Mercurial > hg > nginx
annotate src/http/modules/ngx_http_fastcgi_module.c @ 1328:c46a10172c9a stable-0.5
r1277 merge:
fix headers split in FastCGI records
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Sun, 22 Jul 2007 09:05:43 +0000 |
| parents | 11c5a854d4e2 |
| children | 13a4ce6e7f1e d59617e7e6a1 |
| 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 #include <nginx.h> | |
| 11 | |
| 12 | |
| 13 typedef struct { | |
| 651 | 14 ngx_http_upstream_conf_t upstream; |
| 15 | |
| 16 ngx_str_t index; | |
| 17 | |
| 18 ngx_array_t *flushes; | |
| 19 ngx_array_t *params_len; | |
| 20 ngx_array_t *params; | |
| 21 ngx_array_t *params_source; | |
| 1228 | 22 ngx_array_t *catch_stderr; |
| 479 | 23 } ngx_http_fastcgi_loc_conf_t; |
| 24 | |
| 25 | |
| 26 typedef enum { | |
| 27 ngx_http_fastcgi_st_version = 0, | |
| 28 ngx_http_fastcgi_st_type, | |
| 29 ngx_http_fastcgi_st_request_id_hi, | |
| 30 ngx_http_fastcgi_st_request_id_lo, | |
| 31 ngx_http_fastcgi_st_content_length_hi, | |
| 32 ngx_http_fastcgi_st_content_length_lo, | |
| 33 ngx_http_fastcgi_st_padding_length, | |
| 34 ngx_http_fastcgi_st_reserved, | |
| 35 ngx_http_fastcgi_st_data, | |
| 515 | 36 ngx_http_fastcgi_st_padding |
| 479 | 37 } ngx_http_fastcgi_state_e; |
| 38 | |
| 39 | |
| 40 typedef struct { | |
| 1328 | 41 u_char *start; |
| 42 u_char *end; | |
| 43 } ngx_http_fastcgi_split_part_t; | |
| 44 | |
| 45 | |
| 46 typedef struct { | |
| 651 | 47 ngx_http_fastcgi_state_e state; |
| 48 u_char *pos; | |
| 49 u_char *last; | |
| 50 ngx_uint_t type; | |
| 51 size_t length; | |
| 52 size_t padding; | |
| 53 | |
| 1328 | 54 ngx_uint_t fastcgi_stdout; /* unsigned :1 */ |
| 55 | |
| 56 ngx_array_t *split_parts; | |
| 479 | 57 } ngx_http_fastcgi_ctx_t; |
| 58 | |
| 59 | |
| 60 #define NGX_HTTP_FASTCGI_RESPONDER 1 | |
| 61 | |
| 62 #define NGX_HTTP_FASTCGI_BEGIN_REQUEST 1 | |
| 63 #define NGX_HTTP_FASTCGI_ABORT_REQUEST 2 | |
| 64 #define NGX_HTTP_FASTCGI_END_REQUEST 3 | |
| 65 #define NGX_HTTP_FASTCGI_PARAMS 4 | |
| 66 #define NGX_HTTP_FASTCGI_STDIN 5 | |
| 67 #define NGX_HTTP_FASTCGI_STDOUT 6 | |
| 68 #define NGX_HTTP_FASTCGI_STDERR 7 | |
| 69 #define NGX_HTTP_FASTCGI_DATA 8 | |
| 70 | |
| 71 | |
| 72 typedef struct { | |
| 73 u_char version; | |
| 74 u_char type; | |
| 75 u_char request_id_hi; | |
| 76 u_char request_id_lo; | |
| 77 u_char content_length_hi; | |
| 78 u_char content_length_lo; | |
| 79 u_char padding_length; | |
| 80 u_char reserved; | |
| 81 } ngx_http_fastcgi_header_t; | |
| 82 | |
| 83 | |
| 84 typedef struct { | |
| 85 u_char role_hi; | |
| 86 u_char role_lo; | |
| 87 u_char flags; | |
| 88 u_char reserved[5]; | |
| 89 } ngx_http_fastcgi_begin_request_t; | |
| 90 | |
| 91 | |
| 509 | 92 typedef struct { |
| 93 u_char version; | |
| 94 u_char type; | |
| 95 u_char request_id_hi; | |
| 96 u_char request_id_lo; | |
| 97 } ngx_http_fastcgi_header_small_t; | |
| 98 | |
| 99 | |
| 100 typedef struct { | |
| 101 ngx_http_fastcgi_header_t h0; | |
| 102 ngx_http_fastcgi_begin_request_t br; | |
| 103 ngx_http_fastcgi_header_small_t h1; | |
| 104 } ngx_http_fastcgi_request_start_t; | |
| 105 | |
| 106 | |
| 479 | 107 static ngx_int_t ngx_http_fastcgi_create_request(ngx_http_request_t *r); |
| 108 static ngx_int_t ngx_http_fastcgi_reinit_request(ngx_http_request_t *r); | |
| 109 static ngx_int_t ngx_http_fastcgi_process_header(ngx_http_request_t *r); | |
| 110 static ngx_int_t ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, | |
| 487 | 111 ngx_buf_t *buf); |
| 479 | 112 static ngx_int_t ngx_http_fastcgi_process_record(ngx_http_request_t *r, |
| 487 | 113 ngx_http_fastcgi_ctx_t *f); |
| 479 | 114 static void ngx_http_fastcgi_abort_request(ngx_http_request_t *r); |
| 115 static void ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, | |
| 487 | 116 ngx_int_t rc); |
| 479 | 117 |
| 509 | 118 static ngx_int_t ngx_http_fastcgi_add_variables(ngx_conf_t *cf); |
| 119 static void *ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf); | |
| 120 static char *ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, | |
| 121 void *parent, void *child); | |
| 573 | 122 static ngx_int_t ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r, |
| 123 ngx_http_variable_value_t *v, uintptr_t data); | |
| 509 | 124 |
| 479 | 125 static char *ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, |
| 487 | 126 void *conf); |
| 479 | 127 static char *ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, |
| 487 | 128 void *data); |
| 479 | 129 |
| 884 | 130 static char *ngx_http_fastcgi_upstream_max_fails_unsupported(ngx_conf_t *cf, |
| 131 ngx_command_t *cmd, void *conf); | |
| 132 static char *ngx_http_fastcgi_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 133 ngx_command_t *cmd, void *conf); | |
| 134 | |
| 479 | 135 |
| 509 | 136 static ngx_http_fastcgi_request_start_t ngx_http_fastcgi_request_start = { |
| 137 { 1, /* version */ | |
| 138 NGX_HTTP_FASTCGI_BEGIN_REQUEST, /* type */ | |
| 139 0, /* request_id_hi */ | |
| 140 1, /* request_id_lo */ | |
| 141 0, /* content_length_hi */ | |
| 142 sizeof(ngx_http_fastcgi_begin_request_t), /* content_length_lo */ | |
| 143 0, /* padding_length */ | |
| 144 0 }, /* reserved */ | |
| 145 | |
| 146 { 0, /* role_hi */ | |
| 147 NGX_HTTP_FASTCGI_RESPONDER, /* role_lo */ | |
| 148 0, /* NGX_HTTP_FASTCGI_KEEP_CONN */ /* flags */ | |
| 149 { 0, 0, 0, 0, 0 } }, /* reserved[5] */ | |
| 150 | |
| 151 { 1, /* version */ | |
| 152 NGX_HTTP_FASTCGI_PARAMS, /* type */ | |
| 153 0, /* request_id_hi */ | |
| 154 1 }, /* request_id_lo */ | |
| 155 | |
| 156 }; | |
| 157 | |
| 158 | |
| 159 static ngx_str_t ngx_http_fastcgi_script_name = | |
| 160 ngx_string("fastcgi_script_name"); | |
| 479 | 161 |
| 162 | |
| 509 | 163 static ngx_conf_post_t ngx_http_fastcgi_lowat_post = |
| 164 { ngx_http_fastcgi_lowat_check }; | |
| 479 | 165 |
| 581 | 166 static ngx_conf_deprecated_t ngx_conf_deprecated_fastcgi_header_buffer_size = { |
| 167 ngx_conf_deprecated, "fastcgi_header_buffer_size", "fastcgi_buffer_size" | |
| 168 }; | |
| 169 | |
| 657 | 170 static ngx_conf_deprecated_t ngx_conf_deprecated_fastcgi_redirect_errors = { |
| 171 ngx_conf_deprecated, "fastcgi_redirect_errors", "fastcgi_intercept_errors" | |
| 172 }; | |
| 173 | |
| 479 | 174 |
| 175 static ngx_conf_bitmask_t ngx_http_fastcgi_next_upstream_masks[] = { | |
| 176 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, | |
| 177 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, | |
| 178 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, | |
| 179 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, | |
| 623 | 180 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
| 479 | 181 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
| 665 | 182 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, |
| 479 | 183 { ngx_null_string, 0 } |
| 184 }; | |
| 185 | |
| 186 | |
| 187 static ngx_command_t ngx_http_fastcgi_commands[] = { | |
| 188 | |
| 189 { ngx_string("fastcgi_pass"), | |
| 629 | 190 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1, |
| 479 | 191 ngx_http_fastcgi_pass, |
| 192 NGX_HTTP_LOC_CONF_OFFSET, | |
| 193 0, | |
| 194 NULL }, | |
| 195 | |
| 196 { ngx_string("fastcgi_index"), | |
| 197 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 198 ngx_conf_set_str_slot, | |
| 199 NGX_HTTP_LOC_CONF_OFFSET, | |
| 200 offsetof(ngx_http_fastcgi_loc_conf_t, index), | |
| 201 NULL }, | |
| 202 | |
| 629 | 203 { ngx_string("fastcgi_ignore_client_abort"), |
| 204 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 205 ngx_conf_set_flag_slot, | |
| 206 NGX_HTTP_LOC_CONF_OFFSET, | |
| 207 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.ignore_client_abort), | |
| 208 NULL }, | |
| 209 | |
| 479 | 210 { ngx_string("fastcgi_connect_timeout"), |
| 211 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 212 ngx_conf_set_msec_slot, | |
| 213 NGX_HTTP_LOC_CONF_OFFSET, | |
| 214 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.connect_timeout), | |
| 215 NULL }, | |
| 216 | |
| 217 { ngx_string("fastcgi_send_timeout"), | |
| 218 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 219 ngx_conf_set_msec_slot, | |
| 220 NGX_HTTP_LOC_CONF_OFFSET, | |
| 221 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_timeout), | |
| 222 NULL }, | |
| 223 | |
| 224 { ngx_string("fastcgi_send_lowat"), | |
| 225 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 226 ngx_conf_set_size_slot, | |
| 227 NGX_HTTP_LOC_CONF_OFFSET, | |
| 228 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_lowat), | |
| 229 &ngx_http_fastcgi_lowat_post }, | |
| 230 | |
| 581 | 231 { ngx_string("fastcgi_buffer_size"), |
| 232 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 233 ngx_conf_set_size_slot, | |
| 234 NGX_HTTP_LOC_CONF_OFFSET, | |
| 235 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size), | |
| 236 NULL }, | |
| 237 | |
| 479 | 238 { ngx_string("fastcgi_header_buffer_size"), |
| 239 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 240 ngx_conf_set_size_slot, | |
| 241 NGX_HTTP_LOC_CONF_OFFSET, | |
| 581 | 242 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size), |
| 243 &ngx_conf_deprecated_fastcgi_header_buffer_size }, | |
| 479 | 244 |
| 509 | 245 { ngx_string("fastcgi_pass_request_headers"), |
| 246 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 247 ngx_conf_set_flag_slot, | |
| 248 NGX_HTTP_LOC_CONF_OFFSET, | |
