_http_upstream_module_ctx = { | |
| 573 | 282 ngx_http_upstream_add_variables, /* preconfiguration */ |
| 509 | 283 NULL, /* postconfiguration */ |
| 284 | |
| 285 ngx_http_upstream_create_main_conf, /* create main configuration */ | |
| 651 | 286 ngx_http_upstream_init_main_conf, /* init main configuration */ |
| 479 | 287 |
| 288 NULL, /* create server configuration */ | |
| 289 NULL, /* merge server configuration */ | |
| 290 | |
| 291 NULL, /* create location configuration */ | |
| 292 NULL /* merge location configuration */ | |
| 293 }; | |
| 577 | 294 |
| 479 | 295 |
| 296 ngx_module_t ngx_http_upstream_module = { | |
| 509 | 297 NGX_MODULE_V1, |
| 479 | 298 &ngx_http_upstream_module_ctx, /* module context */ |
| 651 | 299 ngx_http_upstream_commands, /* module directives */ |
| 479 | 300 NGX_HTTP_MODULE, /* module type */ |
| 541 | 301 NULL, /* init master */ |
| 479 | 302 NULL, /* init module */ |
| 541 | 303 NULL, /* init process */ |
| 304 NULL, /* init thread */ | |
| 305 NULL, /* exit thread */ | |
| 306 NULL, /* exit process */ | |
| 307 NULL, /* exit master */ | |
| 308 NGX_MODULE_V1_PADDING | |
| 479 | 309 }; |
| 310 | |
| 311 | |
| 573 | 312 static ngx_http_variable_t ngx_http_upstream_vars[] = { |
| 313 | |
| 1181 | 314 { ngx_string("upstream_addr"), NULL, |
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315 ngx_http_upstream_addr_variable, 0, |
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316 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 1181 | 317 |
| 637 | 318 { ngx_string("upstream_status"), NULL, |
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319 ngx_http_upstream_status_variable, 0, |
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320 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 573 | 321 |
| 637 | 322 { ngx_string("upstream_response_time"), NULL, |
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323 ngx_http_upstream_response_time_variable, 0, |
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324 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 573 | 325 |
| 2402 | 326 { ngx_string("upstream_response_length"), NULL, |
| 327 ngx_http_upstream_response_length_variable, 0, | |
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328 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 2402 | 329 |
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330 #if (NGX_HTTP_CACHE) |
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331 |
| 2952 | 332 { ngx_string("upstream_cache_status"), NULL, |
| 333 ngx_http_upstream_cache_status, 0, | |
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334 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 2952 | 335 |
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336 #endif |
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337 |
| 637 | 338 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
| 573 | 339 }; |
| 340 | |
| 341 | |
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342 static ngx_http_upstream_next_t ngx_http_upstream_next_errors[] = { |
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343 { 500, NGX_HTTP_UPSTREAM_FT_HTTP_500 }, |
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344 { 502, NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
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345 { 503, NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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346 { 504, NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
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347 { 404, NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
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348 { 0, 0 } |
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349 }; |
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350 |
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351 |
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352 ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[] = { |
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353 { ngx_string("GET"), NGX_HTTP_GET}, |
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354 { ngx_string("HEAD"), NGX_HTTP_HEAD }, |
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355 { ngx_string("POST"), NGX_HTTP_POST }, |
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356 { ngx_null_string, 0 } |
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357 }; |
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358 |
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359 |
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360 ngx_conf_bitmask_t ngx_http_upstream_ignore_headers_masks[] = { |
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361 { ngx_string("X-Accel-Redirect"), NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT }, |
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362 { ngx_string("X-Accel-Expires"), NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES }, |
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363 { ngx_string("Expires"), NGX_HTTP_UPSTREAM_IGN_EXPIRES }, |
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364 { ngx_string("Cache-Control"), NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL }, |
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365 { ngx_string("Set-Cookie"), NGX_HTTP_UPSTREAM_IGN_SET_COOKIE }, |
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366 { ngx_null_string, 0 } |
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367 }; |
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368 |
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369 |
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370 ngx_int_t |
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371 ngx_http_upstream_create(ngx_http_request_t *r) |
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372 { |
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373 ngx_http_upstream_t *u; |
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374 |
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375 u = r->upstream; |
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376 |
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377 if (u && u->cleanup) { |
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378 r->main->count++; |
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379 ngx_http_upstream_cleanup(r); |
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380 } |
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381 |
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382 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
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383 if (u == NULL) { |
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384 return NGX_ERROR; |
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385 } |
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386 |
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387 r->upstream = u; |
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388 |
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389 u->peer.log = r->connection->log; |
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390 u->peer.log_error = NGX_ERROR_ERR; |
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391 #if (NGX_THREADS) |
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392 u->peer.lock = &r->connection->lock; |
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393 #endif |
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394 |
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395 #if (NGX_HTTP_CACHE) |
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396 r->cache = NULL; |
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397 #endif |
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398 |
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399 return NGX_OK; |
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400 } |
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401 |
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402 |
| 487 | 403 void |
| 404 ngx_http_upstream_init(ngx_http_request_t *r) | |
| 479 | 405 { |
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406 ngx_connection_t *c; |
| 479 | 407 |
| 408 c = r->connection; | |
| 409 | |
| 410 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 411 "http init upstream, client timer: %d", c->read->timer_set); | |
| 412 | |
| 413 if (c->read->timer_set) { | |
| 414 ngx_del_timer(c->read); | |
| 415 } | |
| 416 | |
| 417 if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { | |
| 418 | |
| 419 if (!c->write->active) { | |
| 531 | 420 if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) |
| 421 == NGX_ERROR) | |
| 479 | 422 { |
| 423 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 424 return; | |
| 425 } | |
| 426 } | |
| 427 } | |
| 428 | |
|
3052
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FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
429 ngx_http_upstream_init_request(r); |
|
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
430 } |
|
6060225e9261
FreeBSD and Linux AIO support
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parents:
3050
diff
changeset
|
431 |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
432 |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
433 static void |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
434 ngx_http_upstream_init_request(ngx_http_request_t *r) |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
435 { |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
436 ngx_str_t *host; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
437 ngx_uint_t i; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
438 ngx_resolver_ctx_t *ctx, temp; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
439 ngx_http_cleanup_t *cln; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
440 ngx_http_upstream_t *u; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
441 ngx_http_core_loc_conf_t *clcf; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
442 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
443 ngx_http_upstream_main_conf_t *umcf; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
444 |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
445 if (r->aio) { |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
446 return; |
| 537 | 447 } |
| 509 | 448 |
|
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
449 u = r->upstream; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
450 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
451 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
452 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
453 if (u->conf->cache) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
454 ngx_int_t rc; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
455 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
456 rc = ngx_http_upstream_cache(r, u); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
457 |
|
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
458 if (rc == NGX_BUSY) { |
|
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
459 r->write_event_handler = ngx_http_upstream_init_request; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
460 return; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
461 } |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
462 |
|
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
463 r->write_event_handler = ngx_http_request_empty_handler; |
|
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
464 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
465 if (rc == NGX_DONE) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
466 return; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
467 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
468 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
469 if (rc != NGX_DECLINED) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
470 ngx_http_finalize_request(r, rc); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
471 return; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
472 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
473 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
474 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
475 #endif |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
476 |
|
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
477 u->store = (u->conf->store || u->conf->store_lengths); |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
478 |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
479 if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
480 r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
481 r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
482 } |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
483 |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
484 if (r->request_body) { |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
485 u->request_bufs = r->request_body->bufs; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
486 } |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
487 |
| 537 | 488 if (u->create_request(r) != NGX_OK) { |
| 479 | 489 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 490 return; | |
| 491 } | |
| 492 | |
|
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
493 u->peer.local = u->conf->local; |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
494 |
| 509 | 495 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| 479 | 496 |
| 3053 | 497 u->output.alignment = clcf->directio_alignment; |
| 479 | 498 u->output.pool = r->pool; |
| 499 u->output.bufs.num = 1; | |
| 509 | 500 u->output.bufs.size = clcf->client_body_buffer_size; |
| 479 | 501 u->output.output_filter = ngx_chain_writer; |
| 502 u->output.filter_ctx = &u->writer; | |
| 503 | |
| 504 u->writer.pool = r->pool; | |
| 505 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
506 if (r->upstream_states == NULL) { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
507 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
508 r->upstream_states = ngx_array_create(r->pool, 1, |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
509 sizeof(ngx_http_upstream_state_t)); |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
510 if (r->upstream_states == NULL) { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
511 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
512 return; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
513 } |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
514 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
515 } else { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
516 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
517 u->state = ngx_array_push(r->upstream_states); |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
518 if (u->state == NULL) { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
519 ngx_http_upstream_finalize_request(r, u, |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
520 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
521 return; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
522 } |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
523 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
524 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); |
| 479 | 525 } |
| 526 | |
| 593 | 527 cln = ngx_http_cleanup_add(r, 0); |
| 569 | 528 if (cln == NULL) { |
| 529 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 530 return; | |
| 531 } | |
| 532 | |
| 533 cln->handler = ngx_http_upstream_cleanup; | |
| 534 cln->data = r; | |
| 535 u->cleanup = &cln->handler; | |
| 536 | |
| 1658 | 537 if (u->resolved == NULL) { |
| 538 | |
| 539 uscf = u->conf->upstream; | |
| 540 | |
| 541 } else { | |
| 542 | |
|
2422
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
543 if (u->resolved->sockaddr) { |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
544 |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
545 if (ngx_http_upstream_create_round_robin_peer(r, u->resolved) |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
546 != NGX_OK) |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
547 { |
|
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
548 ngx_http_upstream_finalize_request(r, u, |
|
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
549 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
2422
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
550 return; |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
551 } |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
552 |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
553 ngx_http_upstream_connect(r, u); |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
554 |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
555 return; |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
556 } |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
557 |
| 1705 | 558 host = &u->resolved->host; |
| 1658 | 559 |
| 560 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
| 561 | |
| 562 uscfp = umcf->upstreams.elts; | |
| 563 | |
| 564 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
| 565 | |
| 566 uscf = uscfp[i]; | |
| 567 | |
| 568 if (uscf->host.len == host->len | |
| 2285 | 569 && ((uscf->port == 0 && u->resolved->no_port) |
| 1912 | 570 || uscf->port == u->resolved->port) |
| 1658 | 571 && ngx_memcmp(uscf->host.data, host->data, host->len) == 0) |
| 572 { | |
| 573 goto found; | |
| 574 } | |
| 575 } | |
| 576 | |
|
3879
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
577 if (u->resolved->port == 0) { |
|
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
578 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
|
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
579 "no port in upstream \"%V\"", host); |
|
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
580 ngx_http_upstream_finalize_request(r, u, |
|
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
581 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
582 return; |
|
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
583 } |
|
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
584 |
| 1658 | 585 temp.name = *host; |
| 586 | |
| 587 ctx = ngx_resolve_start(clcf->resolver, &temp); | |
| 588 if (ctx == NULL) { | |
|
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|
589 ngx_http_upstream_finalize_request(r, u, |
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590 NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 1658 | 591 return; |
| 592 } | |
| 593 | |
|
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|
594 if (ctx == NGX_NO_RESOLVER) { |
|
3052
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FreeBSD and Linux AIO support
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|
595 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
|
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596 "no resolver defined to resolve %V", host); |
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|
597 |
|
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|
598 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
|
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|
599 return; |
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|
600 } |
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|
601 |
| 1658 | 602 ctx->name = *host; |
| 603 ctx->type = NGX_RESOLVE_A; | |
| 604 ctx->handler = ngx_http_upstream_resolve_handler; | |
| 605 ctx->data = r; | |
| 606 ctx->timeout = clcf->resolver_timeout; | |
| 607 | |
|
1959
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|
608 u->resolved->ctx = ctx; |
|
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|
609 |
| 1658 | 610 if (ngx_resolve_name(ctx) != NGX_OK) { |
|
1959
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|
611 u->resolved->ctx = NULL; |
|
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|
612 ngx_http_upstream_finalize_request(r, u, |
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|
613 NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 1658 | 614 return; |
| 615 } | |
| 616 | |
| 617 return; | |
| 618 } | |
| 619 | |
| 620 found: | |
| 621 | |
| 622 if (uscf->peer.init(r, uscf) != NGX_OK) { | |
|
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|
623 ngx_http_upstream_finalize_request(r, u, |
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|
624 NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 1658 | 625 return; |
| 626 } | |
| 627 | |
| 479 | 628 ngx_http_upstream_connect(r, u); |
| 629 } | |
| 630 | |
| 631 | |
|
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|
632 #if (NGX_HTTP_CACHE) |
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633 |
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|
634 static ngx_int_t |
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|
635 ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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636 { |
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|
637 ngx_int_t rc; |
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638 ngx_http_cache_t *c; |
|
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|
639 |
|
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|
640 c = r->cache; |
|
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|
641 |
|
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|
642 if (c == NULL) { |
|
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|
643 |
|
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|
644 if (!(r->method & u->conf->cache_methods)) { |
|
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|
645 return NGX_DECLINED; |
|
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|
646 } |
|
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|
647 |
|
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|
648 if (r->method & NGX_HTTP_HEAD) { |
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|
649 u->method = ngx_http_core_get_method; |
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|
650 } |
|
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|
651 |
|
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3697
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changeset
|
652 if (ngx_http_file_cache_new(r) != NGX_OK) { |
|
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|
653 return NGX_ERROR; |
|
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|
654 } |
|
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|
655 |
|
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|
656 if (u->create_key(r) != NGX_OK) { |
|
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|
657 return NGX_ERROR; |
|
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|
658 } |
|
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|
659 |
|
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|
660 /* TODO: add keys */ |
|
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|
661 |
|
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|
662 ngx_http_file_cache_create_key(r); |
|
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changeset
|
663 |
|
3944
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fix segfault if cache key is larger than upstream buffer size
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changeset
|
664 if (r->cache->header_start >= u->conf->buffer_size) { |
|
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changeset
|
665 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
|
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changeset
|
666 "cache key too large, increase upstream buffer size %uz", |
|
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
667 u->conf->buffer_size); |
|
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changeset
|
668 |
|
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changeset
|
669 r->cache = NULL; |
|
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changeset
|
670 return NGX_DECLINED; |
|
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|
671 } |
|
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fix segfault if cache key is larger than upstream buffer size
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diff
changeset
|
672 |
|
3917
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fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
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changeset
|
673 switch (ngx_http_test_predicates(r, u->conf->cache_bypass)) { |
|
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changeset
|
674 |
|
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fix a broken cached response if bypass/no_cache directive values are different,
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changeset
|
675 case NGX_ERROR: |
|
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|
676 return NGX_ERROR; |
|
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changeset
|
677 |
|
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fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
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|
678 case NGX_DECLINED: |
|
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|
679 u->cache_status = NGX_HTTP_CACHE_BYPASS; |
|
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|
680 return NGX_DECLINED; |
|
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|
681 |
|
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changeset
|
682 default: /* NGX_OK */ |
|
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|
683 break; |
|
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|
684 } |
|
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changeset
|
685 |
|
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|
686 u->cacheable = 1; |
|
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|
687 |
| 3697 | 688 c = r->cache; |
| 689 | |
|
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|
690 c->min_uses = u->conf->cache_min_uses; |
|
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|
691 c->body_start = u->conf->buffer_size; |
|
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|
692 c->file_cache = u->conf->cache->data; |
|
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|
693 |
|
