Mercurial > hg > nginx
annotate src/http/modules/ngx_http_fastcgi_module.c @ 751:bae59a740c40
align hash bucket size to cache line
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Mon, 09 Oct 2006 14:03:16 +0000 |
parents | e3df50b4a4fd |
children | 4ab852b691f5 |
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_http_upstream_srv_conf_t *upstream_peers; | |
17 ngx_peers_t *peers0; | |
18 | |
19 ngx_str_t index; | |
20 | |
21 ngx_array_t *flushes; | |
22 ngx_array_t *params_len; | |
23 ngx_array_t *params; | |
24 ngx_array_t *params_source; | |
479 | 25 } ngx_http_fastcgi_loc_conf_t; |
26 | |
27 | |
28 typedef enum { | |
29 ngx_http_fastcgi_st_version = 0, | |
30 ngx_http_fastcgi_st_type, | |
31 ngx_http_fastcgi_st_request_id_hi, | |
32 ngx_http_fastcgi_st_request_id_lo, | |
33 ngx_http_fastcgi_st_content_length_hi, | |
34 ngx_http_fastcgi_st_content_length_lo, | |
35 ngx_http_fastcgi_st_padding_length, | |
36 ngx_http_fastcgi_st_reserved, | |
37 ngx_http_fastcgi_st_data, | |
515 | 38 ngx_http_fastcgi_st_padding |
479 | 39 } ngx_http_fastcgi_state_e; |
40 | |
41 | |
42 typedef struct { | |
651 | 43 ngx_http_fastcgi_state_e state; |
44 u_char *pos; | |
45 u_char *last; | |
46 ngx_uint_t type; | |
47 size_t length; | |
48 size_t padding; | |
49 | |
50 ngx_uint_t fastcgi_stdout; | |
479 | 51 } ngx_http_fastcgi_ctx_t; |
52 | |
53 | |
54 #define NGX_HTTP_FASTCGI_RESPONDER 1 | |
55 | |
56 #define NGX_HTTP_FASTCGI_BEGIN_REQUEST 1 | |
57 #define NGX_HTTP_FASTCGI_ABORT_REQUEST 2 | |
58 #define NGX_HTTP_FASTCGI_END_REQUEST 3 | |
59 #define NGX_HTTP_FASTCGI_PARAMS 4 | |
60 #define NGX_HTTP_FASTCGI_STDIN 5 | |
61 #define NGX_HTTP_FASTCGI_STDOUT 6 | |
62 #define NGX_HTTP_FASTCGI_STDERR 7 | |
63 #define NGX_HTTP_FASTCGI_DATA 8 | |
64 | |
65 | |
66 typedef struct { | |
67 u_char version; | |
68 u_char type; | |
69 u_char request_id_hi; | |
70 u_char request_id_lo; | |
71 u_char content_length_hi; | |
72 u_char content_length_lo; | |
73 u_char padding_length; | |
74 u_char reserved; | |
75 } ngx_http_fastcgi_header_t; | |
76 | |
77 | |
78 typedef struct { | |
79 u_char role_hi; | |
80 u_char role_lo; | |
81 u_char flags; | |
82 u_char reserved[5]; | |
83 } ngx_http_fastcgi_begin_request_t; | |
84 | |
85 | |
509 | 86 typedef struct { |
87 u_char version; | |
88 u_char type; | |
89 u_char request_id_hi; | |
90 u_char request_id_lo; | |
91 } ngx_http_fastcgi_header_small_t; | |
92 | |
93 | |
94 typedef struct { | |
95 ngx_http_fastcgi_header_t h0; | |
96 ngx_http_fastcgi_begin_request_t br; | |
97 ngx_http_fastcgi_header_small_t h1; | |
98 } ngx_http_fastcgi_request_start_t; | |
99 | |
100 | |
479 | 101 static ngx_int_t ngx_http_fastcgi_create_request(ngx_http_request_t *r); |
102 static ngx_int_t ngx_http_fastcgi_reinit_request(ngx_http_request_t *r); | |
103 static ngx_int_t ngx_http_fastcgi_process_header(ngx_http_request_t *r); | |
104 static ngx_int_t ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, | |
487 | 105 ngx_buf_t *buf); |
479 | 106 static ngx_int_t ngx_http_fastcgi_process_record(ngx_http_request_t *r, |
487 | 107 ngx_http_fastcgi_ctx_t *f); |
479 | 108 static void ngx_http_fastcgi_abort_request(ngx_http_request_t *r); |
109 static void ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, | |
487 | 110 ngx_int_t rc); |
479 | 111 |
509 | 112 static ngx_int_t ngx_http_fastcgi_add_variables(ngx_conf_t *cf); |
113 static void *ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf); | |
114 static char *ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, | |
115 void *parent, void *child); | |
573 | 116 static ngx_int_t ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r, |
117 ngx_http_variable_value_t *v, uintptr_t data); | |
509 | 118 |
479 | 119 static char *ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, |
487 | 120 void *conf); |
479 | 121 static char *ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, |
487 | 122 void *data); |
479 | 123 |
124 | |
509 | 125 static ngx_http_fastcgi_request_start_t ngx_http_fastcgi_request_start = { |
126 { 1, /* version */ | |
127 NGX_HTTP_FASTCGI_BEGIN_REQUEST, /* type */ | |
128 0, /* request_id_hi */ | |
129 1, /* request_id_lo */ | |
130 0, /* content_length_hi */ | |
131 sizeof(ngx_http_fastcgi_begin_request_t), /* content_length_lo */ | |
132 0, /* padding_length */ | |
133 0 }, /* reserved */ | |
134 | |
135 { 0, /* role_hi */ | |
136 NGX_HTTP_FASTCGI_RESPONDER, /* role_lo */ | |
137 0, /* NGX_HTTP_FASTCGI_KEEP_CONN */ /* flags */ | |
138 { 0, 0, 0, 0, 0 } }, /* reserved[5] */ | |
139 | |
140 { 1, /* version */ | |
141 NGX_HTTP_FASTCGI_PARAMS, /* type */ | |
142 0, /* request_id_hi */ | |
143 1 }, /* request_id_lo */ | |
144 | |
145 }; | |
146 | |
147 | |
148 static ngx_str_t ngx_http_fastcgi_script_name = | |
149 ngx_string("fastcgi_script_name"); | |
479 | 150 |
151 | |
509 | 152 static ngx_conf_post_t ngx_http_fastcgi_lowat_post = |
153 { ngx_http_fastcgi_lowat_check }; | |
479 | 154 |
581 | 155 static ngx_conf_deprecated_t ngx_conf_deprecated_fastcgi_header_buffer_size = { |
156 ngx_conf_deprecated, "fastcgi_header_buffer_size", "fastcgi_buffer_size" | |
157 }; | |
158 | |
657 | 159 static ngx_conf_deprecated_t ngx_conf_deprecated_fastcgi_redirect_errors = { |
160 ngx_conf_deprecated, "fastcgi_redirect_errors", "fastcgi_intercept_errors" | |
161 }; | |
162 | |
479 | 163 |
164 static ngx_conf_bitmask_t ngx_http_fastcgi_next_upstream_masks[] = { | |
165 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, | |
166 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, | |
167 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, | |
168 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, | |
623 | 169 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
479 | 170 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
665 | 171 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, |
479 | 172 { ngx_null_string, 0 } |
173 }; | |
174 | |
175 | |
176 static ngx_command_t ngx_http_fastcgi_commands[] = { | |
177 | |
178 { ngx_string("fastcgi_pass"), | |
629 | 179 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1, |
479 | 180 ngx_http_fastcgi_pass, |
181 NGX_HTTP_LOC_CONF_OFFSET, | |
182 0, | |
183 NULL }, | |
184 | |
185 { ngx_string("fastcgi_index"), | |
186 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
187 ngx_conf_set_str_slot, | |
188 NGX_HTTP_LOC_CONF_OFFSET, | |
189 offsetof(ngx_http_fastcgi_loc_conf_t, index), | |
190 NULL }, | |
191 | |
629 | 192 { ngx_string("fastcgi_ignore_client_abort"), |
193 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
194 ngx_conf_set_flag_slot, | |
195 NGX_HTTP_LOC_CONF_OFFSET, | |
196 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.ignore_client_abort), | |
197 NULL }, | |
198 | |
479 | 199 { ngx_string("fastcgi_connect_timeout"), |
200 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
201 ngx_conf_set_msec_slot, | |
202 NGX_HTTP_LOC_CONF_OFFSET, | |
203 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.connect_timeout), | |
204 NULL }, | |
205 | |
206 { ngx_string("fastcgi_send_timeout"), | |
207 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
208 ngx_conf_set_msec_slot, | |
209 NGX_HTTP_LOC_CONF_OFFSET, | |
210 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_timeout), | |
211 NULL }, | |
212 | |
213 { ngx_string("fastcgi_send_lowat"), | |
214 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
215 ngx_conf_set_size_slot, | |
216 NGX_HTTP_LOC_CONF_OFFSET, | |
217 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_lowat), | |
218 &ngx_http_fastcgi_lowat_post }, | |
219 | |
581 | 220 { ngx_string("fastcgi_buffer_size"), |
221 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
222 ngx_conf_set_size_slot, | |
223 NGX_HTTP_LOC_CONF_OFFSET, | |
224 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size), | |
225 NULL }, | |
226 | |
479 | 227 { ngx_string("fastcgi_header_buffer_size"), |
228 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
229 ngx_conf_set_size_slot, | |
230 NGX_HTTP_LOC_CONF_OFFSET, | |
581 | 231 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size), |