| 249 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_headers), | |
| 250 NULL }, | |
| 251 | |
| 252 { ngx_string("fastcgi_pass_request_body"), | |
| 253 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 254 ngx_conf_set_flag_slot, | |
| 255 NGX_HTTP_LOC_CONF_OFFSET, | |
| 256 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_body), | |
| 257 NULL }, | |
| 258 | |
| 657 | 259 { ngx_string("fastcgi_intercept_errors"), |
| 260 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 261 ngx_conf_set_flag_slot, | |
| 262 NGX_HTTP_LOC_CONF_OFFSET, | |
| 263 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.intercept_errors), | |
| 264 NULL }, | |
| 265 | |
| 487 | 266 { ngx_string("fastcgi_redirect_errors"), |
| 267 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 268 ngx_conf_set_flag_slot, | |
| 269 NGX_HTTP_LOC_CONF_OFFSET, | |
| 657 | 270 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.intercept_errors), |
| 271 &ngx_conf_deprecated_fastcgi_redirect_errors }, | |
| 487 | 272 |
| 479 | 273 { ngx_string("fastcgi_read_timeout"), |
| 274 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 275 ngx_conf_set_msec_slot, | |
| 276 NGX_HTTP_LOC_CONF_OFFSET, | |
| 277 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.read_timeout), | |
| 278 NULL }, | |
| 279 | |
| 280 { ngx_string("fastcgi_buffers"), | |
| 281 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 282 ngx_conf_set_bufs_slot, | |
| 283 NGX_HTTP_LOC_CONF_OFFSET, | |
| 284 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.bufs), | |
| 285 NULL }, | |
| 286 | |
| 287 { ngx_string("fastcgi_busy_buffers_size"), | |
| 288 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 289 ngx_conf_set_size_slot, | |
| 290 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 291 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.busy_buffers_size_conf), |
| 479 | 292 NULL }, |
| 293 | |
| 294 { ngx_string("fastcgi_temp_path"), | |
| 295 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
| 296 ngx_conf_set_path_slot, | |
| 297 NGX_HTTP_LOC_CONF_OFFSET, | |
| 298 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_path), | |
| 299 (void *) ngx_garbage_collector_temp_handler }, | |
| 300 | |
| 301 { ngx_string("fastcgi_max_temp_file_size"), | |
| 302 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 303 ngx_conf_set_size_slot, | |
| 304 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 305 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_temp_file_size_conf), |
| 479 | 306 NULL }, |
| 307 | |
| 308 { ngx_string("fastcgi_temp_file_write_size"), | |
| 309 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 310 ngx_conf_set_size_slot, | |
| 311 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 312 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_file_write_size_conf), |
| 479 | 313 NULL }, |
| 314 | |
| 315 { ngx_string("fastcgi_next_upstream"), | |
| 547 | 316 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
| 479 | 317 ngx_conf_set_bitmask_slot, |
| 318 NGX_HTTP_LOC_CONF_OFFSET, | |
| 319 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.next_upstream), | |
| 320 &ngx_http_fastcgi_next_upstream_masks }, | |
| 321 | |
| 561 | 322 { ngx_string("fastcgi_upstream_max_fails"), |
| 323 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 324 ngx_http_fastcgi_upstream_max_fails_unsupported, |
| 325 0, | |
| 326 0, | |
| 561 | 327 NULL }, |
| 328 | |
| 329 { ngx_string("fastcgi_upstream_fail_timeout"), | |
| 330 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 331 ngx_http_fastcgi_upstream_fail_timeout_unsupported, |
| 332 0, | |
| 333 0, | |
| 561 | 334 NULL }, |
| 335 | |
| 509 | 336 { ngx_string("fastcgi_param"), |
| 337 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 649 | 338 ngx_conf_set_keyval_slot, |
| 485 | 339 NGX_HTTP_LOC_CONF_OFFSET, |
| 509 | 340 offsetof(ngx_http_fastcgi_loc_conf_t, params_source), |
| 485 | 341 NULL }, |
| 342 | |
| 649 | 343 { ngx_string("fastcgi_pass_header"), |
| 344 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 345 ngx_conf_set_str_array_slot, | |
| 346 NGX_HTTP_LOC_CONF_OFFSET, | |
| 347 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_headers), | |
| 348 NULL }, | |
| 349 | |
| 350 { ngx_string("fastcgi_hide_header"), | |
| 351 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 352 ngx_conf_set_str_array_slot, | |
| 353 NGX_HTTP_LOC_CONF_OFFSET, | |
| 354 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.hide_headers), | |
| 355 NULL }, | |
| 356 | |
| 1228 | 357 { ngx_string("fastcgi_catch_stderr"), |
| 358 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 359 ngx_conf_set_str_array_slot, | |
| 360 NGX_HTTP_LOC_CONF_OFFSET, | |
| 361 offsetof(ngx_http_fastcgi_loc_conf_t, catch_stderr), | |
| 362 NULL }, | |
| 363 | |
| 479 | 364 ngx_null_command |
| 365 }; | |
| 366 | |
| 367 | |
| 667 | 368 static ngx_http_module_t ngx_http_fastcgi_module_ctx = { |
| 509 | 369 ngx_http_fastcgi_add_variables, /* preconfiguration */ |
| 370 NULL, /* postconfiguration */ | |
| 479 | 371 |
| 372 NULL, /* create main configuration */ | |
| 373 NULL, /* init main configuration */ | |
| 374 | |
| 375 NULL, /* create server configuration */ | |
| 376 NULL, /* merge server configuration */ | |
| 377 | |
| 378 ngx_http_fastcgi_create_loc_conf, /* create location configuration */ | |
| 379 ngx_http_fastcgi_merge_loc_conf /* merge location configuration */ | |
| 380 }; | |
| 381 | |
| 382 | |
| 383 ngx_module_t ngx_http_fastcgi_module = { | |
| 509 | 384 NGX_MODULE_V1, |
| 479 | 385 &ngx_http_fastcgi_module_ctx, /* module context */ |
| 386 ngx_http_fastcgi_commands, /* module directives */ | |
| 387 NGX_HTTP_MODULE, /* module type */ | |
| 541 | 388 NULL, /* init master */ |
| 479 | 389 NULL, /* init module */ |
| 541 | 390 NULL, /* init process */ |
| 391 NULL, /* init thread */ | |
| 392 NULL, /* exit thread */ | |
| 393 NULL, /* exit process */ | |
| 394 NULL, /* exit master */ | |
| 395 NGX_MODULE_V1_PADDING | |
| 479 | 396 }; |
| 397 | |
| 398 | |
| 649 | 399 static ngx_str_t ngx_http_fastcgi_hide_headers[] = { |
| 400 ngx_string("Status"), | |
| 401 ngx_string("X-Accel-Expires"), | |
| 402 ngx_string("X-Accel-Redirect"), | |
| 403 ngx_string("X-Accel-Limit-Rate"), | |
| 404 ngx_string("X-Accel-Buffer"), | |
| 405 ngx_null_string | |
| 406 }; | |
| 407 | |
| 408 | |
| 487 | 409 static ngx_int_t |
| 410 ngx_http_fastcgi_handler(ngx_http_request_t *r) | |
| 479 | 411 { |
| 412 ngx_int_t rc; | |
| 413 ngx_http_upstream_t *u; | |
| 414 ngx_http_fastcgi_loc_conf_t *flcf; | |
| 415 | |
|
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416 if (r->subrequest_in_memory) { |
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417 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, |
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418 "ngx_http_fastcgi_module does not support " |
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419 "subrequest in memeory"); |
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420 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
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421 } |
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422 |
| 479 | 423 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
| 424 | |
| 501 | 425 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
| 426 if (u == NULL) { | |
| 479 | 427 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| 428 } | |
| 429 | |
| 430 u->peer.log = r->connection->log; | |
| 431 u->peer.log_error = NGX_ERROR_ERR; | |
| 432 #if (NGX_THREADS) | |
| 433 u->peer.lock = &r->connection->lock; | |
| 434 #endif | |
| 435 | |
| 436 u->output.tag = (ngx_buf_tag_t) &ngx_http_fastcgi_module; | |
| 437 | |
| 438 u->conf = &flcf->upstream; | |
| 439 | |
| 440 u->create_request = ngx_http_fastcgi_create_request; | |
| 441 u->reinit_request = ngx_http_fastcgi_reinit_request; | |
| 442 u->process_header = ngx_http_fastcgi_process_header; | |
| 443 u->abort_request = ngx_http_fastcgi_abort_request; | |
| 444 u->finalize_request = ngx_http_fastcgi_finalize_request; | |
| 445 | |
| 649 | 446 u->buffering = 1; |
| 447 | |
| 581 | 448 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); |
| 449 if (u->pipe == NULL) { | |
| 450 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 451 } | |
| 452 | |
| 453 u->pipe->input_filter = ngx_http_fastcgi_input_filter; | |
| 454 u->pipe->input_ctx = r; | |
| 479 | 455 |
| 456 r->upstream = u; | |
| 457 | |
| 458 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); | |
| 459 | |
| 460 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
| 461 return rc; | |
| 462 } | |
| 463 | |
| 464 return NGX_DONE; | |
| 465 } | |
| 466 | |
| 467 | |
| 487 | 468 static ngx_int_t |
| 469 ngx_http_fastcgi_create_request(ngx_http_request_t *r) | |
| 479 | 470 { |
| 509 | 471 off_t file_pos; |
| 472 u_char ch, *pos; | |
| 473 size_t size, len, key_len, val_len, padding; | |
| 474 ngx_uint_t i, n, next; | |
| 475 ngx_buf_t *b; | |
| 476 ngx_chain_t *cl, *body; | |
| 477 ngx_list_part_t *part; | |
| 478 ngx_table_elt_t *header; | |
| 479 ngx_http_script_code_pt code; | |
| 480 ngx_http_script_engine_t e, le; | |
| 481 ngx_http_fastcgi_header_t *h; | |
| 482 ngx_http_fastcgi_loc_conf_t *flcf; | |
| 483 ngx_http_script_len_code_pt lcode; | |
| 479 | 484 |
| 509 | 485 len = 0; |
| 485 | 486 |
| 479 | 487 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
| 488 | |
| 509 | 489 if (flcf->params_len) { |