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|
694 u->cache_status = NGX_HTTP_CACHE_MISS; |
|
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|
695 } |
|
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|
696 |
|
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|
697 rc = ngx_http_file_cache_open(r); |
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|
698 |
|
2926
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2912
diff
changeset
|
699 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
|
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|
700 "http upstream cache: %i", rc); |
|
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|
701 |
| 2952 | 702 switch (rc) { |
| 703 | |
| 704 case NGX_HTTP_CACHE_UPDATING: | |
| 705 | |
|
2927
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proxy_cache_use_stale/fastcgi_cache_use_stale updating
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changeset
|
706 if (u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) { |
| 2952 | 707 u->cache_status = rc; |
|
2927
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changeset
|
708 rc = NGX_OK; |
|
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changeset
|
709 |
|
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|
710 } else { |
|
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changeset
|
711 rc = NGX_HTTP_CACHE_STALE; |
|
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|
712 } |
| 2952 | 713 |
| 714 break; | |
| 715 | |
| 716 case NGX_OK: | |
| 717 u->cache_status = NGX_HTTP_CACHE_HIT; | |
|
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changeset
|
718 } |
|
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changeset
|
719 |
| 2952 | 720 switch (rc) { |
| 721 | |
| 722 case NGX_OK: | |
|
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|
723 |
|
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|
724 rc = ngx_http_upstream_cache_send(r, u); |
|
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|
725 |
|
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changeset
|
726 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
|
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|
727 return rc; |
|
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|
728 } |
|
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changeset
|
729 |
| 2952 | 730 break; |
| 731 | |
| 732 case NGX_HTTP_CACHE_STALE: | |
|
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|
733 |
|
2665
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2664
diff
changeset
|
734 c->valid_sec = 0; |
|
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|
735 u->buffer.start = NULL; |
| 2952 | 736 u->cache_status = NGX_HTTP_CACHE_EXPIRED; |
| 737 | |
| 738 break; | |
| 739 | |
| 740 case NGX_DECLINED: | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
741 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
742 if ((size_t) (u->buffer.end - u->buffer.start) < u->conf->buffer_size) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
743 u->buffer.start = NULL; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
744 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
745 } else { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
746 u->buffer.pos = u->buffer.start + c->header_start; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
747 u->buffer.last = u->buffer.pos; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
748 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
749 |
| 2952 | 750 break; |
| 751 | |
|
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
752 case NGX_HTTP_CACHE_SCARCE: |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
753 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
754 u->cacheable = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
755 |
| 2952 | 756 break; |
| 757 | |
|
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
758 case NGX_AGAIN: |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
759 |
|
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
760 return NGX_BUSY; |
|
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
761 |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
762 case NGX_ERROR: |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
763 |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
764 return NGX_ERROR; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
765 |
| 2952 | 766 default: |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
767 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
768 /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
769 |
| 2952 | 770 u->cache_status = NGX_HTTP_CACHE_HIT; |
| 771 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
772 return rc; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
773 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
774 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
775 r->cached = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
776 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
777 return NGX_DECLINED; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
778 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
779 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
780 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
781 static ngx_int_t |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
782 ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
783 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
784 ngx_int_t rc; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
785 ngx_http_cache_t *c; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
786 |
| 2952 | 787 r->cached = 1; |
|
2592
3a8a53c0c42f
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parents:
2536
diff
changeset
|
788 c = r->cache; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
789 |
|
3369
479468a7d982
fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
3272
diff
changeset
|
790 if (c->header_start == c->body_start) { |
|
479468a7d982
fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
3272
diff
changeset
|
791 r->http_version = NGX_HTTP_VERSION_9; |
|
479468a7d982
fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
3272
diff
changeset
|
792 return ngx_http_cache_send(r); |
|
479468a7d982
fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
3272
diff
changeset
|
793 } |
|
479468a7d982
fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
3272
diff
changeset
|
794 |
|
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a prelimiary proxy cache support
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parents:
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diff
changeset
|
795 /* TODO: cache stack */ |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
796 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
797 u->buffer = *c->buf; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
798 u->buffer.pos += c->header_start; |
|
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a prelimiary proxy cache support
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parents:
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diff
changeset
|
799 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
800 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
801 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
802 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
803 sizeof(ngx_table_elt_t)) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
804 != NGX_OK) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
805 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
806 return NGX_ERROR; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
807 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
808 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
809 rc = u->process_header(r); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
810 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
811 if (rc == NGX_OK) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
812 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
813 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
814 return NGX_DONE; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
815 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
816 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
817 return ngx_http_cache_send(r); |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
818 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
819 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
820 if (rc == NGX_ERROR) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
821 return NGX_ERROR; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
822 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
823 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
824 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
825 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
826 /* TODO: delete file */ |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
827 |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
828 return rc; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
829 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
830 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
831 #endif |
|
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
832 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
833 |
| 487 | 834 static void |
| 1658 | 835 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
| 836 { | |
| 837 ngx_http_request_t *r; | |
|
3169
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fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
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changeset
|
838 ngx_http_upstream_t *u; |
| 1658 | 839 ngx_http_upstream_resolved_t *ur; |
| 840 | |
| 841 r = ctx->data; | |
| 842 | |
|
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
843 u = r->upstream; |
|
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fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
844 ur = u->resolved; |
| 1658 | 845 |
| 846 if (ctx->state) { | |
| 847 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 848 "%V could not be resolved (%i: %s)", | |
| 849 &ctx->name, ctx->state, | |
| 850 ngx_resolver_strerror(ctx->state)); | |
| 851 | |
|
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
852 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
| 1658 | 853 return; |
| 854 } | |
| 855 | |
| 856 ur->naddrs = ctx->naddrs; | |
| 857 ur->addrs = ctx->addrs; | |
| 858 | |
| 859 #if (NGX_DEBUG) | |
| 860 { | |
| 861 in_addr_t addr; | |
| 862 ngx_uint_t i; | |
| 863 | |
| 864 for (i = 0; i < ctx->naddrs; i++) { | |
| 865 addr = ntohl(ur->addrs[i]); | |
| 866 | |
| 867 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 868 "name was resolved to %ud.%ud.%ud.%ud", | |
| 869 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
| 870 (addr >> 8) & 0xff, addr & 0xff); | |
| 871 } | |
| 872 } | |
| 873 #endif | |
| 874 | |
| 875 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
|
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
876 ngx_http_upstream_finalize_request(r, u, |
|
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fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
877 NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 1658 | 878 return; |
| 879 } | |
| 880 | |
| 881 ngx_resolve_name_done(ctx); | |
|
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
882 ur->ctx = NULL; |
|
b1013d768911
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parents:
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diff
changeset
|
883 |
|
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
884 ngx_http_upstream_connect(r, u); |
| 1658 | 885 } |
| 886 | |
| 887 | |
| 888 static void | |
|
2377
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*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
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|
889 ngx_http_upstream_handler(ngx_event_t *ev) |
|
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|
890 { |
|
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diff
changeset
|
891 ngx_connection_t *c; |
|
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changeset
|
892 ngx_http_request_t *r; |
|
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2360
diff
changeset
|
893 ngx_http_log_ctx_t *ctx; |
|
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*) refactor subrequest handling, now they run as separate posted requests
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|
894 ngx_http_upstream_t *u; |
|
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*) refactor subrequest handling, now they run as separate posted requests
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parents:
2360
diff
changeset
|
895 |
|
87b8c44906b5
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
896 c = ev->data; |
|
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changeset
|
897 r = c->data; |
|
87b8c44906b5
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diff
changeset
|
898 |
|
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*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
899 u = r->upstream; |
|
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900 c = r->connection; |
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901 |
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902 ctx = c->log->data; |
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903 ctx->current_request = r; |
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904 |
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905 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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906 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
|
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907 |
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908 if (ev->write) { |
|
2386
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909 u->write_event_handler(r, u); |
|
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910 |
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911 } else { |
|
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912 u->read_event_handler(r, u); |
|
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913 } |
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914 |
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915 ngx_http_run_posted_requests(c); |
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916 } |
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917 |
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918 |
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919 static void |
| 509 | 920 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
| 921 { | |
| 922 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
| 923 } | |
| 924 | |
| 925 | |
| 926 static void | |
| 927 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
| 928 { | |
| 929 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
| 930 } | |
| 931 | |
| 932 | |
| 933 static void | |
| 934 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
| 935 ngx_event_t *ev) | |
| 479 | 936 { |
| 937 int n; | |
| 938 char buf[1]; | |
| 577 | 939 ngx_err_t err; |
|
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940 ngx_int_t event; |
| 479 | 941 ngx_connection_t *c; |
| 942 ngx_http_upstream_t *u; | |
| 943 | |
| 527 | 944 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
| 945 "http upstream check client, write event:%d, \"%V\"", | |
| 946 ev->write, &r->uri); | |
| 479 | 947 |
| 509 | 948 c = r->connection; |
| 483 | 949 u = r->upstream; |
| 950 | |
| 583 | 951 if (c->error) { |
|
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952 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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953 |
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954 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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955 |
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956 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
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957 ngx_http_upstream_finalize_request(r, u, |
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958 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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959 return; |
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960 } |
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961 } |
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962 |
|
2757
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963 if (!u->cacheable) { |
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964 ngx_http_upstream_finalize_request(r, u, |
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965 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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966 } |
|
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967 |
| 527 | 968 return; |
| 969 } | |
| 970 | |
| 479 | 971 #if (NGX_HAVE_KQUEUE) |
| 972 | |
| 973 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
| 974 | |
| 975 if (!ev->pending_eof) { | |
| 976 return; | |
| 977 } | |
| 978 | |
| 979 ev->eof = 1; | |
| 583 | 980 c->error = 1; |
| 479 | 981 |
| 982 if (ev->kq_errno) { | |
| 983 ev->error = 1; | |
| 984 } | |
| 985 | |
|
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986 if (!u->cacheable && u->peer.connection) { |
| 479 | 987 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
| 527 | 988 "kevent() reported that client closed prematurely " |
| 989 "connection, so upstream connection is closed too"); | |
| 479 | 990 ngx_http_upstream_finalize_request(r, u, |
| 991 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 992 return; | |
| 993 } | |
| 994 | |
| 995 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
| 996 "kevent() reported that client closed " | |
| 997 "prematurely connection"); | |
| 998 | |
| 999 if (u->peer.connection == NULL) { | |
| 1000 ngx_http_upstream_finalize_request(r, u, | |
| 1001 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 1002 } | |
| 1003 | |
| 1004 return; | |
| 1005 } | |
| 1006 | |
| 1007 #endif | |
| 1008 | |
| 1009 n = recv(c->fd, buf, 1, MSG_PEEK); | |
| 1010 | |
| 1011 err = ngx_socket_errno; | |
| 1012 | |
| 1109 | 1013 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
| 1014 "http upstream recv(): %d", n); | |
| 1015 | |
| 479 | 1016 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
| 1017 return; | |
| 1018 } | |
| 1019 | |
| 1020 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
|
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1021 |
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1022 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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1023 |
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1024 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
| 479 | 1025 ngx_http_upstream_finalize_request(r, u, |
| 1026 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1027 return; | |
| 1028 } | |
| 1029 } | |
| 1030 | |
| 1031 if (n > 0) { | |
| 1032 return; | |
| 1033 } | |
| 1034 | |
| 1035 if (n == -1) { | |
| 1036 if (err == NGX_EAGAIN) { | |
| 1037 return; | |
| 1038 } | |
| 1039 | |
| 1040 ev->error = 1; | |
| 1041 | |
| 483 | 1042 } else { /* n == 0 */ |
| 479 | 1043 err = 0; |
| 1044 } | |
| 1045 | |
| 529 | 1046 ev->eof = 1; |
| 583 | 1047 c->error = 1; |
| 529 | 1048 |
|
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1049 if (!u->cacheable && u->peer.connection) { |
| 479 | 1050 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
| 1051 "client closed prematurely connection, " | |
| 1052 "so upstream connection is closed too"); | |
| 1053 ngx_http_upstream_finalize_request(r, u, | |
| 1054 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 1055 return; | |
| 1056 } | |
| 1057 | |
| 1058 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
| 1059 "client closed prematurely connection"); | |
| 1060 | |
| 1061 if (u->peer.connection == NULL) { | |
| 1062 ngx_http_upstream_finalize_request(r, u, | |
| 1063 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 1064 } | |
| 1065 } | |
| 1066 | |
| 1067 | |
| 487 | 1068 static void |
| 1069 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
| 479 | 1070 { |
| 591 | 1071 ngx_int_t rc; |
| 665 | 1072 ngx_time_t *tp; |
| 591 | 1073 ngx_connection_t *c; |
| 479 | 1074 |
| 483 | 1075 r->connection->log->action = "connecting to upstream"; |
| 479 | 1076 |
| 1077 r->connection->single_connection = 0; | |
| 1078 | |
|
889
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1079 if (u->state && u->state->response_sec) { |
| 665 | 1080 tp = ngx_timeofday(); |
|
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1081 u->state->response_sec = tp->sec - u->state->response_sec; |
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1082 u->state->response_msec = tp->msec - u->state->response_msec; |
| 665 | 1083 } |
| 1084 | |
|
1168
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1085 u->state = ngx_array_push(r->upstream_states); |
| 665 | 1086 if (u->state == NULL) { |
| 1087 ngx_http_upstream_finalize_request(r, u, | |
| 1088 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1089 return; | |
| 1090 } | |
| 1091 | |
| 1092 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
| 1093 | |
| 1094 tp = ngx_timeofday(); | |
|
889
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1095 u->state->response_sec = tp->sec; |
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1096 u->state->response_msec = tp->msec; |
| 665 | 1097 |
| 479 | 1098 rc = ngx_event_connect_peer(&u->peer); |
| 1099 | |
| 1100 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1101 "http upstream connect: %i", rc); | |
| 1102 | |
| 1103 if (rc == NGX_ERROR) { | |
| 1104 ngx_http_upstream_finalize_request(r, u, | |
| 1105 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1106 return; | |
| 1107 } | |
| 1108 | |
|
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1109 u->state->peer = u->peer.name; |
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1110 |
| 543 | 1111 if (rc == NGX_BUSY) { |
| 1112 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
| 1378 | 1113 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
| 1114 return; | |
| 543 | 1115 } |
| 1116 | |
| 1378 | 1117 if (rc == NGX_DECLINED) { |
| 479 | 1118 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
| 1119 return; | |
| 1120 } | |
| 1121 | |
| 577 | 1122 /* rc == NGX_OK || rc == NGX_AGAIN */ |
| 1123 | |
| 479 | 1124 c = u->peer.connection; |
| 1125 | |
| 1126 c->data = r; | |
| 591 | 1127 |
|
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1128 c->write->handler = ngx_http_upstream_handler; |
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1129 c->read->handler = ngx_http_upstream_handler; |
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1130 |
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1131 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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1132 u->read_event_handler = ngx_http_upstream_process_header; |
| 479 | 1133 |
|
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1134 c->sendfile &= r->connection->sendfile; |
| 1958 | 1135 u->output.sendfile = c->sendfile; |
| 479 | 1136 |
| 1137 c->pool = r->pool; | |
| 2847 | 1138 c->log = r->connection->log; |
| 1139 c->read->log = c->log; | |
| 1140 c->write->log = c->log; | |
| 479 | 1141 |
| 1142 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
| 1143 | |
| 1144 u->writer.out = NULL; | |
| 1145 u->writer.last = &u->writer.out; | |
| 1146 u->writer.connection = c; | |
| 1147 u->writer.limit = 0; | |
| 1148 | |
| 1149 if (u->request_sent) { | |
| 509 | 1150 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
| 1151 ngx_http_upstream_finalize_request(r, u, | |
| 1152 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1153 return; | |
| 1154 } | |
| 479 | 1155 } |
| 1156 | |
|
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|
1157 if (r->request_body |
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1158 && r->request_body->buf |
|
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1159 && r->request_body->temp_file |
|
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1160 && r == r->main) |
|
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|
1161 { |
| 573 | 1162 /* |
| 1163 * the r->request_body->buf can be reused for one request only, | |
| 1164 * the subrequests should allocate their own temporay bufs | |
| 1165 */ | |
| 1166 | |
| 1167 u->output.free = ngx_alloc_chain_link(r->pool); | |
| 1168 if (u->output.free == NULL) { | |
| 1169 ngx_http_upstream_finalize_request(r, u, | |
| 1170 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1171 return; | |
| 479 | 1172 } |
| 573 | 1173 |
| 1174 u->output.free->buf = r->request_body->buf; | |
| 1175 u->output.free->next = NULL; | |
| 1176 u->output.allocated = 1; | |
| 1177 | |
| 1178 r->request_body->buf->pos = r->request_body->buf->start; | |
| 1179 r->request_body->buf->last = r->request_body->buf->start; | |
| 1180 r->request_body->buf->tag = u->output.tag; | |
| 479 | 1181 } |
| 1182 | |
| 1183 u->request_sent = 0; | |
| 1184 | |
| 1185 if (rc == NGX_AGAIN) { | |
| 1186 ngx_add_timer(c->write, u->conf->connect_timeout); | |
| 1187 return; | |
| 1188 } | |
| 1189 | |
| 577 | 1190 #if (NGX_HTTP_SSL) |
| 1191 | |
| 1658 | 1192 if (u->ssl && c->ssl == NULL) { |
| 591 | 1193 ngx_http_upstream_ssl_init_connection(r, u, c); |
| 577 | 1194 return; |
| 1195 } | |
| 1196 | |
| 1197 #endif | |
| 1198 | |
| 479 | 1199 ngx_http_upstream_send_request(r, u); |
| 1200 } | |
| 1201 | |
| 1202 | |
| 577 | 1203 #if (NGX_HTTP_SSL) |
| 1204 | |
| 1205 static void | |
| 591 | 1206 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
| 1207 ngx_http_upstream_t *u, ngx_connection_t *c) | |
| 1208 { | |
| 884 | 1209 ngx_int_t rc; |
| 591 | 1210 |
| 1211 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
| 1212 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
|
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1213 != NGX_OK) |
| 591 | 1214 { |
| 1215 ngx_http_upstream_finalize_request(r, u, | |