232 &ngx_conf_deprecated_fastcgi_header_buffer_size }, | |
479 | 233 |
509 | 234 { ngx_string("fastcgi_pass_request_headers"), |
235 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
236 ngx_conf_set_flag_slot, | |
237 NGX_HTTP_LOC_CONF_OFFSET, | |
238 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_headers), | |
239 NULL }, | |
240 | |
241 { ngx_string("fastcgi_pass_request_body"), | |
242 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
243 ngx_conf_set_flag_slot, | |
244 NGX_HTTP_LOC_CONF_OFFSET, | |
245 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_body), | |
246 NULL }, | |
247 | |
657 | 248 { ngx_string("fastcgi_intercept_errors"), |
249 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
250 ngx_conf_set_flag_slot, | |
251 NGX_HTTP_LOC_CONF_OFFSET, | |
252 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.intercept_errors), | |
253 NULL }, | |
254 | |
487 | 255 { ngx_string("fastcgi_redirect_errors"), |
256 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
257 ngx_conf_set_flag_slot, | |
258 NGX_HTTP_LOC_CONF_OFFSET, | |
657 | 259 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.intercept_errors), |
260 &ngx_conf_deprecated_fastcgi_redirect_errors }, | |
487 | 261 |
479 | 262 { ngx_string("fastcgi_read_timeout"), |
263 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
264 ngx_conf_set_msec_slot, | |
265 NGX_HTTP_LOC_CONF_OFFSET, | |
266 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.read_timeout), | |
267 NULL }, | |
268 | |
269 { ngx_string("fastcgi_buffers"), | |
270 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
271 ngx_conf_set_bufs_slot, | |
272 NGX_HTTP_LOC_CONF_OFFSET, | |
273 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.bufs), | |
274 NULL }, | |
275 | |
276 { ngx_string("fastcgi_busy_buffers_size"), | |
277 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
278 ngx_conf_set_size_slot, | |
279 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 280 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.busy_buffers_size_conf), |
479 | 281 NULL }, |
282 | |
283 { ngx_string("fastcgi_temp_path"), | |
284 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
285 ngx_conf_set_path_slot, | |
286 NGX_HTTP_LOC_CONF_OFFSET, | |
287 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_path), | |
288 (void *) ngx_garbage_collector_temp_handler }, | |
289 | |
290 { ngx_string("fastcgi_max_temp_file_size"), | |
291 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
292 ngx_conf_set_size_slot, | |
293 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 294 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_temp_file_size_conf), |
479 | 295 NULL }, |
296 | |
297 { ngx_string("fastcgi_temp_file_write_size"), | |
298 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
299 ngx_conf_set_size_slot, | |
300 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 301 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_file_write_size_conf), |
479 | 302 NULL }, |
303 | |
304 { ngx_string("fastcgi_next_upstream"), | |
547 | 305 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
479 | 306 ngx_conf_set_bitmask_slot, |
307 NGX_HTTP_LOC_CONF_OFFSET, | |
308 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.next_upstream), | |
309 &ngx_http_fastcgi_next_upstream_masks }, | |
310 | |
561 | 311 { ngx_string("fastcgi_upstream_max_fails"), |
312 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
313 ngx_conf_set_num_slot, | |
314 NGX_HTTP_LOC_CONF_OFFSET, | |
315 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_fails), | |
316 NULL }, | |
317 | |
318 { ngx_string("fastcgi_upstream_fail_timeout"), | |
319 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
320 ngx_conf_set_sec_slot, | |
321 NGX_HTTP_LOC_CONF_OFFSET, | |
322 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.fail_timeout), | |
323 NULL }, | |
324 | |
509 | 325 { ngx_string("fastcgi_param"), |
326 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
649 | 327 ngx_conf_set_keyval_slot, |
485 | 328 NGX_HTTP_LOC_CONF_OFFSET, |
509 | 329 offsetof(ngx_http_fastcgi_loc_conf_t, params_source), |
485 | 330 NULL }, |
331 | |
649 | 332 { ngx_string("fastcgi_pass_header"), |
333 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
334 ngx_conf_set_str_array_slot, | |
335 NGX_HTTP_LOC_CONF_OFFSET, | |
336 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_headers), | |
337 NULL }, | |
338 | |
339 { ngx_string("fastcgi_hide_header"), | |
340 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
341 ngx_conf_set_str_array_slot, | |
342 NGX_HTTP_LOC_CONF_OFFSET, | |
343 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.hide_headers), | |
344 NULL }, | |
345 | |
479 | 346 ngx_null_command |
347 }; | |
348 | |
349 | |
667 | 350 static ngx_http_module_t ngx_http_fastcgi_module_ctx = { |
509 | 351 ngx_http_fastcgi_add_variables, /* preconfiguration */ |
352 NULL, /* postconfiguration */ | |
479 | 353 |
354 NULL, /* create main configuration */ | |
355 NULL, /* init main configuration */ | |
356 | |
357 NULL, /* create server configuration */ | |
358 NULL, /* merge server configuration */ | |
359 | |
360 ngx_http_fastcgi_create_loc_conf, /* create location configuration */ | |
361 ngx_http_fastcgi_merge_loc_conf /* merge location configuration */ | |
362 }; | |
363 | |
364 | |
365 ngx_module_t ngx_http_fastcgi_module = { | |
509 | 366 NGX_MODULE_V1, |
479 | 367 &ngx_http_fastcgi_module_ctx, /* module context */ |
368 ngx_http_fastcgi_commands, /* module directives */ | |
369 NGX_HTTP_MODULE, /* module type */ | |
541 | 370 NULL, /* init master */ |
479 | 371 NULL, /* init module */ |
541 | 372 NULL, /* init process */ |
373 NULL, /* init thread */ | |
374 NULL, /* exit thread */ | |
375 NULL, /* exit process */ | |
376 NULL, /* exit master */ | |
377 NGX_MODULE_V1_PADDING | |
479 | 378 }; |
379 | |
380 | |
649 | 381 static ngx_str_t ngx_http_fastcgi_hide_headers[] = { |
382 ngx_string("Status"), | |
383 ngx_string("X-Accel-Expires"), | |
384 ngx_string("X-Accel-Redirect"), | |
385 ngx_string("X-Accel-Limit-Rate"), | |
386 ngx_string("X-Accel-Buffer"), | |
387 ngx_null_string | |
388 }; | |
389 | |
390 | |
487 | 391 static ngx_int_t |
392 ngx_http_fastcgi_handler(ngx_http_request_t *r) | |
479 | 393 { |
394 ngx_int_t rc; | |
395 ngx_http_upstream_t *u; | |
396 ngx_http_fastcgi_loc_conf_t *flcf; | |
397 | |
398 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); | |
399 | |
501 | 400 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
401 if (u == NULL) { | |
479 | 402 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
403 } | |
404 | |
405 u->peer.log = r->connection->log; | |
406 u->peer.log_error = NGX_ERROR_ERR; | |
651 | 407 u->peer.peers = flcf->upstream_peers->peers; |
408 u->peer.tries = flcf->upstream_peers->peers->number; | |
479 | 409 #if (NGX_THREADS) |
410 u->peer.lock = &r->connection->lock; | |
411 #endif | |
412 | |
413 u->output.tag = (ngx_buf_tag_t) &ngx_http_fastcgi_module; | |
414 | |
415 u->conf = &flcf->upstream; | |
416 | |
417 u->create_request = ngx_http_fastcgi_create_request; | |
418 u->reinit_request = ngx_http_fastcgi_reinit_request; | |
419 u->process_header = ngx_http_fastcgi_process_header; | |
420 u->abort_request = ngx_http_fastcgi_abort_request; | |
421 u->finalize_request = ngx_http_fastcgi_finalize_request; | |
422 | |
649 | 423 u->buffering = 1; |
424 | |
581 | 425 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); |
426 if (u->pipe == NULL) { | |
427 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
428 } | |
429 | |
430 u->pipe->input_filter = ngx_http_fastcgi_input_filter; | |
431 u->pipe->input_ctx = r; | |
479 | 432 |
433 r->upstream = u; | |
434 | |
435 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); | |
436 | |
437 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
438 return rc; | |
439 } | |
440 | |
441 return NGX_DONE; | |
442 } | |
443 | |
444 | |
487 | 445 static ngx_int_t |
446 ngx_http_fastcgi_create_request(ngx_http_request_t *r) | |
479 | 447 { |
