Mercurial > hg > nginx
annotate src/http/ngx_http_upstream.c @ 3940:22f3e9197096
revert r3935 and fix "stalled cache updating" alert
by freeing cache at upstream finalize phase
patch by Maxim Dounin
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Tue, 28 Jun 2011 13:26:08 +0000 |
| parents | b4b7bb829fe2 |
| children | f1f194ceab16 |
| rev | line source |
|---|---|
| 479 | 1 |
| 2 /* | |
| 3 * Copyright (C) Igor Sysoev | |
| 4 */ | |
| 5 | |
| 6 | |
| 7 #include <ngx_config.h> | |
| 8 #include <ngx_core.h> | |
| 9 #include <ngx_http.h> | |
| 10 | |
| 11 | |
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12 #if (NGX_HTTP_CACHE) |
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13 static ngx_int_t ngx_http_upstream_cache(ngx_http_request_t *r, |
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14 ngx_http_upstream_t *u); |
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15 static ngx_int_t ngx_http_upstream_cache_send(ngx_http_request_t *r, |
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16 ngx_http_upstream_t *u); |
| 2952 | 17 static ngx_int_t ngx_http_upstream_cache_status(ngx_http_request_t *r, |
| 18 ngx_http_variable_value_t *v, uintptr_t data); | |
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19 #endif |
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20 |
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21 static void ngx_http_upstream_init_request(ngx_http_request_t *r); |
| 1658 | 22 static void ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx); |
| 509 | 23 static void ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r); |
| 24 static void ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r); | |
| 25 static void ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
| 26 ngx_event_t *ev); | |
| 479 | 27 static void ngx_http_upstream_connect(ngx_http_request_t *r, |
| 487 | 28 ngx_http_upstream_t *u); |
| 509 | 29 static ngx_int_t ngx_http_upstream_reinit(ngx_http_request_t *r, |
| 487 | 30 ngx_http_upstream_t *u); |
| 479 | 31 static void ngx_http_upstream_send_request(ngx_http_request_t *r, |
| 487 | 32 ngx_http_upstream_t *u); |
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33 static void ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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34 ngx_http_upstream_t *u); |
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35 static void ngx_http_upstream_process_header(ngx_http_request_t *r, |
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36 ngx_http_upstream_t *u); |
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37 static ngx_int_t ngx_http_upstream_test_next(ngx_http_request_t *r, |
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38 ngx_http_upstream_t *u); |
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39 static ngx_int_t ngx_http_upstream_intercept_errors(ngx_http_request_t *r, |
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40 ngx_http_upstream_t *u); |
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41 static ngx_int_t ngx_http_upstream_test_connect(ngx_connection_t *c); |
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42 static ngx_int_t ngx_http_upstream_process_headers(ngx_http_request_t *r, |
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43 ngx_http_upstream_t *u); |
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44 static void ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
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45 ngx_http_upstream_t *u); |
| 479 | 46 static void ngx_http_upstream_send_response(ngx_http_request_t *r, |
| 487 | 47 ngx_http_upstream_t *u); |
| 581 | 48 static void |
| 49 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r); | |
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50 static void |
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51 ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, |
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52 ngx_http_upstream_t *u); |
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53 static void |
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54 ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, |
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55 ngx_uint_t do_write); |
| 581 | 56 static ngx_int_t ngx_http_upstream_non_buffered_filter_init(void *data); |
| 57 static ngx_int_t ngx_http_upstream_non_buffered_filter(void *data, | |
| 58 ssize_t bytes); | |
| 509 | 59 static void ngx_http_upstream_process_downstream(ngx_http_request_t *r); |
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60 static void ngx_http_upstream_process_upstream(ngx_http_request_t *r, |
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61 ngx_http_upstream_t *u); |
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62 static void ngx_http_upstream_process_request(ngx_http_request_t *r); |
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63 static void ngx_http_upstream_store(ngx_http_request_t *r, |
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64 ngx_http_upstream_t *u); |
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65 static void ngx_http_upstream_dummy_handler(ngx_http_request_t *r, |
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66 ngx_http_upstream_t *u); |
| 479 | 67 static void ngx_http_upstream_next(ngx_http_request_t *r, |
| 487 | 68 ngx_http_upstream_t *u, ngx_uint_t ft_type); |
| 569 | 69 static void ngx_http_upstream_cleanup(void *data); |
| 479 | 70 static void ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
| 487 | 71 ngx_http_upstream_t *u, ngx_int_t rc); |
| 479 | 72 |
| 509 | 73 static ngx_int_t ngx_http_upstream_process_header_line(ngx_http_request_t *r, |
| 74 ngx_table_elt_t *h, ngx_uint_t offset); | |
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75 static ngx_int_t ngx_http_upstream_process_set_cookie(ngx_http_request_t *r, |
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76 ngx_table_elt_t *h, ngx_uint_t offset); |
| 509 | 77 static ngx_int_t |
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78 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
| 509 | 79 ngx_table_elt_t *h, ngx_uint_t offset); |
| 80 static ngx_int_t ngx_http_upstream_ignore_header_line(ngx_http_request_t *r, | |
| 81 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 2666 | 82 static ngx_int_t ngx_http_upstream_process_expires(ngx_http_request_t *r, |
| 83 ngx_table_elt_t *h, ngx_uint_t offset); | |
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84 static ngx_int_t ngx_http_upstream_process_accel_expires(ngx_http_request_t *r, |
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85 ngx_table_elt_t *h, ngx_uint_t offset); |
| 527 | 86 static ngx_int_t ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, |
| 87 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 649 | 88 static ngx_int_t ngx_http_upstream_process_buffering(ngx_http_request_t *r, |
| 509 | 89 ngx_table_elt_t *h, ngx_uint_t offset); |
| 657 | 90 static ngx_int_t ngx_http_upstream_process_charset(ngx_http_request_t *r, |
| 91 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 649 | 92 static ngx_int_t ngx_http_upstream_copy_header_line(ngx_http_request_t *r, |
| 509 | 93 ngx_table_elt_t *h, ngx_uint_t offset); |
| 94 static ngx_int_t | |
| 95 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
| 96 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 97 static ngx_int_t ngx_http_upstream_copy_content_type(ngx_http_request_t *r, | |
| 98 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 99 static ngx_int_t ngx_http_upstream_copy_content_length(ngx_http_request_t *r, | |
| 100 ngx_table_elt_t *h, ngx_uint_t offset); | |
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101 static ngx_int_t ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, |
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102 ngx_table_elt_t *h, ngx_uint_t offset); |
| 509 | 103 static ngx_int_t ngx_http_upstream_rewrite_location(ngx_http_request_t *r, |
| 104 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 105 static ngx_int_t ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, | |
| 106 ngx_table_elt_t *h, ngx_uint_t offset); | |
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107 static ngx_int_t ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, |
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108 ngx_table_elt_t *h, ngx_uint_t offset); |
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109 |
| 509 | 110 #if (NGX_HTTP_GZIP) |
| 111 static ngx_int_t ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
| 112 ngx_table_elt_t *h, ngx_uint_t offset); | |
| 113 #endif | |
| 114 | |
| 573 | 115 static ngx_int_t ngx_http_upstream_add_variables(ngx_conf_t *cf); |
| 1181 | 116 static ngx_int_t ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
| 117 ngx_http_variable_value_t *v, uintptr_t data); | |
| 573 | 118 static ngx_int_t ngx_http_upstream_status_variable(ngx_http_request_t *r, |
| 119 ngx_http_variable_value_t *v, uintptr_t data); | |
| 120 static ngx_int_t ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
| 121 ngx_http_variable_value_t *v, uintptr_t data); | |
| 2402 | 122 static ngx_int_t ngx_http_upstream_response_length_variable( |
| 123 ngx_http_request_t *r, ngx_http_variable_value_t *v, uintptr_t data); | |
| 573 | 124 |
| 651 | 125 static char *ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy); |
| 126 static char *ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 127 void *conf); | |
| 128 | |
| 509 | 129 static void *ngx_http_upstream_create_main_conf(ngx_conf_t *cf); |
| 651 | 130 static char *ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf); |
| 509 | 131 |
| 577 | 132 #if (NGX_HTTP_SSL) |
| 591 | 133 static void ngx_http_upstream_ssl_init_connection(ngx_http_request_t *, |
| 134 ngx_http_upstream_t *u, ngx_connection_t *c); | |
| 577 | 135 static void ngx_http_upstream_ssl_handshake(ngx_connection_t *c); |
| 136 #endif | |
| 137 | |
| 509 | 138 |
| 139 ngx_http_upstream_header_t ngx_http_upstream_headers_in[] = { | |
| 140 | |
| 141 { ngx_string("Status"), | |
| 142 ngx_http_upstream_process_header_line, | |
| 143 offsetof(ngx_http_upstream_headers_in_t, status), | |
| 649 | 144 ngx_http_upstream_copy_header_line, 0, 0 }, |
| 509 | 145 |
| 146 { ngx_string("Content-Type"), | |
| 147 ngx_http_upstream_process_header_line, | |
| 148 offsetof(ngx_http_upstream_headers_in_t, content_type), | |
| 673 | 149 ngx_http_upstream_copy_content_type, 0, 1 }, |
| 509 | 150 |
| 151 { ngx_string("Content-Length"), | |
| 152 ngx_http_upstream_process_header_line, | |
| 153 offsetof(ngx_http_upstream_headers_in_t, content_length), | |
| 515 | 154 ngx_http_upstream_copy_content_length, 0, 0 }, |
| 509 | 155 |
| 156 { ngx_string("Date"), | |
| 157 ngx_http_upstream_process_header_line, | |
| 158 offsetof(ngx_http_upstream_headers_in_t, date), | |
| 649 | 159 ngx_http_upstream_copy_header_line, |
| 160 offsetof(ngx_http_headers_out_t, date), 0 }, | |
| 509 | 161 |
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162 { ngx_string("Last-Modified"), |
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163 ngx_http_upstream_process_header_line, |
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164 offsetof(ngx_http_upstream_headers_in_t, last_modified), |
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165 ngx_http_upstream_copy_last_modified, 0, 0 }, |
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166 |
| 3037 | 167 { ngx_string("ETag"), |
| 168 ngx_http_upstream_process_header_line, | |
| 169 offsetof(ngx_http_upstream_headers_in_t, etag), | |
| 170 ngx_http_upstream_copy_header_line, | |
| 171 offsetof(ngx_http_headers_out_t, etag), 0 }, | |
| 172 | |
| 509 | 173 { ngx_string("Server"), |
| 174 ngx_http_upstream_process_header_line, | |
| 175 offsetof(ngx_http_upstream_headers_in_t, server), | |
| 649 | 176 ngx_http_upstream_copy_header_line, |
| 177 offsetof(ngx_http_headers_out_t, server), 0 }, | |
| 509 | 178 |
| 529 | 179 { ngx_string("WWW-Authenticate"), |
| 180 ngx_http_upstream_process_header_line, | |
| 181 offsetof(ngx_http_upstream_headers_in_t, www_authenticate), | |
| 182 ngx_http_upstream_copy_header_line, 0, 0 }, | |
| 183 | |
| 509 | 184 { ngx_string("Location"), |
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185 ngx_http_upstream_process_header_line, |
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186 offsetof(ngx_http_upstream_headers_in_t, location), |
| 515 | 187 ngx_http_upstream_rewrite_location, 0, 0 }, |
| 509 | 188 |
| 189 { ngx_string("Refresh"), | |
| 190 ngx_http_upstream_ignore_header_line, 0, | |
| 515 | 191 ngx_http_upstream_rewrite_refresh, 0, 0 }, |
| 192 | |
| 193 { ngx_string("Set-Cookie"), | |
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194 ngx_http_upstream_process_set_cookie, 0, |
| 531 | 195 ngx_http_upstream_copy_header_line, 0, 1 }, |
| 196 | |
| 197 { ngx_string("Content-Disposition"), | |
| 198 ngx_http_upstream_ignore_header_line, 0, | |
| 199 ngx_http_upstream_copy_header_line, 0, 1 }, | |
| 509 | 200 |
| 201 { ngx_string("Cache-Control"), | |
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202 ngx_http_upstream_process_cache_control, 0, |
| 509 | 203 ngx_http_upstream_copy_multi_header_lines, |
| 515 | 204 offsetof(ngx_http_headers_out_t, cache_control), 1 }, |
| 509 | 205 |
| 573 | 206 { ngx_string("Expires"), |
| 2666 | 207 ngx_http_upstream_process_expires, 0, |
| 573 | 208 ngx_http_upstream_copy_header_line, |
| 209 offsetof(ngx_http_headers_out_t, expires), 1 }, | |
| 210 | |
| 577 | 211 { ngx_string("Accept-Ranges"), |
| 212 ngx_http_upstream_process_header_line, | |
| 213 offsetof(ngx_http_upstream_headers_in_t, accept_ranges), | |
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214 ngx_http_upstream_copy_allow_ranges, |
| 577 | 215 offsetof(ngx_http_headers_out_t, accept_ranges), 1 }, |
| 216 | |
| 509 | 217 { ngx_string("Connection"), |
| 218 ngx_http_upstream_ignore_header_line, 0, | |
| 515 | 219 ngx_http_upstream_ignore_header_line, 0, 0 }, |
| 509 | 220 |
| 641 | 221 { ngx_string("Keep-Alive"), |
| 222 ngx_http_upstream_ignore_header_line, 0, | |
| 223 ngx_http_upstream_ignore_header_line, 0, 0 }, | |
| 224 | |
| 509 | 225 { ngx_string("X-Powered-By"), |
| 226 ngx_http_upstream_ignore_header_line, 0, | |
| 649 | 227 ngx_http_upstream_copy_header_line, 0, 0 }, |
| 509 | 228 |
| 229 { ngx_string("X-Accel-Expires"), | |
| 2664 | 230 ngx_http_upstream_process_accel_expires, 0, |
| 649 | 231 ngx_http_upstream_copy_header_line, 0, 0 }, |
| 515 | 232 |
| 233 { ngx_string("X-Accel-Redirect"), | |
| 234 ngx_http_upstream_process_header_line, | |
| 235 offsetof(ngx_http_upstream_headers_in_t, x_accel_redirect), | |
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236 ngx_http_upstream_copy_header_line, 0, 0 }, |
| 509 | 237 |
| 527 | 238 { ngx_string("X-Accel-Limit-Rate"), |
| 239 ngx_http_upstream_process_limit_rate, 0, | |
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240 ngx_http_upstream_copy_header_line, 0, 0 }, |
| 527 | 241 |
| 649 | 242 { ngx_string("X-Accel-Buffering"), |
| 243 ngx_http_upstream_process_buffering, 0, | |
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244 ngx_http_upstream_copy_header_line, 0, 0 }, |
| 649 | 245 |
| 657 | 246 { ngx_string("X-Accel-Charset"), |
| 247 ngx_http_upstream_process_charset, 0, | |
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248 ngx_http_upstream_copy_header_line, 0, 0 }, |
| 657 | 249 |
| 509 | 250 #if (NGX_HTTP_GZIP) |
| 251 { ngx_string("Content-Encoding"), | |
| 252 ngx_http_upstream_process_header_line, | |
| 253 offsetof(ngx_http_upstream_headers_in_t, content_encoding), | |
| 515 | 254 ngx_http_upstream_copy_content_encoding, 0, 0 }, |
| 509 | 255 #endif |
| 256 | |
| 515 | 257 { ngx_null_string, NULL, 0, NULL, 0, 0 } |
| 509 | 258 }; |
| 479 | 259 |
| 260 | |
| 651 | 261 static ngx_command_t ngx_http_upstream_commands[] = { |
| 262 | |
| 263 { ngx_string("upstream"), | |
| 264 NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1, | |
| 265 ngx_http_upstream, | |
| 266 0, | |
| 267 0, | |
| 268 NULL }, | |
| 269 | |
| 270 { ngx_string("server"), | |
| 884 | 271 NGX_HTTP_UPS_CONF|NGX_CONF_1MORE, |
| 651 | 272 ngx_http_upstream_server, |
| 273 NGX_HTTP_SRV_CONF_OFFSET, | |
| 274 0, | |
| 275 NULL }, | |
| 276 | |
| 277 ngx_null_command | |
| 278 }; | |
| 279 | |
| 280 | |
| 281 static ngx_http_module_t ngx_http_upstream_module_ctx = { | |
| 573 | 282 ngx_http_upstream_add_variables, /* preconfiguration */ |
| 509 | 283 NULL, /* postconfiguration */ |
| 284 | |
| 285 ngx_http_upstream_create_main_conf, /* create main configuration */ | |
| 651 | 286 ngx_http_upstream_init_main_conf, /* init main configuration */ |
| 479 | 287 |
| 288 NULL, /* create server configuration */ | |
| 289 NULL, /* merge server configuration */ | |
| 290 | |
| 291 NULL, /* create location configuration */ | |
| 292 NULL /* merge location configuration */ | |
| 293 }; | |
| 577 | 294 |
| 479 | 295 |
| 296 ngx_module_t ngx_http_upstream_module = { | |
| 509 | 297 NGX_MODULE_V1, |
| 479 | 298 &ngx_http_upstream_module_ctx, /* module context */ |
| 651 | 299 ngx_http_upstream_commands, /* module directives */ |
| 479 | 300 NGX_HTTP_MODULE, /* module type */ |
| 541 | 301 NULL, /* init master */ |
| 479 | 302 NULL, /* init module */ |
| 541 | 303 NULL, /* init process */ |
| 304 NULL, /* init thread */ | |
| 305 NULL, /* exit thread */ | |
| 306 NULL, /* exit process */ | |
| 307 NULL, /* exit master */ | |
| 308 NGX_MODULE_V1_PADDING | |
| 479 | 309 }; |
| 310 | |
| 311 | |
| 573 | 312 static ngx_http_variable_t ngx_http_upstream_vars[] = { |
| 313 | |
| 1181 | 314 { ngx_string("upstream_addr"), NULL, |
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315 ngx_http_upstream_addr_variable, 0, |
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316 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 1181 | 317 |
| 637 | 318 { ngx_string("upstream_status"), NULL, |
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319 ngx_http_upstream_status_variable, 0, |
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320 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 573 | 321 |
| 637 | 322 { ngx_string("upstream_response_time"), NULL, |
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323 ngx_http_upstream_response_time_variable, 0, |
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324 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 573 | 325 |
| 2402 | 326 { ngx_string("upstream_response_length"), NULL, |
| 327 ngx_http_upstream_response_length_variable, 0, | |
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328 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 2402 | 329 |
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330 #if (NGX_HTTP_CACHE) |
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331 |
| 2952 | 332 { ngx_string("upstream_cache_status"), NULL, |
| 333 ngx_http_upstream_cache_status, 0, | |
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334 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 2952 | 335 |
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336 #endif |
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337 |
| 637 | 338 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
| 573 | 339 }; |
| 340 | |
| 341 | |
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342 static ngx_http_upstream_next_t ngx_http_upstream_next_errors[] = { |
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343 { 500, NGX_HTTP_UPSTREAM_FT_HTTP_500 }, |
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344 { 502, NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
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345 { 503, NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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346 { 504, NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
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347 { 404, NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
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348 { 0, 0 } |
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349 }; |
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350 |
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351 |
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352 ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[] = { |
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353 { ngx_string("GET"), NGX_HTTP_GET}, |
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354 { ngx_string("HEAD"), NGX_HTTP_HEAD }, |
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355 { ngx_string("POST"), NGX_HTTP_POST }, |
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356 { ngx_null_string, 0 } |
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357 }; |
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358 |
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359 |
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360 ngx_conf_bitmask_t ngx_http_upstream_ignore_headers_masks[] = { |
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361 { ngx_string("X-Accel-Redirect"), NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT }, |
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362 { ngx_string("X-Accel-Expires"), NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES }, |
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363 { ngx_string("Expires"), NGX_HTTP_UPSTREAM_IGN_EXPIRES }, |
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364 { ngx_string("Cache-Control"), NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL }, |
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365 { ngx_string("Set-Cookie"), NGX_HTTP_UPSTREAM_IGN_SET_COOKIE }, |
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366 { ngx_null_string, 0 } |
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367 }; |
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368 |
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369 |
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370 ngx_int_t |
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371 ngx_http_upstream_create(ngx_http_request_t *r) |
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372 { |
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373 ngx_http_upstream_t *u; |
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374 |
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375 u = r->upstream; |
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376 |
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377 if (u && u->cleanup) { |
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378 r->main->count++; |
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379 ngx_http_upstream_cleanup(r); |
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380 } |
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381 |
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382 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
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383 if (u == NULL) { |
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384 return NGX_ERROR; |
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385 } |
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386 |
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387 r->upstream = u; |
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388 |
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389 u->peer.log = r->connection->log; |
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390 u->peer.log_error = NGX_ERROR_ERR; |
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391 #if (NGX_THREADS) |
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392 u->peer.lock = &r->connection->lock; |
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393 #endif |
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394 |
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395 #if (NGX_HTTP_CACHE) |
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396 r->cache = NULL; |
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397 #endif |
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398 |
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399 return NGX_OK; |
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400 } |
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401 |
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402 |
| 487 | 403 void |
| 404 ngx_http_upstream_init(ngx_http_request_t *r) | |
| 479 | 405 { |
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406 ngx_connection_t *c; |
| 479 | 407 |
| 408 c = r->connection; | |
| 409 | |
| 410 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 411 "http init upstream, client timer: %d", c->read->timer_set); | |
| 412 | |
| 413 if (c->read->timer_set) { | |
| 414 ngx_del_timer(c->read); | |
| 415 } | |
| 416 | |
| 417 if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { | |
| 418 | |
| 419 if (!c->write->active) { | |
| 531 | 420 if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) |
| 421 == NGX_ERROR) | |
| 479 | 422 { |
| 423 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 424 return; | |
| 425 } | |
| 426 } | |
| 427 } | |
| 428 | |
|
3052
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FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
429 ngx_http_upstream_init_request(r); |
|
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
430 } |
|
6060225e9261
FreeBSD and Linux AIO support
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parents:
3050
diff
changeset
|
431 |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
432 |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
433 static void |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
434 ngx_http_upstream_init_request(ngx_http_request_t *r) |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
435 { |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
436 ngx_str_t *host; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
437 ngx_uint_t i; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
438 ngx_resolver_ctx_t *ctx, temp; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
439 ngx_http_cleanup_t *cln; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
440 ngx_http_upstream_t *u; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
441 ngx_http_core_loc_conf_t *clcf; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
442 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
443 ngx_http_upstream_main_conf_t *umcf; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
444 |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
445 if (r->aio) { |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
446 return; |
| 537 | 447 } |
| 509 | 448 |
|
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
449 u = r->upstream; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
450 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
451 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
452 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
453 if (u->conf->cache) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
454 ngx_int_t rc; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
455 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
456 rc = ngx_http_upstream_cache(r, u); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
457 |
|
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
458 if (rc == NGX_BUSY) { |
|
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
459 r->write_event_handler = ngx_http_upstream_init_request; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
460 return; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
461 } |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
462 |
|
3055
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
463 r->write_event_handler = ngx_http_request_empty_handler; |