| 1216 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1217 return; | |
| 1218 } | |
| 1219 | |
| 1220 c->sendfile = 0; | |
| 619 | 1221 u->output.sendfile = 0; |
| 591 | 1222 |
| 2184 | 1223 if (u->conf->ssl_session_reuse) { |
| 1224 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
| 1225 ngx_http_upstream_finalize_request(r, u, | |
| 1226 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1227 return; | |
| 1228 } | |
| 591 | 1229 } |
| 1230 | |
| 641 | 1231 r->connection->log->action = "SSL handshaking to upstream"; |
| 1232 | |
| 591 | 1233 rc = ngx_ssl_handshake(c); |
| 1234 | |
| 1235 if (rc == NGX_AGAIN) { | |
| 1236 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
| 1237 return; | |
| 1238 } | |
| 1239 | |
| 1240 ngx_http_upstream_ssl_handshake(c); | |
| 1241 } | |
| 1242 | |
| 1243 | |
| 1244 static void | |
| 577 | 1245 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
| 1246 { | |
| 1247 ngx_http_request_t *r; | |
| 1248 ngx_http_upstream_t *u; | |
| 1249 | |
| 1250 r = c->data; | |
| 1251 u = r->upstream; | |
| 1252 | |
| 1253 if (c->ssl->handshaked) { | |
| 1254 | |
| 2184 | 1255 if (u->conf->ssl_session_reuse) { |
| 1256 u->peer.save_session(&u->peer, u->peer.data); | |
| 1257 } | |
| 884 | 1258 |
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1259 c->write->handler = ngx_http_upstream_handler; |
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1260 c->read->handler = ngx_http_upstream_handler; |
| 577 | 1261 |
| 1262 ngx_http_upstream_send_request(r, u); | |
| 1263 | |
| 1264 return; | |
| 1265 } | |
| 1266 | |
| 1267 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
| 1268 | |
| 1269 } | |
| 1270 | |
| 1271 #endif | |
| 1272 | |
| 1273 | |
| 509 | 1274 static ngx_int_t |
| 487 | 1275 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
| 479 | 1276 { |
| 1277 ngx_chain_t *cl; | |
| 1278 | |
| 509 | 1279 if (u->reinit_request(r) != NGX_OK) { |
| 1280 return NGX_ERROR; | |
| 1281 } | |
| 1282 | |
| 1705 | 1283 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
| 1284 | |
| 1285 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
| 591 | 1286 sizeof(ngx_table_elt_t)) |
| 1287 != NGX_OK) | |
| 509 | 1288 { |
| 1289 return NGX_ERROR; | |
| 479 | 1290 } |
| 1291 | |
| 1292 /* reinit the request chain */ | |
| 577 | 1293 |
| 509 | 1294 for (cl = u->request_bufs; cl; cl = cl->next) { |
| 479 | 1295 cl->buf->pos = cl->buf->start; |
| 1296 cl->buf->file_pos = 0; | |
| 1297 } | |
| 1298 | |
| 509 | 1299 /* reinit the subrequest's ngx_output_chain() context */ |
| 1300 | |
| 573 | 1301 if (r->request_body && r->request_body->temp_file |
| 597 | 1302 && r != r->main && u->output.buf) |
| 573 | 1303 { |
| 1304 u->output.free = ngx_alloc_chain_link(r->pool); | |
| 1305 if (u->output.free == NULL) { | |
| 1306 return NGX_ERROR; | |
| 509 | 1307 } |
| 573 | 1308 |
| 1309 u->output.free->buf = u->output.buf; | |
| 1310 u->output.free->next = NULL; | |
| 1311 | |
| 1312 u->output.buf->pos = u->output.buf->start; | |
| 1313 u->output.buf->last = u->output.buf->start; | |
| 509 | 1314 } |
| 479 | 1315 |
| 1316 u->output.buf = NULL; | |
| 1317 u->output.in = NULL; | |
| 1318 u->output.busy = NULL; | |
| 577 | 1319 |
| 581 | 1320 /* reinit u->buffer */ |
| 577 | 1321 |
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1322 u->buffer.pos = u->buffer.start; |
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1323 |
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1324 #if (NGX_HTTP_CACHE) |
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1325 |
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1326 if (r->cache) { |
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1327 u->buffer.pos += r->cache->header_start; |
| 479 | 1328 } |
| 509 | 1329 |
| 479 | 1330 #endif |
| 1331 | |
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1332 u->buffer.last = u->buffer.pos; |
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1333 |
| 509 | 1334 return NGX_OK; |
| 479 | 1335 } |
| 1336 | |
| 1337 | |
| 487 | 1338 static void |
| 1339 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
| 479 | 1340 { |
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1341 ngx_int_t rc; |
| 483 | 1342 ngx_connection_t *c; |
| 577 | 1343 |
| 479 | 1344 c = u->peer.connection; |
| 1345 | |
| 1346 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 1347 "http upstream send request"); | |
| 1348 | |
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1349 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
| 1166 | 1350 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1351 return; |
| 479 | 1352 } |
| 1353 | |
| 483 | 1354 c->log->action = "sending request to upstream"; |
| 479 | 1355 |
| 509 | 1356 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
| 479 | 1357 |
| 1358 u->request_sent = 1; | |
| 1359 | |
| 1360 if (rc == NGX_ERROR) { | |
| 1361 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
| 1362 return; | |
| 1363 } | |
| 1364 | |
| 1365 if (c->write->timer_set) { | |
| 1366 ngx_del_timer(c->write); | |
| 1367 } | |
| 1368 | |
| 1369 if (rc == NGX_AGAIN) { | |
| 1370 ngx_add_timer(c->write, u->conf->send_timeout); | |
| 1371 | |
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1372 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
| 479 | 1373 ngx_http_upstream_finalize_request(r, u, |
| 1374 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1375 return; | |
| 1376 } | |
| 1377 | |
| 1378 return; | |
| 1379 } | |
| 1380 | |
| 1381 /* rc == NGX_OK */ | |
| 1382 | |
| 1383 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
| 1384 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
| 1385 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
| 1386 ngx_tcp_push_n " failed"); | |
| 1387 ngx_http_upstream_finalize_request(r, u, | |
| 1388 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 577 | 1389 return; |
| 479 | 1390 } |
| 1391 | |
| 1392 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
| 1393 } | |
| 577 | 1394 |
| 479 | 1395 ngx_add_timer(c->read, u->conf->read_timeout); |
| 1396 | |
| 1397 #if 1 | |
| 1398 if (c->read->ready) { | |
| 577 | 1399 |
| 479 | 1400 /* post aio operation */ |
| 1401 | |
| 1402 /* | |
| 1403 * TODO comment | |
| 1404 * although we can post aio operation just in the end | |
| 1405 * of ngx_http_upstream_connect() CHECK IT !!! | |
| 1406 * it's better to do here because we postpone header buffer allocation | |
| 1407 */ | |
| 1408 | |
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1409 ngx_http_upstream_process_header(r, u); |
| 479 | 1410 return; |
| 1411 } | |
| 1412 #endif | |
| 1413 | |
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1414 u->write_event_handler = ngx_http_upstream_dummy_handler; |
| 479 | 1415 |
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1416 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
| 479 | 1417 ngx_http_upstream_finalize_request(r, u, |
| 1418 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1419 return; | |
| 1420 } | |
| 1421 } | |
| 1422 | |
| 1423 | |
| 487 | 1424 static void |
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1425 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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1426 ngx_http_upstream_t *u) |
| 479 | 1427 { |
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1428 ngx_connection_t *c; |
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1429 |
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1430 c = u->peer.connection; |
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1431 |
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1432 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 479 | 1433 "http upstream send request handler"); |
| 1434 | |
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1435 if (c->write->timedout) { |
| 479 | 1436 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
| 1437 return; | |
| 1438 } | |
| 1439 | |
| 591 | 1440 #if (NGX_HTTP_SSL) |
| 1441 | |
| 1658 | 1442 if (u->ssl && c->ssl == NULL) { |
| 591 | 1443 ngx_http_upstream_ssl_init_connection(r, u, c); |
| 1444 return; | |
| 1445 } | |
| 1446 | |
| 1447 #endif | |
| 1448 | |
| 651 | 1449 if (u->header_sent) { |
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1450 u->write_event_handler = ngx_http_upstream_dummy_handler; |
| 651 | 1451 |
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1452 (void) ngx_handle_write_event(c->write, 0); |
| 651 | 1453 |
| 1454 return; | |
| 1455 } | |
| 1456 | |
| 479 | 1457 ngx_http_upstream_send_request(r, u); |
| 1458 } | |
| 1459 | |
| 1460 | |
| 487 | 1461 static void |
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1462 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
| 479 | 1463 { |
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1464 ssize_t n; |
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1465 ngx_int_t rc; |
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1466 ngx_connection_t *c; |
| 479 | 1467 |
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1468 c = u->peer.connection; |
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1469 |
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1470 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| 483 | 1471 "http upstream process header"); |
| 479 | 1472 |
| 483 | 1473 c->log->action = "reading response header from upstream"; |
| 479 | 1474 |
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1475 if (c->read->timedout) { |
| 479 | 1476 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
| 1477 return; | |
| 1478 } | |
| 577 | 1479 |
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1480 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
| 1166 | 1481 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1482 return; |
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1483 } |
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1484 |
| 581 | 1485 if (u->buffer.start == NULL) { |
| 1486 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
| 1487 if (u->buffer.start == NULL) { | |
| 479 | 1488 ngx_http_upstream_finalize_request(r, u, |
| 1489 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1490 return; | |
| 1491 } | |
| 1492 | |
| 581 | 1493 u->buffer.pos = u->buffer.start; |
| 1494 u->buffer.last = u->buffer.start; | |
| 1495 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
| 1496 u->buffer.temporary = 1; | |
| 1497 | |
| 1498 u->buffer.tag = u->output.tag; | |
| 479 | 1499 |
| 1705 | 1500 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
| 581 | 1501 sizeof(ngx_table_elt_t)) |
| 1502 != NGX_OK) | |
| 509 | 1503 { |
| 1504 ngx_http_upstream_finalize_request(r, u, | |
| 1505 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1506 return; | |
| 1507 } | |
| 1508 | |
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1509 #if (NGX_HTTP_CACHE) |
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1510 |
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1511 if (r->cache) { |
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1512 u->buffer.pos += r->cache->header_start; |
| 581 | 1513 u->buffer.last = u->buffer.pos; |
| 479 | 1514 } |
| 1515 #endif | |
| 1516 } | |
| 1517 | |
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1518 for ( ;; ) { |
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1519 |
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1520 n = c->recv(c, u->buffer.last, u->buffer.end - u->buffer.last); |
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1521 |
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1522 if (n == NGX_AGAIN) { |
| 479 | 1523 #if 0 |
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1524 ngx_add_timer(rev, u->read_timeout); |
| 479 | 1525 #endif |
| 1526 | |
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1527 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
|
1528 ngx_http_upstream_finalize_request(r, u, |
| 479 | 1529 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1530 return; |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1531 } |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1532 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1533 return; |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1534 } |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1535 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1536 if (n == 0) { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1537 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
|
1538 "upstream prematurely closed connection"); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1539 } |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1540 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1541 if (n == NGX_ERROR || n == 0) { |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1542 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
| 479 | 1543 return; |
| 1544 } | |
| 1545 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1546 u->buffer.last += n; |
| 479 | 1547 |
| 1548 #if 0 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1549 u->valid_header_in = 0; |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1550 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1551 u->peer.cached = 0; |
| 479 | 1552 #endif |
| 1553 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1554 rc = u->process_header(r); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1555 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1556 if (rc == NGX_AGAIN) { |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1557 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1558 if (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
|
1559 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
|
1560 "upstream sent too big header"); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1561 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1562 ngx_http_upstream_next(r, u, |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1563 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1564 return; |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1565 } |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1566 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1567 continue; |
| 479 | 1568 } |
| 1569 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1570 break; |
| 479 | 1571 } |
| 1572 | |
| 1573 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
| 1574 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
| 1575 return; | |
| 1576 } | |
| 1577 | |
|
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
|
1578 if (rc == NGX_ERROR) { |
| 479 | 1579 ngx_http_upstream_finalize_request(r, u, |
| 1580 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1581 return; | |
| 1582 } | |
| 1583 | |
| 1584 /* rc == NGX_OK */ | |
| 1585 | |
|
3401
9e7926763f87
allow to handle 301/302 in error_page
Igor Sysoev <igor@sysoev.ru>
parents:
3399
diff
changeset
|
1586 if (u->headers_in.status_n > NGX_HTTP_SPECIAL_RESPONSE) { |
|
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1587 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1588 if (r->subrequest_in_memory) { |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1589 u->buffer.last = u->buffer.pos; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1590 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1591 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1592 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
| 509 | 1593 return; |
| 1594 } | |
| 1595 | |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1596 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
|
1597 return; |
| 487 | 1598 } |
| 1599 } | |
| 1600 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1601 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
| 515 | 1602 return; |
| 1603 } | |
| 1604 | |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1605 if (!r->subrequest_in_memory) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1606 ngx_http_upstream_send_response(r, u); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1607 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1608 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1609 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1610 /* subrequest content in memory */ |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1611 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1612 if (u->input_filter == NULL) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1613 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1614 u->input_filter = ngx_http_upstream_non_buffered_filter; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1615 u->input_filter_ctx = r; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1616 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1617 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1618 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1619 ngx_http_upstream_finalize_request(r, u, |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1620 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1621 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1622 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1623 |
|
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1624 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
|
1625 |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1626 if (n) { |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1627 u->buffer.last -= n; |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1628 |
| 2402 | 1629 u->state->response_length += n; |
| 1630 | |
|
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1631 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
|
1632 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1633 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1634 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1635 |
|
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1636 if (u->length == 0) { |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1637 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
|
1638 return; |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1639 } |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1640 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1641 |
|
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1642 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
|
1643 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1644 ngx_http_upstream_process_body_in_memory(r, u); |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1645 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1646 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1647 |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1648 static ngx_int_t |
|
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1649 ngx_http_upstream_test_next(ngx_http_request_t *r, ngx_http_upstream_t *u) |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1650 { |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1651 ngx_uint_t status; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1652 ngx_http_upstream_next_t *un; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1653 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1654 status = u->headers_in.status_n; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1655 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1656 for (un = ngx_http_upstream_next_errors; un->status; un++) { |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1657 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1658 if (status != un->status) { |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1659 continue; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1660 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1661 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1662 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
|
1663 ngx_http_upstream_next(r, u, un->mask); |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1664 return NGX_OK; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1665 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1666 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1667 #if (NGX_HTTP_CACHE) |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1668 |
| 2952 | 1669 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
| 1670 && (u->conf->cache_use_stale & un->mask)) | |
| 1671 { | |
|
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1672 ngx_int_t rc; |
|
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1673 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1674 rc = u->reinit_request(r); |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1675 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1676 if (rc == NGX_OK) { |
| 2952 | 1677 u->cache_status = NGX_HTTP_CACHE_STALE; |
|
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1678 rc = ngx_http_upstream_cache_send(r, u); |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1679 } |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1680 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1681 ngx_http_upstream_finalize_request(r, u, rc); |
|
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1682 return NGX_OK; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1683 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1684 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1685 #endif |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1686 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1687 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1688 return NGX_DECLINED; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1689 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1690 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1691 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1692 static ngx_int_t |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1693 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
|
1694 ngx_http_upstream_t *u) |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1695 { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1696 ngx_int_t status; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1697 ngx_uint_t i; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1698 ngx_table_elt_t *h; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1699 ngx_http_err_page_t *err_page; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1700 ngx_http_core_loc_conf_t *clcf; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1701 |
|
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1702 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
|
1703 |
|
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1704 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
|
1705 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
|
1706 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
|
1707 } |
|
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1708 |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1709 if (!u->conf->intercept_errors) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1710 return NGX_DECLINED; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1711 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1712 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1713 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
|
1714 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1715 if (clcf->error_pages == NULL) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1716 return NGX_DECLINED; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1717 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1718 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1719 err_page = clcf->error_pages->elts; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1720 for (i = 0; i < clcf->error_pages->nelts; i++) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1721 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1722 if (err_page[i].status == status) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1723 |
|
2953
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1724 if (status == NGX_HTTP_UNAUTHORIZED |
|
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1725 && u->headers_in.www_authenticate) |
|
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1726 { |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1727 h = ngx_list_push(&r->headers_out.headers); |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1728 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1729 if (h == NULL) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1730 ngx_http_upstream_finalize_request(r, u, |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1731 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1732 return NGX_OK; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1733 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1734 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1735 *h = *u->headers_in.www_authenticate; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1736 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1737 r->headers_out.www_authenticate = h; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1738 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1739 |
|
3706
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1740 #if (NGX_HTTP_CACHE) |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1741 |
|
3709
64777690c697
fix r3707: cache node should be freed be a response is not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3708
diff
changeset
|
1742 if (r->cache) { |
|
3706
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1743 time_t valid; |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1744 |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1745 valid = ngx_http_file_cache_valid(u->conf->cache_valid, status); |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1746 |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1747 if (valid) { |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1748 r->cache->valid_sec = ngx_time() + valid; |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1749 r->cache->error = status; |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1750 } |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1751 |
|
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
