Mercurial > hg > nginx
annotate src/http/modules/ngx_http_fastcgi_module.c @ 1273:e02f63bea768 stable-0.5
r1273 merge:
when the FastCGI header was split in records,
nginx passed garbage in the header to a client
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Sun, 08 Jul 2007 09:18:06 +0000 |
| parents | 863c3490103e |
| children | 7ffdd1bb86d5 |
| 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 { | |
| 651 | 41 ngx_http_fastcgi_state_e state; |
| 42 u_char *pos; | |
| 43 u_char *last; | |
| 44 ngx_uint_t type; | |
| 45 size_t length; | |
| 46 size_t padding; | |
| 47 | |
| 48 ngx_uint_t fastcgi_stdout; | |
| 479 | 49 } ngx_http_fastcgi_ctx_t; |
| 50 | |
| 51 | |
| 52 #define NGX_HTTP_FASTCGI_RESPONDER 1 | |
| 53 | |
| 54 #define NGX_HTTP_FASTCGI_BEGIN_REQUEST 1 | |
| 55 #define NGX_HTTP_FASTCGI_ABORT_REQUEST 2 | |
| 56 #define NGX_HTTP_FASTCGI_END_REQUEST 3 | |
| 57 #define NGX_HTTP_FASTCGI_PARAMS 4 | |
| 58 #define NGX_HTTP_FASTCGI_STDIN 5 | |
| 59 #define NGX_HTTP_FASTCGI_STDOUT 6 | |
| 60 #define NGX_HTTP_FASTCGI_STDERR 7 | |
| 61 #define NGX_HTTP_FASTCGI_DATA 8 | |
| 62 | |
| 63 | |
| 64 typedef struct { | |
| 65 u_char version; | |
| 66 u_char type; | |
| 67 u_char request_id_hi; | |
| 68 u_char request_id_lo; | |
| 69 u_char content_length_hi; | |
| 70 u_char content_length_lo; | |
| 71 u_char padding_length; | |
| 72 u_char reserved; | |
| 73 } ngx_http_fastcgi_header_t; | |
| 74 | |
| 75 | |
| 76 typedef struct { | |
| 77 u_char role_hi; | |
| 78 u_char role_lo; | |
| 79 u_char flags; | |
| 80 u_char reserved[5]; | |
| 81 } ngx_http_fastcgi_begin_request_t; | |
| 82 | |
| 83 | |
| 509 | 84 typedef struct { |
| 85 u_char version; | |
| 86 u_char type; | |
| 87 u_char request_id_hi; | |
| 88 u_char request_id_lo; | |
| 89 } ngx_http_fastcgi_header_small_t; | |
| 90 | |
| 91 | |
| 92 typedef struct { | |
| 93 ngx_http_fastcgi_header_t h0; | |
| 94 ngx_http_fastcgi_begin_request_t br; | |
| 95 ngx_http_fastcgi_header_small_t h1; | |
| 96 } ngx_http_fastcgi_request_start_t; | |
| 97 | |
| 98 | |
| 479 | 99 static ngx_int_t ngx_http_fastcgi_create_request(ngx_http_request_t *r); |
| 100 static ngx_int_t ngx_http_fastcgi_reinit_request(ngx_http_request_t *r); | |
| 101 static ngx_int_t ngx_http_fastcgi_process_header(ngx_http_request_t *r); | |
| 102 static ngx_int_t ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, | |
| 487 | 103 ngx_buf_t *buf); |
| 479 | 104 static ngx_int_t ngx_http_fastcgi_process_record(ngx_http_request_t *r, |
| 487 | 105 ngx_http_fastcgi_ctx_t *f); |
| 479 | 106 static void ngx_http_fastcgi_abort_request(ngx_http_request_t *r); |
| 107 static void ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, | |
| 487 | 108 ngx_int_t rc); |
| 479 | 109 |
| 509 | 110 static ngx_int_t ngx_http_fastcgi_add_variables(ngx_conf_t *cf); |
| 111 static void *ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf); | |
| 112 static char *ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, | |
| 113 void *parent, void *child); | |
| 573 | 114 static ngx_int_t ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r, |
| 115 ngx_http_variable_value_t *v, uintptr_t data); | |
| 509 | 116 |
| 479 | 117 static char *ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, |
| 487 | 118 void *conf); |
| 479 | 119 static char *ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, |
| 487 | 120 void *data); |
| 479 | 121 |
| 884 | 122 static char *ngx_http_fastcgi_upstream_max_fails_unsupported(ngx_conf_t *cf, |
| 123 ngx_command_t *cmd, void *conf); | |
| 124 static char *ngx_http_fastcgi_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 125 ngx_command_t *cmd, void *conf); | |
| 126 | |
| 479 | 127 |
| 509 | 128 static ngx_http_fastcgi_request_start_t ngx_http_fastcgi_request_start = { |
| 129 { 1, /* version */ | |
| 130 NGX_HTTP_FASTCGI_BEGIN_REQUEST, /* type */ | |
| 131 0, /* request_id_hi */ | |
| 132 1, /* request_id_lo */ | |
| 133 0, /* content_length_hi */ | |
| 134 sizeof(ngx_http_fastcgi_begin_request_t), /* content_length_lo */ | |
| 135 0, /* padding_length */ | |
| 136 0 }, /* reserved */ | |
| 137 | |
| 138 { 0, /* role_hi */ | |
| 139 NGX_HTTP_FASTCGI_RESPONDER, /* role_lo */ | |
| 140 0, /* NGX_HTTP_FASTCGI_KEEP_CONN */ /* flags */ | |
| 141 { 0, 0, 0, 0, 0 } }, /* reserved[5] */ | |
| 142 | |
| 143 { 1, /* version */ | |
| 144 NGX_HTTP_FASTCGI_PARAMS, /* type */ | |
| 145 0, /* request_id_hi */ | |
| 146 1 }, /* request_id_lo */ | |
| 147 | |
| 148 }; | |
| 149 | |
| 150 | |
| 151 static ngx_str_t ngx_http_fastcgi_script_name = | |
| 152 ngx_string("fastcgi_script_name"); | |
| 479 | 153 |
| 154 | |
| 509 | 155 static ngx_conf_post_t ngx_http_fastcgi_lowat_post = |
| 156 { ngx_http_fastcgi_lowat_check }; | |
| 479 | 157 |
| 581 | 158 static ngx_conf_deprecated_t ngx_conf_deprecated_fastcgi_header_buffer_size = { |
| 159 ngx_conf_deprecated, "fastcgi_header_buffer_size", "fastcgi_buffer_size" | |
| 160 }; | |
| 161 | |
| 657 | 162 static ngx_conf_deprecated_t ngx_conf_deprecated_fastcgi_redirect_errors = { |
| 163 ngx_conf_deprecated, "fastcgi_redirect_errors", "fastcgi_intercept_errors" | |
| 164 }; | |
| 165 | |
| 479 | 166 |
| 167 static ngx_conf_bitmask_t ngx_http_fastcgi_next_upstream_masks[] = { | |
| 168 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, | |
| 169 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, | |
| 170 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, | |
| 171 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, | |
| 623 | 172 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
| 479 | 173 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
| 665 | 174 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, |
| 479 | 175 { ngx_null_string, 0 } |
| 176 }; | |
| 177 | |
| 178 | |
| 179 static ngx_command_t ngx_http_fastcgi_commands[] = { | |
| 180 | |
| 181 { ngx_string("fastcgi_pass"), | |
| 629 | 182 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1, |
| 479 | 183 ngx_http_fastcgi_pass, |
| 184 NGX_HTTP_LOC_CONF_OFFSET, | |
| 185 0, | |
| 186 NULL }, | |
| 187 | |
| 188 { ngx_string("fastcgi_index"), | |
| 189 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 190 ngx_conf_set_str_slot, | |
| 191 NGX_HTTP_LOC_CONF_OFFSET, | |
| 192 offsetof(ngx_http_fastcgi_loc_conf_t, index), | |
| 193 NULL }, | |
| 194 | |
| 629 | 195 { ngx_string("fastcgi_ignore_client_abort"), |
| 196 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 197 ngx_conf_set_flag_slot, | |
| 198 NGX_HTTP_LOC_CONF_OFFSET, | |
| 199 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.ignore_client_abort), | |
| 200 NULL }, | |
| 201 | |
| 479 | 202 { ngx_string("fastcgi_connect_timeout"), |
| 203 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 204 ngx_conf_set_msec_slot, | |
| 205 NGX_HTTP_LOC_CONF_OFFSET, | |
| 206 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.connect_timeout), | |
| 207 NULL }, | |
| 208 | |
| 209 { ngx_string("fastcgi_send_timeout"), | |
| 210 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 211 ngx_conf_set_msec_slot, | |
| 212 NGX_HTTP_LOC_CONF_OFFSET, | |
| 213 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_timeout), | |
| 214 NULL }, | |
| 215 | |
| 216 { ngx_string("fastcgi_send_lowat"), | |
| 217 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 218 ngx_conf_set_size_slot, | |
| 219 NGX_HTTP_LOC_CONF_OFFSET, | |
| 220 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_lowat), | |
| 221 &ngx_http_fastcgi_lowat_post }, | |
| 222 | |
| 581 | 223 { ngx_string("fastcgi_buffer_size"), |
| 224 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 225 ngx_conf_set_size_slot, | |
| 226 NGX_HTTP_LOC_CONF_OFFSET, | |
| 227 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size), | |
| 228 NULL }, | |
| 229 | |
| 479 | 230 { ngx_string("fastcgi_header_buffer_size"), |
| 231 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 232 ngx_conf_set_size_slot, | |
| 233 NGX_HTTP_LOC_CONF_OFFSET, | |
| 581 | 234 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size), |
| 235 &ngx_conf_deprecated_fastcgi_header_buffer_size }, | |
| 479 | 236 |
| 509 | 237 { ngx_string("fastcgi_pass_request_headers"), |
| 238 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 239 ngx_conf_set_flag_slot, | |
| 240 NGX_HTTP_LOC_CONF_OFFSET, | |
| 241 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_headers), | |
| 242 NULL }, | |
| 243 | |
| 244 { ngx_string("fastcgi_pass_request_body"), | |
| 245 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 246 ngx_conf_set_flag_slot, | |
| 247 NGX_HTTP_LOC_CONF_OFFSET, | |
| 248 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_body), | |
| 249 NULL }, | |
| 250 | |
| 657 | 251 { ngx_string("fastcgi_intercept_errors"), |
| 252 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 253 ngx_conf_set_flag_slot, | |
| 254 NGX_HTTP_LOC_CONF_OFFSET, | |
| 255 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.intercept_errors), | |