509 | 448 off_t file_pos; |
449 u_char ch, *pos; | |
450 size_t size, len, key_len, val_len, padding; | |
451 ngx_uint_t i, n, next; | |
452 ngx_buf_t *b; | |
453 ngx_chain_t *cl, *body; | |
454 ngx_list_part_t *part; | |
455 ngx_table_elt_t *header; | |
456 ngx_http_script_code_pt code; | |
457 ngx_http_script_engine_t e, le; | |
458 ngx_http_fastcgi_header_t *h; | |
459 ngx_http_fastcgi_loc_conf_t *flcf; | |
460 ngx_http_script_len_code_pt lcode; | |
479 | 461 |
509 | 462 len = 0; |
485 | 463 |
479 | 464 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
465 | |
509 | 466 if (flcf->params_len) { |
467 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
479 | 468 |
573 | 469 ngx_http_script_flush_no_cachable_variables(r, flcf->flushes); |
470 le.flushed = 1; | |
471 | |
509 | 472 le.ip = flcf->params_len->elts; |
473 le.request = r; | |
479 | 474 |
509 | 475 while (*(uintptr_t *) le.ip) { |
487 | 476 |
509 | 477 lcode = *(ngx_http_script_len_code_pt *) le.ip; |
478 key_len = lcode(&le); | |
479 | 479 |
509 | 480 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { |
481 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
482 } | |
483 le.ip += sizeof(uintptr_t); | |
479 | 484 |
537 | 485 len += 1 + key_len + ((val_len > 127) ? 4 : 1) + val_len; |
485 | 486 } |
487 } | |
488 | |
509 | 489 if (flcf->upstream.pass_request_headers) { |
485 | 490 |
509 | 491 part = &r->headers_in.headers.part; |
492 header = part->elts; | |
493 | |
494 for (i = 0; /* void */; i++) { | |
479 | 495 |
509 | 496 if (i >= part->nelts) { |
497 if (part->next == NULL) { | |
498 break; | |
499 } | |
479 | 500 |
509 | 501 part = part->next; |
502 header = part->elts; | |
503 i = 0; | |
479 | 504 } |
505 | |
509 | 506 len += ((sizeof("HTTP_") - 1 + header[i].key.len > 127) ? 4 : 1) |
507 + ((header[i].value.len > 127) ? 4 : 1) | |
508 + sizeof("HTTP_") - 1 + header[i].key.len + header[i].value.len; | |
479 | 509 } |
510 } | |
511 | |
512 | |
513 if (len > 65535) { | |
514 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
515 "fastcgi: the request record is too big"); | |
516 return NGX_ERROR; | |
517 } | |
518 | |
519 | |
520 padding = 8 - len % 8; | |
521 padding = (padding == 8) ? 0 : padding; | |
522 | |
523 | |
524 size = sizeof(ngx_http_fastcgi_header_t) | |
525 + sizeof(ngx_http_fastcgi_begin_request_t) | |
526 | |
527 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */ | |
528 + len + padding | |
529 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */ | |
530 | |
531 + sizeof(ngx_http_fastcgi_header_t); /* NGX_HTTP_FASTCGI_STDIN */ | |
532 | |
533 | |
501 | 534 b = ngx_create_temp_buf(r->pool, size); |
535 if (b == NULL) { | |
479 | 536 return NGX_ERROR; |
537 } | |
538 | |
501 | 539 cl = ngx_alloc_chain_link(r->pool); |
540 if (cl == NULL) { | |
479 | 541 return NGX_ERROR; |
542 } | |
543 | |
544 cl->buf = b; | |
545 | |
509 | 546 ngx_memcpy(b->pos, &ngx_http_fastcgi_request_start, |
547 sizeof(ngx_http_fastcgi_request_start_t)); | |
479 | 548 |
549 h = (ngx_http_fastcgi_header_t *) | |
550 (b->pos + sizeof(ngx_http_fastcgi_header_t) | |
551 + sizeof(ngx_http_fastcgi_begin_request_t)); | |
552 | |
553 h->content_length_hi = (u_char) ((len >> 8) & 0xff); | |
554 h->content_length_lo = (u_char) (len & 0xff); | |
555 h->padding_length = (u_char) padding; | |
556 h->reserved = 0; | |
557 | |
558 b->last = b->pos + sizeof(ngx_http_fastcgi_header_t) | |
559 + sizeof(ngx_http_fastcgi_begin_request_t) | |
560 + sizeof(ngx_http_fastcgi_header_t); | |
561 | |
562 | |
509 | 563 if (flcf->params_len) { |
564 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
479 | 565 |
509 | 566 e.ip = flcf->params->elts; |
567 e.pos = b->last; | |
568 e.request = r; | |
573 | 569 e.flushed = 1; |
479 | 570 |
509 | 571 le.ip = flcf->params_len->elts; |
479 | 572 |
509 | 573 while (*(uintptr_t *) le.ip) { |
479 | 574 |
509 | 575 lcode = *(ngx_http_script_len_code_pt *) le.ip; |
576 key_len = (u_char) lcode(&le); | |
479 | 577 |
509 | 578 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { |
579 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
580 } | |
581 le.ip += sizeof(uintptr_t); | |
479 | 582 |
537 | 583 *e.pos++ = (u_char) key_len; |
479 | 584 |
537 | 585 if (val_len > 127) { |
586 *e.pos++ = (u_char) (((val_len >> 24) & 0x7f) | 0x80); | |
587 *e.pos++ = (u_char) ((val_len >> 16) & 0xff); | |
588 *e.pos++ = (u_char) ((val_len >> 8) & 0xff); | |
589 *e.pos++ = (u_char) (val_len & 0xff); | |
479 | 590 |
537 | 591 } else { |
592 *e.pos++ = (u_char) val_len; | |
509 | 593 } |
479 | 594 |
509 | 595 while (*(uintptr_t *) e.ip) { |
596 code = *(ngx_http_script_code_pt *) e.ip; | |
597 code((ngx_http_script_engine_t *) &e); | |
598 } | |
599 e.ip += sizeof(uintptr_t); | |
479 | 600 } |
601 | |
509 | 602 b->last = e.pos; |
487 | 603 } |
604 | |
605 | |
509 | 606 if (flcf->upstream.pass_request_headers) { |
479 | 607 |
509 | 608 part = &r->headers_in.headers.part; |
609 header = part->elts; | |
479 | 610 |
509 | 611 for (i = 0; /* void */; i++) { |
491 | 612 |
509 | 613 if (i >= part->nelts) { |
614 if (part->next == NULL) { | |
577 | 615 break; |
509 | 616 } |
577 | 617 |
509 | 618 part = part->next; |
619 header = part->elts; | |
620 i = 0; | |
621 } | |
479 | 622 |
509 | 623 len = sizeof("HTTP_") - 1 + header[i].key.len; |
624 if (len > 127) { | |
625 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80); | |
626 *b->last++ = (u_char) ((len >> 16) & 0xff); | |
627 *b->last++ = (u_char) ((len >> 8) & 0xff); | |
628 *b->last++ = (u_char) (len & 0xff); | |
577 | 629 |
509 | 630 } else { |
631 *b->last++ = (u_char) len; | |
487 | 632 } |
633 | |
509 | 634 len = header[i].value.len; |
635 if (len > 127) { | |
636 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80); | |
637 *b->last++ = (u_char) ((len >> 16) & 0xff); | |
638 *b->last++ = (u_char) ((len >> 8) & 0xff); | |
639 *b->last++ = (u_char) (len & 0xff); | |
487 | 640 |
509 | 641 } else { |
642 *b->last++ = (u_char) len; | |
479 | 643 } |
644 | |
509 | 645 b->last = ngx_cpymem(b->last, "HTTP_", sizeof("HTTP_") - 1); |
479 | 646 |
509 | 647 for (n = 0; n < header[i].key.len; n++) { |
648 ch = header[i].key.data[n]; | |
479 | 649 |
509 | 650 if (ch >= 'a' && ch <= 'z') { |
651 ch &= ~0x20; | |
479 | 652 |
509 | 653 } else if (ch == '-') { |
654 ch = '_'; | |
655 } | |
479 | 656 |
509 | 657 *b->last++ = ch; |
479 | 658 } |
659 | |
573 | 660 b->last = ngx_copy(b->last, header[i].value.data, |
661 header[i].value.len); | |
479 | 662 } |
663 } | |
664 | |
665 | |
666 if (padding) { | |
667 ngx_memzero(b->last, padding); | |
668 b->last += padding; | |
669 } | |
670 | |
671 | |
672 h = (ngx_http_fastcgi_header_t *) b->last; | |
673 b->last += sizeof(ngx_http_fastcgi_header_t); | |
674 | |
675 h->version = 1; | |
676 h->type = NGX_HTTP_FASTCGI_PARAMS; | |
677 h->request_id_hi = 0; | |
678 h->request_id_lo = 1; | |
679 h->content_length_hi = 0; | |
680 h->content_length_lo = 0; | |
681 h->padding_length = 0; | |
682 h->reserved = 0; | |
683 | |
684 h = (ngx_http_fastcgi_header_t *) b->last; | |
685 b->last += sizeof(ngx_http_fastcgi_header_t); | |
686 | |
509 | 687 if (flcf->upstream.pass_request_body) { |
688 body = r->upstream->request_bufs; | |
689 r->upstream->request_bufs = cl; | |
479 | 690 |
691 #if (NGX_SUPPRESS_WARN) | |
509 | 692 file_pos = 0; |
693 pos = NULL; | |
479 | 694 #endif |
695 | |
509 | 696 while (body) { |
479 | 697 |
509 | 698 if (body->buf->in_file) { |
699 file_pos = body->buf->file_pos; | |
479 | 700 |
509 | 701 } else { |
702 pos = body->buf->pos; | |
479 | 703 } |
704 | |
509 | 705 next = 0; |
479 | 706 |
509 | 707 do { |
708 b = ngx_alloc_buf(r->pool); | |
709 if (b == NULL) { | |
710 return NGX_ERROR; | |
479 | 711 } |
712 | |
509 | 713 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); |
714 | |
715 if (body->buf->in_file) { | |
716 b->file_pos = file_pos; | |
717 file_pos += 32 * 1024; | |
479 | 718 |
509 | 719 if (file_pos > body->buf->file_last) { |
720 file_pos = body->buf->file_last; | |
721 next = 1; | |
722 } | |
723 | |