1752 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
|
3706
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1753 } |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1754 #endif |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1755 ngx_http_upstream_finalize_request(r, u, status); |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1756 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1757 return NGX_OK; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1758 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1759 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1760 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1761 return NGX_DECLINED; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1762 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1763 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1764 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1765 static ngx_int_t |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1766 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
|
1767 { |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1768 int err; |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1769 socklen_t len; |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1770 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1771 #if (NGX_HAVE_KQUEUE) |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1772 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1773 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
| 1166 | 1774 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
|
1775 c->log->action = "connecting to upstream"; |
| 1166 | 1776 (void) ngx_connection_error(c, c->write->kq_errno, |
| 1777 "kevent() reported that connect() failed"); | |
| 1778 return NGX_ERROR; | |
| 1779 } | |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1780 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1781 } else |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1782 #endif |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1783 { |
| 1166 | 1784 err = 0; |
| 1785 len = sizeof(int); | |
| 1786 | |
| 1787 /* | |
| 1788 * BSDs and Linux return 0 and set a pending error in err | |
| 1789 * Solaris returns -1 and sets errno | |
| 1790 */ | |
| 1791 | |
| 1792 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
| 1793 == -1) | |
| 1794 { | |
| 1795 err = ngx_errno; | |
| 1796 } | |
| 1797 | |
| 1798 if (err) { | |
|
1469
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connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1799 c->log->action = "connecting to upstream"; |
| 1166 | 1800 (void) ngx_connection_error(c, err, "connect() failed"); |
| 1801 return NGX_ERROR; | |
| 1802 } | |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1803 } |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1804 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1805 return NGX_OK; |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1806 } |
|
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separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1807 |
|
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|
1808 |
|
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|
1809 static ngx_int_t |
|
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|
1810 ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) |
|
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|
1811 { |
|
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|
1812 ngx_str_t *uri, args; |
|
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|
1813 ngx_uint_t i, flags; |
|
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|
1814 ngx_list_part_t *part; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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|
1815 ngx_table_elt_t *h; |
|
3a8a53c0c42f
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|
1816 ngx_http_upstream_header_t *hh; |
|
3a8a53c0c42f
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|
1817 ngx_http_upstream_main_conf_t *umcf; |
|
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|
1818 |
|
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|
1819 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
|
3a8a53c0c42f
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|
1820 |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1821 if (u->headers_in.x_accel_redirect |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
1822 && !(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT)) |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
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parents:
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|
1823 { |
|
2592
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|
1824 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
|
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|
1825 |
|
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|
1826 part = &u->headers_in.headers.part; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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|
1827 h = part->elts; |
|
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|
1828 |
|
3a8a53c0c42f
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|
1829 for (i = 0; /* void */; i++) { |
|
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|
1830 |
|
3a8a53c0c42f
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|
1831 if (i >= part->nelts) { |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1832 if (part->next == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1833 break; |
|
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diff
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|
1834 } |
|
3a8a53c0c42f
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changeset
|
1835 |
|
3a8a53c0c42f
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changeset
|
1836 part = part->next; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1837 h = part->elts; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1838 i = 0; |
|
3a8a53c0c42f
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changeset
|
1839 } |
|
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Igor Sysoev <igor@sysoev.ru>
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|
1840 |
|
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|
1841 hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1842 h[i].lowcase_key, h[i].key.len); |
|
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changeset
|
1843 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
1844 if (hh && hh->redirect) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1845 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
1846 ngx_http_finalize_request(r, |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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changeset
|
1847 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1848 return NGX_DONE; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1849 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1850 } |
|
3a8a53c0c42f
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diff
changeset
|
1851 } |
|
3a8a53c0c42f
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|
1852 |
|
3a8a53c0c42f
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changeset
|
1853 uri = &u->headers_in.x_accel_redirect->value; |
|
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
1854 ngx_str_null(&args); |
| 3161 | 1855 flags = NGX_HTTP_LOG_UNSAFE; |
|
2592
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|
1856 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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changeset
|
1857 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
|
1858 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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changeset
|
1859 return NGX_DONE; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1860 } |
|
3a8a53c0c42f
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diff
changeset
|
1861 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
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changeset
|
1862 if (r->method != NGX_HTTP_HEAD) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1863 r->method = NGX_HTTP_GET; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1864 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1865 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1866 r->valid_unparsed_uri = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
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changeset
|
1867 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1868 ngx_http_internal_redirect(r, uri, &args); |
|
3120
40b8b398dbbc
fix request counter for X-Accel-Redirect, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3112
diff
changeset
|
1869 ngx_http_finalize_request(r, NGX_DONE); |
|
2592
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|
1870 return NGX_DONE; |
|
3a8a53c0c42f
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diff
changeset
|
1871 } |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
1872 |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
1873 part = &u->headers_in.headers.part; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1874 h = part->elts; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1875 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1876 for (i = 0; /* void */; i++) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
1877 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1878 if (i >= part->nelts) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1879 if (part->next == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1880 break; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1881 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1882 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1883 part = part->next; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1884 h = part->elts; |
|
3a8a53c0c42f
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diff
changeset
|
1885 i = 0; |
|
3a8a53c0c42f
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parents:
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changeset
|
1886 } |
|
3a8a53c0c42f
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diff
changeset
|
1887 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1888 if (ngx_hash_find(&u->conf->hide_headers_hash, h[i].hash, |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1889 h[i].lowcase_key, h[i].key.len)) |
|
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a prelimiary proxy cache support
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diff
changeset
|
1890 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1891 continue; |
|
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diff
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|
1892 } |
|
3a8a53c0c42f
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diff
changeset
|
1893 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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changeset
|
1894 hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1895 h[i].lowcase_key, h[i].key.len); |
|
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diff
changeset
|
1896 |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
1897 if (hh) { |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1898 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
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changeset
|
1899 ngx_http_upstream_finalize_request(r, u, |
|
3a8a53c0c42f
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|
1900 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
3a8a53c0c42f
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diff
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|
1901 return NGX_DONE; |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
1902 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
1903 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1904 continue; |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
1905 } |
|
3a8a53c0c42f
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diff
changeset
|
1906 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1907 if (ngx_http_upstream_copy_header_line(r, &h[i], 0) != NGX_OK) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1908 ngx_http_upstream_finalize_request(r, u, |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1909 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1910 return NGX_DONE; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1911 } |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1912 } |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1913 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1914 if (r->headers_out.server && r->headers_out.server->value.data == NULL) { |
|
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1915 r->headers_out.server->hash = 0; |
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1916 } |
|
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1917 |
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1918 if (r->headers_out.date && r->headers_out.date->value.data == NULL) { |
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1919 r->headers_out.date->hash = 0; |
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1920 } |
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1921 |
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1922 r->headers_out.status = u->headers_in.status_n; |
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1923 r->headers_out.status_line = u->headers_in.status_line; |
|
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1924 |
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1925 u->headers_in.content_length_n = r->headers_out.content_length_n; |
|
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1926 |
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1927 if (r->headers_out.content_length_n != -1) { |
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1928 u->length = (size_t) r->headers_out.content_length_n; |
|
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1929 |
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1930 } else { |
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1931 u->length = NGX_MAX_SIZE_T_VALUE; |
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1932 } |
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1933 |
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1934 return NGX_OK; |
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1935 } |
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1936 |
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1937 |
|
777
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1938 static void |
|
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1939 ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
|
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1940 ngx_http_upstream_t *u) |
|
777
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1941 { |
|
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1942 size_t size; |
|
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1943 ssize_t n; |
|
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1944 ngx_buf_t *b; |
|
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1945 ngx_event_t *rev; |
|
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1946 ngx_connection_t *c; |
|
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1947 |
|
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1948 c = u->peer.connection; |
|
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1949 rev = c->read; |
|
777
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1950 |
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1951 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
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1952 "http upstream process body on memory"); |
|
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1953 |
|
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1954 if (rev->timedout) { |
|
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1955 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
|
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1956 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
|
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1957 return; |
|
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1958 } |
|
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|
1959 |
|
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1960 b = &u->buffer; |
|
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1961 |
|
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1962 for ( ;; ) { |
|
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|
1963 |
|
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1964 size = b->end - b->last; |
|
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1965 |
|
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1966 if (size == 0) { |
|
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1967 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
| 3708 | 1968 "upstream buffer is too small to read response"); |
|
777
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1969 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
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1970 return; |
|
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|
1971 } |
|
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|
1972 |
|
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1973 n = c->recv(c, b->last, size); |
|
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|
1974 |
|
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1975 if (n == NGX_AGAIN) { |
|
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|
1976 break; |
|
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|
1977 } |
|
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|
1978 |
|
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|
1979 if (n == 0 || n == NGX_ERROR) { |
|
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1980 ngx_http_upstream_finalize_request(r, u, n); |
|
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|
1981 return; |
|
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|
1982 } |
|
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|
1983 |
| 2402 | 1984 u->state->response_length += n; |
| 1985 | |
|
777
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1986 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
|
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|
1987 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
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|
1988 return; |
|
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|
1989 } |
|
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diff
changeset
|
1990 |
|
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|
1991 if (!rev->ready) { |
|
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|
1992 break; |
|
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|
1993 } |
|
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|
1994 } |
|
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|
1995 |
|
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|
1996 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
|
777
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|
1997 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
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|
1998 return; |
|
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|
1999 } |
|
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|
2000 |
|
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|
2001 if (rev->active) { |
|
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|
2002 ngx_add_timer(rev, u->conf->read_timeout); |
|
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|
2003 |
|
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|
2004 } else if (rev->timer_set) { |
|
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|
2005 ngx_del_timer(rev); |
|
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|
2006 } |
| 681 | 2007 } |
| 2008 | |
| 2009 | |
| 2010 static void | |
| 2011 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
| 2012 { | |
| 2013 int tcp_nodelay; | |
| 2402 | 2014 ssize_t n; |
| 681 | 2015 ngx_int_t rc; |
| 2016 ngx_event_pipe_t *p; | |
| 2017 ngx_connection_t *c; | |
| 2018 ngx_http_core_loc_conf_t *clcf; | |
| 2019 | |
| 509 | 2020 rc = ngx_http_send_header(r); |
| 479 | 2021 |
| 2701 | 2022 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
| 485 | 2023 ngx_http_upstream_finalize_request(r, u, rc); |
| 479 | 2024 return; |
| 2025 } | |
| 2026 | |
|
2704
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|
2027 c = r->connection; |
|
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diff
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|
2028 |
| 2701 | 2029 if (r->header_only) { |
|
2704
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|
2030 |
| 2701 | 2031 if (u->cacheable || u->store) { |
|
2704
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diff
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|
2032 |
|
ac1e2e199c9f
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diff
changeset
|
2033 if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { |
|
ac1e2e199c9f
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diff
changeset
|
2034 ngx_connection_error(c, ngx_socket_errno, |
|
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diff
changeset
|
2035 ngx_shutdown_socket_n " failed"); |
|
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diff
changeset
|
2036 } |
|
ac1e2e199c9f
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diff
changeset
|
2037 |
| 2701 | 2038 r->read_event_handler = ngx_http_request_empty_handler; |
| 2039 r->write_event_handler = ngx_http_request_empty_handler; | |
|
2704
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changeset
|
2040 c->error = 1; |
| 2701 | 2041 |
| 2042 } else { | |
| 2043 ngx_http_upstream_finalize_request(r, u, rc); | |
| 2044 return; | |
| 2045 } | |
| 2046 } | |
| 2047 | |
| 479 | 2048 u->header_sent = 1; |
| 2049 | |
| 573 | 2050 if (r->request_body && r->request_body->temp_file) { |
|
2592
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|
2051 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
|
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|
2052 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
| 563 | 2053 } |
| 2054 | |
| 581 | 2055 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| 2056 | |
| 649 | 2057 if (!u->buffering) { |
| 581 | 2058 |
| 2059 if (u->input_filter == NULL) { | |
| 2060 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
| 2061 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
| 2062 u->input_filter_ctx = r; | |
| 2063 } | |
| 2064 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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parents:
2377
diff
changeset
|
2065 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
| 581 | 2066 r->write_event_handler = |
| 2067 ngx_http_upstream_process_non_buffered_downstream; | |
| 2068 | |
| 2069 r->limit_rate = 0; | |
| 2070 | |
| 2071 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
| 2072 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2073 return; | |
| 2074 } | |
| 2075 | |
| 583 | 2076 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
| 2077 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
| 2078 | |
| 2079 tcp_nodelay = 1; | |
| 2080 | |
| 2081 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
| 2082 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
| 2083 { | |
| 2084 ngx_connection_error(c, ngx_socket_errno, | |
| 2085 "setsockopt(TCP_NODELAY) failed"); | |
| 2086 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2087 return; | |
| 2088 } | |
| 2089 | |
| 2090 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
| 2091 } | |
| 2092 | |
| 2402 | 2093 n = u->buffer.last - u->buffer.pos; |
| 2094 | |
| 2095 if (n) { | |
| 581 | 2096 u->buffer.last = u->buffer.pos; |
| 2097 | |
| 2402 | 2098 u->state->response_length += n; |
| 2099 | |
| 2100 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
| 581 | 2101 ngx_http_upstream_finalize_request(r, u, 0); |
| 2102 return; | |
| 2103 } | |
| 2104 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2105 ngx_http_upstream_process_non_buffered_downstream(r); |
| 581 | 2106 |
| 2107 } else { | |
| 2108 u->buffer.pos = u->buffer.start; | |
| 2109 u->buffer.last = u->buffer.start; | |
| 2110 | |
| 2111 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
| 2112 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2113 return; | |
| 2114 } | |
|
1468
491e5059ea19
read EOF of header only responses in non-buffered proxying
Igor Sysoev <igor@sysoev.ru>
parents:
1397
diff
changeset
|
2115 |
|
491e5059ea19
read EOF of header only responses in non-buffered proxying
Igor Sysoev <igor@sysoev.ru>
parents:
1397
diff
changeset
|
2116 if (u->peer.connection->read->ready) { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2117 ngx_http_upstream_process_non_buffered_upstream(r, u); |
|
1468
491e5059ea19
read EOF of header only responses in non-buffered proxying
Igor Sysoev <igor@sysoev.ru>
parents:
1397
diff
changeset
|
2118 } |
| 581 | 2119 } |
| 2120 | |
| 2121 return; | |
| 2122 } | |
| 2123 | |
| 479 | 2124 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
| 2125 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2126 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2127 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2128 if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2129 ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2130 r->cache->file.fd = NGX_INVALID_FILE; |
| 479 | 2131 } |
| 2132 | |
|
3699
