Mercurial > hg > nginx
annotate src/http/modules/ngx_http_fastcgi_module.c @ 2049:2a92804f4109
*) back out r2040
*) refactor ngx_palloc()
*) introduce ngx_pnalloc()
*) additional pool blocks have smaller header
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Tue, 17 Jun 2008 15:00:30 +0000 |
| parents | f1cff424caeb |
| children | 8c6521eedf84 |
| 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 { | |
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41 u_char *start; |
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42 u_char *end; |
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43 } ngx_http_fastcgi_split_part_t; |
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44 |
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45 |
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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 | |
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54 ngx_uint_t fastcgi_stdout; /* unsigned :1 */ |
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55 |
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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); |
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127 static char *ngx_http_fastcgi_store(ngx_conf_t *cf, ngx_command_t *cmd, |
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128 void *conf); |
| 479 | 129 static char *ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, |
| 487 | 130 void *data); |
| 479 | 131 |
| 884 | 132 static char *ngx_http_fastcgi_upstream_max_fails_unsupported(ngx_conf_t *cf, |
| 133 ngx_command_t *cmd, void *conf); | |
| 134 static char *ngx_http_fastcgi_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 135 ngx_command_t *cmd, void *conf); | |
| 136 | |
| 479 | 137 |
| 509 | 138 static ngx_conf_post_t ngx_http_fastcgi_lowat_post = |
| 139 { ngx_http_fastcgi_lowat_check }; | |
| 479 | 140 |
| 141 | |
| 142 static ngx_conf_bitmask_t ngx_http_fastcgi_next_upstream_masks[] = { | |
| 143 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, | |
| 144 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, | |
| 145 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, | |
| 146 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, | |
| 623 | 147 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
| 479 | 148 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
| 665 | 149 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, |
| 479 | 150 { ngx_null_string, 0 } |
| 151 }; | |
| 152 | |
| 153 | |
| 154 static ngx_command_t ngx_http_fastcgi_commands[] = { | |
| 155 | |
| 156 { ngx_string("fastcgi_pass"), | |
| 629 | 157 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1, |
| 479 | 158 ngx_http_fastcgi_pass, |
| 159 NGX_HTTP_LOC_CONF_OFFSET, | |
| 160 0, | |
| 161 NULL }, | |
| 162 | |
| 163 { ngx_string("fastcgi_index"), | |
| 164 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 165 ngx_conf_set_str_slot, | |
| 166 NGX_HTTP_LOC_CONF_OFFSET, | |
| 167 offsetof(ngx_http_fastcgi_loc_conf_t, index), | |
| 168 NULL }, | |
| 169 | |
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170 { ngx_string("fastcgi_store"), |
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171 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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172 ngx_http_fastcgi_store, |
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173 NGX_HTTP_LOC_CONF_OFFSET, |
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174 0, |
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175 NULL }, |
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176 |
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177 { ngx_string("fastcgi_store_access"), |
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178 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, |
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179 ngx_conf_set_access_slot, |
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180 NGX_HTTP_LOC_CONF_OFFSET, |
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181 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.store_access), |
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182 NULL }, |
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183 |
| 629 | 184 { ngx_string("fastcgi_ignore_client_abort"), |
| 185 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 186 ngx_conf_set_flag_slot, | |
| 187 NGX_HTTP_LOC_CONF_OFFSET, | |
| 188 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.ignore_client_abort), | |
| 189 NULL }, | |
| 190 | |
| 479 | 191 { ngx_string("fastcgi_connect_timeout"), |
| 192 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 193 ngx_conf_set_msec_slot, | |
| 194 NGX_HTTP_LOC_CONF_OFFSET, | |
| 195 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.connect_timeout), | |
| 196 NULL }, | |
| 197 | |
| 198 { ngx_string("fastcgi_send_timeout"), | |
| 199 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 200 ngx_conf_set_msec_slot, | |
| 201 NGX_HTTP_LOC_CONF_OFFSET, | |
| 202 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_timeout), | |
| 203 NULL }, | |
| 204 | |
| 205 { ngx_string("fastcgi_send_lowat"), | |
| 206 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 207 ngx_conf_set_size_slot, | |
| 208 NGX_HTTP_LOC_CONF_OFFSET, | |
| 209 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_lowat), | |
| 210 &ngx_http_fastcgi_lowat_post }, | |
| 211 | |
| 581 | 212 { ngx_string("fastcgi_buffer_size"), |
| 213 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 214 ngx_conf_set_size_slot, | |
| 215 NGX_HTTP_LOC_CONF_OFFSET, | |
| 216 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size), | |
| 217 NULL }, | |
| 218 | |
| 509 | 219 { ngx_string("fastcgi_pass_request_headers"), |
| 220 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 221 ngx_conf_set_flag_slot, | |
| 222 NGX_HTTP_LOC_CONF_OFFSET, | |
| 223 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_headers), | |
| 224 NULL }, | |
| 225 | |
| 226 { ngx_string("fastcgi_pass_request_body"), | |
| 227 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 228 ngx_conf_set_flag_slot, | |
| 229 NGX_HTTP_LOC_CONF_OFFSET, | |
| 230 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_body), | |
| 231 NULL }, | |
| 232 | |
| 657 | 233 { ngx_string("fastcgi_intercept_errors"), |
| 234 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 235 ngx_conf_set_flag_slot, | |
| 236 NGX_HTTP_LOC_CONF_OFFSET, | |
| 237 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.intercept_errors), | |
| 238 NULL }, | |
| 239 | |
| 479 | 240 { ngx_string("fastcgi_read_timeout"), |
| 241 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 242 ngx_conf_set_msec_slot, | |
| 243 NGX_HTTP_LOC_CONF_OFFSET, | |
| 244 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.read_timeout), | |
| 245 NULL }, | |
| 246 | |
| 247 { ngx_string("fastcgi_buffers"), | |
| 248 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 249 ngx_conf_set_bufs_slot, | |
| 250 NGX_HTTP_LOC_CONF_OFFSET, | |
| 251 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.bufs), | |
| 252 NULL }, | |
| 253 | |
| 254 { ngx_string("fastcgi_busy_buffers_size"), | |
| 255 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 256 ngx_conf_set_size_slot, | |
| 257 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 258 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.busy_buffers_size_conf), |
| 479 | 259 NULL }, |
| 260 | |
| 261 { ngx_string("fastcgi_temp_path"), | |
| 262 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
| 263 ngx_conf_set_path_slot, | |
| 264 NGX_HTTP_LOC_CONF_OFFSET, | |
| 265 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_path), | |
| 266 (void *) ngx_garbage_collector_temp_handler }, | |
| 267 | |
| 268 { ngx_string("fastcgi_max_temp_file_size"), | |
| 269 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 270 ngx_conf_set_size_slot, | |
| 271 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 272 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_temp_file_size_conf), |
| 479 | 273 NULL }, |
| 274 | |
| 275 { ngx_string("fastcgi_temp_file_write_size"), | |
| 276 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 277 ngx_conf_set_size_slot, | |
| 278 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 279 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_file_write_size_conf), |
| 479 | 280 NULL }, |
| 281 | |
| 282 { ngx_string("fastcgi_next_upstream"), | |
| 547 | 283 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
| 479 | 284 ngx_conf_set_bitmask_slot, |
| 285 NGX_HTTP_LOC_CONF_OFFSET, | |
| 286 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.next_upstream), | |
| 287 &ngx_http_fastcgi_next_upstream_masks }, | |
| 288 | |
| 561 | 289 { ngx_string("fastcgi_upstream_max_fails"), |
| 290 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 291 ngx_http_fastcgi_upstream_max_fails_unsupported, |
| 292 0, | |
| 293 0, | |
| 561 | 294 NULL }, |
| 295 | |
| 296 { ngx_string("fastcgi_upstream_fail_timeout"), | |
| 297 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 298 ngx_http_fastcgi_upstream_fail_timeout_unsupported, |
| 299 0, | |
| 300 0, | |
| 561 | 301 NULL }, |
| 302 | |
| 509 | 303 { ngx_string("fastcgi_param"), |
| 304 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 649 | 305 ngx_conf_set_keyval_slot, |
| 485 | 306 NGX_HTTP_LOC_CONF_OFFSET, |
| 509 | 307 offsetof(ngx_http_fastcgi_loc_conf_t, params_source), |
| 485 | 308 NULL }, |
| 309 | |
| 649 | 310 { ngx_string("fastcgi_pass_header"), |
| 311 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 312 ngx_conf_set_str_array_slot, | |
| 313 NGX_HTTP_LOC_CONF_OFFSET, | |
| 314 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_headers), | |
| 315 NULL }, | |
| 316 | |
| 317 { ngx_string("fastcgi_hide_header"), | |
| 318 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 319 ngx_conf_set_str_array_slot, | |
| 320 NGX_HTTP_LOC_CONF_OFFSET, | |