| 256 NULL }, | |
| 257 | |
| 487 | 258 { ngx_string("fastcgi_redirect_errors"), |
| 259 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 260 ngx_conf_set_flag_slot, | |
| 261 NGX_HTTP_LOC_CONF_OFFSET, | |
| 657 | 262 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.intercept_errors), |
| 263 &ngx_conf_deprecated_fastcgi_redirect_errors }, | |
| 487 | 264 |
| 479 | 265 { ngx_string("fastcgi_read_timeout"), |
| 266 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 267 ngx_conf_set_msec_slot, | |
| 268 NGX_HTTP_LOC_CONF_OFFSET, | |
| 269 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.read_timeout), | |
| 270 NULL }, | |
| 271 | |
| 272 { ngx_string("fastcgi_buffers"), | |
| 273 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 274 ngx_conf_set_bufs_slot, | |
| 275 NGX_HTTP_LOC_CONF_OFFSET, | |
| 276 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.bufs), | |
| 277 NULL }, | |
| 278 | |
| 279 { ngx_string("fastcgi_busy_buffers_size"), | |
| 280 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 281 ngx_conf_set_size_slot, | |
| 282 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 283 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.busy_buffers_size_conf), |
| 479 | 284 NULL }, |
| 285 | |
| 286 { ngx_string("fastcgi_temp_path"), | |
| 287 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
| 288 ngx_conf_set_path_slot, | |
| 289 NGX_HTTP_LOC_CONF_OFFSET, | |
| 290 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_path), | |
| 291 (void *) ngx_garbage_collector_temp_handler }, | |
| 292 | |
| 293 { ngx_string("fastcgi_max_temp_file_size"), | |
| 294 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 295 ngx_conf_set_size_slot, | |
| 296 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 297 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_temp_file_size_conf), |
| 479 | 298 NULL }, |
| 299 | |
| 300 { ngx_string("fastcgi_temp_file_write_size"), | |
| 301 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 302 ngx_conf_set_size_slot, | |
| 303 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 304 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_file_write_size_conf), |
| 479 | 305 NULL }, |
| 306 | |
| 307 { ngx_string("fastcgi_next_upstream"), | |
| 547 | 308 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
| 479 | 309 ngx_conf_set_bitmask_slot, |
| 310 NGX_HTTP_LOC_CONF_OFFSET, | |
| 311 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.next_upstream), | |
| 312 &ngx_http_fastcgi_next_upstream_masks }, | |
| 313 | |
| 561 | 314 { ngx_string("fastcgi_upstream_max_fails"), |
| 315 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 316 ngx_http_fastcgi_upstream_max_fails_unsupported, |
| 317 0, | |
| 318 0, | |
| 561 | 319 NULL }, |
| 320 | |
| 321 { ngx_string("fastcgi_upstream_fail_timeout"), | |
| 322 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 323 ngx_http_fastcgi_upstream_fail_timeout_unsupported, |
| 324 0, | |
| 325 0, | |
| 561 | 326 NULL }, |
| 327 | |
| 509 | 328 { ngx_string("fastcgi_param"), |
| 329 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 649 | 330 ngx_conf_set_keyval_slot, |
| 485 | 331 NGX_HTTP_LOC_CONF_OFFSET, |
| 509 | 332 offsetof(ngx_http_fastcgi_loc_conf_t, params_source), |
| 485 | 333 NULL }, |
| 334 | |
| 649 | 335 { ngx_string("fastcgi_pass_header"), |
| 336 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 337 ngx_conf_set_str_array_slot, | |
| 338 NGX_HTTP_LOC_CONF_OFFSET, | |
| 339 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_headers), | |
| 340 NULL }, | |
| 341 | |
| 342 { ngx_string("fastcgi_hide_header"), | |
| 343 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 344 ngx_conf_set_str_array_slot, | |
| 345 NGX_HTTP_LOC_CONF_OFFSET, | |
| 346 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.hide_headers), | |
| 347 NULL }, | |
| 348 | |
| 1228 | 349 { ngx_string("fastcgi_catch_stderr"), |
| 350 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 351 ngx_conf_set_str_array_slot, | |
| 352 NGX_HTTP_LOC_CONF_OFFSET, | |
| 353 offsetof(ngx_http_fastcgi_loc_conf_t, catch_stderr), | |
| 354 NULL }, | |
| 355 | |
| 479 | 356 ngx_null_command |
| 357 }; | |
| 358 | |
| 359 | |
| 667 | 360 static ngx_http_module_t ngx_http_fastcgi_module_ctx = { |
| 509 | 361 ngx_http_fastcgi_add_variables, /* preconfiguration */ |
| 362 NULL, /* postconfiguration */ | |
| 479 | 363 |
| 364 NULL, /* create main configuration */ | |
| 365 NULL, /* init main configuration */ | |
| 366 | |
| 367 NULL, /* create server configuration */ | |
| 368 NULL, /* merge server configuration */ | |
| 369 | |
| 370 ngx_http_fastcgi_create_loc_conf, /* create location configuration */ | |
| 371 ngx_http_fastcgi_merge_loc_conf /* merge location configuration */ | |
| 372 }; | |
| 373 | |
| 374 | |
| 375 ngx_module_t ngx_http_fastcgi_module = { | |
| 509 | 376 NGX_MODULE_V1, |
| 479 | 377 &ngx_http_fastcgi_module_ctx, /* module context */ |
| 378 ngx_http_fastcgi_commands, /* module directives */ | |
| 379 NGX_HTTP_MODULE, /* module type */ | |
| 541 | 380 NULL, /* init master */ |
| 479 | 381 NULL, /* init module */ |
| 541 | 382 NULL, /* init process */ |
| 383 NULL, /* init thread */ | |
| 384 NULL, /* exit thread */ | |
| 385 NULL, /* exit process */ | |
| 386 NULL, /* exit master */ | |
| 387 NGX_MODULE_V1_PADDING | |
| 479 | 388 }; |
| 389 | |
| 390 | |
| 649 | 391 static ngx_str_t ngx_http_fastcgi_hide_headers[] = { |
| 392 ngx_string("Status"), | |
| 393 ngx_string("X-Accel-Expires"), | |
| 394 ngx_string("X-Accel-Redirect"), | |
| 395 ngx_string("X-Accel-Limit-Rate"), | |
| 396 ngx_string("X-Accel-Buffer"), | |
| 397 ngx_null_string | |
| 398 }; | |
| 399 | |
| 400 | |
| 487 | 401 static ngx_int_t |
| 402 ngx_http_fastcgi_handler(ngx_http_request_t *r) | |
| 479 | 403 { |
| 404 ngx_int_t rc; | |
| 405 ngx_http_upstream_t *u; | |
| 406 ngx_http_fastcgi_loc_conf_t *flcf; | |
| 407 | |
|
777
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
751
diff
changeset
|
408 if (r->subrequest_in_memory) { |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
751
diff
changeset
|
409 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
751
diff
changeset
|
410 "ngx_http_fastcgi_module does not support " |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
751
diff
changeset
|
411 "subrequest in memeory"); |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
751
diff
changeset
|
412 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
751
diff
changeset
|
413 } |
|
4ab852b691f5
<!--#include virtual=... set=... -->
Igor Sysoev <igor@sysoev.ru>
parents:
751
diff
changeset
|
414 |
| 479 | 415 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
| 416 | |
| 501 | 417 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
| 418 if (u == NULL) { | |
| 479 | 419 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| 420 } | |
| 421 | |
| 422 u->peer.log = r->connection->log; | |
| 423 u->peer.log_error = NGX_ERROR_ERR; | |
| 424 #if (NGX_THREADS) | |
| 425 u->peer.lock = &r->connection->lock; | |
| 426 #endif | |
| 427 | |
| 428 u->output.tag = (ngx_buf_tag_t) &ngx_http_fastcgi_module; | |
| 429 | |
| 430 u->conf = &flcf->upstream; | |
| 431 | |
| 432 u->create_request = ngx_http_fastcgi_create_request; | |
| 433 u->reinit_request = ngx_http_fastcgi_reinit_request; | |
| 434 u->process_header = ngx_http_fastcgi_process_header; | |
| 435 u->abort_request = ngx_http_fastcgi_abort_request; | |
| 436 u->finalize_request = ngx_http_fastcgi_finalize_request; | |
| 437 | |
| 649 | 438 u->buffering = 1; |
| 439 | |
| 581 | 440 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); |
| 441 if (u->pipe == NULL) { | |
| 442 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 443 } | |
| 444 | |
| 445 u->pipe->input_filter = ngx_http_fastcgi_input_filter; | |
| 446 u->pipe->input_ctx = r; | |
| 479 | 447 |
| 448 r->upstream = u; | |
| 449 | |
| 450 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); | |
| 451 | |
| 452 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
| 453 return rc; | |
| 454 } | |
| 455 | |
| 456 return NGX_DONE; | |
| 457 } | |
| 458 | |
| 459 | |
| 487 | 460 static ngx_int_t |
| 461 ngx_http_fastcgi_create_request(ngx_http_request_t *r) | |
| 479 | 462 { |
| 509 | 463 off_t file_pos; |
| 464 u_char ch, *pos; | |
| 465 size_t size, len, key_len, val_len, padding; | |
| 466 ngx_uint_t i, n, next; | |
| 467 ngx_buf_t *b; | |
| 468 ngx_chain_t *cl, *body; | |
| 469 ngx_list_part_t *part; | |
| 470 ngx_table_elt_t *header; | |
| 471 ngx_http_script_code_pt code; | |
| 472 ngx_http_script_engine_t e, le; | |
| 473 ngx_http_fastcgi_header_t *h; | |
| 474 ngx_http_fastcgi_loc_conf_t *flcf; | |
| 475 ngx_http_script_len_code_pt lcode; | |
| 479 | 476 |
| 509 | 477 len = 0; |
| 485 | 478 |
| 479 | 479 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
| 480 | |
| 509 | 481 if (flcf->params_len) { |
| 482 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
| 479 | 483 |