|
92b6cfaa3c27
fix sending a cached file using AIO
Igor Sysoev <igor@sysoev.ru>
parents:
3053
diff
changeset
|
464 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
465 if (rc == NGX_DONE) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
466 return; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
467 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
468 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
469 if (rc != NGX_DECLINED) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
470 ngx_http_finalize_request(r, rc); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
471 return; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
472 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
473 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
474 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
475 #endif |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
476 |
|
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
477 u->store = (u->conf->store || u->conf->store_lengths); |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
478 |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
479 if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
480 r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
481 r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
482 } |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
483 |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
484 if (r->request_body) { |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
485 u->request_bufs = r->request_body->bufs; |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
486 } |
|
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3050
diff
changeset
|
487 |
| 537 | 488 if (u->create_request(r) != NGX_OK) { |
| 479 | 489 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 490 return; | |
| 491 } | |
| 492 | |
|
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
493 u->peer.local = u->conf->local; |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
494 |
| 509 | 495 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| 479 | 496 |
| 3053 | 497 u->output.alignment = clcf->directio_alignment; |
| 479 | 498 u->output.pool = r->pool; |
| 499 u->output.bufs.num = 1; | |
| 509 | 500 u->output.bufs.size = clcf->client_body_buffer_size; |
| 479 | 501 u->output.output_filter = ngx_chain_writer; |
| 502 u->output.filter_ctx = &u->writer; | |
| 503 | |
| 504 u->writer.pool = r->pool; | |
| 505 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
506 if (r->upstream_states == NULL) { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
507 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
508 r->upstream_states = ngx_array_create(r->pool, 1, |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
509 sizeof(ngx_http_upstream_state_t)); |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
510 if (r->upstream_states == NULL) { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
511 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
512 return; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
513 } |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
514 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
515 } else { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
516 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
517 u->state = ngx_array_push(r->upstream_states); |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
518 if (u->state == NULL) { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
519 ngx_http_upstream_finalize_request(r, u, |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
520 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
521 return; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
522 } |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
523 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
524 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); |
| 479 | 525 } |
| 526 | |
| 593 | 527 cln = ngx_http_cleanup_add(r, 0); |
| 569 | 528 if (cln == NULL) { |
| 529 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 530 return; | |
| 531 } | |
| 532 | |
| 533 cln->handler = ngx_http_upstream_cleanup; | |
| 534 cln->data = r; | |
| 535 u->cleanup = &cln->handler; | |
| 536 | |
| 1658 | 537 if (u->resolved == NULL) { |
| 538 | |
| 539 uscf = u->conf->upstream; | |
| 540 | |
| 541 } else { | |
| 542 | |
|
2422
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
543 if (u->resolved->sockaddr) { |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
544 |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
545 if (ngx_http_upstream_create_round_robin_peer(r, u->resolved) |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
546 != NGX_OK) |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
547 { |
|
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
548 ngx_http_upstream_finalize_request(r, u, |
|
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
549 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
2422
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
550 return; |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
551 } |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
552 |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
553 ngx_http_upstream_connect(r, u); |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
554 |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
555 return; |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
556 } |
|
7af1e5fe102c
variable support for unix sockets in fastcgi_pass and proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
2413
diff
changeset
|
557 |
| 1705 | 558 host = &u->resolved->host; |
| 1658 | 559 |
| 560 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
| 561 | |
| 562 uscfp = umcf->upstreams.elts; | |
| 563 | |
| 564 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
| 565 | |
| 566 uscf = uscfp[i]; | |
| 567 | |
| 568 if (uscf->host.len == host->len | |
| 2285 | 569 && ((uscf->port == 0 && u->resolved->no_port) |
| 1912 | 570 || uscf->port == u->resolved->port) |
| 1658 | 571 && ngx_memcmp(uscf->host.data, host->data, host->len) == 0) |
| 572 { | |
| 573 goto found; | |
| 574 } | |
| 575 } | |
| 576 | |
|
3879
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
577 if (u->resolved->port == 0) { |
|
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
578 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
|
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
579 "no port in upstream \"%V\"", host); |
|
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
580 ngx_http_upstream_finalize_request(r, u, |
|
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
581 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
582 return; |
|
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
583 } |
|
502a6b0acf3f
fix case when a host in fastcgi_pass, scgi_pass, and uwsgi_pass
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
584 |
| 1658 | 585 temp.name = *host; |
| 586 | |
| 587 ctx = ngx_resolve_start(clcf->resolver, &temp); | |
| 588 if (ctx == NULL) { | |
|
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589 ngx_http_upstream_finalize_request(r, u, |
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590 NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 1658 | 591 return; |
| 592 } | |
| 593 | |
|
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|
594 if (ctx == NGX_NO_RESOLVER) { |
|
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|
595 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
|
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596 "no resolver defined to resolve %V", host); |
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|
597 |
|
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598 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
|
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599 return; |
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600 } |
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|
601 |
| 1658 | 602 ctx->name = *host; |
| 603 ctx->type = NGX_RESOLVE_A; | |
| 604 ctx->handler = ngx_http_upstream_resolve_handler; | |
| 605 ctx->data = r; | |
| 606 ctx->timeout = clcf->resolver_timeout; | |
| 607 | |
|
1959
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|
608 u->resolved->ctx = ctx; |
|
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|
609 |
| 1658 | 610 if (ngx_resolve_name(ctx) != NGX_OK) { |
|
1959
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|
611 u->resolved->ctx = NULL; |
|
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|
612 ngx_http_upstream_finalize_request(r, u, |
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|
613 NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 1658 | 614 return; |
| 615 } | |
| 616 | |
| 617 return; | |
| 618 } | |
| 619 | |
| 620 found: | |
| 621 | |
| 622 if (uscf->peer.init(r, uscf) != NGX_OK) { | |
|
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|
623 ngx_http_upstream_finalize_request(r, u, |
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|
624 NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 1658 | 625 return; |
| 626 } | |
| 627 | |
| 479 | 628 ngx_http_upstream_connect(r, u); |
| 629 } | |
| 630 | |
| 631 | |
|
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|
632 #if (NGX_HTTP_CACHE) |
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633 |
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634 static ngx_int_t |
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|
635 ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) |
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636 { |
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637 ngx_int_t rc; |
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638 ngx_http_cache_t *c; |
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|
639 |
|
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|
640 c = r->cache; |
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|
641 |
|
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|
642 if (c == NULL) { |
|
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|
643 |
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|
644 if (!(r->method & u->conf->cache_methods)) { |
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|
645 return NGX_DECLINED; |
|
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|
646 } |
|
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|
647 |
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|
648 if (r->method & NGX_HTTP_HEAD) { |
|
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|
649 u->method = ngx_http_core_get_method; |
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|
650 } |
|
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|
651 |
|
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changeset
|
652 if (ngx_http_file_cache_new(r) != NGX_OK) { |
|
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|
653 return NGX_ERROR; |
|
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|
654 } |
|
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|
655 |
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|
656 if (u->create_key(r) != NGX_OK) { |
|
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|
657 return NGX_ERROR; |
|
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|
658 } |
|
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|
659 |
|
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|
660 /* TODO: add keys */ |
|
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|
661 |
|
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|
662 ngx_http_file_cache_create_key(r); |
|
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|
663 |
|
3917
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fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
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changeset
|
664 switch (ngx_http_test_predicates(r, u->conf->cache_bypass)) { |
|
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fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
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changeset
|
665 |
|
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|
666 case NGX_ERROR: |
|
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changeset
|
667 return NGX_ERROR; |
|
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changeset
|
668 |
|
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fix a broken cached response if bypass/no_cache directive values are different,
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|
669 case NGX_DECLINED: |
|
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|
670 u->cache_status = NGX_HTTP_CACHE_BYPASS; |
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|
671 return NGX_DECLINED; |
|
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|
672 |
|
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|
673 default: /* NGX_OK */ |
|
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changeset
|
674 break; |
|
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
675 } |
|
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fix a broken cached response if bypass/no_cache directive values are different,
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changeset
|
676 |
|
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|
677 u->cacheable = 1; |
|
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|
678 |
| 3697 | 679 c = r->cache; |
| 680 | |
|
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|
681 c->min_uses = u->conf->cache_min_uses; |
|
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|
682 c->body_start = u->conf->buffer_size; |
|
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|
683 c->file_cache = u->conf->cache->data; |
|
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|
684 |
|
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|
685 u->cache_status = NGX_HTTP_CACHE_MISS; |
|
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|
686 } |
|
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|
687 |
|
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|
688 rc = ngx_http_file_cache_open(r); |
|
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|
689 |
|
2926
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2912
diff
changeset
|
690 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
|
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|
691 "http upstream cache: %i", rc); |
|
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|
692 |
| 2952 | 693 switch (rc) { |
| 694 | |
| 695 case NGX_HTTP_CACHE_UPDATING: | |
| 696 | |
|
2927
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changeset
|
697 if (u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) { |
| 2952 | 698 u->cache_status = rc; |
|
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|
699 rc = NGX_OK; |
|
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|
700 |
|
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|
701 } else { |
|
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changeset
|
702 rc = NGX_HTTP_CACHE_STALE; |
|
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|
703 } |
| 2952 | 704 |
| 705 break; | |
| 706 | |
| 707 case NGX_OK: | |
| 708 u->cache_status = NGX_HTTP_CACHE_HIT; | |
|
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|
709 } |
|
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changeset
|
710 |
| 2952 | 711 switch (rc) { |
| 712 | |
| 713 case NGX_OK: | |
|
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|
714 |
|
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|
715 rc = ngx_http_upstream_cache_send(r, u); |
|
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|
716 |
|
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|
717 if (rc != NGX_HTTP_UPSTREAM_INVALID_HEADER) { |
|
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|
718 return rc; |
|
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|
719 } |
|
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changeset
|
720 |
| 2952 | 721 break; |
| 722 | |
| 723 case NGX_HTTP_CACHE_STALE: | |
|
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|
724 |
|
2665
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changeset
|
725 c->valid_sec = 0; |
|
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|
726 u->buffer.start = NULL; |
| 2952 | 727 u->cache_status = NGX_HTTP_CACHE_EXPIRED; |
| 728 | |
| 729 break; | |
| 730 | |
| 731 case NGX_DECLINED: | |
|
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|
732 |
|
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changeset
|
733 if ((size_t) (u->buffer.end - u->buffer.start) < u->conf->buffer_size) { |
|
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|
734 u->buffer.start = NULL; |
|
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|
735 |
|
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|
736 } else { |
|
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|
737 u->buffer.pos = u->buffer.start + c->header_start; |
|
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|
738 u->buffer.last = u->buffer.pos; |
|
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|
739 } |
|
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changeset
|
740 |
| 2952 | 741 break; |
| 742 | |
|
3052
6060225e9261
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|
743 case NGX_HTTP_CACHE_SCARCE: |
|
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|
744 |
|
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parents:
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diff
changeset
|
745 u->cacheable = 0; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
746 |
| 2952 | 747 break; |
| 748 | |
|
3052
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FreeBSD and Linux AIO support
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diff
changeset
|
749 case NGX_AGAIN: |
|
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
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|
750 |
|
3055
92b6cfaa3c27
fix sending a cached file using AIO
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parents:
3053
diff
changeset
|
751 return NGX_BUSY; |
|
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diff
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|
752 |
|
6060225e9261
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parents:
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diff
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|
753 case NGX_ERROR: |
|
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parents:
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diff
changeset
|
754 |
|
6060225e9261
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diff
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|
755 return NGX_ERROR; |
|
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diff
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|
756 |
| 2952 | 757 default: |
|
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|
758 |
|
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diff
changeset
|
759 /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ |
|
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|
760 |
| 2952 | 761 u->cache_status = NGX_HTTP_CACHE_HIT; |
| 762 | |
|
2592
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|
763 return rc; |
|
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diff
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|
764 } |
|
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parents:
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diff
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|
765 |
|
3a8a53c0c42f
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parents:
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diff
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|
766 r->cached = 0; |
|
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|
767 |
|
3a8a53c0c42f
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parents:
2536
diff
changeset
|
768 return NGX_DECLINED; |
|
3a8a53c0c42f
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diff
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|
769 } |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
770 |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
771 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
772 static ngx_int_t |
|
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diff
changeset
|
773 ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) |
|
3a8a53c0c42f
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parents:
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|
774 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
775 ngx_int_t rc; |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
776 ngx_http_cache_t *c; |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
777 |
| 2952 | 778 r->cached = 1; |
|
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|
779 c = r->cache; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
780 |
|
3369
479468a7d982
fix handling cached HTTP/0.9 response
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parents:
3272
diff
changeset
|
781 if (c->header_start == c->body_start) { |
|
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
782 r->http_version = NGX_HTTP_VERSION_9; |
|
479468a7d982
fix handling cached HTTP/0.9 response
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parents:
3272
diff
changeset
|
783 return ngx_http_cache_send(r); |
|
479468a7d982
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|
784 } |
|
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fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
3272
diff
changeset
|
785 |
|
2592
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a prelimiary proxy cache support
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parents:
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diff
changeset
|
786 /* TODO: cache stack */ |
|
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diff
changeset
|
787 |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
788 u->buffer = *c->buf; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
789 u->buffer.pos += c->header_start; |
|
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2536
diff
changeset
|
790 |
|
3a8a53c0c42f
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parents:
2536
diff
changeset
|
791 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
|
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diff
changeset
|
792 |
|
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2536
diff
changeset
|
793 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
|
3a8a53c0c42f
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diff
changeset
|
794 sizeof(ngx_table_elt_t)) |
|
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diff
changeset
|
795 != NGX_OK) |
|
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changeset
|
796 { |
|
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parents:
2536
diff
changeset
|
797 return NGX_ERROR; |
|
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parents:
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diff
changeset
|
798 } |
|
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parents:
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diff
changeset
|
799 |
|
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
800 rc = u->process_header(r); |
|
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diff
changeset
|
801 |
|
3a8a53c0c42f
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changeset
|
802 if (rc == NGX_OK) { |
|
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parents:
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diff
changeset
|
803 |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
804 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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changeset
|
805 return NGX_DONE; |
|
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diff
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|
806 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
807 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
808 return ngx_http_cache_send(r); |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
809 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
2536
diff
changeset
|
810 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
811 if (rc == NGX_ERROR) { |
|
3a8a53c0c42f
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parents:
2536
diff
changeset
|
812 return NGX_ERROR; |
|
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diff
changeset
|
813 } |
|
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a prelimiary proxy cache support
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changeset
|
814 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
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changeset
|
815 /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ |
|
3a8a53c0c42f
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parents:
2536
diff
changeset
|
816 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
817 /* TODO: delete file */ |
|
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parents:
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diff
changeset
|
818 |
|
3a8a53c0c42f
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parents:
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diff
changeset
|
819 return rc; |
|
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
820 } |
|
3a8a53c0c42f
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diff
changeset
|
821 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
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|
822 #endif |
|
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|
823 |
|
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parents:
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changeset
|
824 |
| 487 | 825 static void |
| 1658 | 826 ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) |
| 827 { | |
| 828 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
|
829 ngx_http_upstream_t *u; |
| 1658 | 830 ngx_http_upstream_resolved_t *ur; |
| 831 | |
| 832 r = ctx->data; | |
| 833 | |
|
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
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|
834 u = r->upstream; |
|
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
835 ur = u->resolved; |
| 1658 | 836 |
| 837 if (ctx->state) { | |
| 838 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 839 "%V could not be resolved (%i: %s)", | |
| 840 &ctx->name, ctx->state, | |
| 841 ngx_resolver_strerror(ctx->state)); | |
| 842 | |
|
3169
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
843 ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); |
| 1658 | 844 return; |
| 845 } | |
| 846 | |
| 847 ur->naddrs = ctx->naddrs; | |
| 848 ur->addrs = ctx->addrs; | |
| 849 | |
| 850 #if (NGX_DEBUG) | |
| 851 { | |
| 852 in_addr_t addr; | |
| 853 ngx_uint_t i; | |
| 854 | |
| 855 for (i = 0; i < ctx->naddrs; i++) { | |
| 856 addr = ntohl(ur->addrs[i]); | |
| 857 | |
| 858 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 859 "name was resolved to %ud.%ud.%ud.%ud", | |
| 860 (addr >> 24) & 0xff, (addr >> 16) & 0xff, | |
| 861 (addr >> 8) & 0xff, addr & 0xff); | |
| 862 } | |
| 863 } | |
| 864 #endif | |
| 865 | |
| 866 if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { | |
|
3169
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changeset
|
867 ngx_http_upstream_finalize_request(r, u, |
|
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changeset
|
868 NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 1658 | 869 return; |
| 870 } | |
| 871 | |
| 872 ngx_resolve_name_done(ctx); | |
|
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Igor Sysoev <igor@sysoev.ru>
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|