| 321 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.hide_headers), | |
| 322 NULL }, | |
| 323 | |
| 1228 | 324 { ngx_string("fastcgi_catch_stderr"), |
| 325 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 326 ngx_conf_set_str_array_slot, | |
| 327 NGX_HTTP_LOC_CONF_OFFSET, | |
| 328 offsetof(ngx_http_fastcgi_loc_conf_t, catch_stderr), | |
| 329 NULL }, | |
| 330 | |
| 479 | 331 ngx_null_command |
| 332 }; | |
| 333 | |
| 334 | |
| 667 | 335 static ngx_http_module_t ngx_http_fastcgi_module_ctx = { |
| 509 | 336 ngx_http_fastcgi_add_variables, /* preconfiguration */ |
| 337 NULL, /* postconfiguration */ | |
| 479 | 338 |
| 339 NULL, /* create main configuration */ | |
| 340 NULL, /* init main configuration */ | |
| 341 | |
| 342 NULL, /* create server configuration */ | |
| 343 NULL, /* merge server configuration */ | |
| 344 | |
| 345 ngx_http_fastcgi_create_loc_conf, /* create location configuration */ | |
| 346 ngx_http_fastcgi_merge_loc_conf /* merge location configuration */ | |
| 347 }; | |
| 348 | |
| 349 | |
| 350 ngx_module_t ngx_http_fastcgi_module = { | |
| 509 | 351 NGX_MODULE_V1, |
| 479 | 352 &ngx_http_fastcgi_module_ctx, /* module context */ |
| 353 ngx_http_fastcgi_commands, /* module directives */ | |
| 354 NGX_HTTP_MODULE, /* module type */ | |
| 541 | 355 NULL, /* init master */ |
| 479 | 356 NULL, /* init module */ |
| 541 | 357 NULL, /* init process */ |
| 358 NULL, /* init thread */ | |
| 359 NULL, /* exit thread */ | |
| 360 NULL, /* exit process */ | |
| 361 NULL, /* exit master */ | |
| 362 NGX_MODULE_V1_PADDING | |
| 479 | 363 }; |
| 364 | |
| 365 | |
| 1883 | 366 static ngx_http_fastcgi_request_start_t ngx_http_fastcgi_request_start = { |
| 367 { 1, /* version */ | |
| 368 NGX_HTTP_FASTCGI_BEGIN_REQUEST, /* type */ | |
| 369 0, /* request_id_hi */ | |
| 370 1, /* request_id_lo */ | |
| 371 0, /* content_length_hi */ | |
| 372 sizeof(ngx_http_fastcgi_begin_request_t), /* content_length_lo */ | |
| 373 0, /* padding_length */ | |
| 374 0 }, /* reserved */ | |
| 375 | |
| 376 { 0, /* role_hi */ | |
| 377 NGX_HTTP_FASTCGI_RESPONDER, /* role_lo */ | |
| 378 0, /* NGX_HTTP_FASTCGI_KEEP_CONN */ /* flags */ | |
| 379 { 0, 0, 0, 0, 0 } }, /* reserved[5] */ | |
| 380 | |
| 381 { 1, /* version */ | |
| 382 NGX_HTTP_FASTCGI_PARAMS, /* type */ | |
| 383 0, /* request_id_hi */ | |
| 384 1 }, /* request_id_lo */ | |
| 385 | |
| 386 }; | |
| 387 | |
| 388 | |
| 1884 | 389 static ngx_str_t ngx_http_fastcgi_script_name = |
| 390 ngx_string("fastcgi_script_name"); | |
| 391 | |
| 392 | |
| 649 | 393 static ngx_str_t ngx_http_fastcgi_hide_headers[] = { |
| 394 ngx_string("Status"), | |
| 395 ngx_string("X-Accel-Expires"), | |
| 396 ngx_string("X-Accel-Redirect"), | |
| 397 ngx_string("X-Accel-Limit-Rate"), | |
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398 ngx_string("X-Accel-Buffering"), |
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399 ngx_string("X-Accel-Charset"), |
| 649 | 400 ngx_null_string |
| 401 }; | |
| 402 | |
| 403 | |
| 487 | 404 static ngx_int_t |
| 405 ngx_http_fastcgi_handler(ngx_http_request_t *r) | |
| 479 | 406 { |
| 407 ngx_int_t rc; | |
| 408 ngx_http_upstream_t *u; | |
| 409 ngx_http_fastcgi_loc_conf_t *flcf; | |
| 410 | |
|
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411 if (r->subrequest_in_memory) { |
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412 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, |
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413 "ngx_http_fastcgi_module does not support " |
| 1635 | 414 "subrequest in memory"); |
|
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415 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
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416 } |
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417 |
| 479 | 418 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
| 419 | |
| 501 | 420 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
| 421 if (u == NULL) { | |
| 479 | 422 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| 423 } | |
| 424 | |
| 1658 | 425 u->schema = flcf->upstream.schema; |
| 426 | |
| 479 | 427 u->peer.log = r->connection->log; |
| 428 u->peer.log_error = NGX_ERROR_ERR; | |
| 429 #if (NGX_THREADS) | |
| 430 u->peer.lock = &r->connection->lock; | |
| 431 #endif | |
| 432 | |
| 433 u->output.tag = (ngx_buf_tag_t) &ngx_http_fastcgi_module; | |
| 434 | |
| 435 u->conf = &flcf->upstream; | |
| 436 | |
| 437 u->create_request = ngx_http_fastcgi_create_request; | |
| 438 u->reinit_request = ngx_http_fastcgi_reinit_request; | |
| 439 u->process_header = ngx_http_fastcgi_process_header; | |
| 440 u->abort_request = ngx_http_fastcgi_abort_request; | |
| 441 u->finalize_request = ngx_http_fastcgi_finalize_request; | |
| 442 | |
| 649 | 443 u->buffering = 1; |
| 444 | |
| 581 | 445 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); |
| 446 if (u->pipe == NULL) { | |
| 447 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 448 } | |
| 449 | |
| 450 u->pipe->input_filter = ngx_http_fastcgi_input_filter; | |
| 451 u->pipe->input_ctx = r; | |
| 479 | 452 |
| 453 r->upstream = u; | |
| 454 | |
| 455 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); | |
| 456 | |
| 457 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
| 458 return rc; | |
| 459 } | |
| 460 | |
| 461 return NGX_DONE; | |
| 462 } | |
| 463 | |
| 464 | |
| 487 | 465 static ngx_int_t |
| 466 ngx_http_fastcgi_create_request(ngx_http_request_t *r) | |
| 479 | 467 { |
| 509 | 468 off_t file_pos; |
| 469 u_char ch, *pos; | |
| 470 size_t size, len, key_len, val_len, padding; | |
| 471 ngx_uint_t i, n, next; | |
| 472 ngx_buf_t *b; | |
| 473 ngx_chain_t *cl, *body; | |
| 474 ngx_list_part_t *part; | |
| 475 ngx_table_elt_t *header; | |
| 476 ngx_http_script_code_pt code; | |
| 477 ngx_http_script_engine_t e, le; | |
| 478 ngx_http_fastcgi_header_t *h; | |
| 479 ngx_http_fastcgi_loc_conf_t *flcf; | |
| 480 ngx_http_script_len_code_pt lcode; | |
| 479 | 481 |
| 509 | 482 len = 0; |
| 485 | 483 |
| 479 | 484 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
| 485 | |
| 509 | 486 if (flcf->params_len) { |
| 487 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
| 479 | 488 |
| 1565 | 489 ngx_http_script_flush_no_cacheable_variables(r, flcf->flushes); |
| 573 | 490 le.flushed = 1; |
| 491 | |
| 509 | 492 le.ip = flcf->params_len->elts; |
| 493 le.request = r; | |
| 479 | 494 |
| 509 | 495 while (*(uintptr_t *) le.ip) { |
| 487 | 496 |
| 509 | 497 lcode = *(ngx_http_script_len_code_pt *) le.ip; |
| 498 key_len = lcode(&le); | |
| 479 | 499 |
| 509 | 500 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { |
| 501 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 502 } | |
| 503 le.ip += sizeof(uintptr_t); | |
| 479 | 504 |
| 537 | 505 len += 1 + key_len + ((val_len > 127) ? 4 : 1) + val_len; |
| 485 | 506 } |
| 507 } | |
| 508 | |
| 509 | 509 if (flcf->upstream.pass_request_headers) { |
| 485 | 510 |
| 509 | 511 part = &r->headers_in.headers.part; |
| 512 header = part->elts; | |
| 513 | |
| 514 for (i = 0; /* void */; i++) { | |
| 479 | 515 |
| 509 | 516 if (i >= part->nelts) { |
| 517 if (part->next == NULL) { | |
| 518 break; | |
| 519 } | |
| 479 | 520 |
| 509 | 521 part = part->next; |
| 522 header = part->elts; | |
| 523 i = 0; | |
| 479 | 524 } |
| 525 | |
| 509 | 526 len += ((sizeof("HTTP_") - 1 + header[i].key.len > 127) ? 4 : 1) |
| 527 + ((header[i].value.len > 127) ? 4 : 1) | |
| 528 + sizeof("HTTP_") - 1 + header[i].key.len + header[i].value.len; | |
| 479 | 529 } |
| 530 } | |
| 531 | |
| 532 | |
| 533 if (len > 65535) { | |
| 534 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
| 1678 | 535 "fastcgi request record is too big: %uz", len); |
| 479 | 536 return NGX_ERROR; |
| 537 } | |
| 538 | |
| 539 | |
| 540 padding = 8 - len % 8; | |
| 541 padding = (padding == 8) ? 0 : padding; | |
| 542 | |
| 543 | |
| 544 size = sizeof(ngx_http_fastcgi_header_t) | |
| 545 + sizeof(ngx_http_fastcgi_begin_request_t) | |
| 546 | |
| 547 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */ | |
| 548 + len + padding | |
| 549 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */ | |
| 550 | |
| 551 + sizeof(ngx_http_fastcgi_header_t); /* NGX_HTTP_FASTCGI_STDIN */ | |
| 552 | |
| 553 | |
| 501 | 554 b = ngx_create_temp_buf(r->pool, size); |
| 555 if (b == NULL) { | |
| 479 | 556 return NGX_ERROR; |
| 557 } | |
| 558 | |
| 501 | 559 cl = ngx_alloc_chain_link(r->pool); |
| 560 if (cl == NULL) { | |
| 479 | 561 return NGX_ERROR; |
| 562 } | |
| 563 | |
| 564 cl->buf = b; | |
| 565 | |
| 509 | 566 ngx_memcpy(b->pos, &ngx_http_fastcgi_request_start, |
| 567 sizeof(ngx_http_fastcgi_request_start_t)); | |
| 479 | 568 |
| 569 h = (ngx_http_fastcgi_header_t *) | |
| 570 (b->pos + sizeof(ngx_http_fastcgi_header_t) | |
| 571 + sizeof(ngx_http_fastcgi_begin_request_t)); | |
| 572 | |
| 573 h->content_length_hi = (u_char) ((len >> 8) & 0xff); | |
| 574 h->content_length_lo = (u_char) (len & 0xff); | |
| 575 h->padding_length = (u_char) padding; | |
| 576 h->reserved = 0; | |
| 577 | |
| 578 b->last = b->pos + sizeof(ngx_http_fastcgi_header_t) | |
| 579 + sizeof(ngx_http_fastcgi_begin_request_t) | |
| 580 + sizeof(ngx_http_fastcgi_header_t); | |
| 581 | |
| 582 | |
| 509 | 583 if (flcf->params_len) { |
| 584 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
| 479 | 585 |
| 509 | 586 e.ip = flcf->params->elts; |
| 587 e.pos = b->last; | |
| 588 e.request = r; | |
| 573 | 589 e.flushed = 1; |
| 479 | 590 |
| 509 | 591 le.ip = flcf->params_len->elts; |
| 479 | 592 |
| 509 | 593 while (*(uintptr_t *) le.ip) { |
| 479 | 594 |
| 509 | 595 lcode = *(ngx_http_script_len_code_pt *) le.ip; |
| 596 key_len = (u_char) lcode(&le); | |
| 479 | 597 |
| 509 | 598 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { |
| 599 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 600 } | |
| 601 le.ip += sizeof(uintptr_t); | |
| 479 | 602 |