| 573 | 484 ngx_http_script_flush_no_cachable_variables(r, flcf->flushes); |
| 485 le.flushed = 1; | |
| 486 | |
| 509 | 487 le.ip = flcf->params_len->elts; |
| 488 le.request = r; | |
| 479 | 489 |
| 509 | 490 while (*(uintptr_t *) le.ip) { |
| 487 | 491 |
| 509 | 492 lcode = *(ngx_http_script_len_code_pt *) le.ip; |
| 493 key_len = lcode(&le); | |
| 479 | 494 |
| 509 | 495 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { |
| 496 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 497 } | |
| 498 le.ip += sizeof(uintptr_t); | |
| 479 | 499 |
| 537 | 500 len += 1 + key_len + ((val_len > 127) ? 4 : 1) + val_len; |
| 485 | 501 } |
| 502 } | |
| 503 | |
| 509 | 504 if (flcf->upstream.pass_request_headers) { |
| 485 | 505 |
| 509 | 506 part = &r->headers_in.headers.part; |
| 507 header = part->elts; | |
| 508 | |
| 509 for (i = 0; /* void */; i++) { | |
| 479 | 510 |
| 509 | 511 if (i >= part->nelts) { |
| 512 if (part->next == NULL) { | |
| 513 break; | |
| 514 } | |
| 479 | 515 |
| 509 | 516 part = part->next; |
| 517 header = part->elts; | |
| 518 i = 0; | |
| 479 | 519 } |
| 520 | |
| 509 | 521 len += ((sizeof("HTTP_") - 1 + header[i].key.len > 127) ? 4 : 1) |
| 522 + ((header[i].value.len > 127) ? 4 : 1) | |
| 523 + sizeof("HTTP_") - 1 + header[i].key.len + header[i].value.len; | |
| 479 | 524 } |
| 525 } | |
| 526 | |
| 527 | |
| 528 if (len > 65535) { | |
| 529 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
| 530 "fastcgi: the request record is too big"); | |
| 531 return NGX_ERROR; | |
| 532 } | |
| 533 | |
| 534 | |
| 535 padding = 8 - len % 8; | |
| 536 padding = (padding == 8) ? 0 : padding; | |
| 537 | |
| 538 | |
| 539 size = sizeof(ngx_http_fastcgi_header_t) | |
| 540 + sizeof(ngx_http_fastcgi_begin_request_t) | |
| 541 | |
| 542 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */ | |
| 543 + len + padding | |
| 544 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */ | |
| 545 | |
| 546 + sizeof(ngx_http_fastcgi_header_t); /* NGX_HTTP_FASTCGI_STDIN */ | |
| 547 | |
| 548 | |
| 501 | 549 b = ngx_create_temp_buf(r->pool, size); |
| 550 if (b == NULL) { | |
| 479 | 551 return NGX_ERROR; |
| 552 } | |
| 553 | |
| 501 | 554 cl = ngx_alloc_chain_link(r->pool); |
| 555 if (cl == NULL) { | |
| 479 | 556 return NGX_ERROR; |
| 557 } | |
| 558 | |
| 559 cl->buf = b; | |
| 560 | |
| 509 | 561 ngx_memcpy(b->pos, &ngx_http_fastcgi_request_start, |
| 562 sizeof(ngx_http_fastcgi_request_start_t)); | |
| 479 | 563 |
| 564 h = (ngx_http_fastcgi_header_t *) | |
| 565 (b->pos + sizeof(ngx_http_fastcgi_header_t) | |
| 566 + sizeof(ngx_http_fastcgi_begin_request_t)); | |
| 567 | |
| 568 h->content_length_hi = (u_char) ((len >> 8) & 0xff); | |
| 569 h->content_length_lo = (u_char) (len & 0xff); | |
| 570 h->padding_length = (u_char) padding; | |
| 571 h->reserved = 0; | |
| 572 | |
| 573 b->last = b->pos + sizeof(ngx_http_fastcgi_header_t) | |
| 574 + sizeof(ngx_http_fastcgi_begin_request_t) | |
| 575 + sizeof(ngx_http_fastcgi_header_t); | |
| 576 | |
| 577 | |
| 509 | 578 if (flcf->params_len) { |
| 579 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
| 479 | 580 |
| 509 | 581 e.ip = flcf->params->elts; |
| 582 e.pos = b->last; | |
| 583 e.request = r; | |
| 573 | 584 e.flushed = 1; |
| 479 | 585 |
| 509 | 586 le.ip = flcf->params_len->elts; |
| 479 | 587 |
| 509 | 588 while (*(uintptr_t *) le.ip) { |
| 479 | 589 |
| 509 | 590 lcode = *(ngx_http_script_len_code_pt *) le.ip; |
| 591 key_len = (u_char) lcode(&le); | |
| 479 | 592 |
| 509 | 593 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { |
| 594 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 595 } | |
| 596 le.ip += sizeof(uintptr_t); | |
| 479 | 597 |
| 537 | 598 *e.pos++ = (u_char) key_len; |
| 479 | 599 |
| 537 | 600 if (val_len > 127) { |
| 601 *e.pos++ = (u_char) (((val_len >> 24) & 0x7f) | 0x80); | |
| 602 *e.pos++ = (u_char) ((val_len >> 16) & 0xff); | |
| 603 *e.pos++ = (u_char) ((val_len >> 8) & 0xff); | |
| 604 *e.pos++ = (u_char) (val_len & 0xff); | |
| 479 | 605 |
| 537 | 606 } else { |
| 607 *e.pos++ = (u_char) val_len; | |
| 509 | 608 } |
| 479 | 609 |
| 509 | 610 while (*(uintptr_t *) e.ip) { |
| 611 code = *(ngx_http_script_code_pt *) e.ip; | |
| 612 code((ngx_http_script_engine_t *) &e); | |
| 613 } | |
| 614 e.ip += sizeof(uintptr_t); | |
| 479 | 615 } |
| 616 | |
| 509 | 617 b->last = e.pos; |
| 487 | 618 } |
| 619 | |
| 620 | |
| 509 | 621 if (flcf->upstream.pass_request_headers) { |
| 479 | 622 |
| 509 | 623 part = &r->headers_in.headers.part; |
| 624 header = part->elts; | |
| 479 | 625 |
| 509 | 626 for (i = 0; /* void */; i++) { |
| 491 | 627 |
| 509 | 628 if (i >= part->nelts) { |
| 629 if (part->next == NULL) { | |
| 577 | 630 break; |
| 509 | 631 } |
| 577 | 632 |
| 509 | 633 part = part->next; |
| 634 header = part->elts; | |
| 635 i = 0; | |
| 636 } | |
| 479 | 637 |
| 509 | 638 len = sizeof("HTTP_") - 1 + header[i].key.len; |
| 639 if (len > 127) { | |
| 640 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80); | |
| 641 *b->last++ = (u_char) ((len >> 16) & 0xff); | |
| 642 *b->last++ = (u_char) ((len >> 8) & 0xff); | |
| 643 *b->last++ = (u_char) (len & 0xff); | |
| 577 | 644 |
| 509 | 645 } else { |
| 646 *b->last++ = (u_char) len; | |
| 487 | 647 } |
| 648 | |
| 509 | 649 len = header[i].value.len; |
| 650 if (len > 127) { | |
| 651 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80); | |
| 652 *b->last++ = (u_char) ((len >> 16) & 0xff); | |
| 653 *b->last++ = (u_char) ((len >> 8) & 0xff); | |
| 654 *b->last++ = (u_char) (len & 0xff); | |
| 487 | 655 |
| 509 | 656 } else { |
| 657 *b->last++ = (u_char) len; | |
| 479 | 658 } |
| 659 | |
| 509 | 660 b->last = ngx_cpymem(b->last, "HTTP_", sizeof("HTTP_") - 1); |
| 479 | 661 |
| 509 | 662 for (n = 0; n < header[i].key.len; n++) { |
| 663 ch = header[i].key.data[n]; | |
| 479 | 664 |
| 509 | 665 if (ch >= 'a' && ch <= 'z') { |
| 666 ch &= ~0x20; | |
| 479 | 667 |
| 509 | 668 } else if (ch == '-') { |
| 669 ch = '_'; | |
| 670 } | |
| 479 | 671 |
| 509 | 672 *b->last++ = ch; |
| 479 | 673 } |
| 674 | |
| 573 | 675 b->last = ngx_copy(b->last, header[i].value.data, |
| 676 header[i].value.len); | |
| 479 | 677 } |
| 678 } | |
| 679 | |
| 680 | |
| 681 if (padding) { | |
| 682 ngx_memzero(b->last, padding); | |
| 683 b->last += padding; | |
| 684 } | |
| 685 | |
| 686 | |
| 687 h = (ngx_http_fastcgi_header_t *) b->last; | |
| 688 b->last += sizeof(ngx_http_fastcgi_header_t); | |
| 689 | |
| 690 h->version = 1; | |
| 691 h->type = NGX_HTTP_FASTCGI_PARAMS; | |
| 692 h->request_id_hi = 0; | |
| 693 h->request_id_lo = 1; | |
| 694 h->content_length_hi = 0; | |
| 695 h->content_length_lo = 0; | |
| 696 h->padding_length = 0; | |
| 697 h->reserved = 0; | |
| 698 | |
| 699 h = (ngx_http_fastcgi_header_t *) b->last; | |
| 700 b->last += sizeof(ngx_http_fastcgi_header_t); | |
| 701 | |
| 509 | 702 if (flcf->upstream.pass_request_body) { |
| 703 body = r->upstream->request_bufs; | |
| 704 r->upstream->request_bufs = cl; | |
| 479 | 705 |
| 706 #if (NGX_SUPPRESS_WARN) | |
| 509 | 707 file_pos = 0; |
| 708 pos = NULL; | |
| 479 | 709 #endif |
| 710 | |
| 509 | 711 while (body) { |
| 479 | 712 |
| 509 | 713 if (body->buf->in_file) { |
| 714 file_pos = body->buf->file_pos; | |
| 479 | 715 |
| 509 | 716 } else { |
| 717 pos = body->buf->pos; | |
| 479 | 718 } |
| 719 | |
| 509 | 720 next = 0; |
| 479 | 721 |
| 509 | 722 do { |
| 723 b = ngx_alloc_buf(r->pool); | |
| 724 if (b == NULL) { | |
| 725 return NGX_ERROR; | |
| 479 | 726 } |
| 727 | |
| 509 | 728 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); |
| 729 | |
| 730 if (body->buf->in_file) { | |
| 731 b->file_pos = file_pos; | |
| 732 file_pos += 32 * 1024; | |
| 479 | 733 |
|
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
|
734 if (file_pos >= body->buf->file_last) { |
| 509 | 735 file_pos = body->buf->file_last; |
| 736 next = 1; | |
| 737 } | |
| 738 | |
| 739 b->file_last = file_pos; | |
| 740 len = (ngx_uint_t) (file_pos - b->file_pos); | |
| 741 | |
| 742 } else { | |
| 743 b->pos = pos; | |
| 744 pos += 32 * 1024; | |
| 479 | 745 |
|
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
|
746 if (pos >= body->buf->last) { |
| 509 | 747 pos = body->buf->last; |
| 748 next = 1; | |
| 749 } | |
| 750 | |
| 751 b->last = pos; | |
| 752 len = (ngx_uint_t) (pos - b->pos); | |
| 753 } | |
| 479 | 754 |
| 509 | 755 padding = 8 - len % 8; |
| 756 padding = (padding == 8) ? 0 : padding; | |
| 479 | 757 |
| 509 | 758 h->version = 1; |
| 759 h->type = NGX_HTTP_FASTCGI_STDIN; | |
| 760 h->request_id_hi = 0; | |
| 761 h->request_id_lo = 1; | |
| 762 h->content_length_hi = (u_char) ((len >> 8) & 0xff); | |
| 763 h->content_length_lo = (u_char) (len & 0xff); | |
| 764 h->padding_length = (u_char) padding; | |
| 765 h->reserved = 0; | |
| 479 | 766 |
| 509 | 767 cl->next = ngx_alloc_chain_link(r->pool); |
| 768 if (cl->next == NULL) { | |
| 769 return NGX_ERROR; | |