724 b->file_last = file_pos; | |
725 len = (ngx_uint_t) (file_pos - b->file_pos); | |
726 | |
727 } else { | |
728 b->pos = pos; | |
729 pos += 32 * 1024; | |
479 | 730 |
509 | 731 if (pos > body->buf->last) { |
732 pos = body->buf->last; | |
733 next = 1; | |
734 } | |
735 | |
736 b->last = pos; | |
737 len = (ngx_uint_t) (pos - b->pos); | |
738 } | |
479 | 739 |
509 | 740 padding = 8 - len % 8; |
741 padding = (padding == 8) ? 0 : padding; | |
479 | 742 |
509 | 743 h->version = 1; |
744 h->type = NGX_HTTP_FASTCGI_STDIN; | |
745 h->request_id_hi = 0; | |
746 h->request_id_lo = 1; | |
747 h->content_length_hi = (u_char) ((len >> 8) & 0xff); | |
748 h->content_length_lo = (u_char) (len & 0xff); | |
749 h->padding_length = (u_char) padding; | |
750 h->reserved = 0; | |
479 | 751 |
509 | 752 cl->next = ngx_alloc_chain_link(r->pool); |
753 if (cl->next == NULL) { | |
754 return NGX_ERROR; | |
755 } | |
479 | 756 |
509 | 757 cl = cl->next; |
758 cl->buf = b; | |
759 | |
760 b = ngx_create_temp_buf(r->pool, | |
761 sizeof(ngx_http_fastcgi_header_t) | |
762 + padding); | |
763 if (b == NULL) { | |
764 return NGX_ERROR; | |
765 } | |
479 | 766 |
509 | 767 if (padding) { |
768 ngx_memzero(b->last, padding); | |
769 b->last += padding; | |
770 } | |
771 | |
772 h = (ngx_http_fastcgi_header_t *) b->last; | |
773 b->last += sizeof(ngx_http_fastcgi_header_t); | |
479 | 774 |
509 | 775 cl->next = ngx_alloc_chain_link(r->pool); |
776 if (cl->next == NULL) { | |
777 return NGX_ERROR; | |
778 } | |
779 | |
780 cl = cl->next; | |
781 cl->buf = b; | |
479 | 782 |
509 | 783 } while (!next); |
479 | 784 |
509 | 785 body = body->next; |
786 } | |
479 | 787 |
509 | 788 } else { |
789 r->upstream->request_bufs = cl; | |
479 | 790 } |
791 | |
792 h->version = 1; | |
793 h->type = NGX_HTTP_FASTCGI_STDIN; | |
794 h->request_id_hi = 0; | |
795 h->request_id_lo = 1; | |
796 h->content_length_hi = 0; | |
797 h->content_length_lo = 0; | |
798 h->padding_length = 0; | |
799 h->reserved = 0; | |
800 | |
801 cl->next = NULL; | |
802 | |
803 return NGX_OK; | |
804 } | |
805 | |
806 | |
487 | 807 static ngx_int_t |
808 ngx_http_fastcgi_reinit_request(ngx_http_request_t *r) | |
479 | 809 { |
810 ngx_http_fastcgi_ctx_t *f; | |
811 | |
812 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
813 | |
814 if (f == NULL) { | |
815 return NGX_OK; | |
816 } | |
817 | |
818 f->state = ngx_http_fastcgi_st_version; | |
615 | 819 f->fastcgi_stdout = 0; |
479 | 820 |
821 return NGX_OK; | |
822 } | |
823 | |
824 | |
507 | 825 static ngx_int_t |
826 ngx_http_fastcgi_process_header(ngx_http_request_t *r) | |
479 | 827 { |
509 | 828 u_char *start, *last; |
829 ngx_str_t *status_line, line; | |
830 ngx_int_t rc, status; | |
649 | 831 ngx_uint_t i; |
509 | 832 ngx_table_elt_t *h; |
833 ngx_http_upstream_t *u; | |
834 ngx_http_fastcgi_ctx_t *f; | |
835 ngx_http_upstream_header_t *hh; | |
836 ngx_http_upstream_main_conf_t *umcf; | |
479 | 837 |
838 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
839 | |
509 | 840 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
841 | |
479 | 842 if (f == NULL) { |
501 | 843 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t)); |
844 if (f == NULL) { | |
479 | 845 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
846 } | |
847 | |
848 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module); | |
849 } | |
850 | |
851 u = r->upstream; | |
852 | |
853 for ( ;; ) { | |
854 | |
855 if (f->state < ngx_http_fastcgi_st_data) { | |
856 | |
581 | 857 f->pos = u->buffer.pos; |
858 f->last = u->buffer.last; | |
479 | 859 |
860 rc = ngx_http_fastcgi_process_record(r, f); | |
861 | |
581 | 862 u->buffer.pos = f->pos; |
863 u->buffer.last = f->last; | |
479 | 864 |
865 if (rc == NGX_AGAIN) { | |
866 return NGX_AGAIN; | |
867 } | |
868 | |
869 if (rc == NGX_ERROR) { | |
870 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
871 } | |
872 | |
491 | 873 if (f->type != NGX_HTTP_FASTCGI_STDOUT |
874 && f->type != NGX_HTTP_FASTCGI_STDERR) | |
875 { | |
479 | 876 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
877 "upstream sent unexpected FastCGI record: %d", | |
878 f->type); | |
879 | |
880 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
881 } | |
882 | |
491 | 883 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) { |
479 | 884 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
885 "upstream closed prematurely FastCGI stdout"); | |
886 | |
887 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
888 } | |
889 } | |
890 | |
891 if (f->state == ngx_http_fastcgi_st_padding) { | |
892 | |
581 | 893 if (u->buffer.pos + f->padding < u->buffer.last) { |
479 | 894 f->state = ngx_http_fastcgi_st_version; |
581 | 895 u->buffer.pos += f->padding; |
479 | 896 |
897 continue; | |
898 } | |
899 | |
581 | 900 if (u->buffer.pos + f->padding == u->buffer.last) { |
479 | 901 f->state = ngx_http_fastcgi_st_version; |
581 | 902 u->buffer.pos = u->buffer.last; |
479 | 903 |
904 return NGX_AGAIN; | |
905 } | |
906 | |
581 | 907 f->padding -= u->buffer.last - u->buffer.pos; |
908 u->buffer.pos = u->buffer.last; | |
479 | 909 |
910 return NGX_AGAIN; | |
911 } | |
912 | |
491 | 913 |
479 | 914 /* f->state == ngx_http_fastcgi_st_data */ |
915 | |
491 | 916 if (f->type == NGX_HTTP_FASTCGI_STDERR) { |
917 | |
918 if (f->length) { | |
581 | 919 line.data = u->buffer.pos; |
491 | 920 |
581 | 921 if (u->buffer.pos + f->length <= u->buffer.last) { |
491 | 922 line.len = f->length; |
581 | 923 u->buffer.pos += f->length; |
491 | 924 f->length = 0; |
925 f->state = ngx_http_fastcgi_st_padding; | |
926 | |
577 | 927 } else { |
581 | 928 line.len = u->buffer.last - u->buffer.pos; |
929 f->length -= u->buffer.last - u->buffer.pos; | |
930 u->buffer.pos = u->buffer.last; | |
491 | 931 } |
932 | |
933 while (line.data[line.len - 1] == LF | |
934 || line.data[line.len - 1] == CR | |
935 || line.data[line.len - 1] == '.' | |
936 || line.data[line.len - 1] == ' ') | |
937 { | |
938 line.len--; | |
939 } | |
940 | |
941 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
942 "FastCGI sent in stderr: \"%V\"", &line); | |
943 | |
581 | 944 if (u->buffer.pos == u->buffer.last) { |
615 | 945 |
946 if (!f->fastcgi_stdout) { | |
947 | |
948 /* | |
949 * the special handling the large number | |
950 * of the PHP warnings to not allocate memory | |
951 */ | |
952 | |
953 u->buffer.pos = u->buffer.start; | |
954 u->buffer.last = u->buffer.start; | |
955 } | |
956 | |
491 | 957 return NGX_AGAIN; |
958 } | |
959 | |
960 } else { | |
961 f->state = ngx_http_fastcgi_st_version; | |
962 } | |
963 | |
964 continue; | |
965 } | |
966 | |
967 | |
968 /* f->type == NGX_HTTP_FASTCGI_STDOUT */ | |
969 | |
615 | 970 f->fastcgi_stdout = 1; |
971 | |
581 | 972 start = u->buffer.pos; |
479 | 973 |
581 | 974 if (u->buffer.pos + f->length < u->buffer.last) { |
479 | 975 |
976 /* | |
581 | 977 * set u->buffer.last to the end of the FastCGI record data |
479 | 978 * for ngx_http_parse_header_line() |
979 */ | |
980 | |
581 | 981 last = u->buffer.last; |
982 u->buffer.last = u->buffer.pos + f->length; | |
479 | 983 |
984 } else { | |
985 last = NULL; | |
986 } | |
987 | |
988 for ( ;; ) { | |
989 | |
581 | 990 rc = ngx_http_parse_header_line(r, &u->buffer); |
479 | 991 |
992 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
993 "http fastcgi parser: %d", rc); | |
994 | |
995 if (rc == NGX_AGAIN) { | |
996 break; | |
997 } | |
998 | |
999 if (rc == NGX_OK) { | |
1000 | |
1001 /* a header line has been parsed successfully */ | |
1002 | |
509 | 1003 h = ngx_list_push(&u->headers_in.headers); |
501 | 1004 if (h == NULL) { |
479 | 1005 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
1006 } | |
1007 | |
509 | 1008 h->hash = r->header_hash; |
1009 | |
479 | 1010 h->key.len = r->header_name_end - r->header_name_start; |
1011 h->value.len = r->header_end - r->header_start; | |
1012 | |
1013 h->key.data = ngx_palloc(r->pool, | |
649 | 1014 h->key.len + 1 + h->value.len + 1 + h->key.len); |
479 | 1015 if (h->key.data == NULL) { |
1016 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1017 } | |
