Mercurial > hg > nginx
annotate src/http/ngx_http_upstream.c @ 4114:5db098f97e0e
API change: ngx_chain_update_chains() now requires pool.
The ngx_chain_update_chains() needs pool to free chain links used for buffers
with non-matching tags. Providing one helps to reduce memory consumption
for long-lived requests.
| author | Maxim Dounin <mdounin@mdounin.ru> |
|---|---|
| date | Thu, 15 Sep 2011 16:03:17 +0000 |
| parents | 215fe9223419 |
| children | 70a45a504905 |
| 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
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
429 ngx_http_upstream_init_request(r); |
|
6060225e9261
FreeBSD and Linux AIO support
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parents:
3050
diff
changeset
|
430 } |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
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 } |
|
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fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
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diff
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|
584 |
| 1658 | 585 temp.name = *host; |
| 586 | |
| 587 ctx = ngx_resolve_start(clcf->resolver, &temp); | |
| 588 if (ctx == NULL) { | |
|
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fix request counter in resolver handling, the bug was introduced in r3050
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diff
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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 | |
|
1683
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allow to use IP addresses without defined resolver
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parents:
1658
diff
changeset
|
594 if (ctx == NGX_NO_RESOLVER) { |
|
3052
6060225e9261
FreeBSD and Linux AIO support
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parents:
3050
diff
changeset
|
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 |
|
3169
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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
4f16186f5603
quick resolving handles u->resolved->ctx by itself
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parents:
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diff
changeset
|
608 u->resolved->ctx = ctx; |
|
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diff
changeset
|
609 |
| 1658 | 610 if (ngx_resolve_name(ctx) != NGX_OK) { |
|
1959
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quick resolving handles u->resolved->ctx by itself
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diff
changeset
|
611 u->resolved->ctx = NULL; |
|
3169
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diff
changeset
|
612 ngx_http_upstream_finalize_request(r, u, |
|
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changeset
|
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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changeset
|
623 ngx_http_upstream_finalize_request(r, u, |
|
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changeset
|
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) { |
|
3056
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|
643 |
|
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parents:
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|
644 if (!(r->method & u->conf->cache_methods)) { |
|
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parents:
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|
645 return NGX_DECLINED; |
|
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|
646 } |
|
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|
647 |
|
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parents:
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|
648 if (r->method & NGX_HTTP_HEAD) { |
|
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changeset
|
649 u->method = ngx_http_core_get_method; |
|
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|
650 } |
|
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changeset
|
651 |
|
3698
d11227f0107f
rename ngx_http_file_cache_create() to ngx_http_file_cache_new()
Igor Sysoev <igor@sysoev.ru>
parents:
3697
diff
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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parents:
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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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changeset
|
661 |
|
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|
662 ngx_http_file_cache_create_key(r); |
|
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changeset
|
663 |
|
3976
215fe9223419
update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents:
3963
diff
changeset
|
664 if (r->cache->header_start + 256 >= u->conf->buffer_size) { |
|
3944
f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
3940
diff
changeset
|
665 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
|
3976
215fe9223419
update r3945 with more descriptive error message
Igor Sysoev <igor@sysoev.ru>
parents:
3963
diff
changeset
|
666 "%V_buffer_size %uz is not enough for cache key, " |
|
215fe9223419
update r3945 with more descriptive error message
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parents:
3963
diff
changeset
|
667 "it should increased at least to %uz", |
|
215fe9223419
update r3945 with more descriptive error message
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parents:
3963
diff
changeset
|
668 &u->conf->module, u->conf->buffer_size, |
|
215fe9223419
update r3945 with more descriptive error message
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parents:
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diff
changeset
|
669 ngx_align(r->cache->header_start + 256, 1024)); |
|
3944
f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
670 |
|
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fix segfault if cache key is larger than upstream buffer size
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changeset
|
671 r->cache = NULL; |
|
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fix segfault if cache key is larger than upstream buffer size
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changeset
|
672 return NGX_DECLINED; |
|
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fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
673 } |
|
f1f194ceab16
fix segfault if cache key is larger than upstream buffer size
Igor Sysoev <igor@sysoev.ru>
parents:
3940
diff
changeset
|
674 |
|
3917
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3898
diff
changeset
|
675 switch (ngx_http_test_predicates(r, u->conf->cache_bypass)) { |
|
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fix a broken cached response if bypass/no_cache directive values are different,
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diff
changeset
|
676 |
|
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fix a broken cached response if bypass/no_cache directive values are different,
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changeset
|
677 case NGX_ERROR: |
|
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changeset
|
678 return NGX_ERROR; |
|
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fix a broken cached response if bypass/no_cache directive values are different,
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changeset
|
679 |
|
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fix a broken cached response if bypass/no_cache directive values are different,
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diff
changeset
|
680 case NGX_DECLINED: |
|
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changeset
|
681 u->cache_status = NGX_HTTP_CACHE_BYPASS; |
|
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|
682 return NGX_DECLINED; |
|
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fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
683 |
|
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fix a broken cached response if bypass/no_cache directive values are different,
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diff
changeset
|
684 default: /* NGX_OK */ |
|
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diff
changeset
|
685 break; |
|
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
686 } |
|
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fix a broken cached response if bypass/no_cache directive values are different,
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diff
changeset
|
687 |
|
3056
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changeset
|
688 u->cacheable = 1; |
|
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diff
changeset
|
689 |
| 3697 | 690 c = r->cache; |
| 691 | |
|
3056
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changeset
|
692 c->min_uses = u->conf->cache_min_uses; |
|
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changeset
|
693 c->body_start = u->conf->buffer_size; |
|
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changeset
|
694 c->file_cache = u->conf->cache->data; |
|
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|
695 |
|
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|
696 u->cache_status = NGX_HTTP_CACHE_MISS; |
|
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|
697 } |
|
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|
698 |
|
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changeset
|
699 rc = ngx_http_file_cache_open(r); |
|
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|
700 |
|
2926
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2912
diff
changeset
|
701 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
|
80a314b63c56
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|
702 "http upstream cache: %i", rc); |
|
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changeset
|
703 |
| 2952 | 704 switch (rc) { |
| 705 | |
| 706 case NGX_HTTP_CACHE_UPDATING: | |
| 707 | |
|
2927
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proxy_cache_use_stale/fastcgi_cache_use_stale updating
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diff
changeset
|
708 if (u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) { |
| 2952 | 709 u->cache_status = rc; |
|
2927
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changeset
|
710 rc = NGX_OK; |
|
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changeset
|
711 |
|
55ceaef03d34
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diff
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|
712 } else { |
|
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changeset
|
713 rc = NGX_HTTP_CACHE_STALE; |
|
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changeset
|
714 } |
| 2952 | 715 |
| 716 break; | |
| 717 | |
| 718 case NGX_OK: | |
| 719 u->cache_status = NGX_HTTP_CACHE_HIT; | |
|
2927
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diff
changeset
|
720 } |
|
55ceaef03d34
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diff
changeset
|
721 |
| 2952 | 722 switch (rc) { |
| 723 | |
| 724 case NGX_OK: | |
|
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|
725 |
|
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changeset
|
726 rc = ngx_http_upstream_cache_send(r, u); |
|
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|
727 |
|
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changeset
|
728 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
|
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|
729 return rc; |
|
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changeset
|
730 } |
|
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changeset
|
731 |
| 2952 | 732 break; |
| 733 | |
| 734 case NGX_HTTP_CACHE_STALE: | |
|
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
735 |
|
2665
4d627567c324
fix r2664: ..._cache_valid did not work for stale responses
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parents:
2664
diff
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|
736 c->valid_sec = 0; |
|
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diff
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|
737 u->buffer.start = NULL; |
| 2952 | 738 u->cache_status = NGX_HTTP_CACHE_EXPIRED; |
| 739 | |
| 740 break; | |
| 741 | |
| 742 case NGX_DECLINED: | |
|
2592
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a prelimiary proxy cache support
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diff
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|
743 |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
744 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:
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diff
changeset
|
745 u->buffer.start = NULL; |
|
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parents:
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diff
changeset
|
746 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
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|
747 } else { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
748 u->buffer.pos = u->buffer.start + c->header_start; |
|
3a8a53c0c42f
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parents:
2536
diff
changeset
|
749 u->buffer.last = u->buffer.pos; |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
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|
750 } |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
751 |
| 2952 | 752 break; |
| 753 | |
|
3052
6060225e9261
FreeBSD and Linux AIO support
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parents:
3050
diff
changeset
|
754 case NGX_HTTP_CACHE_SCARCE: |
|
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parents:
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diff
changeset
|
755 |
|
3a8a53c0c42f
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parents:
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diff
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|
756 u->cacheable = 0; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
757 |
| 2952 | 758 break; |
| 759 | |
|
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
760 case NGX_AGAIN: |
|
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FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
761 |
|
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
762 return NGX_BUSY; |
|
3052
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
763 |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
764 case NGX_ERROR: |
|
6060225e9261
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parents:
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diff
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|
765 |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
766 return NGX_ERROR; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
767 |
| 2952 | 768 default: |
|
2592
3a8a53c0c42f
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parents:
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diff
changeset
|
769 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
770 /* 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
|
771 |
| 2952 | 772 u->cache_status = NGX_HTTP_CACHE_HIT; |
| 773 | |
|
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
774 return rc; |
|
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
775 } |
|
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 r->cached = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
778 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
779 return NGX_DECLINED; |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
780 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
781 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
782 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
783 static ngx_int_t |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
784 ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) |
|
3a8a53c0c42f
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diff
changeset
|
785 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
786 ngx_int_t rc; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
787 ngx_http_cache_t *c; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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changeset
|
788 |
| 2952 | 789 r->cached = 1; |
|
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parents:
2536
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790 c = r->cache; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
791 |
|
3369
479468a7d982
fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
3272
diff
changeset
|
792 if (c->header_start == c->body_start) { |
|
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fix handling cached HTTP/0.9 response
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diff
changeset
|
793 r->http_version = NGX_HTTP_VERSION_9; |
|
479468a7d982
fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
794 return ngx_http_cache_send(r); |
|
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fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
795 } |
|
479468a7d982
fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
3272
diff
changeset
|
796 |
|
2592
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parents:
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diff
changeset
|
797 /* TODO: cache stack */ |
|
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changeset
|
798 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
799 u->buffer = *c->buf; |
|
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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|
800 u->buffer.pos += c->header_start; |
|
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a prelimiary proxy cache support
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diff
changeset
|
801 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
802 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
|
803 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
804 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
805 sizeof(ngx_table_elt_t)) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
806 != NGX_OK) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
807 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
808 return NGX_ERROR; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
809 } |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
810 |
|
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
811 rc = u->process_header(r); |
|
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a prelimiary proxy cache support
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parents:
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diff
changeset
|
812 |
|
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changeset
|
813 if (rc == NGX_OK) { |
|
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changeset
|
814 |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
815 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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|
816 return NGX_DONE; |
|
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diff
changeset
|
817 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
818 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
819 return ngx_http_cache_send(r); |
|
3a8a53c0c42f
a prelimiary proxy cache support
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diff
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|
820 } |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
821 |
|
3a8a53c0c42f
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|
822 if (rc == NGX_ERROR) { |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
823 return NGX_ERROR; |
|
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parents:
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diff
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|
824 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
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|
825 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
826 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
|
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
827 |
|
3a8a53c0c42f
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diff
changeset
|
828 /* TODO: delete file */ |
|
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diff
changeset
|
829 |
|
3a8a53c0c42f
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parents:
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|
830 return rc; |
|
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a prelimiary proxy cache support
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|
831 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
832 |
|
3a8a53c0c42f
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diff
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|
833 #endif |
|
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changeset
|
834 |
|
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|
835 |
| 487 | 836 static void |
| 1658 | 837 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
| 838 { | |
| 839 ngx_http_request_t *r; | |
|
3169
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fix request counter in resolver handling, the bug was introduced in r3050
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changeset
|
840 ngx_http_upstream_t *u; |
| 1658 | 841 ngx_http_upstream_resolved_t *ur; |
| 842 | |
| 843 r = ctx->data; | |
| 844 | |
|
3169
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fix request counter in resolver handling, the bug was introduced in r3050
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|
845 u = r->upstream; |
|
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fix request counter in resolver handling, the bug was introduced in r3050
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diff
changeset
|
846 ur = u->resolved; |
| 1658 | 847 |
| 848 if (ctx->state) { | |
| 849 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 850 "%V could not be resolved (%i: %s)", | |
| 851 &ctx->name, ctx->state, | |
| 852 ngx_resolver_strerror(ctx->state)); | |
| 853 | |
|
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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diff
changeset
|
854 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
| 1658 | 855 return; |
| 856 } | |
| 857 | |
| 858 ur->naddrs = ctx->naddrs; | |
| 859 ur->addrs = ctx->addrs; | |
| 860 | |
| 861 #if (NGX_DEBUG) | |
| 862 { | |
| 863 in_addr_t addr; | |
| 864 ngx_uint_t i; | |
| 865 | |
| 866 for (i = 0; i < ctx->naddrs; i++) { | |
| 867 addr = ntohl(ur->addrs[i]); | |
| 868 | |
| 869 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 870 "name was resolved to %ud.%ud.%ud.%ud", | |
| 871 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
| 872 (addr >> 8) & 0xff, addr & 0xff); | |
| 873 } | |
| 874 } | |
| 875 #endif | |
| 876 | |
| 877 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
|
3169
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fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
878 ngx_http_upstream_finalize_request(r, u, |
|
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fix request counter in resolver handling, the bug was introduced in r3050
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changeset
|
879 NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 1658 | 880 return; |
| 881 } | |
| 882 | |
| 883 ngx_resolve_name_done(ctx); | |
|
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changeset
|
884 ur->ctx = NULL; |
|
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changeset
|
885 |
|