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2133 switch (ngx_http_test_predicates(r, u->conf->no_cache)) { |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2134 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2135 case NGX_ERROR: |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2136 ngx_http_upstream_finalize_request(r, u, 0); |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2137 return; |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2138 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2139 case NGX_DECLINED: |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2140 u->cacheable = 0; |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2141 break; |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2142 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2143 default: /* NGX_OK */ |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2144 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2145 if (u->cache_status == NGX_HTTP_CACHE_BYPASS) { |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2146 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2147 r->cache->min_uses = u->conf->cache_min_uses; |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2148 r->cache->body_start = u->conf->buffer_size; |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2149 r->cache->file_cache = u->conf->cache->data; |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2150 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2151 if (ngx_http_file_cache_create(r) != NGX_OK) { |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2152 ngx_http_upstream_finalize_request(r, u, 0); |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2153 return; |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2154 } |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2155 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2156 u->cacheable = 1; |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2157 } |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2158 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2159 break; |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2160 } |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2161 |
| 1565 | 2162 if (u->cacheable) { |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2163 time_t now, valid; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2164 |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2165 now = ngx_time(); |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2166 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2167 valid = r->cache->valid_sec; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2168 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2169 if (valid == 0) { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2170 valid = ngx_http_file_cache_valid(u->conf->cache_valid, |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2171 u->headers_in.status_n); |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2172 if (valid) { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2173 r->cache->valid_sec = now + valid; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2174 } |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2175 } |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2176 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2177 if (valid) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2178 r->cache->last_modified = r->headers_out.last_modified_time; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2179 r->cache->date = now; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2180 r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2181 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2182 ngx_http_file_cache_set_header(r, u->buffer.start); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2183 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2184 } else { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2185 u->cacheable = 0; |
|
2703
3b6afa999c2f
support 304 for cacheable responses
Igor Sysoev <igor@sysoev.ru>
parents:
2701
diff
changeset
|
2186 r->headers_out.last_modified_time = -1; |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2187 } |
| 479 | 2188 } |
| 2189 | |
| 2690 | 2190 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| 2191 "http cacheable: %d", u->cacheable); | |
| 2192 | |
|
3083
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2193 if (u->cacheable == 0 && r->cache) { |
|
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2194 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
|
3083
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2195 } |
|
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2196 |
| 479 | 2197 #endif |
| 2198 | |
| 581 | 2199 p = u->pipe; |
| 479 | 2200 |
| 2201 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
| 2202 p->output_ctx = r; | |
| 2203 p->tag = u->output.tag; | |
| 577 | 2204 p->bufs = u->conf->bufs; |
| 479 | 2205 p->busy_size = u->conf->busy_buffers_size; |
| 2206 p->upstream = u->peer.connection; | |
| 583 | 2207 p->downstream = c; |
| 479 | 2208 p->pool = r->pool; |
| 583 | 2209 p->log = c->log; |
| 577 | 2210 |
| 1565 | 2211 p->cacheable = u->cacheable || u->store; |
| 479 | 2212 |
| 501 | 2213 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
| 2214 if (p->temp_file == NULL) { | |
| 479 | 2215 ngx_http_upstream_finalize_request(r, u, 0); |
| 2216 return; | |
| 2217 } | |
| 2218 | |
| 2219 p->temp_file->file.fd = NGX_INVALID_FILE; | |
| 583 | 2220 p->temp_file->file.log = c->log; |
| 479 | 2221 p->temp_file->path = u->conf->temp_path; |
| 2222 p->temp_file->pool = r->pool; | |
| 577 | 2223 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2224 if (p->cacheable) { |
| 479 | 2225 p->temp_file->persistent = 1; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2226 |
| 479 | 2227 } else { |
| 667 | 2228 p->temp_file->log_level = NGX_LOG_WARN; |
| 479 | 2229 p->temp_file->warn = "an upstream response is buffered " |
| 2230 "to a temporary file"; | |
| 2231 } | |
| 2232 | |
| 2233 p->max_temp_file_size = u->conf->max_temp_file_size; | |
| 2234 p->temp_file_write_size = u->conf->temp_file_write_size; | |
| 2235 | |
| 501 | 2236 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
| 2237 if (p->preread_bufs == NULL) { | |
| 479 | 2238 ngx_http_upstream_finalize_request(r, u, 0); |
| 2239 return; | |
| 2240 } | |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2241 |
| 581 | 2242 p->preread_bufs->buf = &u->buffer; |
| 479 | 2243 p->preread_bufs->next = NULL; |
| 581 | 2244 u->buffer.recycled = 1; |
| 2245 | |
| 2246 p->preread_size = u->buffer.last - u->buffer.pos; | |
| 479 | 2247 |
| 1565 | 2248 if (u->cacheable) { |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2249 |
| 479 | 2250 p->buf_to_file = ngx_calloc_buf(r->pool); |
| 2251 if (p->buf_to_file == NULL) { | |
| 2252 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2253 return; | |
| 2254 } | |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2255 |
| 581 | 2256 p->buf_to_file->pos = u->buffer.start; |
| 2257 p->buf_to_file->last = u->buffer.pos; | |
| 479 | 2258 p->buf_to_file->temporary = 1; |
| 2259 } | |
| 2260 | |
| 2261 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
| 2262 /* the posted aio operation may currupt a shadow buffer */ | |
| 2263 p->single_buf = 1; | |
| 2264 } | |
| 2265 | |
| 2266 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
| 2267 p->free_bufs = 1; | |
| 2268 | |
| 2269 /* | |
| 581 | 2270 * event_pipe would do u->buffer.last += p->preread_size |
| 479 | 2271 * as though these bytes were read |
| 2272 */ | |
| 581 | 2273 u->buffer.last = u->buffer.pos; |
| 479 | 2274 |
| 2275 if (u->conf->cyclic_temp_file) { | |
| 2276 | |
| 2277 /* | |
| 2278 * we need to disable the use of sendfile() if we use cyclic temp file | |
| 2279 * because the writing a new data may interfere with sendfile() | |
| 2280 * that uses the same kernel file pages (at least on FreeBSD) | |
| 2281 */ | |
| 2282 | |
| 2283 p->cyclic_temp_file = 1; | |
| 583 | 2284 c->sendfile = 0; |
| 479 | 2285 |
| 2286 } else { | |
| 2287 p->cyclic_temp_file = 0; | |
| 2288 } | |
| 2289 | |
| 2290 p->read_timeout = u->conf->read_timeout; | |
| 2291 p->send_timeout = clcf->send_timeout; | |
| 2292 p->send_lowat = clcf->send_lowat; | |
| 2293 | |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2294 u->read_event_handler = ngx_http_upstream_process_upstream; |
| 509 | 2295 r->write_event_handler = ngx_http_upstream_process_downstream; |
| 479 | 2296 |
|
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2297 ngx_http_upstream_process_upstream(r, u); |
| 479 | 2298 } |
| 2299 | |
| 2300 | |
| 487 | 2301 static void |
| 581 | 2302 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
| 2303 { | |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2304 ngx_event_t *wev; |
|
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fix r2378, run posted requests after upstream event handling
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|
2305 ngx_connection_t *c; |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2306 ngx_http_upstream_t *u; |
|
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fix r2378, run posted requests after upstream event handling
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|
2307 |
|
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fix r2378, run posted requests after upstream event handling
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|
2308 c = r->connection; |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2309 u = r->upstream; |
|
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fix r2378, run posted requests after upstream event handling
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|
2310 wev = c->write; |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2311 |
|
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fix r2378, run posted requests after upstream event handling
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|
2312 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
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fix r2378, run posted requests after upstream event handling
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|
2313 "http upstream process non buffered downstream"); |
|
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fix r2378, run posted requests after upstream event handling
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|
2314 |
|
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fix r2378, run posted requests after upstream event handling
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|
2315 c->log->action = "sending to client"; |
|
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fix r2378, run posted requests after upstream event handling
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|
2316 |
|
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fix r2378, run posted requests after upstream event handling
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|
2317 if (wev->timedout) { |
|
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fix r2378, run posted requests after upstream event handling
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|
2318 c->timedout = 1; |
|
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fix r2378, run posted requests after upstream event handling
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diff
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|
2319 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2320 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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|
2321 return; |
|
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fix r2378, run posted requests after upstream event handling
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|
2322 } |
|
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fix r2378, run posted requests after upstream event handling
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|
2323 |
|
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fix r2378, run posted requests after upstream event handling
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|
2324 ngx_http_upstream_process_non_buffered_request(r, 1); |
| 581 | 2325 } |
| 2326 | |
| 2327 | |
| 2328 static void | |
|
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|
2329 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
|
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2330 ngx_http_upstream_t *u) |
|
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fix r2378, run posted requests after upstream event handling
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|
2331 { |
|
2386
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Igor Sysoev <igor@sysoev.ru>
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|
2332 ngx_connection_t *c; |
|
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
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|
2333 |
|
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
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|
2334 c = u->peer.connection; |
|
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2335 |
|
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fix r2378, run posted requests after upstream event handling
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|
2336 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
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fix r2378, run posted requests after upstream event handling
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|
2337 "http upstream process non buffered upstream"); |
|
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fix r2378, run posted requests after upstream event handling
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|
2338 |
|
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fix r2378, run posted requests after upstream event handling
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|
2339 c->log->action = "reading upstream"; |
|
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fix r2378, run posted requests after upstream event handling
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|
2340 |
|
2386
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Igor Sysoev <igor@sysoev.ru>
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|
2341 if (c->read->timedout) { |
|
2381
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|
2342 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2343 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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|
2344 return; |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2345 } |
|
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fix r2378, run posted requests after upstream event handling
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|
2346 |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2347 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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|
2348 } |
|
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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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|
2349 |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2350 |
|
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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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|
2351 static void |
|
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fix r2378, run posted requests after upstream event handling
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|
2352 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
|
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|
2353 ngx_uint_t do_write) |
| 581 | 2354 { |
| 2355 size_t size; | |
| 2356 ssize_t n; | |
| 2357 ngx_buf_t *b; | |
| 583 | 2358 ngx_int_t rc; |
|
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Igor Sysoev <igor@sysoev.ru>
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|
2359 ngx_connection_t *downstream, *upstream; |
| 581 | 2360 ngx_http_upstream_t *u; |
| 2361 ngx_http_core_loc_conf_t *clcf; | |
| 2362 | |
|
756
d904b5cb3bba
fix building introduced by previous commit
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2363 u = r->upstream; |
| 884 | 2364 downstream = r->connection; |
| 2365 upstream = u->peer.connection; | |
| 581 | 2366 |
| 2367 b = &u->buffer; | |
| 2368 | |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2369 do_write = do_write || u->length == 0; |
| 581 | 2370 |
| 2371 for ( ;; ) { | |
| 2372 | |
| 2373 if (do_write) { | |
| 2374 | |
| 2375 if (u->out_bufs || u->busy_bufs) { | |
| 583 | 2376 rc = ngx_http_output_filter(r, u->out_bufs); |
| 2377 | |
| 2378 if (rc == NGX_ERROR) { | |
| 581 | 2379 ngx_http_upstream_finalize_request(r, u, 0); |
| 2380 return; | |
| 2381 } | |
| 2382 | |
| 2383 ngx_chain_update_chains(&u->free_bufs, &u->busy_bufs, | |
| 2384 &u->out_bufs, u->output.tag); | |
| 2385 } | |
| 2386 | |
| 2387 if (u->busy_bufs == NULL) { | |
| 2388 | |
| 2389 if (u->length == 0 | |
| 884 | 2390 || upstream->read->eof |
| 2391 || upstream->read->error) | |
| 581 | 2392 { |
| 2393 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2394 return; | |
| 2395 } | |
| 2396 | |
| 2397 b->pos = b->start; | |
| 2398 b->last = b->start; | |
| 2399 } | |
| 2400 } | |
| 2401 | |
| 2402 size = b->end - b->last; | |
| 2403 | |
| 2404 if (size > u->length) { | |
| 2405 size = u->length; | |
| 2406 } | |
| 2407 | |
| 884 | 2408 if (size && upstream->read->ready) { |
| 2409 | |
| 2410 n = upstream->recv(upstream, b->last, size); | |
| 581 | 2411 |
| 2412 if (n == NGX_AGAIN) { | |
| 2413 break; | |
| 2414 } | |
| 2415 | |
| 2416 if (n > 0) { | |
| 2402 | 2417 u->state->response_length += n; |
| 2418 | |
| 581 | 2419 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
| 2420 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2421 return; | |
| 2422 } | |
| 2423 } | |
| 2424 | |
| 2425 do_write = 1; | |
| 2426 | |
| 2427 continue; | |
| 2428 } | |
| 2429 | |
| 2430 break; | |
| 2431 } | |
| 2432 | |
|
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2433 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
|
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diff
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|
2434 |
| 884 | 2435 if (downstream->data == r) { |
| 2436 if (ngx_handle_write_event(downstream->write, clcf->send_lowat) | |
|
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
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2360
diff
changeset
|
2437 != NGX_OK) |
| 583 | 2438 { |
| 2439 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2440 return; | |
| 2441 } | |
| 581 | 2442 } |
| 2443 | |
|
1063
e2a6ecc5a3ae
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Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2444 if (downstream->write->active && !downstream->write->ready) { |
| 884 | 2445 ngx_add_timer(downstream->write, clcf->send_timeout); |
| 2446 | |
| 2447 } else if (downstream->write->timer_set) { | |
| 2448 ngx_del_timer(downstream->write); | |
| 581 | 2449 } |
| 2450 | |
|
2377
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*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2451 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
| 581 | 2452 ngx_http_upstream_finalize_request(r, u, 0); |
| 2453 return; | |
| 2454 } | |
| 2455 | |
|
1063
e2a6ecc5a3ae
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Igor Sysoev <igor@sysoev.ru>
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1031
diff
changeset
|
2456 if (upstream->read->active && !upstream->read->ready) { |
| 884 | 2457 ngx_add_timer(upstream->read, u->conf->read_timeout); |
| 2458 | |
| 2459 } else if (upstream->read->timer_set) { | |
| 2460 ngx_del_timer(upstream->read); | |
| 581 | 2461 } |
| 2462 } | |
| 2463 | |
| 2464 | |
| 2465 static ngx_int_t | |
| 2466 ngx_http_upstream_non_buffered_filter_init(void *data) | |
| 2467 { | |
| 2468 return NGX_OK; | |
| 2469 } | |
| 2470 | |
| 2471 | |
| 2472 static ngx_int_t | |
| 2473 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
| 2474 { | |
| 2475 ngx_http_request_t *r = data; | |
| 2476 | |
| 2477 ngx_buf_t *b; | |
| 2478 ngx_chain_t *cl, **ll; | |
| 2479 ngx_http_upstream_t *u; | |
| 2480 | |
| 2481 u = r->upstream; | |
| 2482 | |
| 2483 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
| 2484 ll = &cl->next; | |
| 2485 } | |
| 2486 | |
| 2487 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
| 2488 if (cl == NULL) { | |
| 2489 return NGX_ERROR; | |
| 2490 } | |
| 2491 | |
| 2492 *ll = cl; | |
| 2493 | |
| 2494 cl->buf->flush = 1; | |
| 2495 cl->buf->memory = 1; | |
| 2496 | |
| 2497 b = &u->buffer; | |
| 2498 | |
| 2499 cl->buf->pos = b->last; | |
| 2500 b->last += bytes; | |
| 2501 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
|
2502 cl->buf->tag = u->output.tag; |
| 581 | 2503 |
| 2504 if (u->length == NGX_MAX_SIZE_T_VALUE) { | |
| 2505 return NGX_OK; | |
| 2506 } | |
| 2507 | |
| 2508 u->length -= bytes; | |
| 2509 | |
| 2510 return NGX_OK; | |
| 2511 } | |
| 2512 | |
| 2513 | |
| 2514 static void | |
| 509 | 2515 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
| 2516 { | |
|
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|
2517 ngx_event_t *wev; |
|
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|
2518 ngx_connection_t *c; |
| 509 | 2519 ngx_event_pipe_t *p; |
| 479 | 2520 ngx_http_upstream_t *u; |
| 2521 | |
|
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|
2522 c = r->connection; |
| 479 | 2523 u = r->upstream; |
| 581 | 2524 p = u->pipe; |
|
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2525 wev = c->write; |
|
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Igor Sysoev <igor@sysoev.ru>
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|
2526 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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changeset
|
2527 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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|
2528 "http upstream process downstream"); |
|
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diff
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|
2529 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2530 c->log->action = "sending to client"; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2531 |
|
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Igor Sysoev <igor@sysoev.ru>
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|
2532 if (wev->timedout) { |
|
3d7a70173d77
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Igor Sysoev <igor@sysoev.ru>
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|
2533 |
|
3d7a70173d77
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2534 if (wev->delayed) { |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2535 |
|
3d7a70173d77
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2536 wev->timedout = 0; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2537 wev->delayed = 0; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2538 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2539 if (!wev->ready) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2540 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
|
2541 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2542 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
|
2543 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
|
2544 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2545 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2546 return; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2547 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2548 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2549 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
|
2550 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
|
2551 return; |
| 527 | 2552 } |
| 479 | 2553 |
| 2554 } else { | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2555 p->downstream_error = 1; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2556 c->timedout = 1; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2557 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
| 479 | 2558 } |
| 2559 | |
| 2560 } else { | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2561 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2562 if (wev->delayed) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2563 |
| 527 | 2564 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| 2565 "http downstream delayed"); | |
| 2566 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2567 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
|
2568 ngx_http_upstream_finalize_request(r, u, 0); |
| 527 | 2569 } |
| 2570 | |
| 2571 return; | |
| 2572 } | |
| 2573 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2574 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
| 479 | 2575 ngx_http_upstream_finalize_request(r, u, 0); |
| 2576 return; | |
| 2577 } | |
| 2578 } | |
| 577 | 2579 |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2580 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
|
2581 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2582 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2583 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2584 static void |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2585 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
|
2586 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
|
2587 { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2588 ngx_connection_t *c; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2589 |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2590 c = u->peer.connection; |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2591 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2592 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
|
2593 "http upstream process upstream"); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2594 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2595 c->log->action = "reading upstream"; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2596 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2597 if (c->read->timedout) { |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2598 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
|
2599 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
|
2600 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2601 } else { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2602 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