873 ur->ctx = NULL; |
|
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changeset
|
874 |
|
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changeset
|
875 ngx_http_upstream_connect(r, u); |
| 1658 | 876 } |
| 877 | |
| 878 | |
| 879 static void | |
|
2377
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|
880 ngx_http_upstream_handler(ngx_event_t *ev) |
|
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|
881 { |
|
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changeset
|
882 ngx_connection_t *c; |
|
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changeset
|
883 ngx_http_request_t *r; |
|
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|
884 ngx_http_log_ctx_t *ctx; |
|
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|
885 ngx_http_upstream_t *u; |
|
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|
886 |
|
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changeset
|
887 c = ev->data; |
|
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|
888 r = c->data; |
|
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changeset
|
889 |
|
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changeset
|
890 u = r->upstream; |
|
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|
891 c = r->connection; |
|
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changeset
|
892 |
|
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*) refactor subrequest handling, now they run as separate posted requests
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|
893 ctx = c->log->data; |
|
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
894 ctx->current_request = r; |
|
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|
895 |
|
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|
896 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
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|
897 "http upstream request: \"%V?%V\"", &r->uri, &r->args); |
|
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|
898 |
|
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|
899 if (ev->write) { |
|
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900 u->write_event_handler(r, u); |
|
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901 |
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902 } else { |
|
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903 u->read_event_handler(r, u); |
|
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904 } |
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905 |
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906 ngx_http_run_posted_requests(c); |
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907 } |
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908 |
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909 |
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910 static void |
| 509 | 911 ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) |
| 912 { | |
| 913 ngx_http_upstream_check_broken_connection(r, r->connection->read); | |
| 914 } | |
| 915 | |
| 916 | |
| 917 static void | |
| 918 ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) | |
| 919 { | |
| 920 ngx_http_upstream_check_broken_connection(r, r->connection->write); | |
| 921 } | |
| 922 | |
| 923 | |
| 924 static void | |
| 925 ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, | |
| 926 ngx_event_t *ev) | |
| 479 | 927 { |
| 928 int n; | |
| 929 char buf[1]; | |
| 577 | 930 ngx_err_t err; |
|
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931 ngx_int_t event; |
| 479 | 932 ngx_connection_t *c; |
| 933 ngx_http_upstream_t *u; | |
| 934 | |
| 527 | 935 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
| 936 "http upstream check client, write event:%d, \"%V\"", | |
| 937 ev->write, &r->uri); | |
| 479 | 938 |
| 509 | 939 c = r->connection; |
| 483 | 940 u = r->upstream; |
| 941 | |
| 583 | 942 if (c->error) { |
|
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943 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { |
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944 |
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945 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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946 |
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947 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
|
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948 ngx_http_upstream_finalize_request(r, u, |
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949 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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950 return; |
|
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951 } |
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952 } |
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953 |
|
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954 if (!u->cacheable) { |
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955 ngx_http_upstream_finalize_request(r, u, |
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956 NGX_HTTP_CLIENT_CLOSED_REQUEST); |
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957 } |
|
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958 |
| 527 | 959 return; |
| 960 } | |
| 961 | |
| 479 | 962 #if (NGX_HAVE_KQUEUE) |
| 963 | |
| 964 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
| 965 | |
| 966 if (!ev->pending_eof) { | |
| 967 return; | |
| 968 } | |
| 969 | |
| 970 ev->eof = 1; | |
| 583 | 971 c->error = 1; |
| 479 | 972 |
| 973 if (ev->kq_errno) { | |
| 974 ev->error = 1; | |
| 975 } | |
| 976 | |
|
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977 if (!u->cacheable && u->peer.connection) { |
| 479 | 978 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, |
| 527 | 979 "kevent() reported that client closed prematurely " |
| 980 "connection, so upstream connection is closed too"); | |
| 479 | 981 ngx_http_upstream_finalize_request(r, u, |
| 982 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 983 return; | |
| 984 } | |
| 985 | |
| 986 ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, | |
| 987 "kevent() reported that client closed " | |
| 988 "prematurely connection"); | |
| 989 | |
| 990 if (u->peer.connection == NULL) { | |
| 991 ngx_http_upstream_finalize_request(r, u, | |
| 992 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 993 } | |
| 994 | |
| 995 return; | |
| 996 } | |
| 997 | |
| 998 #endif | |
| 999 | |
| 1000 n = recv(c->fd, buf, 1, MSG_PEEK); | |
| 1001 | |
| 1002 err = ngx_socket_errno; | |
| 1003 | |
| 1109 | 1004 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, |
| 1005 "http upstream recv(): %d", n); | |
| 1006 | |
| 479 | 1007 if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { |
| 1008 return; | |
| 1009 } | |
| 1010 | |
| 1011 if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { | |
|
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1012 |
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1013 event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; |
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1014 |
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1015 if (ngx_del_event(ev, event, 0) != NGX_OK) { |
| 479 | 1016 ngx_http_upstream_finalize_request(r, u, |
| 1017 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1018 return; | |
| 1019 } | |
| 1020 } | |
| 1021 | |
| 1022 if (n > 0) { | |
| 1023 return; | |
| 1024 } | |
| 1025 | |
| 1026 if (n == -1) { | |
| 1027 if (err == NGX_EAGAIN) { | |
| 1028 return; | |
| 1029 } | |
| 1030 | |
| 1031 ev->error = 1; | |
| 1032 | |
| 483 | 1033 } else { /* n == 0 */ |
| 479 | 1034 err = 0; |
| 1035 } | |
| 1036 | |
| 529 | 1037 ev->eof = 1; |
| 583 | 1038 c->error = 1; |
| 529 | 1039 |
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1040 if (!u->cacheable && u->peer.connection) { |
| 479 | 1041 ngx_log_error(NGX_LOG_INFO, ev->log, err, |
| 1042 "client closed prematurely connection, " | |
| 1043 "so upstream connection is closed too"); | |
| 1044 ngx_http_upstream_finalize_request(r, u, | |
| 1045 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 1046 return; | |
| 1047 } | |
| 1048 | |
| 1049 ngx_log_error(NGX_LOG_INFO, ev->log, err, | |
| 1050 "client closed prematurely connection"); | |
| 1051 | |
| 1052 if (u->peer.connection == NULL) { | |
| 1053 ngx_http_upstream_finalize_request(r, u, | |
| 1054 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 1055 } | |
| 1056 } | |
| 1057 | |
| 1058 | |
| 487 | 1059 static void |
| 1060 ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
| 479 | 1061 { |
| 591 | 1062 ngx_int_t rc; |
| 665 | 1063 ngx_time_t *tp; |
| 591 | 1064 ngx_connection_t *c; |
| 479 | 1065 |
| 483 | 1066 r->connection->log->action = "connecting to upstream"; |
| 479 | 1067 |
| 1068 r->connection->single_connection = 0; | |
| 1069 | |
|
889
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1070 if (u->state && u->state->response_sec) { |
| 665 | 1071 tp = ngx_timeofday(); |
|
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1072 u->state->response_sec = tp->sec - u->state->response_sec; |
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1073 u->state->response_msec = tp->msec - u->state->response_msec; |
| 665 | 1074 } |
| 1075 | |
|
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1076 u->state = ngx_array_push(r->upstream_states); |
| 665 | 1077 if (u->state == NULL) { |
| 1078 ngx_http_upstream_finalize_request(r, u, | |
| 1079 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1080 return; | |
| 1081 } | |
| 1082 | |
| 1083 ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); | |
| 1084 | |
| 1085 tp = ngx_timeofday(); | |
|
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1086 u->state->response_sec = tp->sec; |
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1087 u->state->response_msec = tp->msec; |
| 665 | 1088 |
| 479 | 1089 rc = ngx_event_connect_peer(&u->peer); |
| 1090 | |
| 1091 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1092 "http upstream connect: %i", rc); | |
| 1093 | |
| 1094 if (rc == NGX_ERROR) { | |
| 1095 ngx_http_upstream_finalize_request(r, u, | |
| 1096 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1097 return; | |
| 1098 } | |
| 1099 | |
|
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1100 u->state->peer = u->peer.name; |
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1101 |
| 543 | 1102 if (rc == NGX_BUSY) { |
| 1103 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); | |
| 1378 | 1104 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); |
| 1105 return; | |
| 543 | 1106 } |
| 1107 | |
| 1378 | 1108 if (rc == NGX_DECLINED) { |
| 479 | 1109 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
| 1110 return; | |
| 1111 } | |
| 1112 | |
| 577 | 1113 /* rc == NGX_OK || rc == NGX_AGAIN */ |
| 1114 | |
| 479 | 1115 c = u->peer.connection; |
| 1116 | |
| 1117 c->data = r; | |
| 591 | 1118 |
|
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1119 c->write->handler = ngx_http_upstream_handler; |
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1120 c->read->handler = ngx_http_upstream_handler; |
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1121 |
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1122 u->write_event_handler = ngx_http_upstream_send_request_handler; |
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1123 u->read_event_handler = ngx_http_upstream_process_header; |
| 479 | 1124 |
|
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1125 c->sendfile &= r->connection->sendfile; |
| 1958 | 1126 u->output.sendfile = c->sendfile; |
| 479 | 1127 |
| 1128 c->pool = r->pool; | |
| 2847 | 1129 c->log = r->connection->log; |
| 1130 c->read->log = c->log; | |
| 1131 c->write->log = c->log; | |
| 479 | 1132 |
| 1133 /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ | |
| 1134 | |
| 1135 u->writer.out = NULL; | |
| 1136 u->writer.last = &u->writer.out; | |
| 1137 u->writer.connection = c; | |
| 1138 u->writer.limit = 0; | |
| 1139 | |
| 1140 if (u->request_sent) { | |
| 509 | 1141 if (ngx_http_upstream_reinit(r, u) != NGX_OK) { |
| 1142 ngx_http_upstream_finalize_request(r, u, | |
| 1143 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1144 return; | |
| 1145 } | |
| 479 | 1146 } |
| 1147 | |
|
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1148 if (r->request_body |
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1149 && r->request_body->buf |
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1150 && r->request_body->temp_file |
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1151 && r == r->main) |
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|
1152 { |
| 573 | 1153 /* |
| 1154 * the r->request_body->buf can be reused for one request only, | |
| 1155 * the subrequests should allocate their own temporay bufs | |
| 1156 */ | |
| 1157 | |
| 1158 u->output.free = ngx_alloc_chain_link(r->pool); | |
| 1159 if (u->output.free == NULL) { | |
| 1160 ngx_http_upstream_finalize_request(r, u, | |
| 1161 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1162 return; | |
| 479 | 1163 } |
| 573 | 1164 |
| 1165 u->output.free->buf = r->request_body->buf; | |
| 1166 u->output.free->next = NULL; | |
| 1167 u->output.allocated = 1; | |
| 1168 | |
| 1169 r->request_body->buf->pos = r->request_body->buf->start; | |
| 1170 r->request_body->buf->last = r->request_body->buf->start; | |
| 1171 r->request_body->buf->tag = u->output.tag; | |
| 479 | 1172 } |
| 1173 | |
| 1174 u->request_sent = 0; | |
| 1175 | |
| 1176 if (rc == NGX_AGAIN) { | |
| 1177 ngx_add_timer(c->write, u->conf->connect_timeout); | |
| 1178 return; | |
| 1179 } | |
| 1180 | |
| 577 | 1181 #if (NGX_HTTP_SSL) |
| 1182 | |
| 1658 | 1183 if (u->ssl && c->ssl == NULL) { |
| 591 | 1184 ngx_http_upstream_ssl_init_connection(r, u, c); |
| 577 | 1185 return; |
| 1186 } | |
| 1187 | |
| 1188 #endif | |
| 1189 | |
| 479 | 1190 ngx_http_upstream_send_request(r, u); |
| 1191 } | |
| 1192 | |
| 1193 | |
| 577 | 1194 #if (NGX_HTTP_SSL) |
| 1195 | |
| 1196 static void | |
| 591 | 1197 ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, |
| 1198 ngx_http_upstream_t *u, ngx_connection_t *c) | |
| 1199 { | |
| 884 | 1200 ngx_int_t rc; |
| 591 | 1201 |
| 1202 if (ngx_ssl_create_connection(u->conf->ssl, c, | |
| 1203 NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
|
2536
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1204 != NGX_OK) |
| 591 | 1205 { |
| 1206 ngx_http_upstream_finalize_request(r, u, | |
| 1207 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1208 return; | |
| 1209 } | |
| 1210 | |
| 1211 c->sendfile = 0; | |
| 619 | 1212 u->output.sendfile = 0; |
| 591 | 1213 |
| 2184 | 1214 if (u->conf->ssl_session_reuse) { |
| 1215 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
| 1216 ngx_http_upstream_finalize_request(r, u, | |
| 1217 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1218 return; | |
| 1219 } | |
| 591 | 1220 } |
| 1221 | |
| 641 | 1222 r->connection->log->action = "SSL handshaking to upstream"; |
| 1223 | |
| 591 | 1224 rc = ngx_ssl_handshake(c); |
| 1225 | |
| 1226 if (rc == NGX_AGAIN) { | |
| 1227 c->ssl->handler = ngx_http_upstream_ssl_handshake; | |
| 1228 return; | |
| 1229 } | |
| 1230 | |
| 1231 ngx_http_upstream_ssl_handshake(c); | |
| 1232 } | |
| 1233 | |
| 1234 | |
| 1235 static void | |
| 577 | 1236 ngx_http_upstream_ssl_handshake(ngx_connection_t *c) |
| 1237 { | |
| 1238 ngx_http_request_t *r; | |
| 1239 ngx_http_upstream_t *u; | |
| 1240 | |
| 1241 r = c->data; | |
| 1242 u = r->upstream; | |
| 1243 | |
| 1244 if (c->ssl->handshaked) { | |
| 1245 | |
| 2184 | 1246 if (u->conf->ssl_session_reuse) { |
| 1247 u->peer.save_session(&u->peer, u->peer.data); | |
| 1248 } | |
| 884 | 1249 |
|
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1250 c->write->handler = ngx_http_upstream_handler; |
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1251 c->read->handler = ngx_http_upstream_handler; |
| 577 | 1252 |
| 1253 ngx_http_upstream_send_request(r, u); | |
| 1254 | |
| 1255 return; | |
| 1256 } | |
| 1257 | |
| 1258 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
| 1259 | |
| 1260 } | |
| 1261 | |
| 1262 #endif | |
| 1263 | |
| 1264 | |
| 509 | 1265 static ngx_int_t |
| 487 | 1266 ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) |
| 479 | 1267 { |
| 1268 ngx_chain_t *cl; | |
| 1269 | |
| 509 | 1270 if (u->reinit_request(r) != NGX_OK) { |
| 1271 return NGX_ERROR; | |
| 1272 } | |
| 1273 | |
| 1705 | 1274 ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); |
| 1275 | |
| 1276 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, | |
| 591 | 1277 sizeof(ngx_table_elt_t)) |
| 1278 != NGX_OK) | |
| 509 | 1279 { |
| 1280 return NGX_ERROR; | |
| 479 | 1281 } |
| 1282 | |
| 1283 /* reinit the request chain */ | |
| 577 | 1284 |
| 509 | 1285 for (cl = u->request_bufs; cl; cl = cl->next) { |
| 479 | 1286 cl->buf->pos = cl->buf->start; |
| 1287 cl->buf->file_pos = 0; | |
| 1288 } | |
| 1289 | |
| 509 | 1290 /* reinit the subrequest's ngx_output_chain() context */ |
| 1291 | |
| 573 | 1292 if (r->request_body && r->request_body->temp_file |
| 597 | 1293 && r != r->main && u->output.buf) |
| 573 | 1294 { |
| 1295 u->output.free = ngx_alloc_chain_link(r->pool); | |
| 1296 if (u->output.free == NULL) { | |
| 1297 return NGX_ERROR; | |
| 509 | 1298 } |
| 573 | 1299 |
| 1300 u->output.free->buf = u->output.buf; | |
| 1301 u->output.free->next = NULL; | |
| 1302 | |
| 1303 u->output.buf->pos = u->output.buf->start; | |
| 1304 u->output.buf->last = u->output.buf->start; | |
| 509 | 1305 } |
| 479 | 1306 |
| 1307 u->output.buf = NULL; | |
| 1308 u->output.in = NULL; | |
| 1309 u->output.busy = NULL; | |
| 577 | 1310 |
| 581 | 1311 /* reinit u->buffer */ |
| 577 | 1312 |
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1313 u->buffer.pos = u->buffer.start; |
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1314 |
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1315 #if (NGX_HTTP_CACHE) |
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1316 |
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1317 if (r->cache) { |
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1318 u->buffer.pos += r->cache->header_start; |
| 479 | 1319 } |
| 509 | 1320 |
| 479 | 1321 #endif |
| 1322 | |
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1323 u->buffer.last = u->buffer.pos; |
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1324 |
| 509 | 1325 return NGX_OK; |
| 479 | 1326 } |
| 1327 | |
| 1328 | |
| 487 | 1329 static void |
| 1330 ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
| 479 | 1331 { |
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1332 ngx_int_t rc; |
| 483 | 1333 ngx_connection_t *c; |
| 577 | 1334 |
| 479 | 1335 c = u->peer.connection; |
| 1336 | |
| 1337 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 1338 "http upstream send request"); | |
| 1339 | |
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1340 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
| 1166 | 1341 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1342 return; |
| 479 | 1343 } |
| 1344 | |
| 483 | 1345 c->log->action = "sending request to upstream"; |
| 479 | 1346 |
| 509 | 1347 rc = ngx_output_chain(&u->output, u->request_sent ? NULL : u->request_bufs); |
| 479 | 1348 |
| 1349 u->request_sent = 1; | |
| 1350 | |
| 1351 if (rc == NGX_ERROR) { | |
| 1352 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); | |
| 1353 return; | |
| 1354 } | |
| 1355 | |
| 1356 if (c->write->timer_set) { | |
| 1357 ngx_del_timer(c->write); | |
| 1358 } | |
| 1359 | |
| 1360 if (rc == NGX_AGAIN) { | |
| 1361 ngx_add_timer(c->write, u->conf->send_timeout); | |
| 1362 | |
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1363 if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { |
| 479 | 1364 ngx_http_upstream_finalize_request(r, u, |
| 1365 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1366 return; | |
| 1367 } | |
| 1368 | |
| 1369 return; | |
| 1370 } | |
| 1371 | |
| 1372 /* rc == NGX_OK */ | |
| 1373 | |
| 1374 if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { | |
| 1375 if (ngx_tcp_push(c->fd) == NGX_ERROR) { | |
| 1376 ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, | |
| 1377 ngx_tcp_push_n " failed"); | |
| 1378 ngx_http_upstream_finalize_request(r, u, | |
| 1379 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 577 | 1380 return; |
| 479 | 1381 } |
| 1382 | |
| 1383 c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; | |
| 1384 } | |
| 577 | 1385 |
| 479 | 1386 ngx_add_timer(c->read, u->conf->read_timeout); |
| 1387 | |
| 1388 #if 1 | |
| 1389 if (c->read->ready) { | |
| 577 | 1390 |
| 479 | 1391 /* post aio operation */ |
| 1392 | |
| 1393 /* | |
| 1394 * TODO comment | |
| 1395 * although we can post aio operation just in the end | |
| 1396 * of ngx_http_upstream_connect() CHECK IT !!! | |
| 1397 * it's better to do here because we postpone header buffer allocation | |
| 1398 */ | |
| 1399 | |
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1400 ngx_http_upstream_process_header(r, u); |
| 479 | 1401 return; |
| 1402 } | |
| 1403 #endif | |
| 1404 | |
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1405 u->write_event_handler = ngx_http_upstream_dummy_handler; |
| 479 | 1406 |
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1407 if (ngx_handle_write_event(c->write, 0) != NGX_OK) { |
| 479 | 1408 ngx_http_upstream_finalize_request(r, u, |
| 1409 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1410 return; | |
| 1411 } | |
| 1412 } | |
| 1413 | |
| 1414 | |
| 487 | 1415 static void |
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1416 ngx_http_upstream_send_request_handler(ngx_http_request_t *r, |
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1417 ngx_http_upstream_t *u) |
| 479 | 1418 { |
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1419 ngx_connection_t *c; |
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1420 |
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1421 c = u->peer.connection; |
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1422 |
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1423 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 479 | 1424 "http upstream send request handler"); |
| 1425 | |
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1426 if (c->write->timedout) { |
| 479 | 1427 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
| 1428 return; | |
| 1429 } | |
| 1430 | |
| 591 | 1431 #if (NGX_HTTP_SSL) |
| 1432 | |
| 1658 | 1433 if (u->ssl && c->ssl == NULL) { |
| 591 | 1434 ngx_http_upstream_ssl_init_connection(r, u, c); |
| 1435 return; | |
| 1436 } | |
| 1437 | |
| 1438 #endif | |
| 1439 | |
| 651 | 1440 if (u->header_sent) { |
|
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1441 u->write_event_handler = ngx_http_upstream_dummy_handler; |
| 651 | 1442 |
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1443 (void) ngx_handle_write_event(c->write, 0); |
| 651 | 1444 |
| 1445 return; | |
| 1446 } | |
| 1447 | |
| 479 | 1448 ngx_http_upstream_send_request(r, u); |
| 1449 } | |
| 1450 | |
| 1451 | |
| 487 | 1452 static void |
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1453 ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) |
| 479 | 1454 { |
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1455 ssize_t n; |
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1456 ngx_int_t rc; |
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1457 ngx_connection_t *c; |
| 479 | 1458 |
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1459 c = u->peer.connection; |
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1460 |
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1461 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| 483 | 1462 "http upstream process header"); |
| 479 | 1463 |
| 483 | 1464 c->log->action = "reading response header from upstream"; |
| 479 | 1465 |
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1466 if (c->read->timedout) { |
| 479 | 1467 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); |
| 1468 return; | |
| 1469 } | |
| 577 | 1470 |
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1471 if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { |
| 1166 | 1472 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
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1473 return; |
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1474 } |
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1475 |
| 581 | 1476 if (u->buffer.start == NULL) { |
| 1477 u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); | |
| 1478 if (u->buffer.start == NULL) { | |
| 479 | 1479 ngx_http_upstream_finalize_request(r, u, |
| 1480 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1481 return; | |
| 1482 } | |
| 1483 | |
| 581 | 1484 u->buffer.pos = u->buffer.start; |
| 1485 u->buffer.last = u->buffer.start; | |
| 1486 u->buffer.end = u->buffer.start + u->conf->buffer_size; | |
| 1487 u->buffer.temporary = 1; | |
| 1488 | |
| 1489 u->buffer.tag = u->output.tag; | |
| 479 | 1490 |
| 1705 | 1491 if (ngx_list_init(&u->headers_in.headers, r->pool, 8, |
| 581 | 1492 sizeof(ngx_table_elt_t)) |
| 1493 != NGX_OK) | |
| 509 | 1494 { |
| 1495 ngx_http_upstream_finalize_request(r, u, | |
| 1496 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1497 return; | |
| 1498 } | |
| 1499 | |
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1500 #if (NGX_HTTP_CACHE) |
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1501 |
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1502 if (r->cache) { |
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1503 u->buffer.pos += r->cache->header_start; |
| 581 | 1504 u->buffer.last = u->buffer.pos; |
| 479 | 1505 } |
| 1506 #endif | |
| 1507 } | |
| 1508 | |
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1509 for ( ;; ) { |
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1510 |
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1511 n = c->recv(c, u->buffer.last, u->buffer.end - u->buffer.last); |
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1512 |
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1513 if (n == NGX_AGAIN) { |
| 479 | 1514 #if 0 |
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1515 ngx_add_timer(rev, u->read_timeout); |
| 479 | 1516 #endif |
| 1517 | |
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1518 if (ngx_handle_read_event(c->read, 0) != NGX_OK) { |
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1519 ngx_http_upstream_finalize_request(r, u, |
| 479 | 1520 NGX_HTTP_INTERNAL_SERVER_ERROR); |
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1521 return; |
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1522 } |
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1523 |
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1524 return; |
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1525 } |
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1526 |
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1527 if (n == 0) { |
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1528 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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|
1529 "upstream prematurely closed connection"); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1530 } |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1531 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1532 if (n == NGX_ERROR || n == 0) { |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1533 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); |
| 479 | 1534 return; |
| 1535 } | |
| 1536 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1537 u->buffer.last += n; |
| 479 | 1538 |
| 1539 #if 0 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1540 u->valid_header_in = 0; |
|