| 770 } | |
| 479 | 771 |
| 509 | 772 cl = cl->next; |
| 773 cl->buf = b; | |
| 774 | |
| 775 b = ngx_create_temp_buf(r->pool, | |
| 776 sizeof(ngx_http_fastcgi_header_t) | |
| 777 + padding); | |
| 778 if (b == NULL) { | |
| 779 return NGX_ERROR; | |
| 780 } | |
| 479 | 781 |
| 509 | 782 if (padding) { |
| 783 ngx_memzero(b->last, padding); | |
| 784 b->last += padding; | |
| 785 } | |
| 786 | |
| 787 h = (ngx_http_fastcgi_header_t *) b->last; | |
| 788 b->last += sizeof(ngx_http_fastcgi_header_t); | |
| 479 | 789 |
| 509 | 790 cl->next = ngx_alloc_chain_link(r->pool); |
| 791 if (cl->next == NULL) { | |
| 792 return NGX_ERROR; | |
| 793 } | |
| 794 | |
| 795 cl = cl->next; | |
| 796 cl->buf = b; | |
| 479 | 797 |
| 509 | 798 } while (!next); |
| 479 | 799 |
| 509 | 800 body = body->next; |
| 801 } | |
| 479 | 802 |
| 509 | 803 } else { |
| 804 r->upstream->request_bufs = cl; | |
| 479 | 805 } |
| 806 | |
| 807 h->version = 1; | |
| 808 h->type = NGX_HTTP_FASTCGI_STDIN; | |
| 809 h->request_id_hi = 0; | |
| 810 h->request_id_lo = 1; | |
| 811 h->content_length_hi = 0; | |
| 812 h->content_length_lo = 0; | |
| 813 h->padding_length = 0; | |
| 814 h->reserved = 0; | |
| 815 | |
| 816 cl->next = NULL; | |
| 817 | |
| 818 return NGX_OK; | |
| 819 } | |
| 820 | |
| 821 | |
| 487 | 822 static ngx_int_t |
| 823 ngx_http_fastcgi_reinit_request(ngx_http_request_t *r) | |
| 479 | 824 { |
| 825 ngx_http_fastcgi_ctx_t *f; | |
| 826 | |
| 827 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
| 828 | |
| 829 if (f == NULL) { | |
| 830 return NGX_OK; | |
| 831 } | |
| 832 | |
| 833 f->state = ngx_http_fastcgi_st_version; | |
| 615 | 834 f->fastcgi_stdout = 0; |
| 479 | 835 |
| 836 return NGX_OK; | |
| 837 } | |
| 838 | |
| 839 | |
| 507 | 840 static ngx_int_t |
| 841 ngx_http_fastcgi_process_header(ngx_http_request_t *r) | |
| 479 | 842 { |
| 509 | 843 u_char *start, *last; |
| 1228 | 844 ngx_str_t *status_line, line, *pattern; |
| 509 | 845 ngx_int_t rc, status; |
| 649 | 846 ngx_uint_t i; |
| 509 | 847 ngx_table_elt_t *h; |
| 848 ngx_http_upstream_t *u; | |
| 849 ngx_http_fastcgi_ctx_t *f; | |
| 850 ngx_http_upstream_header_t *hh; | |
| 1228 | 851 ngx_http_fastcgi_loc_conf_t *flcf; |
| 509 | 852 ngx_http_upstream_main_conf_t *umcf; |
| 479 | 853 |
| 854 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
| 855 | |
| 509 | 856 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
| 857 | |
| 479 | 858 if (f == NULL) { |
| 501 | 859 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t)); |
| 860 if (f == NULL) { | |
| 479 | 861 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| 862 } | |
| 863 | |
| 864 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module); | |
| 865 } | |
| 866 | |
| 867 u = r->upstream; | |
| 868 | |
| 869 for ( ;; ) { | |
| 870 | |
| 871 if (f->state < ngx_http_fastcgi_st_data) { | |
| 872 | |
| 581 | 873 f->pos = u->buffer.pos; |
| 874 f->last = u->buffer.last; | |
| 479 | 875 |
| 876 rc = ngx_http_fastcgi_process_record(r, f); | |
| 877 | |
| 581 | 878 u->buffer.pos = f->pos; |
| 879 u->buffer.last = f->last; | |
| 479 | 880 |
| 881 if (rc == NGX_AGAIN) { | |
| 882 return NGX_AGAIN; | |
| 883 } | |
| 884 | |
| 885 if (rc == NGX_ERROR) { | |
| 886 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 887 } | |
| 888 | |
| 491 | 889 if (f->type != NGX_HTTP_FASTCGI_STDOUT |
| 890 && f->type != NGX_HTTP_FASTCGI_STDERR) | |
| 891 { | |
| 479 | 892 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| 893 "upstream sent unexpected FastCGI record: %d", | |
| 894 f->type); | |
| 895 | |
| 896 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 897 } | |
| 898 | |
| 491 | 899 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) { |
| 479 | 900 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| 901 "upstream closed prematurely FastCGI stdout"); | |
| 902 | |
| 903 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 904 } | |
| 905 } | |
| 906 | |
| 907 if (f->state == ngx_http_fastcgi_st_padding) { | |
| 908 | |
| 581 | 909 if (u->buffer.pos + f->padding < u->buffer.last) { |
| 479 | 910 f->state = ngx_http_fastcgi_st_version; |
| 581 | 911 u->buffer.pos += f->padding; |
| 479 | 912 |
| 913 continue; | |
| 914 } | |
| 915 | |
| 581 | 916 if (u->buffer.pos + f->padding == u->buffer.last) { |
| 479 | 917 f->state = ngx_http_fastcgi_st_version; |
| 581 | 918 u->buffer.pos = u->buffer.last; |
| 479 | 919 |
| 920 return NGX_AGAIN; | |
| 921 } | |
| 922 | |
| 581 | 923 f->padding -= u->buffer.last - u->buffer.pos; |
| 924 u->buffer.pos = u->buffer.last; | |
| 479 | 925 |
| 926 return NGX_AGAIN; | |
| 927 } | |
| 928 | |
| 491 | 929 |
| 479 | 930 /* f->state == ngx_http_fastcgi_st_data */ |
| 931 | |
| 491 | 932 if (f->type == NGX_HTTP_FASTCGI_STDERR) { |
| 933 | |
| 934 if (f->length) { | |
| 581 | 935 line.data = u->buffer.pos; |
| 491 | 936 |
| 581 | 937 if (u->buffer.pos + f->length <= u->buffer.last) { |
| 491 | 938 line.len = f->length; |
| 581 | 939 u->buffer.pos += f->length; |
| 491 | 940 f->length = 0; |
| 941 f->state = ngx_http_fastcgi_st_padding; | |
| 942 | |
| 577 | 943 } else { |
| 581 | 944 line.len = u->buffer.last - u->buffer.pos; |
| 945 f->length -= u->buffer.last - u->buffer.pos; | |
| 946 u->buffer.pos = u->buffer.last; | |
| 491 | 947 } |
| 948 | |
| 949 while (line.data[line.len - 1] == LF | |
| 950 || line.data[line.len - 1] == CR | |
| 951 || line.data[line.len - 1] == '.' | |
| 952 || line.data[line.len - 1] == ' ') | |
| 953 { | |
| 954 line.len--; | |
| 955 } | |
| 956 | |
| 957 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 958 "FastCGI sent in stderr: \"%V\"", &line); | |
| 959 | |
| 1228 | 960 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
| 961 | |
| 962 if (flcf->catch_stderr) { | |
| 963 pattern = flcf->catch_stderr->elts; | |
| 964 | |
| 965 line.data[line.len - 1] = '\0'; | |
| 966 | |
| 967 for (i = 0; i < flcf->catch_stderr->nelts; i++) { | |
| 968 if (ngx_strstr(line.data, pattern[i].data)) { | |
| 969 return NGX_HTTP_BAD_GATEWAY; | |
| 970 } | |
| 971 } | |
| 972 } | |
| 973 | |
| 581 | 974 if (u->buffer.pos == u->buffer.last) { |
| 615 | 975 |
| 976 if (!f->fastcgi_stdout) { | |
| 977 | |
| 978 /* | |
| 979 * the special handling the large number | |
| 980 * of the PHP warnings to not allocate memory | |
| 981 */ | |
| 982 | |
| 983 u->buffer.pos = u->buffer.start; | |
| 984 u->buffer.last = u->buffer.start; | |
| 985 } | |
| 986 | |
| 491 | 987 return NGX_AGAIN; |
| 988 } | |
| 989 | |
| 990 } else { | |
| 991 f->state = ngx_http_fastcgi_st_version; | |
| 992 } | |
| 993 | |
| 994 continue; | |
| 995 } | |
| 996 | |
| 997 | |
| 998 /* f->type == NGX_HTTP_FASTCGI_STDOUT */ | |
| 999 | |
| 615 | 1000 f->fastcgi_stdout = 1; |
| 1001 | |
| 581 | 1002 start = u->buffer.pos; |
| 479 | 1003 |
| 581 | 1004 if (u->buffer.pos + f->length < u->buffer.last) { |
| 479 | 1005 |
| 1006 /* | |
| 581 | 1007 * set u->buffer.last to the end of the FastCGI record data |
| 479 | 1008 * for ngx_http_parse_header_line() |
| 1009 */ | |
| 1010 | |
| 581 | 1011 last = u->buffer.last; |
| 1012 u->buffer.last = u->buffer.pos + f->length; | |
| 479 | 1013 |
| 1014 } else { | |
| 1015 last = NULL; | |
| 1016 } | |
| 1017 | |
| 1018 for ( ;; ) { | |
| 1019 | |
| 581 | 1020 rc = ngx_http_parse_header_line(r, &u->buffer); |
| 479 | 1021 |
| 1022 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1023 "http fastcgi parser: %d", rc); | |
| 1024 | |
| 1025 if (rc == NGX_AGAIN) { | |
| 1026 break; | |
| 1027 } | |
| 1028 | |
| 1029 if (rc == NGX_OK) { | |
| 1030 | |
| 1031 /* a header line has been parsed successfully */ | |
| 1032 | |
| 509 | 1033 h = ngx_list_push(&u->headers_in.headers); |
| 501 | 1034 if (h == NULL) { |
| 479 | 1035 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| 1036 } | |
| 1037 | |
| 509 | 1038 h->hash = r->header_hash; |
| 1039 | |
| 479 | 1040 h->key.len = r->header_name_end - r->header_name_start; |
| 1041 h->value.len = r->header_end - r->header_start; | |
| 1042 | |
| 1043 h->key.data = ngx_palloc(r->pool, | |
| 649 | 1044 h->key.len + 1 + h->value.len + 1 + h->key.len); |
| 479 | 1045 if (h->key.data == NULL) { |
| 1046 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1047 } | |
| 1048 | |
| 1049 h->value.data = h->key.data + h->key.len + 1; | |
| 649 | 1050 h->lowcase_key = h->key.data + h->key.len + 1 |
| 1051 + h->value.len + 1; | |
| 479 | 1052 |
| 1053 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1); | |
| 1054 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1); | |
| 1055 | |
| 649 | 1056 if (h->key.len == r->lowcase_index) { |
| 1057 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); | |
| 1058 | |
| 1059 } else { | |
| 1060 for (i = 0; i < h->key.len; i++) { | |
| 1061 h->lowcase_key[i] = ngx_tolower(h->lowcase_key[i]); | |
| 479 | 1062 } |
| 1063 } | |
| 1064 | |
| 649 | 1065 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
| 1066 h->lowcase_key, h->key.len); | |