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
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3161
diff
changeset
|
886 ngx_http_upstream_connect(r, u); |
| 1658 | 887 } |
| 888 | |
| 889 | |
| 890 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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changeset
|
891 ngx_http_upstream_handler(ngx_event_t *ev) |
|
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|
892 { |
|
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
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diff
changeset
|
893 ngx_connection_t *c; |
|
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*) refactor subrequest handling, now they run as separate posted requests
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parents:
2360
diff
changeset
|
894 ngx_http_request_t *r; |
|
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changeset
|
895 ngx_http_log_ctx_t *ctx; |
|
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
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diff
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|
896 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
|
897 |
|
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
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changeset
|
898 c = ev->data; |
|
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899 r = c->data; |
|
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900 |
|
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901 u = r->upstream; |
|
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902 c = r->connection; |
|
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|
903 |
|
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904 ctx = c->log->data; |
|
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905 ctx->current_request = r; |
|
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|
906 |
|
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907 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
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908 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
|
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|
909 |
|
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|
910 if (ev->write) { |
|
2386
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911 u->write_event_handler(r, u); |
|
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912 |
|
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913 } else { |
|
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914 u->read_event_handler(r, u); |
|
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915 } |
|
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916 |
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917 ngx_http_run_posted_requests(c); |
|
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918 } |
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919 |
|
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920 |
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921 static void |
| 509 | 922 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
| 923 { | |
| 924 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
| 925 } | |
| 926 | |
| 927 | |
| 928 static void | |
| 929 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
| 930 { | |
| 931 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
| 932 } | |
| 933 | |
| 934 | |
| 935 static void | |
| 936 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
| 937 ngx_event_t *ev) | |
| 479 | 938 { |
| 939 int n; | |
| 940 char buf[1]; | |
| 577 | 941 ngx_err_t err; |
|
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942 ngx_int_t event; |
| 479 | 943 ngx_connection_t *c; |
| 944 ngx_http_upstream_t *u; | |
| 945 | |
| 527 | 946 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
| 947 "http upstream check client, write event:%d, \"%V\"", | |
| 948 ev->write, &r->uri); | |
| 479 | 949 |
| 509 | 950 c = r->connection; |
| 483 | 951 u = r->upstream; |
| 952 | |
| 583 | 953 if (c->error) { |
|
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954 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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955 |
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956 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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957 |
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958 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
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959 ngx_http_upstream_finalize_request(r, u, |
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960 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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961 return; |
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962 } |
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963 } |
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964 |
|
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965 if (!u->cacheable) { |
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966 ngx_http_upstream_finalize_request(r, u, |
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967 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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968 } |
|
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969 |
| 527 | 970 return; |
| 971 } | |
| 972 | |
| 479 | 973 #if (NGX_HAVE_KQUEUE) |
| 974 | |
| 975 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
| 976 | |
| 977 if (!ev->pending_eof) { | |
| 978 return; | |
| 979 } | |
| 980 | |
| 981 ev->eof = 1; | |
| 583 | 982 c->error = 1; |
| 479 | 983 |
| 984 if (ev->kq_errno) { | |
| 985 ev->error = 1; | |
| 986 } | |
| 987 | |
|
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988 if (!u->cacheable && u->peer.connection) { |
| 479 | 989 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
| 527 | 990 "kevent() reported that client closed prematurely " |
| 991 "connection, so upstream connection is closed too"); | |
| 479 | 992 ngx_http_upstream_finalize_request(r, u, |
| 993 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 994 return; | |
| 995 } | |
| 996 | |
| 997 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
| 998 "kevent() reported that client closed " | |
| 999 "prematurely connection"); | |
| 1000 | |
| 1001 if (u->peer.connection == NULL) { | |
| 1002 ngx_http_upstream_finalize_request(r, u, | |
| 1003 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 1004 } | |
| 1005 | |
| 1006 return; | |
| 1007 } | |
| 1008 | |
| 1009 #endif | |
| 1010 | |
| 1011 n = recv(c->fd, buf, 1, MSG_PEEK); | |
| 1012 | |
| 1013 err = ngx_socket_errno; | |
| 1014 | |
| 1109 | 1015 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
| 1016 "http upstream recv(): %d", n); | |
| 1017 | |
| 479 | 1018 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
| 1019 return; | |
| 1020 } | |
| 1021 | |
| 1022 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
|
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1023 |
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1024 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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1025 |
|
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|
1026 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
| 479 | 1027 ngx_http_upstream_finalize_request(r, u, |
| 1028 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1029 return; | |
| 1030 } | |
| 1031 } | |
| 1032 | |
| 1033 if (n > 0) { | |
| 1034 return; | |
| 1035 } | |
| 1036 | |
| 1037 if (n == -1) { | |
| 1038 if (err == NGX_EAGAIN) { | |
| 1039 return; | |
| 1040 } | |
| 1041 | |
| 1042 ev->error = 1; | |
| 1043 | |
| 483 | 1044 } else { /* n == 0 */ |
| 479 | 1045 err = 0; |
| 1046 } | |
| 1047 | |
| 529 | 1048 ev->eof = 1; |
| 583 | 1049 c->error = 1; |
| 529 | 1050 |
|
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|
1051 if (!u->cacheable && u->peer.connection) { |
| 479 | 1052 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
| 1053 "client closed prematurely connection, " | |
| 1054 "so upstream connection is closed too"); | |
| 1055 ngx_http_upstream_finalize_request(r, u, | |
| 1056 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 1057 return; | |
| 1058 } | |
| 1059 | |
| 1060 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
| 1061 "client closed prematurely connection"); | |
| 1062 | |
| 1063 if (u->peer.connection == NULL) { | |
| 1064 ngx_http_upstream_finalize_request(r, u, | |
| 1065 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 1066 } | |
| 1067 } | |
| 1068 | |
| 1069 | |
| 487 | 1070 static void |
| 1071 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
| 479 | 1072 { |
| 591 | 1073 ngx_int_t rc; |
| 665 | 1074 ngx_time_t *tp; |
| 591 | 1075 ngx_connection_t *c; |
| 479 | 1076 |
| 483 | 1077 r->connection->log->action = "connecting to upstream"; |
| 479 | 1078 |
| 1079 r->connection->single_connection = 0; | |
| 1080 | |
|
889
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1081 if (u->state && u->state->response_sec) { |
| 665 | 1082 tp = ngx_timeofday(); |
|
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1083 u->state->response_sec = tp->sec - u->state->response_sec; |
|
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1084 u->state->response_msec = tp->msec - u->state->response_msec; |
| 665 | 1085 } |
| 1086 | |
|
1168
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|
1087 u->state = ngx_array_push(r->upstream_states); |
| 665 | 1088 if (u->state == NULL) { |
| 1089 ngx_http_upstream_finalize_request(r, u, | |
| 1090 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1091 return; | |
| 1092 } | |
| 1093 | |
| 1094 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
| 1095 | |
| 1096 tp = ngx_timeofday(); | |
|
889
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1097 u->state->response_sec = tp->sec; |
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1098 u->state->response_msec = tp->msec; |
| 665 | 1099 |
| 479 | 1100 rc = ngx_event_connect_peer(&u->peer); |
| 1101 | |
| 1102 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1103 "http upstream connect: %i", rc); | |
| 1104 | |
| 1105 if (rc == NGX_ERROR) { | |
| 1106 ngx_http_upstream_finalize_request(r, u, | |
| 1107 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1108 return; | |
| 1109 } | |
| 1110 | |
|
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1111 u->state->peer = u->peer.name; |
|
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1112 |
| 543 | 1113 if (rc == NGX_BUSY) { |
| 1114 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
| 1378 | 1115 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
| 1116 return; | |
| 543 | 1117 } |
| 1118 | |
| 1378 | 1119 if (rc == NGX_DECLINED) { |
| 479 | 1120 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
| 1121 return; | |
| 1122 } | |
| 1123 | |
| 577 | 1124 /* rc == NGX_OK || rc == NGX_AGAIN */ |
| 1125 | |
| 479 | 1126 c = u->peer.connection; |
| 1127 | |
| 1128 c->data = r; | |
| 591 | 1129 |
|
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1130 c->write->handler = ngx_http_upstream_handler; |
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1131 c->read->handler = ngx_http_upstream_handler; |
|
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1132 |
|
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1133 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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1134 u->read_event_handler = ngx_http_upstream_process_header; |
| 479 | 1135 |
|
1397
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changeset
|
1136 c->sendfile &= r->connection->sendfile; |
| 1958 | 1137 u->output.sendfile = c->sendfile; |
| 479 | 1138 |
| 1139 c->pool = r->pool; | |
| 2847 | 1140 c->log = r->connection->log; |
| 1141 c->read->log = c->log; | |
| 1142 c->write->log = c->log; | |
| 479 | 1143 |
| 1144 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
| 1145 | |
| 1146 u->writer.out = NULL; | |
| 1147 u->writer.last = &u->writer.out; | |
| 1148 u->writer.connection = c; | |
| 1149 u->writer.limit = 0; | |
| 1150 | |
| 1151 if (u->request_sent) { | |
| 509 | 1152 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
| 1153 ngx_http_upstream_finalize_request(r, u, | |
| 1154 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1155 return; | |
| 1156 } | |
| 479 | 1157 } |
| 1158 | |
|
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|
1159 if (r->request_body |
|
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1160 && r->request_body->buf |
|
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1161 && r->request_body->temp_file |
|
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|
1162 && r == r->main) |
|
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diff
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|
1163 { |
| 573 | 1164 /* |
| 1165 * the r->request_body->buf can be reused for one request only, | |
| 1166 * the subrequests should allocate their own temporay bufs | |
| 1167 */ | |
| 1168 | |
| 1169 u->output.free = ngx_alloc_chain_link(r->pool); | |
| 1170 if (u->output.free == NULL) { | |
| 1171 ngx_http_upstream_finalize_request(r, u, | |
| 1172 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1173 return; | |
| 479 | 1174 } |
| 573 | 1175 |
| 1176 u->output.free->buf = r->request_body->buf; | |
| 1177 u->output.free->next = NULL; | |
| 1178 u->output.allocated = 1; | |
| 1179 | |
| 1180 r->request_body->buf->pos = r->request_body->buf->start; | |
| 1181 r->request_body->buf->last = r->request_body->buf->start; | |
| 1182 r->request_body->buf->tag = u->output.tag; | |
| 479 | 1183 } |
| 1184 | |
| 1185 u->request_sent = 0; | |
| 1186 | |
| 1187 if (rc == NGX_AGAIN) { | |
| 1188 ngx_add_timer(c->write, u->conf->connect_timeout); | |
| 1189 return; | |
| 1190 } | |
| 1191 | |
| 577 | 1192 #if (NGX_HTTP_SSL) |
| 1193 | |
| 1658 | 1194 if (u->ssl && c->ssl == NULL) { |
| 591 | 1195 ngx_http_upstream_ssl_init_connection(r, u, c); |
| 577 | 1196 return; |
| 1197 } | |
| 1198 | |
| 1199 #endif | |
| 1200 | |
| 479 | 1201 ngx_http_upstream_send_request(r, u); |
| 1202 } | |
| 1203 | |
| 1204 | |
| 577 | 1205 #if (NGX_HTTP_SSL) |
| 1206 | |
| 1207 static void | |
| 591 | 1208 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
| 1209 ngx_http_upstream_t *u, ngx_connection_t *c) | |
| 1210 { | |
| 884 | 1211 ngx_int_t rc; |
| 591 | 1212 |
| 1213 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
| 1214 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
|
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1215 != NGX_OK) |
| 591 | 1216 { |
| 1217 ngx_http_upstream_finalize_request(r, u, | |
| 1218 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1219 return; | |
| 1220 } | |
| 1221 | |
| 1222 c->sendfile = 0; | |
| 619 | 1223 u->output.sendfile = 0; |
| 591 | 1224 |
| 2184 | 1225 if (u->conf->ssl_session_reuse) { |
| 1226 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
| 1227 ngx_http_upstream_finalize_request(r, u, | |
| 1228 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1229 return; | |
| 1230 } | |
| 591 | 1231 } |
| 1232 | |
| 641 | 1233 r->connection->log->action = "SSL handshaking to upstream"; |
| 1234 | |
| 591 | 1235 rc = ngx_ssl_handshake(c); |
| 1236 | |
| 1237 if (rc == NGX_AGAIN) { | |
| 1238 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
| 1239 return; | |
| 1240 } | |
| 1241 | |
| 1242 ngx_http_upstream_ssl_handshake(c); | |
| 1243 } | |
| 1244 | |
| 1245 | |
| 1246 static void | |
| 577 | 1247 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
| 1248 { | |
| 1249 ngx_http_request_t *r; | |
| 1250 ngx_http_upstream_t *u; | |
| 1251 | |
| 1252 r = c->data; | |
| 1253 u = r->upstream; | |
| 1254 | |
| 1255 if (c->ssl->handshaked) { | |
| 1256 | |
| 2184 | 1257 if (u->conf->ssl_session_reuse) { |
| 1258 u->peer.save_session(&u->peer, u->peer.data); | |
| 1259 } | |
| 884 | 1260 |
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1261 c->write->handler = ngx_http_upstream_handler; |
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1262 c->read->handler = ngx_http_upstream_handler; |
| 577 | 1263 |
| 1264 ngx_http_upstream_send_request(r, u); | |
| 1265 | |
| 1266 return; | |
| 1267 } | |
| 1268 | |
| 1269 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
| 1270 | |
| 1271 } | |
| 1272 | |
| 1273 #endif | |
| 1274 | |
| 1275 | |
| 509 | 1276 static ngx_int_t |
| 487 | 1277 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
| 479 | 1278 { |
| 1279 ngx_chain_t *cl; | |
| 1280 | |
| 509 | 1281 if (u->reinit_request(r) != NGX_OK) { |
| 1282 return NGX_ERROR; | |
| 1283 } | |
| 1284 | |
| 1705 | 1285 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
| 1286 | |
| 1287 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
| 591 | 1288 sizeof(ngx_table_elt_t)) |
| 1289 != NGX_OK) | |
| 509 | 1290 { |
| 1291 return NGX_ERROR; | |
| 479 | 1292 } |
| 1293 | |
| 1294 /* reinit the request chain */ | |
| 577 | 1295 |
| 509 | 1296 for (cl = u->request_bufs; cl; cl = cl->next) { |
| 479 | 1297 cl->buf->pos = cl->buf->start; |
| 1298 cl->buf->file_pos = 0; | |
| 1299 } | |
| 1300 | |
| 509 | 1301 /* reinit the subrequest's ngx_output_chain() context */ |
| 1302 | |
| 573 | 1303 if (r->request_body && r->request_body->temp_file |
| 597 | 1304 && r != r->main && u->output.buf) |
| 573 | 1305 { |
| 1306 u->output.free = ngx_alloc_chain_link(r->pool); | |
| 1307 if (u->output.free == NULL) { | |
| 1308 return NGX_ERROR; | |
| 509 | 1309 } |
| 573 | 1310 |
| 1311 u->output.free->buf = u->output.buf; | |
| 1312 u->output.free->next = NULL; | |
| 1313 | |
| 1314 u->output.buf->pos = u->output.buf->start; | |
| 1315 u->output.buf->last = u->output.buf->start; | |
| 509 | 1316 } |
| 479 | 1317 |
| 1318 u->output.buf = NULL; | |
| 1319 u->output.in = NULL; | |
| 1320 u->output.busy = NULL; | |
| 577 | 1321 |
| 581 | 1322 /* reinit u->buffer */ |
| 577 | 1323 |
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1324 u->buffer.pos = u->buffer.start; |
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1325 |
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1326 #if (NGX_HTTP_CACHE) |
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1327 |
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1328 if (r->cache) { |
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1329 u->buffer.pos += r->cache->header_start; |
| 479 | 1330 } |
| 509 | 1331 |
| 479 | 1332 #endif |
| 1333 | |
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1334 u->buffer.last = u->buffer.pos; |
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1335 |
| 509 | 1336 return NGX_OK; |
| 479 | 1337 } |
| 1338 | |
| 1339 | |
| 487 | 1340 static void |
| 1341 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
| 479 | 1342 { |
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1343 ngx_int_t rc; |
| 483 | 1344 ngx_connection_t *c; |
| 577 | 1345 |
| 479 | 1346 c = u->peer.connection; |
| 1347 | |
| 1348 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 1349 "http upstream send request"); | |
| 1350 | |
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1351 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
| 1166 | 1352 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1353 return; |
| 479 | 1354 } |
| 1355 | |
| 483 | 1356 c->log->action = "sending request to upstream"; |
| 479 | 1357 |
| 509 | 1358 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
| 479 | 1359 |
| 1360 u->request_sent = 1; | |
| 1361 | |
| 1362 if (rc == NGX_ERROR) { | |
| 1363 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
| 1364 return; | |
| 1365 } | |
| 1366 | |
| 1367 if (c->write->timer_set) { | |
| 1368 ngx_del_timer(c->write); | |
| 1369 } | |
| 1370 | |
| 1371 if (rc == NGX_AGAIN) { | |
| 1372 ngx_add_timer(c->write, u->conf->send_timeout); | |
| 1373 | |
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1374 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
| 479 | 1375 ngx_http_upstream_finalize_request(r, u, |
| 1376 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1377 return; | |
| 1378 } | |
| 1379 | |
| 1380 return; | |
| 1381 } | |
| 1382 | |
| 1383 /* rc == NGX_OK */ | |
| 1384 | |
| 1385 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
| 1386 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
| 1387 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
| 1388 ngx_tcp_push_n " failed"); | |
| 1389 ngx_http_upstream_finalize_request(r, u, | |
| 1390 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 577 | 1391 return; |
| 479 | 1392 } |
| 1393 | |
| 1394 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
| 1395 } | |
| 577 | 1396 |
| 479 | 1397 ngx_add_timer(c->read, u->conf->read_timeout); |
| 1398 | |
| 1399 #if 1 | |
| 1400 if (c->read->ready) { | |
| 577 | 1401 |
| 479 | 1402 /* post aio operation */ |
| 1403 | |
| 1404 /* | |
| 1405 * TODO comment | |
| 1406 * although we can post aio operation just in the end | |
| 1407 * of ngx_http_upstream_connect() CHECK IT !!! | |
| 1408 * it's better to do here because we postpone header buffer allocation | |
| 1409 */ | |
| 1410 | |
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1411 ngx_http_upstream_process_header(r, u); |
| 479 | 1412 return; |
| 1413 } | |
| 1414 #endif | |
| 1415 | |
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1416 u->write_event_handler = ngx_http_upstream_dummy_handler; |
| 479 | 1417 |
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1418 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
| 479 | 1419 ngx_http_upstream_finalize_request(r, u, |
| 1420 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1421 return; | |
| 1422 } | |
| 1423 } | |
| 1424 | |
| 1425 | |
| 487 | 1426 static void |
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1427 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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1428 ngx_http_upstream_t *u) |
| 479 | 1429 { |
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1430 ngx_connection_t *c; |
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1431 |
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1432 c = u->peer.connection; |
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1433 |
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1434 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 479 | 1435 "http upstream send request handler"); |
| 1436 | |
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1437 if (c->write->timedout) { |
| 479 | 1438 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
| 1439 return; | |
| 1440 } | |
| 1441 | |
| 591 | 1442 #if (NGX_HTTP_SSL) |
| 1443 | |
| 1658 | 1444 if (u->ssl && c->ssl == NULL) { |
| 591 | 1445 ngx_http_upstream_ssl_init_connection(r, u, c); |
| 1446 return; | |
| 1447 } | |
| 1448 | |
| 1449 #endif | |
| 1450 | |
| 651 | 1451 if (u->header_sent) { |
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1452 u->write_event_handler = ngx_http_upstream_dummy_handler; |
| 651 | 1453 |
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1454 (void) ngx_handle_write_event(c->write, 0); |
| 651 | 1455 |
| 1456 return; | |
| 1457 } | |
| 1458 | |
| 479 | 1459 ngx_http_upstream_send_request(r, u); |
| 1460 } | |
| 1461 | |
| 1462 | |
| 487 | 1463 static void |
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1464 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
| 479 | 1465 { |
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1466 ssize_t n; |