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 u->peer.cached = 0; |
| 479 | 1543 #endif |
| 1544 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1545 rc = u->process_header(r); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1546 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1547 if (rc == NGX_AGAIN) { |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1548 |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1549 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
|
1550 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
|
1551 "upstream sent too big header"); |
|
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 ngx_http_upstream_next(r, u, |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1554 NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1555 return; |
|
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1556 } |
|
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 continue; |
| 479 | 1559 } |
| 1560 | |
|
2360
64854406b1f9
read and process upstream header in cycle,
Igor Sysoev <igor@sysoev.ru>
parents:
2308
diff
changeset
|
1561 break; |
| 479 | 1562 } |
| 1563 | |
| 1564 if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { | |
| 1565 ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); | |
| 1566 return; | |
| 1567 } | |
| 1568 | |
|
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
|
1569 if (rc == NGX_ERROR) { |
| 479 | 1570 ngx_http_upstream_finalize_request(r, u, |
| 1571 NGX_HTTP_INTERNAL_SERVER_ERROR); | |
| 1572 return; | |
| 1573 } | |
| 1574 | |
| 1575 /* rc == NGX_OK */ | |
| 1576 | |
|
3401
9e7926763f87
allow to handle 301/302 in error_page
Igor Sysoev <igor@sysoev.ru>
parents:
3399
diff
changeset
|
1577 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
|
1578 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1579 if (r->subrequest_in_memory) { |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1580 u->buffer.last = u->buffer.pos; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1581 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1582 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1583 if (ngx_http_upstream_test_next(r, u) == NGX_OK) { |
| 509 | 1584 return; |
| 1585 } | |
| 1586 | |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1587 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
|
1588 return; |
| 487 | 1589 } |
| 1590 } | |
| 1591 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1592 if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { |
| 515 | 1593 return; |
| 1594 } | |
| 1595 | |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1596 if (!r->subrequest_in_memory) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1597 ngx_http_upstream_send_response(r, u); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1598 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1599 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1600 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1601 /* subrequest content in memory */ |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1602 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1603 if (u->input_filter == NULL) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1604 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1605 u->input_filter = ngx_http_upstream_non_buffered_filter; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1606 u->input_filter_ctx = r; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1607 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1608 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1609 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1610 ngx_http_upstream_finalize_request(r, u, |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1611 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1612 return; |
|
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 |
|
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1615 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
|
1616 |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1617 if (n) { |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1618 u->buffer.last -= n; |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1619 |
| 2402 | 1620 u->state->response_length += n; |
| 1621 | |
|
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1622 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
|
1623 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1624 return; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1625 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1626 |
|
2308
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1627 if (u->length == 0) { |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1628 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
|
1629 return; |
|
3f98400e31e9
memcached response was stored in variable with END
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
1630 } |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1631 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1632 |
|
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
1633 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
|
1634 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
1635 ngx_http_upstream_process_body_in_memory(r, u); |
|
777
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 |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
757
diff
changeset
|
1638 |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1639 static ngx_int_t |
|
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1640 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
|
1641 { |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1642 ngx_uint_t status; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1643 ngx_http_upstream_next_t *un; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1644 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1645 status = u->headers_in.status_n; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1646 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1647 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
|
1648 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1649 if (status != un->status) { |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1650 continue; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1651 } |
|
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 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
|
1654 ngx_http_upstream_next(r, u, un->mask); |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1655 return NGX_OK; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1656 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1657 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1658 #if (NGX_HTTP_CACHE) |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1659 |
| 2952 | 1660 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
| 1661 && (u->conf->cache_use_stale & un->mask)) | |
| 1662 { | |
|
2824
d106509491b5
fix building --without-http-cache
Igor Sysoev <igor@sysoev.ru>
parents:
2807
diff
changeset
|
1663 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
|
1664 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1665 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
|
1666 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1667 if (rc == NGX_OK) { |
| 2952 | 1668 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
|
1669 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
|
1670 } |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1671 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
1672 ngx_http_upstream_finalize_request(r, u, rc); |
|
2268
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1673 return NGX_OK; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1674 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1675 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1676 #endif |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1677 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1678 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1679 return NGX_DECLINED; |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1680 } |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1681 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1682 |
|
33556140681a
*) ngx_http_upstream_test_next()
Igor Sysoev <igor@sysoev.ru>
parents:
2267
diff
changeset
|
1683 static ngx_int_t |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1684 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
|
1685 ngx_http_upstream_t *u) |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1686 { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1687 ngx_int_t status; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1688 ngx_uint_t i; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1689 ngx_table_elt_t *h; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1690 ngx_http_err_page_t *err_page; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1691 ngx_http_core_loc_conf_t *clcf; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1692 |
|
2441
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1693 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
|
1694 |
|
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1695 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
|
1696 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
|
1697 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
|
1698 } |
|
0c117a89f399
in miss case memcached module returned END instead of default 404 page body
Igor Sysoev <igor@sysoev.ru>
parents:
2422
diff
changeset
|
1699 |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1700 if (!u->conf->intercept_errors) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1701 return NGX_DECLINED; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1702 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1703 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1704 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
|
1705 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1706 if (clcf->error_pages == NULL) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1707 return NGX_DECLINED; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1708 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1709 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1710 err_page = clcf->error_pages->elts; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1711 for (i = 0; i < clcf->error_pages->nelts; i++) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1712 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1713 if (err_page[i].status == status) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1714 |
|
2953
aa12525236da
fix segfault if there is error_page 401, proxy_intercept_errors is on
Igor Sysoev <igor@sysoev.ru>
parents:
2952
diff
changeset
|
1715 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
|
1716 && 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
|
1717 { |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1718 h = ngx_list_push(&r->headers_out.headers); |
|
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 if (h == NULL) { |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1721 ngx_http_upstream_finalize_request(r, u, |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1722 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1723 return NGX_OK; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1724 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1725 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1726 *h = *u->headers_in.www_authenticate; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1727 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1728 r->headers_out.www_authenticate = h; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1729 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1730 |
|
3706
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1731 #if (NGX_HTTP_CACHE) |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1732 |
|
3709
64777690c697
fix r3707: cache node should be freed be a response is not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3708
diff
changeset
|
1733 if (r->cache) { |
|
3706
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1734 time_t valid; |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1735 |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1736 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
|
1737 |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1738 if (valid) { |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1739 r->cache->valid_sec = ngx_time() + valid; |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1740 r->cache->error = status; |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1741 } |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1742 |
|
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
1743 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
|
1744 } |
|
ea908f6ae499
an intercepted error code was not cached
Igor Sysoev <igor@sysoev.ru>
parents:
3705
diff
changeset
|
1745 #endif |
|
2267
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1746 ngx_http_upstream_finalize_request(r, u, status); |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1747 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1748 return NGX_OK; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1749 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1750 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1751 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1752 return NGX_DECLINED; |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1753 } |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1754 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1755 |
|
920be89a3d2d
ngx_http_upstream_intercept_errors()
Igor Sysoev <igor@sysoev.ru>
parents:
2244
diff
changeset
|
1756 static ngx_int_t |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1757 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
|
1758 { |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1759 int err; |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1760 socklen_t len; |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1761 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1762 #if (NGX_HAVE_KQUEUE) |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1763 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1764 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { |
| 1166 | 1765 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
|
1766 c->log->action = "connecting to upstream"; |
| 1166 | 1767 (void) ngx_connection_error(c, c->write->kq_errno, |
| 1768 "kevent() reported that connect() failed"); | |
| 1769 return NGX_ERROR; | |
| 1770 } | |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1771 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1772 } else |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1773 #endif |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1774 { |
| 1166 | 1775 err = 0; |
| 1776 len = sizeof(int); | |
| 1777 | |
| 1778 /* | |
| 1779 * BSDs and Linux return 0 and set a pending error in err | |
| 1780 * Solaris returns -1 and sets errno | |
| 1781 */ | |
| 1782 | |
| 1783 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
| 1784 == -1) | |
| 1785 { | |
| 1786 err = ngx_errno; | |
| 1787 } | |
| 1788 | |
| 1789 if (err) { | |
|
1469
0a269c464eaf
connection error should be logged with "connecting to upstream" action,
Igor Sysoev <igor@sysoev.ru>
parents:
1468
diff
changeset
|
1790 c->log->action = "connecting to upstream"; |
| 1166 | 1791 (void) ngx_connection_error(c, err, "connect() failed"); |
| 1792 return NGX_ERROR; | |
| 1793 } | |
|
1153
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1794 } |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1795 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1796 return NGX_OK; |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1797 } |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1798 |
|
c843f3df3b85
separate ngx_http_upstream_test_connect() and
Igor Sysoev <igor@sysoev.ru>
parents:
1143
diff
changeset
|
1799 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1800 static ngx_int_t |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
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|
1801 ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) |
|
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|
1802 { |
|
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diff
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|
1803 ngx_str_t *uri, args; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1804 ngx_uint_t i, flags; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1805 ngx_list_part_t *part; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1806 ngx_table_elt_t *h; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1807 ngx_http_upstream_header_t *hh; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1808 ngx_http_upstream_main_conf_t *umcf; |
|
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|
1809 |
|
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Igor Sysoev <igor@sysoev.ru>
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|
1810 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1811 |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1812 if (u->headers_in.x_accel_redirect |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
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|
1813 && !(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT)) |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
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|
1814 { |
|
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1815 ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); |
|
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|
1816 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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|
1817 part = &u->headers_in.headers.part; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1818 h = part->elts; |
|
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Igor Sysoev <igor@sysoev.ru>
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|
1819 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1820 for (i = 0; /* void */; i++) { |
|
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|
1821 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
1822 if (i >= part->nelts) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1823 if (part->next == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
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|
1824 break; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1825 } |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1826 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1827 part = part->next; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
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|
1828 h = part->elts; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1829 i = 0; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1830 } |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1831 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1832 hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1833 h[i].lowcase_key, h[i].key.len); |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1834 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1835 if (hh && hh->redirect) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1836 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
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|
1837 ngx_http_finalize_request(r, |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
1838 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1839 return NGX_DONE; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
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|
1840 } |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1841 } |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1842 } |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1843 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1844 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
|
1845 ngx_str_null(&args); |
| 3161 | 1846 flags = NGX_HTTP_LOG_UNSAFE; |
|
2592
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|
1847 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1848 if (ngx_http_parse_unsafe_uri(r, uri, &args, &flags) != NGX_OK) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2536
diff
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|
1849 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1850 return NGX_DONE; |
|
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1851 } |
|
3a8a53c0c42f
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diff
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|
1852 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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|
1853 if (r->method != NGX_HTTP_HEAD) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1854 r->method = NGX_HTTP_GET; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1855 } |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1856 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1857 r->valid_unparsed_uri = 0; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1858 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1859 ngx_http_internal_redirect(r, uri, &args); |
|
3120
40b8b398dbbc
fix request counter for X-Accel-Redirect, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3112
diff
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|
1860 ngx_http_finalize_request(r, NGX_DONE); |
|
2592
3a8a53c0c42f
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|
1861 return NGX_DONE; |
|
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diff
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|
1862 } |
|
3a8a53c0c42f
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diff
changeset
|
1863 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
1864 part = &u->headers_in.headers.part; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1865 h = part->elts; |
|
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diff
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|
1866 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1867 for (i = 0; /* void */; i++) { |
|
3a8a53c0c42f
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diff
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|
1868 |
|
3a8a53c0c42f
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parents:
2536
diff
changeset
|
1869 if (i >= part->nelts) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1870 if (part->next == NULL) { |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1871 break; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1872 } |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1873 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1874 part = part->next; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1875 h = part->elts; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1876 i = 0; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1877 } |
|
3a8a53c0c42f
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diff
changeset
|
1878 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1879 if (ngx_hash_find(&u->conf->hide_headers_hash, h[i].hash, |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1880 h[i].lowcase_key, h[i].key.len)) |
|
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1881 { |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1882 continue; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1883 } |
|
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diff
changeset
|
1884 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
1885 hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, |
|
3a8a53c0c42f
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changeset
|
1886 h[i].lowcase_key, h[i].key.len); |
|
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|
1887 |
|
3a8a53c0c42f
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changeset
|
1888 if (hh) { |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1889 if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { |
|
3a8a53c0c42f
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diff
changeset
|
1890 ngx_http_upstream_finalize_request(r, u, |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1891 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1892 return NGX_DONE; |
|
3a8a53c0c42f
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diff
changeset
|
1893 } |
|
3a8a53c0c42f
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diff
changeset
|
1894 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1895 continue; |
|
3a8a53c0c42f
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diff
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|
1896 } |
|
3a8a53c0c42f
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diff
changeset
|
1897 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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2536
diff
changeset
|
1898 if (ngx_http_upstream_copy_header_line(r, &h[i], 0) != NGX_OK) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1899 ngx_http_upstream_finalize_request(r, u, |
|
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|
1900 NGX_HTTP_INTERNAL_SERVER_ERROR); |
|
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changeset
|
1901 return NGX_DONE; |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1902 } |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1903 } |
|
3a8a53c0c42f
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diff
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|
1904 |
|
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1905 if (r->headers_out.server && r->headers_out.server->value.data == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1906 r->headers_out.server->hash = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1907 } |
|
3a8a53c0c42f
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diff
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|
1908 |
|
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1909 if (r->headers_out.date && r->headers_out.date->value.data == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1910 r->headers_out.date->hash = 0; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1911 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
1912 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
1913 r->headers_out.status = u->headers_in.status_n; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1914 r->headers_out.status_line = u->headers_in.status_line; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1915 |
|
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1916 u->headers_in.content_length_n = r->headers_out.content_length_n; |
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1917 |
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1918 if (r->headers_out.content_length_n != -1) { |
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1919 u->length = (size_t) r->headers_out.content_length_n; |
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1920 |
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1921 } else { |
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1922 u->length = NGX_MAX_SIZE_T_VALUE; |
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1923 } |
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1924 |
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1925 return NGX_OK; |
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1926 } |
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1927 |
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1928 |
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1929 static void |
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1930 ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, |