1018 | |
1019 h->value.data = h->key.data + h->key.len + 1; | |
649 | 1020 h->lowcase_key = h->key.data + h->key.len + 1 |
1021 + h->value.len + 1; | |
479 | 1022 |
1023 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1); | |
1024 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1); | |
1025 | |
649 | 1026 if (h->key.len == r->lowcase_index) { |
1027 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); | |
1028 | |
1029 } else { | |
1030 for (i = 0; i < h->key.len; i++) { | |
1031 h->lowcase_key[i] = ngx_tolower(h->lowcase_key[i]); | |
479 | 1032 } |
1033 } | |
1034 | |
649 | 1035 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
1036 h->lowcase_key, h->key.len); | |
1037 | |
1038 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { | |
1039 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1040 } | |
1041 | |
479 | 1042 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1043 "http fastcgi header: \"%V: %V\"", | |
1044 &h->key, &h->value); | |
1045 | |
615 | 1046 if (u->buffer.pos < u->buffer.last) { |
1047 continue; | |
1048 } | |
1049 | |
1050 /* the end of the FastCGI record */ | |
1051 | |
1052 break; | |
479 | 1053 } |
1054 | |
1055 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { | |
1056 | |
1057 /* a whole header has been parsed successfully */ | |
1058 | |
1059 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1060 "http fastcgi header done"); | |
1061 | |
509 | 1062 if (u->headers_in.status) { |
1063 status_line = &u->headers_in.status->value; | |
479 | 1064 |
1065 status = ngx_atoi(status_line->data, 3); | |
1066 | |
1067 if (status == NGX_ERROR) { | |
1068 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1069 } | |
1070 | |
529 | 1071 u->headers_in.status_n = status; |
1072 u->headers_in.status_line = *status_line; | |
479 | 1073 |
1074 } else { | |
529 | 1075 u->headers_in.status_n = 200; |
1076 u->headers_in.status_line.len = sizeof("200 OK") - 1; | |
1077 u->headers_in.status_line.data = (u_char *) "200 OK"; | |
479 | 1078 } |
1079 | |
529 | 1080 u->state->status = u->headers_in.status_n; |
479 | 1081 #if 0 |
1082 if (u->cachable) { | |
1083 u->cachable = ngx_http_upstream_is_cachable(r); | |
1084 } | |
1085 #endif | |
1086 | |
1087 break; | |
1088 } | |
1089 | |
1090 /* there was error while a header line parsing */ | |
1091 | |
1092 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
619 | 1093 "upstream sent invalid header"); |
479 | 1094 |
1095 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
1096 | |
1097 } | |
1098 | |
1099 if (last) { | |
581 | 1100 u->buffer.last = last; |
479 | 1101 } |
1102 | |
581 | 1103 f->length -= u->buffer.pos - start; |
479 | 1104 |
1105 if (f->length == 0) { | |
1106 if (f->padding) { | |
1107 f->state = ngx_http_fastcgi_st_padding; | |
1108 } else { | |
1109 f->state = ngx_http_fastcgi_st_version; | |
1110 } | |
1111 } | |
1112 | |
615 | 1113 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { |
1114 return NGX_OK; | |
1115 } | |
1116 | |
1117 if (u->buffer.pos == u->buffer.last) { | |
1118 return NGX_AGAIN; | |
1119 } | |
1120 | |
1121 if (rc == NGX_AGAIN) { | |
1122 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
1123 "upstream split a header line in FastCGI records"); | |
1124 | |
1125 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
1126 } | |
479 | 1127 } |
1128 } | |
1129 | |
1130 | |
487 | 1131 static ngx_int_t |
1132 ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf) | |
479 | 1133 { |
1134 ngx_int_t rc; | |
483 | 1135 ngx_buf_t *b, **prev; |
479 | 1136 ngx_str_t line; |
1137 ngx_chain_t *cl; | |
1138 ngx_http_request_t *r; | |
1139 ngx_http_fastcgi_ctx_t *f; | |
1140 | |
1141 if (buf->pos == buf->last) { | |
1142 return NGX_OK; | |
1143 } | |
1144 | |
1145 r = p->input_ctx; | |
1146 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
1147 | |
1148 b = NULL; | |
483 | 1149 prev = &buf->shadow; |
479 | 1150 |
1151 f->pos = buf->pos; | |
1152 f->last = buf->last; | |
1153 | |
1154 for ( ;; ) { | |
1155 if (f->state < ngx_http_fastcgi_st_data) { | |
1156 | |
1157 rc = ngx_http_fastcgi_process_record(r, f); | |
1158 | |
1159 if (rc == NGX_AGAIN) { | |
1160 break; | |
1161 } | |
1162 | |
1163 if (rc == NGX_ERROR) { | |
1164 return NGX_ERROR; | |
1165 } | |
1166 | |
1167 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) { | |
1168 f->state = ngx_http_fastcgi_st_version; | |
1169 p->upstream_done = 1; | |
1170 | |
1171 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0, | |
1172 "http fastcgi closed stdout"); | |
1173 | |
1174 continue; | |
1175 } | |
1176 | |
1177 if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) { | |
1178 f->state = ngx_http_fastcgi_st_version; | |
1179 p->upstream_done = 1; | |
1180 | |
1181 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0, | |
1182 "http fastcgi sent end request"); | |
1183 | |
1184 break; | |
1185 } | |
1186 } | |
1187 | |
1188 | |
1189 if (f->state == ngx_http_fastcgi_st_padding) { | |
1190 | |
1191 if (f->pos + f->padding < f->last) { | |
1192 f->state = ngx_http_fastcgi_st_version; | |
1193 f->pos += f->padding; | |
1194 | |
1195 continue; | |
1196 } | |
1197 | |
1198 if (f->pos + f->padding == f->last) { | |
1199 f->state = ngx_http_fastcgi_st_version; | |
1200 | |
1201 break; | |
1202 } | |
1203 | |
1204 f->padding -= f->last - f->pos; | |
1205 | |
1206 break; | |
1207 } | |
1208 | |
1209 | |
1210 /* f->state == ngx_http_fastcgi_st_data */ | |
1211 | |
1212 if (f->type == NGX_HTTP_FASTCGI_STDERR) { | |
1213 | |
1214 if (f->length) { | |
639 | 1215 |
1216 if (f->pos == f->last) { | |
1217 break; | |
1218 } | |
1219 | |
479 | 1220 line.data = f->pos; |
1221 | |
1222 if (f->pos + f->length <= f->last) { | |
1223 line.len = f->length; | |
1224 f->pos += f->length; | |
491 | 1225 f->length = 0; |
1226 f->state = ngx_http_fastcgi_st_padding; | |
479 | 1227 |
577 | 1228 } else { |
479 | 1229 line.len = f->last - f->pos; |
1230 f->length -= f->last - f->pos; | |
1231 f->pos = f->last; | |
1232 } | |
1233 | |
491 | 1234 while (line.data[line.len - 1] == LF |
1235 || line.data[line.len - 1] == CR | |
1236 || line.data[line.len - 1] == '.' | |
1237 || line.data[line.len - 1] == ' ') | |
1238 { | |
1239 line.len--; | |
1240 } | |
479 | 1241 |
1242 ngx_log_error(NGX_LOG_ERR, p->log, 0, | |
491 | 1243 "FastCGI sent in stderr: \"%V\"", &line); |
479 | 1244 |
1245 if (f->pos == f->last) { | |
1246 break; | |
1247 } | |
491 | 1248 |
1249 } else { | |
1250 f->state = ngx_http_fastcgi_st_version; | |
479 | 1251 } |
1252 | |
1253 continue; | |
1254 } | |
1255 | |
1256 | |
1257 /* f->type == NGX_HTTP_FASTCGI_STDOUT */ | |
1258 | |
639 | 1259 if (f->pos == f->last) { |
1260 break; | |
1261 } | |
1262 | |
479 | 1263 if (p->free) { |
1264 b = p->free->buf; | |
1265 p->free = p->free->next; | |
1266 | |
1267 } else { | |
501 | 1268 b = ngx_alloc_buf(p->pool); |
1269 if (b == NULL) { | |
479 | 1270 return NGX_ERROR; |
1271 } | |
1272 } | |
1273 | |
1274 ngx_memzero(b, sizeof(ngx_buf_t)); | |
1275 | |
1276 b->pos = f->pos; | |
483 | 1277 b->start = buf->start; |
1278 b->end = buf->end; | |
479 | 1279 b->tag = p->tag; |
1280 b->temporary = 1; | |
1281 b->recycled = 1; | |
483 | 1282 |
1283 *prev = b; | |
1284 prev = &b->shadow; | |
479 | 1285 |
501 | 1286 cl = ngx_alloc_chain_link(p->pool); |
1287 if (cl == NULL) { | |
479 | 1288 return NGX_ERROR; |
1289 } | |
1290 | |
1291 cl->buf = b; | |
1292 cl->next = NULL; | |
1293 | |
501 | 1294 if (p->in) { |
1295 *p->last_in = cl; | |
1296 } else { | |
1297 p->in = cl; | |
1298 } | |
1299 p->last_in = &cl->next; | |
1300 | |
1301 | |
483 | 1302 /* STUB */ b->num = buf->num; |
1303 | |
479 | 1304 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, "input buf #%d", b->num); |
1305 | |
1306 | |
1307 if (f->pos + f->length < f->last) { | |
1308 | |
1309 if (f->padding) { | |
1310 f->state = ngx_http_fastcgi_st_padding; | |
1311 } else { | |
1312 f->state = ngx_http_fastcgi_st_version; | |
1313 } | |
1314 | |
1315 f->pos += f->length; | |
1316 b->last = f->pos; | |
1317 | |
1318 continue; | |