| 537 | 603 *e.pos++ = (u_char) key_len; |
| 479 | 604 |
| 537 | 605 if (val_len > 127) { |
| 606 *e.pos++ = (u_char) (((val_len >> 24) & 0x7f) | 0x80); | |
| 607 *e.pos++ = (u_char) ((val_len >> 16) & 0xff); | |
| 608 *e.pos++ = (u_char) ((val_len >> 8) & 0xff); | |
| 609 *e.pos++ = (u_char) (val_len & 0xff); | |
| 479 | 610 |
| 537 | 611 } else { |
| 612 *e.pos++ = (u_char) val_len; | |
| 509 | 613 } |
| 479 | 614 |
| 509 | 615 while (*(uintptr_t *) e.ip) { |
| 616 code = *(ngx_http_script_code_pt *) e.ip; | |
| 617 code((ngx_http_script_engine_t *) &e); | |
| 618 } | |
| 619 e.ip += sizeof(uintptr_t); | |
| 1945 | 620 |
| 621 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 622 "fastcgi param: \"%*s: %*s\"", | |
| 623 key_len, e.pos - (key_len + val_len), | |
| 624 val_len, e.pos - val_len); | |
| 479 | 625 } |
| 626 | |
| 509 | 627 b->last = e.pos; |
| 487 | 628 } |
| 629 | |
| 630 | |
| 509 | 631 if (flcf->upstream.pass_request_headers) { |
| 479 | 632 |
| 509 | 633 part = &r->headers_in.headers.part; |
| 634 header = part->elts; | |
| 479 | 635 |
| 509 | 636 for (i = 0; /* void */; i++) { |
| 491 | 637 |
| 509 | 638 if (i >= part->nelts) { |
| 639 if (part->next == NULL) { | |
| 577 | 640 break; |
| 509 | 641 } |
| 577 | 642 |
| 509 | 643 part = part->next; |
| 644 header = part->elts; | |
| 645 i = 0; | |
| 646 } | |
| 479 | 647 |
| 509 | 648 len = sizeof("HTTP_") - 1 + header[i].key.len; |
| 649 if (len > 127) { | |
| 650 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80); | |
| 651 *b->last++ = (u_char) ((len >> 16) & 0xff); | |
| 652 *b->last++ = (u_char) ((len >> 8) & 0xff); | |
| 653 *b->last++ = (u_char) (len & 0xff); | |
| 577 | 654 |
| 509 | 655 } else { |
| 656 *b->last++ = (u_char) len; | |
| 487 | 657 } |
| 658 | |
| 509 | 659 len = header[i].value.len; |
| 660 if (len > 127) { | |
| 661 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80); | |
| 662 *b->last++ = (u_char) ((len >> 16) & 0xff); | |
| 663 *b->last++ = (u_char) ((len >> 8) & 0xff); | |
| 664 *b->last++ = (u_char) (len & 0xff); | |
| 487 | 665 |
| 509 | 666 } else { |
| 667 *b->last++ = (u_char) len; | |
| 479 | 668 } |
| 669 | |
| 509 | 670 b->last = ngx_cpymem(b->last, "HTTP_", sizeof("HTTP_") - 1); |
| 479 | 671 |
| 509 | 672 for (n = 0; n < header[i].key.len; n++) { |
| 673 ch = header[i].key.data[n]; | |
| 479 | 674 |
| 509 | 675 if (ch >= 'a' && ch <= 'z') { |
| 676 ch &= ~0x20; | |
| 479 | 677 |
| 509 | 678 } else if (ch == '-') { |
| 679 ch = '_'; | |
| 680 } | |
| 479 | 681 |
| 509 | 682 *b->last++ = ch; |
| 479 | 683 } |
| 684 | |
| 573 | 685 b->last = ngx_copy(b->last, header[i].value.data, |
| 686 header[i].value.len); | |
| 479 | 687 } |
| 688 } | |
| 689 | |
| 690 | |
| 691 if (padding) { | |
| 692 ngx_memzero(b->last, padding); | |
| 693 b->last += padding; | |
| 694 } | |
| 695 | |
| 696 | |
| 697 h = (ngx_http_fastcgi_header_t *) b->last; | |
| 698 b->last += sizeof(ngx_http_fastcgi_header_t); | |
| 699 | |
| 700 h->version = 1; | |
| 701 h->type = NGX_HTTP_FASTCGI_PARAMS; | |
| 702 h->request_id_hi = 0; | |
| 703 h->request_id_lo = 1; | |
| 704 h->content_length_hi = 0; | |
| 705 h->content_length_lo = 0; | |
| 706 h->padding_length = 0; | |
| 707 h->reserved = 0; | |
| 708 | |
| 709 h = (ngx_http_fastcgi_header_t *) b->last; | |
| 710 b->last += sizeof(ngx_http_fastcgi_header_t); | |
| 711 | |
| 509 | 712 if (flcf->upstream.pass_request_body) { |
| 713 body = r->upstream->request_bufs; | |
| 714 r->upstream->request_bufs = cl; | |
| 479 | 715 |
| 716 #if (NGX_SUPPRESS_WARN) | |
| 509 | 717 file_pos = 0; |
| 718 pos = NULL; | |
| 479 | 719 #endif |
| 720 | |
| 509 | 721 while (body) { |
| 479 | 722 |
| 509 | 723 if (body->buf->in_file) { |
| 724 file_pos = body->buf->file_pos; | |
| 479 | 725 |
| 509 | 726 } else { |
| 727 pos = body->buf->pos; | |
| 479 | 728 } |
| 729 | |
| 509 | 730 next = 0; |
| 479 | 731 |
| 509 | 732 do { |
| 733 b = ngx_alloc_buf(r->pool); | |
| 734 if (b == NULL) { | |
| 735 return NGX_ERROR; | |
| 479 | 736 } |
| 737 | |
| 509 | 738 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); |
| 739 | |
| 740 if (body->buf->in_file) { | |
| 741 b->file_pos = file_pos; | |
| 742 file_pos += 32 * 1024; | |
| 479 | 743 |
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744 if (file_pos >= body->buf->file_last) { |
| 509 | 745 file_pos = body->buf->file_last; |
| 746 next = 1; | |
| 747 } | |
| 748 | |
| 749 b->file_last = file_pos; | |
| 750 len = (ngx_uint_t) (file_pos - b->file_pos); | |
| 751 | |
| 752 } else { | |
| 753 b->pos = pos; | |
| 754 pos += 32 * 1024; | |
| 479 | 755 |
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756 if (pos >= body->buf->last) { |
| 509 | 757 pos = body->buf->last; |
| 758 next = 1; | |
| 759 } | |
| 760 | |
| 761 b->last = pos; | |
| 762 len = (ngx_uint_t) (pos - b->pos); | |
| 763 } | |
| 479 | 764 |
| 509 | 765 padding = 8 - len % 8; |
| 766 padding = (padding == 8) ? 0 : padding; | |
| 479 | 767 |
| 509 | 768 h->version = 1; |
| 769 h->type = NGX_HTTP_FASTCGI_STDIN; | |
| 770 h->request_id_hi = 0; | |
| 771 h->request_id_lo = 1; | |
| 772 h->content_length_hi = (u_char) ((len >> 8) & 0xff); | |
| 773 h->content_length_lo = (u_char) (len & 0xff); | |
| 774 h->padding_length = (u_char) padding; | |
| 775 h->reserved = 0; | |
| 479 | 776 |
| 509 | 777 cl->next = ngx_alloc_chain_link(r->pool); |
| 778 if (cl->next == NULL) { | |
| 779 return NGX_ERROR; | |
| 780 } | |
| 479 | 781 |
| 509 | 782 cl = cl->next; |
| 783 cl->buf = b; | |
| 784 | |
| 785 b = ngx_create_temp_buf(r->pool, | |
| 786 sizeof(ngx_http_fastcgi_header_t) | |
| 787 + padding); | |
| 788 if (b == NULL) { | |
| 789 return NGX_ERROR; | |
| 790 } | |
| 479 | 791 |
| 509 | 792 if (padding) { |
| 793 ngx_memzero(b->last, padding); | |
| 794 b->last += padding; | |
| 795 } | |
| 796 | |
| 797 h = (ngx_http_fastcgi_header_t *) b->last; | |
| 798 b->last += sizeof(ngx_http_fastcgi_header_t); | |
| 479 | 799 |
| 509 | 800 cl->next = ngx_alloc_chain_link(r->pool); |
| 801 if (cl->next == NULL) { | |
| 802 return NGX_ERROR; | |
| 803 } | |
| 804 | |
| 805 cl = cl->next; | |
| 806 cl->buf = b; | |
| 479 | 807 |
| 509 | 808 } while (!next); |
| 479 | 809 |
| 509 | 810 body = body->next; |
| 811 } | |
| 479 | 812 |
| 509 | 813 } else { |
| 814 r->upstream->request_bufs = cl; | |
| 479 | 815 } |
| 816 | |
| 817 h->version = 1; | |
| 818 h->type = NGX_HTTP_FASTCGI_STDIN; | |
| 819 h->request_id_hi = 0; | |
| 820 h->request_id_lo = 1; | |
| 821 h->content_length_hi = 0; | |
| 822 h->content_length_lo = 0; | |
| 823 h->padding_length = 0; | |
| 824 h->reserved = 0; | |
| 825 | |
| 826 cl->next = NULL; | |
| 827 | |
| 828 return NGX_OK; | |
| 829 } | |
| 830 | |
| 831 | |
| 487 | 832 static ngx_int_t |
| 833 ngx_http_fastcgi_reinit_request(ngx_http_request_t *r) | |
| 479 | 834 { |
| 835 ngx_http_fastcgi_ctx_t *f; | |
| 836 | |
| 837 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
| 838 | |
| 839 if (f == NULL) { | |
| 840 return NGX_OK; | |
| 841 } | |
| 842 | |
| 843 f->state = ngx_http_fastcgi_st_version; | |
| 615 | 844 f->fastcgi_stdout = 0; |
| 479 | 845 |
| 846 return NGX_OK; | |
| 847 } | |
| 848 | |
| 849 | |
| 507 | 850 static ngx_int_t |
| 851 ngx_http_fastcgi_process_header(ngx_http_request_t *r) | |
| 479 | 852 { |
|
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853 u_char *p, *start, *last, *part_start; |
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854 size_t size; |
| 1228 | 855 ngx_str_t *status_line, line, *pattern; |
| 509 | 856 ngx_int_t rc, status; |
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857 ngx_buf_t buf; |
| 649 | 858 ngx_uint_t i; |
| 509 | 859 ngx_table_elt_t *h; |
| 860 ngx_http_upstream_t *u; | |
| 861 ngx_http_fastcgi_ctx_t *f; | |
| 862 ngx_http_upstream_header_t *hh; | |
| 1228 | 863 ngx_http_fastcgi_loc_conf_t *flcf; |
|
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864 ngx_http_fastcgi_split_part_t *part; |
| 509 | 865 ngx_http_upstream_main_conf_t *umcf; |
| 479 | 866 |
| 867 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
| 868 | |
| 509 | 869 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
| 870 | |
| 479 | 871 if (f == NULL) { |
| 501 | 872 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t)); |
| 873 if (f == NULL) { | |
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874 return NGX_ERROR; |
| 479 | 875 } |
| 876 | |
| 877 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module); | |
| 878 } | |
| 879 | |
| 880 u = r->upstream; | |
| 881 | |
| 882 for ( ;; ) { | |
| 883 | |
| 884 if (f->state < ngx_http_fastcgi_st_data) { | |
| 885 | |
| 581 | 886 f->pos = u->buffer.pos; |
| 887 f->last = u->buffer.last; | |
| 479 | 888 |
| 889 rc = ngx_http_fastcgi_process_record(r, f); | |
| 890 | |
| 581 | 891 u->buffer.pos = f->pos; |
| 892 u->buffer.last = f->last; | |
| 479 | 893 |
| 894 if (rc == NGX_AGAIN) { | |
| 895 return NGX_AGAIN; | |
| 896 } | |
| 897 | |
| 898 if (rc == NGX_ERROR) { | |
| 899 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 900 } | |
| 901 | |
| 491 | 902 if (f->type != NGX_HTTP_FASTCGI_STDOUT |
| 903 && f->type != NGX_HTTP_FASTCGI_STDERR) | |
| 904 { | |
| 479 | 905 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| 906 "upstream sent unexpected FastCGI record: %d", | |
| 907 f->type); | |
| 908 | |
| 909 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 910 } | |
| 911 | |
| 491 | 912 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) { |
| 479 | 913 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| 914 "upstream closed prematurely FastCGI stdout"); | |
| 915 | |
| 916 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 917 } | |
| 918 } | |
| 919 | |
| 920 if (f->state == ngx_http_fastcgi_st_padding) { | |
| 921 | |
| 581 | 922 if (u->buffer.pos + f->padding < u->buffer.last) { |
| 479 | 923 f->state = ngx_http_fastcgi_st_version; |
| 581 | 924 u->buffer.pos += f->padding; |
| 479 | 925 |