| 1067 | |
| 1068 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { | |
| 1069 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1070 } | |
| 1071 | |
| 479 | 1072 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1073 "http fastcgi header: \"%V: %V\"", | |
| 1074 &h->key, &h->value); | |
| 1075 | |
| 615 | 1076 if (u->buffer.pos < u->buffer.last) { |
| 1077 continue; | |
| 1078 } | |
| 1079 | |
| 1080 /* the end of the FastCGI record */ | |
| 1081 | |
| 1082 break; | |
| 479 | 1083 } |
| 1084 | |
| 1085 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { | |
| 1086 | |
| 1087 /* a whole header has been parsed successfully */ | |
| 1088 | |
| 1089 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1090 "http fastcgi header done"); | |
| 1091 | |
| 509 | 1092 if (u->headers_in.status) { |
| 1093 status_line = &u->headers_in.status->value; | |
| 479 | 1094 |
| 1095 status = ngx_atoi(status_line->data, 3); | |
| 1096 | |
| 1097 if (status == NGX_ERROR) { | |
| 1098 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1099 } | |
| 1100 | |
| 529 | 1101 u->headers_in.status_n = status; |
| 1102 u->headers_in.status_line = *status_line; | |
| 479 | 1103 |
| 1104 } else { | |
| 529 | 1105 u->headers_in.status_n = 200; |
| 1106 u->headers_in.status_line.len = sizeof("200 OK") - 1; | |
| 1107 u->headers_in.status_line.data = (u_char *) "200 OK"; | |
| 479 | 1108 } |
| 1109 | |
| 529 | 1110 u->state->status = u->headers_in.status_n; |
| 479 | 1111 #if 0 |
| 1112 if (u->cachable) { | |
| 1113 u->cachable = ngx_http_upstream_is_cachable(r); | |
| 1114 } | |
| 1115 #endif | |
| 1116 | |
| 1117 break; | |
| 1118 } | |
| 1119 | |
| 1120 /* there was error while a header line parsing */ | |
| 1121 | |
| 1122 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 619 | 1123 "upstream sent invalid header"); |
| 479 | 1124 |
| 1125 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 1126 | |
| 1127 } | |
| 1128 | |
| 1129 if (last) { | |
| 581 | 1130 u->buffer.last = last; |
| 479 | 1131 } |
| 1132 | |
| 581 | 1133 f->length -= u->buffer.pos - start; |
| 479 | 1134 |
| 1135 if (f->length == 0) { | |
| 1136 if (f->padding) { | |
| 1137 f->state = ngx_http_fastcgi_st_padding; | |
| 1138 } else { | |
| 1139 f->state = ngx_http_fastcgi_st_version; | |
| 1140 } | |
| 1141 } | |
| 1142 | |
| 615 | 1143 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { |
| 1144 return NGX_OK; | |
| 1145 } | |
| 1146 | |
| 1273 | 1147 if (rc == NGX_OK && u->buffer.pos == u->buffer.last) { |
| 615 | 1148 return NGX_AGAIN; |
| 1149 } | |
| 1150 | |
| 1151 if (rc == NGX_AGAIN) { | |
| 1152 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
| 1153 "upstream split a header line in FastCGI records"); | |
| 1154 | |
| 1155 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 1156 } | |
| 479 | 1157 } |
| 1158 } | |
| 1159 | |
| 1160 | |
| 487 | 1161 static ngx_int_t |
| 1162 ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf) | |
| 479 | 1163 { |
| 1164 ngx_int_t rc; | |
| 483 | 1165 ngx_buf_t *b, **prev; |
| 479 | 1166 ngx_str_t line; |
| 1167 ngx_chain_t *cl; | |
| 1168 ngx_http_request_t *r; | |
| 1169 ngx_http_fastcgi_ctx_t *f; | |
| 1170 | |
| 1171 if (buf->pos == buf->last) { | |
| 1172 return NGX_OK; | |
| 1173 } | |
| 1174 | |
| 1175 r = p->input_ctx; | |
| 1176 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
| 1177 | |
| 1178 b = NULL; | |
| 483 | 1179 prev = &buf->shadow; |
| 479 | 1180 |
| 1181 f->pos = buf->pos; | |
| 1182 f->last = buf->last; | |
| 1183 | |
| 1184 for ( ;; ) { | |
| 1185 if (f->state < ngx_http_fastcgi_st_data) { | |
| 1186 | |
| 1187 rc = ngx_http_fastcgi_process_record(r, f); | |
| 1188 | |
| 1189 if (rc == NGX_AGAIN) { | |
| 1190 break; | |
| 1191 } | |
| 1192 | |
| 1193 if (rc == NGX_ERROR) { | |
| 1194 return NGX_ERROR; | |
| 1195 } | |
| 1196 | |
| 1197 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) { | |
| 1198 f->state = ngx_http_fastcgi_st_version; | |
| 1199 p->upstream_done = 1; | |
| 1200 | |
| 1201 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0, | |
| 1202 "http fastcgi closed stdout"); | |
| 1203 | |
| 1204 continue; | |
| 1205 } | |
| 1206 | |
| 1207 if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) { | |
| 1208 f->state = ngx_http_fastcgi_st_version; | |
| 1209 p->upstream_done = 1; | |
| 1210 | |
| 1211 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0, | |
| 1212 "http fastcgi sent end request"); | |
| 1213 | |
| 1214 break; | |
| 1215 } | |
| 1216 } | |
| 1217 | |
| 1218 | |
| 1219 if (f->state == ngx_http_fastcgi_st_padding) { | |
| 1220 | |
| 1221 if (f->pos + f->padding < f->last) { | |
| 1222 f->state = ngx_http_fastcgi_st_version; | |
| 1223 f->pos += f->padding; | |
| 1224 | |
| 1225 continue; | |
| 1226 } | |
| 1227 | |
| 1228 if (f->pos + f->padding == f->last) { | |
| 1229 f->state = ngx_http_fastcgi_st_version; | |
| 1230 | |
| 1231 break; | |
| 1232 } | |
| 1233 | |
| 1234 f->padding -= f->last - f->pos; | |
| 1235 | |
| 1236 break; | |
| 1237 } | |
| 1238 | |
| 1239 | |
| 1240 /* f->state == ngx_http_fastcgi_st_data */ | |
| 1241 | |
| 1242 if (f->type == NGX_HTTP_FASTCGI_STDERR) { | |
| 1243 | |
| 1244 if (f->length) { | |
| 639 | 1245 |
| 1246 if (f->pos == f->last) { | |
| 1247 break; | |
| 1248 } | |
| 1249 | |
| 479 | 1250 line.data = f->pos; |
| 1251 | |
| 1252 if (f->pos + f->length <= f->last) { | |
| 1253 line.len = f->length; | |
| 1254 f->pos += f->length; | |
| 491 | 1255 f->length = 0; |
| 1256 f->state = ngx_http_fastcgi_st_padding; | |
| 479 | 1257 |
| 577 | 1258 } else { |
| 479 | 1259 line.len = f->last - f->pos; |
| 1260 f->length -= f->last - f->pos; | |
| 1261 f->pos = f->last; | |
| 1262 } | |
| 1263 | |
| 491 | 1264 while (line.data[line.len - 1] == LF |
| 1265 || line.data[line.len - 1] == CR | |
| 1266 || line.data[line.len - 1] == '.' | |
| 1267 || line.data[line.len - 1] == ' ') | |
| 1268 { | |
| 1269 line.len--; | |
| 1270 } | |
| 479 | 1271 |
| 1272 ngx_log_error(NGX_LOG_ERR, p->log, 0, | |
| 491 | 1273 "FastCGI sent in stderr: \"%V\"", &line); |
| 479 | 1274 |
| 1275 if (f->pos == f->last) { | |
| 1276 break; | |
| 1277 } | |
| 491 | 1278 |
| 1279 } else { | |
| 1280 f->state = ngx_http_fastcgi_st_version; | |
| 479 | 1281 } |
| 1282 | |
| 1283 continue; | |
| 1284 } | |
| 1285 | |
| 1286 | |
| 1287 /* f->type == NGX_HTTP_FASTCGI_STDOUT */ | |
| 1288 | |
| 639 | 1289 if (f->pos == f->last) { |
| 1290 break; | |
| 1291 } | |
| 1292 | |
| 479 | 1293 if (p->free) { |
| 1294 b = p->free->buf; | |
| 1295 p->free = p->free->next; | |
| 1296 | |
| 1297 } else { | |
| 501 | 1298 b = ngx_alloc_buf(p->pool); |
| 1299 if (b == NULL) { | |
| 479 | 1300 return NGX_ERROR; |
| 1301 } | |
| 1302 } | |
| 1303 | |
| 1304 ngx_memzero(b, sizeof(ngx_buf_t)); | |
| 1305 | |
| 1306 b->pos = f->pos; | |
| 483 | 1307 b->start = buf->start; |
| 1308 b->end = buf->end; | |
| 479 | 1309 b->tag = p->tag; |
| 1310 b->temporary = 1; | |
| 1311 b->recycled = 1; | |
| 483 | 1312 |
| 1313 *prev = b; | |
| 1314 prev = &b->shadow; | |
| 479 | 1315 |
| 501 | 1316 cl = ngx_alloc_chain_link(p->pool); |
| 1317 if (cl == NULL) { | |
| 479 | 1318 return NGX_ERROR; |
| 1319 } | |
| 1320 | |
| 1321 cl->buf = b; | |
| 1322 cl->next = NULL; | |
| 1323 | |
| 501 | 1324 if (p->in) { |
| 1325 *p->last_in = cl; | |
| 1326 } else { | |
| 1327 p->in = cl; | |
| 1328 } | |
| 1329 p->last_in = &cl->next; | |
| 1330 | |
| 1331 | |
| 483 | 1332 /* STUB */ b->num = buf->num; |
| 1333 | |
|
1030
5a86fcc480c6
add debug logging for FastCGI zero size buf alert
Igor Sysoev <igor@sysoev.ru>
parents:
906
diff
changeset
|
1334 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0, |
| 1037 | 1335 "input buf #%d %p", b->num, b->pos); |
| 479 | 1336 |
| 1337 if (f->pos + f->length < f->last) { | |
| 1338 | |
| 1339 if (f->padding) { | |
| 1340 f->state = ngx_http_fastcgi_st_padding; | |
| 1341 } else { | |
| 1342 f->state = ngx_http_fastcgi_st_version; | |
| 1343 } | |
| 1344 | |
| 1345 f->pos += f->length; | |
| 1346 b->last = f->pos; | |
| 1347 | |
| 1348 continue; | |
| 1349 } | |
| 1350 | |
| 1351 if (f->pos + f->length == f->last) { | |
| 1352 | |
| 1353 if (f->padding) { | |
| 1354 f->state = ngx_http_fastcgi_st_padding; | |
| 1355 } else { | |
| 1356 f->state = ngx_http_fastcgi_st_version; | |
| 1357 } | |
| 1358 | |
| 1359 b->last = f->last; | |
| 1360 | |
| 1361 break; | |
| 1362 } | |
| 1363 | |
| 1364 f->length -= f->last - f->pos; | |
| 1365 | |
| 1366 b->last = f->last; | |
| 1367 | |
| 1368 break; | |
| 1369 | |
| 1370 } | |
| 1371 | |
| 1372 if (b) { | |
| 483 | 1373 b->shadow = buf; |
| 479 | 1374 b->last_shadow = 1; |
| 483 | 1375 |
|
1030
5a86fcc480c6
add debug logging for FastCGI zero size buf alert
Igor Sysoev <igor@sysoev.ru>
parents:
906
diff
changeset
|
1376 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0, |
| 1037 | 1377 "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
|
1378 |
| 483 | 1379 return NGX_OK; |