1319 } | |
1320 | |
1321 if (f->pos + f->length == f->last) { | |
1322 | |
1323 if (f->padding) { | |
1324 f->state = ngx_http_fastcgi_st_padding; | |
1325 } else { | |
1326 f->state = ngx_http_fastcgi_st_version; | |
1327 } | |
1328 | |
1329 b->last = f->last; | |
1330 | |
1331 break; | |
1332 } | |
1333 | |
1334 f->length -= f->last - f->pos; | |
1335 | |
1336 b->last = f->last; | |
1337 | |
1338 break; | |
1339 | |
1340 } | |
1341 | |
1342 if (b) { | |
483 | 1343 b->shadow = buf; |
479 | 1344 b->last_shadow = 1; |
483 | 1345 |
1346 return NGX_OK; | |
1347 } | |
1348 | |
1349 /* there is no data record in the buf, add it to free chain */ | |
1350 | |
1351 if (ngx_event_pipe_add_free_buf(p, buf) != NGX_OK) { | |
1352 return NGX_ERROR; | |
479 | 1353 } |
1354 | |
1355 return NGX_OK; | |
1356 } | |
1357 | |
1358 | |
487 | 1359 static ngx_int_t |
1360 ngx_http_fastcgi_process_record(ngx_http_request_t *r, | |
1361 ngx_http_fastcgi_ctx_t *f) | |
479 | 1362 { |
1363 u_char ch, *p; | |
1364 ngx_http_fastcgi_state_e state; | |
1365 | |
1366 state = f->state; | |
1367 | |
1368 for (p = f->pos; p < f->last; p++) { | |
1369 | |
1370 ch = *p; | |
1371 | |
1372 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1373 "http fastcgi record byte: %02Xd", ch); | |
1374 | |
1375 switch (state) { | |
1376 | |
1377 case ngx_http_fastcgi_st_version: | |
1378 if (ch != 1) { | |
1379 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1380 "upstream sent unsupported FastCGI " | |
1381 "protocol version: %d", ch); | |
1382 return NGX_ERROR; | |
1383 } | |
1384 state = ngx_http_fastcgi_st_type; | |
1385 break; | |
1386 | |
1387 case ngx_http_fastcgi_st_type: | |
1388 switch (ch) { | |
1389 case NGX_HTTP_FASTCGI_STDOUT: | |
1390 case NGX_HTTP_FASTCGI_STDERR: | |
1391 case NGX_HTTP_FASTCGI_END_REQUEST: | |
1392 f->type = (ngx_uint_t) ch; | |
1393 break; | |
1394 default: | |
1395 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1396 "upstream sent invalid FastCGI " | |
1397 "record type: %d", ch); | |
1398 return NGX_ERROR; | |
1399 | |
1400 } | |
1401 state = ngx_http_fastcgi_st_request_id_hi; | |
1402 break; | |
1403 | |
1404 /* we support the single request per connection */ | |
1405 | |
1406 case ngx_http_fastcgi_st_request_id_hi: | |
1407 if (ch != 0) { | |
1408 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1409 "upstream sent unexpected FastCGI " | |
1410 "request id high byte: %d", ch); | |
1411 return NGX_ERROR; | |
1412 } | |
1413 state = ngx_http_fastcgi_st_request_id_lo; | |
1414 break; | |
1415 | |
1416 case ngx_http_fastcgi_st_request_id_lo: | |
1417 if (ch != 1) { | |
1418 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1419 "upstream sent unexpected FastCGI " | |
1420 "request id low byte: %d", ch); | |
1421 return NGX_ERROR; | |
1422 } | |
1423 state = ngx_http_fastcgi_st_content_length_hi; | |
1424 break; | |
1425 | |
1426 case ngx_http_fastcgi_st_content_length_hi: | |
1427 f->length = ch << 8; | |
1428 state = ngx_http_fastcgi_st_content_length_lo; | |
1429 break; | |
1430 | |
1431 case ngx_http_fastcgi_st_content_length_lo: | |
1432 f->length |= (size_t) ch; | |
1433 state = ngx_http_fastcgi_st_padding_length; | |
1434 break; | |
1435 | |
1436 case ngx_http_fastcgi_st_padding_length: | |
1437 f->padding = (size_t) ch; | |
1438 state = ngx_http_fastcgi_st_reserved; | |
1439 break; | |
1440 | |
1441 case ngx_http_fastcgi_st_reserved: | |
1442 state = ngx_http_fastcgi_st_data; | |
1443 | |
1444 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1445 "http fastcgi record length: %z", f->length); | |
1446 | |
1447 f->pos = p + 1; | |
1448 f->state = state; | |
1449 | |
1450 return NGX_OK; | |
1451 | |
1452 /* suppress warning */ | |
1453 case ngx_http_fastcgi_st_data: | |
1454 case ngx_http_fastcgi_st_padding: | |
1455 break; | |
1456 } | |
1457 } | |
1458 | |
1459 f->state = state; | |
1460 | |
1461 return NGX_AGAIN; | |
1462 } | |
1463 | |
1464 | |
487 | 1465 static void |
1466 ngx_http_fastcgi_abort_request(ngx_http_request_t *r) | |
479 | 1467 { |
1468 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1469 "abort http fastcgi request"); | |
1470 | |
1471 return; | |
1472 } | |
1473 | |
1474 | |
487 | 1475 static void |
1476 ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc) | |
479 | 1477 { |
1478 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1479 "finalize http fastcgi request"); | |
1480 | |
1481 return; | |
1482 } | |
1483 | |
1484 | |
509 | 1485 static ngx_int_t |
1486 ngx_http_fastcgi_add_variables(ngx_conf_t *cf) | |
479 | 1487 { |
509 | 1488 ngx_http_variable_t *var; |
479 | 1489 |
583 | 1490 var = ngx_http_add_variable(cf, &ngx_http_fastcgi_script_name, |
655 | 1491 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHABLE); |
509 | 1492 if (var == NULL) { |
1493 return NGX_ERROR; | |
479 | 1494 } |
1495 | |
637 | 1496 var->get_handler = ngx_http_fastcgi_script_name_variable; |
485 | 1497 |
509 | 1498 return NGX_OK; |
479 | 1499 } |
1500 | |
1501 | |
487 | 1502 static void * |
1503 ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf) | |
479 | 1504 { |
1505 ngx_http_fastcgi_loc_conf_t *conf; | |
1506 | |
501 | 1507 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_fastcgi_loc_conf_t)); |
1508 if (conf == NULL) { | |
479 | 1509 return NGX_CONF_ERROR; |
1510 } | |
1511 | |
1512 /* | |
1513 * set by ngx_pcalloc(): | |
1514 * | |
1515 * conf->upstream.bufs.num = 0; | |
1516 * conf->upstream.next_upstream = 0; | |
1517 * conf->upstream.temp_path = NULL; | |
649 | 1518 * conf->upstream.hide_headers_hash = { NULL, 0 }; |
1519 * conf->upstream.hide_headers = NULL; | |
1520 * conf->upstream.pass_headers = NULL; | |
509 | 1521 * conf->upstream.schema = { 0, NULL }; |
1522 * conf->upstream.uri = { 0, NULL }; | |
1523 * conf->upstream.location = NULL; | |
1524 * | |
479 | 1525 * conf->index.len = 0; |
1526 * conf->index.data = NULL; | |
1527 */ | |
1528 | |
581 | 1529 conf->upstream.buffering = NGX_CONF_UNSET; |
629 | 1530 conf->upstream.ignore_client_abort = NGX_CONF_UNSET; |
581 | 1531 |
479 | 1532 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; |
1533 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; | |
507 | 1534 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; |
1535 | |
479 | 1536 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; |
581 | 1537 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; |
529 | 1538 |
1539 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; | |
577 | 1540 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; |
529 | 1541 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; |
509 | 1542 |
561 | 1543 conf->upstream.max_fails = NGX_CONF_UNSET_UINT; |
1544 conf->upstream.fail_timeout = NGX_CONF_UNSET; | |
1545 | |
509 | 1546 conf->upstream.pass_request_headers = NGX_CONF_UNSET; |
1547 conf->upstream.pass_request_body = NGX_CONF_UNSET; | |
1548 | |
657 | 1549 conf->upstream.intercept_errors = NGX_CONF_UNSET; |
479 | 1550 |
1551 /* "fastcgi_cyclic_temp_file" is disabled */ | |
1552 conf->upstream.cyclic_temp_file = 0; | |
1553 | |
1554 return conf; | |
1555 } | |
1556 | |
1557 | |
487 | 1558 static char * |
1559 ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
479 | 1560 { |
1561 ngx_http_fastcgi_loc_conf_t *prev = parent; | |
1562 ngx_http_fastcgi_loc_conf_t *conf = child; | |
1563 | |
509 | 1564 u_char *p; |
1565 size_t size; | |
1566 uintptr_t *code; | |
649 | 1567 ngx_str_t *header; |
1568 ngx_uint_t i, j; | |
663 | 1569 ngx_peer_t *peer; |
649 | 1570 ngx_array_t hide_headers; |
1571 ngx_keyval_t *src; | |
1572 ngx_hash_key_t *hk; | |
1573 ngx_hash_init_t hash; | |
509 | 1574 ngx_http_script_compile_t sc; |
1575 ngx_http_script_copy_code_t *copy; | |
479 | 1576 |
581 | 1577 ngx_conf_merge_value(conf->upstream.buffering, |
1578 prev->upstream.buffering, 1); | |
1579 | |
629 | 1580 ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
1581 prev->upstream.ignore_client_abort, 0); | |
1582 | |
479 | 1583 ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
1584 prev->upstream.connect_timeout, 60000); | |