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1931 ngx_http_upstream_t *u) |
|
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1932 { |
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1933 size_t size; |
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1934 ssize_t n; |
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1935 ngx_buf_t *b; |
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1936 ngx_event_t *rev; |
|
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1937 ngx_connection_t *c; |
|
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1938 |
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1939 c = u->peer.connection; |
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1940 rev = c->read; |
|
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1941 |
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1942 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
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1943 "http upstream process body on memory"); |
|
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1944 |
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1945 if (rev->timedout) { |
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1946 ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); |
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1947 ngx_http_upstream_finalize_request(r, u, NGX_ETIMEDOUT); |
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1948 return; |
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1949 } |
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1950 |
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1951 b = &u->buffer; |
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1952 |
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1953 for ( ;; ) { |
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1954 |
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1955 size = b->end - b->last; |
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1956 |
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1957 if (size == 0) { |
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1958 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
| 3708 | 1959 "upstream buffer is too small to read response"); |
|
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1960 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
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1961 return; |
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1962 } |
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1963 |
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1964 n = c->recv(c, b->last, size); |
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1965 |
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1966 if (n == NGX_AGAIN) { |
|
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1967 break; |
|
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1968 } |
|
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1969 |
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1970 if (n == 0 || n == NGX_ERROR) { |
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1971 ngx_http_upstream_finalize_request(r, u, n); |
|
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1972 return; |
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1973 } |
|
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1974 |
| 2402 | 1975 u->state->response_length += n; |
| 1976 | |
|
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1977 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
|
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1978 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
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1979 return; |
|
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1980 } |
|
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1981 |
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1982 if (!rev->ready) { |
|
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1983 break; |
|
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1984 } |
|
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1985 } |
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1986 |
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1987 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
|
777
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1988 ngx_http_upstream_finalize_request(r, u, NGX_ERROR); |
|
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1989 return; |
|
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|
1990 } |
|
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|
1991 |
|
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1992 if (rev->active) { |
|
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1993 ngx_add_timer(rev, u->conf->read_timeout); |
|
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1994 |
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1995 } else if (rev->timer_set) { |
|
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|
1996 ngx_del_timer(rev); |
|
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1997 } |
| 681 | 1998 } |
| 1999 | |
| 2000 | |
| 2001 static void | |
| 2002 ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) | |
| 2003 { | |
| 2004 int tcp_nodelay; | |
| 2402 | 2005 ssize_t n; |
| 681 | 2006 ngx_int_t rc; |
| 2007 ngx_event_pipe_t *p; | |
| 2008 ngx_connection_t *c; | |
| 2009 ngx_http_core_loc_conf_t *clcf; | |
| 2010 | |
| 509 | 2011 rc = ngx_http_send_header(r); |
| 479 | 2012 |
| 2701 | 2013 if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { |
| 485 | 2014 ngx_http_upstream_finalize_request(r, u, rc); |
| 479 | 2015 return; |
| 2016 } | |
| 2017 | |
|
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|
2018 c = r->connection; |
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|
2019 |
| 2701 | 2020 if (r->header_only) { |
|
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|
2021 |
| 2701 | 2022 if (u->cacheable || u->store) { |
|
2704
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|
2023 |
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|
2024 if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { |
|
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|
2025 ngx_connection_error(c, ngx_socket_errno, |
|
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|
2026 ngx_shutdown_socket_n " failed"); |
|
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|
2027 } |
|
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|
2028 |
| 2701 | 2029 r->read_event_handler = ngx_http_request_empty_handler; |
| 2030 r->write_event_handler = ngx_http_request_empty_handler; | |
|
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|
2031 c->error = 1; |
| 2701 | 2032 |
| 2033 } else { | |
| 2034 ngx_http_upstream_finalize_request(r, u, rc); | |
| 2035 return; | |
| 2036 } | |
| 2037 } | |
| 2038 | |
| 479 | 2039 u->header_sent = 1; |
| 2040 | |
| 573 | 2041 if (r->request_body && r->request_body->temp_file) { |
|
2592
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2042 ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); |
|
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2043 r->request_body->temp_file->file.fd = NGX_INVALID_FILE; |
| 563 | 2044 } |
| 2045 | |
| 581 | 2046 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| 2047 | |
| 649 | 2048 if (!u->buffering) { |
| 581 | 2049 |
| 2050 if (u->input_filter == NULL) { | |
| 2051 u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; | |
| 2052 u->input_filter = ngx_http_upstream_non_buffered_filter; | |
| 2053 u->input_filter_ctx = r; | |
| 2054 } | |
| 2055 | |
|
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|
2056 u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; |
| 581 | 2057 r->write_event_handler = |
| 2058 ngx_http_upstream_process_non_buffered_downstream; | |
| 2059 | |
| 2060 r->limit_rate = 0; | |
| 2061 | |
| 2062 if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { | |
| 2063 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2064 return; | |
| 2065 } | |
| 2066 | |
| 583 | 2067 if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { |
| 2068 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); | |
| 2069 | |
| 2070 tcp_nodelay = 1; | |
| 2071 | |
| 2072 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
| 2073 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
| 2074 { | |
| 2075 ngx_connection_error(c, ngx_socket_errno, | |
| 2076 "setsockopt(TCP_NODELAY) failed"); | |
| 2077 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2078 return; | |
| 2079 } | |
| 2080 | |
| 2081 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
| 2082 } | |
| 2083 | |
| 2402 | 2084 n = u->buffer.last - u->buffer.pos; |
| 2085 | |
| 2086 if (n) { | |
| 581 | 2087 u->buffer.last = u->buffer.pos; |
| 2088 | |
| 2402 | 2089 u->state->response_length += n; |
| 2090 | |
| 2091 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { | |
| 581 | 2092 ngx_http_upstream_finalize_request(r, u, 0); |
| 2093 return; | |
| 2094 } | |
| 2095 | |
|
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diff
changeset
|
2096 ngx_http_upstream_process_non_buffered_downstream(r); |
| 581 | 2097 |
| 2098 } else { | |
| 2099 u->buffer.pos = u->buffer.start; | |
| 2100 u->buffer.last = u->buffer.start; | |
| 2101 | |
| 2102 if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { | |
| 2103 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2104 return; | |
| 2105 } | |
|
1468
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read EOF of header only responses in non-buffered proxying
Igor Sysoev <igor@sysoev.ru>
parents:
1397
diff
changeset
|
2106 |
|
491e5059ea19
read EOF of header only responses in non-buffered proxying
Igor Sysoev <igor@sysoev.ru>
parents:
1397
diff
changeset
|
2107 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
|
2108 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
|
2109 } |
| 581 | 2110 } |
| 2111 | |
| 2112 return; | |
| 2113 } | |
| 2114 | |
| 479 | 2115 /* TODO: preallocate event_pipe bufs, look "Content-Length" */ |
| 2116 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2117 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2118 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2119 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
|
2120 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
|
2121 r->cache->file.fd = NGX_INVALID_FILE; |
| 479 | 2122 } |
| 2123 | |
|
3699
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2124 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
|
2125 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2126 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
|
2127 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
|
2128 return; |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2129 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2130 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
|
2131 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
|
2132 break; |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2133 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2134 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
|
2135 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2136 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
|
2137 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2138 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
|
2139 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
|
2140 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
|
2141 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2142 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
|
2143 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
|
2144 return; |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2145 } |
|
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 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
|
2148 } |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2149 |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2150 break; |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2151 } |
|
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
2152 |
| 1565 | 2153 if (u->cacheable) { |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2154 time_t now, valid; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2155 |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2156 now = ngx_time(); |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2157 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2158 valid = r->cache->valid_sec; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2159 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2160 if (valid == 0) { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2161 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
|
2162 u->headers_in.status_n); |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2163 if (valid) { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2164 r->cache->valid_sec = now + valid; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2165 } |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2166 } |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
2167 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2168 if (valid) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2169 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
|
2170 r->cache->date = now; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2171 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
|
2172 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2173 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
|
2174 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2175 } else { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2176 u->cacheable = 0; |
|
2703
3b6afa999c2f
support 304 for cacheable responses
Igor Sysoev <igor@sysoev.ru>
parents:
2701
diff
changeset
|
2177 r->headers_out.last_modified_time = -1; |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2178 } |
| 479 | 2179 } |
| 2180 | |
| 2690 | 2181 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| 2182 "http cacheable: %d", u->cacheable); | |
| 2183 | |
|
3083
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2184 if (u->cacheable == 0 && r->cache) { |
|
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2185 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
|
2186 } |
|
ffe8bfb38184
clean cache updating state if a response has uncacheable code or
Igor Sysoev <igor@sysoev.ru>
parents:
3056
diff
changeset
|
2187 |
| 479 | 2188 #endif |
| 2189 | |
| 581 | 2190 p = u->pipe; |
| 479 | 2191 |
| 2192 p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter; | |
| 2193 p->output_ctx = r; | |
| 2194 p->tag = u->output.tag; | |
| 577 | 2195 p->bufs = u->conf->bufs; |
| 479 | 2196 p->busy_size = u->conf->busy_buffers_size; |
| 2197 p->upstream = u->peer.connection; | |
| 583 | 2198 p->downstream = c; |
| 479 | 2199 p->pool = r->pool; |
| 583 | 2200 p->log = c->log; |
| 577 | 2201 |
| 1565 | 2202 p->cacheable = u->cacheable || u->store; |
| 479 | 2203 |
| 501 | 2204 p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); |
| 2205 if (p->temp_file == NULL) { | |
| 479 | 2206 ngx_http_upstream_finalize_request(r, u, 0); |
| 2207 return; | |
| 2208 } | |
| 2209 | |
| 2210 p->temp_file->file.fd = NGX_INVALID_FILE; | |
| 583 | 2211 p->temp_file->file.log = c->log; |
| 479 | 2212 p->temp_file->path = u->conf->temp_path; |
| 2213 p->temp_file->pool = r->pool; | |
| 577 | 2214 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2215 if (p->cacheable) { |
| 479 | 2216 p->temp_file->persistent = 1; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2217 |
| 479 | 2218 } else { |
| 667 | 2219 p->temp_file->log_level = NGX_LOG_WARN; |
| 479 | 2220 p->temp_file->warn = "an upstream response is buffered " |
| 2221 "to a temporary file"; | |
| 2222 } | |
| 2223 | |
| 2224 p->max_temp_file_size = u->conf->max_temp_file_size; | |
| 2225 p->temp_file_write_size = u->conf->temp_file_write_size; | |
| 2226 | |
| 501 | 2227 p->preread_bufs = ngx_alloc_chain_link(r->pool); |
| 2228 if (p->preread_bufs == NULL) { | |
| 479 | 2229 ngx_http_upstream_finalize_request(r, u, 0); |
| 2230 return; | |
| 2231 } | |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2232 |
| 581 | 2233 p->preread_bufs->buf = &u->buffer; |
| 479 | 2234 p->preread_bufs->next = NULL; |
| 581 | 2235 u->buffer.recycled = 1; |
| 2236 | |
| 2237 p->preread_size = u->buffer.last - u->buffer.pos; | |
| 479 | 2238 |
| 1565 | 2239 if (u->cacheable) { |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2240 |
| 479 | 2241 p->buf_to_file = ngx_calloc_buf(r->pool); |
| 2242 if (p->buf_to_file == NULL) { | |
| 2243 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2244 return; | |
| 2245 } | |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2246 |
| 581 | 2247 p->buf_to_file->pos = u->buffer.start; |
| 2248 p->buf_to_file->last = u->buffer.pos; | |
| 479 | 2249 p->buf_to_file->temporary = 1; |
| 2250 } | |
| 2251 | |
| 2252 if (ngx_event_flags & NGX_USE_AIO_EVENT) { | |
| 2253 /* the posted aio operation may currupt a shadow buffer */ | |
| 2254 p->single_buf = 1; | |
| 2255 } | |
| 2256 | |
| 2257 /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ | |
| 2258 p->free_bufs = 1; | |
| 2259 | |
| 2260 /* | |
| 581 | 2261 * event_pipe would do u->buffer.last += p->preread_size |
| 479 | 2262 * as though these bytes were read |
| 2263 */ | |
| 581 | 2264 u->buffer.last = u->buffer.pos; |
| 479 | 2265 |
| 2266 if (u->conf->cyclic_temp_file) { | |
| 2267 | |
| 2268 /* | |
| 2269 * we need to disable the use of sendfile() if we use cyclic temp file | |
| 2270 * because the writing a new data may interfere with sendfile() | |
| 2271 * that uses the same kernel file pages (at least on FreeBSD) | |
| 2272 */ | |
| 2273 | |
| 2274 p->cyclic_temp_file = 1; | |
| 583 | 2275 c->sendfile = 0; |
| 479 | 2276 |
| 2277 } else { | |
| 2278 p->cyclic_temp_file = 0; | |
| 2279 } | |
| 2280 | |
| 2281 p->read_timeout = u->conf->read_timeout; | |
| 2282 p->send_timeout = clcf->send_timeout; | |
| 2283 p->send_lowat = clcf->send_lowat; | |
| 2284 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2285 u->read_event_handler = ngx_http_upstream_process_upstream; |
| 509 | 2286 r->write_event_handler = ngx_http_upstream_process_downstream; |
| 479 | 2287 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2288 ngx_http_upstream_process_upstream(r, u); |
| 479 | 2289 } |
| 2290 | |
| 2291 | |
| 487 | 2292 static void |
| 581 | 2293 ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) |
| 2294 { | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2295 ngx_event_t *wev; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2296 ngx_connection_t *c; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2297 ngx_http_upstream_t *u; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2298 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2299 c = r->connection; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2300 u = r->upstream; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2301 wev = c->write; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
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|
2302 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2303 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
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|
2304 "http upstream process non buffered downstream"); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
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|
2305 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2306 c->log->action = "sending to client"; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
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|
2307 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
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|
2308 if (wev->timedout) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
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|
2309 c->timedout = 1; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2310 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2311 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
|
2312 return; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2313 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2314 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2315 ngx_http_upstream_process_non_buffered_request(r, 1); |
| 581 | 2316 } |
| 2317 | |
| 2318 | |
| 2319 static void | |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2320 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
|
2321 ngx_http_upstream_t *u) |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2322 { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2323 ngx_connection_t *c; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
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2381
diff
changeset
|
2324 |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
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2381
diff
changeset
|
2325 c = u->peer.connection; |
|
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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|
2326 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
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|
2327 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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|
2328 "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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2377
diff
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|
2329 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2330 c->log->action = "reading upstream"; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
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|
2331 |
|
2386
4ccaa42de633
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Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2332 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
diff
changeset
|
2333 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
|
2334 ngx_http_upstream_finalize_request(r, u, 0); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2335 return; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2336 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2337 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2338 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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2377
diff
changeset
|
2339 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2340 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2341 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
2342 static void |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2343 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>
parents:
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diff
changeset
|
2344 ngx_uint_t do_write) |
| 581 | 2345 { |
| 2346 size_t size; | |
| 2347 ssize_t n; | |
| 2348 ngx_buf_t *b; | |
| 583 | 2349 ngx_int_t rc; |
|
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2350 ngx_connection_t *downstream, *upstream; |
| 581 | 2351 ngx_http_upstream_t *u; |
| 2352 ngx_http_core_loc_conf_t *clcf; | |
| 2353 | |
|
756
d904b5cb3bba
fix building introduced by previous commit
Igor Sysoev <igor@sysoev.ru>
parents:
755
diff
changeset
|
2354 u = r->upstream; |
| 884 | 2355 downstream = r->connection; |
| 2356 upstream = u->peer.connection; | |
| 581 | 2357 |
| 2358 b = &u->buffer; | |
| 2359 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2360 do_write = do_write || u->length == 0; |
| 581 | 2361 |
| 2362 for ( ;; ) { | |
| 2363 | |
| 2364 if (do_write) { | |
| 2365 | |
| 2366 if (u->out_bufs || u->busy_bufs) { | |
| 583 | 2367 rc = ngx_http_output_filter(r, u->out_bufs); |
| 2368 | |
| 2369 if (rc == NGX_ERROR) { | |
| 581 | 2370 ngx_http_upstream_finalize_request(r, u, 0); |
| 2371 return; | |
| 2372 } | |
| 2373 | |
| 2374 ngx_chain_update_chains(&u->free_bufs, &u->busy_bufs, | |
| 2375 &u->out_bufs, u->output.tag); | |
| 2376 } | |
| 2377 | |
| 2378 if (u->busy_bufs == NULL) { | |
| 2379 | |
| 2380 if (u->length == 0 | |
| 884 | 2381 || upstream->read->eof |
| 2382 || upstream->read->error) | |
| 581 | 2383 { |
| 2384 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2385 return; | |
| 2386 } | |
| 2387 | |
| 2388 b->pos = b->start; | |
| 2389 b->last = b->start; | |
| 2390 } | |
| 2391 } | |
| 2392 | |
| 2393 size = b->end - b->last; | |
| 2394 | |
| 2395 if (size > u->length) { | |
| 2396 size = u->length; | |
| 2397 } | |
| 2398 | |
| 884 | 2399 if (size && upstream->read->ready) { |
| 2400 | |
| 2401 n = upstream->recv(upstream, b->last, size); | |
| 581 | 2402 |
| 2403 if (n == NGX_AGAIN) { | |
| 2404 break; | |
| 2405 } | |
| 2406 | |
| 2407 if (n > 0) { | |
| 2402 | 2408 u->state->response_length += n; |
| 2409 | |
| 581 | 2410 if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { |
| 2411 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2412 return; | |
| 2413 } | |
| 2414 } | |
| 2415 | |
| 2416 do_write = 1; | |
| 2417 | |
| 2418 continue; | |
| 2419 } | |
| 2420 | |
| 2421 break; | |
| 2422 } | |
| 2423 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2424 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2425 |
| 884 | 2426 if (downstream->data == r) { |
| 2427 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
|
2428 != NGX_OK) |
| 583 | 2429 { |
| 2430 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2431 return; | |
| 2432 } | |
| 581 | 2433 } |
| 2434 | |
|
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2435 if (downstream->write->active && !downstream->write->ready) { |
| 884 | 2436 ngx_add_timer(downstream->write, clcf->send_timeout); |
| 2437 | |
| 2438 } else if (downstream->write->timer_set) { | |
| 2439 ngx_del_timer(downstream->write); | |
| 581 | 2440 } |
| 2441 | |
|
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
2442 if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { |
| 581 | 2443 ngx_http_upstream_finalize_request(r, u, 0); |
| 2444 return; | |
| 2445 } | |
| 2446 | |
|
1063
e2a6ecc5a3ae
a non-active client connection must not closed after send timeout
Igor Sysoev <igor@sysoev.ru>
parents:
1031
diff
changeset
|
2447 if (upstream->read->active && !upstream->read->ready) { |
| 884 | 2448 ngx_add_timer(upstream->read, u->conf->read_timeout); |
| 2449 | |
| 2450 } else if (upstream->read->timer_set) { | |
| 2451 ngx_del_timer(upstream->read); | |
| 581 | 2452 } |
| 2453 } | |
| 2454 | |
| 2455 | |
| 2456 static ngx_int_t | |
| 2457 ngx_http_upstream_non_buffered_filter_init(void *data) | |
| 2458 { | |
| 2459 return NGX_OK; | |
| 2460 } | |
| 2461 | |
| 2462 | |
| 2463 static ngx_int_t | |
| 2464 ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) | |
| 2465 { | |
| 2466 ngx_http_request_t *r = data; | |
| 2467 | |
| 2468 ngx_buf_t *b; | |
| 2469 ngx_chain_t *cl, **ll; | |
| 2470 ngx_http_upstream_t *u; | |
| 2471 | |
| 2472 u = r->upstream; | |
| 2473 | |
| 2474 for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { | |
| 2475 ll = &cl->next; | |
| 2476 } | |
| 2477 | |
| 2478 cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); | |
| 2479 if (cl == NULL) { | |
| 2480 return NGX_ERROR; | |
| 2481 } | |
| 2482 | |
| 2483 *ll = cl; | |
| 2484 | |
| 2485 cl->buf->flush = 1; | |
| 2486 cl->buf->memory = 1; | |
| 2487 | |
| 2488 b = &u->buffer; | |
| 2489 | |
| 2490 cl->buf->pos = b->last; | |
| 2491 b->last += bytes; | |
| 2492 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
|
2493 cl->buf->tag = u->output.tag; |
| 581 | 2494 |
| 2495 if (u->length == NGX_MAX_SIZE_T_VALUE) { | |
| 2496 return NGX_OK; | |
| 2497 } | |
| 2498 | |
| 2499 u->length -= bytes; | |
| 2500 | |
| 2501 return NGX_OK; | |
| 2502 } | |
| 2503 | |
| 2504 | |
| 2505 static void | |
| 509 | 2506 ngx_http_upstream_process_downstream(ngx_http_request_t *r) |