| 1380 } | |
| 1381 | |
| 1382 /* there is no data record in the buf, add it to free chain */ | |
| 1383 | |
| 1384 if (ngx_event_pipe_add_free_buf(p, buf) != NGX_OK) { | |
| 1385 return NGX_ERROR; | |
| 479 | 1386 } |
| 1387 | |
| 1388 return NGX_OK; | |
| 1389 } | |
| 1390 | |
| 1391 | |
| 487 | 1392 static ngx_int_t |
| 1393 ngx_http_fastcgi_process_record(ngx_http_request_t *r, | |
| 1394 ngx_http_fastcgi_ctx_t *f) | |
| 479 | 1395 { |
| 1396 u_char ch, *p; | |
| 1397 ngx_http_fastcgi_state_e state; | |
| 1398 | |
| 1399 state = f->state; | |
| 1400 | |
| 1401 for (p = f->pos; p < f->last; p++) { | |
| 1402 | |
| 1403 ch = *p; | |
| 1404 | |
| 1405 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1406 "http fastcgi record byte: %02Xd", ch); | |
| 1407 | |
| 1408 switch (state) { | |
| 1409 | |
| 1410 case ngx_http_fastcgi_st_version: | |
| 1411 if (ch != 1) { | |
| 1412 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1413 "upstream sent unsupported FastCGI " | |
| 1414 "protocol version: %d", ch); | |
| 1415 return NGX_ERROR; | |
| 1416 } | |
| 1417 state = ngx_http_fastcgi_st_type; | |
| 1418 break; | |
| 1419 | |
| 1420 case ngx_http_fastcgi_st_type: | |
| 1421 switch (ch) { | |
| 1422 case NGX_HTTP_FASTCGI_STDOUT: | |
| 1423 case NGX_HTTP_FASTCGI_STDERR: | |
| 1424 case NGX_HTTP_FASTCGI_END_REQUEST: | |
| 1425 f->type = (ngx_uint_t) ch; | |
| 1426 break; | |
| 1427 default: | |
| 1428 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1429 "upstream sent invalid FastCGI " | |
| 1430 "record type: %d", ch); | |
| 1431 return NGX_ERROR; | |
| 1432 | |
| 1433 } | |
| 1434 state = ngx_http_fastcgi_st_request_id_hi; | |
| 1435 break; | |
| 1436 | |
| 1437 /* we support the single request per connection */ | |
| 1438 | |
| 1439 case ngx_http_fastcgi_st_request_id_hi: | |
| 1440 if (ch != 0) { | |
| 1441 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1442 "upstream sent unexpected FastCGI " | |
| 1443 "request id high byte: %d", ch); | |
| 1444 return NGX_ERROR; | |
| 1445 } | |
| 1446 state = ngx_http_fastcgi_st_request_id_lo; | |
| 1447 break; | |
| 1448 | |
| 1449 case ngx_http_fastcgi_st_request_id_lo: | |
| 1450 if (ch != 1) { | |
| 1451 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1452 "upstream sent unexpected FastCGI " | |
| 1453 "request id low byte: %d", ch); | |
| 1454 return NGX_ERROR; | |
| 1455 } | |
| 1456 state = ngx_http_fastcgi_st_content_length_hi; | |
| 1457 break; | |
| 1458 | |
| 1459 case ngx_http_fastcgi_st_content_length_hi: | |
| 1460 f->length = ch << 8; | |
| 1461 state = ngx_http_fastcgi_st_content_length_lo; | |
| 1462 break; | |
| 1463 | |
| 1464 case ngx_http_fastcgi_st_content_length_lo: | |
| 1465 f->length |= (size_t) ch; | |
| 1466 state = ngx_http_fastcgi_st_padding_length; | |
| 1467 break; | |
| 1468 | |
| 1469 case ngx_http_fastcgi_st_padding_length: | |
| 1470 f->padding = (size_t) ch; | |
| 1471 state = ngx_http_fastcgi_st_reserved; | |
| 1472 break; | |
| 1473 | |
| 1474 case ngx_http_fastcgi_st_reserved: | |
| 1475 state = ngx_http_fastcgi_st_data; | |
| 1476 | |
| 1477 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1478 "http fastcgi record length: %z", f->length); | |
| 1479 | |
| 1480 f->pos = p + 1; | |
| 1481 f->state = state; | |
| 1482 | |
| 1483 return NGX_OK; | |
| 1484 | |
| 1485 /* suppress warning */ | |
| 1486 case ngx_http_fastcgi_st_data: | |
| 1487 case ngx_http_fastcgi_st_padding: | |
| 1488 break; | |
| 1489 } | |
| 1490 } | |
| 1491 | |
| 1492 f->state = state; | |
| 1493 | |
| 1494 return NGX_AGAIN; | |
| 1495 } | |
| 1496 | |
| 1497 | |
| 487 | 1498 static void |
| 1499 ngx_http_fastcgi_abort_request(ngx_http_request_t *r) | |
| 479 | 1500 { |
| 1501 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1502 "abort http fastcgi request"); | |
| 1503 | |
| 1504 return; | |
| 1505 } | |
| 1506 | |
| 1507 | |
| 487 | 1508 static void |
| 1509 ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc) | |
| 479 | 1510 { |
| 1511 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1512 "finalize http fastcgi request"); | |
| 1513 | |
| 1514 return; | |
| 1515 } | |
| 1516 | |
| 1517 | |
| 509 | 1518 static ngx_int_t |
| 1519 ngx_http_fastcgi_add_variables(ngx_conf_t *cf) | |
| 479 | 1520 { |
| 509 | 1521 ngx_http_variable_t *var; |
| 479 | 1522 |
| 583 | 1523 var = ngx_http_add_variable(cf, &ngx_http_fastcgi_script_name, |
| 655 | 1524 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHABLE); |
| 509 | 1525 if (var == NULL) { |
| 1526 return NGX_ERROR; | |
| 479 | 1527 } |
| 1528 | |
| 637 | 1529 var->get_handler = ngx_http_fastcgi_script_name_variable; |
| 485 | 1530 |
| 509 | 1531 return NGX_OK; |
| 479 | 1532 } |
| 1533 | |
| 1534 | |
| 487 | 1535 static void * |
| 1536 ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf) | |
| 479 | 1537 { |
| 1538 ngx_http_fastcgi_loc_conf_t *conf; | |
| 1539 | |
| 501 | 1540 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_fastcgi_loc_conf_t)); |
| 1541 if (conf == NULL) { | |
| 479 | 1542 return NGX_CONF_ERROR; |
| 1543 } | |
| 1544 | |
| 1545 /* | |
| 1546 * set by ngx_pcalloc(): | |
| 1547 * | |
| 1548 * conf->upstream.bufs.num = 0; | |
| 1549 * conf->upstream.next_upstream = 0; | |
| 1550 * conf->upstream.temp_path = NULL; | |
| 649 | 1551 * conf->upstream.hide_headers_hash = { NULL, 0 }; |
| 1552 * conf->upstream.hide_headers = NULL; | |
| 1553 * conf->upstream.pass_headers = NULL; | |
| 1228 | 1554 * conf->upstream.catch_stderr = NULL; |
| 509 | 1555 * conf->upstream.schema = { 0, NULL }; |
| 1556 * conf->upstream.uri = { 0, NULL }; | |
| 1557 * conf->upstream.location = NULL; | |
| 1558 * | |
| 479 | 1559 * conf->index.len = 0; |
| 1560 * conf->index.data = NULL; | |
| 1561 */ | |
| 1562 | |
| 581 | 1563 conf->upstream.buffering = NGX_CONF_UNSET; |
| 629 | 1564 conf->upstream.ignore_client_abort = NGX_CONF_UNSET; |
| 581 | 1565 |
| 479 | 1566 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; |
| 1567 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; | |
| 507 | 1568 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; |
| 1569 | |
| 479 | 1570 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; |
| 581 | 1571 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; |
| 529 | 1572 |
| 1573 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; | |
| 577 | 1574 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; |
| 529 | 1575 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; |
| 509 | 1576 |
| 1577 conf->upstream.pass_request_headers = NGX_CONF_UNSET; | |
| 1578 conf->upstream.pass_request_body = NGX_CONF_UNSET; | |
| 1579 | |
| 657 | 1580 conf->upstream.intercept_errors = NGX_CONF_UNSET; |
| 479 | 1581 |
| 1582 /* "fastcgi_cyclic_temp_file" is disabled */ | |
| 1583 conf->upstream.cyclic_temp_file = 0; | |
| 1584 | |
| 1585 return conf; | |
| 1586 } | |
| 1587 | |
| 1588 | |
| 487 | 1589 static char * |
| 1590 ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 479 | 1591 { |
| 1592 ngx_http_fastcgi_loc_conf_t *prev = parent; | |
| 1593 ngx_http_fastcgi_loc_conf_t *conf = child; | |
| 1594 | |
| 509 | 1595 u_char *p; |
| 1596 size_t size; | |
| 1597 uintptr_t *code; | |
| 649 | 1598 ngx_str_t *header; |
| 1599 ngx_uint_t i, j; | |
| 1600 ngx_array_t hide_headers; | |
| 1601 ngx_keyval_t *src; | |
| 1602 ngx_hash_key_t *hk; | |
| 1603 ngx_hash_init_t hash; | |
| 509 | 1604 ngx_http_script_compile_t sc; |
| 1605 ngx_http_script_copy_code_t *copy; | |
| 479 | 1606 |
| 581 | 1607 ngx_conf_merge_value(conf->upstream.buffering, |
| 1608 prev->upstream.buffering, 1); | |
| 1609 | |
| 629 | 1610 ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
| 1611 prev->upstream.ignore_client_abort, 0); | |
| 1612 | |
| 479 | 1613 ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
| 1614 prev->upstream.connect_timeout, 60000); | |
| 507 | 1615 |
| 479 | 1616 ngx_conf_merge_msec_value(conf->upstream.send_timeout, |
| 1617 prev->upstream.send_timeout, 60000); | |
| 1618 | |
| 1619 ngx_conf_merge_msec_value(conf->upstream.read_timeout, | |
| 1620 prev->upstream.read_timeout, 60000); | |
| 1621 | |
| 507 | 1622 ngx_conf_merge_size_value(conf->upstream.send_lowat, |
| 1623 prev->upstream.send_lowat, 0); | |
| 479 | 1624 |
| 581 | 1625 ngx_conf_merge_size_value(conf->upstream.buffer_size, |
| 1626 prev->upstream.buffer_size, | |
| 479 | 1627 (size_t) ngx_pagesize); |
| 1628 | |
| 507 | 1629 |
| 479 | 1630 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, |
| 1631 8, ngx_pagesize); | |
| 1632 | |
| 1633 if (conf->upstream.bufs.num < 2) { | |
| 1634 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1635 "there must be at least 2 \"fastcgi_buffers\""); | |
| 1636 return NGX_CONF_ERROR; | |
| 1637 } | |
| 1638 | |
| 1639 | |
| 581 | 1640 size = conf->upstream.buffer_size; |
| 479 | 1641 if (size < conf->upstream.bufs.size) { |
| 1642 size = conf->upstream.bufs.size; | |
| 1643 } | |
| 1644 | |
| 1645 | |