|
2603 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
|
2604 return; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2605 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2606 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2607 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2608 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
|
2609 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2610 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2611 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2612 static void |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2613 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
|
2614 { |
|
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2615 ngx_uint_t del; |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2616 ngx_temp_file_t *tf; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2617 ngx_event_pipe_t *p; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2618 ngx_http_upstream_t *u; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2619 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2620 u = r->upstream; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2621 p = u->pipe; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2622 |
| 479 | 2623 if (u->peer.connection) { |
| 2624 | |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2625 if (u->store) { |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2626 |
|
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2627 del = p->upstream_error; |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2628 |
|
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2629 tf = u->pipe->temp_file; |
|
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2630 |
| 2463 | 2631 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
|
2632 |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2633 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
|
2634 && (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
|
2635 || (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
|
2636 { |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2637 ngx_http_upstream_store(r, u); |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2638 |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2639 } else { |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2640 del = 1; |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2641 } |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2642 } |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2643 |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2644 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
|
2645 |
|
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2646 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
|
2647 |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2648 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
|
2649 ngx_delete_file_n " \"%s\" failed", |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2650 u->pipe->temp_file->file.name.data); |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2651 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2652 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2653 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2654 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2655 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2656 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2657 if (u->cacheable) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2658 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2659 if (p->upstream_done) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2660 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
|
2661 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2662 } else if (p->upstream_eof) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2663 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2664 /* TODO: check length & update cache */ |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2665 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2666 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
|
2667 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2668 } else if (p->upstream_error) { |
|
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2669 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
| 479 | 2670 } |
| 2671 } | |
| 2672 | |
| 2673 #endif | |
| 2674 | |
| 2675 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
|
2676 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 483 | 2677 "http upstream exit: %p", p->out); |
| 479 | 2678 #if 0 |
| 2679 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
| 2680 #endif | |
| 2681 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2682 return; | |
| 2683 } | |
| 2684 } | |
| 2685 | |
| 2686 if (p->downstream_error) { | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2687 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 483 | 2688 "http upstream downstream error"); |
| 479 | 2689 |
|
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2690 if (!u->cacheable && !u->store && u->peer.connection) { |
| 479 | 2691 ngx_http_upstream_finalize_request(r, u, 0); |
| 2692 } | |
| 2693 } | |
| 2694 } | |
| 2695 | |
| 2696 | |
| 487 | 2697 static void |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2698 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
|
2699 { |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2700 size_t root; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2701 time_t lm; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2702 ngx_str_t path; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2703 ngx_temp_file_t *tf; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2704 ngx_ext_rename_file_t ext; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2705 |
| 1777 | 2706 tf = u->pipe->temp_file; |
| 2707 | |
| 2708 if (tf->file.fd == NGX_INVALID_FILE) { | |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2709 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2710 /* create file for empty 200 response */ |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2711 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2712 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
|
2713 if (tf == NULL) { |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2714 return; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2715 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2716 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2717 tf->file.fd = NGX_INVALID_FILE; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2718 tf->file.log = r->connection->log; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2719 tf->path = u->conf->temp_path; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2720 tf->pool = r->pool; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2721 tf->persistent = 1; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2722 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2723 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
|
2724 tf->persistent, tf->clean, tf->access) |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2725 != NGX_OK) |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2726 { |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2727 return; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2728 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2729 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2730 u->pipe->temp_file = tf; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2731 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2732 |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2733 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
|
2734 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
|
2735 ext.time = -1; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2736 ext.create_path = 1; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2737 ext.delete_file = 1; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2738 ext.log = r->connection->log; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2739 |
| 1705 | 2740 if (u->headers_in.last_modified) { |
| 2741 | |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2742 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
|
2743 u->headers_in.last_modified->value.len); |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2744 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2745 if (lm != NGX_ERROR) { |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2746 ext.time = lm; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2747 ext.fd = tf->file.fd; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2748 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2749 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2750 |
|
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2751 if (u->conf->store_lengths == NULL) { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2752 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2753 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
|
2754 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2755 } else { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2756 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
|
2757 u->conf->store_values->elts) |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2758 == NULL) |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2759 { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2760 return; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2761 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2762 } |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2763 |
|
3032
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2764 path.len--; |
|
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2765 |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2766 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
|
2767 "upstream stores \"%s\" to \"%s\"", |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2768 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
|
2769 |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2770 (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
|
2771 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2772 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2773 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2774 static void |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2775 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
| 479 | 2776 { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2777 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 479 | 2778 "http upstream dummy handler"); |
| 2779 } | |
| 2780 | |
| 2781 | |
| 487 | 2782 static void |
| 2783 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
| 2784 ngx_uint_t ft_type) | |
| 479 | 2785 { |
| 884 | 2786 ngx_uint_t status, state; |
| 479 | 2787 |
| 2788 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 884 | 2789 "http next upstream, %xi", ft_type); |
| 479 | 2790 |
| 2791 #if 0 | |
| 2792 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
| 2793 #endif | |
| 2794 | |
| 525 | 2795 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
| 884 | 2796 state = NGX_PEER_NEXT; |
| 525 | 2797 } else { |
| 884 | 2798 state = NGX_PEER_FAILED; |
| 479 | 2799 } |
| 525 | 2800 |
| 1378 | 2801 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
| 2802 u->peer.free(&u->peer, u->peer.data, state); | |
| 2803 } | |
| 525 | 2804 |
| 479 | 2805 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
| 2806 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
| 2807 "upstream timed out"); | |
| 2808 } | |
| 577 | 2809 |
| 479 | 2810 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
| 2811 status = 0; | |
| 2812 | |
| 2813 } else { | |
| 2814 switch(ft_type) { | |
| 2815 | |
| 2816 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
| 2817 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
| 2818 break; | |
| 2819 | |
| 2820 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
| 2821 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 2822 break; | |
| 2823 | |
| 2824 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
| 2825 status = NGX_HTTP_NOT_FOUND; | |
| 2826 break; | |
| 2827 | |
| 2828 /* | |
| 2829 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
| 2830 * never reach here | |
| 2831 */ | |
| 2832 | |
| 2833 default: | |
| 2834 status = NGX_HTTP_BAD_GATEWAY; | |
| 2835 } | |
| 2836 } | |
| 2837 | |
| 583 | 2838 if (r->connection->error) { |
| 479 | 2839 ngx_http_upstream_finalize_request(r, u, |
| 2840 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 2841 return; | |
| 2842 } | |
| 2843 | |
| 2844 if (status) { | |
| 2845 u->state->status = status; | |
| 2846 | |
| 525 | 2847 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
| 479 | 2848 |
| 2849 #if (NGX_HTTP_CACHE) | |
| 2850 | |
| 2952 | 2851 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
| 2852 && (u->conf->cache_use_stale & ft_type)) | |
| 2853 { | |
|
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2854 ngx_int_t rc; |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2855 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2856 rc = u->reinit_request(r); |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2857 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2858 if (rc == NGX_OK) { |
| 2952 | 2859 u->cache_status = NGX_HTTP_CACHE_STALE; |
|
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2860 rc = ngx_http_upstream_cache_send(r, u); |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2861 } |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2862 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2863 ngx_http_upstream_finalize_request(r, u, rc); |
| 479 | 2864 return; |
| 2865 } | |
| 2866 #endif | |
| 2867 | |
| 2868 ngx_http_upstream_finalize_request(r, u, status); | |
| 2869 return; | |
| 2870 } | |
| 2871 } | |
| 2872 | |
| 2873 if (u->peer.connection) { | |
| 2874 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 2875 "close http upstream connection: %d", | |
| 2876 u->peer.connection->fd); | |
| 577 | 2877 #if (NGX_HTTP_SSL) |
| 884 | 2878 |
| 577 | 2879 if (u->peer.connection->ssl) { |
| 884 | 2880 u->peer.connection->ssl->no_wait_shutdown = 1; |
| 2881 u->peer.connection->ssl->no_send_shutdown = 1; | |
| 2882 | |
| 2883 (void) ngx_ssl_shutdown(u->peer.connection); | |
| 577 | 2884 } |
| 2885 #endif | |
| 884 | 2886 |
| 479 | 2887 ngx_close_connection(u->peer.connection); |
| 2888 } | |
| 2889 | |
| 2890 #if 0 | |
| 2891 if (u->conf->busy_lock && !u->busy_locked) { | |
| 2892 ngx_http_upstream_busy_lock(p); | |
| 2893 return; | |
| 2894 } | |
| 2895 #endif | |
| 2896 | |
| 2897 ngx_http_upstream_connect(r, u); | |
| 2898 } | |
| 2899 | |
| 2900 | |
| 487 | 2901 static void |
| 569 | 2902 ngx_http_upstream_cleanup(void *data) |
| 2903 { | |
| 2904 ngx_http_request_t *r = data; | |
| 2905 | |
| 1705 | 2906 ngx_http_upstream_t *u; |
| 2907 | |
| 569 | 2908 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2909 "cleanup http upstream request: \"%V\"", &r->uri); | |
| 2910 | |
| 1705 | 2911 u = r->upstream; |
| 2912 | |
| 2913 if (u->resolved && u->resolved->ctx) { | |
| 2914 ngx_resolve_name_done(u->resolved->ctx); | |
|
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2915 u->resolved->ctx = NULL; |
| 1658 | 2916 } |
| 2917 | |
| 1705 | 2918 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
| 569 | 2919 } |
| 2920 | |
| 2921 | |
| 2922 static void | |
| 487 | 2923 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
| 2924 ngx_http_upstream_t *u, ngx_int_t rc) | |
| 479 | 2925 { |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2926 ngx_time_t *tp; |
| 563 | 2927 |
| 483 | 2928 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2929 "finalize http upstream request: %i", rc); | |
| 479 | 2930 |
| 2413 | 2931 if (u->cleanup) { |
| 2932 *u->cleanup = NULL; | |
|
3418
a076e1823737
delete u->cleanup mark, this fixes large values in $upstream_response_time,
Igor Sysoev <igor@sysoev.ru>
parents:
3401
diff
changeset
|
2933 u->cleanup = NULL; |
| 2413 | 2934 } |
| 569 | 2935 |
|
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2936 if (u->resolved && u->resolved->ctx) { |
|
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2937 ngx_resolve_name_done(u->resolved->ctx); |
|
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2938 u->resolved->ctx = NULL; |
|
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2939 } |
|
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2940 |
| 1658 | 2941 if (u->state && u->state->response_sec) { |
| 563 | 2942 tp = ngx_timeofday(); |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2943 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
|
2944 u->state->response_msec = tp->msec - u->state->response_msec; |
| 2402 | 2945 |
| 2946 if (u->pipe) { | |
| 2947 u->state->response_length = u->pipe->read_length; | |
| 2948 } | |
| 563 | 2949 } |
| 2950 | |
| 479 | 2951 u->finalize_request(r, rc); |
| 2952 | |
| 1658 | 2953 if (u->peer.free) { |
| 2954 u->peer.free(&u->peer, u->peer.data, 0); | |
| 2955 } | |
| 884 | 2956 |
| 479 | 2957 if (u->peer.connection) { |
| 884 | 2958 |
| 577 | 2959 #if (NGX_HTTP_SSL) |
| 2960 | |
| 2961 /* TODO: do not shutdown persistent connection */ | |
| 2962 | |
| 2963 if (u->peer.connection->ssl) { | |
| 884 | 2964 |
| 2965 /* | |
| 2966 * We send the "close notify" shutdown alert to the upstream only | |
| 2967 * and do not wait its "close notify" shutdown alert. | |
| 2968 * It is acceptable according to the TLS standard. | |
| 2969 */ | |
| 2970 | |
| 2971 u->peer.connection->ssl->no_wait_shutdown = 1; | |
| 2972 | |
| 2973 (void) ngx_ssl_shutdown(u->peer.connection); | |
| 577 | 2974 } |
| 2975 #endif | |
| 884 | 2976 |
| 2977 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 2978 "close http upstream connection: %d", | |
| 2979 u->peer.connection->fd); | |
| 2980 | |
| 479 | 2981 ngx_close_connection(u->peer.connection); |
| 2982 } | |
| 2983 | |
| 483 | 2984 u->peer.connection = NULL; |
| 2985 | |
| 581 | 2986 if (u->pipe && u->pipe->temp_file) { |
| 479 | 2987 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2988 "http upstream temp fd: %d", | |
| 581 | 2989 u->pipe->temp_file->file.fd); |
| 479 | 2990 } |
| 2991 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2992 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2993 |
|
3940
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2994 if (r->cache) { |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2995 |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2996 if (u->cacheable) { |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2997 |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2998 if (rc == NGX_HTTP_BAD_GATEWAY || rc == NGX_HTTP_GATEWAY_TIME_OUT) { |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2999 time_t valid; |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3000 |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3001 valid = ngx_http_file_cache_valid(u->conf->cache_valid, rc); |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3002 |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3003 if (valid) { |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3004 r->cache->valid_sec = ngx_time() + valid; |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3005 r->cache->error = rc; |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3006 } |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3007 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3008 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3009 |
|
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
3010 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
| 479 | 3011 } |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3012 |
| 479 | 3013 #endif |
| 3014 | |
| 2692 | 3015 if (u->header_sent |
| 3016 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3017 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3018 rc = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3019 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3020 |
| 515 | 3021 if (rc == NGX_DECLINED) { |
| 3022 return; | |
| 3023 } | |
| 3024 | |
| 483 | 3025 r->connection->log->action = "sending to client"; |
| 3026 | |
|
2971
87ddbe960172
fix ngx_http_send_special() for subrequests handled by perl
Igor Sysoev <igor@sysoev.ru>
parents:
2957
diff
changeset
|
3027 if (rc == 0) { |
|
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
3028 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
| 479 | 3029 } |
| 3030 | |
| 3031 ngx_http_finalize_request(r, rc); | |
| 3032 } | |
| 3033 | |
| 3034 | |
| 509 | 3035 static ngx_int_t |
| 3036 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3037 ngx_uint_t offset) | |
| 577 | 3038 { |
| 509 | 3039 ngx_table_elt_t **ph; |
| 577 | 3040 |
| 509 | 3041 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
| 3042 | |
| 3043 if (*ph == NULL) { | |
| 3044 *ph = h; | |
| 3045 } | |
| 3046 | |
| 3047 return NGX_OK; | |
| 3048 } | |
| 3049 | |
| 3050 | |
| 3051 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
|
3052 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
|
3053 ngx_uint_t offset) |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3054 { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3055 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3056 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3057 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3058 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3059 static ngx_int_t |
|
3669
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3060 ngx_http_upstream_process_set_cookie(ngx_http_request_t *r, ngx_table_elt_t *h, |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3061 ngx_uint_t offset) |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3062 { |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3063 #if (NGX_HTTP_CACHE) |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3064 ngx_http_upstream_t *u; |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3065 |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3066 u = r->upstream; |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3067 |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3068 if (!(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_SET_COOKIE)) { |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3069 u->cacheable = 0; |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3070 } |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3071 #endif |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3072 |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3073 return NGX_OK; |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3074 } |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3075 |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3076 |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3077 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
|
3078 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
| 509 | 3079 ngx_table_elt_t *h, ngx_uint_t offset) |
| 3080 { | |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3081 ngx_array_t *pa; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3082 ngx_table_elt_t **ph; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3083 ngx_http_upstream_t *u; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3084 |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3085 u = r->upstream; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3086 pa = &u->headers_in.cache_control; |
| 509 | 3087 |
| 3088 if (pa->elts == NULL) { | |
| 3089 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
| 3090 { | |
| 3091 return NGX_ERROR; | |
| 3092 } | |
| 3093 } | |
| 3094 | |
| 3095 ph = ngx_array_push(pa); | |
| 3096 if (ph == NULL) { | |
| 3097 return NGX_ERROR; | |
| 3098 } | |
| 3099 | |
| 3100 *ph = h; | |
| 3101 | |
|
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3102 #if (NGX_HTTP_CACHE) |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3103 { |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3104 u_char *p, *last; |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3105 ngx_int_t n; |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3106 |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3107 if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL) { |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3108 return NGX_OK; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3109 } |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3110 |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3111 if (r->cache == NULL) { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3112 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3113 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3114 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3115 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
|
3116 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3117 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3118 |
|
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3119 p = h->value.data; |
|
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3120 last = p + h->value.len; |
|
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3121 |
|
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3122 if (ngx_strlcasestrn(p, last, (u_char *) "no-cache", 8 - 1) != NULL |
|
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3123 || ngx_strlcasestrn(p, last, (u_char *) "no-store", 8 - 1) != NULL |
|
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3124 || ngx_strlcasestrn(p, last, (u_char *) "private", 7 - 1) != NULL) |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3125 { |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3126 u->cacheable = 0; |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3127 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3128 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3129 |
|