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1467 ngx_int_t rc; |
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1468 ngx_connection_t *c; |
| 479 | 1469 |
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1470 c = u->peer.connection; |
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1471 |
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1472 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| 483 | 1473 "http upstream process header"); |
| 479 | 1474 |
| 483 | 1475 c->log->action = "reading response header from upstream"; |
| 479 | 1476 |
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1477 if (c->read->timedout) { |
| 479 | 1478 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
| 1479 return; | |
| 1480 } | |
| 577 | 1481 |
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1482 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
| 1166 | 1483 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1484 return; |
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1485 } |
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1486 |
| 581 | 1487 if (u->buffer.start == NULL) { |
| 1488 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
| 1489 if (u->buffer.start == NULL) { | |
| 479 | 1490 ngx_http_upstream_finalize_request(r, u, |
| 1491 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1492 return; | |
| 1493 } | |
| 1494 | |
| 581 | 1495 u->buffer.pos = u->buffer.start; |
| 1496 u->buffer.last = u->buffer.start; | |
| 1497 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
| 1498 u->buffer.temporary = 1; | |
| 1499 | |
| 1500 u->buffer.tag = u->output.tag; | |
| 479 | 1501 |
| 1705 | 1502 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
| 581 | 1503 sizeof(ngx_table_elt_t)) |
| 1504 != NGX_OK) | |
| 509 | 1505 { |
| 1506 ngx_http_upstream_finalize_request(r, u, | |
| 1507 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1508 return; | |
| 1509 } | |
| 1510 | |
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1511 #if (NGX_HTTP_CACHE) |
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1512 |
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1513 if (r->cache) { |
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1514 u->buffer.pos += r->cache->header_start; |
| 581 | 1515 u->buffer.last = u->buffer.pos; |
| 479 | 1516 } |
| 1517 #endif | |
| 1518 } | |
| 1519 | |
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1520 for ( ;; ) { |
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1521 |
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1522 n = c->recv(c, u->buffer.last, u->buffer.end - u->buffer.last); |
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1523 |
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1524 if (n == NGX_AGAIN) { |
| 479 | 1525 #if 0 |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1526 ngx_add_timer(rev, u->read_timeout); |
| 479 | 1527 #endif |
| 1528 | |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1529 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
|
1530 ngx_http_upstream_finalize_request(r, u, |
| 479 | 1531 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1532 return; |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1533 } |
|
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 return; |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1536 } |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1537 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1538 if (n == 0) { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1539 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
|
1540 "upstream prematurely closed connection"); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1541 } |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1542 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1543 if (n == NGX_ERROR || n == 0) { |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1544 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
| 479 | 1545 return; |
| 1546 } | |
| 1547 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1548 u->buffer.last += n; |
| 479 | 1549 |
| 1550 #if 0 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1551 u->valid_header_in = 0; |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1552 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1553 u->peer.cached = 0; |
| 479 | 1554 #endif |
| 1555 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1556 rc = u->process_header(r); |
|
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 (rc == NGX_AGAIN) { |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1559 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1560 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
|
1561 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
|
1562 "upstream sent too big header"); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1563 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1564 ngx_http_upstream_next(r, u, |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1565 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1566 return; |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1567 } |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1568 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1569 continue; |
| 479 | 1570 } |
| 1571 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1572 break; |
| 479 | 1573 } |
| 1574 | |
| 1575 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
| 1576 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
| 1577 return; | |
| 1578 } | |
| 1579 | |
|
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
|
1580 if (rc == NGX_ERROR) { |
| 479 | 1581 ngx_http_upstream_finalize_request(r, u, |
| 1582 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1583 return; | |
| 1584 } | |
| 1585 | |
| 1586 /* rc == NGX_OK */ | |
| 1587 | |
|
3401
9e7926763f87
allow to handle 301/302 in error_page
Igor Sysoev <igor@sysoev.ru>
parents:
3399
diff
changeset
|
1588 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
|
1589 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1590 if (r->subrequest_in_memory) { |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1591 u->buffer.last = u->buffer.pos; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1592 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1593 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1594 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
| 509 | 1595 return; |
| 1596 } | |
| 1597 | |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1598 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
|
1599 return; |
| 487 | 1600 } |
| 1601 } | |
| 1602 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1603 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
| 515 | 1604 return; |
| 1605 } | |
| 1606 | |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1607 if (!r->subrequest_in_memory) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1608 ngx_http_upstream_send_response(r, u); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1609 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1610 } |
|
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 /* subrequest content in memory */ |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1613 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1614 if (u->input_filter == NULL) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1615 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1616 u->input_filter = ngx_http_upstream_non_buffered_filter; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1617 u->input_filter_ctx = r; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1618 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1619 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1620 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1621 ngx_http_upstream_finalize_request(r, u, |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1622 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1623 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1624 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1625 |
|
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1626 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
|
1627 |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1628 if (n) { |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1629 u->buffer.last -= n; |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1630 |
| 2402 | 1631 u->state->response_length += n; |
| 1632 | |
|
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1633 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
|
1634 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1635 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1636 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1637 |
|
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1638 if (u->length == 0) { |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1639 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
|
1640 return; |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1641 } |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1642 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1643 |
|
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1644 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
|
1645 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1646 ngx_http_upstream_process_body_in_memory(r, u); |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1647 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1648 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1649 |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1650 static ngx_int_t |
|
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1651 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
|
1652 { |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1653 ngx_uint_t status; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1654 ngx_http_upstream_next_t *un; |
|
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 status = u->headers_in.status_n; |
|
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 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
|
1659 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1660 if (status != un->status) { |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1661 continue; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1662 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1663 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1664 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
|
1665 ngx_http_upstream_next(r, u, un->mask); |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1666 return NGX_OK; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1667 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1668 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1669 #if (NGX_HTTP_CACHE) |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
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2267
diff
changeset
|
1670 |
| 2952 | 1671 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
| 1672 && (u->conf->cache_use_stale & un->mask)) | |
| 1673 { | |
|
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1674 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
|
1675 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1676 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
|
1677 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1678 if (rc == NGX_OK) { |
| 2952 | 1679 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
|
1680 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
|
1681 } |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1682 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1683 ngx_http_upstream_finalize_request(r, u, rc); |
|
2268
33556140681a
*) ngx_http_upstream_test_next()
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parents:
2267
diff
changeset
|
1684 return NGX_OK; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1685 } |
|
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 #endif |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1688 } |
|
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 return NGX_DECLINED; |
|
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:
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diff
changeset
|
1692 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1693 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1694 static ngx_int_t |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1695 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
|
1696 ngx_http_upstream_t *u) |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1697 { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1698 ngx_int_t status; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1699 ngx_uint_t i; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1700 ngx_table_elt_t *h; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1701 ngx_http_err_page_t *err_page; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1702 ngx_http_core_loc_conf_t *clcf; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1703 |
|
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1704 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
|
1705 |
|
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1706 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
|
1707 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
|
1708 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
|
1709 } |
|
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1710 |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1711 if (!u->conf->intercept_errors) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1712 return NGX_DECLINED; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1713 } |
|
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 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
|
1716 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1717 if (clcf->error_pages == NULL) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1718 return NGX_DECLINED; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1719 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1720 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1721 err_page = clcf->error_pages->elts; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1722 for (i = 0; i < clcf->error_pages->nelts; i++) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1723 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1724 if (err_page[i].status == status) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1725 |
|
2953
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1726 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
|
1727 && 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
|
1728 { |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1729 h = ngx_list_push(&r->headers_out.headers); |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1730 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1731 if (h == NULL) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1732 ngx_http_upstream_finalize_request(r, u, |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1733 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1734 return NGX_OK; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1735 } |
|
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 *h = *u->headers_in.www_authenticate; |
|
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 r->headers_out.www_authenticate = h; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1740 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1741 |
|
3706
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1742 #if (NGX_HTTP_CACHE) |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1743 |
|
3709
64777690c697
fix r3707: cache node should be freed be a response is not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3708
diff
changeset
|
1744 if (r->cache) { |
|
3706
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1745 time_t valid; |
|
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 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
|
1748 |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1749 if (valid) { |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1750 r->cache->valid_sec = ngx_time() + valid; |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1751 r->cache->error = status; |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1752 } |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1753 |
|
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
1754 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
|
1755 } |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1756 #endif |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1757 ngx_http_upstream_finalize_request(r, u, status); |
|
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 return NGX_OK; |
|
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 } |
|
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 return NGX_DECLINED; |
|
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 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1766 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1767 static ngx_int_t |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1768 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
|
1769 { |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1770 int err; |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1771 socklen_t len; |
|
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_HAVE_KQUEUE) |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1774 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1775 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
| 1166 | 1776 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
|
1777 c->log->action = "connecting to upstream"; |
| 1166 | 1778 (void) ngx_connection_error(c, c->write->kq_errno, |
| 1779 "kevent() reported that connect() failed"); | |
| 1780 return NGX_ERROR; | |
| 1781 } | |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1782 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1783 } else |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1784 #endif |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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|
1785 { |
| 1166 | 1786 err = 0; |
| 1787 len = sizeof(int); | |
| 1788 | |
| 1789 /* | |
| 1790 * BSDs and Linux return 0 and set a pending error in err | |
| 1791 * Solaris returns -1 and sets errno | |
| 1792 */ | |
| 1793 | |
| 1794 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
| 1795 == -1) | |
| 1796 { | |
| 1797 err = ngx_errno; | |
| 1798 } | |
| 1799 | |
| 1800 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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|
1801 c->log->action = "connecting to upstream"; |
| 1166 | 1802 (void) ngx_connection_error(c, err, "connect() failed"); |
| 1803 return NGX_ERROR; | |
| 1804 } | |
|
1153
c843f3df3b85
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1805 } |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1806 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1807 return NGX_OK; |
|
c843f3df3b85
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parents:
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diff
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|
1808 } |
|
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separate ngx_http_upstream_test_connect() and
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|
1809 |
|
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|
1810 |
|
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|
1811 static ngx_int_t |
|
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|
1812 ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) |
|
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|
1813 { |
|
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|
1814 ngx_str_t *uri, args; |
|
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|
1815 ngx_uint_t i, flags; |
|
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|
1816 ngx_list_part_t *part; |
|
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Igor Sysoev <igor@sysoev.ru>
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|
1817 ngx_table_elt_t *h; |
|
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|
1818 ngx_http_upstream_header_t *hh; |
|
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|
1819 ngx_http_upstream_main_conf_t *umcf; |
|
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|
1820 |
|
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|
1821 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
|
3a8a53c0c42f
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|
1822 |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1823 if (u->headers_in.x_accel_redirect |
|
4e002555652d
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Igor Sysoev <igor@sysoev.ru>
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|
1824 && !(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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|
1825 { |
|
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3a8a53c0c42f
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|
1826 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
|
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|
1827 |
|
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|
1828 part = &u->headers_in.headers.part; |
|
3a8a53c0c42f
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|
1829 h = part->elts; |
|
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|
1830 |
|
3a8a53c0c42f
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|
1831 for (i = 0; /* void */; i++) { |
|
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|
1832 |
|
3a8a53c0c42f
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|
1833 if (i >= part->nelts) { |
|
3a8a53c0c42f
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parents:
2536
diff
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|
1834 if (part->next == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
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|
1835 break; |
|
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diff
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|
1836 } |
|
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|
1837 |
|
3a8a53c0c42f
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|
1838 part = part->next; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1839 h = part->elts; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
1840 i = 0; |
|
3a8a53c0c42f
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|
1841 } |
|
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Igor Sysoev <igor@sysoev.ru>
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|
1842 |
|
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|
1843 hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1844 h[i].lowcase_key, h[i].key.len); |
|
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|
1845 |
|
3a8a53c0c42f
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|
1846 if (hh && hh->redirect) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1847 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
|
3a8a53c0c42f
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|
1848 ngx_http_finalize_request(r, |
|
3a8a53c0c42f
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|
1849 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
3a8a53c0c42f
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|
1850 return NGX_DONE; |
|