| 529 | 1646 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
| 1647 prev->upstream.busy_buffers_size_conf, | |
| 479 | 1648 NGX_CONF_UNSET_SIZE); |
| 1649 | |
| 529 | 1650 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
| 479 | 1651 conf->upstream.busy_buffers_size = 2 * size; |
| 529 | 1652 } else { |
| 1653 conf->upstream.busy_buffers_size = | |
| 1654 conf->upstream.busy_buffers_size_conf; | |
| 1655 } | |
| 479 | 1656 |
| 529 | 1657 if (conf->upstream.busy_buffers_size < size) { |
| 479 | 1658 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1659 "\"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
|
1660 "maximum of the value of \"fastcgi_buffer_size\" and " |
| 479 | 1661 "one of the \"fastcgi_buffers\""); |
| 1662 | |
| 1663 return NGX_CONF_ERROR; | |
| 529 | 1664 } |
| 479 | 1665 |
| 529 | 1666 if (conf->upstream.busy_buffers_size |
| 1667 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) | |
| 479 | 1668 { |
| 1669 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1670 "\"fastcgi_busy_buffers_size\" must be less than " | |
| 1671 "the size of all \"fastcgi_buffers\" minus one buffer"); | |
| 1672 | |
| 1673 return NGX_CONF_ERROR; | |
| 1674 } | |
| 1675 | |
| 1676 | |
| 529 | 1677 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
| 1678 prev->upstream.temp_file_write_size_conf, | |
| 479 | 1679 NGX_CONF_UNSET_SIZE); |
| 1680 | |
| 529 | 1681 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
| 479 | 1682 conf->upstream.temp_file_write_size = 2 * size; |
| 529 | 1683 } else { |
| 1684 conf->upstream.temp_file_write_size = | |
| 1685 conf->upstream.temp_file_write_size_conf; | |
| 1686 } | |
| 479 | 1687 |
| 529 | 1688 if (conf->upstream.temp_file_write_size < size) { |
| 479 | 1689 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1690 "\"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
|
1691 "maximum of the value of \"fastcgi_buffer_size\" and " |
| 479 | 1692 "one of the \"fastcgi_buffers\""); |
| 1693 | |
| 1694 return NGX_CONF_ERROR; | |
| 1695 } | |
| 1696 | |
| 1697 | |
| 529 | 1698 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
| 1699 prev->upstream.max_temp_file_size_conf, | |
| 479 | 1700 NGX_CONF_UNSET_SIZE); |
| 1701 | |
| 529 | 1702 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
| 479 | 1703 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
| 529 | 1704 } else { |
| 1705 conf->upstream.max_temp_file_size = | |
| 1706 conf->upstream.max_temp_file_size_conf; | |
| 1707 } | |
| 479 | 1708 |
| 529 | 1709 if (conf->upstream.max_temp_file_size != 0 |
| 1710 && conf->upstream.max_temp_file_size < size) | |
| 479 | 1711 { |
| 1712 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1713 "\"fastcgi_max_temp_file_size\" must be equal to zero to disable " | |
| 1714 "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
|
1715 "maximum of the value of \"fastcgi_buffer_size\" and " |
| 479 | 1716 "one of the \"fastcgi_buffers\""); |
| 1717 | |
| 1718 return NGX_CONF_ERROR; | |
| 1719 } | |
| 1720 | |
| 1721 | |
| 1722 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, | |
| 487 | 1723 prev->upstream.next_upstream, |
| 1724 (NGX_CONF_BITMASK_SET | |
| 1725 |NGX_HTTP_UPSTREAM_FT_ERROR | |
| 1726 |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); | |
| 479 | 1727 |
| 665 | 1728 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
| 1729 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET | |
| 1730 |NGX_HTTP_UPSTREAM_FT_OFF; | |
| 1731 } | |
| 1732 | |
| 479 | 1733 ngx_conf_merge_path_value(conf->upstream.temp_path, |
| 1734 prev->upstream.temp_path, | |
| 1735 NGX_HTTP_FASTCGI_TEMP_PATH, 1, 2, 0, | |
| 1736 ngx_garbage_collector_temp_handler, cf); | |
| 1737 | |
| 509 | 1738 ngx_conf_merge_value(conf->upstream.pass_request_headers, |
| 1739 prev->upstream.pass_request_headers, 1); | |
| 1740 ngx_conf_merge_value(conf->upstream.pass_request_body, | |
| 1741 prev->upstream.pass_request_body, 1); | |
| 1742 | |
| 657 | 1743 ngx_conf_merge_value(conf->upstream.intercept_errors, |
| 1744 prev->upstream.intercept_errors, 0); | |
| 509 | 1745 |
| 1228 | 1746 ngx_conf_merge_ptr_value(conf->catch_stderr, prev->catch_stderr, NULL); |
| 1747 | |
| 507 | 1748 |
| 479 | 1749 ngx_conf_merge_str_value(conf->index, prev->index, ""); |
| 1750 | |
| 649 | 1751 if (conf->upstream.hide_headers == NULL |
| 1752 && conf->upstream.pass_headers == NULL) | |
| 1753 { | |
| 1754 conf->upstream.hide_headers = prev->upstream.hide_headers; | |
| 1755 conf->upstream.pass_headers = prev->upstream.pass_headers; | |
| 1756 conf->upstream.hide_headers_hash = prev->upstream.hide_headers_hash; | |
| 1757 | |
| 1758 if (conf->upstream.hide_headers_hash.buckets) { | |
| 1759 goto peers; | |
| 1760 } | |
| 1761 | |
| 1762 } else { | |
| 1763 if (conf->upstream.hide_headers == NULL) { | |
| 1764 conf->upstream.hide_headers = prev->upstream.hide_headers; | |
| 1765 } | |
| 1766 | |
| 1767 if (conf->upstream.pass_headers == NULL) { | |
| 1768 conf->upstream.pass_headers = prev->upstream.pass_headers; | |
| 1769 } | |
| 1770 } | |
| 1771 | |
| 1772 if (ngx_array_init(&hide_headers, cf->temp_pool, 4, sizeof(ngx_hash_key_t)) | |
| 1773 != NGX_OK) | |
| 1774 { | |
| 1775 return NGX_CONF_ERROR; | |
| 1776 } | |
| 1777 | |
| 1778 for (header = ngx_http_fastcgi_hide_headers; header->len; header++) { | |
| 1779 hk = ngx_array_push(&hide_headers); | |
| 1780 if (hk == NULL) { | |
| 1781 return NGX_CONF_ERROR; | |
| 1782 } | |
| 1783 | |
| 1784 hk->key = *header; | |
| 1785 hk->key_hash = ngx_hash_key_lc(header->data, header->len); | |
| 1786 hk->value = (void *) 1; | |
| 1787 } | |
| 1788 | |
| 1789 if (conf->upstream.hide_headers) { | |
| 1790 | |
| 1791 header = conf->upstream.hide_headers->elts; | |
| 1792 | |
| 1793 for (i = 0; i < conf->upstream.hide_headers->nelts; i++) { | |
| 1794 | |
| 1795 hk = hide_headers.elts; | |
| 1796 | |
| 1797 for (j = 0; j < hide_headers.nelts; j++) { | |
| 1798 if (ngx_strcasecmp(header[i].data, hk[j].key.data) == 0) { | |
| 1799 goto exist; | |
| 1800 } | |
| 1801 } | |
| 1802 | |
| 1803 hk = ngx_array_push(&hide_headers); | |
| 1804 if (hk == NULL) { | |
| 1805 return NGX_CONF_ERROR; | |
| 1806 } | |
| 1807 | |
| 1808 hk->key = header[i]; | |
| 1809 hk->key_hash = ngx_hash_key_lc(header[i].data, header[i].len); | |
| 1810 hk->value = (void *) 1; | |
| 1811 | |
| 1812 exist: | |
| 1813 | |
| 1814 continue; | |
| 1815 } | |
| 1816 } | |
| 1817 | |
| 1818 if (conf->upstream.pass_headers) { | |
| 1819 | |
| 1820 hk = hide_headers.elts; | |
| 1821 header = conf->upstream.pass_headers->elts; | |
| 1822 | |
| 1823 for (i = 0; i < conf->upstream.pass_headers->nelts; i++) { | |
| 1824 | |
| 1825 for (j = 0; j < hide_headers.nelts; j++) { | |
| 1826 | |
| 1827 if (hk[j].key.data == NULL) { | |
| 1828 continue; | |
| 1829 } | |
| 1830 | |
| 1831 if (ngx_strcasecmp(header[i].data, hk[j].key.data) == 0) { | |
| 1832 hk[j].key.data = NULL; | |
| 1833 break; | |
| 1834 } | |
| 1835 } | |
| 1836 } | |
| 1837 } | |
| 1838 | |
| 1839 hash.hash = &conf->upstream.hide_headers_hash; | |
| 1840 hash.key = ngx_hash_key_lc; | |
| 1841 hash.max_size = 512; | |
|
751
bae59a740c40
align hash bucket size to cache line
Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
1842 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
| 649 | 1843 hash.name = "fastcgi_hide_headers_hash"; |
| 1844 hash.pool = cf->pool; | |
| 1845 hash.temp_pool = NULL; | |
| 1846 | |
| 1847 if (ngx_hash_init(&hash, hide_headers.elts, hide_headers.nelts) != NGX_OK) { | |
| 1848 return NGX_CONF_ERROR; | |
| 1849 } | |
| 1850 | |
| 1851 peers: | |
| 1852 | |
| 884 | 1853 if (conf->upstream.upstream == NULL) { |
| 1854 conf->upstream.upstream = prev->upstream.upstream; | |
| 629 | 1855 conf->upstream.schema = prev->upstream.schema; |
| 507 | 1856 } |
| 1857 | |
| 509 | 1858 if (conf->params_source == NULL) { |
| 573 | 1859 conf->flushes = prev->flushes; |
| 509 | 1860 conf->params_len = prev->params_len; |
| 1861 conf->params = prev->params; | |
| 573 | 1862 conf->params_source = prev->params_source; |
| 509 | 1863 |
| 1864 if (conf->params_source == NULL) { | |
| 1865 return NGX_CONF_OK; | |
| 1866 } | |
| 1867 } | |
| 1868 | |
| 1869 conf->params_len = ngx_array_create(cf->pool, 64, 1); | |
| 1870 if (conf->params_len == NULL) { | |
| 1871 return NGX_CONF_ERROR; | |
| 1872 } | |
| 573 | 1873 |
| 509 | 1874 conf->params = ngx_array_create(cf->pool, 512, 1); |
| 1875 if (conf->params == NULL) { | |
| 1876 return NGX_CONF_ERROR; | |
| 1877 } | |
| 1878 | |
| 1879 src = conf->params_source->elts; | |
| 1880 for (i = 0; i < conf->params_source->nelts; i++) { | |
| 1881 | |
| 1882 if (ngx_http_script_variables_count(&src[i].value) == 0) { | |
| 1883 copy = ngx_array_push_n(conf->params_len, | |
| 1884 sizeof(ngx_http_script_copy_code_t)); | |
| 1885 if (copy == NULL) { | |
| 1886 return NGX_CONF_ERROR; | |
| 1887 } | |
| 1888 | |
| 1889 copy->code = (ngx_http_script_code_pt) | |
| 1890 ngx_http_script_copy_len_code; | |