| 926 continue; | |
| 927 } | |
| 928 | |
| 581 | 929 if (u->buffer.pos + f->padding == u->buffer.last) { |
| 479 | 930 f->state = ngx_http_fastcgi_st_version; |
| 581 | 931 u->buffer.pos = u->buffer.last; |
| 479 | 932 |
| 933 return NGX_AGAIN; | |
| 934 } | |
| 935 | |
| 581 | 936 f->padding -= u->buffer.last - u->buffer.pos; |
| 937 u->buffer.pos = u->buffer.last; | |
| 479 | 938 |
| 939 return NGX_AGAIN; | |
| 940 } | |
| 941 | |
| 491 | 942 |
| 479 | 943 /* f->state == ngx_http_fastcgi_st_data */ |
| 944 | |
| 491 | 945 if (f->type == NGX_HTTP_FASTCGI_STDERR) { |
| 946 | |
| 947 if (f->length) { | |
| 581 | 948 line.data = u->buffer.pos; |
| 491 | 949 |
| 581 | 950 if (u->buffer.pos + f->length <= u->buffer.last) { |
| 491 | 951 line.len = f->length; |
| 581 | 952 u->buffer.pos += f->length; |
| 491 | 953 f->length = 0; |
| 954 f->state = ngx_http_fastcgi_st_padding; | |
| 955 | |
| 577 | 956 } else { |
| 581 | 957 line.len = u->buffer.last - u->buffer.pos; |
| 958 f->length -= u->buffer.last - u->buffer.pos; | |
| 959 u->buffer.pos = u->buffer.last; | |
| 491 | 960 } |
| 961 | |
| 962 while (line.data[line.len - 1] == LF | |
| 963 || line.data[line.len - 1] == CR | |
| 964 || line.data[line.len - 1] == '.' | |
| 965 || line.data[line.len - 1] == ' ') | |
| 966 { | |
| 967 line.len--; | |
| 968 } | |
| 969 | |
| 970 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 971 "FastCGI sent in stderr: \"%V\"", &line); | |
| 972 | |
| 1228 | 973 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
| 974 | |
| 975 if (flcf->catch_stderr) { | |
| 976 pattern = flcf->catch_stderr->elts; | |
| 977 | |
| 978 line.data[line.len - 1] = '\0'; | |
| 979 | |
| 980 for (i = 0; i < flcf->catch_stderr->nelts; i++) { | |
| 981 if (ngx_strstr(line.data, pattern[i].data)) { | |
|
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982 return NGX_HTTP_UPSTREAM_INVALID_HEADER; |
| 1228 | 983 } |
| 984 } | |
| 985 } | |
| 986 | |
| 581 | 987 if (u->buffer.pos == u->buffer.last) { |
| 615 | 988 |
| 989 if (!f->fastcgi_stdout) { | |
| 990 | |
| 991 /* | |
| 992 * the special handling the large number | |
| 993 * of the PHP warnings to not allocate memory | |
| 994 */ | |
| 995 | |
| 996 u->buffer.pos = u->buffer.start; | |
| 997 u->buffer.last = u->buffer.start; | |
| 998 } | |
| 999 | |
| 491 | 1000 return NGX_AGAIN; |
| 1001 } | |
| 1002 | |
| 1003 } else { | |
| 1004 f->state = ngx_http_fastcgi_st_version; | |
| 1005 } | |
| 1006 | |
| 1007 continue; | |
| 1008 } | |
| 1009 | |
| 1010 | |
| 1011 /* f->type == NGX_HTTP_FASTCGI_STDOUT */ | |
| 1012 | |
| 615 | 1013 f->fastcgi_stdout = 1; |
| 1014 | |
| 581 | 1015 start = u->buffer.pos; |
| 479 | 1016 |
| 581 | 1017 if (u->buffer.pos + f->length < u->buffer.last) { |
| 479 | 1018 |
| 1019 /* | |
| 581 | 1020 * set u->buffer.last to the end of the FastCGI record data |
| 479 | 1021 * for ngx_http_parse_header_line() |
| 1022 */ | |
| 1023 | |
| 581 | 1024 last = u->buffer.last; |
| 1025 u->buffer.last = u->buffer.pos + f->length; | |
| 479 | 1026 |
| 1027 } else { | |
| 1028 last = NULL; | |
| 1029 } | |
| 1030 | |
| 1031 for ( ;; ) { | |
| 1032 | |
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1033 part_start = u->buffer.pos; |
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1034 |
| 581 | 1035 rc = ngx_http_parse_header_line(r, &u->buffer); |
| 479 | 1036 |
| 1037 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1038 "http fastcgi parser: %d", rc); | |
| 1039 | |
| 1040 if (rc == NGX_AGAIN) { | |
| 1041 break; | |
| 1042 } | |
| 1043 | |
| 1044 if (rc == NGX_OK) { | |
| 1045 | |
| 1046 /* a header line has been parsed successfully */ | |
| 1047 | |
| 509 | 1048 h = ngx_list_push(&u->headers_in.headers); |
| 501 | 1049 if (h == NULL) { |
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1050 return NGX_ERROR; |
| 479 | 1051 } |
| 1052 | |
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1053 if (f->split_parts && f->split_parts->nelts) { |
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1054 |
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1055 part = f->split_parts->elts; |
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1056 size = u->buffer.pos - part_start; |
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1057 |
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1058 for (i = 0; i < f->split_parts->nelts; i++) { |
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1059 size += part[i].end - part[i].start; |
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1060 } |
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1061 |
| 2049 | 1062 p = ngx_pnalloc(r->pool, size); |
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1063 if (p == NULL) { |
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1064 return NGX_ERROR; |
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1065 } |
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1066 |
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1067 buf.pos = p; |
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1068 |
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1069 for (i = 0; i < f->split_parts->nelts; i++) { |
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1070 p = ngx_cpymem(p, part[i].start, |
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1071 part[i].end - part[i].start); |
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1072 } |
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1073 |
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1074 p = ngx_cpymem(p, part_start, u->buffer.pos - part_start); |
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1075 |
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1076 buf.last = p; |
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1077 |
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1078 f->split_parts->nelts = 0; |
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1079 |
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1080 rc = ngx_http_parse_header_line(r, &buf); |
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1081 |
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1082 h->key.len = r->header_name_end - r->header_name_start; |
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1083 h->key.data = r->header_name_start; |
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1084 h->key.data[h->key.len] = '\0'; |
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1085 |
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1086 h->value.len = r->header_end - r->header_start; |
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1087 h->value.data = r->header_start; |
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1088 h->value.data[h->value.len] = '\0'; |
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1089 |
| 2049 | 1090 h->lowcase_key = ngx_pnalloc(r->pool, h->key.len); |
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1091 if (h->lowcase_key == NULL) { |
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1092 return NGX_ERROR; |
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1093 } |
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1094 |
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1095 } else { |
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1096 |
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1097 h->key.len = r->header_name_end - r->header_name_start; |
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1098 h->value.len = r->header_end - r->header_start; |
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1099 |
| 2049 | 1100 h->key.data = ngx_pnalloc(r->pool, |
| 1101 h->key.len + 1 + h->value.len + 1 | |
| 1102 + h->key.len); | |
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1103 if (h->key.data == NULL) { |
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1104 return NGX_ERROR; |
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1105 } |
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1106 |
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1107 h->value.data = h->key.data + h->key.len + 1; |
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1108 h->lowcase_key = h->key.data + h->key.len + 1 |
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1109 + h->value.len + 1; |
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1110 |
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1111 ngx_cpystrn(h->key.data, r->header_name_start, |
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1112 h->key.len + 1); |
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1113 ngx_cpystrn(h->value.data, r->header_start, |
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1114 h->value.len + 1); |
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1115 } |
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1116 |
| 509 | 1117 h->hash = r->header_hash; |
| 1118 | |
| 649 | 1119 if (h->key.len == r->lowcase_index) { |
| 1120 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); | |
| 1121 | |
| 1122 } else { | |
| 1123 for (i = 0; i < h->key.len; i++) { | |
|
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1124 h->lowcase_key[i] = ngx_tolower(h->key.data[i]); |
| 479 | 1125 } |
| 1126 } | |
| 1127 | |
| 649 | 1128 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
| 1129 h->lowcase_key, h->key.len); | |
| 1130 | |
| 1131 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { | |
|
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1132 return NGX_ERROR; |
| 649 | 1133 } |
| 1134 | |
| 479 | 1135 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1136 "http fastcgi header: \"%V: %V\"", | |
| 1137 &h->key, &h->value); | |
| 1138 | |
| 615 | 1139 if (u->buffer.pos < u->buffer.last) { |
| 1140 continue; | |
| 1141 } | |
| 1142 | |
| 1143 /* the end of the FastCGI record */ | |
| 1144 | |
| 1145 break; | |
| 479 | 1146 } |
| 1147 | |
| 1148 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { | |
| 1149 | |