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3130 p = ngx_strlcasestrn(p, last, (u_char *) "max-age=", 8 - 1); |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3131 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3132 if (p == NULL) { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3133 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3134 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3135 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3136 n = 0; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3137 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3138 for (p += 8; p < last; p++) { |
|
3198
48bfb7dc981b
test comma separator in "Cache-Control"
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
3139 if (*p == ',' || *p == ';' || *p == ' ') { |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3140 break; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3141 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3142 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3143 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
|
3144 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
|
3145 continue; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3146 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3147 |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3148 u->cacheable = 0; |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3149 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3150 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3151 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3152 if (n == 0) { |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3153 u->cacheable = 0; |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3154 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3155 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3156 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3157 r->cache->valid_sec = ngx_time() + n; |
|
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3158 } |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3159 #endif |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3160 |
| 509 | 3161 return NGX_OK; |
| 3162 } | |
| 3163 | |
| 3164 | |
| 3165 static ngx_int_t | |
| 2666 | 3166 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3167 ngx_uint_t offset) | |
| 3168 { | |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3169 ngx_http_upstream_t *u; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3170 |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3171 u = r->upstream; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3172 u->headers_in.expires = h; |
|
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3173 |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3174 #if (NGX_HTTP_CACHE) |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3175 { |
| 2666 | 3176 time_t expires; |
| 3177 | |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3178 if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_EXPIRES) { |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3179 return NGX_OK; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3180 } |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3181 |
| 2666 | 3182 if (r->cache == NULL) { |
| 3183 return NGX_OK; | |
| 3184 } | |
| 3185 | |
| 3186 if (r->cache->valid_sec != 0) { | |
| 3187 return NGX_OK; | |
| 3188 } | |
| 3189 | |
| 3190 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
| 3191 | |
| 3192 if (expires == NGX_ERROR || expires < ngx_time()) { | |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3193 u->cacheable = 0; |
| 2666 | 3194 return NGX_OK; |
| 3195 } | |
| 3196 | |
| 3197 r->cache->valid_sec = expires; | |
|
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3198 } |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3199 #endif |
| 2666 | 3200 |
| 3201 return NGX_OK; | |
| 3202 } | |
| 3203 | |
| 3204 | |
| 3205 static ngx_int_t | |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3206 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
|
3207 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
|
3208 { |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3209 ngx_http_upstream_t *u; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3210 |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3211 u = r->upstream; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3212 u->headers_in.x_accel_expires = h; |
|
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3213 |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3214 #if (NGX_HTTP_CACHE) |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3215 { |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3216 u_char *p; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3217 size_t len; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3218 ngx_int_t n; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3219 |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3220 if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES) { |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3221 return NGX_OK; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3222 } |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3223 |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3224 if (r->cache == NULL) { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3225 return NGX_OK; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3226 } |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3227 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3228 len = h->value.len; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3229 p = h->value.data; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3230 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3231 if (p[0] != '@') { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3232 n = ngx_atoi(p, len); |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3233 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3234 switch (n) { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3235 case 0: |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3236 u->cacheable = 0; |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3237 case NGX_ERROR: |
| 2667 | 3238 return NGX_OK; |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3239 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3240 default: |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3241 r->cache->valid_sec = ngx_time() + n; |
| 2667 | 3242 return NGX_OK; |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3243 } |
| 2667 | 3244 } |
| 3245 | |
| 3246 p++; | |
| 3247 len--; | |
| 3248 | |
| 3249 n = ngx_atoi(p, len); | |
| 3250 | |
| 3251 if (n != NGX_ERROR) { | |
| 3252 r->cache->valid_sec = n; | |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3253 } |
|
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3254 } |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3255 #endif |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3256 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3257 return NGX_OK; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3258 } |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3259 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3260 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3261 static ngx_int_t |
| 527 | 3262 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3263 ngx_uint_t offset) | |
| 577 | 3264 { |
| 527 | 3265 ngx_int_t n; |
| 3266 | |
| 3267 r->upstream->headers_in.x_accel_limit_rate = h; | |
| 3268 | |
| 3269 n = ngx_atoi(h->value.data, h->value.len); | |
| 3270 | |
| 3271 if (n != NGX_ERROR) { | |
| 3272 r->limit_rate = (size_t) n; | |
| 3273 } | |
| 3274 | |
| 3275 return NGX_OK; | |
| 3276 } | |
| 3277 | |
| 3278 | |
| 3279 static ngx_int_t | |
| 649 | 3280 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3281 ngx_uint_t offset) | |
| 3282 { | |
| 3283 u_char c0, c1, c2; | |
| 3284 | |
| 3285 if (r->upstream->conf->change_buffering) { | |
| 3286 | |
| 3287 if (h->value.len == 2) { | |
| 3288 c0 = ngx_tolower(h->value.data[0]); | |
| 3289 c1 = ngx_tolower(h->value.data[1]); | |
| 3290 | |
| 3291 if (c0 == 'n' && c1 == 'o') { | |
| 3292 r->upstream->buffering = 0; | |
| 3293 } | |
| 3294 | |
| 3295 } else if (h->value.len == 3) { | |
| 3296 c0 = ngx_tolower(h->value.data[0]); | |
| 3297 c1 = ngx_tolower(h->value.data[1]); | |
| 3298 c2 = ngx_tolower(h->value.data[2]); | |
| 3299 | |
| 3300 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
| 3301 r->upstream->buffering = 1; | |
| 3302 } | |
| 3303 } | |
| 3304 } | |
| 3305 | |
| 3306 return NGX_OK; | |
| 3307 } | |
| 3308 | |
| 3309 | |
| 3310 static ngx_int_t | |
| 657 | 3311 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3312 ngx_uint_t offset) | |
| 3313 { | |
| 3314 r->headers_out.override_charset = &h->value; | |
| 3315 | |
| 3316 return NGX_OK; | |
| 3317 } | |
| 3318 | |
| 3319 | |
| 3320 static ngx_int_t | |
| 509 | 3321 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3322 ngx_uint_t offset) | |
| 3323 { | |
| 573 | 3324 ngx_table_elt_t *ho, **ph; |
| 509 | 3325 |
| 3326 ho = ngx_list_push(&r->headers_out.headers); | |
| 3327 if (ho == NULL) { | |
| 3328 return NGX_ERROR; | |
| 3329 } | |
| 3330 | |
| 3331 *ho = *h; | |
| 3332 | |
| 573 | 3333 if (offset) { |
| 3334 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
| 3335 *ph = ho; | |
| 3336 } | |
| 3337 | |
| 509 | 3338 return NGX_OK; |
| 3339 } | |
| 3340 | |
| 3341 | |
| 3342 static ngx_int_t | |
| 3343 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
| 3344 ngx_table_elt_t *h, ngx_uint_t offset) | |
| 3345 { | |
| 3346 ngx_array_t *pa; | |
| 3347 ngx_table_elt_t *ho, **ph; | |
| 3348 | |
| 3349 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
| 3350 | |
| 3351 if (pa->elts == NULL) { | |
| 3352 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
| 3353 { | |
| 3354 return NGX_ERROR; | |
| 3355 } | |
| 3356 } | |
| 3357 | |
| 3358 ph = ngx_array_push(pa); | |
| 3359 if (ph == NULL) { | |
| 3360 return NGX_ERROR; | |
| 3361 } | |
| 3362 | |
| 3363 ho = ngx_list_push(&r->headers_out.headers); | |
| 3364 if (ho == NULL) { | |
| 3365 return NGX_ERROR; | |
| 3366 } | |
| 3367 | |
| 3368 *ho = *h; | |
| 3369 *ph = ho; | |
| 3370 | |
| 3371 return NGX_OK; | |
| 3372 } | |
| 3373 | |
| 3374 | |
| 3375 static ngx_int_t | |
| 3376 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3377 ngx_uint_t offset) | |
| 3378 { | |
| 657 | 3379 u_char *p, *last; |
| 3380 | |
| 3381 r->headers_out.content_type_len = h->value.len; | |
| 509 | 3382 r->headers_out.content_type = h->value; |
|
2882
896db5a09bd2
reset content_type hash value, this fixes a bug when XSLT responses
Igor Sysoev <igor@sysoev.ru>
parents:
2875
diff
changeset
|
3383 r->headers_out.content_type_lowcase = NULL; |
| 509 | 3384 |
| 657 | 3385 for (p = h->value.data; *p; p++) { |
| 3386 | |
| 3387 if (*p != ';') { | |
| 3388 continue; | |
| 3389 } | |
| 3390 | |
| 3391 last = p; | |
| 3392 | |
| 3393 while (*++p == ' ') { /* void */ } | |
| 3394 | |
| 1968 | 3395 if (*p == '\0') { |
| 3396 return NGX_OK; | |
| 3397 } | |
| 3398 | |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3399 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
| 657 | 3400 continue; |
| 3401 } | |
| 3402 | |
| 3403 p += 8; | |
| 3404 | |
| 3405 r->headers_out.content_type_len = last - h->value.data; | |
| 3406 | |
| 2244 | 3407 if (*p == '"') { |
| 3408 p++; | |
| 3409 } | |
| 3410 | |
| 3411 last = h->value.data + h->value.len; | |
| 3412 | |
| 3413 if (*(last - 1) == '"') { | |
| 3414 last--; | |
| 3415 } | |
| 3416 | |
| 3417 r->headers_out.charset.len = last - p; | |
| 657 | 3418 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
|
3419 |
|
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3420 return NGX_OK; |
| 657 | 3421 } |
| 3422 | |
| 509 | 3423 return NGX_OK; |
| 3424 } | |
| 3425 | |
| 3426 | |
| 3427 static ngx_int_t | |
| 3428 ngx_http_upstream_copy_content_length(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3429 ngx_uint_t offset) | |
| 3430 { | |
| 3431 ngx_table_elt_t *ho; | |
| 3432 | |
| 3433 ho = ngx_list_push(&r->headers_out.headers); | |
| 3434 if (ho == NULL) { | |
| 3435 return NGX_ERROR; | |
| 3436 } | |
| 3437 | |
| 3438 *ho = *h; | |
| 3439 | |
| 3440 r->headers_out.content_length = ho; | |
| 3441 r->headers_out.content_length_n = ngx_atoof(h->value.data, h->value.len); | |
| 3442 | |
| 3443 return NGX_OK; | |
| 3444 } | |
| 3445 | |
| 3446 | |
| 3447 static ngx_int_t | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3448 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
|
3449 ngx_uint_t offset) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3450 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3451 ngx_table_elt_t *ho; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3452 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3453 ho = ngx_list_push(&r->headers_out.headers); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3454 if (ho == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3455 return NGX_ERROR; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3456 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3457 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3458 *ho = *h; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3459 |
|
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3460 r->headers_out.last_modified = ho; |
|
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3461 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3462 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3463 |
| 2952 | 3464 if (r->upstream->cacheable) { |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3465 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
|
3466 h->value.len); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3467 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3468 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3469 #endif |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3470 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3471 return NGX_OK; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3472 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3473 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3474 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3475 static ngx_int_t |
| 509 | 3476 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3477 ngx_uint_t offset) | |
| 3478 { | |
| 3479 ngx_int_t rc; | |
| 3480 ngx_table_elt_t *ho; | |
| 3481 | |
| 3482 ho = ngx_list_push(&r->headers_out.headers); | |
| 3483 if (ho == NULL) { | |
| 3484 return NGX_ERROR; | |
| 3485 } | |
| 3486 | |
| 3487 *ho = *h; | |
| 3488 | |
| 3489 if (r->upstream->rewrite_redirect) { | |
| 3490 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
| 3491 | |
| 529 | 3492 if (rc == NGX_DECLINED) { |
| 3493 return NGX_OK; | |
| 3494 } | |
| 3495 | |
| 509 | 3496 if (rc == NGX_OK) { |
| 3497 r->headers_out.location = ho; | |
| 3498 | |
| 3499 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 3500 "rewritten location: \"%V\"", &ho->value); | |
| 3501 } | |
| 3502 | |
| 3503 return rc; | |
| 3504 } | |
| 3505 | |
|
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3506 if (ho->value.data[0] != '/') { |
|
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3507 r->headers_out.location = ho; |
|
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3508 } |
|
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3509 |
| 509 | 3510 /* |
| 3511 * we do not set r->headers_out.location here to avoid the handling | |
| 3512 * the local redirects without a host name by ngx_http_header_filter() | |
| 3513 */ | |
| 3514 | |
| 3515 return NGX_OK; | |
| 3516 } | |
| 3517 | |
| 3518 | |
| 3519 static ngx_int_t | |
| 3520 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3521 ngx_uint_t offset) | |
| 3522 { | |
| 3523 u_char *p; | |
| 3524 ngx_int_t rc; | |
| 3525 ngx_table_elt_t *ho; | |
| 3526 | |
| 3527 ho = ngx_list_push(&r->headers_out.headers); | |
| 3528 if (ho == NULL) { | |
| 3529 return NGX_ERROR; | |
| 3530 } | |
| 3531 | |
| 3532 *ho = *h; | |
| 3533 | |
| 3534 if (r->upstream->rewrite_redirect) { | |
| 3535 | |
| 1549 | 3536 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
| 509 | 3537 |
| 3538 if (p) { | |
| 3539 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
| 3540 | |
| 3541 } else { | |
| 3542 return NGX_OK; | |
| 3543 } | |
| 3544 | |
| 529 | 3545 if (rc == NGX_DECLINED) { |
| 3546 return NGX_OK; | |
| 3547 } | |
| 3548 | |
| 509 | 3549 if (rc == NGX_OK) { |
| 1654 | 3550 r->headers_out.refresh = ho; |
| 3551 | |
| 509 | 3552 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 3553 "rewritten refresh: \"%V\"", &ho->value); | |
| 3554 } | |
| 3555 | |
| 3556 return rc; | |
| 3557 } | |
| 3558 | |
| 1654 | 3559 r->headers_out.refresh = ho; |
| 3560 | |
| 509 | 3561 return NGX_OK; |
| 3562 } | |
| 3563 | |
| 3564 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3565 static ngx_int_t |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3566 ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3567 ngx_table_elt_t *h, ngx_uint_t offset) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3568 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3569 ngx_table_elt_t *ho; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3570 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3571 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3572 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3573 if (r->cached) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3574 r->allow_ranges = 1; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3575 return NGX_OK; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3576 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3577 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3578 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3579 #endif |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3580 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3581 ho = ngx_list_push(&r->headers_out.headers); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3582 if (ho == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3583 return NGX_ERROR; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3584 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3585 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3586 *ho = *h; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3587 |
|
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3588 r->headers_out.accept_ranges = ho; |
|
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3589 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3590 return NGX_OK; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3591 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3592 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3593 |
| 509 | 3594 #if (NGX_HTTP_GZIP) |
| 3595 | |
| 3596 static ngx_int_t | |
| 3597 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
| 3598 ngx_table_elt_t *h, ngx_uint_t offset) | |
| 3599 { | |
| 3600 ngx_table_elt_t *ho; | |
| 3601 | |
| 3602 ho = ngx_list_push(&r->headers_out.headers); | |
| 3603 if (ho == NULL) { | |
| 3604 return NGX_ERROR; | |
| 3605 } | |
| 3606 | |
| 3607 *ho = *h; | |
| 3608 | |
| 3609 r->headers_out.content_encoding = ho; | |
| 3610 | |
| 3611 return NGX_OK; | |
| 3612 } | |
| 3613 | |
| 3614 #endif | |
| 3615 | |
| 3616 | |
| 487 | 3617 static ngx_int_t |
| 573 | 3618 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
| 479 | 3619 { |
| 880 | 3620 ngx_http_variable_t *var, *v; |
| 479 | 3621 |
| 573 | 3622 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
| 3623 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
| 3624 if (var == NULL) { | |
| 3625 return NGX_ERROR; | |
| 3626 } | |
| 3627 | |
| 637 | 3628 var->get_handler = v->get_handler; |
| 573 | 3629 var->data = v->data; |
| 3630 } | |
| 3631 | |
| 479 | 3632 return NGX_OK; |
| 3633 } | |
| 509 | 3634 |
| 3635 | |
| 573 | 3636 static ngx_int_t |
| 1181 | 3637 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
| 3638 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3639 { | |
| 3640 u_char *p; | |
| 3641 size_t len; | |
| 3642 ngx_uint_t i; | |
| 3643 ngx_http_upstream_state_t *state; | |
| 3644 | |
| 3645 v->valid = 1; | |
| 1565 | 3646 v->no_cacheable = 0; |
| 1181 | 3647 v->not_found = 0; |
| 3648 | |
| 3649 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
| 3650 v->not_found = 1; | |
| 3651 return NGX_OK; | |
| 3652 } | |
| 3653 | |
| 3654 len = 0; | |
| 3655 state = r->upstream_states->elts; | |
| 3656 | |
| 3657 for (i = 0; i < r->upstream_states->nelts; i++) { | |
| 3658 if (state[i].peer) { | |
| 3659 len += state[i].peer->len + 2; | |
| 3660 | |
| 3661 } else { | |
| 3662 len += 3; | |
| 3663 } | |
| 3664 } | |
| 3665 | |
| 2049 | 3666 p = ngx_pnalloc(r->pool, len); |
| 1181 | 3667 if (p == NULL) { |
| 3668 return NGX_ERROR; | |
| 3669 } | |
| 3670 | |
| 3671 v->data = p; | |
| 3672 | |
| 3673 i = 0; | |
| 3674 | |
| 3675 for ( ;; ) { | |
| 3676 if (state[i].peer) { | |
| 3677 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
| 3678 } | |
| 3679 | |
| 3680 if (++i == r->upstream_states->nelts) { | |
| 3681 break; | |
| 3682 } | |
| 3683 | |
| 3684 if (state[i].peer) { | |
| 3685 *p++ = ','; | |
| 3686 *p++ = ' '; | |
| 3687 | |
| 3688 } else { | |
| 3689 *p++ = ' '; | |
| 3690 *p++ = ':'; | |
| 3691 *p++ = ' '; | |
| 3692 | |
| 3693 if (++i == r->upstream_states->nelts) { | |
| 3694 break; | |
| 3695 } | |
| 3696 | |
| 3697 continue; | |
| 3698 } | |
| 3699 } | |
| 3700 | |
| 3701 v->len = p - v->data; | |
| 3702 | |
| 3703 return NGX_OK; | |
| 3704 } | |
| 3705 | |
| 3706 | |
| 3707 static ngx_int_t | |
| 573 | 3708 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
| 3709 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3710 { | |
| 3711 u_char *p; | |
| 3712 size_t len; | |
| 3713 ngx_uint_t i; | |
| 3714 ngx_http_upstream_state_t *state; | |
| 3715 | |
| 3716 v->valid = 1; | |
| 1565 | 3717 v->no_cacheable = 0; |
| 573 | 3718 v->not_found = 0; |
| 3719 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3720 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
| 573 | 3721 v->not_found = 1; |
| 3722 return NGX_OK; | |
| 3723 } | |
| 3724 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3725 len = r->upstream_states->nelts * (3 + 2); |
| 573 | 3726 |
| 2049 | 3727 p = ngx_pnalloc(r->pool, len); |
| 573 | 3728 if (p == NULL) { |
| 3729 return NGX_ERROR; | |
| 3730 } | |
| 3731 | |
| 3732 v->data = p; | |
| 3733 | |
| 3734 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
|
3735 state = r->upstream_states->elts; |
| 573 | 3736 |
| 3737 for ( ;; ) { | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3738 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
|
3739 p = ngx_sprintf(p, "%ui", state[i].status); |
| 573 | 3740 |
| 3741 } else { | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3742 *p++ = '-'; |
| 573 | 3743 } |
| 3744 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3745 if (++i == r->upstream_states->nelts) { |
| 573 | 3746 break; |
| 3747 } | |
| 3748 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3749 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
|
3750 *p++ = ','; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3751 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3752 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3753 } else { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3754 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3755 *p++ = ':'; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3756 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3757 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3758 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
|
3759 break; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3760 } |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3761 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3762 continue; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3763 } |
| 573 | 3764 } |
| 3765 | |
| 3766 v->len = p - v->data; | |
| 3767 | |
| 3768 return NGX_OK; | |
| 3769 } | |
| 3770 | |
| 3771 | |
| 3772 static ngx_int_t | |
| 3773 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
| 3774 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3775 { | |
| 3776 u_char *p; | |
| 3777 size_t len; | |
| 3778 ngx_uint_t i; | |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3779 ngx_msec_int_t ms; |
| 573 | 3780 ngx_http_upstream_state_t *state; |
| 3781 | |
| 3782 v->valid = 1; | |
| 1565 | 3783 v->no_cacheable = 0; |
| 573 | 3784 v->not_found = 0; |
| 3785 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3786 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
| 573 | 3787 v->not_found = 1; |
| 3788 return NGX_OK; | |
| 3789 } | |
| 3790 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3791 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
| 573 | 3792 |
| 2049 | 3793 p = ngx_pnalloc(r->pool, len); |
| 573 | 3794 if (p == NULL) { |
| 3795 return NGX_ERROR; | |
| 3796 } | |
| 3797 | |
| 3798 v->data = p; | |
| 3799 | |
| 3800 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
|
3801 state = r->upstream_states->elts; |
| 573 | 3802 |
| 3803 for ( ;; ) { | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3804 if (state[i].status) { |
| 1640 | 3805 ms = (ngx_msec_int_t) |
| 3806 (state[i].response_sec * 1000 + state[i].response_msec); | |
| 3515 | 3807 ms = ngx_max(ms, 0); |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3808 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
|
3809 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3810 } else { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3811 *p++ = '-'; |
| 573 | 3812 } |
| 3813 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3814 if (++i == r->upstream_states->nelts) { |
| 573 | 3815 break; |
| 3816 } | |
| 3817 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3818 if (state[i].peer) { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3819 *p++ = ','; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3820 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3821 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3822 } else { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3823 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3824 *p++ = ':'; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3825 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3826 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3827 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