3a8a53c0c42f
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|
1851 } |
|
3a8a53c0c42f
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|
1852 } |
|
3a8a53c0c42f
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|
1853 } |
|
3a8a53c0c42f
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|
1854 |
|
3a8a53c0c42f
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|
1855 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
|
1856 ngx_str_null(&args); |
| 3161 | 1857 flags = NGX_HTTP_LOG_UNSAFE; |
|
2592
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|
1858 |
|
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changeset
|
1859 if (ngx_http_parse_unsafe_uri(r, uri, &args, &flags) != NGX_OK) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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changeset
|
1860 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
|
3a8a53c0c42f
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|
1861 return NGX_DONE; |
|
3a8a53c0c42f
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|
1862 } |
|
3a8a53c0c42f
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|
1863 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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|
1864 if (r->method != NGX_HTTP_HEAD) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1865 r->method = NGX_HTTP_GET; |
|
3a8a53c0c42f
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diff
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|
1866 } |
|
3a8a53c0c42f
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|
1867 |
|
3a8a53c0c42f
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parents:
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|
1868 r->valid_unparsed_uri = 0; |
|
3a8a53c0c42f
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|
1869 |
|
3a8a53c0c42f
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|
1870 ngx_http_internal_redirect(r, uri, &args); |
|
3120
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fix request counter for X-Accel-Redirect, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3112
diff
changeset
|
1871 ngx_http_finalize_request(r, NGX_DONE); |
|
2592
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|
1872 return NGX_DONE; |
|
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diff
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|
1873 } |
|
3a8a53c0c42f
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|
1874 |
|
3a8a53c0c42f
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|
1875 part = &u->headers_in.headers.part; |
|
3a8a53c0c42f
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|
1876 h = part->elts; |
|
3a8a53c0c42f
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|
1877 |
|
3a8a53c0c42f
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changeset
|
1878 for (i = 0; /* void */; i++) { |
|
3a8a53c0c42f
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|
1879 |
|
3a8a53c0c42f
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changeset
|
1880 if (i >= part->nelts) { |
|
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changeset
|
1881 if (part->next == NULL) { |
|
3a8a53c0c42f
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|
1882 break; |
|
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|
1883 } |
|
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|
1884 |
|
3a8a53c0c42f
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|
1885 part = part->next; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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|
1886 h = part->elts; |
|
3a8a53c0c42f
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|
1887 i = 0; |
|
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|
1888 } |
|
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|
1889 |
|
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|
1890 if (ngx_hash_find(&u->conf->hide_headers_hash, h[i].hash, |
|
3a8a53c0c42f
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changeset
|
1891 h[i].lowcase_key, h[i].key.len)) |
|
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|
1892 { |
|
3a8a53c0c42f
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|
1893 continue; |
|
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|
1894 } |
|
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|
1895 |
|
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|
1896 hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, |
|
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changeset
|
1897 h[i].lowcase_key, h[i].key.len); |
|
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|
1898 |
|
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|
1899 if (hh) { |
|
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|
1900 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
|
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|
1901 ngx_http_upstream_finalize_request(r, u, |
|
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|
1902 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
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|
1903 return NGX_DONE; |
|
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|
1904 } |
|
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|
1905 |
|
3a8a53c0c42f
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|
1906 continue; |
|
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|
1907 } |
|
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|
1908 |
|
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diff
changeset
|
1909 if (ngx_http_upstream_copy_header_line(r, &h[i], 0) != NGX_OK) { |
|
3a8a53c0c42f
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|
1910 ngx_http_upstream_finalize_request(r, u, |
|
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|
1911 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
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|
1912 return NGX_DONE; |
|
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diff
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|
1913 } |
|
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1914 } |
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1915 |
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1916 if (r->headers_out.server && r->headers_out.server->value.data == NULL) { |
|
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1917 r->headers_out.server->hash = 0; |
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1918 } |
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1919 |
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1920 if (r->headers_out.date && r->headers_out.date->value.data == NULL) { |
|
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1921 r->headers_out.date->hash = 0; |
|
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1922 } |
|
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1923 |
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1924 r->headers_out.status = u->headers_in.status_n; |
|
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1925 r->headers_out.status_line = u->headers_in.status_line; |
|
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1926 |
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1927 u->headers_in.content_length_n = r->headers_out.content_length_n; |
|
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1928 |
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1929 if (r->headers_out.content_length_n != -1) { |
|
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1930 u->length = (size_t) r->headers_out.content_length_n; |
|
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1931 |
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1932 } else { |
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1933 u->length = NGX_MAX_SIZE_T_VALUE; |
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1934 } |
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1935 |
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1936 return NGX_OK; |
|
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1937 } |
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1938 |
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1939 |
|
777
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1940 static void |
|
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1941 ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
|
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1942 ngx_http_upstream_t *u) |
|
777
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1943 { |
|
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1944 size_t size; |
|
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1945 ssize_t n; |
|
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1946 ngx_buf_t *b; |
|
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1947 ngx_event_t *rev; |
|
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1948 ngx_connection_t *c; |
|
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1949 |
|
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1950 c = u->peer.connection; |
|
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1951 rev = c->read; |
|
777
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1952 |
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1953 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
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1954 "http upstream process body on memory"); |
|
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1955 |
|
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1956 if (rev->timedout) { |
|
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1957 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
|
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1958 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
|
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1959 return; |
|
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|
1960 } |
|
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|
1961 |
|
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1962 b = &u->buffer; |
|
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1963 |
|
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|
1964 for ( ;; ) { |
|
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|
1965 |
|
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|
1966 size = b->end - b->last; |
|
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|
1967 |
|
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1968 if (size == 0) { |
|
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|
1969 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
| 3708 | 1970 "upstream buffer is too small to read response"); |
|
777
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1971 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
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|
1972 return; |
|
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|
1973 } |
|
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|
1974 |
|
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|
1975 n = c->recv(c, b->last, size); |
|
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|
1976 |
|
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1977 if (n == NGX_AGAIN) { |
|
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|
1978 break; |
|
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|
1979 } |
|
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|
1980 |
|
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|
1981 if (n == 0 || n == NGX_ERROR) { |
|
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1982 ngx_http_upstream_finalize_request(r, u, n); |
|
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|
1983 return; |
|
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|
1984 } |
|
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|
1985 |
| 2402 | 1986 u->state->response_length += n; |
| 1987 | |
|
777
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|
1988 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
|
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|
1989 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
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757
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|
1990 return; |
|
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changeset
|
1991 } |
|
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|
1992 |
|
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|
1993 if (!rev->ready) { |
|
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|
1994 break; |
|
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diff
changeset
|
1995 } |
|
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|
1996 } |
|
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|
1997 |
|
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|
1998 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
|
777
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|
1999 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
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|
2000 return; |
|
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757
diff
changeset
|
2001 } |
|
4ab852b691f5
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757
diff
changeset
|
2002 |
|
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|
2003 if (rev->active) { |
|
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|
2004 ngx_add_timer(rev, u->conf->read_timeout); |
|
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|
2005 |
|
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|
2006 } else if (rev->timer_set) { |
|
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|
2007 ngx_del_timer(rev); |
|
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|
2008 } |
| 681 | 2009 } |
| 2010 | |
| 2011 | |
| 2012 static void | |
| 2013 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
| 2014 { | |
| 2015 int tcp_nodelay; | |
| 2402 | 2016 ssize_t n; |
| 681 | 2017 ngx_int_t rc; |
| 2018 ngx_event_pipe_t *p; | |
| 2019 ngx_connection_t *c; | |
| 2020 ngx_http_core_loc_conf_t *clcf; | |
| 2021 | |
| 509 | 2022 rc = ngx_http_send_header(r); |
| 479 | 2023 |
| 2701 | 2024 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
| 485 | 2025 ngx_http_upstream_finalize_request(r, u, rc); |
| 479 | 2026 return; |
| 2027 } | |
| 2028 | |
|
2704
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diff
changeset
|
2029 c = r->connection; |
|
ac1e2e199c9f
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diff
changeset
|
2030 |
| 2701 | 2031 if (r->header_only) { |
|
2704
ac1e2e199c9f
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diff
changeset
|
2032 |
| 2701 | 2033 if (u->cacheable || u->store) { |
|
2704
ac1e2e199c9f
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parents:
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diff
changeset
|
2034 |
|
ac1e2e199c9f
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parents:
2703
diff
changeset
|
2035 if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { |
|
ac1e2e199c9f
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parents:
2703
diff
changeset
|
2036 ngx_connection_error(c, ngx_socket_errno, |
|
ac1e2e199c9f
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diff
changeset
|
2037 ngx_shutdown_socket_n " failed"); |
|
ac1e2e199c9f
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diff
changeset
|
2038 } |
|
ac1e2e199c9f
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parents:
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diff
changeset
|
2039 |
| 2701 | 2040 r->read_event_handler = ngx_http_request_empty_handler; |
| 2041 r->write_event_handler = ngx_http_request_empty_handler; | |
|
2704
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diff
changeset
|
2042 c->error = 1; |
| 2701 | 2043 |
| 2044 } else { | |
| 2045 ngx_http_upstream_finalize_request(r, u, rc); | |
| 2046 return; | |
| 2047 } | |
| 2048 } | |
| 2049 | |
| 479 | 2050 u->header_sent = 1; |
| 2051 | |
| 573 | 2052 if (r->request_body && r->request_body->temp_file) { |
|
2592
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|
2053 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
|
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|
2054 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
| 563 | 2055 } |
| 2056 | |
| 581 | 2057 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| 2058 | |
| 649 | 2059 if (!u->buffering) { |
| 581 | 2060 |
| 2061 if (u->input_filter == NULL) { | |
| 2062 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
| 2063 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
| 2064 u->input_filter_ctx = r; | |
| 2065 } | |
| 2066 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2067 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
| 581 | 2068 r->write_event_handler = |
| 2069 ngx_http_upstream_process_non_buffered_downstream; | |
| 2070 | |
| 2071 r->limit_rate = 0; | |
| 2072 | |
| 2073 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
| 2074 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2075 return; | |
| 2076 } | |
| 2077 | |
| 583 | 2078 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
| 2079 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
| 2080 | |
| 2081 tcp_nodelay = 1; | |
| 2082 | |
| 2083 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
| 2084 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
| 2085 { | |
| 2086 ngx_connection_error(c, ngx_socket_errno, | |
| 2087 "setsockopt(TCP_NODELAY) failed"); | |
| 2088 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2089 return; | |
| 2090 } | |
| 2091 | |
| 2092 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
| 2093 } | |
| 2094 | |
| 2402 | 2095 n = u->buffer.last - u->buffer.pos; |
| 2096 | |
| 2097 if (n) { | |
| 581 | 2098 u->buffer.last = u->buffer.pos; |
| 2099 | |
| 2402 | 2100 u->state->response_length += n; |
| 2101 | |
| 2102 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
| 581 | 2103 ngx_http_upstream_finalize_request(r, u, 0); |
| 2104 return; | |
| 2105 } | |
| 2106 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2107 ngx_http_upstream_process_non_buffered_downstream(r); |
| 581 | 2108 |
| 2109 } else { | |
| 2110 u->buffer.pos = u->buffer.start; | |
| 2111 u->buffer.last = u->buffer.start; | |
| 2112 | |
| 2113 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
| 2114 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2115 return; | |
| 2116 } | |
|
1468
491e5059ea19
read EOF of header only responses in non-buffered proxying
Igor Sysoev <igor@sysoev.ru>
parents:
1397
diff
changeset
|
2117 |
|
491e5059ea19
read EOF of header only responses in non-buffered proxying
Igor Sysoev <igor@sysoev.ru>
parents:
1397
diff
changeset
|
2118 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
|
2119 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
|
2120 } |
| 581 | 2121 } |
| 2122 | |
| 2123 return; | |
| 2124 } | |
| 2125 | |
| 479 | 2126 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
| 2127 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2128 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2129 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2130 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
|
2131 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
|
2132 r->cache->file.fd = NGX_INVALID_FILE; |
| 479 | 2133 } |
| 2134 | |
|
3699
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2135 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
|
2136 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2137 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
|
2138 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
|
2139 return; |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2140 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2141 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
|
2142 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
|
2143 break; |
|
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 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
|
2146 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2147 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
|
2148 |
|
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->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
|
2150 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
|
2151 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
|
2152 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2153 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
|
2154 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
|
2155 return; |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2156 } |
|
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 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
|
2159 } |
|
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 break; |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2162 } |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2163 |
| 1565 | 2164 if (u->cacheable) { |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2165 time_t now, valid; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2166 |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2167 now = ngx_time(); |
|
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 valid = r->cache->valid_sec; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2170 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2171 if (valid == 0) { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2172 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
|
2173 u->headers_in.status_n); |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2174 if (valid) { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2175 r->cache->valid_sec = now + valid; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2176 } |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2177 } |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2178 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2179 if (valid) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2180 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
|
2181 r->cache->date = now; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2182 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
|
2183 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2184 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
|
2185 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2186 } else { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2187 u->cacheable = 0; |
|
2703
3b6afa999c2f
support 304 for cacheable responses
Igor Sysoev <igor@sysoev.ru>
parents:
2701
diff
changeset
|
2188 r->headers_out.last_modified_time = -1; |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2189 } |
| 479 | 2190 } |
| 2191 | |
| 2690 | 2192 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| 2193 "http cacheable: %d", u->cacheable); | |
| 2194 | |
|
3083
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2195 if (u->cacheable == 0 && r->cache) { |
|
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2196 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
|
2197 } |
|
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2198 |
| 479 | 2199 #endif |
| 2200 | |
| 581 | 2201 p = u->pipe; |
| 479 | 2202 |
| 2203 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
| 2204 p->output_ctx = r; | |
| 2205 p->tag = u->output.tag; | |
| 577 | 2206 p->bufs = u->conf->bufs; |
| 479 | 2207 p->busy_size = u->conf->busy_buffers_size; |
| 2208 p->upstream = u->peer.connection; | |
| 583 | 2209 p->downstream = c; |