| 1150 /* a whole header has been parsed successfully */ | |
| 1151 | |
| 1152 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1153 "http fastcgi header done"); | |
| 1154 | |
| 509 | 1155 if (u->headers_in.status) { |
| 1156 status_line = &u->headers_in.status->value; | |
| 479 | 1157 |
| 1158 status = ngx_atoi(status_line->data, 3); | |
| 1159 | |
| 1160 if (status == NGX_ERROR) { | |
|
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1161 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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1162 "upstream sent invalid status \"%V\"", |
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1163 status_line); |
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1164 return NGX_HTTP_UPSTREAM_INVALID_HEADER; |
| 479 | 1165 } |
| 1166 | |
| 529 | 1167 u->headers_in.status_n = status; |
| 1168 u->headers_in.status_line = *status_line; | |
| 479 | 1169 |
| 1170 } else { | |
| 529 | 1171 u->headers_in.status_n = 200; |
| 1172 u->headers_in.status_line.len = sizeof("200 OK") - 1; | |
| 1173 u->headers_in.status_line.data = (u_char *) "200 OK"; | |
| 479 | 1174 } |
| 1175 | |
| 529 | 1176 u->state->status = u->headers_in.status_n; |
| 479 | 1177 #if 0 |
| 1565 | 1178 if (u->cacheable) { |
| 1179 u->cacheable = ngx_http_upstream_is_cacheable(r); | |
| 479 | 1180 } |
| 1181 #endif | |
| 1182 | |
| 1183 break; | |
| 1184 } | |
| 1185 | |
| 1186 /* there was error while a header line parsing */ | |
| 1187 | |
| 1188 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 619 | 1189 "upstream sent invalid header"); |
| 479 | 1190 |
| 1191 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 1192 } | |
| 1193 | |
| 1194 if (last) { | |
| 581 | 1195 u->buffer.last = last; |
| 479 | 1196 } |
| 1197 | |
| 581 | 1198 f->length -= u->buffer.pos - start; |
| 479 | 1199 |
| 1200 if (f->length == 0) { | |
| 1201 if (f->padding) { | |
| 1202 f->state = ngx_http_fastcgi_st_padding; | |
| 1203 } else { | |
| 1204 f->state = ngx_http_fastcgi_st_version; | |
| 1205 } | |
| 1206 } | |
| 1207 | |
| 615 | 1208 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { |
| 1209 return NGX_OK; | |
| 1210 } | |
| 1211 | |
| 1274 | 1212 if (rc == NGX_OK) { |
|
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1213 continue; |
| 615 | 1214 } |
| 1215 | |
| 1274 | 1216 /* rc == NGX_AGAIN */ |
| 1217 | |
|
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1218 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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1219 "upstream split a header line in FastCGI records"); |
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1220 |
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1221 if (f->split_parts == NULL) { |
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1222 f->split_parts = ngx_array_create(r->pool, 1, |
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1223 sizeof(ngx_http_fastcgi_split_part_t)); |
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1224 if (f->split_parts == NULL) { |
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1225 return NGX_ERROR; |
|
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1226 } |
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1227 } |
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1228 |
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1229 part = ngx_array_push(f->split_parts); |
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1230 |
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1231 part->start = part_start; |
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1232 part->end = u->buffer.last; |
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1233 |
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1234 return NGX_AGAIN; |
| 479 | 1235 } |
| 1236 } | |
| 1237 | |
| 1238 | |
| 487 | 1239 static ngx_int_t |
| 1240 ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf) | |
| 479 | 1241 { |
| 1242 ngx_int_t rc; | |
| 483 | 1243 ngx_buf_t *b, **prev; |
| 479 | 1244 ngx_str_t line; |
| 1245 ngx_chain_t *cl; | |
| 1246 ngx_http_request_t *r; | |
| 1247 ngx_http_fastcgi_ctx_t *f; | |
| 1248 | |
| 1249 if (buf->pos == buf->last) { | |
| 1250 return NGX_OK; | |
| 1251 } | |
| 1252 | |
| 1253 r = p->input_ctx; | |
| 1254 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
| 1255 | |
| 1256 b = NULL; | |
| 483 | 1257 prev = &buf->shadow; |
| 479 | 1258 |
| 1259 f->pos = buf->pos; | |
| 1260 f->last = buf->last; | |
| 1261 | |
| 1262 for ( ;; ) { | |
| 1263 if (f->state < ngx_http_fastcgi_st_data) { | |
| 1264 | |
| 1265 rc = ngx_http_fastcgi_process_record(r, f); | |
| 1266 | |
| 1267 if (rc == NGX_AGAIN) { | |
| 1268 break; | |
| 1269 } | |
| 1270 | |
| 1271 if (rc == NGX_ERROR) { | |
| 1272 return NGX_ERROR; | |
| 1273 } | |
| 1274 | |
| 1275 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) { | |
| 1276 f->state = ngx_http_fastcgi_st_version; | |
| 1277 p->upstream_done = 1; | |
| 1278 | |
| 1279 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0, | |
| 1280 "http fastcgi closed stdout"); | |
| 1281 | |
| 1282 continue; | |
| 1283 } | |
| 1284 | |
| 1285 if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) { | |
| 1286 f->state = ngx_http_fastcgi_st_version; | |
| 1287 p->upstream_done = 1; | |
| 1288 | |
| 1289 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0, | |
| 1290 "http fastcgi sent end request"); | |
| 1291 | |
| 1292 break; | |
| 1293 } | |
| 1294 } | |
| 1295 | |
| 1296 | |
| 1297 if (f->state == ngx_http_fastcgi_st_padding) { | |
| 1298 | |
| 1299 if (f->pos + f->padding < f->last) { | |
| 1300 f->state = ngx_http_fastcgi_st_version; | |
| 1301 f->pos += f->padding; | |
| 1302 | |
| 1303 continue; | |
| 1304 } | |
| 1305 | |
| 1306 if (f->pos + f->padding == f->last) { | |
| 1307 f->state = ngx_http_fastcgi_st_version; | |
| 1308 | |
| 1309 break; | |
| 1310 } | |
| 1311 | |
| 1312 f->padding -= f->last - f->pos; | |
| 1313 | |
| 1314 break; | |
| 1315 } | |
| 1316 | |
| 1317 | |
| 1318 /* f->state == ngx_http_fastcgi_st_data */ | |
| 1319 | |
| 1320 if (f->type == NGX_HTTP_FASTCGI_STDERR) { | |
| 1321 | |
| 1322 if (f->length) { | |
| 639 | 1323 |
| 1324 if (f->pos == f->last) { | |
| 1325 break; | |
| 1326 } | |
| 1327 | |
| 479 | 1328 line.data = f->pos; |
| 1329 | |
| 1330 if (f->pos + f->length <= f->last) { | |
| 1331 line.len = f->length; | |
| 1332 f->pos += f->length; | |
| 491 | 1333 f->length = 0; |
| 1334 f->state = ngx_http_fastcgi_st_padding; | |
| 479 | 1335 |
| 577 | 1336 } else { |
| 479 | 1337 line.len = f->last - f->pos; |
| 1338 f->length -= f->last - f->pos; | |
| 1339 f->pos = f->last; | |
| 1340 } | |
| 1341 | |
| 491 | 1342 while (line.data[line.len - 1] == LF |
| 1343 || line.data[line.len - 1] == CR | |
| 1344 || line.data[line.len - 1] == '.' | |
| 1345 || line.data[line.len - 1] == ' ') | |
| 1346 { | |
| 1347 line.len--; | |
| 1348 } | |
| 479 | 1349 |
| 1350 ngx_log_error(NGX_LOG_ERR, p->log, 0, | |
| 491 | 1351 "FastCGI sent in stderr: \"%V\"", &line); |
| 479 | 1352 |
| 1353 if (f->pos == f->last) { | |
| 1354 break; | |
| 1355 } | |
| 491 | 1356 |
| 1357 } else { | |
| 1358 f->state = ngx_http_fastcgi_st_version; | |
| 479 | 1359 } |
| 1360 | |
| 1361 continue; | |
| 1362 } | |
| 1363 | |
| 1364 | |
| 1365 /* f->type == NGX_HTTP_FASTCGI_STDOUT */ | |
| 1366 | |
| 639 | 1367 if (f->pos == f->last) { |
| 1368 break; | |
| 1369 } | |
| 1370 | |
| 479 | 1371 if (p->free) { |
| 1372 b = p->free->buf; | |
| 1373 p->free = p->free->next; | |
| 1374 | |
| 1375 } else { | |
| 501 | 1376 b = ngx_alloc_buf(p->pool); |
| 1377 if (b == NULL) { | |
| 479 | 1378 return NGX_ERROR; |
| 1379 } | |
| 1380 } | |
| 1381 | |
| 1382 ngx_memzero(b, sizeof(ngx_buf_t)); | |
| 1383 | |
| 1384 b->pos = f->pos; | |
| 483 | 1385 b->start = buf->start; |
| 1386 b->end = buf->end; | |
| 479 | 1387 b->tag = p->tag; |
| 1388 b->temporary = 1; | |
| 1389 b->recycled = 1; | |
| 483 | 1390 |
| 1391 *prev = b; | |
| 1392 prev = &b->shadow; | |
| 479 | 1393 |
| 501 | 1394 cl = ngx_alloc_chain_link(p->pool); |
| 1395 if (cl == NULL) { | |
| 479 | 1396 return NGX_ERROR; |
| 1397 } | |
| 1398 | |
| 1399 cl->buf = b; | |
| 1400 cl->next = NULL; | |
| 1401 | |
| 501 | 1402 if (p->in) { |
| 1403 *p->last_in = cl; | |
| 1404 } else { | |
| 1405 p->in = cl; | |
| 1406 } | |
| 1407 p->last_in = &cl->next; | |
| 1408 | |
| 1409 | |
| 483 | 1410 /* STUB */ b->num = buf->num; |
| 1411 | |
|
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1412 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0, |
| 1037 | 1413 "input buf #%d %p", b->num, b->pos); |
| 479 | 1414 |
| 1415 if (f->pos + f->length < f->last) { | |
| 1416 | |
| 1417 if (f->padding) { | |
| 1418 f->state = ngx_http_fastcgi_st_padding; | |
| 1419 } else { | |
| 1420 f->state = ngx_http_fastcgi_st_version; | |
| 1421 } | |
| 1422 | |
| 1423 f->pos += f->length; | |
| 1424 b->last = f->pos; | |
| 1425 | |
| 1426 continue; | |
| 1427 } | |
| 1428 | |
| 1429 if (f->pos + f->length == f->last) { | |
| 1430 | |
| 1431 if (f->padding) { | |
| 1432 f->state = ngx_http_fastcgi_st_padding; | |
| 1433 } else { | |
| 1434 f->state = ngx_http_fastcgi_st_version; | |
| 1435 } | |
| 1436 | |
| 1437 b->last = f->last; | |
| 1438 | |
| 1439 break; | |
| 1440 } | |
| 1441 | |
| 1442 f->length -= f->last - f->pos; | |
| 1443 | |
| 1444 b->last = f->last; | |
| 1445 | |
| 1446 break; | |
| 1447 | |
| 1448 } | |
| 1449 | |
| 1450 if (b) { | |
| 483 | 1451 b->shadow = buf; |
| 479 | 1452 b->last_shadow = 1; |
| 483 | 1453 |
|
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1454 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0, |
| 1037 | 1455 "input buf %p %z", b->pos, b->last - b->pos); |
|
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1456 |
| 483 | 1457 return NGX_OK; |
| 1458 } | |
| 1459 | |
| 1460 /* there is no data record in the buf, add it to free chain */ | |
| 1461 | |