| 490 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
| 479 | 491 |
| 573 | 492 ngx_http_script_flush_no_cachable_variables(r, flcf->flushes); |
| 493 le.flushed = 1; | |
| 494 | |
| 509 | 495 le.ip = flcf->params_len->elts; |
| 496 le.request = r; | |
| 479 | 497 |
| 509 | 498 while (*(uintptr_t *) le.ip) { |
| 487 | 499 |
| 509 | 500 lcode = *(ngx_http_script_len_code_pt *) le.ip; |
| 501 key_len = lcode(&le); | |
| 479 | 502 |
| 509 | 503 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { |
| 504 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 505 } | |
| 506 le.ip += sizeof(uintptr_t); | |
| 479 | 507 |
| 537 | 508 len += 1 + key_len + ((val_len > 127) ? 4 : 1) + val_len; |
| 485 | 509 } |
| 510 } | |
| 511 | |
| 509 | 512 if (flcf->upstream.pass_request_headers) { |
| 485 | 513 |
| 509 | 514 part = &r->headers_in.headers.part; |
| 515 header = part->elts; | |
| 516 | |
| 517 for (i = 0; /* void */; i++) { | |
| 479 | 518 |
| 509 | 519 if (i >= part->nelts) { |
| 520 if (part->next == NULL) { | |
| 521 break; | |
| 522 } | |
| 479 | 523 |
| 509 | 524 part = part->next; |
| 525 header = part->elts; | |
| 526 i = 0; | |
| 479 | 527 } |
| 528 | |
| 509 | 529 len += ((sizeof("HTTP_") - 1 + header[i].key.len > 127) ? 4 : 1) |
| 530 + ((header[i].value.len > 127) ? 4 : 1) | |
| 531 + sizeof("HTTP_") - 1 + header[i].key.len + header[i].value.len; | |
| 479 | 532 } |
| 533 } | |
| 534 | |
| 535 | |
| 536 if (len > 65535) { | |
| 537 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
| 538 "fastcgi: the request record is too big"); | |
| 539 return NGX_ERROR; | |
| 540 } | |
| 541 | |
| 542 | |
| 543 padding = 8 - len % 8; | |
| 544 padding = (padding == 8) ? 0 : padding; | |
| 545 | |
| 546 | |
| 547 size = sizeof(ngx_http_fastcgi_header_t) | |
| 548 + sizeof(ngx_http_fastcgi_begin_request_t) | |
| 549 | |
| 550 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */ | |
| 551 + len + padding | |
| 552 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */ | |
| 553 | |
| 554 + sizeof(ngx_http_fastcgi_header_t); /* NGX_HTTP_FASTCGI_STDIN */ | |
| 555 | |
| 556 | |
| 501 | 557 b = ngx_create_temp_buf(r->pool, size); |
| 558 if (b == NULL) { | |
| 479 | 559 return NGX_ERROR; |
| 560 } | |
| 561 | |
| 501 | 562 cl = ngx_alloc_chain_link(r->pool); |
| 563 if (cl == NULL) { | |
| 479 | 564 return NGX_ERROR; |
| 565 } | |
| 566 | |
| 567 cl->buf = b; | |
| 568 | |
| 509 | 569 ngx_memcpy(b->pos, &ngx_http_fastcgi_request_start, |
| 570 sizeof(ngx_http_fastcgi_request_start_t)); | |
| 479 | 571 |
| 572 h = (ngx_http_fastcgi_header_t *) | |
| 573 (b->pos + sizeof(ngx_http_fastcgi_header_t) | |
| 574 + sizeof(ngx_http_fastcgi_begin_request_t)); | |
| 575 | |
| 576 h->content_length_hi = (u_char) ((len >> 8) & 0xff); | |
| 577 h->content_length_lo = (u_char) (len & 0xff); | |
| 578 h->padding_length = (u_char) padding; | |
| 579 h->reserved = 0; | |
| 580 | |
| 581 b->last = b->pos + sizeof(ngx_http_fastcgi_header_t) | |
| 582 + sizeof(ngx_http_fastcgi_begin_request_t) | |
| 583 + sizeof(ngx_http_fastcgi_header_t); | |
| 584 | |
| 585 | |
| 509 | 586 if (flcf->params_len) { |
| 587 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
| 479 | 588 |
| 509 | 589 e.ip = flcf->params->elts; |
| 590 e.pos = b->last; | |
| 591 e.request = r; | |
| 573 | 592 e.flushed = 1; |
| 479 | 593 |
| 509 | 594 le.ip = flcf->params_len->elts; |
| 479 | 595 |
| 509 | 596 while (*(uintptr_t *) le.ip) { |
| 479 | 597 |
| 509 | 598 lcode = *(ngx_http_script_len_code_pt *) le.ip; |
| 599 key_len = (u_char) lcode(&le); | |
| 479 | 600 |
| 509 | 601 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { |
| 602 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 603 } | |
| 604 le.ip += sizeof(uintptr_t); | |
| 479 | 605 |
| 537 | 606 *e.pos++ = (u_char) key_len; |
| 479 | 607 |
| 537 | 608 if (val_len > 127) { |
| 609 *e.pos++ = (u_char) (((val_len >> 24) & 0x7f) | 0x80); | |
| 610 *e.pos++ = (u_char) ((val_len >> 16) & 0xff); | |
| 611 *e.pos++ = (u_char) ((val_len >> 8) & 0xff); | |
| 612 *e.pos++ = (u_char) (val_len & 0xff); | |
| 479 | 613 |
| 537 | 614 } else { |
| 615 *e.pos++ = (u_char) val_len; | |
| 509 | 616 } |
| 479 | 617 |
| 509 | 618 while (*(uintptr_t *) e.ip) { |
| 619 code = *(ngx_http_script_code_pt *) e.ip; | |
| 620 code((ngx_http_script_engine_t *) &e); | |
| 621 } | |
| 622 e.ip += sizeof(uintptr_t); | |
| 479 | 623 } |
| 624 | |
| 509 | 625 b->last = e.pos; |
| 487 | 626 } |
| 627 | |
| 628 | |
| 509 | 629 if (flcf->upstream.pass_request_headers) { |
| 479 | 630 |
| 509 | 631 part = &r->headers_in.headers.part; |
| 632 header = part->elts; | |
| 479 | 633 |
| 509 | 634 for (i = 0; /* void */; i++) { |
| 491 | 635 |
| 509 | 636 if (i >= part->nelts) { |
| 637 if (part->next == NULL) { | |
| 577 | 638 break; |
| 509 | 639 } |
| 577 | 640 |
| 509 | 641 part = part->next; |
| 642 header = part->elts; | |
| 643 i = 0; | |
| 644 } | |
| 479 | 645 |
| 509 | 646 len = sizeof("HTTP_") - 1 + header[i].key.len; |
| 647 if (len > 127) { | |
| 648 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80); | |
| 649 *b->last++ = (u_char) ((len >> 16) & 0xff); | |
| 650 *b->last++ = (u_char) ((len >> 8) & 0xff); | |
| 651 *b->last++ = (u_char) (len & 0xff); | |
| 577 | 652 |
| 509 | 653 } else { |
| 654 *b->last++ = (u_char) len; | |
| 487 | 655 } |
| 656 | |
| 509 | 657 len = header[i].value.len; |
| 658 if (len > 127) { | |
| 659 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80); | |
| 660 *b->last++ = (u_char) ((len >> 16) & 0xff); | |
| 661 *b->last++ = (u_char) ((len >> 8) & 0xff); | |
| 662 *b->last++ = (u_char) (len & 0xff); | |
| 487 | 663 |
| 509 | 664 } else { |
| 665 *b->last++ = (u_char) len; | |
| 479 | 666 } |
| 667 | |
| 509 | 668 b->last = ngx_cpymem(b->last, "HTTP_", sizeof("HTTP_") - 1); |
| 479 | 669 |
| 509 | 670 for (n = 0; n < header[i].key.len; n++) { |
| 671 ch = header[i].key.data[n]; | |
| 479 | 672 |
| 509 | 673 if (ch >= 'a' && ch <= 'z') { |
| 674 ch &= ~0x20; | |
| 479 | 675 |
| 509 | 676 } else if (ch == '-') { |
| 677 ch = '_'; | |
| 678 } | |
| 479 | 679 |
| 509 | 680 *b->last++ = ch; |
| 479 | 681 } |
| 682 | |
| 573 | 683 b->last = ngx_copy(b->last, header[i].value.data, |
| 684 header[i].value.len); | |
| 479 | 685 } |
| 686 } | |
| 687 | |
| 688 | |
| 689 if (padding) { | |
| 690 ngx_memzero(b->last, padding); | |
| 691 b->last += padding; | |
| 692 } | |
| 693 | |
| 694 | |
| 695 h = (ngx_http_fastcgi_header_t *) b->last; | |
| 696 b->last += sizeof(ngx_http_fastcgi_header_t); | |
| 697 | |
| 698 h->version = 1; | |
| 699 h->type = NGX_HTTP_FASTCGI_PARAMS; | |
| 700 h->request_id_hi = 0; | |
| 701 h->request_id_lo = 1; | |
| 702 h->content_length_hi = 0; | |
| 703 h->content_length_lo = 0; | |
| 704 h->padding_length = 0; | |
| 705 h->reserved = 0; | |
| 706 | |
| 707 h = (ngx_http_fastcgi_header_t *) b->last; | |
| 708 b->last += sizeof(ngx_http_fastcgi_header_t); | |
| 709 | |
| 509 | 710 if (flcf->upstream.pass_request_body) { |
| 711 body = r->upstream->request_bufs; | |
| 712 r->upstream->request_bufs = cl; | |
| 479 | 713 |
| 714 #if (NGX_SUPPRESS_WARN) | |
| 509 | 715 file_pos = 0; |
| 716 pos = NULL; | |
| 479 | 717 #endif |
| 718 | |
| 509 | 719 while (body) { |
| 479 | 720 |
| 509 | 721 if (body->buf->in_file) { |
| 722 file_pos = body->buf->file_pos; | |
| 479 | 723 |
| 509 | 724 } else { |
| 725 pos = body->buf->pos; | |
| 479 | 726 } |
| 727 | |
| 509 | 728 next = 0; |
| 479 | 729 |
| 509 | 730 do { |
| 731 b = ngx_alloc_buf(r->pool); | |
| 732 if (b == NULL) { | |
| 733 return NGX_ERROR; | |
| 479 | 734 } |
| 735 | |
| 509 | 736 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); |
| 737 | |
| 738 if (body->buf->in_file) { | |
| 739 b->file_pos = file_pos; | |
| 740 file_pos += 32 * 1024; | |
| 479 | 741 |
|
1142
e479e0b02e5a
fix "zero size buf" if request body file is multiple of 32K and FastCGI is used
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
742 if (file_pos >= body->buf->file_last) { |
| 509 | 743 file_pos = body->buf->file_last; |
| 744 next = 1; | |
| 745 } | |
| 746 | |
| 747 b->file_last = file_pos; | |
| 748 len = (ngx_uint_t) (file_pos - b->file_pos); | |
| 749 | |
| 750 } else { | |
| 751 b->pos = pos; | |
| 752 pos += 32 * 1024; | |
| 479 | 753 |
|
1142
e479e0b02e5a
fix "zero size buf" if request body file is multiple of 32K and FastCGI is used
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
754 if (pos >= body->buf->last) { |
| 509 | 755 pos = body->buf->last; |
| 756 next = 1; | |
| 757 } | |
| 758 | |
| 759 b->last = pos; | |
| 760 len = (ngx_uint_t) (pos - b->pos); | |
| 761 } | |
| 479 | 762 |
| 509 | 763 padding = 8 - len % 8; |
| 764 padding = (padding == 8) ? 0 : padding; | |
| 479 | 765 |
| 509 | 766 h->version = 1; |
| 767 h->type = NGX_HTTP_FASTCGI_STDIN; | |
| 768 h->request_id_hi = 0; | |
| 769 h->request_id_lo = 1; | |
| 770 h->content_length_hi = (u_char) ((len >> 8) & 0xff); | |
| 771 h->content_length_lo = (u_char) (len & 0xff); | |
| 772 h->padding_length = (u_char) padding; | |
| 773 h->reserved = 0; | |
| 479 | 774 |
| 509 | 775 cl->next = ngx_alloc_chain_link(r->pool); |
| 776 if (cl->next == NULL) { | |
| 777 return NGX_ERROR; | |
| 778 } | |
| 479 | 779 |
| 509 | 780 cl = cl->next; |
| 781 cl->buf = b; | |
| 782 | |
| 783 b = ngx_create_temp_buf(r->pool, | |
| 784 sizeof(ngx_http_fastcgi_header_t) | |
| 785 + padding); | |