|
3828 break; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3829 } |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3830 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3831 continue; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3832 } |
| 573 | 3833 } |
| 3834 | |
| 3835 v->len = p - v->data; | |
| 3836 | |
| 3837 return NGX_OK; | |
| 3838 } | |
| 3839 | |
| 3840 | |
| 2402 | 3841 static ngx_int_t |
| 3842 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
| 3843 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3844 { | |
| 3845 u_char *p; | |
| 3846 size_t len; | |
| 3847 ngx_uint_t i; | |
| 3848 ngx_http_upstream_state_t *state; | |
| 3849 | |
| 3850 v->valid = 1; | |
| 3851 v->no_cacheable = 0; | |
| 3852 v->not_found = 0; | |
| 3853 | |
| 3854 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
| 3855 v->not_found = 1; | |
| 3856 return NGX_OK; | |
| 3857 } | |
| 3858 | |
| 3859 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
| 3860 | |
| 3861 p = ngx_pnalloc(r->pool, len); | |
| 3862 if (p == NULL) { | |
| 3863 return NGX_ERROR; | |
| 3864 } | |
| 3865 | |
| 3866 v->data = p; | |
| 3867 | |
| 3868 i = 0; | |
| 3869 state = r->upstream_states->elts; | |
| 3870 | |
| 3871 for ( ;; ) { | |
| 3872 p = ngx_sprintf(p, "%O", state[i].response_length); | |
| 3873 | |
| 3874 if (++i == r->upstream_states->nelts) { | |
| 3875 break; | |
| 3876 } | |
| 3877 | |
| 3878 if (state[i].peer) { | |
| 3879 *p++ = ','; | |
| 3880 *p++ = ' '; | |
| 3881 | |
| 3882 } else { | |
| 3883 *p++ = ' '; | |
| 3884 *p++ = ':'; | |
| 3885 *p++ = ' '; | |
| 3886 | |
| 3887 if (++i == r->upstream_states->nelts) { | |
| 3888 break; | |
| 3889 } | |
| 3890 | |
| 3891 continue; | |
| 3892 } | |
| 3893 } | |
| 3894 | |
| 3895 v->len = p - v->data; | |
| 3896 | |
| 3897 return NGX_OK; | |
| 3898 } | |
| 3899 | |
| 3900 | |
| 1162 | 3901 ngx_int_t |
| 3902 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
| 3903 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3904 { | |
| 3905 if (r->upstream == NULL) { | |
| 3906 v->not_found = 1; | |
| 3907 return NGX_OK; | |
| 3908 } | |
| 3909 | |
| 3910 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
| 3911 &r->upstream->headers_in.headers.part, | |
| 3912 sizeof("upstream_http_") - 1); | |
| 3913 } | |
| 3914 | |
| 3915 | |
| 2952 | 3916 #if (NGX_HTTP_CACHE) |
| 3917 | |
| 3918 ngx_int_t | |
| 3919 ngx_http_upstream_cache_status(ngx_http_request_t *r, | |
| 3920 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3921 { | |
| 3922 ngx_uint_t n; | |
| 3923 | |
| 3924 if (r->upstream == NULL || r->upstream->cache_status == 0) { | |
| 3925 v->not_found = 1; | |
| 3926 return NGX_OK; | |
| 3927 } | |
| 3928 | |
| 3929 n = r->upstream->cache_status - 1; | |
| 3930 | |
| 3931 v->valid = 1; | |
| 3932 v->no_cacheable = 0; | |
| 3933 v->not_found = 0; | |
| 3934 v->len = ngx_http_cache_status[n].len; | |
| 3935 v->data = ngx_http_cache_status[n].data; | |
| 3936 | |
| 3937 return NGX_OK; | |
| 3938 } | |
| 3939 | |
| 3940 #endif | |
| 3941 | |
| 3942 | |
| 651 | 3943 static char * |
| 3944 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
| 3945 { | |
| 884 | 3946 char *rv; |
| 3947 void *mconf; | |
| 3948 ngx_str_t *value; | |
| 3949 ngx_url_t u; | |
| 3950 ngx_uint_t m; | |
| 3951 ngx_conf_t pcf; | |
| 3952 ngx_http_module_t *module; | |
| 3953 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
| 3954 ngx_http_upstream_srv_conf_t *uscf; | |
| 3955 | |
| 3956 ngx_memzero(&u, sizeof(ngx_url_t)); | |
| 3957 | |
| 3958 value = cf->args->elts; | |
| 3959 u.host = value[1]; | |
| 3960 u.no_resolve = 1; | |
| 3961 | |
| 3962 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
| 3963 |NGX_HTTP_UPSTREAM_WEIGHT | |
| 3964 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
| 3965 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
| 3966 |NGX_HTTP_UPSTREAM_DOWN | |
| 3967 |NGX_HTTP_UPSTREAM_BACKUP); | |
| 3968 if (uscf == NULL) { | |
| 3969 return NGX_CONF_ERROR; | |
| 3970 } | |
| 3971 | |
| 651 | 3972 |
| 3973 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
| 3974 if (ctx == NULL) { | |
| 3975 return NGX_CONF_ERROR; | |
| 3976 } | |
| 3977 | |
| 884 | 3978 http_ctx = cf->ctx; |
| 3979 ctx->main_conf = http_ctx->main_conf; | |
| 651 | 3980 |
| 3981 /* the upstream{}'s srv_conf */ | |
| 3982 | |
| 3983 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
| 3984 if (ctx->srv_conf == NULL) { | |
| 3985 return NGX_CONF_ERROR; | |
| 3986 } | |
| 3987 | |
| 3988 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
| 3989 | |
| 884 | 3990 uscf->srv_conf = ctx->srv_conf; |
| 3991 | |
| 651 | 3992 |
| 3993 /* the upstream{}'s loc_conf */ | |
| 3994 | |
| 3995 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
| 3996 if (ctx->loc_conf == NULL) { | |
| 3997 return NGX_CONF_ERROR; | |
| 3998 } | |
| 3999 | |
| 4000 for (m = 0; ngx_modules[m]; m++) { | |
| 4001 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
| 4002 continue; | |
| 4003 } | |
| 4004 | |
| 4005 module = ngx_modules[m]->ctx; | |
| 4006 | |
| 884 | 4007 if (module->create_srv_conf) { |
| 4008 mconf = module->create_srv_conf(cf); | |
| 4009 if (mconf == NULL) { | |
| 4010 return NGX_CONF_ERROR; | |
| 4011 } | |
| 4012 | |
| 4013 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
| 4014 } | |
| 4015 | |
| 651 | 4016 if (module->create_loc_conf) { |
| 4017 mconf = module->create_loc_conf(cf); | |
| 4018 if (mconf == NULL) { | |
| 4019 return NGX_CONF_ERROR; | |
| 4020 } | |
| 4021 | |
| 4022 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
| 4023 } | |
| 4024 } | |
| 4025 | |
| 4026 | |
| 4027 /* parse inside upstream{} */ | |
| 4028 | |
| 4029 pcf = *cf; | |
| 4030 cf->ctx = ctx; | |
| 4031 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
| 4032 | |
| 4033 rv = ngx_conf_parse(cf, NULL); | |
| 4034 | |
| 4035 *cf = pcf; | |
| 4036 | |
| 4037 if (rv != NGX_CONF_OK) { | |
| 4038 return rv; | |
| 4039 } | |
| 4040 | |
| 4041 if (uscf->servers == NULL) { | |
| 4042 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 4043 "no servers are inside upstream"); | |
| 4044 return NGX_CONF_ERROR; | |
| 4045 } | |
| 4046 | |
| 4047 return rv; | |
| 4048 } | |
| 4049 | |
| 4050 | |
| 4051 static char * | |
| 4052 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 4053 { | |
| 4054 ngx_http_upstream_srv_conf_t *uscf = conf; | |
| 4055 | |
| 884 | 4056 time_t fail_timeout; |
| 4057 ngx_str_t *value, s; | |
| 4058 ngx_url_t u; | |
| 4059 ngx_int_t weight, max_fails; | |
| 4060 ngx_uint_t i; | |
| 4061 ngx_http_upstream_server_t *us; | |
| 651 | 4062 |
| 4063 if (uscf->servers == NULL) { | |
| 884 | 4064 uscf->servers = ngx_array_create(cf->pool, 4, |
| 4065 sizeof(ngx_http_upstream_server_t)); | |
| 651 | 4066 if (uscf->servers == NULL) { |
| 4067 return NGX_CONF_ERROR; | |
| 4068 } | |
| 4069 } | |
| 4070 | |
| 884 | 4071 us = ngx_array_push(uscf->servers); |
| 4072 if (us == NULL) { | |
| 651 | 4073 return NGX_CONF_ERROR; |
| 4074 } | |
| 4075 | |
| 884 | 4076 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
| 4077 | |
| 651 | 4078 value = cf->args->elts; |
| 4079 | |
| 4080 ngx_memzero(&u, sizeof(ngx_url_t)); | |
| 4081 | |
| 4082 u.url = value[1]; | |
| 906 | 4083 u.default_port = 80; |
| 651 | 4084 |
|
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4085 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
| 651 | 4086 if (u.err) { |
| 4087 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 4088 "%s in upstream \"%V\"", u.err, &u.url); | |
| 4089 } | |
| 4090 | |
| 4091 return NGX_CONF_ERROR; | |
| 4092 } | |
| 4093 | |
| 663 | 4094 weight = 1; |
| 884 | 4095 max_fails = 1; |
| 4096 fail_timeout = 10; | |
| 4097 | |
| 4098 for (i = 2; i < cf->args->nelts; i++) { | |
| 4099 | |
| 4100 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
| 4101 | |
| 4102 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
| 4103 goto invalid; | |
| 4104 } | |
| 4105 | |
| 4106 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
| 663 | 4107 |
| 4108 if (weight == NGX_ERROR || weight == 0) { | |
| 4109 goto invalid; | |
| 4110 } | |
| 4111 | |
| 884 | 4112 continue; |
| 4113 } | |
| 4114 | |
| 4115 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
| 4116 | |
| 4117 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
| 4118 goto invalid; | |
| 4119 } | |
| 4120 | |
| 4121 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
| 4122 | |
| 4123 if (max_fails == NGX_ERROR) { | |
| 4124 goto invalid; | |
| 4125 } | |
| 4126 | |
| 4127 continue; | |
| 663 | 4128 } |
| 884 | 4129 |
| 4130 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
| 4131 | |
| 4132 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
| 4133 goto invalid; | |
| 4134 } | |
| 4135 | |
| 4136 s.len = value[i].len - 13; | |
| 4137 s.data = &value[i].data[13]; | |
| 4138 | |
| 4139 fail_timeout = ngx_parse_time(&s, 1); | |
| 4140 | |
| 1973 | 4141 if (fail_timeout == NGX_ERROR) { |
| 884 | 4142 goto invalid; |
| 4143 } | |
| 4144 | |
| 4145 continue; | |
| 4146 } | |
| 4147 | |
| 1378 | 4148 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
| 4149 | |
| 4150 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
| 4151 goto invalid; | |
| 4152 } | |
| 4153 | |
| 4154 us->backup = 1; | |
| 4155 | |
| 4156 continue; | |
| 4157 } | |
| 4158 | |
| 884 | 4159 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
| 4160 | |
| 4161 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
| 4162 goto invalid; | |
| 4163 } | |
| 4164 | |
| 4165 us->down = 1; | |
| 4166 | |
| 4167 continue; | |
| 4168 } | |
| 4169 | |
| 4170 goto invalid; | |
| 663 | 4171 } |
| 4172 | |
| 884 | 4173 us->addrs = u.addrs; |
| 4174 us->naddrs = u.naddrs; | |
| 4175 us->weight = weight; | |
| 4176 us->max_fails = max_fails; | |
| 4177 us->fail_timeout = fail_timeout; | |
| 651 | 4178 |
| 4179 return NGX_CONF_OK; | |
| 663 | 4180 |
| 4181 invalid: | |
| 4182 | |
| 884 | 4183 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 4184 "invalid parameter \"%V\"", &value[i]); | |
| 663 | 4185 |
| 4186 return NGX_CONF_ERROR; | |
| 651 | 4187 } |
| 4188 | |
| 4189 | |
| 4190 ngx_http_upstream_srv_conf_t * | |
| 884 | 4191 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
| 651 | 4192 { |
| 4193 ngx_uint_t i; | |
| 884 | 4194 ngx_http_upstream_server_t *us; |
| 651 | 4195 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
| 4196 ngx_http_upstream_main_conf_t *umcf; | |
| 4197 | |
| 884 | 4198 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
| 4199 | |
|
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4200 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
| 651 | 4201 if (u->err) { |
| 4202 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 4203 "%s in upstream \"%V\"", u->err, &u->url); | |
| 4204 } | |
| 4205 | |
| 4206 return NULL; | |
| 4207 } | |
| 4208 } | |
| 4209 | |
| 4210 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
| 4211 | |
| 4212 uscfp = umcf->upstreams.elts; | |
| 4213 | |
| 4214 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
| 906 | 4215 |
| 4216 if (uscfp[i]->host.len != u->host.len | |
| 884 | 4217 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
| 4218 != 0) | |
| 4219 { | |
| 651 | 4220 continue; |
| 4221 } | |
| 4222 | |
| 884 | 4223 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
| 4224 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
| 651 | 4225 { |
| 884 | 4226 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 4227 "duplicate upstream \"%V\"", &u->host); | |
| 4228 return NULL; | |
| 651 | 4229 } |
| 884 | 4230 |
| 906 | 4231 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
| 884 | 4232 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
| 906 | 4233 "upstream \"%V\" may not have port %d", |
| 4234 &u->host, u->port); | |
| 4235 return NULL; | |
| 4236 } | |
| 4237 | |
| 4238 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
| 4239 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
| 4240 "upstream \"%V\" may not have port %d in %s:%ui", | |
| 4241 &u->host, uscfp[i]->port, | |
|
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4242 uscfp[i]->file_name, uscfp[i]->line); |
| 906 | 4243 return NULL; |
| 4244 } | |
| 4245 | |
| 4246 if (uscfp[i]->port != u->port) { | |
| 4247 continue; | |
| 884 | 4248 } |
| 4249 | |
| 1340 | 4250 if (uscfp[i]->default_port && u->default_port |
| 4251 && uscfp[i]->default_port != u->default_port) | |
| 4252 { | |
| 4253 continue; | |
| 4254 } | |
| 4255 | |
| 884 | 4256 return uscfp[i]; |
| 651 | 4257 } |
| 4258 | |
| 4259 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
| 4260 if (uscf == NULL) { | |
| 4261 return NULL; | |
| 4262 } | |
| 4263 | |
| 884 | 4264 uscf->flags = flags; |
| 651 | 4265 uscf->host = u->host; |
|
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4266 uscf->file_name = cf->conf_file->file.name.data; |
| 651 | 4267 uscf->line = cf->conf_file->line; |
| 906 | 4268 uscf->port = u->port; |
| 4269 uscf->default_port = u->default_port; | |
| 884 | 4270 |
| 4271 if (u->naddrs == 1) { | |
| 4272 uscf->servers = ngx_array_create(cf->pool, 1, | |
| 4273 sizeof(ngx_http_upstream_server_t)); | |
| 4274 if (uscf->servers == NULL) { | |
| 4275 return NGX_CONF_ERROR; | |
| 4276 } | |
| 4277 | |
| 4278 us = ngx_array_push(uscf->servers); | |
| 4279 if (us == NULL) { | |
| 4280 return NGX_CONF_ERROR; | |
| 4281 } | |
| 4282 | |
| 4283 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
| 4284 | |
| 4285 us->addrs = u->addrs; | |
| 4286 us->naddrs = u->naddrs; | |
| 4287 } | |
| 651 | 4288 |
| 4289 uscfp = ngx_array_push(&umcf->upstreams); | |
| 4290 if (uscfp == NULL) { | |
| 4291 return NULL; | |
| 4292 } | |
| 4293 | |
| 4294 *uscfp = uscf; | |
| 4295 | |
| 4296 return uscf; | |
| 4297 } | |
| 4298 | |
| 4299 | |
|
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4300 char * |
| 3399 | 4301 ngx_http_upstream_bind_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, |
|
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4302 void *conf) |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4303 { |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4304 char *p = conf; |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4305 |
|
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4306 ngx_int_t rc; |
|
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4307 ngx_str_t *value; |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4308 ngx_addr_t **paddr; |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4309 |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4310 paddr = (ngx_addr_t **) (p + cmd->offset); |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4311 |
|
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4312 *paddr = ngx_palloc(cf->pool, sizeof(ngx_addr_t)); |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4313 if (*paddr == NULL) { |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4314 return NGX_CONF_ERROR; |
|
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4315 } |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4316 |
|
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4317 value = cf->args->elts; |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4318 |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4319 rc = ngx_parse_addr(cf->pool, *paddr, value[1].data, value[1].len); |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4320 |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4321 switch (rc) { |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4322 case NGX_OK: |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4323 (*paddr)->name = value[1]; |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4324 return NGX_CONF_OK; |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4325 |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4326 case NGX_DECLINED: |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4327 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4328 "invalid address \"%V\"", &value[1]); |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4329 default: |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4330 return NGX_CONF_ERROR; |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4331 } |
|
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4332 } |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4333 |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4334 |
|
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4335 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
|
4336 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
|
4337 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
|
4338 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
|
4339 { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4340 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
|
4341 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
|
4342 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
|
4343 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
|
4344 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4345 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
|
4346 && 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
|
4347 { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4348 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
|
4349 |
|
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4350 if (conf->hide_headers_hash.buckets |
|
2949
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4351 #if (NGX_HTTP_CACHE) |
|
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4352 && ((conf->cache == NULL) == (prev->cache == NULL)) |
|
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4353 #endif |
|
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4354 ) |
|
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4355 { |
|
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4356 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
|
4357 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4358 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4359 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
|
4360 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
|
4361 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4362 } else { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4363 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
|
4364 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
|
4365 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4366 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4367 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
|
4368 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
|
4369 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4370 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4371 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4372 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
|
4373 != NGX_OK) |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4374 { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4375 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
|
4376 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4377 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4378 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
|
4379 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
|
4380 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
|
4381 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
|
4382 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4383 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4384 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
|
4385 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
|
4386 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
|
4387 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4388 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4389 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
|
4390 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4391 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
|
4392 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4393 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
|
4394 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4395 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
|
4396 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4397 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
|
4398 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
|
4399 goto exist; |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4400 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4401 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4402 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4403 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
|
4404 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
|
4405 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
|
4406 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4407 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4408 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
|
4409 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
|
4410 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
|
4411 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4412 exist: |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4413 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4414 continue; |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4415 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4416 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4417 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4418 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
|
4419 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4420 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
|
4421 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
|
4422 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4423 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
|
4424 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
|
4425 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4426 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
|
4427 continue; |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4428 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4429 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4430 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
|
4431 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
|
4432 break; |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4433 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4434 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4435 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4436 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4437 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4438 hash->hash = &conf->hide_headers_hash; |
|
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4439 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
|
4440 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
|
4441 hash->temp_pool = NULL; |
|
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4442 |
|
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4443 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
|
4444 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4445 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4446 |
| 509 | 4447 static void * |
| 4448 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
| 4449 { | |
| 4450 ngx_http_upstream_main_conf_t *umcf; | |
| 4451 | |
| 4452 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
| 4453 if (umcf == NULL) { | |
| 4454 return NULL; | |
| 4455 } | |
| 4456 | |
| 651 | 4457 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
| 4458 sizeof(ngx_http_upstream_srv_conf_t *)) | |
| 4459 != NGX_OK) | |
| 4460 { | |
|
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4461 return NULL; |
| 651 | 4462 } |
| 4463 | |
| 509 | 4464 return umcf; |
| 4465 } | |
| 4466 | |
| 4467 | |
| 4468 static char * | |
| 651 | 4469 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
| 509 | 4470 { |
| 4471 ngx_http_upstream_main_conf_t *umcf = conf; | |
| 4472 | |
| 651 | 4473 ngx_uint_t i; |
| 4474 ngx_array_t headers_in; | |
| 4475 ngx_hash_key_t *hk; | |
| 4476 ngx_hash_init_t hash; | |
| 884 | 4477 ngx_http_upstream_init_pt init; |
| 651 | 4478 ngx_http_upstream_header_t *header; |
| 4479 ngx_http_upstream_srv_conf_t **uscfp; | |
| 4480 | |
| 4481 uscfp = umcf->upstreams.elts; | |
| 4482 | |
| 4483 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
| 884 | 4484 |
| 4485 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
| 4486 ngx_http_upstream_init_round_robin; | |
| 4487 | |
| 4488 if (init(cf, uscfp[i]) != NGX_OK) { | |
| 651 | 4489 return NGX_CONF_ERROR; |
| 4490 } | |
| 4491 } | |
| 649 | 4492 |
| 663 | 4493 |
| 884 | 4494 /* upstream_headers_in_hash */ |
| 4495 | |
| 649 | 4496 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
| 4497 != NGX_OK) | |
| 509 | 4498 { |
| 4499 return NGX_CONF_ERROR; | |
| 4500 } | |
| 4501 | |
| 649 | 4502 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
| 4503 hk = ngx_array_push(&headers_in); | |
| 4504 if (hk == NULL) { | |
| 4505 return NGX_CONF_ERROR; | |
| 4506 } | |
| 4507 | |
| 4508 hk->key = header->name; | |
| 4509 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
| 4510 hk->value = header; | |
| 4511 } | |
| 4512 | |
| 4513 hash.hash = &umcf->headers_in_hash; | |
| 4514 hash.key = ngx_hash_key_lc; | |
| 4515 hash.max_size = 512; | |
|
751
bae59a740c40
align hash bucket size to cache line
Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4516 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
| 649 | 4517 hash.name = "upstream_headers_in_hash"; |
| 4518 hash.pool = cf->pool; | |
| 4519 hash.temp_pool = NULL; | |
| 4520 | |
| 4521 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
| 4522 return NGX_CONF_ERROR; | |
| 4523 } | |
| 509 | 4524 |
| 4525 return NGX_CONF_OK; | |
| 4526 } |