| 479 | 2210 p->pool = r->pool; |
| 583 | 2211 p->log = c->log; |
| 577 | 2212 |
| 1565 | 2213 p->cacheable = u->cacheable || u->store; |
| 479 | 2214 |
| 501 | 2215 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
| 2216 if (p->temp_file == NULL) { | |
| 479 | 2217 ngx_http_upstream_finalize_request(r, u, 0); |
| 2218 return; | |
| 2219 } | |
| 2220 | |
| 2221 p->temp_file->file.fd = NGX_INVALID_FILE; | |
| 583 | 2222 p->temp_file->file.log = c->log; |
| 479 | 2223 p->temp_file->path = u->conf->temp_path; |
| 2224 p->temp_file->pool = r->pool; | |
| 577 | 2225 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2226 if (p->cacheable) { |
| 479 | 2227 p->temp_file->persistent = 1; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2228 |
| 479 | 2229 } else { |
| 667 | 2230 p->temp_file->log_level = NGX_LOG_WARN; |
| 479 | 2231 p->temp_file->warn = "an upstream response is buffered " |
| 2232 "to a temporary file"; | |
| 2233 } | |
| 2234 | |
| 2235 p->max_temp_file_size = u->conf->max_temp_file_size; | |
| 2236 p->temp_file_write_size = u->conf->temp_file_write_size; | |
| 2237 | |
| 501 | 2238 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
| 2239 if (p->preread_bufs == NULL) { | |
| 479 | 2240 ngx_http_upstream_finalize_request(r, u, 0); |
| 2241 return; | |
| 2242 } | |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2243 |
| 581 | 2244 p->preread_bufs->buf = &u->buffer; |
| 479 | 2245 p->preread_bufs->next = NULL; |
| 581 | 2246 u->buffer.recycled = 1; |
| 2247 | |
| 2248 p->preread_size = u->buffer.last - u->buffer.pos; | |
| 479 | 2249 |
| 1565 | 2250 if (u->cacheable) { |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2251 |
| 479 | 2252 p->buf_to_file = ngx_calloc_buf(r->pool); |
| 2253 if (p->buf_to_file == NULL) { | |
| 2254 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2255 return; | |
| 2256 } | |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2257 |
| 581 | 2258 p->buf_to_file->pos = u->buffer.start; |
| 2259 p->buf_to_file->last = u->buffer.pos; | |
| 479 | 2260 p->buf_to_file->temporary = 1; |
| 2261 } | |
| 2262 | |
| 2263 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
| 2264 /* the posted aio operation may currupt a shadow buffer */ | |
| 2265 p->single_buf = 1; | |
| 2266 } | |
| 2267 | |
| 2268 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
| 2269 p->free_bufs = 1; | |
| 2270 | |
| 2271 /* | |
| 581 | 2272 * event_pipe would do u->buffer.last += p->preread_size |
| 479 | 2273 * as though these bytes were read |
| 2274 */ | |
| 581 | 2275 u->buffer.last = u->buffer.pos; |
| 479 | 2276 |
| 2277 if (u->conf->cyclic_temp_file) { | |
| 2278 | |
| 2279 /* | |
| 2280 * we need to disable the use of sendfile() if we use cyclic temp file | |
| 2281 * because the writing a new data may interfere with sendfile() | |
| 2282 * that uses the same kernel file pages (at least on FreeBSD) | |
| 2283 */ | |
| 2284 | |
| 2285 p->cyclic_temp_file = 1; | |
| 583 | 2286 c->sendfile = 0; |
| 479 | 2287 |
| 2288 } else { | |
| 2289 p->cyclic_temp_file = 0; | |
| 2290 } | |
| 2291 | |
| 2292 p->read_timeout = u->conf->read_timeout; | |
| 2293 p->send_timeout = clcf->send_timeout; | |
| 2294 p->send_lowat = clcf->send_lowat; | |
| 2295 | |
|
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2296 u->read_event_handler = ngx_http_upstream_process_upstream; |
| 509 | 2297 r->write_event_handler = ngx_http_upstream_process_downstream; |
| 479 | 2298 |
|
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2299 ngx_http_upstream_process_upstream(r, u); |
| 479 | 2300 } |
| 2301 | |
| 2302 | |
| 487 | 2303 static void |
| 581 | 2304 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
| 2305 { | |
|
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
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|
2306 ngx_event_t *wev; |
|
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fix r2378, run posted requests after upstream event handling
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|
2307 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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|
2308 ngx_http_upstream_t *u; |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2309 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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|
2310 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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|
2311 u = r->upstream; |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2312 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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diff
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|
2313 |
|
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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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|
2314 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2315 "http upstream process non buffered downstream"); |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2316 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
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diff
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|
2317 c->log->action = "sending to client"; |
|
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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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|
2318 |
|
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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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|
2319 if (wev->timedout) { |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2320 c->timedout = 1; |
|
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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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|
2321 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
|
3963
10fbb8f02a45
finalizing with rc == 0 in unbuffered proxy mode caused nginx to wait
Igor Sysoev <igor@sysoev.ru>
parents:
3944
diff
changeset
|
2322 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_REQUEST_TIME_OUT); |
|
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2323 return; |
|
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fix r2378, run posted requests after upstream event handling
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diff
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|
2324 } |
|
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fix r2378, run posted requests after upstream event handling
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|
2325 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2326 ngx_http_upstream_process_non_buffered_request(r, 1); |
| 581 | 2327 } |
| 2328 | |
| 2329 | |
| 2330 static void | |
|
2386
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use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2331 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2332 ngx_http_upstream_t *u) |
|
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2333 { |
|
2386
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2334 ngx_connection_t *c; |
|
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2335 |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2336 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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|
2337 |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2338 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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changeset
|
2339 "http upstream process non buffered upstream"); |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2340 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2341 c->log->action = "reading upstream"; |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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|
2342 |
|
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2343 if (c->read->timedout) { |
|
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
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changeset
|
2344 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2345 ngx_http_upstream_finalize_request(r, u, 0); |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2346 return; |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
2347 } |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2348 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2349 ngx_http_upstream_process_non_buffered_request(r, 0); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2350 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
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|
2351 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2352 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2353 static void |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2354 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
|
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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changeset
|
2355 ngx_uint_t do_write) |
| 581 | 2356 { |
| 2357 size_t size; | |
| 2358 ssize_t n; | |
| 2359 ngx_buf_t *b; | |
| 583 | 2360 ngx_int_t rc; |
|
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2361 ngx_connection_t *downstream, *upstream; |
| 581 | 2362 ngx_http_upstream_t *u; |
| 2363 ngx_http_core_loc_conf_t *clcf; | |
| 2364 | |
|
756
d904b5cb3bba
fix building introduced by previous commit
Igor Sysoev <igor@sysoev.ru>
parents:
755
diff
changeset
|
2365 u = r->upstream; |
| 884 | 2366 downstream = r->connection; |
| 2367 upstream = u->peer.connection; | |
| 581 | 2368 |
| 2369 b = &u->buffer; | |
| 2370 | |
|
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2371 do_write = do_write || u->length == 0; |
| 581 | 2372 |
| 2373 for ( ;; ) { | |
| 2374 | |
| 2375 if (do_write) { | |
| 2376 | |
| 2377 if (u->out_bufs || u->busy_bufs) { | |
| 583 | 2378 rc = ngx_http_output_filter(r, u->out_bufs); |
| 2379 | |
| 2380 if (rc == NGX_ERROR) { | |
| 581 | 2381 ngx_http_upstream_finalize_request(r, u, 0); |
| 2382 return; | |
| 2383 } | |
| 2384 | |
|
4114
5db098f97e0e
API change: ngx_chain_update_chains() now requires pool.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3976
diff
changeset
|
2385 ngx_chain_update_chains(r->pool, &u->free_bufs, &u->busy_bufs, |
| 581 | 2386 &u->out_bufs, u->output.tag); |
| 2387 } | |
| 2388 | |
| 2389 if (u->busy_bufs == NULL) { | |
| 2390 | |
| 2391 if (u->length == 0 | |
| 884 | 2392 || upstream->read->eof |
| 2393 || upstream->read->error) | |
| 581 | 2394 { |
| 2395 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2396 return; | |
| 2397 } | |
| 2398 | |
| 2399 b->pos = b->start; | |
| 2400 b->last = b->start; | |
| 2401 } | |
| 2402 } | |
| 2403 | |
| 2404 size = b->end - b->last; | |
| 2405 | |
| 2406 if (size > u->length) { | |
| 2407 size = u->length; | |
| 2408 } | |
| 2409 | |
| 884 | 2410 if (size && upstream->read->ready) { |
| 2411 | |
| 2412 n = upstream->recv(upstream, b->last, size); | |
| 581 | 2413 |
| 2414 if (n == NGX_AGAIN) { | |
| 2415 break; | |
| 2416 } | |
| 2417 | |
| 2418 if (n > 0) { | |
| 2402 | 2419 u->state->response_length += n; |
| 2420 | |
| 581 | 2421 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
| 2422 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2423 return; | |
| 2424 } | |
| 2425 } | |
| 2426 | |
| 2427 do_write = 1; | |
| 2428 | |
| 2429 continue; | |
| 2430 } | |
| 2431 | |
| 2432 break; | |
| 2433 } | |
| 2434 | |
|
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2435 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
|
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2436 |
| 884 | 2437 if (downstream->data == r) { |
| 2438 if (ngx_handle_write_event(downstream->write, clcf->send_lowat) | |
|
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2439 != NGX_OK) |
| 583 | 2440 { |
| 2441 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2442 return; | |
| 2443 } | |
| 581 | 2444 } |
| 2445 | |
|
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2446 if (downstream->write->active && !downstream->write->ready) { |
| 884 | 2447 ngx_add_timer(downstream->write, clcf->send_timeout); |
| 2448 | |
| 2449 } else if (downstream->write->timer_set) { | |
| 2450 ngx_del_timer(downstream->write); | |
| 581 | 2451 } |
| 2452 | |
|
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2453 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
| 581 | 2454 ngx_http_upstream_finalize_request(r, u, 0); |
| 2455 return; | |
| 2456 } | |
| 2457 | |
|
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2458 if (upstream->read->active && !upstream->read->ready) { |
| 884 | 2459 ngx_add_timer(upstream->read, u->conf->read_timeout); |
| 2460 | |
| 2461 } else if (upstream->read->timer_set) { | |
| 2462 ngx_del_timer(upstream->read); | |
| 581 | 2463 } |
| 2464 } | |
| 2465 | |
| 2466 | |
| 2467 static ngx_int_t | |
| 2468 ngx_http_upstream_non_buffered_filter_init(void *data) | |
| 2469 { | |
| 2470 return NGX_OK; | |
| 2471 } | |
| 2472 | |
| 2473 | |
| 2474 static ngx_int_t | |
| 2475 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
| 2476 { | |
| 2477 ngx_http_request_t *r = data; | |
| 2478 | |
| 2479 ngx_buf_t *b; | |
| 2480 ngx_chain_t *cl, **ll; | |
| 2481 ngx_http_upstream_t *u; | |
| 2482 | |
| 2483 u = r->upstream; | |
| 2484 | |
| 2485 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
| 2486 ll = &cl->next; | |
| 2487 } | |
| 2488 | |
| 2489 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
| 2490 if (cl == NULL) { | |
| 2491 return NGX_ERROR; | |
| 2492 } | |
| 2493 | |
| 2494 *ll = cl; | |
| 2495 | |
| 2496 cl->buf->flush = 1; | |
| 2497 cl->buf->memory = 1; | |
| 2498 | |
| 2499 b = &u->buffer; | |
| 2500 | |
| 2501 cl->buf->pos = b->last; | |
| 2502 b->last += bytes; | |
| 2503 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
|
2504 cl->buf->tag = u->output.tag; |
| 581 | 2505 |
| 2506 if (u->length == NGX_MAX_SIZE_T_VALUE) { | |
| 2507 return NGX_OK; | |
| 2508 } | |
| 2509 | |
| 2510 u->length -= bytes; | |
| 2511 | |
| 2512 return NGX_OK; | |
| 2513 } | |
| 2514 | |
| 2515 | |
| 2516 static void | |
| 509 | 2517 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
| 2518 { | |
|
2381
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2519 ngx_event_t *wev; |
|
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diff
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|
2520 ngx_connection_t *c; |
| 509 | 2521 ngx_event_pipe_t *p; |
| 479 | 2522 ngx_http_upstream_t *u; |
| 2523 | |
|
2381
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diff
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|
2524 c = r->connection; |
| 479 | 2525 u = r->upstream; |
| 581 | 2526 p = u->pipe; |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2527 wev = c->write; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2528 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2529 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>
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diff
changeset
|
2530 "http upstream process downstream"); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2531 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2532 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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diff
changeset
|
2533 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2534 if (wev->timedout) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2535 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2536 if (wev->delayed) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2537 |
|
3d7a70173d77
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Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2538 wev->timedout = 0; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2539 wev->delayed = 0; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2540 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2541 if (!wev->ready) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2542 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
|
2543 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2544 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
|
2545 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
|
2546 } |
|
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 return; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2549 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2550 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2551 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
|
2552 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
|
2553 return; |
| 527 | 2554 } |
| 479 | 2555 |
| 2556 } else { | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2557 p->downstream_error = 1; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2558 c->timedout = 1; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2559 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
| 479 | 2560 } |
| 2561 | |
| 2562 } else { | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2563 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2564 if (wev->delayed) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2565 |
| 527 | 2566 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| 2567 "http downstream delayed"); | |
| 2568 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2569 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
|
2570 ngx_http_upstream_finalize_request(r, u, 0); |
| 527 | 2571 } |
| 2572 | |
| 2573 return; | |
| 2574 } | |
| 2575 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2576 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
| 479 | 2577 ngx_http_upstream_finalize_request(r, u, 0); |
| 2578 return; | |
| 2579 } | |
| 2580 } | |
| 577 | 2581 |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2582 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
|
2583 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2584 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2585 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2586 static void |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2587 ngx_http_upstream_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
|
2588 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
|
2589 { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2590 ngx_connection_t *c; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2591 |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2592 c = u->peer.connection; |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2593 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2594 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
|
2595 "http upstream process upstream"); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2596 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2597 c->log->action = "reading upstream"; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2598 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2599 if (c->read->timedout) { |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2600 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
|
2601 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
|
2602 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2603 } else { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2604 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
|
2605 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
|
2606 return; |
|
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 } |
|
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 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
|
2611 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2612 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2613 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2614 static void |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2615 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
|
2616 { |
|
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2617 ngx_uint_t del; |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2618 ngx_temp_file_t *tf; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2619 ngx_event_pipe_t *p; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2620 ngx_http_upstream_t *u; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2621 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2622 u = r->upstream; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2623 p = u->pipe; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2624 |
| 479 | 2625 if (u->peer.connection) { |
| 2626 | |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2627 if (u->store) { |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2628 |
|
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2629 del = p->upstream_error; |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2630 |
|
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2631 tf = u->pipe->temp_file; |
|
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2632 |
| 2463 | 2633 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
|
2634 |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2635 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
|
2636 && (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
|
2637 || (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
|
2638 { |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2639 ngx_http_upstream_store(r, u); |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2640 |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2641 } else { |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2642 del = 1; |
|
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 } |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2645 |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2646 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
|
2647 |
|
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2648 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
|
2649 |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2650 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
|
2651 ngx_delete_file_n " \"%s\" failed", |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2652 u->pipe->temp_file->file.name.data); |
|
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 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2655 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2656 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2657 #if (NGX_HTTP_CACHE) |
|
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 (u->cacheable) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2660 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2661 if (p->upstream_done) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2662 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
|
2663 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2664 } else if (p->upstream_eof) { |
|
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 /* TODO: check length & update cache */ |
|
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 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
|
2669 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2670 } else if (p->upstream_error) { |
|
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2671 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
| 479 | 2672 } |
| 2673 } | |
| 2674 | |
| 2675 #endif | |
| 2676 | |
| 2677 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
|
2678 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 483 | 2679 "http upstream exit: %p", p->out); |
| 479 | 2680 #if 0 |