| 786 if (b == NULL) { | |
| 787 return NGX_ERROR; | |
| 788 } | |
| 479 | 789 |
| 509 | 790 if (padding) { |
| 791 ngx_memzero(b->last, padding); | |
| 792 b->last += padding; | |
| 793 } | |
| 794 | |
| 795 h = (ngx_http_fastcgi_header_t *) b->last; | |
| 796 b->last += sizeof(ngx_http_fastcgi_header_t); | |
| 479 | 797 |
| 509 | 798 cl->next = ngx_alloc_chain_link(r->pool); |
| 799 if (cl->next == NULL) { | |
| 800 return NGX_ERROR; | |
| 801 } | |
| 802 | |
| 803 cl = cl->next; | |
| 804 cl->buf = b; | |
| 479 | 805 |
| 509 | 806 } while (!next); |
| 479 | 807 |
| 509 | 808 body = body->next; |
| 809 } | |
| 479 | 810 |
| 509 | 811 } else { |
| 812 r->upstream->request_bufs = cl; | |
| 479 | 813 } |
| 814 | |
| 815 h->version = 1; | |
| 816 h->type = NGX_HTTP_FASTCGI_STDIN; | |
| 817 h->request_id_hi = 0; | |
| 818 h->request_id_lo = 1; | |
| 819 h->content_length_hi = 0; | |
| 820 h->content_length_lo = 0; | |
| 821 h->padding_length = 0; | |
| 822 h->reserved = 0; | |
| 823 | |
| 824 cl->next = NULL; | |
| 825 | |
| 826 return NGX_OK; | |
| 827 } | |
| 828 | |
| 829 | |
| 487 | 830 static ngx_int_t |
| 831 ngx_http_fastcgi_reinit_request(ngx_http_request_t *r) | |
| 479 | 832 { |
| 833 ngx_http_fastcgi_ctx_t *f; | |
| 834 | |
| 835 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
| 836 | |
| 837 if (f == NULL) { | |
| 838 return NGX_OK; | |
| 839 } | |
| 840 | |
| 841 f->state = ngx_http_fastcgi_st_version; | |
| 615 | 842 f->fastcgi_stdout = 0; |
| 479 | 843 |
| 844 return NGX_OK; | |
| 845 } | |
| 846 | |
| 847 | |
| 507 | 848 static ngx_int_t |
| 849 ngx_http_fastcgi_process_header(ngx_http_request_t *r) | |
| 479 | 850 { |
| 1328 | 851 u_char *p, *start, *last, *part_start; |
| 852 size_t size; | |
| 1228 | 853 ngx_str_t *status_line, line, *pattern; |
| 509 | 854 ngx_int_t rc, status; |
| 1328 | 855 ngx_buf_t buf; |
| 649 | 856 ngx_uint_t i; |
| 509 | 857 ngx_table_elt_t *h; |
| 858 ngx_http_upstream_t *u; | |
| 859 ngx_http_fastcgi_ctx_t *f; | |
| 860 ngx_http_upstream_header_t *hh; | |
| 1228 | 861 ngx_http_fastcgi_loc_conf_t *flcf; |
| 1328 | 862 ngx_http_fastcgi_split_part_t *part; |
| 509 | 863 ngx_http_upstream_main_conf_t *umcf; |
| 479 | 864 |
| 865 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
| 866 | |
| 509 | 867 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
| 868 | |
| 479 | 869 if (f == NULL) { |
| 501 | 870 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t)); |
| 871 if (f == NULL) { | |
| 479 | 872 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| 873 } | |
| 874 | |
| 875 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module); | |
| 876 } | |
| 877 | |
| 878 u = r->upstream; | |
| 879 | |
| 880 for ( ;; ) { | |
| 881 | |
| 882 if (f->state < ngx_http_fastcgi_st_data) { | |
| 883 | |
| 581 | 884 f->pos = u->buffer.pos; |
| 885 f->last = u->buffer.last; | |
| 479 | 886 |
| 887 rc = ngx_http_fastcgi_process_record(r, f); | |
| 888 | |
| 581 | 889 u->buffer.pos = f->pos; |
| 890 u->buffer.last = f->last; | |
| 479 | 891 |
| 892 if (rc == NGX_AGAIN) { | |
| 893 return NGX_AGAIN; | |
| 894 } | |
| 895 | |
| 896 if (rc == NGX_ERROR) { | |
| 897 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 898 } | |
| 899 | |
| 491 | 900 if (f->type != NGX_HTTP_FASTCGI_STDOUT |
| 901 && f->type != NGX_HTTP_FASTCGI_STDERR) | |
| 902 { | |
| 479 | 903 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| 904 "upstream sent unexpected FastCGI record: %d", | |
| 905 f->type); | |
| 906 | |
| 907 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 908 } | |
| 909 | |
| 491 | 910 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) { |
| 479 | 911 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| 912 "upstream closed prematurely FastCGI stdout"); | |
| 913 | |
| 914 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 915 } | |
| 916 } | |
| 917 | |
| 918 if (f->state == ngx_http_fastcgi_st_padding) { | |
| 919 | |
| 581 | 920 if (u->buffer.pos + f->padding < u->buffer.last) { |
| 479 | 921 f->state = ngx_http_fastcgi_st_version; |
| 581 | 922 u->buffer.pos += f->padding; |
| 479 | 923 |
| 924 continue; | |
| 925 } | |
| 926 | |
| 581 | 927 if (u->buffer.pos + f->padding == u->buffer.last) { |
| 479 | 928 f->state = ngx_http_fastcgi_st_version; |
| 581 | 929 u->buffer.pos = u->buffer.last; |
| 479 | 930 |
| 931 return NGX_AGAIN; | |
| 932 } | |
| 933 | |
| 581 | 934 f->padding -= u->buffer.last - u->buffer.pos; |
| 935 u->buffer.pos = u->buffer.last; | |
| 479 | 936 |
| 937 return NGX_AGAIN; | |
| 938 } | |
| 939 | |
| 491 | 940 |
| 479 | 941 /* f->state == ngx_http_fastcgi_st_data */ |
| 942 | |
| 491 | 943 if (f->type == NGX_HTTP_FASTCGI_STDERR) { |
| 944 | |
| 945 if (f->length) { | |
| 581 | 946 line.data = u->buffer.pos; |
| 491 | 947 |
| 581 | 948 if (u->buffer.pos + f->length <= u->buffer.last) { |
| 491 | 949 line.len = f->length; |
| 581 | 950 u->buffer.pos += f->length; |
| 491 | 951 f->length = 0; |
| 952 f->state = ngx_http_fastcgi_st_padding; | |
| 953 | |
| 577 | 954 } else { |
| 581 | 955 line.len = u->buffer.last - u->buffer.pos; |
| 956 f->length -= u->buffer.last - u->buffer.pos; | |
| 957 u->buffer.pos = u->buffer.last; | |
| 491 | 958 } |
| 959 | |
| 960 while (line.data[line.len - 1] == LF | |
| 961 || line.data[line.len - 1] == CR | |
| 962 || line.data[line.len - 1] == '.' | |
| 963 || line.data[line.len - 1] == ' ') | |
| 964 { | |
| 965 line.len--; | |
| 966 } | |
| 967 | |
| 968 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 969 "FastCGI sent in stderr: \"%V\"", &line); | |
| 970 | |
| 1228 | 971 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
| 972 | |
| 973 if (flcf->catch_stderr) { | |
| 974 pattern = flcf->catch_stderr->elts; | |
| 975 | |
| 976 line.data[line.len - 1] = '\0'; | |
| 977 | |
| 978 for (i = 0; i < flcf->catch_stderr->nelts; i++) { | |
| 979 if (ngx_strstr(line.data, pattern[i].data)) { | |
| 980 return NGX_HTTP_BAD_GATEWAY; | |
| 981 } | |
| 982 } | |
| 983 } | |
| 984 | |
| 581 | 985 if (u->buffer.pos == u->buffer.last) { |
| 615 | 986 |
| 987 if (!f->fastcgi_stdout) { | |
| 988 | |
| 989 /* | |
| 990 * the special handling the large number | |
| 991 * of the PHP warnings to not allocate memory | |
| 992 */ | |
| 993 | |
| 994 u->buffer.pos = u->buffer.start; | |
| 995 u->buffer.last = u->buffer.start; | |
| 996 } | |
| 997 | |
| 491 | 998 return NGX_AGAIN; |
| 999 } | |
| 1000 | |
| 1001 } else { | |
| 1002 f->state = ngx_http_fastcgi_st_version; | |
| 1003 } | |
| 1004 | |
| 1005 continue; | |
| 1006 } | |
| 1007 | |
| 1008 | |
| 1009 /* f->type == NGX_HTTP_FASTCGI_STDOUT */ | |
| 1010 | |
| 615 | 1011 f->fastcgi_stdout = 1; |
| 1012 | |
| 581 | 1013 start = u->buffer.pos; |
| 479 | 1014 |
| 581 | 1015 if (u->buffer.pos + f->length < u->buffer.last) { |
| 479 | 1016 |
| 1017 /* | |
| 581 | 1018 * set u->buffer.last to the end of the FastCGI record data |
| 479 | 1019 * for ngx_http_parse_header_line() |
| 1020 */ | |
| 1021 | |
| 581 | 1022 last = u->buffer.last; |
| 1023 u->buffer.last = u->buffer.pos + f->length; | |
| 479 | 1024 |
| 1025 } else { | |
| 1026 last = NULL; | |
| 1027 } | |
| 1028 | |
| 1029 for ( ;; ) { | |
| 1030 | |
| 1328 | 1031 part_start = u->buffer.pos; |
| 1032 | |
| 581 | 1033 rc = ngx_http_parse_header_line(r, &u->buffer); |
| 479 | 1034 |
| 1035 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1036 "http fastcgi parser: %d", rc); | |
| 1037 | |
| 1038 if (rc == NGX_AGAIN) { | |
| 1039 break; | |
| 1040 } | |
| 1041 | |
| 1042 if (rc == NGX_OK) { | |
| 1043 | |
| 1044 /* a header line has been parsed successfully */ | |
| 1045 | |
| 509 | 1046 h = ngx_list_push(&u->headers_in.headers); |
| 501 | 1047 if (h == NULL) { |
| 479 | 1048 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| 1049 } | |
| 1050 | |
| 1328 | 1051 if (f->split_parts && f->split_parts->nelts) { |
| 1052 | |
| 1053 part = f->split_parts->elts; | |
| 1054 size = u->buffer.pos - part_start; | |
| 1055 | |
| 1056 for (i = 0; i < f->split_parts->nelts; i++) { | |
| 1057 size += part[i].end - part[i].start; | |
| 1058 } | |
| 1059 | |
| 1060 p = ngx_palloc(r->pool, size); | |
| 1061 if (p == NULL) { | |
| 1062 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1063 } | |
| 1064 | |
| 1065 buf.pos = p; | |
| 1066 | |
| 1067 for (i = 0; i < f->split_parts->nelts; i++) { | |
| 1068 p = ngx_cpymem(p, part[i].start, | |
| 1069 part[i].end - part[i].start); | |
| 1070 } | |
| 1071 | |
| 1072 p = ngx_cpymem(p, part_start, u->buffer.pos - part_start); | |
| 1073 | |
| 1074 buf.last = p; | |
| 1075 | |
| 1076 f->split_parts->nelts = 0; | |
| 1077 | |
| 1078 rc = ngx_http_parse_header_line(r, &buf); | |
| 1079 | |
| 1080 h->key.len = r->header_name_end - r->header_name_start; | |
| 1081 h->key.data = r->header_name_start; | |
| 1082 h->key.data[h->key.len] = '\0'; | |
| 1083 | |
| 1084 h->value.len = r->header_end - r->header_start; | |
| 1085 h->value.data = r->header_start; | |
| 1086 h->value.data[h->value.len] = '\0'; | |
| 1087 | |
| 1088 h->lowcase_key = ngx_palloc(r->pool, h->key.len); | |
| 1089 if (h->lowcase_key == NULL) { | |
| 1090 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1091 } | |
| 1092 | |
| 1093 } else { | |
| 1094 | |
| 1095 h->key.len = r->header_name_end - r->header_name_start; | |
| 1096 h->value.len = r->header_end - r->header_start; | |
| 1097 | |
| 1098 h->key.data = ngx_palloc(r->pool, | |