507 | 1585 |
479 | 1586 ngx_conf_merge_msec_value(conf->upstream.send_timeout, |
1587 prev->upstream.send_timeout, 60000); | |
1588 | |
1589 ngx_conf_merge_msec_value(conf->upstream.read_timeout, | |
1590 prev->upstream.read_timeout, 60000); | |
1591 | |
507 | 1592 ngx_conf_merge_size_value(conf->upstream.send_lowat, |
1593 prev->upstream.send_lowat, 0); | |
479 | 1594 |
581 | 1595 ngx_conf_merge_size_value(conf->upstream.buffer_size, |
1596 prev->upstream.buffer_size, | |
479 | 1597 (size_t) ngx_pagesize); |
1598 | |
507 | 1599 |
479 | 1600 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, |
1601 8, ngx_pagesize); | |
1602 | |
1603 if (conf->upstream.bufs.num < 2) { | |
1604 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1605 "there must be at least 2 \"fastcgi_buffers\""); | |
1606 return NGX_CONF_ERROR; | |
1607 } | |
1608 | |
1609 | |
581 | 1610 size = conf->upstream.buffer_size; |
479 | 1611 if (size < conf->upstream.bufs.size) { |
1612 size = conf->upstream.bufs.size; | |
1613 } | |
1614 | |
1615 | |
529 | 1616 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
1617 prev->upstream.busy_buffers_size_conf, | |
479 | 1618 NGX_CONF_UNSET_SIZE); |
1619 | |
529 | 1620 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
479 | 1621 conf->upstream.busy_buffers_size = 2 * size; |
529 | 1622 } else { |
1623 conf->upstream.busy_buffers_size = | |
1624 conf->upstream.busy_buffers_size_conf; | |
1625 } | |
479 | 1626 |
529 | 1627 if (conf->upstream.busy_buffers_size < size) { |
479 | 1628 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1629 "\"fastcgi_busy_buffers_size\" must be equal or bigger than " | |
1630 "maximum of the value of \"fastcgi_header_buffer_size\" and " | |
1631 "one of the \"fastcgi_buffers\""); | |
1632 | |
1633 return NGX_CONF_ERROR; | |
529 | 1634 } |
479 | 1635 |
529 | 1636 if (conf->upstream.busy_buffers_size |
1637 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) | |
479 | 1638 { |
1639 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1640 "\"fastcgi_busy_buffers_size\" must be less than " | |
1641 "the size of all \"fastcgi_buffers\" minus one buffer"); | |
1642 | |
1643 return NGX_CONF_ERROR; | |
1644 } | |
1645 | |
1646 | |
529 | 1647 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
1648 prev->upstream.temp_file_write_size_conf, | |
479 | 1649 NGX_CONF_UNSET_SIZE); |
1650 | |
529 | 1651 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
479 | 1652 conf->upstream.temp_file_write_size = 2 * size; |
529 | 1653 } else { |
1654 conf->upstream.temp_file_write_size = | |
1655 conf->upstream.temp_file_write_size_conf; | |
1656 } | |
479 | 1657 |
529 | 1658 if (conf->upstream.temp_file_write_size < size) { |
479 | 1659 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1660 "\"fastcgi_temp_file_write_size\" must be equal or bigger than " | |
1661 "maximum of the value of \"fastcgi_header_buffer_size\" and " | |
1662 "one of the \"fastcgi_buffers\""); | |
1663 | |
1664 return NGX_CONF_ERROR; | |
1665 } | |
1666 | |
1667 | |
529 | 1668 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
1669 prev->upstream.max_temp_file_size_conf, | |
479 | 1670 NGX_CONF_UNSET_SIZE); |
1671 | |
529 | 1672 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
479 | 1673 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
529 | 1674 } else { |
1675 conf->upstream.max_temp_file_size = | |
1676 conf->upstream.max_temp_file_size_conf; | |
1677 } | |
479 | 1678 |
529 | 1679 if (conf->upstream.max_temp_file_size != 0 |
1680 && conf->upstream.max_temp_file_size < size) | |
479 | 1681 { |
1682 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1683 "\"fastcgi_max_temp_file_size\" must be equal to zero to disable " | |
1684 "the temporary files usage or must be equal or bigger than " | |
1685 "maximum of the value of \"fastcgi_header_buffer_size\" and " | |
1686 "one of the \"fastcgi_buffers\""); | |
1687 | |
1688 return NGX_CONF_ERROR; | |
1689 } | |
1690 | |
1691 | |
1692 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, | |
487 | 1693 prev->upstream.next_upstream, |
1694 (NGX_CONF_BITMASK_SET | |
1695 |NGX_HTTP_UPSTREAM_FT_ERROR | |
1696 |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); | |
479 | 1697 |
665 | 1698 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
1699 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET | |
1700 |NGX_HTTP_UPSTREAM_FT_OFF; | |
1701 } | |
1702 | |
663 | 1703 ngx_conf_merge_uint_value(conf->upstream.max_fails, |
561 | 1704 prev->upstream.max_fails, 1); |
1705 | |
1706 ngx_conf_merge_sec_value(conf->upstream.fail_timeout, | |
1707 prev->upstream.fail_timeout, 10); | |
1708 | |
663 | 1709 if (conf->upstream_peers) { |
1710 peer = conf->upstream_peers->peers->peer; | |
651 | 1711 for (i = 0; i < conf->upstream_peers->peers->number; i++) { |
663 | 1712 ngx_conf_init_uint_value(peer[i].weight, 1); |
1713 peer[i].current_weight = peer[i].weight; | |
1714 ngx_conf_init_uint_value(peer[i].max_fails, | |
1715 conf->upstream.max_fails); | |
1716 ngx_conf_init_value(peer[i].fail_timeout, | |
1717 conf->upstream.fail_timeout); | |
561 | 1718 } |
663 | 1719 |
561 | 1720 } |
1721 | |
479 | 1722 ngx_conf_merge_path_value(conf->upstream.temp_path, |
1723 prev->upstream.temp_path, | |
1724 NGX_HTTP_FASTCGI_TEMP_PATH, 1, 2, 0, | |
1725 ngx_garbage_collector_temp_handler, cf); | |
1726 | |
509 | 1727 ngx_conf_merge_value(conf->upstream.pass_request_headers, |
1728 prev->upstream.pass_request_headers, 1); | |
1729 ngx_conf_merge_value(conf->upstream.pass_request_body, | |
1730 prev->upstream.pass_request_body, 1); | |
1731 | |
657 | 1732 ngx_conf_merge_value(conf->upstream.intercept_errors, |
1733 prev->upstream.intercept_errors, 0); | |
509 | 1734 |
507 | 1735 |
479 | 1736 ngx_conf_merge_str_value(conf->index, prev->index, ""); |
1737 | |
649 | 1738 if (conf->upstream.hide_headers == NULL |
1739 && conf->upstream.pass_headers == NULL) | |
1740 { | |
1741 conf->upstream.hide_headers = prev->upstream.hide_headers; | |
1742 conf->upstream.pass_headers = prev->upstream.pass_headers; | |
1743 conf->upstream.hide_headers_hash = prev->upstream.hide_headers_hash; | |
1744 | |
1745 if (conf->upstream.hide_headers_hash.buckets) { | |
1746 goto peers; | |
1747 } | |
1748 | |
1749 } else { | |
1750 if (conf->upstream.hide_headers == NULL) { | |
1751 conf->upstream.hide_headers = prev->upstream.hide_headers; | |
1752 } | |
1753 | |
1754 if (conf->upstream.pass_headers == NULL) { | |
1755 conf->upstream.pass_headers = prev->upstream.pass_headers; | |
1756 } | |
1757 } | |
1758 | |
1759 if (ngx_array_init(&hide_headers, cf->temp_pool, 4, sizeof(ngx_hash_key_t)) | |
1760 != NGX_OK) | |
1761 { | |
1762 return NGX_CONF_ERROR; | |
1763 } | |
1764 | |
1765 for (header = ngx_http_fastcgi_hide_headers; header->len; header++) { | |
1766 hk = ngx_array_push(&hide_headers); | |
1767 if (hk == NULL) { | |
1768 return NGX_CONF_ERROR; | |
1769 } | |
1770 | |
1771 hk->key = *header; | |
1772 hk->key_hash = ngx_hash_key_lc(header->data, header->len); | |
1773 hk->value = (void *) 1; | |
1774 } | |
1775 | |
1776 if (conf->upstream.hide_headers) { | |
1777 | |
1778 header = conf->upstream.hide_headers->elts; | |
1779 | |
1780 for (i = 0; i < conf->upstream.hide_headers->nelts; i++) { | |
1781 | |
1782 hk = hide_headers.elts; | |
1783 | |
1784 for (j = 0; j < hide_headers.nelts; j++) { | |
1785 if (ngx_strcasecmp(header[i].data, hk[j].key.data) == 0) { | |
1786 goto exist; | |
1787 } | |
1788 } | |
1789 | |
1790 hk = ngx_array_push(&hide_headers); | |
1791 if (hk == NULL) { | |
1792 return NGX_CONF_ERROR; | |
1793 } | |
1794 | |
1795 hk->key = header[i]; | |
1796 hk->key_hash = ngx_hash_key_lc(header[i].data, header[i].len); | |
1797 hk->value = (void *) 1; | |
1798 | |
1799 exist: | |
1800 | |
1801 continue; | |
1802 } | |
1803 } | |
1804 | |
1805 if (conf->upstream.pass_headers) { | |
1806 | |
1807 hk = hide_headers.elts; | |
1808 header = conf->upstream.pass_headers->elts; | |
1809 | |
1810 for (i = 0; i < conf->upstream.pass_headers->nelts; i++) { | |
1811 | |