| 2681 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
| 2682 #endif | |
| 2683 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2684 return; | |
| 2685 } | |
| 2686 } | |
| 2687 | |
| 2688 if (p->downstream_error) { | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2689 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 483 | 2690 "http upstream downstream error"); |
| 479 | 2691 |
|
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2692 if (!u->cacheable && !u->store && u->peer.connection) { |
| 479 | 2693 ngx_http_upstream_finalize_request(r, u, 0); |
| 2694 } | |
| 2695 } | |
| 2696 } | |
| 2697 | |
| 2698 | |
| 487 | 2699 static void |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2700 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
|
2701 { |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2702 size_t root; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2703 time_t lm; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2704 ngx_str_t path; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2705 ngx_temp_file_t *tf; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2706 ngx_ext_rename_file_t ext; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2707 |
| 1777 | 2708 tf = u->pipe->temp_file; |
| 2709 | |
| 2710 if (tf->file.fd == NGX_INVALID_FILE) { | |
|
1291
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 /* create file for empty 200 response */ |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2713 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2714 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
|
2715 if (tf == NULL) { |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2716 return; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2717 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2718 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2719 tf->file.fd = NGX_INVALID_FILE; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2720 tf->file.log = r->connection->log; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2721 tf->path = u->conf->temp_path; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2722 tf->pool = r->pool; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2723 tf->persistent = 1; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2724 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2725 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
|
2726 tf->persistent, tf->clean, tf->access) |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2727 != NGX_OK) |
|
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 return; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2730 } |
|
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 u->pipe->temp_file = tf; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2733 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2734 |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2735 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
|
2736 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
|
2737 ext.time = -1; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2738 ext.create_path = 1; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2739 ext.delete_file = 1; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2740 ext.log = r->connection->log; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2741 |
| 1705 | 2742 if (u->headers_in.last_modified) { |
| 2743 | |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2744 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
|
2745 u->headers_in.last_modified->value.len); |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2746 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2747 if (lm != NGX_ERROR) { |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2748 ext.time = lm; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2749 ext.fd = tf->file.fd; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2750 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2751 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2752 |
|
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2753 if (u->conf->store_lengths == NULL) { |
|
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 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
|
2756 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2757 } else { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2758 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
|
2759 u->conf->store_values->elts) |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2760 == NULL) |
|
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 return; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2763 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2764 } |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2765 |
|
3032
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2766 path.len--; |
|
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2767 |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2768 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
|
2769 "upstream stores \"%s\" to \"%s\"", |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2770 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
|
2771 |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2772 (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
|
2773 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2774 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2775 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2776 static void |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2777 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
| 479 | 2778 { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2779 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 479 | 2780 "http upstream dummy handler"); |
| 2781 } | |
| 2782 | |
| 2783 | |
| 487 | 2784 static void |
| 2785 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
| 2786 ngx_uint_t ft_type) | |
| 479 | 2787 { |
| 884 | 2788 ngx_uint_t status, state; |
| 479 | 2789 |
| 2790 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 884 | 2791 "http next upstream, %xi", ft_type); |
| 479 | 2792 |
| 2793 #if 0 | |
| 2794 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
| 2795 #endif | |
| 2796 | |
| 525 | 2797 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
| 884 | 2798 state = NGX_PEER_NEXT; |
| 525 | 2799 } else { |
| 884 | 2800 state = NGX_PEER_FAILED; |
| 479 | 2801 } |
| 525 | 2802 |
| 1378 | 2803 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
| 2804 u->peer.free(&u->peer, u->peer.data, state); | |
| 2805 } | |
| 525 | 2806 |
| 479 | 2807 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
| 2808 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
| 2809 "upstream timed out"); | |
| 2810 } | |
| 577 | 2811 |
| 479 | 2812 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
| 2813 status = 0; | |
| 2814 | |
| 2815 } else { | |
| 2816 switch(ft_type) { | |
| 2817 | |
| 2818 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
| 2819 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
| 2820 break; | |
| 2821 | |
| 2822 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
| 2823 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 2824 break; | |
| 2825 | |
| 2826 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
| 2827 status = NGX_HTTP_NOT_FOUND; | |
| 2828 break; | |
| 2829 | |
| 2830 /* | |
| 2831 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
| 2832 * never reach here | |
| 2833 */ | |
| 2834 | |
| 2835 default: | |
| 2836 status = NGX_HTTP_BAD_GATEWAY; | |
| 2837 } | |
| 2838 } | |
| 2839 | |
| 583 | 2840 if (r->connection->error) { |
| 479 | 2841 ngx_http_upstream_finalize_request(r, u, |
| 2842 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 2843 return; | |
| 2844 } | |
| 2845 | |
| 2846 if (status) { | |
| 2847 u->state->status = status; | |
| 2848 | |
| 525 | 2849 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
| 479 | 2850 |
| 2851 #if (NGX_HTTP_CACHE) | |
| 2852 | |
| 2952 | 2853 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
| 2854 && (u->conf->cache_use_stale & ft_type)) | |
| 2855 { | |
|
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2856 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
|
2857 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2858 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
|
2859 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2860 if (rc == NGX_OK) { |
| 2952 | 2861 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
|
2862 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
|
2863 } |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2864 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2865 ngx_http_upstream_finalize_request(r, u, rc); |
| 479 | 2866 return; |
| 2867 } | |
| 2868 #endif | |
| 2869 | |
| 2870 ngx_http_upstream_finalize_request(r, u, status); | |
| 2871 return; | |
| 2872 } | |
| 2873 } | |
| 2874 | |
| 2875 if (u->peer.connection) { | |
| 2876 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 2877 "close http upstream connection: %d", | |
| 2878 u->peer.connection->fd); | |
| 577 | 2879 #if (NGX_HTTP_SSL) |
| 884 | 2880 |
| 577 | 2881 if (u->peer.connection->ssl) { |
| 884 | 2882 u->peer.connection->ssl->no_wait_shutdown = 1; |
| 2883 u->peer.connection->ssl->no_send_shutdown = 1; | |
| 2884 | |
| 2885 (void) ngx_ssl_shutdown(u->peer.connection); | |
| 577 | 2886 } |
| 2887 #endif | |
| 884 | 2888 |
| 479 | 2889 ngx_close_connection(u->peer.connection); |
| 2890 } | |
| 2891 | |
| 2892 #if 0 | |
| 2893 if (u->conf->busy_lock && !u->busy_locked) { | |
| 2894 ngx_http_upstream_busy_lock(p); | |
| 2895 return; | |
| 2896 } | |
| 2897 #endif | |
| 2898 | |
| 2899 ngx_http_upstream_connect(r, u); | |
| 2900 } | |
| 2901 | |
| 2902 | |
| 487 | 2903 static void |
| 569 | 2904 ngx_http_upstream_cleanup(void *data) |
| 2905 { | |
| 2906 ngx_http_request_t *r = data; | |
| 2907 | |
| 1705 | 2908 ngx_http_upstream_t *u; |
| 2909 | |
| 569 | 2910 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2911 "cleanup http upstream request: \"%V\"", &r->uri); | |
| 2912 | |
| 1705 | 2913 u = r->upstream; |
| 2914 | |
| 2915 if (u->resolved && u->resolved->ctx) { | |
| 2916 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
|
2917 u->resolved->ctx = NULL; |
| 1658 | 2918 } |
| 2919 | |
| 1705 | 2920 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
| 569 | 2921 } |
| 2922 | |
| 2923 | |
| 2924 static void | |
| 487 | 2925 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
| 2926 ngx_http_upstream_t *u, ngx_int_t rc) | |
| 479 | 2927 { |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2928 ngx_time_t *tp; |
| 563 | 2929 |
| 483 | 2930 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2931 "finalize http upstream request: %i", rc); | |
| 479 | 2932 |
| 2413 | 2933 if (u->cleanup) { |
| 2934 *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
|
2935 u->cleanup = NULL; |
| 2413 | 2936 } |
| 569 | 2937 |
|
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2938 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
|
2939 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
|
2940 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
|
2941 } |
|
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2942 |
| 1658 | 2943 if (u->state && u->state->response_sec) { |
| 563 | 2944 tp = ngx_timeofday(); |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2945 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
|
2946 u->state->response_msec = tp->msec - u->state->response_msec; |
| 2402 | 2947 |
| 2948 if (u->pipe) { | |
| 2949 u->state->response_length = u->pipe->read_length; | |
| 2950 } | |
| 563 | 2951 } |
| 2952 | |
| 479 | 2953 u->finalize_request(r, rc); |
| 2954 | |
| 1658 | 2955 if (u->peer.free) { |
| 2956 u->peer.free(&u->peer, u->peer.data, 0); | |
| 2957 } | |
| 884 | 2958 |
| 479 | 2959 if (u->peer.connection) { |
| 884 | 2960 |
| 577 | 2961 #if (NGX_HTTP_SSL) |
| 2962 | |
| 2963 /* TODO: do not shutdown persistent connection */ | |
| 2964 | |
| 2965 if (u->peer.connection->ssl) { | |
| 884 | 2966 |
| 2967 /* | |
| 2968 * We send the "close notify" shutdown alert to the upstream only | |
| 2969 * and do not wait its "close notify" shutdown alert. | |
| 2970 * It is acceptable according to the TLS standard. | |
| 2971 */ | |
| 2972 | |
| 2973 u->peer.connection->ssl->no_wait_shutdown = 1; | |
| 2974 | |
| 2975 (void) ngx_ssl_shutdown(u->peer.connection); | |
| 577 | 2976 } |
| 2977 #endif | |
| 884 | 2978 |
| 2979 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 2980 "close http upstream connection: %d", | |
| 2981 u->peer.connection->fd); | |
| 2982 | |
| 479 | 2983 ngx_close_connection(u->peer.connection); |
| 2984 } | |
| 2985 | |
| 483 | 2986 u->peer.connection = NULL; |
| 2987 | |
| 581 | 2988 if (u->pipe && u->pipe->temp_file) { |
| 479 | 2989 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2990 "http upstream temp fd: %d", | |
| 581 | 2991 u->pipe->temp_file->file.fd); |
| 479 | 2992 } |
| 2993 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2994 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2995 |
|
3940
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2996 if (r->cache) { |
|
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 (u->cacheable) { |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2999 |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3000 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
|
3001 time_t valid; |
|
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 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
|
3004 |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3005 if (valid) { |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3006 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
|
3007 r->cache->error = rc; |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
3008 } |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3009 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3010 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3011 |
|
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
3012 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
| 479 | 3013 } |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3014 |
| 479 | 3015 #endif |
| 3016 | |
| 2692 | 3017 if (u->header_sent |
|
3963
10fbb8f02a45
finalizing with rc == 0 in unbuffered proxy mode caused nginx to wait
Igor Sysoev <igor@sysoev.ru>
parents:
3944
diff
changeset
|
3018 && rc != NGX_HTTP_REQUEST_TIME_OUT |
| 2692 | 3019 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3020 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3021 rc = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3022 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3023 |
| 515 | 3024 if (rc == NGX_DECLINED) { |
| 3025 return; | |
| 3026 } | |
| 3027 | |
| 483 | 3028 r->connection->log->action = "sending to client"; |
| 3029 | |
|
2971
87ddbe960172
fix ngx_http_send_special() for subrequests handled by perl
Igor Sysoev <igor@sysoev.ru>
parents:
2957
diff
changeset
|
3030 if (rc == 0) { |
|
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
3031 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
| 479 | 3032 } |
| 3033 | |
| 3034 ngx_http_finalize_request(r, rc); | |
| 3035 } | |
| 3036 | |
| 3037 | |
| 509 | 3038 static ngx_int_t |
| 3039 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3040 ngx_uint_t offset) | |
| 577 | 3041 { |
| 509 | 3042 ngx_table_elt_t **ph; |
| 577 | 3043 |
| 509 | 3044 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
| 3045 | |
| 3046 if (*ph == NULL) { | |
| 3047 *ph = h; | |
| 3048 } | |
| 3049 | |
| 3050 return NGX_OK; | |
| 3051 } | |
| 3052 | |
| 3053 | |
| 3054 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
|
3055 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
|
3056 ngx_uint_t offset) |
|
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 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3059 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3060 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3061 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3062 static ngx_int_t |
|
3669
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3063 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
|
3064 ngx_uint_t offset) |
|
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 #if (NGX_HTTP_CACHE) |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3067 ngx_http_upstream_t *u; |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3068 |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3069 u = r->upstream; |
|
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 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
|
3072 u->cacheable = 0; |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3073 } |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3074 #endif |
|
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 return NGX_OK; |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3077 } |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3078 |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3079 |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3080 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
|
3081 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
| 509 | 3082 ngx_table_elt_t *h, ngx_uint_t offset) |
| 3083 { | |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3084 ngx_array_t *pa; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3085 ngx_table_elt_t **ph; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3086 ngx_http_upstream_t *u; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3087 |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3088 u = r->upstream; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3089 pa = &u->headers_in.cache_control; |
| 509 | 3090 |
| 3091 if (pa->elts == NULL) { | |
| 3092 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
| 3093 { | |
| 3094 return NGX_ERROR; | |
| 3095 } | |
| 3096 } | |
| 3097 | |
| 3098 ph = ngx_array_push(pa); | |
| 3099 if (ph == NULL) { | |
| 3100 return NGX_ERROR; | |
| 3101 } | |
| 3102 | |
| 3103 *ph = h; | |
| 3104 | |
|
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3105 #if (NGX_HTTP_CACHE) |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3106 { |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3107 u_char *p, *last; |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3108 ngx_int_t n; |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3109 |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3110 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
|
3111 return NGX_OK; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3112 } |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3113 |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3114 if (r->cache == NULL) { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3115 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3116 } |
|
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 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
|
3119 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3120 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3121 |
|
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3122 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
|
3123 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
|
3124 |
|
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3125 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
|
3126 || 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
|
3127 || 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
|
3128 { |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3129 u->cacheable = 0; |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3130 return NGX_OK; |
|
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 |
|
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3133 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
|
3134 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3135 if (p == NULL) { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3136 return NGX_OK; |
|
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 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3139 n = 0; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3140 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3141 for (p += 8; p < last; p++) { |
|
3198
48bfb7dc981b
test comma separator in "Cache-Control"
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
3142 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
|
3143 break; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3144 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3145 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3146 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
|
3147 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
|
3148 continue; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3149 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3150 |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3151 u->cacheable = 0; |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3152 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3153 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3154 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3155 if (n == 0) { |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3156 u->cacheable = 0; |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3157 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3158 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3159 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3160 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
|
3161 } |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3162 #endif |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3163 |
| 509 | 3164 return NGX_OK; |
| 3165 } | |
| 3166 | |
| 3167 | |
| 3168 static ngx_int_t | |
| 2666 | 3169 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3170 ngx_uint_t offset) | |
| 3171 { | |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3172 ngx_http_upstream_t *u; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3173 |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3174 u = r->upstream; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3175 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
|
3176 |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3177 #if (NGX_HTTP_CACHE) |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3178 { |
| 2666 | 3179 time_t expires; |
| 3180 | |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3181 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
|
3182 return NGX_OK; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3183 } |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3184 |
| 2666 | 3185 if (r->cache == NULL) { |
| 3186 return NGX_OK; | |
| 3187 } | |
| 3188 | |
| 3189 if (r->cache->valid_sec != 0) { | |
| 3190 return NGX_OK; | |
| 3191 } | |
| 3192 | |
| 3193 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
| 3194 | |
| 3195 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
|
3196 u->cacheable = 0; |
| 2666 | 3197 return NGX_OK; |
| 3198 } | |
| 3199 | |
| 3200 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
|
3201 } |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3202 #endif |
| 2666 | 3203 |
| 3204 return NGX_OK; | |
| 3205 } | |
| 3206 | |
| 3207 | |
| 3208 static ngx_int_t | |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3209 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