| 2507 { | |
|
2381
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fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2508 ngx_event_t *wev; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2509 ngx_connection_t *c; |
| 509 | 2510 ngx_event_pipe_t *p; |
| 479 | 2511 ngx_http_upstream_t *u; |
| 2512 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2513 c = r->connection; |
| 479 | 2514 u = r->upstream; |
| 581 | 2515 p = u->pipe; |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2516 wev = c->write; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2517 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2518 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:
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diff
changeset
|
2519 "http upstream process downstream"); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2520 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2521 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
|
2522 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2523 if (wev->timedout) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2524 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2525 if (wev->delayed) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2526 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2527 wev->timedout = 0; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2528 wev->delayed = 0; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2529 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2530 if (!wev->ready) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2531 ngx_add_timer(wev, p->send_timeout); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2532 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2533 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
|
2534 ngx_http_upstream_finalize_request(r, u, 0); |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2535 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2536 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2537 return; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2538 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2539 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2540 if (ngx_event_pipe(p, wev->write) == NGX_ABORT) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
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2377
diff
changeset
|
2541 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
|
2542 return; |
| 527 | 2543 } |
| 479 | 2544 |
| 2545 } else { | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2546 p->downstream_error = 1; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2547 c->timedout = 1; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2548 ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); |
| 479 | 2549 } |
| 2550 | |
| 2551 } else { | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2552 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2553 if (wev->delayed) { |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2554 |
| 527 | 2555 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| 2556 "http downstream delayed"); | |
| 2557 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2558 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
|
2559 ngx_http_upstream_finalize_request(r, u, 0); |
| 527 | 2560 } |
| 2561 | |
| 2562 return; | |
| 2563 } | |
| 2564 | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2565 if (ngx_event_pipe(p, 1) == NGX_ABORT) { |
| 479 | 2566 ngx_http_upstream_finalize_request(r, u, 0); |
| 2567 return; | |
| 2568 } | |
| 2569 } | |
| 577 | 2570 |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2571 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
|
2572 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2573 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2574 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2575 static void |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2576 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
|
2577 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
|
2578 { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2579 ngx_connection_t *c; |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2580 |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2581 c = u->peer.connection; |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2582 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2583 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
|
2584 "http upstream process upstream"); |
|
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 c->log->action = "reading upstream"; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2587 |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2588 if (c->read->timedout) { |
|
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2589 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
|
2590 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
|
2591 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2592 } else { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2593 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
|
2594 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
|
2595 return; |
|
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 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2598 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2599 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
|
2600 } |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2601 |
|
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 static void |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2604 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
|
2605 { |
|
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2606 ngx_uint_t del; |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2607 ngx_temp_file_t *tf; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2608 ngx_event_pipe_t *p; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2609 ngx_http_upstream_t *u; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2610 |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2611 u = r->upstream; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2612 p = u->pipe; |
|
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2613 |
| 479 | 2614 if (u->peer.connection) { |
| 2615 | |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2616 if (u->store) { |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2617 |
|
2445
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2618 del = p->upstream_error; |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2619 |
|
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2620 tf = u->pipe->temp_file; |
|
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2621 |
| 2463 | 2622 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
|
2623 |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2624 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
|
2625 && (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
|
2626 || (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
|
2627 { |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2628 ngx_http_upstream_store(r, u); |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2629 |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2630 } else { |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2631 del = 1; |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2632 } |
|
3c6af1fb7586
proxy/fastcgi_store did not delete incomplete files
Igor Sysoev <igor@sysoev.ru>
parents:
2441
diff
changeset
|
2633 } |
|
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 (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
|
2636 |
|
1885
e5897822515f
test response length in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1777
diff
changeset
|
2637 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
|
2638 |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2639 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
|
2640 ngx_delete_file_n " \"%s\" failed", |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2641 u->pipe->temp_file->file.name.data); |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2642 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2643 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2644 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2645 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2646 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2647 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2648 if (u->cacheable) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2649 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2650 if (p->upstream_done) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2651 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
|
2652 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2653 } else if (p->upstream_eof) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2654 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2655 /* TODO: check length & update cache */ |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2656 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2657 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
|
2658 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2659 } else if (p->upstream_error) { |
|
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
2660 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
| 479 | 2661 } |
| 2662 } | |
| 2663 | |
| 2664 #endif | |
| 2665 | |
| 2666 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
|
2667 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 483 | 2668 "http upstream exit: %p", p->out); |
| 479 | 2669 #if 0 |
| 2670 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
| 2671 #endif | |
| 2672 ngx_http_upstream_finalize_request(r, u, 0); | |
| 2673 return; | |
| 2674 } | |
| 2675 } | |
| 2676 | |
| 2677 if (p->downstream_error) { | |
|
2381
3d7a70173d77
fix r2378, run posted requests after upstream event handling
Igor Sysoev <igor@sysoev.ru>
parents:
2377
diff
changeset
|
2678 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 483 | 2679 "http upstream downstream error"); |
| 479 | 2680 |
|
2757
9cc973b46af1
get a full response if the response is cacheable or storable even
Igor Sysoev <igor@sysoev.ru>
parents:
2708
diff
changeset
|
2681 if (!u->cacheable && !u->store && u->peer.connection) { |
| 479 | 2682 ngx_http_upstream_finalize_request(r, u, 0); |
| 2683 } | |
| 2684 } | |
| 2685 } | |
| 2686 | |
| 2687 | |
| 487 | 2688 static void |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2689 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
|
2690 { |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2691 size_t root; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2692 time_t lm; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2693 ngx_str_t path; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2694 ngx_temp_file_t *tf; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2695 ngx_ext_rename_file_t ext; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2696 |
| 1777 | 2697 tf = u->pipe->temp_file; |
| 2698 | |
| 2699 if (tf->file.fd == NGX_INVALID_FILE) { | |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2700 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2701 /* create file for empty 200 response */ |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2702 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2703 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
|
2704 if (tf == NULL) { |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2705 return; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2706 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2707 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2708 tf->file.fd = NGX_INVALID_FILE; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2709 tf->file.log = r->connection->log; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2710 tf->path = u->conf->temp_path; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2711 tf->pool = r->pool; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2712 tf->persistent = 1; |
|
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 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
|
2715 tf->persistent, tf->clean, tf->access) |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2716 != NGX_OK) |
|
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 return; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2719 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2720 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2721 u->pipe->temp_file = tf; |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2722 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2723 |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2724 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
|
2725 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
|
2726 ext.time = -1; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2727 ext.create_path = 1; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2728 ext.delete_file = 1; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2729 ext.log = r->connection->log; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2730 |
| 1705 | 2731 if (u->headers_in.last_modified) { |
| 2732 | |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2733 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
|
2734 u->headers_in.last_modified->value.len); |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2735 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2736 if (lm != NGX_ERROR) { |
|
1947
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2737 ext.time = lm; |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2738 ext.fd = tf->file.fd; |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2739 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2740 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2741 |
|
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2742 if (u->conf->store_lengths == NULL) { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2743 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2744 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
|
2745 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2746 } else { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2747 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
|
2748 u->conf->store_values->elts) |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2749 == NULL) |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2750 { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2751 return; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2752 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2753 } |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2754 |
|
3032
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2755 path.len--; |
|
524ba56ba9f7
fix copy destination name length, introduced in r3025
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
2756 |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2757 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
|
2758 "upstream stores \"%s\" to \"%s\"", |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2759 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
|
2760 |
|
94b03bbd328e
use ngx_ext_rename_file() in proxy/fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1916
diff
changeset
|
2761 (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
|
2762 } |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2763 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2764 |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1284
diff
changeset
|
2765 static void |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2766 ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) |
| 479 | 2767 { |
|
2386
4ccaa42de633
use already available r and u instead of ev
Igor Sysoev <igor@sysoev.ru>
parents:
2381
diff
changeset
|
2768 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 479 | 2769 "http upstream dummy handler"); |
| 2770 } | |
| 2771 | |
| 2772 | |
| 487 | 2773 static void |
| 2774 ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, | |
| 2775 ngx_uint_t ft_type) | |
| 479 | 2776 { |
| 884 | 2777 ngx_uint_t status, state; |
| 479 | 2778 |
| 2779 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 884 | 2780 "http next upstream, %xi", ft_type); |
| 479 | 2781 |
| 2782 #if 0 | |
| 2783 ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock); | |
| 2784 #endif | |
| 2785 | |
| 525 | 2786 if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) { |
| 884 | 2787 state = NGX_PEER_NEXT; |
| 525 | 2788 } else { |
| 884 | 2789 state = NGX_PEER_FAILED; |
| 479 | 2790 } |
| 525 | 2791 |
| 1378 | 2792 if (ft_type != NGX_HTTP_UPSTREAM_FT_NOLIVE) { |
| 2793 u->peer.free(&u->peer, u->peer.data, state); | |
| 2794 } | |
| 525 | 2795 |
| 479 | 2796 if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { |
| 2797 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, | |
| 2798 "upstream timed out"); | |
| 2799 } | |
| 577 | 2800 |
| 479 | 2801 if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { |
| 2802 status = 0; | |
| 2803 | |
| 2804 } else { | |
| 2805 switch(ft_type) { | |
| 2806 | |
| 2807 case NGX_HTTP_UPSTREAM_FT_TIMEOUT: | |
| 2808 status = NGX_HTTP_GATEWAY_TIME_OUT; | |
| 2809 break; | |
| 2810 | |
| 2811 case NGX_HTTP_UPSTREAM_FT_HTTP_500: | |
| 2812 status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 2813 break; | |
| 2814 | |
| 2815 case NGX_HTTP_UPSTREAM_FT_HTTP_404: | |
| 2816 status = NGX_HTTP_NOT_FOUND; | |
| 2817 break; | |
| 2818 | |
| 2819 /* | |
| 2820 * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING | |
| 2821 * never reach here | |
| 2822 */ | |
| 2823 | |
| 2824 default: | |
| 2825 status = NGX_HTTP_BAD_GATEWAY; | |
| 2826 } | |
| 2827 } | |
| 2828 | |
| 583 | 2829 if (r->connection->error) { |
| 479 | 2830 ngx_http_upstream_finalize_request(r, u, |
| 2831 NGX_HTTP_CLIENT_CLOSED_REQUEST); | |
| 2832 return; | |
| 2833 } | |
| 2834 | |
| 2835 if (status) { | |
| 2836 u->state->status = status; | |
| 2837 | |
| 525 | 2838 if (u->peer.tries == 0 || !(u->conf->next_upstream & ft_type)) { |
| 479 | 2839 |
| 2840 #if (NGX_HTTP_CACHE) | |
| 2841 | |
| 2952 | 2842 if (u->cache_status == NGX_HTTP_CACHE_EXPIRED |
| 2843 && (u->conf->cache_use_stale & ft_type)) | |
| 2844 { | |
|
2805
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2845 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
|
2846 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2847 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
|
2848 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2849 if (rc == NGX_OK) { |
| 2952 | 2850 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
|
2851 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
|
2852 } |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2853 |
|
60551422e150
reinit proxy/fastcgi header parser before ngx_http_upstream_cache_send()
Igor Sysoev <igor@sysoev.ru>
parents:
2804
diff
changeset
|
2854 ngx_http_upstream_finalize_request(r, u, rc); |
| 479 | 2855 return; |
| 2856 } | |
| 2857 #endif | |
| 2858 | |
| 2859 ngx_http_upstream_finalize_request(r, u, status); | |
| 2860 return; | |
| 2861 } | |
| 2862 } | |
| 2863 | |
| 2864 if (u->peer.connection) { | |
| 2865 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 2866 "close http upstream connection: %d", | |
| 2867 u->peer.connection->fd); | |
| 577 | 2868 #if (NGX_HTTP_SSL) |
| 884 | 2869 |
| 577 | 2870 if (u->peer.connection->ssl) { |
| 884 | 2871 u->peer.connection->ssl->no_wait_shutdown = 1; |
| 2872 u->peer.connection->ssl->no_send_shutdown = 1; | |
| 2873 | |
| 2874 (void) ngx_ssl_shutdown(u->peer.connection); | |
| 577 | 2875 } |
| 2876 #endif | |
| 884 | 2877 |
| 479 | 2878 ngx_close_connection(u->peer.connection); |
| 2879 } | |
| 2880 | |
| 2881 #if 0 | |
| 2882 if (u->conf->busy_lock && !u->busy_locked) { | |
| 2883 ngx_http_upstream_busy_lock(p); | |
| 2884 return; | |
| 2885 } | |
| 2886 #endif | |
| 2887 | |
| 2888 ngx_http_upstream_connect(r, u); | |
| 2889 } | |
| 2890 | |
| 2891 | |
| 487 | 2892 static void |
| 569 | 2893 ngx_http_upstream_cleanup(void *data) |
| 2894 { | |
| 2895 ngx_http_request_t *r = data; | |
| 2896 | |
| 1705 | 2897 ngx_http_upstream_t *u; |
| 2898 | |
| 569 | 2899 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2900 "cleanup http upstream request: \"%V\"", &r->uri); | |
| 2901 | |
| 1705 | 2902 u = r->upstream; |
| 2903 | |
| 2904 if (u->resolved && u->resolved->ctx) { | |
| 2905 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
|
2906 u->resolved->ctx = NULL; |
| 1658 | 2907 } |
| 2908 | |
| 1705 | 2909 ngx_http_upstream_finalize_request(r, u, NGX_DONE); |
| 569 | 2910 } |
| 2911 | |
| 2912 | |
| 2913 static void | |
| 487 | 2914 ngx_http_upstream_finalize_request(ngx_http_request_t *r, |
| 2915 ngx_http_upstream_t *u, ngx_int_t rc) | |
| 479 | 2916 { |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2917 ngx_time_t *tp; |
| 563 | 2918 |
| 483 | 2919 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2920 "finalize http upstream request: %i", rc); | |
| 479 | 2921 |
| 2413 | 2922 if (u->cleanup) { |
| 2923 *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
|
2924 u->cleanup = NULL; |
| 2413 | 2925 } |
| 569 | 2926 |
|
3169
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2927 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
|
2928 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
|
2929 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
|
2930 } |
|
b1013d768911
fix request counter in resolver handling, the bug was introduced in r3050
Igor Sysoev <igor@sysoev.ru>
parents:
3161
diff
changeset
|
2931 |
| 1658 | 2932 if (u->state && u->state->response_sec) { |
| 563 | 2933 tp = ngx_timeofday(); |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
2934 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
|
2935 u->state->response_msec = tp->msec - u->state->response_msec; |
| 2402 | 2936 |
| 2937 if (u->pipe) { | |
| 2938 u->state->response_length = u->pipe->read_length; | |
| 2939 } | |
| 563 | 2940 } |
| 2941 | |
| 479 | 2942 u->finalize_request(r, rc); |
| 2943 | |
| 1658 | 2944 if (u->peer.free) { |
| 2945 u->peer.free(&u->peer, u->peer.data, 0); | |
| 2946 } | |
| 884 | 2947 |
| 479 | 2948 if (u->peer.connection) { |
| 884 | 2949 |
| 577 | 2950 #if (NGX_HTTP_SSL) |
| 2951 | |
| 2952 /* TODO: do not shutdown persistent connection */ | |
| 2953 | |
| 2954 if (u->peer.connection->ssl) { | |
| 884 | 2955 |
| 2956 /* | |
| 2957 * We send the "close notify" shutdown alert to the upstream only | |
| 2958 * and do not wait its "close notify" shutdown alert. | |
| 2959 * It is acceptable according to the TLS standard. | |
| 2960 */ | |
| 2961 | |
| 2962 u->peer.connection->ssl->no_wait_shutdown = 1; | |
| 2963 | |
| 2964 (void) ngx_ssl_shutdown(u->peer.connection); | |
| 577 | 2965 } |
| 2966 #endif | |
| 884 | 2967 |
| 2968 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 2969 "close http upstream connection: %d", | |
| 2970 u->peer.connection->fd); | |
| 2971 | |
| 479 | 2972 ngx_close_connection(u->peer.connection); |
| 2973 } | |
| 2974 | |
| 483 | 2975 u->peer.connection = NULL; |
| 2976 | |
| 581 | 2977 if (u->pipe && u->pipe->temp_file) { |
| 479 | 2978 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2979 "http upstream temp fd: %d", | |
| 581 | 2980 u->pipe->temp_file->file.fd); |
| 479 | 2981 } |
| 2982 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2983 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2984 |
|
3940
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2985 if (r->cache) { |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2986 |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2987 if (u->cacheable) { |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2988 |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2989 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
|
2990 time_t valid; |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2991 |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2992 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
|
2993 |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2994 if (valid) { |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2995 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
|
2996 r->cache->error = rc; |
|
22f3e9197096
revert r3935 and fix "stalled cache updating" alert
Igor Sysoev <igor@sysoev.ru>
parents:
3934
diff
changeset
|
2997 } |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2998 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
2999 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3000 |
|
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3709
diff
changeset
|
3001 ngx_http_file_cache_free(r->cache, u->pipe->temp_file); |
| 479 | 3002 } |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3003 |
| 479 | 3004 #endif |
| 3005 | |
| 2692 | 3006 if (u->header_sent |
| 3007 && (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE)) | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3008 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3009 rc = 0; |
|
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 |
| 515 | 3012 if (rc == NGX_DECLINED) { |
| 3013 return; | |
| 3014 } | |
| 3015 | |
| 483 | 3016 r->connection->log->action = "sending to client"; |
| 3017 | |
|
2971
87ddbe960172
fix ngx_http_send_special() for subrequests handled by perl
Igor Sysoev <igor@sysoev.ru>
parents:
2957
diff
changeset
|
3018 if (rc == 0) { |
|
2377
87b8c44906b5
*) refactor subrequest handling, now they run as separate posted requests
Igor Sysoev <igor@sysoev.ru>
parents:
2360
diff
changeset
|
3019 rc = ngx_http_send_special(r, NGX_HTTP_LAST); |
| 479 | 3020 } |
| 3021 | |
| 3022 ngx_http_finalize_request(r, rc); | |
| 3023 } | |
| 3024 | |
| 3025 | |
| 509 | 3026 static ngx_int_t |
| 3027 ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3028 ngx_uint_t offset) | |
| 577 | 3029 { |
| 509 | 3030 ngx_table_elt_t **ph; |
| 577 | 3031 |
| 509 | 3032 ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); |
| 3033 | |
| 3034 if (*ph == NULL) { | |
| 3035 *ph = h; | |
| 3036 } | |
| 3037 | |
| 3038 return NGX_OK; | |
| 3039 } | |
| 3040 | |
| 3041 | |
| 3042 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
|
3043 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
|
3044 ngx_uint_t offset) |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3045 { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3046 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3047 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3048 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3049 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3050 static ngx_int_t |
|
3669
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3051 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
|
3052 ngx_uint_t offset) |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3053 { |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3054 #if (NGX_HTTP_CACHE) |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3055 ngx_http_upstream_t *u; |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3056 |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3057 u = r->upstream; |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3058 |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3059 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
|
3060 u->cacheable = 0; |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3061 } |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3062 #endif |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3063 |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3064 return NGX_OK; |
|
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 |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3067 |