1812 for (j = 0; j < hide_headers.nelts; j++) { | |
1813 | |
1814 if (hk[j].key.data == NULL) { | |
1815 continue; | |
1816 } | |
1817 | |
1818 if (ngx_strcasecmp(header[i].data, hk[j].key.data) == 0) { | |
1819 hk[j].key.data = NULL; | |
1820 break; | |
1821 } | |
1822 } | |
1823 } | |
1824 } | |
1825 | |
1826 hash.hash = &conf->upstream.hide_headers_hash; | |
1827 hash.key = ngx_hash_key_lc; | |
1828 hash.max_size = 512; | |
751
bae59a740c40
align hash bucket size to cache line
Igor Sysoev <igor@sysoev.ru>
parents:
750
diff
changeset
|
1829 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
649 | 1830 hash.name = "fastcgi_hide_headers_hash"; |
1831 hash.pool = cf->pool; | |
1832 hash.temp_pool = NULL; | |
1833 | |
1834 if (ngx_hash_init(&hash, hide_headers.elts, hide_headers.nelts) != NGX_OK) { | |
1835 return NGX_CONF_ERROR; | |
1836 } | |
1837 | |
1838 peers: | |
1839 | |
651 | 1840 if (conf->upstream_peers == NULL) { |
1841 conf->upstream_peers = prev->upstream_peers; | |
629 | 1842 conf->upstream.schema = prev->upstream.schema; |
507 | 1843 } |
1844 | |
509 | 1845 if (conf->params_source == NULL) { |
573 | 1846 conf->flushes = prev->flushes; |
509 | 1847 conf->params_len = prev->params_len; |
1848 conf->params = prev->params; | |
573 | 1849 conf->params_source = prev->params_source; |
509 | 1850 |
1851 if (conf->params_source == NULL) { | |
1852 return NGX_CONF_OK; | |
1853 } | |
1854 } | |
1855 | |
1856 conf->params_len = ngx_array_create(cf->pool, 64, 1); | |
1857 if (conf->params_len == NULL) { | |
1858 return NGX_CONF_ERROR; | |
1859 } | |
573 | 1860 |
509 | 1861 conf->params = ngx_array_create(cf->pool, 512, 1); |
1862 if (conf->params == NULL) { | |
1863 return NGX_CONF_ERROR; | |
1864 } | |
1865 | |
1866 src = conf->params_source->elts; | |
1867 for (i = 0; i < conf->params_source->nelts; i++) { | |
1868 | |
1869 if (ngx_http_script_variables_count(&src[i].value) == 0) { | |
1870 copy = ngx_array_push_n(conf->params_len, | |
1871 sizeof(ngx_http_script_copy_code_t)); | |
1872 if (copy == NULL) { | |
1873 return NGX_CONF_ERROR; | |
1874 } | |
1875 | |
1876 copy->code = (ngx_http_script_code_pt) | |
1877 ngx_http_script_copy_len_code; | |
1878 copy->len = src[i].key.len; | |
1879 | |
1880 | |
1881 copy = ngx_array_push_n(conf->params_len, | |
1882 sizeof(ngx_http_script_copy_code_t)); | |
1883 if (copy == NULL) { | |
1884 return NGX_CONF_ERROR; | |
1885 } | |
1886 | |
1887 copy->code = (ngx_http_script_code_pt) | |
1888 ngx_http_script_copy_len_code; | |
1889 copy->len = src[i].value.len; | |
1890 | |
1891 | |
1892 size = (sizeof(ngx_http_script_copy_code_t) | |
1893 + src[i].key.len + src[i].value.len | |
1894 + sizeof(uintptr_t) - 1) | |
1895 & ~(sizeof(uintptr_t) - 1); | |
1896 | |
1897 copy = ngx_array_push_n(conf->params, size); | |
1898 if (copy == NULL) { | |
1899 return NGX_CONF_ERROR; | |
1900 } | |
577 | 1901 |
509 | 1902 copy->code = ngx_http_script_copy_code; |
1903 copy->len = src[i].key.len + src[i].value.len; | |
1904 | |
1905 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
1906 | |
1907 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
1908 ngx_memcpy(p, src[i].value.data, src[i].value.len); | |
1909 | |
1910 } else { | |
1911 copy = ngx_array_push_n(conf->params_len, | |
1912 sizeof(ngx_http_script_copy_code_t)); | |
1913 if (copy == NULL) { | |
1914 return NGX_CONF_ERROR; | |
1915 } | |
1916 | |
1917 copy->code = (ngx_http_script_code_pt) | |
1918 ngx_http_script_copy_len_code; | |
1919 copy->len = src[i].key.len; | |
1920 | |
1921 | |
1922 size = (sizeof(ngx_http_script_copy_code_t) | |
1923 + src[i].key.len + sizeof(uintptr_t) - 1) | |
1924 & ~(sizeof(uintptr_t) - 1); | |
1925 | |
1926 copy = ngx_array_push_n(conf->params, size); | |
1927 if (copy == NULL) { | |
1928 return NGX_CONF_ERROR; | |
1929 } | |
577 | 1930 |
509 | 1931 copy->code = ngx_http_script_copy_code; |
1932 copy->len = src[i].key.len; | |
1933 | |
1934 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
1935 ngx_memcpy(p, src[i].key.data, src[i].key.len); | |
1936 | |
1937 | |
1938 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
1939 | |
1940 sc.cf = cf; | |
1941 sc.source = &src[i].value; | |
573 | 1942 sc.flushes = &conf->flushes; |
509 | 1943 sc.lengths = &conf->params_len; |
1944 sc.values = &conf->params; | |
1945 | |
1946 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
1947 return NGX_CONF_ERROR; | |
1948 } | |
1949 } | |
1950 | |
1951 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t)); | |
1952 if (code == NULL) { | |
1953 return NGX_CONF_ERROR; | |
1954 } | |
1955 | |
1956 *code = (uintptr_t) NULL; | |
1957 | |
1958 | |
1959 code = ngx_array_push_n(conf->params, sizeof(uintptr_t)); | |
1960 if (code == NULL) { | |
1961 return NGX_CONF_ERROR; | |
1962 } | |
1963 | |
1964 *code = (uintptr_t) NULL; | |
1965 } | |
1966 | |
1967 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t)); | |
1968 if (code == NULL) { | |
1969 return NGX_CONF_ERROR; | |
1970 } | |
1971 | |
1972 *code = (uintptr_t) NULL; | |
1973 | |
479 | 1974 return NGX_CONF_OK; |
1975 } | |
509 | 1976 |
1977 | |
573 | 1978 static ngx_int_t |
1979 ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r, | |
1980 ngx_http_variable_value_t *v, uintptr_t data) | |
509 | 1981 { |
1982 u_char *p; | |
1983 ngx_http_fastcgi_loc_conf_t *flcf; | |
1984 | |
577 | 1985 v->valid = 1; |
573 | 1986 v->no_cachable = 0; |
1987 v->not_found = 0; | |
509 | 1988 |
1989 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); | |
1990 | |
1991 if (r->uri.data[r->uri.len - 1] != '/') { | |
573 | 1992 v->len = r->uri.len; |
1993 v->data = r->uri.data; | |
1994 return NGX_OK; | |
509 | 1995 } |
1996 | |
573 | 1997 v->len = r->uri.len + flcf->index.len; |
509 | 1998 |
573 | 1999 v->data = ngx_palloc(r->pool, v->len); |
2000 if (v->data == NULL) { | |
2001 return NGX_ERROR; | |
509 | 2002 } |
2003 | |
573 | 2004 p = ngx_copy(v->data, r->uri.data, r->uri.len); |
509 | 2005 ngx_memcpy(p, flcf->index.data, flcf->index.len); |
2006 | |
573 | 2007 return NGX_OK; |
509 | 2008 } |
2009 | |
2010 | |
2011 static char * | |
2012 ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
2013 { | |
2014 ngx_http_fastcgi_loc_conf_t *lcf = conf; | |
2015 | |
651 | 2016 ngx_url_t u; |
509 | 2017 ngx_str_t *value; |
2018 ngx_http_core_loc_conf_t *clcf; | |
2019 | |
555 | 2020 if (lcf->upstream.schema.len) { |
2021 return "is duplicate"; | |
2022 } | |
2023 | |
509 | 2024 value = cf->args->elts; |
2025 | |
651 | 2026 ngx_memzero(&u, sizeof(ngx_url_t)); |
2027 | |
2028 u.url = value[1]; | |
2029 u.upstream = 1; | |
2030 | |
2031 lcf->upstream_peers = ngx_http_upstream_add(cf, &u); | |
2032 if (lcf->upstream_peers == NULL) { | |
509 | 2033 return NGX_CONF_ERROR; |
2034 } | |
2035 | |
2036 lcf->upstream.schema.len = sizeof("fastcgi://") - 1; | |
2037 lcf->upstream.schema.data = (u_char *) "fastcgi://"; | |
2038 | |
2039 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); | |
2040 | |
2041 clcf->handler = ngx_http_fastcgi_handler; | |
2042 | |
573 | 2043 lcf->upstream.location = clcf->name; |
509 | 2044 |
2045 if (clcf->name.data[clcf->name.len - 1] == '/') { | |
2046 clcf->auto_redirect = 1; | |
2047 } | |
2048 | |
2049 return NGX_CONF_OK; | |
2050 } | |
2051 | |
2052 | |
2053 static char * | |
2054 ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, void *data) | |
2055 { | |
2056 #if (NGX_FREEBSD) | |
2057 ssize_t *np = data; | |
2058 | |
673 | 2059 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
509 | 2060 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
2061 "\"fastcgi_send_lowat\" must be less than %d " | |
2062 "(sysctl net.inet.tcp.sendspace)", | |
2063 ngx_freebsd_net_inet_tcp_sendspace); | |
2064 | |
2065 return NGX_CONF_ERROR; | |
2066 } | |
2067 | |
2068 #elif !(NGX_HAVE_SO_SNDLOWAT) | |
2069 ssize_t *np = data; | |
2070 | |
2071 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
2072 "\"fastcgi_send_lowat\" is not supported, ignored"); | |
2073 | |
2074 *np = 0; | |
2075 | |
2076 #endif | |
2077 | |
2078 return NGX_CONF_OK; | |
2079 } |