|
3210 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
|
3211 { |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3212 ngx_http_upstream_t *u; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3213 |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3214 u = r->upstream; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3215 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
|
3216 |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3217 #if (NGX_HTTP_CACHE) |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3218 { |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3219 u_char *p; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3220 size_t len; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3221 ngx_int_t n; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3222 |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3223 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
|
3224 return NGX_OK; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3225 } |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3226 |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3227 if (r->cache == NULL) { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3228 return NGX_OK; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3229 } |
|
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 len = h->value.len; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3232 p = h->value.data; |
|
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 if (p[0] != '@') { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3235 n = ngx_atoi(p, len); |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3236 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3237 switch (n) { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3238 case 0: |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3239 u->cacheable = 0; |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3240 case NGX_ERROR: |
| 2667 | 3241 return NGX_OK; |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3242 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3243 default: |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3244 r->cache->valid_sec = ngx_time() + n; |
| 2667 | 3245 return NGX_OK; |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3246 } |
| 2667 | 3247 } |
| 3248 | |
| 3249 p++; | |
| 3250 len--; | |
| 3251 | |
| 3252 n = ngx_atoi(p, len); | |
| 3253 | |
| 3254 if (n != NGX_ERROR) { | |
| 3255 r->cache->valid_sec = n; | |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3256 } |
|
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3257 } |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3258 #endif |
|
2663
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 return NGX_OK; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3261 } |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3262 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3263 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3264 static ngx_int_t |
| 527 | 3265 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3266 ngx_uint_t offset) | |
| 577 | 3267 { |
| 527 | 3268 ngx_int_t n; |
| 3269 | |
| 3270 r->upstream->headers_in.x_accel_limit_rate = h; | |
| 3271 | |
| 3272 n = ngx_atoi(h->value.data, h->value.len); | |
| 3273 | |
| 3274 if (n != NGX_ERROR) { | |
| 3275 r->limit_rate = (size_t) n; | |
| 3276 } | |
| 3277 | |
| 3278 return NGX_OK; | |
| 3279 } | |
| 3280 | |
| 3281 | |
| 3282 static ngx_int_t | |
| 649 | 3283 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3284 ngx_uint_t offset) | |
| 3285 { | |
| 3286 u_char c0, c1, c2; | |
| 3287 | |
| 3288 if (r->upstream->conf->change_buffering) { | |
| 3289 | |
| 3290 if (h->value.len == 2) { | |
| 3291 c0 = ngx_tolower(h->value.data[0]); | |
| 3292 c1 = ngx_tolower(h->value.data[1]); | |
| 3293 | |
| 3294 if (c0 == 'n' && c1 == 'o') { | |
| 3295 r->upstream->buffering = 0; | |
| 3296 } | |
| 3297 | |
| 3298 } else if (h->value.len == 3) { | |
| 3299 c0 = ngx_tolower(h->value.data[0]); | |
| 3300 c1 = ngx_tolower(h->value.data[1]); | |
| 3301 c2 = ngx_tolower(h->value.data[2]); | |
| 3302 | |
| 3303 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
| 3304 r->upstream->buffering = 1; | |
| 3305 } | |
| 3306 } | |
| 3307 } | |
| 3308 | |
| 3309 return NGX_OK; | |
| 3310 } | |
| 3311 | |
| 3312 | |
| 3313 static ngx_int_t | |
| 657 | 3314 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3315 ngx_uint_t offset) | |
| 3316 { | |
| 3317 r->headers_out.override_charset = &h->value; | |
| 3318 | |
| 3319 return NGX_OK; | |
| 3320 } | |
| 3321 | |
| 3322 | |
| 3323 static ngx_int_t | |
| 509 | 3324 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3325 ngx_uint_t offset) | |
| 3326 { | |
| 573 | 3327 ngx_table_elt_t *ho, **ph; |
| 509 | 3328 |
| 3329 ho = ngx_list_push(&r->headers_out.headers); | |
| 3330 if (ho == NULL) { | |
| 3331 return NGX_ERROR; | |
| 3332 } | |
| 3333 | |
| 3334 *ho = *h; | |
| 3335 | |
| 573 | 3336 if (offset) { |
| 3337 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
| 3338 *ph = ho; | |
| 3339 } | |
| 3340 | |
| 509 | 3341 return NGX_OK; |
| 3342 } | |
| 3343 | |
| 3344 | |
| 3345 static ngx_int_t | |
| 3346 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
| 3347 ngx_table_elt_t *h, ngx_uint_t offset) | |
| 3348 { | |
| 3349 ngx_array_t *pa; | |
| 3350 ngx_table_elt_t *ho, **ph; | |
| 3351 | |
| 3352 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
| 3353 | |
| 3354 if (pa->elts == NULL) { | |
| 3355 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
| 3356 { | |
| 3357 return NGX_ERROR; | |
| 3358 } | |
| 3359 } | |
| 3360 | |
| 3361 ph = ngx_array_push(pa); | |
| 3362 if (ph == NULL) { | |
| 3363 return NGX_ERROR; | |
| 3364 } | |
| 3365 | |
| 3366 ho = ngx_list_push(&r->headers_out.headers); | |
| 3367 if (ho == NULL) { | |
| 3368 return NGX_ERROR; | |
| 3369 } | |
| 3370 | |
| 3371 *ho = *h; | |
| 3372 *ph = ho; | |
| 3373 | |
| 3374 return NGX_OK; | |
| 3375 } | |
| 3376 | |
| 3377 | |
| 3378 static ngx_int_t | |
| 3379 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3380 ngx_uint_t offset) | |
| 3381 { | |
| 657 | 3382 u_char *p, *last; |
| 3383 | |
| 3384 r->headers_out.content_type_len = h->value.len; | |
| 509 | 3385 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
|
3386 r->headers_out.content_type_lowcase = NULL; |
| 509 | 3387 |
| 657 | 3388 for (p = h->value.data; *p; p++) { |
| 3389 | |
| 3390 if (*p != ';') { | |
| 3391 continue; | |
| 3392 } | |
| 3393 | |
| 3394 last = p; | |
| 3395 | |
| 3396 while (*++p == ' ') { /* void */ } | |
| 3397 | |
| 1968 | 3398 if (*p == '\0') { |
| 3399 return NGX_OK; | |
| 3400 } | |
| 3401 | |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3402 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
| 657 | 3403 continue; |
| 3404 } | |
| 3405 | |
| 3406 p += 8; | |
| 3407 | |
| 3408 r->headers_out.content_type_len = last - h->value.data; | |
| 3409 | |
| 2244 | 3410 if (*p == '"') { |
| 3411 p++; | |
| 3412 } | |
| 3413 | |
| 3414 last = h->value.data + h->value.len; | |
| 3415 | |
| 3416 if (*(last - 1) == '"') { | |
| 3417 last--; | |
| 3418 } | |
| 3419 | |
| 3420 r->headers_out.charset.len = last - p; | |
| 657 | 3421 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
|
3422 |
|
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3423 return NGX_OK; |
| 657 | 3424 } |
| 3425 | |
| 509 | 3426 return NGX_OK; |
| 3427 } | |
| 3428 | |
| 3429 | |
| 3430 static ngx_int_t | |
| 3431 ngx_http_upstream_copy_content_length(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3432 ngx_uint_t offset) | |
| 3433 { | |
| 3434 ngx_table_elt_t *ho; | |
| 3435 | |
| 3436 ho = ngx_list_push(&r->headers_out.headers); | |
| 3437 if (ho == NULL) { | |
| 3438 return NGX_ERROR; | |
| 3439 } | |
| 3440 | |
| 3441 *ho = *h; | |
| 3442 | |
| 3443 r->headers_out.content_length = ho; | |
| 3444 r->headers_out.content_length_n = ngx_atoof(h->value.data, h->value.len); | |
| 3445 | |
| 3446 return NGX_OK; | |
| 3447 } | |
| 3448 | |
| 3449 | |
| 3450 static ngx_int_t | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3451 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
|
3452 ngx_uint_t offset) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3453 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3454 ngx_table_elt_t *ho; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3455 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3456 ho = ngx_list_push(&r->headers_out.headers); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3457 if (ho == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3458 return NGX_ERROR; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3459 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3460 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3461 *ho = *h; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3462 |
|
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3463 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
|
3464 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3465 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3466 |
| 2952 | 3467 if (r->upstream->cacheable) { |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3468 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
|
3469 h->value.len); |
|
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 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3472 #endif |
|
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 return NGX_OK; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3475 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3476 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3477 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3478 static ngx_int_t |
| 509 | 3479 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3480 ngx_uint_t offset) | |
| 3481 { | |
| 3482 ngx_int_t rc; | |
| 3483 ngx_table_elt_t *ho; | |
| 3484 | |
| 3485 ho = ngx_list_push(&r->headers_out.headers); | |
| 3486 if (ho == NULL) { | |
| 3487 return NGX_ERROR; | |
| 3488 } | |
| 3489 | |
| 3490 *ho = *h; | |
| 3491 | |
| 3492 if (r->upstream->rewrite_redirect) { | |
| 3493 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
| 3494 | |
| 529 | 3495 if (rc == NGX_DECLINED) { |
| 3496 return NGX_OK; | |
| 3497 } | |
| 3498 | |
| 509 | 3499 if (rc == NGX_OK) { |
| 3500 r->headers_out.location = ho; | |
| 3501 | |
| 3502 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 3503 "rewritten location: \"%V\"", &ho->value); | |
| 3504 } | |
| 3505 | |
| 3506 return rc; | |
| 3507 } | |
| 3508 | |
|
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3509 if (ho->value.data[0] != '/') { |
|
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3510 r->headers_out.location = ho; |
|
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3511 } |
|
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3512 |
| 509 | 3513 /* |
| 3514 * we do not set r->headers_out.location here to avoid the handling | |
| 3515 * the local redirects without a host name by ngx_http_header_filter() | |
| 3516 */ | |
| 3517 | |
| 3518 return NGX_OK; | |
| 3519 } | |
| 3520 | |
| 3521 | |
| 3522 static ngx_int_t | |
| 3523 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3524 ngx_uint_t offset) | |
| 3525 { | |
| 3526 u_char *p; | |
| 3527 ngx_int_t rc; | |
| 3528 ngx_table_elt_t *ho; | |
| 3529 | |
| 3530 ho = ngx_list_push(&r->headers_out.headers); | |
| 3531 if (ho == NULL) { | |
| 3532 return NGX_ERROR; | |
| 3533 } | |
| 3534 | |
| 3535 *ho = *h; | |
| 3536 | |
| 3537 if (r->upstream->rewrite_redirect) { | |
| 3538 | |
| 1549 | 3539 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
| 509 | 3540 |
| 3541 if (p) { | |
| 3542 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
| 3543 | |
| 3544 } else { | |
| 3545 return NGX_OK; | |
| 3546 } | |
| 3547 | |
| 529 | 3548 if (rc == NGX_DECLINED) { |
| 3549 return NGX_OK; | |
| 3550 } | |
| 3551 | |
| 509 | 3552 if (rc == NGX_OK) { |
| 1654 | 3553 r->headers_out.refresh = ho; |
| 3554 | |
| 509 | 3555 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 3556 "rewritten refresh: \"%V\"", &ho->value); | |
| 3557 } | |
| 3558 | |
| 3559 return rc; | |
| 3560 } | |
| 3561 | |
| 1654 | 3562 r->headers_out.refresh = ho; |
| 3563 | |
| 509 | 3564 return NGX_OK; |
| 3565 } | |
| 3566 | |
| 3567 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3568 static ngx_int_t |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3569 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
|
3570 ngx_table_elt_t *h, ngx_uint_t offset) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3571 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3572 ngx_table_elt_t *ho; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3573 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3574 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3575 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3576 if (r->cached) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3577 r->allow_ranges = 1; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3578 return NGX_OK; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3579 |
|
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 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3582 #endif |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3583 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3584 ho = ngx_list_push(&r->headers_out.headers); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3585 if (ho == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3586 return NGX_ERROR; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3587 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3588 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3589 *ho = *h; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3590 |
|
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3591 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
|
3592 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3593 return NGX_OK; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3594 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3595 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3596 |
| 509 | 3597 #if (NGX_HTTP_GZIP) |
| 3598 | |
| 3599 static ngx_int_t | |
| 3600 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
| 3601 ngx_table_elt_t *h, ngx_uint_t offset) | |
| 3602 { | |
| 3603 ngx_table_elt_t *ho; | |
| 3604 | |
| 3605 ho = ngx_list_push(&r->headers_out.headers); | |
| 3606 if (ho == NULL) { | |
| 3607 return NGX_ERROR; | |
| 3608 } | |
| 3609 | |
| 3610 *ho = *h; | |
| 3611 | |
| 3612 r->headers_out.content_encoding = ho; | |
| 3613 | |
| 3614 return NGX_OK; | |
| 3615 } | |
| 3616 | |
| 3617 #endif | |
| 3618 | |
| 3619 | |
| 487 | 3620 static ngx_int_t |
| 573 | 3621 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
| 479 | 3622 { |
| 880 | 3623 ngx_http_variable_t *var, *v; |
| 479 | 3624 |
| 573 | 3625 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
| 3626 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
| 3627 if (var == NULL) { | |
| 3628 return NGX_ERROR; | |
| 3629 } | |
| 3630 | |
| 637 | 3631 var->get_handler = v->get_handler; |
| 573 | 3632 var->data = v->data; |
| 3633 } | |
| 3634 | |
| 479 | 3635 return NGX_OK; |
| 3636 } | |
| 509 | 3637 |
| 3638 | |
| 573 | 3639 static ngx_int_t |
| 1181 | 3640 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
| 3641 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3642 { | |
| 3643 u_char *p; | |
| 3644 size_t len; | |
| 3645 ngx_uint_t i; | |
| 3646 ngx_http_upstream_state_t *state; | |
| 3647 | |
| 3648 v->valid = 1; | |
| 1565 | 3649 v->no_cacheable = 0; |
| 1181 | 3650 v->not_found = 0; |
| 3651 | |
| 3652 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
| 3653 v->not_found = 1; | |
| 3654 return NGX_OK; | |
| 3655 } | |
| 3656 | |
| 3657 len = 0; | |
| 3658 state = r->upstream_states->elts; | |
| 3659 | |
| 3660 for (i = 0; i < r->upstream_states->nelts; i++) { | |
| 3661 if (state[i].peer) { | |
| 3662 len += state[i].peer->len + 2; | |
| 3663 | |
| 3664 } else { | |
| 3665 len += 3; | |
| 3666 } | |
| 3667 } | |
| 3668 | |
| 2049 | 3669 p = ngx_pnalloc(r->pool, len); |
| 1181 | 3670 if (p == NULL) { |
| 3671 return NGX_ERROR; | |
| 3672 } | |
| 3673 | |
| 3674 v->data = p; | |
| 3675 | |
| 3676 i = 0; | |
| 3677 | |
| 3678 for ( ;; ) { | |
| 3679 if (state[i].peer) { | |
| 3680 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
| 3681 } | |
| 3682 | |
| 3683 if (++i == r->upstream_states->nelts) { | |
| 3684 break; | |
| 3685 } | |
| 3686 | |
| 3687 if (state[i].peer) { | |
| 3688 *p++ = ','; | |
| 3689 *p++ = ' '; | |
| 3690 | |
| 3691 } else { | |
| 3692 *p++ = ' '; | |
| 3693 *p++ = ':'; | |
| 3694 *p++ = ' '; | |
| 3695 | |
| 3696 if (++i == r->upstream_states->nelts) { | |
| 3697 break; | |
| 3698 } | |
| 3699 | |
| 3700 continue; | |
| 3701 } | |
| 3702 } | |
| 3703 | |
| 3704 v->len = p - v->data; | |
| 3705 | |
| 3706 return NGX_OK; | |
| 3707 } | |
| 3708 | |
| 3709 | |
| 3710 static ngx_int_t | |
| 573 | 3711 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
| 3712 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3713 { | |
| 3714 u_char *p; | |
| 3715 size_t len; | |
| 3716 ngx_uint_t i; | |
| 3717 ngx_http_upstream_state_t *state; | |
| 3718 | |
| 3719 v->valid = 1; | |
| 1565 | 3720 v->no_cacheable = 0; |
| 573 | 3721 v->not_found = 0; |
| 3722 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3723 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
| 573 | 3724 v->not_found = 1; |
| 3725 return NGX_OK; | |
| 3726 } | |
| 3727 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3728 len = r->upstream_states->nelts * (3 + 2); |
| 573 | 3729 |
| 2049 | 3730 p = ngx_pnalloc(r->pool, len); |
| 573 | 3731 if (p == NULL) { |
| 3732 return NGX_ERROR; | |
| 3733 } | |
| 3734 | |
| 3735 v->data = p; | |
| 3736 | |
| 3737 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
|
3738 state = r->upstream_states->elts; |
| 573 | 3739 |
| 3740 for ( ;; ) { | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3741 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
|
3742 p = ngx_sprintf(p, "%ui", state[i].status); |
| 573 | 3743 |
| 3744 } else { | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3745 *p++ = '-'; |
| 573 | 3746 } |
| 3747 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3748 if (++i == r->upstream_states->nelts) { |
| 573 | 3749 break; |
| 3750 } | |
| 3751 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3752 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
|
3753 *p++ = ','; |
|
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 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3756 } else { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3757 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3758 *p++ = ':'; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3759 *p++ = ' '; |
|
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 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
|
3762 break; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3763 } |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3764 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3765 continue; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3766 } |
| 573 | 3767 } |
| 3768 | |
| 3769 v->len = p - v->data; | |
| 3770 | |
| 3771 return NGX_OK; | |
| 3772 } | |
| 3773 | |
| 3774 | |
| 3775 static ngx_int_t | |
| 3776 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
| 3777 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3778 { | |
| 3779 u_char *p; | |
| 3780 size_t len; | |
| 3781 ngx_uint_t i; | |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3782 ngx_msec_int_t ms; |
| 573 | 3783 ngx_http_upstream_state_t *state; |
| 3784 | |
| 3785 v->valid = 1; | |
| 1565 | 3786 v->no_cacheable = 0; |
| 573 | 3787 v->not_found = 0; |
| 3788 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3789 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
| 573 | 3790 v->not_found = 1; |
| 3791 return NGX_OK; | |
| 3792 } | |
| 3793 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3794 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
| 573 | 3795 |
| 2049 | 3796 p = ngx_pnalloc(r->pool, len); |
| 573 | 3797 if (p == NULL) { |
| 3798 return NGX_ERROR; | |
| 3799 } | |
| 3800 | |
| 3801 v->data = p; | |
| 3802 | |
| 3803 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
|
3804 state = r->upstream_states->elts; |
| 573 | 3805 |
| 3806 for ( ;; ) { | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3807 if (state[i].status) { |
| 1640 | 3808 ms = (ngx_msec_int_t) |
| 3809 (state[i].response_sec * 1000 + state[i].response_msec); | |
| 3515 | 3810 ms = ngx_max(ms, 0); |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3811 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
|
3812 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3813 } else { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3814 *p++ = '-'; |
| 573 | 3815 } |
| 3816 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3817 if (++i == r->upstream_states->nelts) { |
| 573 | 3818 break; |
| 3819 } | |
| 3820 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3821 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
|
3822 *p++ = ','; |
|
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 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3825 } else { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3826 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3827 *p++ = ':'; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3828 *p++ = ' '; |
|
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 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
|
3831 break; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3832 } |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3833 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3834 continue; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3835 } |
| 573 | 3836 } |
| 3837 | |
| 3838 v->len = p - v->data; | |
| 3839 | |
| 3840 return NGX_OK; | |
| 3841 } | |
| 3842 | |
| 3843 | |
| 2402 | 3844 static ngx_int_t |
| 3845 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
| 3846 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3847 { | |
| 3848 u_char *p; | |
| 3849 size_t len; | |
| 3850 ngx_uint_t i; | |
| 3851 ngx_http_upstream_state_t *state; | |
| 3852 | |
| 3853 v->valid = 1; | |
| 3854 v->no_cacheable = 0; | |
| 3855 v->not_found = 0; | |
| 3856 | |
| 3857 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
| 3858 v->not_found = 1; | |
| 3859 return NGX_OK; | |
| 3860 } | |
| 3861 | |
| 3862 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
| 3863 | |
| 3864 p = ngx_pnalloc(r->pool, len); | |
| 3865 if (p == NULL) { | |
| 3866 return NGX_ERROR; | |
| 3867 } | |
| 3868 | |
| 3869 v->data = p; | |
| 3870 | |
| 3871 i = 0; | |
| 3872 state = r->upstream_states->elts; | |
| 3873 | |
| 3874 for ( ;; ) { | |
| 3875 p = ngx_sprintf(p, "%O", state[i].response_length); | |
| 3876 | |
| 3877 if (++i == r->upstream_states->nelts) { | |
| 3878 break; | |
| 3879 } | |
| 3880 | |
| 3881 if (state[i].peer) { | |
| 3882 *p++ = ','; | |
| 3883 *p++ = ' '; | |
| 3884 | |
| 3885 } else { | |
| 3886 *p++ = ' '; | |
| 3887 *p++ = ':'; | |
| 3888 *p++ = ' '; | |
| 3889 | |
| 3890 if (++i == r->upstream_states->nelts) { | |
| 3891 break; | |
| 3892 } | |
| 3893 | |
| 3894 continue; | |
| 3895 } | |
| 3896 } | |
| 3897 | |
| 3898 v->len = p - v->data; | |
| 3899 | |