|
1f5841b1fcd7
treat Set-Cookie as a header that forbids caching
Igor Sysoev <igor@sysoev.ru>
parents:
3667
diff
changeset
|
3068 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
|
3069 ngx_http_upstream_process_cache_control(ngx_http_request_t *r, |
| 509 | 3070 ngx_table_elt_t *h, ngx_uint_t offset) |
| 3071 { | |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3072 ngx_array_t *pa; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3073 ngx_table_elt_t **ph; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3074 ngx_http_upstream_t *u; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3075 |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3076 u = r->upstream; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3077 pa = &u->headers_in.cache_control; |
| 509 | 3078 |
| 3079 if (pa->elts == NULL) { | |
| 3080 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
| 3081 { | |
| 3082 return NGX_ERROR; | |
| 3083 } | |
| 3084 } | |
| 3085 | |
| 3086 ph = ngx_array_push(pa); | |
| 3087 if (ph == NULL) { | |
| 3088 return NGX_ERROR; | |
| 3089 } | |
| 3090 | |
| 3091 *ph = h; | |
| 3092 | |
|
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3093 #if (NGX_HTTP_CACHE) |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3094 { |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3095 u_char *p, *last; |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3096 ngx_int_t n; |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3097 |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3098 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
|
3099 return NGX_OK; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3100 } |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3101 |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3102 if (r->cache == NULL) { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3103 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3104 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3105 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3106 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
|
3107 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3108 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3109 |
|
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3110 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
|
3111 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
|
3112 |
|
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3113 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
|
3114 || 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
|
3115 || 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
|
3116 { |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3117 u->cacheable = 0; |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3118 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3119 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3120 |
|
3517
a4ee4a075ac5
do not cache response if it has "no-store" or "private"
Igor Sysoev <igor@sysoev.ru>
parents:
3516
diff
changeset
|
3121 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
|
3122 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3123 if (p == NULL) { |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3124 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3125 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3126 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3127 n = 0; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3128 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3129 for (p += 8; p < last; p++) { |
|
3198
48bfb7dc981b
test comma separator in "Cache-Control"
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
3130 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
|
3131 break; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3132 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3133 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3134 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
|
3135 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
|
3136 continue; |
|
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 |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3139 u->cacheable = 0; |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3140 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3141 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3142 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3143 if (n == 0) { |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3144 u->cacheable = 0; |
|
2669
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3145 return NGX_OK; |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3146 } |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3147 |
|
5e4d8bd4486c
support Cache-Control no-cache and max-age in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2667
diff
changeset
|
3148 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
|
3149 } |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3150 #endif |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3151 |
| 509 | 3152 return NGX_OK; |
| 3153 } | |
| 3154 | |
| 3155 | |
| 3156 static ngx_int_t | |
| 2666 | 3157 ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3158 ngx_uint_t offset) | |
| 3159 { | |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3160 ngx_http_upstream_t *u; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3161 |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3162 u = r->upstream; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3163 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
|
3164 |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3165 #if (NGX_HTTP_CACHE) |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3166 { |
| 2666 | 3167 time_t expires; |
| 3168 | |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3169 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
|
3170 return NGX_OK; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3171 } |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3172 |
| 2666 | 3173 if (r->cache == NULL) { |
| 3174 return NGX_OK; | |
| 3175 } | |
| 3176 | |
| 3177 if (r->cache->valid_sec != 0) { | |
| 3178 return NGX_OK; | |
| 3179 } | |
| 3180 | |
| 3181 expires = ngx_http_parse_time(h->value.data, h->value.len); | |
| 3182 | |
| 3183 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
|
3184 u->cacheable = 0; |
| 2666 | 3185 return NGX_OK; |
| 3186 } | |
| 3187 | |
| 3188 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
|
3189 } |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3190 #endif |
| 2666 | 3191 |
| 3192 return NGX_OK; | |
| 3193 } | |
| 3194 | |
| 3195 | |
| 3196 static ngx_int_t | |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3197 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
|
3198 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
|
3199 { |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3200 ngx_http_upstream_t *u; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3201 |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3202 u = r->upstream; |
|
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3203 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
|
3204 |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3205 #if (NGX_HTTP_CACHE) |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3206 { |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3207 u_char *p; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3208 size_t len; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3209 ngx_int_t n; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3210 |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3211 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
|
3212 return NGX_OK; |
|
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 |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3215 if (r->cache == NULL) { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3216 return NGX_OK; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3217 } |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3218 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3219 len = h->value.len; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3220 p = h->value.data; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3221 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3222 if (p[0] != '@') { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3223 n = ngx_atoi(p, len); |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3224 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3225 switch (n) { |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3226 case 0: |
|
2786
4e002555652d
proxy_ignore_headers and fastcgi_ignore_headers
Igor Sysoev <igor@sysoev.ru>
parents:
2757
diff
changeset
|
3227 u->cacheable = 0; |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3228 case NGX_ERROR: |
| 2667 | 3229 return NGX_OK; |
|
2663
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 default: |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3232 r->cache->valid_sec = ngx_time() + n; |
| 2667 | 3233 return NGX_OK; |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3234 } |
| 2667 | 3235 } |
| 3236 | |
| 3237 p++; | |
| 3238 len--; | |
| 3239 | |
| 3240 n = ngx_atoi(p, len); | |
| 3241 | |
| 3242 if (n != NGX_ERROR) { | |
| 3243 r->cache->valid_sec = n; | |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3244 } |
|
2708
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3245 } |
|
4c658be4ab63
fix building --without-http-cache, introduced in r2664 and later
Igor Sysoev <igor@sysoev.ru>
parents:
2704
diff
changeset
|
3246 #endif |
|
2663
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3247 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3248 return NGX_OK; |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3249 } |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3250 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3251 |
|
09725d69cb25
support X-Accel-Expires in cache
Igor Sysoev <igor@sysoev.ru>
parents:
2662
diff
changeset
|
3252 static ngx_int_t |
| 527 | 3253 ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3254 ngx_uint_t offset) | |
| 577 | 3255 { |
| 527 | 3256 ngx_int_t n; |
| 3257 | |
| 3258 r->upstream->headers_in.x_accel_limit_rate = h; | |
| 3259 | |
| 3260 n = ngx_atoi(h->value.data, h->value.len); | |
| 3261 | |
| 3262 if (n != NGX_ERROR) { | |
| 3263 r->limit_rate = (size_t) n; | |
| 3264 } | |
| 3265 | |
| 3266 return NGX_OK; | |
| 3267 } | |
| 3268 | |
| 3269 | |
| 3270 static ngx_int_t | |
| 649 | 3271 ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3272 ngx_uint_t offset) | |
| 3273 { | |
| 3274 u_char c0, c1, c2; | |
| 3275 | |
| 3276 if (r->upstream->conf->change_buffering) { | |
| 3277 | |
| 3278 if (h->value.len == 2) { | |
| 3279 c0 = ngx_tolower(h->value.data[0]); | |
| 3280 c1 = ngx_tolower(h->value.data[1]); | |
| 3281 | |
| 3282 if (c0 == 'n' && c1 == 'o') { | |
| 3283 r->upstream->buffering = 0; | |
| 3284 } | |
| 3285 | |
| 3286 } else if (h->value.len == 3) { | |
| 3287 c0 = ngx_tolower(h->value.data[0]); | |
| 3288 c1 = ngx_tolower(h->value.data[1]); | |
| 3289 c2 = ngx_tolower(h->value.data[2]); | |
| 3290 | |
| 3291 if (c0 == 'y' && c1 == 'e' && c2 == 's') { | |
| 3292 r->upstream->buffering = 1; | |
| 3293 } | |
| 3294 } | |
| 3295 } | |
| 3296 | |
| 3297 return NGX_OK; | |
| 3298 } | |
| 3299 | |
| 3300 | |
| 3301 static ngx_int_t | |
| 657 | 3302 ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3303 ngx_uint_t offset) | |
| 3304 { | |
| 3305 r->headers_out.override_charset = &h->value; | |
| 3306 | |
| 3307 return NGX_OK; | |
| 3308 } | |
| 3309 | |
| 3310 | |
| 3311 static ngx_int_t | |
| 509 | 3312 ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3313 ngx_uint_t offset) | |
| 3314 { | |
| 573 | 3315 ngx_table_elt_t *ho, **ph; |
| 509 | 3316 |
| 3317 ho = ngx_list_push(&r->headers_out.headers); | |
| 3318 if (ho == NULL) { | |
| 3319 return NGX_ERROR; | |
| 3320 } | |
| 3321 | |
| 3322 *ho = *h; | |
| 3323 | |
| 573 | 3324 if (offset) { |
| 3325 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); | |
| 3326 *ph = ho; | |
| 3327 } | |
| 3328 | |
| 509 | 3329 return NGX_OK; |
| 3330 } | |
| 3331 | |
| 3332 | |
| 3333 static ngx_int_t | |
| 3334 ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, | |
| 3335 ngx_table_elt_t *h, ngx_uint_t offset) | |
| 3336 { | |
| 3337 ngx_array_t *pa; | |
| 3338 ngx_table_elt_t *ho, **ph; | |
| 3339 | |
| 3340 pa = (ngx_array_t *) ((char *) &r->headers_out + offset); | |
| 3341 | |
| 3342 if (pa->elts == NULL) { | |
| 3343 if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
| 3344 { | |
| 3345 return NGX_ERROR; | |
| 3346 } | |
| 3347 } | |
| 3348 | |
| 3349 ph = ngx_array_push(pa); | |
| 3350 if (ph == NULL) { | |
| 3351 return NGX_ERROR; | |
| 3352 } | |
| 3353 | |
| 3354 ho = ngx_list_push(&r->headers_out.headers); | |
| 3355 if (ho == NULL) { | |
| 3356 return NGX_ERROR; | |
| 3357 } | |
| 3358 | |
| 3359 *ho = *h; | |
| 3360 *ph = ho; | |
| 3361 | |
| 3362 return NGX_OK; | |
| 3363 } | |
| 3364 | |
| 3365 | |
| 3366 static ngx_int_t | |
| 3367 ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3368 ngx_uint_t offset) | |
| 3369 { | |
| 657 | 3370 u_char *p, *last; |
| 3371 | |
| 3372 r->headers_out.content_type_len = h->value.len; | |
| 509 | 3373 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
|
3374 r->headers_out.content_type_lowcase = NULL; |
| 509 | 3375 |
| 657 | 3376 for (p = h->value.data; *p; p++) { |
| 3377 | |
| 3378 if (*p != ';') { | |
| 3379 continue; | |
| 3380 } | |
| 3381 | |
| 3382 last = p; | |
| 3383 | |
| 3384 while (*++p == ' ') { /* void */ } | |
| 3385 | |
| 1968 | 3386 if (*p == '\0') { |
| 3387 return NGX_OK; | |
| 3388 } | |
| 3389 | |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
1098
diff
changeset
|
3390 if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { |
| 657 | 3391 continue; |
| 3392 } | |
| 3393 | |
| 3394 p += 8; | |
| 3395 | |
| 3396 r->headers_out.content_type_len = last - h->value.data; | |
| 3397 | |
| 2244 | 3398 if (*p == '"') { |
| 3399 p++; | |
| 3400 } | |
| 3401 | |
| 3402 last = h->value.data + h->value.len; | |
| 3403 | |
| 3404 if (*(last - 1) == '"') { | |
| 3405 last--; | |
| 3406 } | |
| 3407 | |
| 3408 r->headers_out.charset.len = last - p; | |
| 657 | 3409 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
|
3410 |
|
c6c42497106c
fix segfault if upstream sends trailing ";" in "charset="
Igor Sysoev <igor@sysoev.ru>
parents:
1109
diff
changeset
|
3411 return NGX_OK; |
| 657 | 3412 } |
| 3413 | |
| 509 | 3414 return NGX_OK; |
| 3415 } | |
| 3416 | |
| 3417 | |
| 3418 static ngx_int_t | |
| 3419 ngx_http_upstream_copy_content_length(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3420 ngx_uint_t offset) | |
| 3421 { | |
| 3422 ngx_table_elt_t *ho; | |
| 3423 | |
| 3424 ho = ngx_list_push(&r->headers_out.headers); | |
| 3425 if (ho == NULL) { | |
| 3426 return NGX_ERROR; | |
| 3427 } | |
| 3428 | |
| 3429 *ho = *h; | |
| 3430 | |
| 3431 r->headers_out.content_length = ho; | |
| 3432 r->headers_out.content_length_n = ngx_atoof(h->value.data, h->value.len); | |
| 3433 | |
| 3434 return NGX_OK; | |
| 3435 } | |
| 3436 | |
| 3437 | |
| 3438 static ngx_int_t | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3439 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
|
3440 ngx_uint_t offset) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3441 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3442 ngx_table_elt_t *ho; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3443 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3444 ho = ngx_list_push(&r->headers_out.headers); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3445 if (ho == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3446 return NGX_ERROR; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3447 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3448 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3449 *ho = *h; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3450 |
|
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3451 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
|
3452 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3453 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3454 |
| 2952 | 3455 if (r->upstream->cacheable) { |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3456 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
|
3457 h->value.len); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3458 } |
|
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 #endif |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3461 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3462 return NGX_OK; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3463 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3464 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3465 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3466 static ngx_int_t |
| 509 | 3467 ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 3468 ngx_uint_t offset) | |
| 3469 { | |
| 3470 ngx_int_t rc; | |
| 3471 ngx_table_elt_t *ho; | |
| 3472 | |
| 3473 ho = ngx_list_push(&r->headers_out.headers); | |
| 3474 if (ho == NULL) { | |
| 3475 return NGX_ERROR; | |
| 3476 } | |
| 3477 | |
| 3478 *ho = *h; | |
| 3479 | |
| 3480 if (r->upstream->rewrite_redirect) { | |
| 3481 rc = r->upstream->rewrite_redirect(r, ho, 0); | |
| 3482 | |
| 529 | 3483 if (rc == NGX_DECLINED) { |
| 3484 return NGX_OK; | |
| 3485 } | |
| 3486 | |
| 509 | 3487 if (rc == NGX_OK) { |
| 3488 r->headers_out.location = ho; | |
| 3489 | |
| 3490 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 3491 "rewritten location: \"%V\"", &ho->value); | |
| 3492 } | |
| 3493 | |
| 3494 return rc; | |
| 3495 } | |
| 3496 | |
|
1653
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3497 if (ho->value.data[0] != '/') { |
|
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3498 r->headers_out.location = ho; |
|
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3499 } |
|
ea681a6a0c61
set r->headers_out.location for non-local redirects
Igor Sysoev <igor@sysoev.ru>
parents:
1640
diff
changeset
|
3500 |
| 509 | 3501 /* |
| 3502 * we do not set r->headers_out.location here to avoid the handling | |
| 3503 * the local redirects without a host name by ngx_http_header_filter() | |
| 3504 */ | |
| 3505 | |
| 3506 return NGX_OK; | |
| 3507 } | |
| 3508 | |
| 3509 | |
| 3510 static ngx_int_t | |
| 3511 ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 3512 ngx_uint_t offset) | |
| 3513 { | |
| 3514 u_char *p; | |
| 3515 ngx_int_t rc; | |
| 3516 ngx_table_elt_t *ho; | |
| 3517 | |
| 3518 ho = ngx_list_push(&r->headers_out.headers); | |
| 3519 if (ho == NULL) { | |
| 3520 return NGX_ERROR; | |
| 3521 } | |
| 3522 | |
| 3523 *ho = *h; | |
| 3524 | |
| 3525 if (r->upstream->rewrite_redirect) { | |
| 3526 | |
| 1549 | 3527 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); |
| 509 | 3528 |
| 3529 if (p) { | |
| 3530 rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); | |
| 3531 | |
| 3532 } else { | |
| 3533 return NGX_OK; | |
| 3534 } | |
| 3535 | |
| 529 | 3536 if (rc == NGX_DECLINED) { |
| 3537 return NGX_OK; | |
| 3538 } | |
| 3539 | |
| 509 | 3540 if (rc == NGX_OK) { |
| 1654 | 3541 r->headers_out.refresh = ho; |
| 3542 | |
| 509 | 3543 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 3544 "rewritten refresh: \"%V\"", &ho->value); | |
| 3545 } | |
| 3546 | |
| 3547 return rc; | |
| 3548 } | |
| 3549 | |
| 1654 | 3550 r->headers_out.refresh = ho; |
| 3551 | |
| 509 | 3552 return NGX_OK; |
| 3553 } | |
| 3554 | |
| 3555 | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3556 static ngx_int_t |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3557 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
|
3558 ngx_table_elt_t *h, ngx_uint_t offset) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3559 { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3560 ngx_table_elt_t *ho; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3561 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3562 #if (NGX_HTTP_CACHE) |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3563 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3564 if (r->cached) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3565 r->allow_ranges = 1; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3566 return NGX_OK; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3567 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3568 } |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3569 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3570 #endif |
|
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 ho = ngx_list_push(&r->headers_out.headers); |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3573 if (ho == NULL) { |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3574 return NGX_ERROR; |
|
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 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3577 *ho = *h; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3578 |
|
3004
4121acaf7a04
fix handling "Last-Modified" and "Accept-Ranges" for upstream responses
Igor Sysoev <igor@sysoev.ru>
parents:
3003
diff
changeset
|
3579 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
|
3580 |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3581 return NGX_OK; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2536
diff
changeset
|
3582 } |
|
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 |
| 509 | 3585 #if (NGX_HTTP_GZIP) |
| 3586 | |
| 3587 static ngx_int_t | |
| 3588 ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, | |
| 3589 ngx_table_elt_t *h, ngx_uint_t offset) | |
| 3590 { | |
| 3591 ngx_table_elt_t *ho; | |
| 3592 | |
| 3593 ho = ngx_list_push(&r->headers_out.headers); | |
| 3594 if (ho == NULL) { | |
| 3595 return NGX_ERROR; | |
| 3596 } | |
| 3597 | |
| 3598 *ho = *h; | |
| 3599 | |
| 3600 r->headers_out.content_encoding = ho; | |
| 3601 | |
| 3602 return NGX_OK; | |
| 3603 } | |
| 3604 | |
| 3605 #endif | |
| 3606 | |
| 3607 | |
| 487 | 3608 static ngx_int_t |
| 573 | 3609 ngx_http_upstream_add_variables(ngx_conf_t *cf) |
| 479 | 3610 { |
| 880 | 3611 ngx_http_variable_t *var, *v; |
| 479 | 3612 |
| 573 | 3613 for (v = ngx_http_upstream_vars; v->name.len; v++) { |
| 3614 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
| 3615 if (var == NULL) { | |
| 3616 return NGX_ERROR; | |
| 3617 } | |
| 3618 | |
| 637 | 3619 var->get_handler = v->get_handler; |
| 573 | 3620 var->data = v->data; |
| 3621 } | |
| 3622 | |
| 479 | 3623 return NGX_OK; |
| 3624 } | |
| 509 | 3625 |
| 3626 | |
| 573 | 3627 static ngx_int_t |
| 1181 | 3628 ngx_http_upstream_addr_variable(ngx_http_request_t *r, |
| 3629 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3630 { | |
| 3631 u_char *p; | |
| 3632 size_t len; | |
| 3633 ngx_uint_t i; | |
| 3634 ngx_http_upstream_state_t *state; | |
| 3635 | |
| 3636 v->valid = 1; | |
| 1565 | 3637 v->no_cacheable = 0; |
| 1181 | 3638 v->not_found = 0; |
| 3639 | |
| 3640 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
| 3641 v->not_found = 1; | |
| 3642 return NGX_OK; | |
| 3643 } | |
| 3644 | |
| 3645 len = 0; | |
| 3646 state = r->upstream_states->elts; | |
| 3647 | |
| 3648 for (i = 0; i < r->upstream_states->nelts; i++) { | |
| 3649 if (state[i].peer) { | |
| 3650 len += state[i].peer->len + 2; | |
| 3651 | |
| 3652 } else { | |
| 3653 len += 3; | |
| 3654 } | |
| 3655 } | |
| 3656 | |
| 2049 | 3657 p = ngx_pnalloc(r->pool, len); |
| 1181 | 3658 if (p == NULL) { |
| 3659 return NGX_ERROR; | |
| 3660 } | |
| 3661 | |
| 3662 v->data = p; | |
| 3663 | |
| 3664 i = 0; | |
| 3665 | |
| 3666 for ( ;; ) { | |
| 3667 if (state[i].peer) { | |
| 3668 p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); | |
| 3669 } | |
| 3670 | |
| 3671 if (++i == r->upstream_states->nelts) { | |
| 3672 break; | |
| 3673 } | |
| 3674 | |
| 3675 if (state[i].peer) { | |
| 3676 *p++ = ','; | |
| 3677 *p++ = ' '; | |
| 3678 | |
| 3679 } else { | |
| 3680 *p++ = ' '; | |
| 3681 *p++ = ':'; | |
| 3682 *p++ = ' '; | |
| 3683 | |
| 3684 if (++i == r->upstream_states->nelts) { | |
| 3685 break; | |
| 3686 } | |
| 3687 | |
| 3688 continue; | |
| 3689 } | |
| 3690 } | |
| 3691 | |
| 3692 v->len = p - v->data; | |
| 3693 | |
| 3694 return NGX_OK; | |
| 3695 } | |
| 3696 | |
| 3697 | |
| 3698 static ngx_int_t | |
| 573 | 3699 ngx_http_upstream_status_variable(ngx_http_request_t *r, |
| 3700 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3701 { | |
| 3702 u_char *p; | |
| 3703 size_t len; | |
| 3704 ngx_uint_t i; | |
| 3705 ngx_http_upstream_state_t *state; | |
| 3706 | |
| 3707 v->valid = 1; | |
| 1565 | 3708 v->no_cacheable = 0; |
| 573 | 3709 v->not_found = 0; |
| 3710 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3711 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
| 573 | 3712 v->not_found = 1; |
| 3713 return NGX_OK; | |
| 3714 } | |
| 3715 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3716 len = r->upstream_states->nelts * (3 + 2); |
| 573 | 3717 |
| 2049 | 3718 p = ngx_pnalloc(r->pool, len); |
| 573 | 3719 if (p == NULL) { |
| 3720 return NGX_ERROR; | |
| 3721 } | |
| 3722 | |
| 3723 v->data = p; | |
| 3724 | |
| 3725 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
|
3726 state = r->upstream_states->elts; |
| 573 | 3727 |
| 3728 for ( ;; ) { | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3729 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
|
3730 p = ngx_sprintf(p, "%ui", state[i].status); |
| 573 | 3731 |
| 3732 } else { | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3733 *p++ = '-'; |
| 573 | 3734 } |
| 3735 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3736 if (++i == r->upstream_states->nelts) { |
| 573 | 3737 break; |
| 3738 } | |
| 3739 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3740 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
|
3741 *p++ = ','; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3742 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3743 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3744 } else { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3745 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3746 *p++ = ':'; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3747 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3748 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3749 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
|
3750 break; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3751 } |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3752 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3753 continue; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3754 } |
| 573 | 3755 } |
| 3756 | |
| 3757 v->len = p - v->data; | |
| 3758 | |
| 3759 return NGX_OK; | |
| 3760 } | |
| 3761 | |
| 3762 | |
| 3763 static ngx_int_t | |
| 3764 ngx_http_upstream_response_time_variable(ngx_http_request_t *r, | |
| 3765 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3766 { | |
| 3767 u_char *p; | |
| 3768 size_t len; | |
| 3769 ngx_uint_t i; | |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3770 ngx_msec_int_t ms; |
| 573 | 3771 ngx_http_upstream_state_t *state; |
| 3772 | |
| 3773 v->valid = 1; | |
| 1565 | 3774 v->no_cacheable = 0; |
| 573 | 3775 v->not_found = 0; |
| 3776 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3777 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { |
| 573 | 3778 v->not_found = 1; |
| 3779 return NGX_OK; | |
| 3780 } | |
| 3781 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3782 len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); |
| 573 | 3783 |
| 2049 | 3784 p = ngx_pnalloc(r->pool, len); |
| 573 | 3785 if (p == NULL) { |
| 3786 return NGX_ERROR; | |
| 3787 } | |
| 3788 | |
| 3789 v->data = p; | |