| 1891 copy->len = src[i].key.len; | |
| 1892 | |
| 1893 | |
| 1894 copy = ngx_array_push_n(conf->params_len, | |
| 1895 sizeof(ngx_http_script_copy_code_t)); | |
| 1896 if (copy == NULL) { | |
| 1897 return NGX_CONF_ERROR; | |
| 1898 } | |
| 1899 | |
| 1900 copy->code = (ngx_http_script_code_pt) | |
| 1901 ngx_http_script_copy_len_code; | |
| 1902 copy->len = src[i].value.len; | |
| 1903 | |
| 1904 | |
| 1905 size = (sizeof(ngx_http_script_copy_code_t) | |
| 1906 + src[i].key.len + src[i].value.len | |
| 1907 + sizeof(uintptr_t) - 1) | |
| 1908 & ~(sizeof(uintptr_t) - 1); | |
| 1909 | |
| 1910 copy = ngx_array_push_n(conf->params, size); | |
| 1911 if (copy == NULL) { | |
| 1912 return NGX_CONF_ERROR; | |
| 1913 } | |
| 577 | 1914 |
| 509 | 1915 copy->code = ngx_http_script_copy_code; |
| 1916 copy->len = src[i].key.len + src[i].value.len; | |
| 1917 | |
| 1918 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 1919 | |
| 1920 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 1921 ngx_memcpy(p, src[i].value.data, src[i].value.len); | |
| 1922 | |
| 1923 } else { | |
| 1924 copy = ngx_array_push_n(conf->params_len, | |
| 1925 sizeof(ngx_http_script_copy_code_t)); | |
| 1926 if (copy == NULL) { | |
| 1927 return NGX_CONF_ERROR; | |
| 1928 } | |
| 1929 | |
| 1930 copy->code = (ngx_http_script_code_pt) | |
| 1931 ngx_http_script_copy_len_code; | |
| 1932 copy->len = src[i].key.len; | |
| 1933 | |
| 1934 | |
| 1935 size = (sizeof(ngx_http_script_copy_code_t) | |
| 1936 + src[i].key.len + sizeof(uintptr_t) - 1) | |
| 1937 & ~(sizeof(uintptr_t) - 1); | |
| 1938 | |
| 1939 copy = ngx_array_push_n(conf->params, size); | |
| 1940 if (copy == NULL) { | |
| 1941 return NGX_CONF_ERROR; | |
| 1942 } | |
| 577 | 1943 |
| 509 | 1944 copy->code = ngx_http_script_copy_code; |
| 1945 copy->len = src[i].key.len; | |
| 1946 | |
| 1947 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 1948 ngx_memcpy(p, src[i].key.data, src[i].key.len); | |
| 1949 | |
| 1950 | |
| 1951 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 1952 | |
| 1953 sc.cf = cf; | |
| 1954 sc.source = &src[i].value; | |
| 573 | 1955 sc.flushes = &conf->flushes; |
| 509 | 1956 sc.lengths = &conf->params_len; |
| 1957 sc.values = &conf->params; | |
| 1958 | |
| 1959 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 1960 return NGX_CONF_ERROR; | |
| 1961 } | |
| 1962 } | |
| 1963 | |
| 1964 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t)); | |
| 1965 if (code == NULL) { | |
| 1966 return NGX_CONF_ERROR; | |
| 1967 } | |
| 1968 | |
| 1969 *code = (uintptr_t) NULL; | |
| 1970 | |
| 1971 | |
| 1972 code = ngx_array_push_n(conf->params, sizeof(uintptr_t)); | |
| 1973 if (code == NULL) { | |
| 1974 return NGX_CONF_ERROR; | |
| 1975 } | |
| 1976 | |
| 1977 *code = (uintptr_t) NULL; | |
| 1978 } | |
| 1979 | |
| 1980 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t)); | |
| 1981 if (code == NULL) { | |
| 1982 return NGX_CONF_ERROR; | |
| 1983 } | |
| 1984 | |
| 1985 *code = (uintptr_t) NULL; | |
| 1986 | |
| 479 | 1987 return NGX_CONF_OK; |
| 1988 } | |
| 509 | 1989 |
| 1990 | |
| 573 | 1991 static ngx_int_t |
| 1992 ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r, | |
| 1993 ngx_http_variable_value_t *v, uintptr_t data) | |
| 509 | 1994 { |
| 1995 u_char *p; | |
| 1996 ngx_http_fastcgi_loc_conf_t *flcf; | |
| 1997 | |
|
1097
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
1998 if (r->uri.len) { |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
1999 v->valid = 1; |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2000 v->no_cachable = 0; |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2001 v->not_found = 0; |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2002 |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2003 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2004 |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2005 if (r->uri.data[r->uri.len - 1] != '/') { |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2006 v->len = r->uri.len; |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2007 v->data = r->uri.data; |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2008 return NGX_OK; |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2009 } |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2010 |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2011 v->len = r->uri.len + flcf->index.len; |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2012 |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2013 v->data = ngx_palloc(r->pool, v->len); |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2014 if (v->data == NULL) { |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2015 return NGX_ERROR; |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2016 } |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2017 |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2018 p = ngx_copy(v->data, r->uri.data, r->uri.len); |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2019 ngx_memcpy(p, flcf->index.data, flcf->index.len); |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2020 |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2021 } else { |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2022 v->len = 0; |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2023 v->valid = 1; |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2024 v->no_cachable = 0; |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2025 v->not_found = 0; |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2026 v->data = NULL; |
|
df8cdf626c87
fix segfault when $fastcgi_script_name is used in access_log
Igor Sysoev <igor@sysoev.ru>
parents:
1037
diff
changeset
|
2027 |
| 573 | 2028 return NGX_OK; |
| 509 | 2029 } |
| 2030 | |
| 573 | 2031 return NGX_OK; |
| 509 | 2032 } |
| 2033 | |
| 2034 | |
| 2035 static char * | |
| 2036 ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 2037 { | |
| 2038 ngx_http_fastcgi_loc_conf_t *lcf = conf; | |
| 2039 | |
| 651 | 2040 ngx_url_t u; |
| 509 | 2041 ngx_str_t *value; |
| 2042 ngx_http_core_loc_conf_t *clcf; | |
| 2043 | |
| 555 | 2044 if (lcf->upstream.schema.len) { |
| 2045 return "is duplicate"; | |
| 2046 } | |
| 2047 | |
| 509 | 2048 value = cf->args->elts; |
| 2049 | |
| 651 | 2050 ngx_memzero(&u, sizeof(ngx_url_t)); |
| 2051 | |
| 2052 u.url = value[1]; | |
| 884 | 2053 u.no_resolve = 1; |
| 2054 | |
| 2055 lcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); | |
| 2056 if (lcf->upstream.upstream == NULL) { | |
| 509 | 2057 return NGX_CONF_ERROR; |
| 2058 } | |
| 2059 | |
| 2060 lcf->upstream.schema.len = sizeof("fastcgi://") - 1; | |
| 2061 lcf->upstream.schema.data = (u_char *) "fastcgi://"; | |
| 2062 | |
| 2063 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); | |
| 2064 | |
| 2065 clcf->handler = ngx_http_fastcgi_handler; | |
| 2066 | |
| 573 | 2067 lcf->upstream.location = clcf->name; |
| 509 | 2068 |
| 2069 if (clcf->name.data[clcf->name.len - 1] == '/') { | |
| 2070 clcf->auto_redirect = 1; | |
| 2071 } | |
| 2072 | |
| 2073 return NGX_CONF_OK; | |
| 2074 } | |
| 2075 | |
| 2076 | |
| 2077 static char * | |
| 2078 ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, void *data) | |
| 2079 { | |
| 2080 #if (NGX_FREEBSD) | |
| 2081 ssize_t *np = data; | |
| 2082 | |
| 673 | 2083 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
| 509 | 2084 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2085 "\"fastcgi_send_lowat\" must be less than %d " | |
| 2086 "(sysctl net.inet.tcp.sendspace)", | |
| 2087 ngx_freebsd_net_inet_tcp_sendspace); | |
| 2088 | |
| 2089 return NGX_CONF_ERROR; | |
| 2090 } | |
| 2091 | |
| 2092 #elif !(NGX_HAVE_SO_SNDLOWAT) | |
| 2093 ssize_t *np = data; | |
| 2094 | |
| 2095 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
| 2096 "\"fastcgi_send_lowat\" is not supported, ignored"); | |
| 2097 | |
| 2098 *np = 0; | |
| 2099 | |
| 2100 #endif | |
| 2101 | |
| 2102 return NGX_CONF_OK; | |
| 2103 } | |
| 884 | 2104 |
| 2105 | |
| 2106 static char * | |
| 2107 ngx_http_fastcgi_upstream_max_fails_unsupported(ngx_conf_t *cf, | |
| 2108 ngx_command_t *cmd, void *conf) | |
| 2109 { | |
| 2110 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2111 "\"fastcgi_upstream_max_fails\" is not supported, " | |
| 2112 "use the \"max_fails\" parameter of the \"server\" directive ", | |
| 2113 "inside the \"upstream\" block"); | |
| 2114 | |
| 2115 return NGX_CONF_ERROR; | |
| 2116 } | |
| 2117 | |
| 2118 | |
| 2119 static char * | |
| 2120 ngx_http_fastcgi_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 2121 ngx_command_t *cmd, void *conf) | |
| 2122 { | |
| 2123 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2124 "\"fastcgi_upstream_fail_timeout\" is not supported, " | |
| 2125 "use the \"fail_timeout\" parameter of the \"server\" directive ", | |
| 2126 "inside the \"upstream\" block"); | |
| 2127 | |
| 2128 return NGX_CONF_ERROR; | |
| 2129 } |