| 1099 h->key.len + 1 + h->value.len + 1 | |
| 1100 + h->key.len); | |
| 1101 if (h->key.data == NULL) { | |
| 1102 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1103 } | |
| 1104 | |
| 1105 h->value.data = h->key.data + h->key.len + 1; | |
| 1106 h->lowcase_key = h->key.data + h->key.len + 1 | |
| 1107 + h->value.len + 1; | |
| 1108 | |
| 1109 ngx_cpystrn(h->key.data, r->header_name_start, | |
| 1110 h->key.len + 1); | |
| 1111 ngx_cpystrn(h->value.data, r->header_start, | |
| 1112 h->value.len + 1); | |
| 1113 } | |
| 1114 | |
| 509 | 1115 h->hash = r->header_hash; |
| 1116 | |
| 649 | 1117 if (h->key.len == r->lowcase_index) { |
| 1118 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); | |
| 1119 | |
| 1120 } else { | |
| 1121 for (i = 0; i < h->key.len; i++) { | |
| 1122 h->lowcase_key[i] = ngx_tolower(h->lowcase_key[i]); | |
| 479 | 1123 } |
| 1124 } | |
| 1125 | |
| 649 | 1126 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
| 1127 h->lowcase_key, h->key.len); | |
| 1128 | |
| 1129 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { | |
| 1130 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1131 } | |
| 1132 | |
| 479 | 1133 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1134 "http fastcgi header: \"%V: %V\"", | |
| 1135 &h->key, &h->value); | |
| 1136 | |
| 615 | 1137 if (u->buffer.pos < u->buffer.last) { |
| 1138 continue; | |
| 1139 } | |
| 1140 | |
| 1141 /* the end of the FastCGI record */ | |
| 1142 | |
| 1143 break; | |
| 479 | 1144 } |
| 1145 | |
| 1146 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { | |
| 1147 | |
| 1148 /* a whole header has been parsed successfully */ | |
| 1149 | |
| 1150 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1151 "http fastcgi header done"); | |
| 1152 | |
| 509 | 1153 if (u->headers_in.status) { |
| 1154 status_line = &u->headers_in.status->value; | |
| 479 | 1155 |
| 1156 status = ngx_atoi(status_line->data, 3); | |
| 1157 | |
| 1158 if (status == NGX_ERROR) { | |
| 1159 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1160 } | |
| 1161 | |
| 529 | 1162 u->headers_in.status_n = status; |
| 1163 u->headers_in.status_line = *status_line; | |
| 479 | 1164 |
| 1165 } else { | |
| 529 | 1166 u->headers_in.status_n = 200; |
| 1167 u->headers_in.status_line.len = sizeof("200 OK") - 1; | |
| 1168 u->headers_in.status_line.data = (u_char *) "200 OK"; | |
| 479 | 1169 } |
| 1170 | |
| 529 | 1171 u->state->status = u->headers_in.status_n; |
| 479 | 1172 #if 0 |
| 1173 if (u->cachable) { | |
| 1174 u->cachable = ngx_http_upstream_is_cachable(r); | |
| 1175 } | |
| 1176 #endif | |
| 1177 | |
| 1178 break; | |
| 1179 } | |
| 1180 | |
| 1181 /* there was error while a header line parsing */ | |
| 1182 | |
| 1183 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 619 | 1184 "upstream sent invalid header"); |
| 479 | 1185 |
| 1186 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 1187 } | |
| 1188 | |
| 1189 if (last) { | |
| 581 | 1190 u->buffer.last = last; |
| 479 | 1191 } |
| 1192 | |
| 581 | 1193 f->length -= u->buffer.pos - start; |
| 479 | 1194 |
| 1195 if (f->length == 0) { | |
| 1196 if (f->padding) { | |
| 1197 f->state = ngx_http_fastcgi_st_padding; | |
| 1198 } else { | |
| 1199 f->state = ngx_http_fastcgi_st_version; | |
| 1200 } | |
| 1201 } | |
| 1202 | |
| 615 | 1203 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { |
| 1204 return NGX_OK; | |
| 1205 } | |
| 1206 | |
| 1275 | 1207 if (rc == NGX_OK) { |
| 615 | 1208 return NGX_AGAIN; |
| 1209 } | |
| 1210 | |
| 1275 | 1211 /* rc == NGX_AGAIN */ |
| 1212 | |
| 1328 | 1213 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1214 "upstream split a header line in FastCGI records"); | |
| 1215 | |
| 1216 if (f->split_parts == NULL) { | |
| 1217 f->split_parts = ngx_array_create(r->pool, 1, | |
| 1218 sizeof(ngx_http_fastcgi_split_part_t)); | |
| 1219 if (f->split_parts == NULL) { | |
| 1220 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1221 } | |
| 1222 } | |
| 1223 | |
| 1224 part = ngx_array_push(f->split_parts); | |
| 1225 | |
| 1226 part->start = part_start; | |
| 1227 part->end = u->buffer.last; | |
| 1228 | |
| 1229 return NGX_AGAIN; | |
| 479 | 1230 } |
| 1231 } | |
| 1232 | |
| 1233 | |
| 487 | 1234 static ngx_int_t |
| 1235 ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf) | |
| 479 | 1236 { |
| 1237 ngx_int_t rc; | |
| 483 | 1238 ngx_buf_t *b, **prev; |
| 479 | 1239 ngx_str_t line; |
| 1240 ngx_chain_t *cl; | |
| 1241 ngx_http_request_t *r; | |
| 1242 ngx_http_fastcgi_ctx_t *f; | |
| 1243 | |
| 1244 if (buf->pos == buf->last) { | |
| 1245 return NGX_OK; | |
| 1246 } | |
| 1247 | |
| 1248 r = p->input_ctx; | |
| 1249 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
| 1250 | |
| 1251 b = NULL; | |
| 483 | 1252 prev = &buf->shadow; |
| 479 | 1253 |
| 1254 f->pos = buf->pos; | |
| 1255 f->last = buf->last; | |
| 1256 | |
| 1257 for ( ;; ) { | |
| 1258 if (f->state < ngx_http_fastcgi_st_data) { | |
| 1259 | |
| 1260 rc = ngx_http_fastcgi_process_record(r, f); | |
| 1261 | |
| 1262 if (rc == NGX_AGAIN) { | |
| 1263 break; | |
| 1264 } | |
| 1265 | |
| 1266 if (rc == NGX_ERROR) { | |
| 1267 return NGX_ERROR; | |
| 1268 } | |
| 1269 | |
| 1270 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) { | |
| 1271 f->state = ngx_http_fastcgi_st_version; | |
| 1272 p->upstream_done = 1; | |
| 1273 | |
| 1274 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0, | |
| 1275 "http fastcgi closed stdout"); | |
| 1276 | |
| 1277 continue; | |
| 1278 } | |
| 1279 | |
| 1280 if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) { | |
| 1281 f->state = ngx_http_fastcgi_st_version; | |
| 1282 p->upstream_done = 1; | |
| 1283 | |
| 1284 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0, | |
| 1285 "http fastcgi sent end request"); | |
| 1286 | |
| 1287 break; | |
| 1288 } | |
| 1289 } | |
| 1290 | |
| 1291 | |
| 1292 if (f->state == ngx_http_fastcgi_st_padding) { | |
| 1293 | |
| 1294 if (f->pos + f->padding < f->last) { | |
| 1295 f->state = ngx_http_fastcgi_st_version; | |
| 1296 f->pos += f->padding; | |
| 1297 | |
| 1298 continue; | |
| 1299 } | |
| 1300 | |
| 1301 if (f->pos + f->padding == f->last) { | |
| 1302 f->state = ngx_http_fastcgi_st_version; | |
| 1303 | |
| 1304 break; | |
| 1305 } | |
| 1306 | |
| 1307 f->padding -= f->last - f->pos; | |
| 1308 | |
| 1309 break; | |
| 1310 } | |
| 1311 | |
| 1312 | |
| 1313 /* f->state == ngx_http_fastcgi_st_data */ | |
| 1314 | |
| 1315 if (f->type == NGX_HTTP_FASTCGI_STDERR) { | |
| 1316 | |
| 1317 if (f->length) { | |
| 639 | 1318 |
| 1319 if (f->pos == f->last) { | |
| 1320 break; | |
| 1321 } | |
| 1322 | |
| 479 | 1323 line.data = f->pos; |
| 1324 | |
| 1325 if (f->pos + f->length <= f->last) { | |
| 1326 line.len = f->length; | |
| 1327 f->pos += f->length; | |
| 491 | 1328 f->length = 0; |
| 1329 f->state = ngx_http_fastcgi_st_padding; | |
| 479 | 1330 |
| 577 | 1331 } else { |
| 479 | 1332 line.len = f->last - f->pos; |
| 1333 f->length -= f->last - f->pos; | |
| 1334 f->pos = f->last; | |
| 1335 } | |
| 1336 | |
| 491 | 1337 while (line.data[line.len - 1] == LF |
| 1338 || line.data[line.len - 1] == CR | |
| 1339 || line.data[line.len - 1] == '.' | |
| 1340 || line.data[line.len - 1] == ' ') | |
| 1341 { | |
| 1342 line.len--; | |
| 1343 } | |
| 479 | 1344 |
| 1345 ngx_log_error(NGX_LOG_ERR, p->log, 0, | |
| 491 | 1346 "FastCGI sent in stderr: \"%V\"", &line); |
| 479 | 1347 |
| 1348 if (f->pos == f->last) { | |
| 1349 break; | |
| 1350 } | |
| 491 | 1351 |
| 1352 } else { | |
| 1353 f->state = ngx_http_fastcgi_st_version; | |
| 479 | 1354 } |
| 1355 | |
| 1356 continue; | |
| 1357 } | |
| 1358 | |
| 1359 | |
| 1360 /* f->type == NGX_HTTP_FASTCGI_STDOUT */ | |
| 1361 | |
| 639 | 1362 if (f->pos == f->last) { |
| 1363 break; | |
| 1364 } | |
| 1365 | |
| 479 | 1366 if (p->free) { |
| 1367 b = p->free->buf; | |
| 1368 p->free = p->free->next; | |
| 1369 | |
| 1370 } else { | |
| 501 | 1371 b = ngx_alloc_buf(p->pool); |
| 1372 if (b == NULL) { | |
| 479 | 1373 return NGX_ERROR; |
| 1374 } | |
| 1375 } | |
| 1376 | |
| 1377 ngx_memzero(b, sizeof(ngx_buf_t)); | |
| 1378 | |
| 1379 b->pos = f->pos; | |
| 483 | 1380 b->start = buf->start; |
| 1381 b->end = buf->end; | |
| 479 | 1382 b->tag = p->tag; |
| 1383 b->temporary = 1; | |
| 1384 b->recycled = 1; | |
| 483 | 1385 |
| 1386 *prev = b; | |
| 1387 prev = &b->shadow; | |
| 479 | 1388 |
| 501 | 1389 cl = ngx_alloc_chain_link(p->pool); |
| 1390 if (cl == NULL) { | |
| 479 | 1391 return NGX_ERROR; |
| 1392 } | |
| 1393 | |
| 1394 cl->buf = b; | |
| 1395 cl->next = NULL; | |
| 1396 | |
| 501 | 1397 if (p->in) { |
| 1398 *p->last_in = cl; | |
| 1399 } else { | |
| 1400 p->in = cl; | |
| 1401 } | |
| 1402 p->last_in = &cl->next; | |
| 1403 | |
| 1404 | |
| 483 | 1405 /* STUB */ b->num = buf->num; |
| 1406 | |
|
1030
5a86fcc480c6
add debug logging for FastCGI zero size buf alert
Igor Sysoev <igor@sysoev.ru>
parents:
906
diff
changeset
|
1407 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0, |
| 1037 | 1408 "input buf #%d %p", b->num, b->pos); |
| 479 | 1409 |
| 1410 if (f->pos + f->length < f->last) { | |
| 1411 | |
| 1412 if (f->padding) { | |
| 1413 f->state = ngx_http_fastcgi_st_padding; | |
| 1414 } else { | |
| 1415 f->state = ngx_http_fastcgi_st_version; | |
| 1416 } | |
| 1417 | |
| 1418 f->pos += f->length; | |
| 1419 b->last = f->pos; | |
| 1420 | |