| 3900 return NGX_OK; | |
| 3901 } | |
| 3902 | |
| 3903 | |
| 1162 | 3904 ngx_int_t |
| 3905 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
| 3906 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3907 { | |
| 3908 if (r->upstream == NULL) { | |
| 3909 v->not_found = 1; | |
| 3910 return NGX_OK; | |
| 3911 } | |
| 3912 | |
| 3913 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
| 3914 &r->upstream->headers_in.headers.part, | |
| 3915 sizeof("upstream_http_") - 1); | |
| 3916 } | |
| 3917 | |
| 3918 | |
| 2952 | 3919 #if (NGX_HTTP_CACHE) |
| 3920 | |
| 3921 ngx_int_t | |
| 3922 ngx_http_upstream_cache_status(ngx_http_request_t *r, | |
| 3923 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3924 { | |
| 3925 ngx_uint_t n; | |
| 3926 | |
| 3927 if (r->upstream == NULL || r->upstream->cache_status == 0) { | |
| 3928 v->not_found = 1; | |
| 3929 return NGX_OK; | |
| 3930 } | |
| 3931 | |
| 3932 n = r->upstream->cache_status - 1; | |
| 3933 | |
| 3934 v->valid = 1; | |
| 3935 v->no_cacheable = 0; | |
| 3936 v->not_found = 0; | |
| 3937 v->len = ngx_http_cache_status[n].len; | |
| 3938 v->data = ngx_http_cache_status[n].data; | |
| 3939 | |
| 3940 return NGX_OK; | |
| 3941 } | |
| 3942 | |
| 3943 #endif | |
| 3944 | |
| 3945 | |
| 651 | 3946 static char * |
| 3947 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
| 3948 { | |
| 884 | 3949 char *rv; |
| 3950 void *mconf; | |
| 3951 ngx_str_t *value; | |
| 3952 ngx_url_t u; | |
| 3953 ngx_uint_t m; | |
| 3954 ngx_conf_t pcf; | |
| 3955 ngx_http_module_t *module; | |
| 3956 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
| 3957 ngx_http_upstream_srv_conf_t *uscf; | |
| 3958 | |
| 3959 ngx_memzero(&u, sizeof(ngx_url_t)); | |
| 3960 | |
| 3961 value = cf->args->elts; | |
| 3962 u.host = value[1]; | |
| 3963 u.no_resolve = 1; | |
| 3964 | |
| 3965 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
| 3966 |NGX_HTTP_UPSTREAM_WEIGHT | |
| 3967 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
| 3968 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
| 3969 |NGX_HTTP_UPSTREAM_DOWN | |
| 3970 |NGX_HTTP_UPSTREAM_BACKUP); | |
| 3971 if (uscf == NULL) { | |
| 3972 return NGX_CONF_ERROR; | |
| 3973 } | |
| 3974 | |
| 651 | 3975 |
| 3976 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
| 3977 if (ctx == NULL) { | |
| 3978 return NGX_CONF_ERROR; | |
| 3979 } | |
| 3980 | |
| 884 | 3981 http_ctx = cf->ctx; |
| 3982 ctx->main_conf = http_ctx->main_conf; | |
| 651 | 3983 |
| 3984 /* the upstream{}'s srv_conf */ | |
| 3985 | |
| 3986 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
| 3987 if (ctx->srv_conf == NULL) { | |
| 3988 return NGX_CONF_ERROR; | |
| 3989 } | |
| 3990 | |
| 3991 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
| 3992 | |
| 884 | 3993 uscf->srv_conf = ctx->srv_conf; |
| 3994 | |
| 651 | 3995 |
| 3996 /* the upstream{}'s loc_conf */ | |
| 3997 | |
| 3998 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
| 3999 if (ctx->loc_conf == NULL) { | |
| 4000 return NGX_CONF_ERROR; | |
| 4001 } | |
| 4002 | |
| 4003 for (m = 0; ngx_modules[m]; m++) { | |
| 4004 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
| 4005 continue; | |
| 4006 } | |
| 4007 | |
| 4008 module = ngx_modules[m]->ctx; | |
| 4009 | |
| 884 | 4010 if (module->create_srv_conf) { |
| 4011 mconf = module->create_srv_conf(cf); | |
| 4012 if (mconf == NULL) { | |
| 4013 return NGX_CONF_ERROR; | |
| 4014 } | |
| 4015 | |
| 4016 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
| 4017 } | |
| 4018 | |
| 651 | 4019 if (module->create_loc_conf) { |
| 4020 mconf = module->create_loc_conf(cf); | |
| 4021 if (mconf == NULL) { | |
| 4022 return NGX_CONF_ERROR; | |
| 4023 } | |
| 4024 | |
| 4025 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
| 4026 } | |
| 4027 } | |
| 4028 | |
| 4029 | |
| 4030 /* parse inside upstream{} */ | |
| 4031 | |
| 4032 pcf = *cf; | |
| 4033 cf->ctx = ctx; | |
| 4034 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
| 4035 | |
| 4036 rv = ngx_conf_parse(cf, NULL); | |
| 4037 | |
| 4038 *cf = pcf; | |
| 4039 | |
| 4040 if (rv != NGX_CONF_OK) { | |
| 4041 return rv; | |
| 4042 } | |
| 4043 | |
| 4044 if (uscf->servers == NULL) { | |
| 4045 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 4046 "no servers are inside upstream"); | |
| 4047 return NGX_CONF_ERROR; | |
| 4048 } | |
| 4049 | |
| 4050 return rv; | |
| 4051 } | |
| 4052 | |
| 4053 | |
| 4054 static char * | |
| 4055 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 4056 { | |
| 4057 ngx_http_upstream_srv_conf_t *uscf = conf; | |
| 4058 | |
| 884 | 4059 time_t fail_timeout; |
| 4060 ngx_str_t *value, s; | |
| 4061 ngx_url_t u; | |
| 4062 ngx_int_t weight, max_fails; | |
| 4063 ngx_uint_t i; | |
| 4064 ngx_http_upstream_server_t *us; | |
| 651 | 4065 |
| 4066 if (uscf->servers == NULL) { | |
| 884 | 4067 uscf->servers = ngx_array_create(cf->pool, 4, |
| 4068 sizeof(ngx_http_upstream_server_t)); | |
| 651 | 4069 if (uscf->servers == NULL) { |
| 4070 return NGX_CONF_ERROR; | |
| 4071 } | |
| 4072 } | |
| 4073 | |
| 884 | 4074 us = ngx_array_push(uscf->servers); |
| 4075 if (us == NULL) { | |
| 651 | 4076 return NGX_CONF_ERROR; |
| 4077 } | |
| 4078 | |
| 884 | 4079 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
| 4080 | |
| 651 | 4081 value = cf->args->elts; |
| 4082 | |
| 4083 ngx_memzero(&u, sizeof(ngx_url_t)); | |
| 4084 | |
| 4085 u.url = value[1]; | |
| 906 | 4086 u.default_port = 80; |
| 651 | 4087 |
|
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4088 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
| 651 | 4089 if (u.err) { |
| 4090 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 4091 "%s in upstream \"%V\"", u.err, &u.url); | |
| 4092 } | |
| 4093 | |
| 4094 return NGX_CONF_ERROR; | |
| 4095 } | |
| 4096 | |
| 663 | 4097 weight = 1; |
| 884 | 4098 max_fails = 1; |
| 4099 fail_timeout = 10; | |
| 4100 | |
| 4101 for (i = 2; i < cf->args->nelts; i++) { | |
| 4102 | |
| 4103 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
| 4104 | |
| 4105 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
| 4106 goto invalid; | |
| 4107 } | |
| 4108 | |
| 4109 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
| 663 | 4110 |
| 4111 if (weight == NGX_ERROR || weight == 0) { | |
| 4112 goto invalid; | |
| 4113 } | |
| 4114 | |
| 884 | 4115 continue; |
| 4116 } | |
| 4117 | |
| 4118 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
| 4119 | |
| 4120 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
| 4121 goto invalid; | |
| 4122 } | |
| 4123 | |
| 4124 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
| 4125 | |
| 4126 if (max_fails == NGX_ERROR) { | |
| 4127 goto invalid; | |
| 4128 } | |
| 4129 | |
| 4130 continue; | |
| 663 | 4131 } |
| 884 | 4132 |
| 4133 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
| 4134 | |
| 4135 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
| 4136 goto invalid; | |
| 4137 } | |
| 4138 | |
| 4139 s.len = value[i].len - 13; | |
| 4140 s.data = &value[i].data[13]; | |
| 4141 | |
| 4142 fail_timeout = ngx_parse_time(&s, 1); | |
| 4143 | |
| 1973 | 4144 if (fail_timeout == NGX_ERROR) { |
| 884 | 4145 goto invalid; |
| 4146 } | |
| 4147 | |
| 4148 continue; | |
| 4149 } | |
| 4150 | |
| 1378 | 4151 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
| 4152 | |
| 4153 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
| 4154 goto invalid; | |
| 4155 } | |
| 4156 | |
| 4157 us->backup = 1; | |
| 4158 | |
| 4159 continue; | |
| 4160 } | |
| 4161 | |
| 884 | 4162 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
| 4163 | |
| 4164 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
| 4165 goto invalid; | |
| 4166 } | |
| 4167 | |
| 4168 us->down = 1; | |
| 4169 | |
| 4170 continue; | |
| 4171 } | |
| 4172 | |
| 4173 goto invalid; | |
| 663 | 4174 } |
| 4175 | |
| 884 | 4176 us->addrs = u.addrs; |
| 4177 us->naddrs = u.naddrs; | |
| 4178 us->weight = weight; | |
| 4179 us->max_fails = max_fails; | |
| 4180 us->fail_timeout = fail_timeout; | |
| 651 | 4181 |
| 4182 return NGX_CONF_OK; | |
| 663 | 4183 |
| 4184 invalid: | |
| 4185 | |
| 884 | 4186 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 4187 "invalid parameter \"%V\"", &value[i]); | |
| 663 | 4188 |
| 4189 return NGX_CONF_ERROR; | |
| 651 | 4190 } |
| 4191 | |
| 4192 | |
| 4193 ngx_http_upstream_srv_conf_t * | |
| 884 | 4194 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
| 651 | 4195 { |
| 4196 ngx_uint_t i; | |
| 884 | 4197 ngx_http_upstream_server_t *us; |
| 651 | 4198 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
| 4199 ngx_http_upstream_main_conf_t *umcf; | |
| 4200 | |
| 884 | 4201 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
| 4202 | |
|
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4203 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
| 651 | 4204 if (u->err) { |
| 4205 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 4206 "%s in upstream \"%V\"", u->err, &u->url); | |
| 4207 } | |
| 4208 | |
| 4209 return NULL; | |
| 4210 } | |
| 4211 } | |
| 4212 | |
| 4213 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
| 4214 | |
| 4215 uscfp = umcf->upstreams.elts; | |
| 4216 | |
| 4217 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
| 906 | 4218 |
| 4219 if (uscfp[i]->host.len != u->host.len | |
| 884 | 4220 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
| 4221 != 0) | |
| 4222 { | |
| 651 | 4223 continue; |
| 4224 } | |
| 4225 | |
| 884 | 4226 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
| 4227 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
| 651 | 4228 { |
| 884 | 4229 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 4230 "duplicate upstream \"%V\"", &u->host); | |
| 4231 return NULL; | |
| 651 | 4232 } |
| 884 | 4233 |
| 906 | 4234 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
| 884 | 4235 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
| 906 | 4236 "upstream \"%V\" may not have port %d", |
| 4237 &u->host, u->port); | |
| 4238 return NULL; | |
| 4239 } | |
| 4240 | |
| 4241 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
| 4242 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
| 4243 "upstream \"%V\" may not have port %d in %s:%ui", | |
| 4244 &u->host, uscfp[i]->port, | |
|
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4245 uscfp[i]->file_name, uscfp[i]->line); |
| 906 | 4246 return NULL; |
| 4247 } | |
| 4248 | |
| 4249 if (uscfp[i]->port != u->port) { | |
| 4250 continue; | |
| 884 | 4251 } |
| 4252 | |
| 1340 | 4253 if (uscfp[i]->default_port && u->default_port |
| 4254 && uscfp[i]->default_port != u->default_port) | |
| 4255 { | |
| 4256 continue; | |
| 4257 } | |
| 4258 | |
| 884 | 4259 return uscfp[i]; |
| 651 | 4260 } |
| 4261 | |
| 4262 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
| 4263 if (uscf == NULL) { | |
| 4264 return NULL; | |
| 4265 } | |
| 4266 | |
| 884 | 4267 uscf->flags = flags; |
| 651 | 4268 uscf->host = u->host; |
|
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4269 uscf->file_name = cf->conf_file->file.name.data; |
| 651 | 4270 uscf->line = cf->conf_file->line; |
| 906 | 4271 uscf->port = u->port; |
| 4272 uscf->default_port = u->default_port; | |
| 884 | 4273 |
| 4274 if (u->naddrs == 1) { | |
| 4275 uscf->servers = ngx_array_create(cf->pool, 1, | |
| 4276 sizeof(ngx_http_upstream_server_t)); | |
| 4277 if (uscf->servers == NULL) { | |
| 4278 return NGX_CONF_ERROR; | |
| 4279 } | |
| 4280 | |
| 4281 us = ngx_array_push(uscf->servers); | |
| 4282 if (us == NULL) { | |
| 4283 return NGX_CONF_ERROR; | |
| 4284 } | |
| 4285 | |
| 4286 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
| 4287 | |
| 4288 us->addrs = u->addrs; | |
| 4289 us->naddrs = u->naddrs; | |
| 4290 } | |
| 651 | 4291 |
| 4292 uscfp = ngx_array_push(&umcf->upstreams); | |
| 4293 if (uscfp == NULL) { | |
| 4294 return NULL; | |
| 4295 } | |
| 4296 | |
| 4297 *uscfp = uscf; | |
| 4298 | |
| 4299 return uscf; | |
| 4300 } | |
| 4301 | |
| 4302 | |
|
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4303 char * |
| 3399 | 4304 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
|
4305 void *conf) |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4306 { |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4307 char *p = conf; |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4308 |
|
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4309 ngx_int_t rc; |
|
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4310 ngx_str_t *value; |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4311 ngx_addr_t **paddr; |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4312 |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4313 paddr = (ngx_addr_t **) (p + cmd->offset); |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4314 |
|
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4315 *paddr = ngx_palloc(cf->pool, sizeof(ngx_addr_t)); |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4316 if (*paddr == NULL) { |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4317 return NGX_CONF_ERROR; |
|
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4318 } |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4319 |
|
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4320 value = cf->args->elts; |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4321 |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4322 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
|
4323 |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4324 switch (rc) { |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4325 case NGX_OK: |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4326 (*paddr)->name = value[1]; |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4327 return NGX_CONF_OK; |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4328 |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4329 case NGX_DECLINED: |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4330 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4331 "invalid address \"%V\"", &value[1]); |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4332 default: |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4333 return NGX_CONF_ERROR; |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4334 } |
|
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4335 } |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4336 |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4337 |
|
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4338 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
|
4339 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
|
4340 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
|
4341 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
|
4342 { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4343 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
|
4344 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
|
4345 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
|
4346 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
|
4347 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4348 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
|
4349 && 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
|
4350 { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4351 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
|
4352 |
|
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4353 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
|
4354 #if (NGX_HTTP_CACHE) |
|
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4355 && ((conf->cache == NULL) == (prev->cache == NULL)) |
|
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4356 #endif |
|
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4357 ) |
|
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4358 { |
|
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4359 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
|
4360 } |
|
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 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
|
4363 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
|
4364 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4365 } else { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4366 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
|
4367 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
|
4368 } |
|
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 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
|
4371 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
|
4372 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4373 } |
|
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 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
|
4376 != NGX_OK) |
|
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 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
|
4379 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4380 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4381 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
|
4382 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
|
4383 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
|
4384 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
|
4385 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4386 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4387 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
|
4388 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
|
4389 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
|
4390 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4391 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4392 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
|
4393 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4394 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
|
4395 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4396 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
|
4397 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4398 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
|
4399 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4400 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
|
4401 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
|
4402 goto exist; |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4403 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4404 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4405 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4406 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
|
4407 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
|
4408 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
|
4409 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4410 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4411 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
|
4412 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
|
4413 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
|
4414 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4415 exist: |
|
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 continue; |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4418 } |
|
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 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4421 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
|
4422 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4423 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
|
4424 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
|
4425 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4426 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
|
4427 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
|
4428 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4429 if (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
|
4430 continue; |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4431 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4432 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4433 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
|
4434 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
|
4435 break; |
|
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 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4439 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4440 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4441 hash->hash = &conf->hide_headers_hash; |
|
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4442 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
|
4443 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
|
4444 hash->temp_pool = NULL; |
|
1706
9242e21d2f8d
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4445 |
|
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4446 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
|
4447 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4448 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4449 |
| 509 | 4450 static void * |
| 4451 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
| 4452 { | |
| 4453 ngx_http_upstream_main_conf_t *umcf; | |
| 4454 | |
| 4455 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
| 4456 if (umcf == NULL) { | |
| 4457 return NULL; | |
| 4458 } | |
| 4459 | |
| 651 | 4460 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
| 4461 sizeof(ngx_http_upstream_srv_conf_t *)) | |
| 4462 != NGX_OK) | |
| 4463 { | |
|
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4464 return NULL; |
| 651 | 4465 } |
| 4466 | |
| 509 | 4467 return umcf; |
| 4468 } | |
| 4469 | |
| 4470 | |
| 4471 static char * | |
| 651 | 4472 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
| 509 | 4473 { |
| 4474 ngx_http_upstream_main_conf_t *umcf = conf; | |
| 4475 | |
| 651 | 4476 ngx_uint_t i; |
| 4477 ngx_array_t headers_in; | |
| 4478 ngx_hash_key_t *hk; | |
| 4479 ngx_hash_init_t hash; | |
| 884 | 4480 ngx_http_upstream_init_pt init; |
| 651 | 4481 ngx_http_upstream_header_t *header; |
| 4482 ngx_http_upstream_srv_conf_t **uscfp; | |
| 4483 | |
| 4484 uscfp = umcf->upstreams.elts; | |
| 4485 | |
| 4486 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
| 884 | 4487 |
| 4488 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
| 4489 ngx_http_upstream_init_round_robin; | |
| 4490 | |
| 4491 if (init(cf, uscfp[i]) != NGX_OK) { | |
| 651 | 4492 return NGX_CONF_ERROR; |
| 4493 } | |
| 4494 } | |
| 649 | 4495 |
| 663 | 4496 |
| 884 | 4497 /* upstream_headers_in_hash */ |
| 4498 | |
| 649 | 4499 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
| 4500 != NGX_OK) | |
| 509 | 4501 { |
| 4502 return NGX_CONF_ERROR; | |
| 4503 } | |
| 4504 | |
| 649 | 4505 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
| 4506 hk = ngx_array_push(&headers_in); | |
| 4507 if (hk == NULL) { | |
| 4508 return NGX_CONF_ERROR; | |
| 4509 } | |
| 4510 | |
| 4511 hk->key = header->name; | |
| 4512 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
| 4513 hk->value = header; | |
| 4514 } | |
| 4515 | |
| 4516 hash.hash = &umcf->headers_in_hash; | |
| 4517 hash.key = ngx_hash_key_lc; | |
| 4518 hash.max_size = 512; | |
|
751
bae59a740c40
align hash bucket size to cache line
Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4519 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
| 649 | 4520 hash.name = "upstream_headers_in_hash"; |
| 4521 hash.pool = cf->pool; | |
| 4522 hash.temp_pool = NULL; | |
| 4523 | |
| 4524 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
| 4525 return NGX_CONF_ERROR; | |
| 4526 } | |
| 509 | 4527 |
| 4528 return NGX_CONF_OK; | |
| 4529 } |