| 1462 if (ngx_event_pipe_add_free_buf(p, buf) != NGX_OK) { | |
| 1463 return NGX_ERROR; | |
| 479 | 1464 } |
| 1465 | |
| 1466 return NGX_OK; | |
| 1467 } | |
| 1468 | |
| 1469 | |
| 487 | 1470 static ngx_int_t |
| 1471 ngx_http_fastcgi_process_record(ngx_http_request_t *r, | |
| 1472 ngx_http_fastcgi_ctx_t *f) | |
| 479 | 1473 { |
| 1474 u_char ch, *p; | |
| 1475 ngx_http_fastcgi_state_e state; | |
| 1476 | |
| 1477 state = f->state; | |
| 1478 | |
| 1479 for (p = f->pos; p < f->last; p++) { | |
| 1480 | |
| 1481 ch = *p; | |
| 1482 | |
| 1483 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1484 "http fastcgi record byte: %02Xd", ch); | |
| 1485 | |
| 1486 switch (state) { | |
| 1487 | |
| 1488 case ngx_http_fastcgi_st_version: | |
| 1489 if (ch != 1) { | |
| 1490 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1491 "upstream sent unsupported FastCGI " | |
| 1492 "protocol version: %d", ch); | |
| 1493 return NGX_ERROR; | |
| 1494 } | |
| 1495 state = ngx_http_fastcgi_st_type; | |
| 1496 break; | |
| 1497 | |
| 1498 case ngx_http_fastcgi_st_type: | |
| 1499 switch (ch) { | |
| 1500 case NGX_HTTP_FASTCGI_STDOUT: | |
| 1501 case NGX_HTTP_FASTCGI_STDERR: | |
| 1502 case NGX_HTTP_FASTCGI_END_REQUEST: | |
| 1503 f->type = (ngx_uint_t) ch; | |
| 1504 break; | |
| 1505 default: | |
| 1506 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1507 "upstream sent invalid FastCGI " | |
| 1508 "record type: %d", ch); | |
| 1509 return NGX_ERROR; | |
| 1510 | |
| 1511 } | |
| 1512 state = ngx_http_fastcgi_st_request_id_hi; | |
| 1513 break; | |
| 1514 | |
| 1515 /* we support the single request per connection */ | |
| 1516 | |
| 1517 case ngx_http_fastcgi_st_request_id_hi: | |
| 1518 if (ch != 0) { | |
| 1519 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1520 "upstream sent unexpected FastCGI " | |
| 1521 "request id high byte: %d", ch); | |
| 1522 return NGX_ERROR; | |
| 1523 } | |
| 1524 state = ngx_http_fastcgi_st_request_id_lo; | |
| 1525 break; | |
| 1526 | |
| 1527 case ngx_http_fastcgi_st_request_id_lo: | |
| 1528 if (ch != 1) { | |
| 1529 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1530 "upstream sent unexpected FastCGI " | |
| 1531 "request id low byte: %d", ch); | |
| 1532 return NGX_ERROR; | |
| 1533 } | |
| 1534 state = ngx_http_fastcgi_st_content_length_hi; | |
| 1535 break; | |
| 1536 | |
| 1537 case ngx_http_fastcgi_st_content_length_hi: | |
| 1538 f->length = ch << 8; | |
| 1539 state = ngx_http_fastcgi_st_content_length_lo; | |
| 1540 break; | |
| 1541 | |
| 1542 case ngx_http_fastcgi_st_content_length_lo: | |
| 1543 f->length |= (size_t) ch; | |
| 1544 state = ngx_http_fastcgi_st_padding_length; | |
| 1545 break; | |
| 1546 | |
| 1547 case ngx_http_fastcgi_st_padding_length: | |
| 1548 f->padding = (size_t) ch; | |
| 1549 state = ngx_http_fastcgi_st_reserved; | |
| 1550 break; | |
| 1551 | |
| 1552 case ngx_http_fastcgi_st_reserved: | |
| 1553 state = ngx_http_fastcgi_st_data; | |
| 1554 | |
| 1555 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1556 "http fastcgi record length: %z", f->length); | |
| 1557 | |
| 1558 f->pos = p + 1; | |
| 1559 f->state = state; | |
| 1560 | |
| 1561 return NGX_OK; | |
| 1562 | |
| 1563 /* suppress warning */ | |
| 1564 case ngx_http_fastcgi_st_data: | |
| 1565 case ngx_http_fastcgi_st_padding: | |
| 1566 break; | |
| 1567 } | |
| 1568 } | |
| 1569 | |
| 1570 f->state = state; | |
| 1571 | |
| 1572 return NGX_AGAIN; | |
| 1573 } | |
| 1574 | |
| 1575 | |
| 487 | 1576 static void |
| 1577 ngx_http_fastcgi_abort_request(ngx_http_request_t *r) | |
| 479 | 1578 { |
| 1579 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1580 "abort http fastcgi request"); | |
| 1581 | |
| 1582 return; | |
| 1583 } | |
| 1584 | |
| 1585 | |
| 487 | 1586 static void |
| 1587 ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc) | |
| 479 | 1588 { |
| 1589 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1590 "finalize http fastcgi request"); | |
| 1591 | |
| 1592 return; | |
| 1593 } | |
| 1594 | |
| 1595 | |
| 509 | 1596 static ngx_int_t |
| 1597 ngx_http_fastcgi_add_variables(ngx_conf_t *cf) | |
| 479 | 1598 { |
| 509 | 1599 ngx_http_variable_t *var; |
| 479 | 1600 |
| 583 | 1601 var = ngx_http_add_variable(cf, &ngx_http_fastcgi_script_name, |
| 1565 | 1602 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE); |
| 509 | 1603 if (var == NULL) { |
| 1604 return NGX_ERROR; | |
| 479 | 1605 } |
| 1606 | |
| 637 | 1607 var->get_handler = ngx_http_fastcgi_script_name_variable; |
| 485 | 1608 |
| 509 | 1609 return NGX_OK; |
| 479 | 1610 } |
| 1611 | |
| 1612 | |
| 487 | 1613 static void * |
| 1614 ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf) | |
| 479 | 1615 { |
| 1616 ngx_http_fastcgi_loc_conf_t *conf; | |
| 1617 | |
| 501 | 1618 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_fastcgi_loc_conf_t)); |
| 1619 if (conf == NULL) { | |
| 479 | 1620 return NGX_CONF_ERROR; |
| 1621 } | |
| 1622 | |
| 1623 /* | |
| 1624 * set by ngx_pcalloc(): | |
| 1625 * | |
| 1626 * conf->upstream.bufs.num = 0; | |
| 1627 * conf->upstream.next_upstream = 0; | |
| 1628 * conf->upstream.temp_path = NULL; | |
| 649 | 1629 * conf->upstream.hide_headers_hash = { NULL, 0 }; |
| 509 | 1630 * conf->upstream.schema = { 0, NULL }; |
| 1631 * conf->upstream.uri = { 0, NULL }; | |
| 1632 * conf->upstream.location = NULL; | |
|
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1633 * conf->upstream.store_lengths = NULL; |
|
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1634 * conf->upstream.store_values = NULL; |
| 509 | 1635 * |
| 479 | 1636 * conf->index.len = 0; |
| 1637 * conf->index.data = NULL; | |
| 1638 */ | |
| 1639 | |
|
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1640 conf->upstream.store = NGX_CONF_UNSET; |
|
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1641 conf->upstream.store_access = NGX_CONF_UNSET_UINT; |
| 581 | 1642 conf->upstream.buffering = NGX_CONF_UNSET; |
| 629 | 1643 conf->upstream.ignore_client_abort = NGX_CONF_UNSET; |
| 581 | 1644 |
| 479 | 1645 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; |
| 1646 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; | |
| 507 | 1647 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; |
| 1648 | |
| 479 | 1649 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; |
| 581 | 1650 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; |
| 529 | 1651 |
| 1652 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; | |
| 577 | 1653 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; |
| 529 | 1654 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; |
| 509 | 1655 |
| 1656 conf->upstream.pass_request_headers = NGX_CONF_UNSET; | |
| 1657 conf->upstream.pass_request_body = NGX_CONF_UNSET; | |
| 1658 | |
|
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1659 conf->upstream.hide_headers = NGX_CONF_UNSET_PTR; |
|
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1660 conf->upstream.pass_headers = NGX_CONF_UNSET_PTR; |
|
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1661 |
| 657 | 1662 conf->upstream.intercept_errors = NGX_CONF_UNSET; |
| 479 | 1663 |
| 1664 /* "fastcgi_cyclic_temp_file" is disabled */ | |
| 1665 conf->upstream.cyclic_temp_file = 0; | |
| 1666 | |
|
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1667 conf->catch_stderr = NGX_CONF_UNSET_PTR; |
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1668 |
| 479 | 1669 return conf; |
| 1670 } | |
| 1671 | |
| 1672 | |
| 487 | 1673 static char * |
| 1674 ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 479 | 1675 { |
| 1676 ngx_http_fastcgi_loc_conf_t *prev = parent; | |
| 1677 ngx_http_fastcgi_loc_conf_t *conf = child; | |
| 1678 | |
| 509 | 1679 u_char *p; |
| 1680 size_t size; | |
| 1681 uintptr_t *code; | |
|
1701
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1682 ngx_uint_t i; |
| 649 | 1683 ngx_keyval_t *src; |
| 1684 ngx_hash_init_t hash; | |
| 509 | 1685 ngx_http_script_compile_t sc; |
| 1686 ngx_http_script_copy_code_t *copy; | |
| 479 | 1687 |
|
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1688 if (conf->upstream.store != 0) { |
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1689 ngx_conf_merge_value(conf->upstream.store, |
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1690 prev->upstream.store, 0); |
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1691 |
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1692 if (conf->upstream.store_lengths == NULL) { |
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1693 conf->upstream.store_lengths = prev->upstream.store_lengths; |
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1694 conf->upstream.store_values = prev->upstream.store_values; |
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1695 } |
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1696 } |
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1697 |
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1698 ngx_conf_merge_uint_value(conf->upstream.store_access, |
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1699 prev->upstream.store_access, 0600); |
|
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1700 |
| 581 | 1701 ngx_conf_merge_value(conf->upstream.buffering, |
| 1702 prev->upstream.buffering, 1); | |
| 1703 | |
| 629 | 1704 ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
| 1705 prev->upstream.ignore_client_abort, 0); | |
| 1706 | |
| 479 | 1707 ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
| 1708 prev->upstream.connect_timeout, 60000); | |
| 507 | 1709 |
| 479 | 1710 ngx_conf_merge_msec_value(conf->upstream.send_timeout, |
| 1711 prev->upstream.send_timeout, 60000); | |
| 1712 | |
| 1713 ngx_conf_merge_msec_value(conf->upstream.read_timeout, | |
| 1714 prev->upstream.read_timeout, 60000); | |
| 1715 | |
| 507 | 1716 ngx_conf_merge_size_value(conf->upstream.send_lowat, |
| 1717 prev->upstream.send_lowat, 0); | |
| 479 | 1718 |