| 1421 continue; | |
| 1422 } | |
| 1423 | |
| 1424 if (f->pos + f->length == f->last) { | |
| 1425 | |
| 1426 if (f->padding) { | |
| 1427 f->state = ngx_http_fastcgi_st_padding; | |
| 1428 } else { | |
| 1429 f->state = ngx_http_fastcgi_st_version; | |
| 1430 } | |
| 1431 | |
| 1432 b->last = f->last; | |
| 1433 | |
| 1434 break; | |
| 1435 } | |
| 1436 | |
| 1437 f->length -= f->last - f->pos; | |
| 1438 | |
| 1439 b->last = f->last; | |
| 1440 | |
| 1441 break; | |
| 1442 | |
| 1443 } | |
| 1444 | |
| 1445 if (b) { | |
| 483 | 1446 b->shadow = buf; |
| 479 | 1447 b->last_shadow = 1; |
| 483 | 1448 |
|
1030
5a86fcc480c6
add debug logging for FastCGI zero size buf alert
Igor Sysoev <igor@sysoev.ru>
parents:
906
diff
changeset
|
1449 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0, |
| 1037 | 1450 "input buf %p %z", b->pos, b->last - b->pos); |
|
1030
5a86fcc480c6
add debug logging for FastCGI zero size buf alert
Igor Sysoev <igor@sysoev.ru>
parents:
906
diff
changeset
|
1451 |
| 483 | 1452 return NGX_OK; |
| 1453 } | |
| 1454 | |
| 1455 /* there is no data record in the buf, add it to free chain */ | |
| 1456 | |
| 1457 if (ngx_event_pipe_add_free_buf(p, buf) != NGX_OK) { | |
| 1458 return NGX_ERROR; | |
| 479 | 1459 } |
| 1460 | |
| 1461 return NGX_OK; | |
| 1462 } | |
| 1463 | |
| 1464 | |
| 487 | 1465 static ngx_int_t |
| 1466 ngx_http_fastcgi_process_record(ngx_http_request_t *r, | |
| 1467 ngx_http_fastcgi_ctx_t *f) | |
| 479 | 1468 { |
| 1469 u_char ch, *p; | |
| 1470 ngx_http_fastcgi_state_e state; | |
| 1471 | |
| 1472 state = f->state; | |
| 1473 | |
| 1474 for (p = f->pos; p < f->last; p++) { | |
| 1475 | |
| 1476 ch = *p; | |
| 1477 | |
| 1478 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1479 "http fastcgi record byte: %02Xd", ch); | |
| 1480 | |
| 1481 switch (state) { | |
| 1482 | |
| 1483 case ngx_http_fastcgi_st_version: | |
| 1484 if (ch != 1) { | |
| 1485 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1486 "upstream sent unsupported FastCGI " | |
| 1487 "protocol version: %d", ch); | |
| 1488 return NGX_ERROR; | |
| 1489 } | |
| 1490 state = ngx_http_fastcgi_st_type; | |
| 1491 break; | |
| 1492 | |
| 1493 case ngx_http_fastcgi_st_type: | |
| 1494 switch (ch) { | |
| 1495 case NGX_HTTP_FASTCGI_STDOUT: | |
| 1496 case NGX_HTTP_FASTCGI_STDERR: | |
| 1497 case NGX_HTTP_FASTCGI_END_REQUEST: | |
| 1498 f->type = (ngx_uint_t) ch; | |
| 1499 break; | |
| 1500 default: | |
| 1501 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1502 "upstream sent invalid FastCGI " | |
| 1503 "record type: %d", ch); | |
| 1504 return NGX_ERROR; | |
| 1505 | |
| 1506 } | |
| 1507 state = ngx_http_fastcgi_st_request_id_hi; | |
| 1508 break; | |
| 1509 | |
| 1510 /* we support the single request per connection */ | |
| 1511 | |
| 1512 case ngx_http_fastcgi_st_request_id_hi: | |
| 1513 if (ch != 0) { | |
| 1514 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1515 "upstream sent unexpected FastCGI " | |
| 1516 "request id high byte: %d", ch); | |
| 1517 return NGX_ERROR; | |
| 1518 } | |
| 1519 state = ngx_http_fastcgi_st_request_id_lo; | |
| 1520 break; | |
| 1521 | |
| 1522 case ngx_http_fastcgi_st_request_id_lo: | |
| 1523 if (ch != 1) { | |
| 1524 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1525 "upstream sent unexpected FastCGI " | |
| 1526 "request id low byte: %d", ch); | |
| 1527 return NGX_ERROR; | |
| 1528 } | |
| 1529 state = ngx_http_fastcgi_st_content_length_hi; | |
| 1530 break; | |
| 1531 | |
| 1532 case ngx_http_fastcgi_st_content_length_hi: | |
| 1533 f->length = ch << 8; | |
| 1534 state = ngx_http_fastcgi_st_content_length_lo; | |
| 1535 break; | |
| 1536 | |
| 1537 case ngx_http_fastcgi_st_content_length_lo: | |
| 1538 f->length |= (size_t) ch; | |
| 1539 state = ngx_http_fastcgi_st_padding_length; | |
| 1540 break; | |
| 1541 | |
| 1542 case ngx_http_fastcgi_st_padding_length: | |
| 1543 f->padding = (size_t) ch; | |
| 1544 state = ngx_http_fastcgi_st_reserved; | |
| 1545 break; | |
| 1546 | |
| 1547 case ngx_http_fastcgi_st_reserved: | |
| 1548 state = ngx_http_fastcgi_st_data; | |
| 1549 | |
| 1550 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1551 "http fastcgi record length: %z", f->length); | |
| 1552 | |
| 1553 f->pos = p + 1; | |
| 1554 f->state = state; | |
| 1555 | |
| 1556 return NGX_OK; | |
| 1557 | |
| 1558 /* suppress warning */ | |
| 1559 case ngx_http_fastcgi_st_data: | |
| 1560 case ngx_http_fastcgi_st_padding: | |
| 1561 break; | |
| 1562 } | |
| 1563 } | |
| 1564 | |
| 1565 f->state = state; | |
| 1566 | |
| 1567 return NGX_AGAIN; | |
| 1568 } | |
| 1569 | |
| 1570 | |
| 487 | 1571 static void |
| 1572 ngx_http_fastcgi_abort_request(ngx_http_request_t *r) | |
| 479 | 1573 { |
| 1574 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1575 "abort http fastcgi request"); | |
| 1576 | |
| 1577 return; | |
| 1578 } | |
| 1579 | |
| 1580 | |
| 487 | 1581 static void |
| 1582 ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc) | |
| 479 | 1583 { |
| 1584 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1585 "finalize http fastcgi request"); | |
| 1586 | |
| 1587 return; | |
| 1588 } | |
| 1589 | |
| 1590 | |
| 509 | 1591 static ngx_int_t |
| 1592 ngx_http_fastcgi_add_variables(ngx_conf_t *cf) | |
| 479 | 1593 { |
| 509 | 1594 ngx_http_variable_t *var; |
| 479 | 1595 |
| 583 | 1596 var = ngx_http_add_variable(cf, &ngx_http_fastcgi_script_name, |
| 655 | 1597 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHABLE); |
| 509 | 1598 if (var == NULL) { |
| 1599 return NGX_ERROR; | |
| 479 | 1600 } |
| 1601 | |
| 637 | 1602 var->get_handler = ngx_http_fastcgi_script_name_variable; |
| 485 | 1603 |
| 509 | 1604 return NGX_OK; |
| 479 | 1605 } |
| 1606 | |
| 1607 | |
| 487 | 1608 static void * |
| 1609 ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf) | |
| 479 | 1610 { |
| 1611 ngx_http_fastcgi_loc_conf_t *conf; | |
| 1612 | |
| 501 | 1613 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_fastcgi_loc_conf_t)); |
| 1614 if (conf == NULL) { | |
| 479 | 1615 return NGX_CONF_ERROR; |
| 1616 } | |
| 1617 | |
| 1618 /* | |
| 1619 * set by ngx_pcalloc(): | |
| 1620 * | |
| 1621 * conf->upstream.bufs.num = 0; | |
| 1622 * conf->upstream.next_upstream = 0; | |
| 1623 * conf->upstream.temp_path = NULL; | |
| 649 | 1624 * conf->upstream.hide_headers_hash = { NULL, 0 }; |
| 1625 * conf->upstream.hide_headers = NULL; | |
| 1626 * conf->upstream.pass_headers = NULL; | |
| 1228 | 1627 * conf->upstream.catch_stderr = NULL; |
| 509 | 1628 * conf->upstream.schema = { 0, NULL }; |
| 1629 * conf->upstream.uri = { 0, NULL }; | |
| 1630 * conf->upstream.location = NULL; | |
| 1631 * | |
| 479 | 1632 * conf->index.len = 0; |
| 1633 * conf->index.data = NULL; | |
| 1634 */ | |
| 1635 | |
| 581 | 1636 conf->upstream.buffering = NGX_CONF_UNSET; |
| 629 | 1637 conf->upstream.ignore_client_abort = NGX_CONF_UNSET; |
| 581 | 1638 |
| 479 | 1639 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; |
| 1640 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; | |
| 507 | 1641 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; |
| 1642 | |
| 479 | 1643 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; |
| 581 | 1644 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; |
| 529 | 1645 |
| 1646 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; | |
| 577 | 1647 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; |
| 529 | 1648 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; |
| 509 | 1649 |
| 1650 conf->upstream.pass_request_headers = NGX_CONF_UNSET; | |
| 1651 conf->upstream.pass_request_body = NGX_CONF_UNSET; | |
| 1652 | |
| 657 | 1653 conf->upstream.intercept_errors = NGX_CONF_UNSET; |
| 479 | 1654 |
| 1655 /* "fastcgi_cyclic_temp_file" is disabled */ | |
| 1656 conf->upstream.cyclic_temp_file = 0; | |
| 1657 | |
| 1658 return conf; | |
| 1659 } | |
| 1660 | |
| 1661 | |
| 487 | 1662 static char * |
| 1663 ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 479 | 1664 { |
| 1665 ngx_http_fastcgi_loc_conf_t *prev = parent; | |
| 1666 ngx_http_fastcgi_loc_conf_t *conf = child; | |
| 1667 | |
| 509 | 1668 u_char *p; |
| 1669 size_t size; | |
| 1670 uintptr_t *code; | |
| 649 | 1671 ngx_str_t *header; |
| 1672 ngx_uint_t i, j; | |
| 1673 ngx_array_t hide_headers; | |
| 1674 ngx_keyval_t *src; | |
| 1675 ngx_hash_key_t *hk; | |
| 1676 ngx_hash_init_t hash; | |
| 509 | 1677 ngx_http_script_compile_t sc; |
| 1678 ngx_http_script_copy_code_t *copy; | |
| 479 | 1679 |
| 581 | 1680 ngx_conf_merge_value(conf->upstream.buffering, |
| 1681 prev->upstream.buffering, 1); | |
| 1682 | |
| 629 | 1683 ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
| 1684 prev->upstream.ignore_client_abort, 0); | |
| 1685 | |
| 479 | 1686 ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
| 1687 prev->upstream.connect_timeout, 60000); | |
| 507 | 1688 |
| 479 | 1689 ngx_conf_merge_msec_value(conf->upstream.send_timeout, |
| 1690 prev->upstream.send_timeout, 60000); | |
| 1691 | |
| 1692 ngx_conf_merge_msec_value(conf->upstream.read_timeout, | |
| 1693 prev->upstream.read_timeout, 60000); | |
| 1694 | |
| 507 | 1695 ngx_conf_merge_size_value(conf->upstream.send_lowat, |
| 1696 prev->upstream.send_lowat, 0); | |
| 479 | 1697 |
| 581 | 1698 ngx_conf_merge_size_value(conf->upstream.buffer_size, |
| 1699 prev->upstream.buffer_size, | |
| 479 | 1700 (size_t) ngx_pagesize); |
| 1701 | |