| 3790 | |
| 3791 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
|
3792 state = r->upstream_states->elts; |
| 573 | 3793 |
| 3794 for ( ;; ) { | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3795 if (state[i].status) { |
| 1640 | 3796 ms = (ngx_msec_int_t) |
| 3797 (state[i].response_sec * 1000 + state[i].response_msec); | |
| 3515 | 3798 ms = ngx_max(ms, 0); |
|
889
a9a7e4b1a72b
the previous fix does not actually fix overflow
Igor Sysoev <igor@sysoev.ru>
parents:
888
diff
changeset
|
3799 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
|
3800 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3801 } else { |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3802 *p++ = '-'; |
| 573 | 3803 } |
| 3804 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3805 if (++i == r->upstream_states->nelts) { |
| 573 | 3806 break; |
| 3807 } | |
| 3808 | |
|
1168
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3809 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
|
3810 *p++ = ','; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3811 *p++ = ' '; |
|
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++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3815 *p++ = ':'; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3816 *p++ = ' '; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3817 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3818 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
|
3819 break; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3820 } |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3821 |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3822 continue; |
|
4d0d12446c3b
store the upstream states before X-Accel-Redirect to a next upstream
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
3823 } |
| 573 | 3824 } |
| 3825 | |
| 3826 v->len = p - v->data; | |
| 3827 | |
| 3828 return NGX_OK; | |
| 3829 } | |
| 3830 | |
| 3831 | |
| 2402 | 3832 static ngx_int_t |
| 3833 ngx_http_upstream_response_length_variable(ngx_http_request_t *r, | |
| 3834 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3835 { | |
| 3836 u_char *p; | |
| 3837 size_t len; | |
| 3838 ngx_uint_t i; | |
| 3839 ngx_http_upstream_state_t *state; | |
| 3840 | |
| 3841 v->valid = 1; | |
| 3842 v->no_cacheable = 0; | |
| 3843 v->not_found = 0; | |
| 3844 | |
| 3845 if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { | |
| 3846 v->not_found = 1; | |
| 3847 return NGX_OK; | |
| 3848 } | |
| 3849 | |
| 3850 len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); | |
| 3851 | |
| 3852 p = ngx_pnalloc(r->pool, len); | |
| 3853 if (p == NULL) { | |
| 3854 return NGX_ERROR; | |
| 3855 } | |
| 3856 | |
| 3857 v->data = p; | |
| 3858 | |
| 3859 i = 0; | |
| 3860 state = r->upstream_states->elts; | |
| 3861 | |
| 3862 for ( ;; ) { | |
| 3863 p = ngx_sprintf(p, "%O", state[i].response_length); | |
| 3864 | |
| 3865 if (++i == r->upstream_states->nelts) { | |
| 3866 break; | |
| 3867 } | |
| 3868 | |
| 3869 if (state[i].peer) { | |
| 3870 *p++ = ','; | |
| 3871 *p++ = ' '; | |
| 3872 | |
| 3873 } else { | |
| 3874 *p++ = ' '; | |
| 3875 *p++ = ':'; | |
| 3876 *p++ = ' '; | |
| 3877 | |
| 3878 if (++i == r->upstream_states->nelts) { | |
| 3879 break; | |
| 3880 } | |
| 3881 | |
| 3882 continue; | |
| 3883 } | |
| 3884 } | |
| 3885 | |
| 3886 v->len = p - v->data; | |
| 3887 | |
| 3888 return NGX_OK; | |
| 3889 } | |
| 3890 | |
| 3891 | |
| 1162 | 3892 ngx_int_t |
| 3893 ngx_http_upstream_header_variable(ngx_http_request_t *r, | |
| 3894 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3895 { | |
| 3896 if (r->upstream == NULL) { | |
| 3897 v->not_found = 1; | |
| 3898 return NGX_OK; | |
| 3899 } | |
| 3900 | |
| 3901 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
| 3902 &r->upstream->headers_in.headers.part, | |
| 3903 sizeof("upstream_http_") - 1); | |
| 3904 } | |
| 3905 | |
| 3906 | |
| 2952 | 3907 #if (NGX_HTTP_CACHE) |
| 3908 | |
| 3909 ngx_int_t | |
| 3910 ngx_http_upstream_cache_status(ngx_http_request_t *r, | |
| 3911 ngx_http_variable_value_t *v, uintptr_t data) | |
| 3912 { | |
| 3913 ngx_uint_t n; | |
| 3914 | |
| 3915 if (r->upstream == NULL || r->upstream->cache_status == 0) { | |
| 3916 v->not_found = 1; | |
| 3917 return NGX_OK; | |
| 3918 } | |
| 3919 | |
| 3920 n = r->upstream->cache_status - 1; | |
| 3921 | |
| 3922 v->valid = 1; | |
| 3923 v->no_cacheable = 0; | |
| 3924 v->not_found = 0; | |
| 3925 v->len = ngx_http_cache_status[n].len; | |
| 3926 v->data = ngx_http_cache_status[n].data; | |
| 3927 | |
| 3928 return NGX_OK; | |
| 3929 } | |
| 3930 | |
| 3931 #endif | |
| 3932 | |
| 3933 | |
| 651 | 3934 static char * |
| 3935 ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) | |
| 3936 { | |
| 884 | 3937 char *rv; |
| 3938 void *mconf; | |
| 3939 ngx_str_t *value; | |
| 3940 ngx_url_t u; | |
| 3941 ngx_uint_t m; | |
| 3942 ngx_conf_t pcf; | |
| 3943 ngx_http_module_t *module; | |
| 3944 ngx_http_conf_ctx_t *ctx, *http_ctx; | |
| 3945 ngx_http_upstream_srv_conf_t *uscf; | |
| 3946 | |
| 3947 ngx_memzero(&u, sizeof(ngx_url_t)); | |
| 3948 | |
| 3949 value = cf->args->elts; | |
| 3950 u.host = value[1]; | |
| 3951 u.no_resolve = 1; | |
| 3952 | |
| 3953 uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE | |
| 3954 |NGX_HTTP_UPSTREAM_WEIGHT | |
| 3955 |NGX_HTTP_UPSTREAM_MAX_FAILS | |
| 3956 |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT | |
| 3957 |NGX_HTTP_UPSTREAM_DOWN | |
| 3958 |NGX_HTTP_UPSTREAM_BACKUP); | |
| 3959 if (uscf == NULL) { | |
| 3960 return NGX_CONF_ERROR; | |
| 3961 } | |
| 3962 | |
| 651 | 3963 |
| 3964 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); | |
| 3965 if (ctx == NULL) { | |
| 3966 return NGX_CONF_ERROR; | |
| 3967 } | |
| 3968 | |
| 884 | 3969 http_ctx = cf->ctx; |
| 3970 ctx->main_conf = http_ctx->main_conf; | |
| 651 | 3971 |
| 3972 /* the upstream{}'s srv_conf */ | |
| 3973 | |
| 3974 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
| 3975 if (ctx->srv_conf == NULL) { | |
| 3976 return NGX_CONF_ERROR; | |
| 3977 } | |
| 3978 | |
| 3979 ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; | |
| 3980 | |
| 884 | 3981 uscf->srv_conf = ctx->srv_conf; |
| 3982 | |
| 651 | 3983 |
| 3984 /* the upstream{}'s loc_conf */ | |
| 3985 | |
| 3986 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); | |
| 3987 if (ctx->loc_conf == NULL) { | |
| 3988 return NGX_CONF_ERROR; | |
| 3989 } | |
| 3990 | |
| 3991 for (m = 0; ngx_modules[m]; m++) { | |
| 3992 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { | |
| 3993 continue; | |
| 3994 } | |
| 3995 | |
| 3996 module = ngx_modules[m]->ctx; | |
| 3997 | |
| 884 | 3998 if (module->create_srv_conf) { |
| 3999 mconf = module->create_srv_conf(cf); | |
| 4000 if (mconf == NULL) { | |
| 4001 return NGX_CONF_ERROR; | |
| 4002 } | |
| 4003 | |
| 4004 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf; | |
| 4005 } | |
| 4006 | |
| 651 | 4007 if (module->create_loc_conf) { |
| 4008 mconf = module->create_loc_conf(cf); | |
| 4009 if (mconf == NULL) { | |
| 4010 return NGX_CONF_ERROR; | |
| 4011 } | |
| 4012 | |
| 4013 ctx->loc_conf[ngx_modules[m]->ctx_index] = mconf; | |
| 4014 } | |
| 4015 } | |
| 4016 | |
| 4017 | |
| 4018 /* parse inside upstream{} */ | |
| 4019 | |
| 4020 pcf = *cf; | |
| 4021 cf->ctx = ctx; | |
| 4022 cf->cmd_type = NGX_HTTP_UPS_CONF; | |
| 4023 | |
| 4024 rv = ngx_conf_parse(cf, NULL); | |
| 4025 | |
| 4026 *cf = pcf; | |
| 4027 | |
| 4028 if (rv != NGX_CONF_OK) { | |
| 4029 return rv; | |
| 4030 } | |
| 4031 | |
| 4032 if (uscf->servers == NULL) { | |
| 4033 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 4034 "no servers are inside upstream"); | |
| 4035 return NGX_CONF_ERROR; | |
| 4036 } | |
| 4037 | |
| 4038 return rv; | |
| 4039 } | |
| 4040 | |
| 4041 | |
| 4042 static char * | |
| 4043 ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 4044 { | |
| 4045 ngx_http_upstream_srv_conf_t *uscf = conf; | |
| 4046 | |
| 884 | 4047 time_t fail_timeout; |
| 4048 ngx_str_t *value, s; | |
| 4049 ngx_url_t u; | |
| 4050 ngx_int_t weight, max_fails; | |
| 4051 ngx_uint_t i; | |
| 4052 ngx_http_upstream_server_t *us; | |
| 651 | 4053 |
| 4054 if (uscf->servers == NULL) { | |
| 884 | 4055 uscf->servers = ngx_array_create(cf->pool, 4, |
| 4056 sizeof(ngx_http_upstream_server_t)); | |
| 651 | 4057 if (uscf->servers == NULL) { |
| 4058 return NGX_CONF_ERROR; | |
| 4059 } | |
| 4060 } | |
| 4061 | |
| 884 | 4062 us = ngx_array_push(uscf->servers); |
| 4063 if (us == NULL) { | |
| 651 | 4064 return NGX_CONF_ERROR; |
| 4065 } | |
| 4066 | |
| 884 | 4067 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); |
| 4068 | |
| 651 | 4069 value = cf->args->elts; |
| 4070 | |
| 4071 ngx_memzero(&u, sizeof(ngx_url_t)); | |
| 4072 | |
| 4073 u.url = value[1]; | |
| 906 | 4074 u.default_port = 80; |
| 651 | 4075 |
|
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4076 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
| 651 | 4077 if (u.err) { |
| 4078 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 4079 "%s in upstream \"%V\"", u.err, &u.url); | |
| 4080 } | |
| 4081 | |
| 4082 return NGX_CONF_ERROR; | |
| 4083 } | |
| 4084 | |
| 663 | 4085 weight = 1; |
| 884 | 4086 max_fails = 1; |
| 4087 fail_timeout = 10; | |
| 4088 | |
| 4089 for (i = 2; i < cf->args->nelts; i++) { | |
| 4090 | |
| 4091 if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { | |
| 4092 | |
| 4093 if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { | |
| 4094 goto invalid; | |
| 4095 } | |
| 4096 | |
| 4097 weight = ngx_atoi(&value[i].data[7], value[i].len - 7); | |
| 663 | 4098 |
| 4099 if (weight == NGX_ERROR || weight == 0) { | |
| 4100 goto invalid; | |
| 4101 } | |
| 4102 | |
| 884 | 4103 continue; |
| 4104 } | |
| 4105 | |
| 4106 if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { | |
| 4107 | |
| 4108 if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { | |
| 4109 goto invalid; | |
| 4110 } | |
| 4111 | |
| 4112 max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); | |
| 4113 | |
| 4114 if (max_fails == NGX_ERROR) { | |
| 4115 goto invalid; | |
| 4116 } | |
| 4117 | |
| 4118 continue; | |
| 663 | 4119 } |
| 884 | 4120 |
| 4121 if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { | |
| 4122 | |
| 4123 if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { | |
| 4124 goto invalid; | |
| 4125 } | |
| 4126 | |
| 4127 s.len = value[i].len - 13; | |
| 4128 s.data = &value[i].data[13]; | |
| 4129 | |
| 4130 fail_timeout = ngx_parse_time(&s, 1); | |
| 4131 | |
| 1973 | 4132 if (fail_timeout == NGX_ERROR) { |
| 884 | 4133 goto invalid; |
| 4134 } | |
| 4135 | |
| 4136 continue; | |
| 4137 } | |
| 4138 | |
| 1378 | 4139 if (ngx_strncmp(value[i].data, "backup", 6) == 0) { |
| 4140 | |
| 4141 if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { | |
| 4142 goto invalid; | |
| 4143 } | |
| 4144 | |
| 4145 us->backup = 1; | |
| 4146 | |
| 4147 continue; | |
| 4148 } | |
| 4149 | |
| 884 | 4150 if (ngx_strncmp(value[i].data, "down", 4) == 0) { |
| 4151 | |
| 4152 if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { | |
| 4153 goto invalid; | |
| 4154 } | |
| 4155 | |
| 4156 us->down = 1; | |
| 4157 | |
| 4158 continue; | |
| 4159 } | |
| 4160 | |
| 4161 goto invalid; | |
| 663 | 4162 } |
| 4163 | |
| 884 | 4164 us->addrs = u.addrs; |
| 4165 us->naddrs = u.naddrs; | |
| 4166 us->weight = weight; | |
| 4167 us->max_fails = max_fails; | |
| 4168 us->fail_timeout = fail_timeout; | |
| 651 | 4169 |
| 4170 return NGX_CONF_OK; | |
| 663 | 4171 |
| 4172 invalid: | |
| 4173 | |
| 884 | 4174 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 4175 "invalid parameter \"%V\"", &value[i]); | |
| 663 | 4176 |
| 4177 return NGX_CONF_ERROR; | |
| 651 | 4178 } |
| 4179 | |
| 4180 | |
| 4181 ngx_http_upstream_srv_conf_t * | |
| 884 | 4182 ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) |
| 651 | 4183 { |
| 4184 ngx_uint_t i; | |
| 884 | 4185 ngx_http_upstream_server_t *us; |
| 651 | 4186 ngx_http_upstream_srv_conf_t *uscf, **uscfp; |
| 4187 ngx_http_upstream_main_conf_t *umcf; | |
| 4188 | |
| 884 | 4189 if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { |
| 4190 | |
|
1559
fe11e2a3946d
use pool instead of ngx_conf_t
Igor Sysoev <igor@sysoev.ru>
parents:
1558
diff
changeset
|
4191 if (ngx_parse_url(cf->pool, u) != NGX_OK) { |
| 651 | 4192 if (u->err) { |
| 4193 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 4194 "%s in upstream \"%V\"", u->err, &u->url); | |
| 4195 } | |
| 4196 | |
| 4197 return NULL; | |
| 4198 } | |
| 4199 } | |
| 4200 | |
| 4201 umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); | |
| 4202 | |
| 4203 uscfp = umcf->upstreams.elts; | |
| 4204 | |
| 4205 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
| 906 | 4206 |
| 4207 if (uscfp[i]->host.len != u->host.len | |
| 884 | 4208 || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) |
| 4209 != 0) | |
| 4210 { | |
| 651 | 4211 continue; |
| 4212 } | |
| 4213 | |
| 884 | 4214 if ((flags & NGX_HTTP_UPSTREAM_CREATE) |
| 4215 && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) | |
| 651 | 4216 { |
| 884 | 4217 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 4218 "duplicate upstream \"%V\"", &u->host); | |
| 4219 return NULL; | |
| 651 | 4220 } |
| 884 | 4221 |
| 906 | 4222 if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && u->port) { |
| 884 | 4223 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
| 906 | 4224 "upstream \"%V\" may not have port %d", |
| 4225 &u->host, u->port); | |
| 4226 return NULL; | |
| 4227 } | |
| 4228 | |
| 4229 if ((flags & NGX_HTTP_UPSTREAM_CREATE) && uscfp[i]->port) { | |
| 4230 ngx_log_error(NGX_LOG_WARN, cf->log, 0, | |
| 4231 "upstream \"%V\" may not have port %d in %s:%ui", | |
| 4232 &u->host, uscfp[i]->port, | |
|
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4233 uscfp[i]->file_name, uscfp[i]->line); |
| 906 | 4234 return NULL; |
| 4235 } | |
| 4236 | |
| 4237 if (uscfp[i]->port != u->port) { | |
| 4238 continue; | |
| 884 | 4239 } |
| 4240 | |
| 1340 | 4241 if (uscfp[i]->default_port && u->default_port |
| 4242 && uscfp[i]->default_port != u->default_port) | |
| 4243 { | |
| 4244 continue; | |
| 4245 } | |
| 4246 | |
| 884 | 4247 return uscfp[i]; |
| 651 | 4248 } |
| 4249 | |
| 4250 uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); | |
| 4251 if (uscf == NULL) { | |
| 4252 return NULL; | |
| 4253 } | |
| 4254 | |
| 884 | 4255 uscf->flags = flags; |
| 651 | 4256 uscf->host = u->host; |
|
1489
56f1ea5baabb
u_char* is enough to keep file name
Igor Sysoev <igor@sysoev.ru>
parents:
1469
diff
changeset
|
4257 uscf->file_name = cf->conf_file->file.name.data; |
| 651 | 4258 uscf->line = cf->conf_file->line; |
| 906 | 4259 uscf->port = u->port; |
| 4260 uscf->default_port = u->default_port; | |
| 884 | 4261 |
| 4262 if (u->naddrs == 1) { | |
| 4263 uscf->servers = ngx_array_create(cf->pool, 1, | |
| 4264 sizeof(ngx_http_upstream_server_t)); | |
| 4265 if (uscf->servers == NULL) { | |
| 4266 return NGX_CONF_ERROR; | |
| 4267 } | |
| 4268 | |
| 4269 us = ngx_array_push(uscf->servers); | |
| 4270 if (us == NULL) { | |
| 4271 return NGX_CONF_ERROR; | |
| 4272 } | |
| 4273 | |
| 4274 ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); | |
| 4275 | |
| 4276 us->addrs = u->addrs; | |
| 4277 us->naddrs = u->naddrs; | |
| 4278 } | |
| 651 | 4279 |
| 4280 uscfp = ngx_array_push(&umcf->upstreams); | |
| 4281 if (uscfp == NULL) { | |
| 4282 return NULL; | |
| 4283 } | |
| 4284 | |
| 4285 *uscfp = uscf; | |
| 4286 | |
| 4287 return uscf; | |
| 4288 } | |
| 4289 | |
| 4290 | |
|
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4291 char * |
| 3399 | 4292 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
|
4293 void *conf) |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4294 { |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4295 char *p = conf; |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4296 |
|
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4297 ngx_int_t rc; |
|
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4298 ngx_str_t *value; |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4299 ngx_addr_t **paddr; |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4300 |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4301 paddr = (ngx_addr_t **) (p + cmd->offset); |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4302 |
|
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4303 *paddr = ngx_palloc(cf->pool, sizeof(ngx_addr_t)); |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4304 if (*paddr == NULL) { |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4305 return NGX_CONF_ERROR; |
|
3271
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 |
|
3272
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4308 value = cf->args->elts; |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4309 |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4310 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
|
4311 |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4312 switch (rc) { |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4313 case NGX_OK: |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4314 (*paddr)->name = value[1]; |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4315 return NGX_CONF_OK; |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4316 |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4317 case NGX_DECLINED: |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4318 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4319 "invalid address \"%V\"", &value[1]); |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4320 default: |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4321 return NGX_CONF_ERROR; |
|
98f49b2bcae8
change ngx_parse_addr() interface
Igor Sysoev <igor@sysoev.ru>
parents:
3271
diff
changeset
|
4322 } |
|
3271
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4323 } |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4324 |
|
fcd98af88df3
proxy_bind, fastcgi_bind, and memcached_bind
Igor Sysoev <igor@sysoev.ru>
parents:
3198
diff
changeset
|
4325 |
|
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4326 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
|
4327 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
|
4328 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
|
4329 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
|
4330 { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4331 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
|
4332 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
|
4333 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
|
4334 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
|
4335 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4336 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
|
4337 && 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
|
4338 { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4339 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
|
4340 |
|
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4341 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
|
4342 #if (NGX_HTTP_CACHE) |
|
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4343 && ((conf->cache == NULL) == (prev->cache == NULL)) |
|
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4344 #endif |
|
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
4345 ) |
|
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
4346 { |
|
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4347 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
|
4348 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4349 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4350 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
|
4351 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
|
4352 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4353 } else { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4354 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
|
4355 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
|
4356 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4357 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4358 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
|
4359 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
|
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 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4363 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
|
4364 != NGX_OK) |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4365 { |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4366 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
|
4367 } |
|
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 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
|
4370 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
|
4371 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
|
4372 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
|
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 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
|
4376 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
|
4377 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
|
4378 } |
|
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 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
|
4381 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4382 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
|
4383 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4384 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
|
4385 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4386 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
|
4387 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4388 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
|
4389 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
|
4390 goto exist; |
|
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 } |
|
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 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
|
4395 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
|
4396 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
|
4397 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4398 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4399 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
|
4400 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
|
4401 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
|
4402 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4403 exist: |
|
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 continue; |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4406 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4407 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4408 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4409 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
|
4410 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4411 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
|
4412 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
|
4413 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4414 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
|
4415 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
|
4416 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4417 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
|
4418 continue; |
|
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 (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
|
4422 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
|
4423 break; |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4424 } |
|
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 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
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parents:
1699
diff
changeset
|
4427 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
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parents:
1699
diff
changeset
|
4428 |
|
40d004d95d88
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Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4429 hash->hash = &conf->hide_headers_hash; |
|
1706
9242e21d2f8d
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Igor Sysoev <igor@sysoev.ru>
parents:
1705
diff
changeset
|
4430 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
|
4431 hash->pool = cf->pool; |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
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parents:
1699
diff
changeset
|
4432 hash->temp_pool = NULL; |
|
1706
9242e21d2f8d
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parents:
1705
diff
changeset
|
4433 |
|
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
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parents:
1699
diff
changeset
|
4434 return ngx_hash_init(hash, hide_headers.elts, hide_headers.nelts); |
|
40d004d95d88
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parents:
1699
diff
changeset
|
4435 } |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4436 |
|
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
4437 |
| 509 | 4438 static void * |
| 4439 ngx_http_upstream_create_main_conf(ngx_conf_t *cf) | |
| 4440 { | |
| 4441 ngx_http_upstream_main_conf_t *umcf; | |
| 4442 | |
| 4443 umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); | |
| 4444 if (umcf == NULL) { | |
| 4445 return NULL; | |
| 4446 } | |
| 4447 | |
| 651 | 4448 if (ngx_array_init(&umcf->upstreams, cf->pool, 4, |
| 4449 sizeof(ngx_http_upstream_srv_conf_t *)) | |
| 4450 != NGX_OK) | |
| 4451 { | |
|
2912
c7d57b539248
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Igor Sysoev <igor@sysoev.ru>
parents:
2882
diff
changeset
|
4452 return NULL; |
| 651 | 4453 } |
| 4454 | |
| 509 | 4455 return umcf; |
| 4456 } | |
| 4457 | |
| 4458 | |
| 4459 static char * | |
| 651 | 4460 ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) |
| 509 | 4461 { |
| 4462 ngx_http_upstream_main_conf_t *umcf = conf; | |
| 4463 | |
| 651 | 4464 ngx_uint_t i; |
| 4465 ngx_array_t headers_in; | |
| 4466 ngx_hash_key_t *hk; | |
| 4467 ngx_hash_init_t hash; | |
| 884 | 4468 ngx_http_upstream_init_pt init; |
| 651 | 4469 ngx_http_upstream_header_t *header; |
| 4470 ngx_http_upstream_srv_conf_t **uscfp; | |
| 4471 | |
| 4472 uscfp = umcf->upstreams.elts; | |
| 4473 | |
| 4474 for (i = 0; i < umcf->upstreams.nelts; i++) { | |
| 884 | 4475 |
| 4476 init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: | |
| 4477 ngx_http_upstream_init_round_robin; | |
| 4478 | |
| 4479 if (init(cf, uscfp[i]) != NGX_OK) { | |
| 651 | 4480 return NGX_CONF_ERROR; |
| 4481 } | |
| 4482 } | |
| 649 | 4483 |
| 663 | 4484 |
| 884 | 4485 /* upstream_headers_in_hash */ |
| 4486 | |
| 649 | 4487 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) |
| 4488 != NGX_OK) | |
| 509 | 4489 { |
| 4490 return NGX_CONF_ERROR; | |
| 4491 } | |
| 4492 | |
| 649 | 4493 for (header = ngx_http_upstream_headers_in; header->name.len; header++) { |
| 4494 hk = ngx_array_push(&headers_in); | |
| 4495 if (hk == NULL) { | |
| 4496 return NGX_CONF_ERROR; | |
| 4497 } | |
| 4498 | |
| 4499 hk->key = header->name; | |
| 4500 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); | |
| 4501 hk->value = header; | |
| 4502 } | |
| 4503 | |
| 4504 hash.hash = &umcf->headers_in_hash; | |
| 4505 hash.key = ngx_hash_key_lc; | |
| 4506 hash.max_size = 512; | |
|
751
bae59a740c40
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Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
4507 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
| 649 | 4508 hash.name = "upstream_headers_in_hash"; |
| 4509 hash.pool = cf->pool; | |
| 4510 hash.temp_pool = NULL; | |
| 4511 | |
| 4512 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { | |
| 4513 return NGX_CONF_ERROR; | |
| 4514 } | |
| 509 | 4515 |
| 4516 return NGX_CONF_OK; | |
| 4517 } |