| 581 | 1719 ngx_conf_merge_size_value(conf->upstream.buffer_size, |
| 1720 prev->upstream.buffer_size, | |
| 479 | 1721 (size_t) ngx_pagesize); |
| 1722 | |
| 507 | 1723 |
| 479 | 1724 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, |
| 1725 8, ngx_pagesize); | |
| 1726 | |
| 1727 if (conf->upstream.bufs.num < 2) { | |
| 1728 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1729 "there must be at least 2 \"fastcgi_buffers\""); | |
| 1730 return NGX_CONF_ERROR; | |
| 1731 } | |
| 1732 | |
| 1733 | |
| 581 | 1734 size = conf->upstream.buffer_size; |
| 479 | 1735 if (size < conf->upstream.bufs.size) { |
| 1736 size = conf->upstream.bufs.size; | |
| 1737 } | |
| 1738 | |
| 1739 | |
| 529 | 1740 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
| 1741 prev->upstream.busy_buffers_size_conf, | |
| 479 | 1742 NGX_CONF_UNSET_SIZE); |
| 1743 | |
| 529 | 1744 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
| 479 | 1745 conf->upstream.busy_buffers_size = 2 * size; |
| 529 | 1746 } else { |
| 1747 conf->upstream.busy_buffers_size = | |
| 1748 conf->upstream.busy_buffers_size_conf; | |
| 1749 } | |
| 479 | 1750 |
| 529 | 1751 if (conf->upstream.busy_buffers_size < size) { |
| 479 | 1752 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1753 "\"fastcgi_busy_buffers_size\" must be equal or bigger than " | |
|
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1754 "maximum of the value of \"fastcgi_buffer_size\" and " |
| 479 | 1755 "one of the \"fastcgi_buffers\""); |
| 1756 | |
| 1757 return NGX_CONF_ERROR; | |
| 529 | 1758 } |
| 479 | 1759 |
| 529 | 1760 if (conf->upstream.busy_buffers_size |
| 1761 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) | |
| 479 | 1762 { |
| 1763 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1764 "\"fastcgi_busy_buffers_size\" must be less than " | |
| 1765 "the size of all \"fastcgi_buffers\" minus one buffer"); | |
| 1766 | |
| 1767 return NGX_CONF_ERROR; | |
| 1768 } | |
| 1769 | |
| 1770 | |
| 529 | 1771 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
| 1772 prev->upstream.temp_file_write_size_conf, | |
| 479 | 1773 NGX_CONF_UNSET_SIZE); |
| 1774 | |
| 529 | 1775 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
| 479 | 1776 conf->upstream.temp_file_write_size = 2 * size; |
| 529 | 1777 } else { |
| 1778 conf->upstream.temp_file_write_size = | |
| 1779 conf->upstream.temp_file_write_size_conf; | |
| 1780 } | |
| 479 | 1781 |
| 529 | 1782 if (conf->upstream.temp_file_write_size < size) { |
| 479 | 1783 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1784 "\"fastcgi_temp_file_write_size\" must be equal or bigger than " | |
|
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1785 "maximum of the value of \"fastcgi_buffer_size\" and " |
| 479 | 1786 "one of the \"fastcgi_buffers\""); |
| 1787 | |
| 1788 return NGX_CONF_ERROR; | |
| 1789 } | |
| 1790 | |
| 1791 | |
| 529 | 1792 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
| 1793 prev->upstream.max_temp_file_size_conf, | |
| 479 | 1794 NGX_CONF_UNSET_SIZE); |
| 1795 | |
| 529 | 1796 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
| 479 | 1797 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
| 529 | 1798 } else { |
| 1799 conf->upstream.max_temp_file_size = | |
| 1800 conf->upstream.max_temp_file_size_conf; | |
| 1801 } | |
| 479 | 1802 |
| 529 | 1803 if (conf->upstream.max_temp_file_size != 0 |
| 1804 && conf->upstream.max_temp_file_size < size) | |
| 479 | 1805 { |
| 1806 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1807 "\"fastcgi_max_temp_file_size\" must be equal to zero to disable " | |
| 1808 "the temporary files usage or must be equal or bigger than " | |
|
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1809 "maximum of the value of \"fastcgi_buffer_size\" and " |
| 479 | 1810 "one of the \"fastcgi_buffers\""); |
| 1811 | |
| 1812 return NGX_CONF_ERROR; | |
| 1813 } | |
| 1814 | |
| 1815 | |
| 1816 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, | |
| 487 | 1817 prev->upstream.next_upstream, |
| 1818 (NGX_CONF_BITMASK_SET | |
| 1819 |NGX_HTTP_UPSTREAM_FT_ERROR | |
| 1820 |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); | |
| 479 | 1821 |
| 665 | 1822 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
| 1823 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET | |
| 1824 |NGX_HTTP_UPSTREAM_FT_OFF; | |
| 1825 } | |
| 1826 | |
| 479 | 1827 ngx_conf_merge_path_value(conf->upstream.temp_path, |
| 1828 prev->upstream.temp_path, | |
| 1829 NGX_HTTP_FASTCGI_TEMP_PATH, 1, 2, 0, | |
| 1830 ngx_garbage_collector_temp_handler, cf); | |
| 1831 | |
| 509 | 1832 ngx_conf_merge_value(conf->upstream.pass_request_headers, |
| 1833 prev->upstream.pass_request_headers, 1); | |
| 1834 ngx_conf_merge_value(conf->upstream.pass_request_body, | |
| 1835 prev->upstream.pass_request_body, 1); | |
| 1836 | |
| 657 | 1837 ngx_conf_merge_value(conf->upstream.intercept_errors, |
| 1838 prev->upstream.intercept_errors, 0); | |
| 509 | 1839 |
| 1228 | 1840 ngx_conf_merge_ptr_value(conf->catch_stderr, prev->catch_stderr, NULL); |
| 1841 | |
| 507 | 1842 |
| 479 | 1843 ngx_conf_merge_str_value(conf->index, prev->index, ""); |
| 1844 | |
|
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1845 hash.max_size = 512; |
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1846 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
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1847 hash.name = "fastcgi_hide_headers_hash"; |
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1848 |
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1849 if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream, |
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1850 &prev->upstream, |
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1851 ngx_http_fastcgi_hide_headers, |
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1852 &hash) |
| 649 | 1853 != NGX_OK) |
| 1854 { | |
| 1855 return NGX_CONF_ERROR; | |
| 1856 } | |
| 1857 | |
| 884 | 1858 if (conf->upstream.upstream == NULL) { |
| 1859 conf->upstream.upstream = prev->upstream.upstream; | |
| 629 | 1860 conf->upstream.schema = prev->upstream.schema; |
| 507 | 1861 } |
| 1862 | |
| 509 | 1863 if (conf->params_source == NULL) { |
| 573 | 1864 conf->flushes = prev->flushes; |
| 509 | 1865 conf->params_len = prev->params_len; |
| 1866 conf->params = prev->params; | |
| 573 | 1867 conf->params_source = prev->params_source; |
| 509 | 1868 |
| 1869 if (conf->params_source == NULL) { | |
| 1870 return NGX_CONF_OK; | |
| 1871 } | |
| 1872 } | |
| 1873 | |
| 1874 conf->params_len = ngx_array_create(cf->pool, 64, 1); | |
| 1875 if (conf->params_len == NULL) { | |
| 1876 return NGX_CONF_ERROR; | |
| 1877 } | |
| 573 | 1878 |
| 509 | 1879 conf->params = ngx_array_create(cf->pool, 512, 1); |
| 1880 if (conf->params == NULL) { | |
| 1881 return NGX_CONF_ERROR; | |
| 1882 } | |
| 1883 | |
| 1884 src = conf->params_source->elts; | |
| 1885 for (i = 0; i < conf->params_source->nelts; i++) { | |
| 1886 | |
| 1887 if (ngx_http_script_variables_count(&src[i].value) == 0) { | |
| 1888 copy = ngx_array_push_n(conf->params_len, | |
| 1889 sizeof(ngx_http_script_copy_code_t)); | |
| 1890 if (copy == NULL) { | |
| 1891 return NGX_CONF_ERROR; | |
| 1892 } | |
| 1893 | |
| 1894 copy->code = (ngx_http_script_code_pt) | |
| 1895 ngx_http_script_copy_len_code; | |
| 1896 copy->len = src[i].key.len; | |
| 1897 | |
| 1898 | |
| 1899 copy = ngx_array_push_n(conf->params_len, | |
| 1900 sizeof(ngx_http_script_copy_code_t)); | |
| 1901 if (copy == NULL) { | |
| 1902 return NGX_CONF_ERROR; | |
| 1903 } | |
| 1904 | |
| 1905 copy->code = (ngx_http_script_code_pt) | |
| 1906 ngx_http_script_copy_len_code; | |
| 1907 copy->len = src[i].value.len; | |
| 1908 | |
| 1909 | |
| 1910 size = (sizeof(ngx_http_script_copy_code_t) | |
| 1911 + src[i].key.len + src[i].value.len | |
| 1912 + sizeof(uintptr_t) - 1) | |
| 1913 & ~(sizeof(uintptr_t) - 1); | |
| 1914 | |
| 1915 copy = ngx_array_push_n(conf->params, size); | |
| 1916 if (copy == NULL) { | |
| 1917 return NGX_CONF_ERROR; | |
| 1918 } | |
| 577 | 1919 |
| 509 | 1920 copy->code = ngx_http_script_copy_code; |
| 1921 copy->len = src[i].key.len + src[i].value.len; | |
| 1922 | |
| 1923 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 1924 | |
| 1925 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 1926 ngx_memcpy(p, src[i].value.data, src[i].value.len); | |
| 1927 | |
| 1928 } else { | |
| 1929 copy = ngx_array_push_n(conf->params_len, | |
| 1930 sizeof(ngx_http_script_copy_code_t)); | |
| 1931 if (copy == NULL) { | |
| 1932 return NGX_CONF_ERROR; | |
| 1933 } | |
| 1934 | |
| 1935 copy->code = (ngx_http_script_code_pt) | |
| 1936 ngx_http_script_copy_len_code; | |
| 1937 copy->len = src[i].key.len; | |
| 1938 | |
| 1939 | |
| 1940 size = (sizeof(ngx_http_script_copy_code_t) | |
| 1941 + src[i].key.len + sizeof(uintptr_t) - 1) | |
| 1942 & ~(sizeof(uintptr_t) - 1); | |
| 1943 | |
| 1944 copy = ngx_array_push_n(conf->params, size); | |
| 1945 if (copy == NULL) { | |
| 1946 return NGX_CONF_ERROR; | |
| 1947 } | |
| 577 | 1948 |
| 509 | 1949 copy->code = ngx_http_script_copy_code; |
| 1950 copy->len = src[i].key.len; | |
| 1951 | |
| 1952 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 1953 ngx_memcpy(p, src[i].key.data, src[i].key.len); | |
| 1954 | |
| 1955 | |
| 1956 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 1957 | |
| 1958 sc.cf = cf; | |
| 1959 sc.source = &src[i].value; | |
| 573 | 1960 sc.flushes = &conf->flushes; |
| 509 | 1961 sc.lengths = &conf->params_len; |
| 1962 sc.values = &conf->params; | |
| 1963 | |
| 1964 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 1965 return NGX_CONF_ERROR; | |
| 1966 } | |
| 1967 } | |
| 1968 | |
| 1969 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t)); | |
| 1970 if (code == NULL) { | |
| 1971 return NGX_CONF_ERROR; | |
| 1972 } | |
| 1973 | |
| 1974 *code = (uintptr_t) NULL; | |
| 1975 | |
| 1976 | |