| 507 | 1702 |
| 479 | 1703 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, |
| 1704 8, ngx_pagesize); | |
| 1705 | |
| 1706 if (conf->upstream.bufs.num < 2) { | |
| 1707 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1708 "there must be at least 2 \"fastcgi_buffers\""); | |
| 1709 return NGX_CONF_ERROR; | |
| 1710 } | |
| 1711 | |
| 1712 | |
| 581 | 1713 size = conf->upstream.buffer_size; |
| 479 | 1714 if (size < conf->upstream.bufs.size) { |
| 1715 size = conf->upstream.bufs.size; | |
| 1716 } | |
| 1717 | |
| 1718 | |
| 529 | 1719 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
| 1720 prev->upstream.busy_buffers_size_conf, | |
| 479 | 1721 NGX_CONF_UNSET_SIZE); |
| 1722 | |
| 529 | 1723 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
| 479 | 1724 conf->upstream.busy_buffers_size = 2 * size; |
| 529 | 1725 } else { |
| 1726 conf->upstream.busy_buffers_size = | |
| 1727 conf->upstream.busy_buffers_size_conf; | |
| 1728 } | |
| 479 | 1729 |
| 529 | 1730 if (conf->upstream.busy_buffers_size < size) { |
| 479 | 1731 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1732 "\"fastcgi_busy_buffers_size\" must be equal or bigger than " | |
|
1125
2d978e1443ed
use the contemporary directives
Igor Sysoev <igor@sysoev.ru>
parents:
1097
diff
changeset
|
1733 "maximum of the value of \"fastcgi_buffer_size\" and " |
| 479 | 1734 "one of the \"fastcgi_buffers\""); |
| 1735 | |
| 1736 return NGX_CONF_ERROR; | |
| 529 | 1737 } |
| 479 | 1738 |
| 529 | 1739 if (conf->upstream.busy_buffers_size |
| 1740 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) | |
| 479 | 1741 { |
| 1742 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1743 "\"fastcgi_busy_buffers_size\" must be less than " | |
| 1744 "the size of all \"fastcgi_buffers\" minus one buffer"); | |
| 1745 | |
| 1746 return NGX_CONF_ERROR; | |
| 1747 } | |
| 1748 | |
| 1749 | |
| 529 | 1750 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
| 1751 prev->upstream.temp_file_write_size_conf, | |
| 479 | 1752 NGX_CONF_UNSET_SIZE); |
| 1753 | |
| 529 | 1754 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
| 479 | 1755 conf->upstream.temp_file_write_size = 2 * size; |
| 529 | 1756 } else { |
| 1757 conf->upstream.temp_file_write_size = | |
| 1758 conf->upstream.temp_file_write_size_conf; | |
| 1759 } | |
| 479 | 1760 |
| 529 | 1761 if (conf->upstream.temp_file_write_size < size) { |
| 479 | 1762 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1763 "\"fastcgi_temp_file_write_size\" must be equal or bigger than " | |
|
1125
2d978e1443ed
use the contemporary directives
Igor Sysoev <igor@sysoev.ru>
parents:
1097
diff
changeset
|
1764 "maximum of the value of \"fastcgi_buffer_size\" and " |
| 479 | 1765 "one of the \"fastcgi_buffers\""); |
| 1766 | |
| 1767 return NGX_CONF_ERROR; | |
| 1768 } | |
| 1769 | |
| 1770 | |
| 529 | 1771 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
| 1772 prev->upstream.max_temp_file_size_conf, | |
| 479 | 1773 NGX_CONF_UNSET_SIZE); |
| 1774 | |
| 529 | 1775 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
| 479 | 1776 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
| 529 | 1777 } else { |
| 1778 conf->upstream.max_temp_file_size = | |
| 1779 conf->upstream.max_temp_file_size_conf; | |
| 1780 } | |
| 479 | 1781 |
| 529 | 1782 if (conf->upstream.max_temp_file_size != 0 |
| 1783 && conf->upstream.max_temp_file_size < size) | |
| 479 | 1784 { |
| 1785 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1786 "\"fastcgi_max_temp_file_size\" must be equal to zero to disable " | |
| 1787 "the temporary files usage or must be equal or bigger than " | |
|
1125
2d978e1443ed
use the contemporary directives
Igor Sysoev <igor@sysoev.ru>
parents:
1097
diff
changeset
|
1788 "maximum of the value of \"fastcgi_buffer_size\" and " |
| 479 | 1789 "one of the \"fastcgi_buffers\""); |
| 1790 | |
| 1791 return NGX_CONF_ERROR; | |
| 1792 } | |
| 1793 | |
| 1794 | |
| 1795 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, | |
| 487 | 1796 prev->upstream.next_upstream, |
| 1797 (NGX_CONF_BITMASK_SET | |
| 1798 |NGX_HTTP_UPSTREAM_FT_ERROR | |
| 1799 |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); | |
| 479 | 1800 |
| 665 | 1801 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
| 1802 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET | |
| 1803 |NGX_HTTP_UPSTREAM_FT_OFF; | |
| 1804 } | |
| 1805 | |
| 479 | 1806 ngx_conf_merge_path_value(conf->upstream.temp_path, |
| 1807 prev->upstream.temp_path, | |
| 1808 NGX_HTTP_FASTCGI_TEMP_PATH, 1, 2, 0, | |
| 1809 ngx_garbage_collector_temp_handler, cf); | |
| 1810 | |
| 509 | 1811 ngx_conf_merge_value(conf->upstream.pass_request_headers, |
| 1812 prev->upstream.pass_request_headers, 1); | |
| 1813 ngx_conf_merge_value(conf->upstream.pass_request_body, | |
| 1814 prev->upstream.pass_request_body, 1); | |
| 1815 | |
| 657 | 1816 ngx_conf_merge_value(conf->upstream.intercept_errors, |
| 1817 prev->upstream.intercept_errors, 0); | |
| 509 | 1818 |
| 1228 | 1819 ngx_conf_merge_ptr_value(conf->catch_stderr, prev->catch_stderr, NULL); |
| 1820 | |
| 507 | 1821 |
| 479 | 1822 ngx_conf_merge_str_value(conf->index, prev->index, ""); |
| 1823 | |
| 649 | 1824 if (conf->upstream.hide_headers == NULL |
| 1825 && conf->upstream.pass_headers == NULL) | |
| 1826 { | |
| 1827 conf->upstream.hide_headers = prev->upstream.hide_headers; | |
| 1828 conf->upstream.pass_headers = prev->upstream.pass_headers; | |
| 1829 conf->upstream.hide_headers_hash = prev->upstream.hide_headers_hash; | |
| 1830 | |
| 1831 if (conf->upstream.hide_headers_hash.buckets) { | |
| 1832 goto peers; | |
| 1833 } | |
| 1834 | |
| 1835 } else { | |
| 1836 if (conf->upstream.hide_headers == NULL) { | |
| 1837 conf->upstream.hide_headers = prev->upstream.hide_headers; | |
| 1838 } | |
| 1839 | |
| 1840 if (conf->upstream.pass_headers == NULL) { | |
| 1841 conf->upstream.pass_headers = prev->upstream.pass_headers; | |
| 1842 } | |
| 1843 } | |
| 1844 | |
| 1845 if (ngx_array_init(&hide_headers, cf->temp_pool, 4, sizeof(ngx_hash_key_t)) | |
| 1846 != NGX_OK) | |
| 1847 { | |
| 1848 return NGX_CONF_ERROR; | |
| 1849 } | |
| 1850 | |
| 1851 for (header = ngx_http_fastcgi_hide_headers; header->len; header++) { | |
| 1852 hk = ngx_array_push(&hide_headers); | |
| 1853 if (hk == NULL) { | |
| 1854 return NGX_CONF_ERROR; | |
| 1855 } | |
| 1856 | |
| 1857 hk->key = *header; | |
| 1858 hk->key_hash = ngx_hash_key_lc(header->data, header->len); | |
| 1859 hk->value = (void *) 1; | |
| 1860 } | |
| 1861 | |
| 1862 if (conf->upstream.hide_headers) { | |
| 1863 | |
| 1864 header = conf->upstream.hide_headers->elts; | |
| 1865 | |
| 1866 for (i = 0; i < conf->upstream.hide_headers->nelts; i++) { | |
| 1867 | |
| 1868 hk = hide_headers.elts; | |
| 1869 | |
| 1870 for (j = 0; j < hide_headers.nelts; j++) { | |
| 1871 if (ngx_strcasecmp(header[i].data, hk[j].key.data) == 0) { | |
| 1872 goto exist; | |
| 1873 } | |
| 1874 } | |
| 1875 | |
| 1876 hk = ngx_array_push(&hide_headers); | |
| 1877 if (hk == NULL) { | |
| 1878 return NGX_CONF_ERROR; | |
| 1879 } | |
| 1880 | |
| 1881 hk->key = header[i]; | |
| 1882 hk->key_hash = ngx_hash_key_lc(header[i].data, header[i].len); | |
| 1883 hk->value = (void *) 1; | |
| 1884 | |
| 1885 exist: | |
| 1886 | |
| 1887 continue; | |
| 1888 } | |
| 1889 } | |
| 1890 | |
| 1891 if (conf->upstream.pass_headers) { | |
| 1892 | |
| 1893 hk = hide_headers.elts; | |
| 1894 header = conf->upstream.pass_headers->elts; | |
| 1895 | |
| 1896 for (i = 0; i < conf->upstream.pass_headers->nelts; i++) { | |
| 1897 | |
| 1898 for (j = 0; j < hide_headers.nelts; j++) { | |
| 1899 | |
| 1900 if (hk[j].key.data == NULL) { | |
| 1901 continue; | |
| 1902 } | |
| 1903 | |
| 1904 if (ngx_strcasecmp(header[i].data, hk[j].key.data) == 0) { | |
| 1905 hk[j].key.data = NULL; | |
| 1906 break; | |
| 1907 } | |
| 1908 } | |
| 1909 } | |
| 1910 } | |
| 1911 | |
| 1912 hash.hash = &conf->upstream.hide_headers_hash; | |
| 1913 hash.key = ngx_hash_key_lc; | |
| 1914 hash.max_size = 512; | |
|
751
bae59a740c40
align hash bucket size to cache line
Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
1915 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
| 649 | 1916 hash.name = "fastcgi_hide_headers_hash"; |
| 1917 hash.pool = cf->pool; | |
| 1918 hash.temp_pool = NULL; | |
| 1919 | |
| 1920 if (ngx_hash_init(&hash, hide_headers.elts, hide_headers.nelts) != NGX_OK) { | |
| 1921 return NGX_CONF_ERROR; | |
| 1922 } | |
| 1923 | |
| 1924 peers: | |
| 1925 | |
| 884 | 1926 if (conf->upstream.upstream == NULL) { |
| 1927 conf->upstream.upstream = prev->upstream.upstream; | |
| 629 | 1928 conf->upstream.schema = prev->upstream.schema; |
| 507 | 1929 } |
| 1930 | |
| 509 | 1931 if (conf->params_source == NULL) { |
| 573 | 1932 conf->flushes = prev->flushes; |
| 509 | 1933 conf->params_len = prev->params_len; |
| 1934 conf->params = prev->params; | |
| 573 | 1935 conf->params_source = prev->params_source; |
| 509 | 1936 |
| 1937 if (conf->params_source == NULL) { | |
| 1938 return NGX_CONF_OK; | |
| 1939 } | |
| 1940 } | |
| 1941 | |
| 1942 conf->params_len = ngx_array_create(cf->pool, 64, 1); | |
| 1943 if (conf->params_len == NULL) { | |
| 1944 return NGX_CONF_ERROR; | |
| 1945 } | |
| 573 | 1946 |
| 509 | 1947 conf->params = ngx_array_create(cf->pool, 512, 1); |
| 1948 if (conf->params == NULL) { | |
| 1949 return NGX_CONF_ERROR; | |
| 1950 } | |
| 1951 | |
| 1952 src = conf->params_source->elts; | |
| 1953 for (i = 0; i < conf->params_source->nelts; i++) { | |
| 1954 | |
| 1955 if (ngx_http_script_variables_count(&src[i].value) == 0) { | |
| 1956 copy = ngx_array_push_n(conf->params_len, | |
| 1957 sizeof(ngx_http_script_copy_code_t)); | |
| 1958 if (copy == NULL) { | |
| 1959 return NGX_CONF_ERROR; | |
| 1960 } | |
| 1961 | |
| 1962 copy->code = (ngx_http_script_code_pt) | |
| 1963 ngx_http_script_copy_len_code; | |
| 1964 copy->len = src[i].key.len; | |
| 1965 | |
| 1966 | |
| 1967 copy = ngx_array_push_n(conf->params_len, | |
| 1968 sizeof(ngx_http_script_copy_code_t)); | |
| 1969 if (copy == NULL) { | |
| 1970 return NGX_CONF_ERROR; | |
| 1971 } | |
| 1972 | |
| 1973 copy->code = (ngx_http_script_code_pt) | |
| 1974 ngx_http_script_copy_len_code; | |
| 1975 copy->len = src[i].value.len; | |
| 1976 | |
| 1977 | |
| 1978 size = (sizeof(ngx_http_script_copy_code_t) | |
| 1979 + src[i].key.len + src[i].value.len | |
| 1980 + sizeof(uintptr_t) - 1) | |
| 1981 & ~(sizeof(uintptr_t) - 1); | |
| 1982 | |
| 1983 copy = ngx_array_push_n(conf->params, size); | |
| 1984 if (copy == NULL) { | |
| 1985 return NGX_CONF_ERROR; | |
| 1986 } | |
| 577 | 1987 |
| 509 | 1988 copy->code = ngx_http_script_copy_code; |
| 1989 copy->len = src[i].key.len + src[i].value.len; | |
| 1990 | |
| 1991 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 1992 | |
| 1993 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 1994 ngx_memcpy(p, src[i].value.data, src[i].value.len); | |
| 1995 | |
| 1996 } else { | |
| 1997 copy = ngx_array_push_n(conf->params_len, | |
| 1998 sizeof(ngx_http_script_copy_code_t)); | |
| 1999 if (copy == NULL) { | |
| 2000 return NGX_CONF_ERROR; | |
| 2001 } | |
| 2002 | |
| 2003 copy->code = (ngx_http_script_code_pt) | |
| 2004 ngx_http_script_copy_len_code; | |
| 2005 copy->len = src[i].key.len; | |
| 2006 | |
| 2007 | |
| 2008 size = (sizeof(ngx_http_script_copy_code_t) | |
| 2009 + src[i].key.len + sizeof(uintptr_t) - 1) | |
| 2010 & ~(sizeof(uintptr_t) - 1); | |
| 2011 | |
| 2012 copy = ngx_array_push_n(conf->params, size); | |
| 2013 if (copy == NULL) { | |
| 2014 return NGX_CONF_ERROR; | |
| 2015 } | |
| 577 | 2016 |
| 509 | 2017 copy->code = ngx_http_script_copy_code; |
| 2018 copy->len = src[i].key.len; | |
| 2019 | |
| 2020 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2021 ngx_memcpy(p, src[i].key.data, src[i].key.len); | |
| 2022 | |
| 2023 | |
| 2024 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2025 | |
| 2026 sc.cf = cf; | |
| 2027 sc.source = &src[i].value; | |
| 573 | 2028 sc.flushes = &conf->flushes; |
| 509 | 2029 sc.lengths = &conf->params_len; |
| 2030 sc.values = &conf->params; | |
| 2031 | |
| 2032 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2033 return NGX_CONF_ERROR; | |
| 2034 } | |
| 2035 } | |
| 2036 | |
| 2037 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t)); | |
| 2038 if (code == NULL) { | |
| 2039 return NGX_CONF_ERROR; | |
| 2040 } | |
| 2041 | |
| 2042 *code = (uintptr_t) NULL; | |
| 2043 | |
| 2044 | |
| 2045 code = ngx_array_push_n(conf->params, sizeof(uintptr_t)); | |
| 2046 if (code == NULL) { | |
| 2047 return NGX_CONF_ERROR; | |
| 2048 } | |
| 2049 | |
| 2050 *code = (uintptr_t) NULL; | |
| 2051 } | |
| 2052 | |
| 2053 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t)); | |
| 2054 if (code == NULL) { | |
| 2055 return NGX_CONF_ERROR; | |
| 2056 } | |
| 2057 | |
| 2058 *code = (uintptr_t) NULL; | |
| 2059 | |
| 479 | 2060 return NGX_CONF_OK; |
| 2061 } | |
| 509 | 2062 |
| 2063 | |
| 573 | 2064 static ngx_int_t |
| 2065 ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r, | |
| 2066 ngx_http_variable_value_t *v, uintptr_t data) | |
| 509 | 2067 { |
| 2068 u_char *p; | |
| 2069 ngx_http_fastcgi_loc_conf_t *flcf; | |
| 2070 | |
|
1097
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2071 if (r->uri.len) { |
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2072 v->valid = 1; |
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2073 v->no_cachable = 0; |
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2074 v->not_found = 0; |
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2075 |
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2076 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
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2077 |
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2078 if (r->uri.data[r->uri.len - 1] != '/') { |
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2079 v->len = r->uri.len; |
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2080 v->data = r->uri.data; |
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2081 return NGX_OK; |
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2082 } |
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2083 |
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2084 v->len = r->uri.len + flcf->index.len; |
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2085 |
|
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2086 v->data = ngx_palloc(r->pool, v->len); |
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2087 if (v->data == NULL) { |
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2088 return NGX_ERROR; |
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2089 } |
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2090 |
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2091 p = ngx_copy(v->data, r->uri.data, r->uri.len); |
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2092 ngx_memcpy(p, flcf->index.data, flcf->index.len); |
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2093 |
|
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2094 } else { |
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2095 v->len = 0; |
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2096 v->valid = 1; |
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2097 v->no_cachable = 0; |
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2098 v->not_found = 0; |
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2099 v->data = NULL; |
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2100 |
| 573 | 2101 return NGX_OK; |
| 509 | 2102 } |
| 2103 | |
| 573 | 2104 return NGX_OK; |
| 509 | 2105 } |
| 2106 | |
| 2107 | |
| 2108 static char * | |
| 2109 ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 2110 { | |
| 2111 ngx_http_fastcgi_loc_conf_t *lcf = conf; | |
| 2112 | |
| 651 | 2113 ngx_url_t u; |
| 509 | 2114 ngx_str_t *value; |
| 2115 ngx_http_core_loc_conf_t *clcf; | |
| 2116 | |
| 555 | 2117 if (lcf->upstream.schema.len) { |
| 2118 return "is duplicate"; | |
| 2119 } | |
| 2120 | |
| 509 | 2121 value = cf->args->elts; |
| 2122 | |
| 651 | 2123 ngx_memzero(&u, sizeof(ngx_url_t)); |
| 2124 | |
| 2125 u.url = value[1]; | |
| 884 | 2126 u.no_resolve = 1; |
| 2127 | |
| 2128 lcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); | |
| 2129 if (lcf->upstream.upstream == NULL) { | |
| 509 | 2130 return NGX_CONF_ERROR; |
| 2131 } | |
| 2132 | |
| 2133 lcf->upstream.schema.len = sizeof("fastcgi://") - 1; | |
| 2134 lcf->upstream.schema.data = (u_char *) "fastcgi://"; | |
| 2135 | |
| 2136 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); | |
| 2137 | |
| 2138 clcf->handler = ngx_http_fastcgi_handler; | |
| 2139 | |
| 573 | 2140 lcf->upstream.location = clcf->name; |
| 509 | 2141 |
| 2142 if (clcf->name.data[clcf->name.len - 1] == '/') { | |
| 2143 clcf->auto_redirect = 1; | |
| 2144 } | |
| 2145 | |
| 2146 return NGX_CONF_OK; | |
| 2147 } | |
| 2148 | |
| 2149 | |
| 2150 static char * | |
| 2151 ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, void *data) | |
| 2152 { | |
| 2153 #if (NGX_FREEBSD) | |
| 2154 ssize_t *np = data; | |
| 2155 | |
| 673 | 2156 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
| 509 | 2157 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2158 "\"fastcgi_send_lowat\" must be less than %d " | |
| 2159 "(sysctl net.inet.tcp.sendspace)", | |
| 2160 ngx_freebsd_net_inet_tcp_sendspace); | |
| 2161 | |
| 2162 return NGX_CONF_ERROR; | |
| 2163 } | |
| 2164 | |
| 2165 #elif !(NGX_HAVE_SO_SNDLOWAT) | |
| 2166 ssize_t *np = data; | |
| 2167 | |
| 2168 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
| 2169 "\"fastcgi_send_lowat\" is not supported, ignored"); | |
| 2170 | |
| 2171 *np = 0; | |
| 2172 | |
| 2173 #endif | |
| 2174 | |
| 2175 return NGX_CONF_OK; | |
| 2176 } | |
| 884 | 2177 |
| 2178 | |
| 2179 static char * | |
| 2180 ngx_http_fastcgi_upstream_max_fails_unsupported(ngx_conf_t *cf, | |
| 2181 ngx_command_t *cmd, void *conf) | |
| 2182 { | |
| 2183 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2184 "\"fastcgi_upstream_max_fails\" is not supported, " | |
| 2185 "use the \"max_fails\" parameter of the \"server\" directive ", | |
| 2186 "inside the \"upstream\" block"); | |
| 2187 | |
| 2188 return NGX_CONF_ERROR; | |
| 2189 } | |
| 2190 | |
| 2191 | |
| 2192 static char * | |
| 2193 ngx_http_fastcgi_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 2194 ngx_command_t *cmd, void *conf) | |
| 2195 { | |
| 2196 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2197 "\"fastcgi_upstream_fail_timeout\" is not supported, " | |
| 2198 "use the \"fail_timeout\" parameter of the \"server\" directive ", | |
| 2199 "inside the \"upstream\" block"); | |
| 2200 | |
| 2201 return NGX_CONF_ERROR; | |
| 2202 } |