| 1977 code = ngx_array_push_n(conf->params, sizeof(uintptr_t)); | |
| 1978 if (code == NULL) { | |
| 1979 return NGX_CONF_ERROR; | |
| 1980 } | |
| 1981 | |
| 1982 *code = (uintptr_t) NULL; | |
| 1983 } | |
| 1984 | |
| 1985 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t)); | |
| 1986 if (code == NULL) { | |
| 1987 return NGX_CONF_ERROR; | |
| 1988 } | |
| 1989 | |
| 1990 *code = (uintptr_t) NULL; | |
| 1991 | |
| 479 | 1992 return NGX_CONF_OK; |
| 1993 } | |
| 509 | 1994 |
| 1995 | |
| 573 | 1996 static ngx_int_t |
| 1997 ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r, | |
| 1998 ngx_http_variable_value_t *v, uintptr_t data) | |
| 509 | 1999 { |
| 2000 u_char *p; | |
| 2001 ngx_http_fastcgi_loc_conf_t *flcf; | |
| 2002 | |
|
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2003 if (r->uri.len) { |
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2004 v->valid = 1; |
| 1565 | 2005 v->no_cacheable = 0; |
|
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2006 v->not_found = 0; |
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2007 |
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2008 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
|
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2009 |
|
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2010 if (r->uri.data[r->uri.len - 1] != '/') { |
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2011 v->len = r->uri.len; |
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2012 v->data = r->uri.data; |
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2013 return NGX_OK; |
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2014 } |
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2015 |
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2016 v->len = r->uri.len + flcf->index.len; |
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2017 |
| 2049 | 2018 v->data = ngx_pnalloc(r->pool, v->len); |
|
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2019 if (v->data == NULL) { |
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2020 return NGX_ERROR; |
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2021 } |
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2022 |
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2023 p = ngx_copy(v->data, r->uri.data, r->uri.len); |
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2024 ngx_memcpy(p, flcf->index.data, flcf->index.len); |
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2025 |
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2026 } else { |
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2027 v->len = 0; |
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2028 v->valid = 1; |
| 1565 | 2029 v->no_cacheable = 0; |
|
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2030 v->not_found = 0; |
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2031 v->data = NULL; |
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2032 |
| 573 | 2033 return NGX_OK; |
| 509 | 2034 } |
| 2035 | |
| 573 | 2036 return NGX_OK; |
| 509 | 2037 } |
| 2038 | |
| 2039 | |
| 2040 static char * | |
| 2041 ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 2042 { | |
| 2043 ngx_http_fastcgi_loc_conf_t *lcf = conf; | |
| 2044 | |
| 651 | 2045 ngx_url_t u; |
| 509 | 2046 ngx_str_t *value; |
| 2047 ngx_http_core_loc_conf_t *clcf; | |
| 2048 | |
| 555 | 2049 if (lcf->upstream.schema.len) { |
| 2050 return "is duplicate"; | |
| 2051 } | |
| 2052 | |
| 509 | 2053 value = cf->args->elts; |
| 2054 | |
| 651 | 2055 ngx_memzero(&u, sizeof(ngx_url_t)); |
| 2056 | |
| 2057 u.url = value[1]; | |
| 884 | 2058 u.no_resolve = 1; |
| 2059 | |
| 2060 lcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); | |
| 2061 if (lcf->upstream.upstream == NULL) { | |
| 509 | 2062 return NGX_CONF_ERROR; |
| 2063 } | |
| 2064 | |
| 2065 lcf->upstream.schema.len = sizeof("fastcgi://") - 1; | |
| 2066 lcf->upstream.schema.data = (u_char *) "fastcgi://"; | |
| 2067 | |
| 2068 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); | |
| 2069 | |
| 2070 clcf->handler = ngx_http_fastcgi_handler; | |
| 2071 | |
| 2072 if (clcf->name.data[clcf->name.len - 1] == '/') { | |
| 2073 clcf->auto_redirect = 1; | |
| 2074 } | |
| 2075 | |
| 2076 return NGX_CONF_OK; | |
| 2077 } | |
| 2078 | |
| 2079 | |
| 2080 static char * | |
|
1295
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2081 ngx_http_fastcgi_store(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
|
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2082 { |
|
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2083 ngx_http_fastcgi_loc_conf_t *flcf = conf; |
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2084 |
|
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2085 ngx_str_t *value; |
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2086 ngx_http_script_compile_t sc; |
|
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|
2087 |
|
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2088 if (flcf->upstream.store != NGX_CONF_UNSET || flcf->upstream.store_lengths) |
|
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|
2089 { |
|
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2090 return "is duplicate"; |
|
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2091 } |
|
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|
2092 |
|
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2093 value = cf->args->elts; |
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|
2094 |
|
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2095 if (ngx_strcmp(value[1].data, "on") == 0) { |
|
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|
2096 flcf->upstream.store = 1; |
|
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2097 return NGX_CONF_OK; |
|
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2098 } |
|
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|
2099 |
|
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2100 if (ngx_strcmp(value[1].data, "off") == 0) { |
|
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|
2101 flcf->upstream.store = 0; |
|
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2102 return NGX_CONF_OK; |
|
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|
2103 } |
|
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|
2104 |
|
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2105 /* include the terminating '\0' into script */ |
|
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|
2106 value[1].len++; |
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|
2107 |
|
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2108 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
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|
2109 |
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2110 sc.cf = cf; |
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2111 sc.source = &value[1]; |
|
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2112 sc.lengths = &flcf->upstream.store_lengths; |
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|
2113 sc.values = &flcf->upstream.store_values; |
|
1563
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|
2114 sc.variables = ngx_http_script_variables_count(&value[1]); |
|
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|
2115 sc.complete_lengths = 1; |
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2116 sc.complete_values = 1; |
|
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|
2117 |
|
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2118 if (ngx_http_script_compile(&sc) != NGX_OK) { |
|
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2119 return NGX_CONF_ERROR; |
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|
2120 } |
|
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|
2121 |
|
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|
2122 return NGX_CONF_OK; |
|
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|
2123 } |
|
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|
2124 |
|
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|
2125 |
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|
2126 static char * |
| 509 | 2127 ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, void *data) |
| 2128 { | |
| 2129 #if (NGX_FREEBSD) | |
| 2130 ssize_t *np = data; | |
| 2131 | |
| 673 | 2132 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
| 509 | 2133 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2134 "\"fastcgi_send_lowat\" must be less than %d " | |
| 2135 "(sysctl net.inet.tcp.sendspace)", | |
| 2136 ngx_freebsd_net_inet_tcp_sendspace); | |
| 2137 | |
| 2138 return NGX_CONF_ERROR; | |
| 2139 } | |
| 2140 | |
| 2141 #elif !(NGX_HAVE_SO_SNDLOWAT) | |
| 2142 ssize_t *np = data; | |
| 2143 | |
| 2144 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
| 2145 "\"fastcgi_send_lowat\" is not supported, ignored"); | |
| 2146 | |
| 2147 *np = 0; | |
| 2148 | |
| 2149 #endif | |
| 2150 | |
| 2151 return NGX_CONF_OK; | |
| 2152 } | |
| 884 | 2153 |
| 2154 | |
| 2155 static char * | |
| 2156 ngx_http_fastcgi_upstream_max_fails_unsupported(ngx_conf_t *cf, | |
| 2157 ngx_command_t *cmd, void *conf) | |
| 2158 { | |
| 2159 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2160 "\"fastcgi_upstream_max_fails\" is not supported, " | |
| 2161 "use the \"max_fails\" parameter of the \"server\" directive ", | |
| 2162 "inside the \"upstream\" block"); | |
| 2163 | |
| 2164 return NGX_CONF_ERROR; | |
| 2165 } | |
| 2166 | |
| 2167 | |
| 2168 static char * | |
| 2169 ngx_http_fastcgi_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 2170 ngx_command_t *cmd, void *conf) | |
| 2171 { | |
| 2172 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2173 "\"fastcgi_upstream_fail_timeout\" is not supported, " | |
| 2174 "use the \"fail_timeout\" parameter of the \"server\" directive ", | |
| 2175 "inside the \"upstream\" block"); | |
| 2176 | |
| 2177 return NGX_CONF_ERROR; | |
| 2178 } |